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authorRalph Metzler <rjkm@metzlerbros.de>2011-07-03 13:42:18 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-07-27 17:55:41 -0300
commit43dd07f758d81fc55a7a1ff24b7689b10cc75bf2 (patch)
tree9a179d134070df2af86d718c7dcc39d157bdc7b7 /drivers/media/dvb/frontends/drxk_hard.c
parent0fe4462930bfe09574494cae04fb029c504f3541 (diff)
[media] DRX-K: Initial check-in
Driver for the DRX-K DVB-C/T demodulator. Signed-off-by: Ralph Metzler <rjkm@metzlerbros.de> Signed-off-by: Oliver Endriss <o.endriss@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/frontends/drxk_hard.c')
-rw-r--r--drivers/media/dvb/frontends/drxk_hard.c5016
1 files changed, 5016 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/drxk_hard.c b/drivers/media/dvb/frontends/drxk_hard.c
new file mode 100644
index 000000000000..e6b1499186a5
--- /dev/null
+++ b/drivers/media/dvb/frontends/drxk_hard.c
@@ -0,0 +1,5016 @@
+/*
+ * drxk_hard: DRX-K DVB-C/T demodulator driver
+ *
+ * Copyright (C) 2010-2011 Digital Devices GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 only, as published by the Free Software Foundation.
+ *
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA
+ * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/firmware.h>
+#include <linux/i2c.h>
+#include <linux/version.h>
+#include <asm/div64.h>
+
+#include "dvb_frontend.h"
+#include "drxk.h"
+#include "drxk_hard.h"
+
+static int PowerDownDVBT(struct drxk_state *state, bool setPowerMode);
+static int PowerDownQAM(struct drxk_state *state);
+static int SetDVBTStandard (struct drxk_state *state,enum OperationMode oMode);
+static int SetQAMStandard(struct drxk_state *state,enum OperationMode oMode);
+static int SetQAM(struct drxk_state *state,u16 IntermediateFreqkHz,
+ s32 tunerFreqOffset);
+static int SetDVBTStandard (struct drxk_state *state,enum OperationMode oMode);
+static int DVBTStart(struct drxk_state *state);
+static int SetDVBT (struct drxk_state *state,u16 IntermediateFreqkHz,
+ s32 tunerFreqOffset);
+static int GetQAMLockStatus(struct drxk_state *state, u32 *pLockStatus);
+static int GetDVBTLockStatus(struct drxk_state *state, u32 *pLockStatus);
+static int SwitchAntennaToQAM(struct drxk_state *state);
+static int SwitchAntennaToDVBT(struct drxk_state *state);
+
+static bool IsDVBT(struct drxk_state *state)
+{
+ return state->m_OperationMode == OM_DVBT;
+}
+
+static bool IsQAM(struct drxk_state *state)
+{
+ return state->m_OperationMode == OM_QAM_ITU_A ||
+ state->m_OperationMode == OM_QAM_ITU_B ||
+ state->m_OperationMode == OM_QAM_ITU_C;
+}
+
+bool IsA1WithPatchCode(struct drxk_state *state)
+{
+ return state->m_DRXK_A1_PATCH_CODE;
+}
+
+bool IsA1WithRomCode(struct drxk_state *state)
+{
+ return state->m_DRXK_A1_ROM_CODE;
+}
+
+#define NOA1ROM 0
+
+#ifndef CHK_ERROR
+ #define CHK_ERROR(s) if ((status = s) < 0) break
+#endif
+
+#define DRXDAP_FASI_SHORT_FORMAT(addr) (((addr) & 0xFC30FF80) == 0)
+#define DRXDAP_FASI_LONG_FORMAT(addr) (((addr) & 0xFC30FF80) != 0)
+
+#define DEFAULT_MER_83 165
+#define DEFAULT_MER_93 250
+
+#ifndef DRXK_MPEG_SERIAL_OUTPUT_PIN_DRIVE_STRENGTH
+#define DRXK_MPEG_SERIAL_OUTPUT_PIN_DRIVE_STRENGTH (0x02)
+#endif
+
+#ifndef DRXK_MPEG_PARALLEL_OUTPUT_PIN_DRIVE_STRENGTH
+#define DRXK_MPEG_PARALLEL_OUTPUT_PIN_DRIVE_STRENGTH (0x03)
+#endif
+
+#ifndef DRXK_MPEG_OUTPUT_CLK_DRIVE_STRENGTH
+#define DRXK_MPEG_OUTPUT_CLK_DRIVE_STRENGTH (0x06)
+#endif
+
+#define DEFAULT_DRXK_MPEG_LOCK_TIMEOUT 700
+#define DEFAULT_DRXK_DEMOD_LOCK_TIMEOUT 500
+
+#ifndef DRXK_KI_RAGC_ATV
+#define DRXK_KI_RAGC_ATV 4
+#endif
+#ifndef DRXK_KI_IAGC_ATV
+#define DRXK_KI_IAGC_ATV 6
+#endif
+#ifndef DRXK_KI_DAGC_ATV
+#define DRXK_KI_DAGC_ATV 7
+#endif
+
+#ifndef DRXK_KI_RAGC_QAM
+#define DRXK_KI_RAGC_QAM 3
+#endif
+#ifndef DRXK_KI_IAGC_QAM
+#define DRXK_KI_IAGC_QAM 4
+#endif
+#ifndef DRXK_KI_DAGC_QAM
+#define DRXK_KI_DAGC_QAM 7
+#endif
+#ifndef DRXK_KI_RAGC_DVBT
+#define DRXK_KI_RAGC_DVBT (IsA1WithPatchCode(state) ? 3 : 2)
+#endif
+#ifndef DRXK_KI_IAGC_DVBT
+#define DRXK_KI_IAGC_DVBT (IsA1WithPatchCode(state) ? 4 : 2)
+#endif
+#ifndef DRXK_KI_DAGC_DVBT
+#define DRXK_KI_DAGC_DVBT (IsA1WithPatchCode(state) ? 10 : 7)
+#endif
+
+#ifndef DRXK_AGC_DAC_OFFSET
+#define DRXK_AGC_DAC_OFFSET (0x800)
+#endif
+
+#ifndef DRXK_BANDWIDTH_8MHZ_IN_HZ
+#define DRXK_BANDWIDTH_8MHZ_IN_HZ (0x8B8249L)
+#endif
+
+#ifndef DRXK_BANDWIDTH_7MHZ_IN_HZ
+#define DRXK_BANDWIDTH_7MHZ_IN_HZ (0x7A1200L)
+#endif
+
+#ifndef DRXK_BANDWIDTH_6MHZ_IN_HZ
+#define DRXK_BANDWIDTH_6MHZ_IN_HZ (0x68A1B6L)
+#endif
+
+#ifndef DRXK_QAM_SYMBOLRATE_MAX
+#define DRXK_QAM_SYMBOLRATE_MAX (7233000)
+#endif
+
+#define DRXK_BL_ROM_OFFSET_TAPS_DVBT 56
+#define DRXK_BL_ROM_OFFSET_TAPS_ITU_A 64
+#define DRXK_BL_ROM_OFFSET_TAPS_ITU_C 0x5FE0
+#define DRXK_BL_ROM_OFFSET_TAPS_BG 24
+#define DRXK_BL_ROM_OFFSET_TAPS_DKILLP 32
+#define DRXK_BL_ROM_OFFSET_TAPS_NTSC 40
+#define DRXK_BL_ROM_OFFSET_TAPS_FM 48
+#define DRXK_BL_ROM_OFFSET_UCODE 0
+
+#define DRXK_BLC_TIMEOUT 100
+
+#define DRXK_BLCC_NR_ELEMENTS_TAPS 2
+#define DRXK_BLCC_NR_ELEMENTS_UCODE 6
+
+#define DRXK_BLDC_NR_ELEMENTS_TAPS 28
+
+#ifndef DRXK_OFDM_NE_NOTCH_WIDTH
+#define DRXK_OFDM_NE_NOTCH_WIDTH (4)
+#endif
+
+#define DRXK_QAM_SL_SIG_POWER_QAM16 (40960)
+#define DRXK_QAM_SL_SIG_POWER_QAM32 (20480)
+#define DRXK_QAM_SL_SIG_POWER_QAM64 (43008)
+#define DRXK_QAM_SL_SIG_POWER_QAM128 (20992)
+#define DRXK_QAM_SL_SIG_POWER_QAM256 (43520)
+
+inline u32 MulDiv32(u32 a, u32 b, u32 c)
+{
+ u64 tmp64;
+
+ tmp64 = (u64)a * (u64)b;
+ do_div(tmp64, c);
+
+ return (u32) tmp64;
+}
+
+inline u32 Frac28a(u32 a, u32 c)
+{
+ int i = 0;
+ u32 Q1 = 0;
+ u32 R0 = 0;
+
+ R0 = (a % c) << 4; /* 32-28 == 4 shifts possible at max */
+ Q1 = a / c; /* integer part, only the 4 least significant bits
+ will be visible in the result */
+
+ /* division using radix 16, 7 nibbles in the result */
+ for (i = 0; i < 7; i++) {
+ Q1 = (Q1 << 4) | (R0 / c);
+ R0 = (R0 % c) << 4;
+ }
+ /* rounding */
+ if ((R0 >> 3) >= c)
+ Q1++;
+
+ return Q1;
+}
+
+static u32 Log10Times100(u32 x)
+{
+ static const u8 scale = 15;
+ static const u8 indexWidth = 5;
+ u8 i = 0;
+ u32 y = 0;
+ u32 d = 0;
+ u32 k = 0;
+ u32 r = 0;
+ /*
+ log2lut[n] = (1<<scale) * 200 * log2(1.0 + ((1.0/(1<<INDEXWIDTH)) * n))
+ 0 <= n < ((1<<INDEXWIDTH)+1)
+ */
+
+ static const u32 log2lut[] = {
+ 0, /* 0.000000 */
+ 290941, /* 290941.300628 */
+ 573196, /* 573196.476418 */
+ 847269, /* 847269.179851 */
+ 1113620, /* 1113620.489452 */
+ 1372674, /* 1372673.576986 */
+ 1624818, /* 1624817.752104 */
+ 1870412, /* 1870411.981536 */
+ 2109788, /* 2109787.962654 */
+ 2343253, /* 2343252.817465 */
+ 2571091, /* 2571091.461923 */
+ 2793569, /* 2793568.696416 */
+ 3010931, /* 3010931.055901 */
+ 3223408, /* 3223408.452106 */
+ 3431216, /* 3431215.635215 */
+ 3634553, /* 3634553.498355 */
+ 3833610, /* 3833610.244726 */
+ 4028562, /* 4028562.434393 */
+ 4219576, /* 4219575.925308 */
+ 4406807, /* 4406806.721144 */
+ 4590402, /* 4590401.736809 */
+ 4770499, /* 4770499.491025 */
+ 4947231, /* 4947230.734179 */
+ 5120719, /* 5120719.018555 */
+ 5291081, /* 5291081.217197 */
+ 5458428, /* 5458427.996830 */
+ 5622864, /* 5622864.249668 */
+ 5784489, /* 5784489.488298 */
+ 5943398, /* 5943398.207380 */
+ 6099680, /* 6099680.215452 */
+ 6253421, /* 6253420.939751 */
+ 6404702, /* 6404701.706649 */
+ 6553600, /* 6553600.000000 */
+ };
+
+
+ if (x == 0)
+ return (0);
+
+ /* Scale x (normalize) */
+ /* computing y in log(x/y) = log(x) - log(y) */
+ if ((x & ((0xffffffff) << (scale + 1))) == 0) {
+ for (k = scale; k > 0; k--) {
+ if (x & (((u32)1) << scale))
+ break;
+ x <<= 1;
+ }
+ } else {
+ for (k = scale; k < 31 ; k++) {
+ if ((x & (((u32)(-1)) << (scale+1))) == 0)
+ break;
+ x >>= 1;
+ }
+ }
+ /*
+ Now x has binary point between bit[scale] and bit[scale-1]
+ and 1.0 <= x < 2.0 */
+
+ /* correction for divison: log(x) = log(x/y)+log(y) */
+ y = k * ((((u32)1) << scale) * 200);
+
+ /* remove integer part */
+ x &= ((((u32)1) << scale)-1);
+ /* get index */
+ i = (u8) (x >> (scale - indexWidth));
+ /* compute delta (x - a) */
+ d = x & ((((u32)1) << (scale - indexWidth)) - 1);
+ /* compute log, multiplication (d* (..)) must be within range ! */
+ y += log2lut[i] +
+ ((d * (log2lut[i + 1] - log2lut[i])) >> (scale - indexWidth));
+ /* Conver to log10() */
+ y /= 108853; /* (log2(10) << scale) */
+ r = (y >> 1);
+ /* rounding */
+ if (y & ((u32)1))
+ r++;
+ return (r);
+}
+
+/****************************************************************************/
+/* I2C **********************************************************************/
+/****************************************************************************/
+
+static int i2c_read1(struct i2c_adapter *adapter, u8 adr, u8 *val)
+{
+ struct i2c_msg msgs[1] = {{.addr = adr, .flags = I2C_M_RD,
+ .buf = val, .len = 1 }};
+ return (i2c_transfer(adapter, msgs, 1) == 1) ? 0 : -1;
+}
+
+static int i2c_write(struct i2c_adapter *adap, u8 adr, u8 *data, int len)
+{
+ struct i2c_msg msg =
+ {.addr = adr, .flags = 0, .buf = data, .len = len};
+
+ if (i2c_transfer(adap, &msg, 1) != 1) {
+ printk("i2c_write error\n");
+ return -1;
+ }
+ return 0;
+}
+
+static int i2c_read(struct i2c_adapter *adap,
+ u8 adr, u8 *msg, int len, u8 *answ, int alen)
+{
+ struct i2c_msg msgs[2] = { { .addr = adr, .flags = 0,
+ .buf = msg, .len = len},
+ { .addr = adr, .flags = I2C_M_RD,
+ .buf = answ, .len = alen } };
+ if (i2c_transfer(adap, msgs, 2) != 2) {
+ printk("i2c_read error\n");
+ return -1;
+ }
+ return 0;
+}
+
+static int Read16(struct drxk_state *state, u32 reg, u16 *data, u8 flags)
+{
+ u8 adr=state->demod_address, mm1[4], mm2[2], len;
+#ifdef I2C_LONG_ADR
+ flags |= 0xC0;
+#endif
+ if (DRXDAP_FASI_LONG_FORMAT(reg) || (flags != 0)) {
+ mm1[0] = (((reg << 1) & 0xFF) | 0x01);
+ mm1[1] = ((reg >> 16) & 0xFF);
+ mm1[2] = ((reg >> 24) & 0xFF) | flags;
+ mm1[3] = ((reg >> 7) & 0xFF);
+ len = 4;
+ } else {
+ mm1[0] = ((reg << 1) & 0xFF);
+ mm1[1] = (((reg >> 16) & 0x0F) | ((reg >> 18) & 0xF0));
+ len = 2;
+ }
+ if (i2c_read(state->i2c, adr, mm1, len, mm2, 2) < 0)
+ return -1;
+ if (data)
+ *data = mm2[0] | (mm2[1] << 8);
+ return 0;
+}
+
+static int Read16_0(struct drxk_state *state, u32 reg, u16 *data)
+{
+ return Read16(state, reg, data, 0);
+}
+
+static int Read32(struct drxk_state *state, u32 reg, u32 *data, u8 flags)
+{
+ u8 adr = state->demod_address, mm1[4], mm2[4], len;
+#ifdef I2C_LONG_ADR
+ flags |= 0xC0;
+#endif
+ if (DRXDAP_FASI_LONG_FORMAT(reg) || (flags != 0)) {
+ mm1[0] = (((reg << 1) & 0xFF) | 0x01);
+ mm1[1] = ((reg >> 16) & 0xFF);
+ mm1[2] = ((reg >> 24) & 0xFF) | flags;
+ mm1[3] = ((reg >> 7) & 0xFF);
+ len = 4;
+ } else {
+ mm1[0] = ((reg << 1) & 0xFF);
+ mm1[1] = (((reg >> 16) & 0x0F) | ((reg >> 18) & 0xF0));
+ len = 2;
+ }
+ if (i2c_read(state->i2c, adr, mm1, len, mm2, 4) < 0)
+ return -1;
+ if (data)
+ *data = mm2[0] | (mm2[1] << 8) |
+ (mm2[2] << 16) | (mm2[3] << 24);
+ return 0;
+}
+
+static int Write16(struct drxk_state *state, u32 reg, u16 data, u8 flags)
+{
+ u8 adr = state->demod_address, mm[6], len;
+#ifdef I2C_LONG_ADR
+ flags |= 0xC0;
+#endif
+ if (DRXDAP_FASI_LONG_FORMAT(reg) || (flags != 0)) {
+ mm[0] = (((reg << 1) & 0xFF) | 0x01);
+ mm[1] = ((reg >> 16) & 0xFF);
+ mm[2] = ((reg >> 24) & 0xFF) | flags;
+ mm[3] = ((reg >> 7) & 0xFF);
+ len = 4;
+ } else {
+ mm[0] = ((reg << 1) & 0xFF);
+ mm[1] = (((reg >> 16) & 0x0F) | ((reg >> 18) & 0xF0));
+ len = 2;
+ }
+ mm[len] = data & 0xff;
+ mm[len+1] = (data >>8) & 0xff;
+ if (i2c_write(state->i2c, adr, mm, len + 2) < 0)
+ return -1;
+ return 0;
+}
+
+static int Write16_0(struct drxk_state *state, u32 reg, u16 data)
+{
+ return Write16(state, reg, data, 0);
+}
+
+static int Write32(struct drxk_state *state, u32 reg, u32 data, u8 flags)
+{
+ u8 adr = state->demod_address, mm[8], len;
+#ifdef I2C_LONG_ADR
+ flags |= 0xC0;
+#endif
+ if (DRXDAP_FASI_LONG_FORMAT(reg) || (flags != 0)) {
+ mm[0] = (((reg << 1) & 0xFF) | 0x01);
+ mm[1] = ((reg >> 16) & 0xFF);
+ mm[2] = ((reg >> 24) & 0xFF) | flags;
+ mm[3] = ((reg >> 7) & 0xFF);
+ len = 4;
+ } else {
+ mm[0] = ((reg << 1) & 0xFF);
+ mm[1] = (((reg >> 16) & 0x0F) | ((reg >> 18) & 0xF0));
+ len = 2;
+ }
+ mm[len] = data & 0xff;
+ mm[len+1] = (data >> 8) & 0xff;
+ mm[len+2] = (data >> 16) & 0xff;
+ mm[len+3] = (data >> 24) & 0xff;
+ if (i2c_write(state->i2c, adr, mm, len+4) < 0)
+ return -1;
+ return 0;
+}
+
+static int WriteBlock(struct drxk_state *state, u32 Address,
+ const int BlockSize, const u8 pBlock[], u8 Flags)
+{
+ int status = 0, BlkSize = BlockSize;
+#ifdef I2C_LONG_ADR
+ Flags |= 0xC0;
+#endif
+ while (BlkSize > 0) {
+ int Chunk = BlkSize > state->m_ChunkSize ?
+ state->m_ChunkSize : BlkSize ;
+ u8 *AdrBuf = &state->Chunk[0];
+ u32 AdrLength = 0;
+
+ if (DRXDAP_FASI_LONG_FORMAT(Address) || (Flags != 0)) {
+ AdrBuf[0] = (((Address << 1) & 0xFF) | 0x01);
+ AdrBuf[1] = ((Address >> 16) & 0xFF);
+ AdrBuf[2] = ((Address >> 24) & 0xFF);
+ AdrBuf[3] = ((Address >> 7) & 0xFF);
+ AdrBuf[2] |= Flags;
+ AdrLength = 4;
+ if (Chunk == state->m_ChunkSize)
+ Chunk -= 2;
+ } else {
+ AdrBuf[0] = ((Address << 1) & 0xFF);
+ AdrBuf[1] = (((Address >> 16) & 0x0F) |
+ ((Address >> 18) & 0xF0));
+ AdrLength = 2;
+ }
+ memcpy(&state->Chunk[AdrLength], pBlock, Chunk);
+ status = i2c_write(state->i2c, state->demod_address,
+ &state->Chunk[0], Chunk+AdrLength);
+ if (status<0) {
+ printk("I2C Write error\n");
+ break;
+ }
+ pBlock += Chunk;
+ Address += (Chunk >> 1);
+ BlkSize -= Chunk;
+ }
+ return status;
+}
+
+#ifndef DRXK_MAX_RETRIES_POWERUP
+#define DRXK_MAX_RETRIES_POWERUP 20
+#endif
+
+int PowerUpDevice(struct drxk_state *state)
+{
+ int status;
+ u8 data = 0;
+ u16 retryCount = 0;
+
+ status = i2c_read1(state->i2c, state->demod_address, &data);
+ if (status<0)
+ do {
+ data = 0;
+ if (i2c_write(state->i2c,
+ state->demod_address, &data, 1) < 0)
+ printk("powerup failed\n");
+ msleep(10);
+ retryCount++ ;
+ } while (i2c_read1(state->i2c,
+ state->demod_address, &data) < 0 &&
+ (retryCount < DRXK_MAX_RETRIES_POWERUP));
+ if (retryCount >= DRXK_MAX_RETRIES_POWERUP)
+ return -1;
+ do {
+ /* Make sure all clk domains are active */
+ CHK_ERROR(Write16_0(state, SIO_CC_PWD_MODE__A,
+ SIO_CC_PWD_MODE_LEVEL_NONE));
+ CHK_ERROR(Write16_0(state, SIO_CC_UPDATE__A,
+ SIO_CC_UPDATE_KEY));
+ /* Enable pll lock tests */
+ CHK_ERROR(Write16_0(state, SIO_CC_PLL_LOCK__A, 1));
+ state->m_currentPowerMode = DRX_POWER_UP;
+ } while (0);
+ return status;
+}
+
+
+static int init_state(struct drxk_state *state)
+{
+ u32 ulVSBIfAgcMode = DRXK_AGC_CTRL_AUTO;
+ u32 ulVSBIfAgcOutputLevel = 0;
+ u32 ulVSBIfAgcMinLevel = 0;
+ u32 ulVSBIfAgcMaxLevel = 0x7FFF;
+ u32 ulVSBIfAgcSpeed = 3;
+
+ u32 ulVSBRfAgcMode = DRXK_AGC_CTRL_AUTO;
+ u32 ulVSBRfAgcOutputLevel = 0;
+ u32 ulVSBRfAgcMinLevel = 0;
+ u32 ulVSBRfAgcMaxLevel = 0x7FFF;
+ u32 ulVSBRfAgcSpeed = 3;
+ u32 ulVSBRfAgcTop = 9500;
+ u32 ulVSBRfAgcCutOffCurrent = 4000;
+
+ u32 ulATVIfAgcMode = DRXK_AGC_CTRL_AUTO;
+ u32 ulATVIfAgcOutputLevel = 0;
+ u32 ulATVIfAgcMinLevel = 0;
+ u32 ulATVIfAgcMaxLevel = 0;
+ u32 ulATVIfAgcSpeed = 3;
+
+ u32 ulATVRfAgcMode = DRXK_AGC_CTRL_OFF;
+ u32 ulATVRfAgcOutputLevel = 0;
+ u32 ulATVRfAgcMinLevel = 0;
+ u32 ulATVRfAgcMaxLevel = 0;
+ u32 ulATVRfAgcTop = 9500;
+ u32 ulATVRfAgcCutOffCurrent = 4000;
+ u32 ulATVRfAgcSpeed = 3;
+
+ u32 ulQual83 = DEFAULT_MER_83;
+ u32 ulQual93 = DEFAULT_MER_93;
+
+ u32 ulDVBTStaticTSClock = 1;
+ u32 ulDVBCStaticTSClock = 1;
+
+ u32 ulMpegLockTimeOut = DEFAULT_DRXK_MPEG_LOCK_TIMEOUT;
+ u32 ulDemodLockTimeOut = DEFAULT_DRXK_DEMOD_LOCK_TIMEOUT;
+
+ /* io_pad_cfg register (8 bit reg.) MSB bit is 1 (default value) */
+ /* io_pad_cfg_mode output mode is drive always */
+ /* io_pad_cfg_drive is set to power 2 (23 mA) */
+ u32 ulGPIOCfg = 0x0113;
+ u32 ulGPIO = 0;
+ u32 ulSerialMode = 1;
+ u32 ulInvertTSClock = 0;
+ u32 ulTSDataStrength = DRXK_MPEG_SERIAL_OUTPUT_PIN_DRIVE_STRENGTH;
+ u32 ulTSClockkStrength = DRXK_MPEG_OUTPUT_CLK_DRIVE_STRENGTH;
+ u32 ulDVBTBitrate = 50000000;
+ u32 ulDVBCBitrate = DRXK_QAM_SYMBOLRATE_MAX * 8;
+
+ u32 ulInsertRSByte = 0;
+
+ u32 ulRfMirror = 1;
+ u32 ulPowerDown = 0;
+
+ u32 ulAntennaDVBT = 1;
+ u32 ulAntennaDVBC = 0;
+ u32 ulAntennaSwitchDVBTDVBC = 0;
+
+ state->m_hasLNA = false;
+ state->m_hasDVBT= false;
+ state->m_hasDVBC= false;
+ state->m_hasATV= false;
+ state->m_hasOOB = false;
+ state->m_hasAudio = false;
+
+ state->m_ChunkSize = 124;
+
+ state->m_oscClockFreq = 0;
+ state->m_smartAntInverted = false;
+ state->m_bPDownOpenBridge = false;
+
+ /* real system clock frequency in kHz */
+ state->m_sysClockFreq = 151875;
+ /* Timing div, 250ns/Psys */
+ /* Timing div, = (delay (nano seconds) * sysclk (kHz))/ 1000 */
+ state->m_HICfgTimingDiv = ((state->m_sysClockFreq / 1000) *
+ HI_I2C_DELAY) / 1000;
+ /* Clipping */
+ if (state->m_HICfgTimingDiv > SIO_HI_RA_RAM_PAR_2_CFG_DIV__M)
+ state->m_HICfgTimingDiv = SIO_HI_RA_RAM_PAR_2_CFG_DIV__M;
+ state->m_HICfgWakeUpKey = (state->demod_address << 1);
+ /* port/bridge/power down ctrl */
+ state->m_HICfgCtrl = SIO_HI_RA_RAM_PAR_5_CFG_SLV0_SLAVE;
+
+ state->m_bPowerDown = (ulPowerDown != 0);
+
+ state->m_DRXK_A1_PATCH_CODE = false;
+ state->m_DRXK_A1_ROM_CODE = false;
+ state->m_DRXK_A2_ROM_CODE = false;
+ state->m_DRXK_A3_ROM_CODE = false;
+ state->m_DRXK_A2_PATCH_CODE = false;
+ state->m_DRXK_A3_PATCH_CODE = false;
+
+ /* Init AGC and PGA parameters */
+ /* VSB IF */
+ state->m_vsbIfAgcCfg.ctrlMode = (ulVSBIfAgcMode);
+ state->m_vsbIfAgcCfg.outputLevel = (ulVSBIfAgcOutputLevel);
+ state->m_vsbIfAgcCfg.minOutputLevel = (ulVSBIfAgcMinLevel);
+ state->m_vsbIfAgcCfg.maxOutputLevel = (ulVSBIfAgcMaxLevel);
+ state->m_vsbIfAgcCfg.speed = (ulVSBIfAgcSpeed);
+ state->m_vsbPgaCfg = 140;
+
+ /* VSB RF */
+ state->m_vsbRfAgcCfg.ctrlMode = (ulVSBRfAgcMode);
+ state->m_vsbRfAgcCfg.outputLevel = (ulVSBRfAgcOutputLevel);
+ state->m_vsbRfAgcCfg.minOutputLevel = (ulVSBRfAgcMinLevel);
+ state->m_vsbRfAgcCfg.maxOutputLevel = (ulVSBRfAgcMaxLevel);
+ state->m_vsbRfAgcCfg.speed = (ulVSBRfAgcSpeed);
+ state->m_vsbRfAgcCfg.top = (ulVSBRfAgcTop);
+ state->m_vsbRfAgcCfg.cutOffCurrent = (ulVSBRfAgcCutOffCurrent);
+ state->m_vsbPreSawCfg.reference = 0x07;
+ state->m_vsbPreSawCfg.usePreSaw = true;
+
+ state->m_Quality83percent = DEFAULT_MER_83;
+ state->m_Quality93percent = DEFAULT_MER_93;
+ if (ulQual93 <= 500 && ulQual83 < ulQual93) {
+ state->m_Quality83percent = ulQual83;
+ state->m_Quality93percent = ulQual93;
+ }
+
+ /* ATV IF */
+ state->m_atvIfAgcCfg.ctrlMode = (ulATVIfAgcMode);
+ state->m_atvIfAgcCfg.outputLevel = (ulATVIfAgcOutputLevel);
+ state->m_atvIfAgcCfg.minOutputLevel = (ulATVIfAgcMinLevel);
+ state->m_atvIfAgcCfg.maxOutputLevel = (ulATVIfAgcMaxLevel);
+ state->m_atvIfAgcCfg.speed = (ulATVIfAgcSpeed);
+
+ /* ATV RF */
+ state->m_atvRfAgcCfg.ctrlMode = (ulATVRfAgcMode);
+ state->m_atvRfAgcCfg.outputLevel = (ulATVRfAgcOutputLevel);
+ state->m_atvRfAgcCfg.minOutputLevel = (ulATVRfAgcMinLevel);
+ state->m_atvRfAgcCfg.maxOutputLevel = (ulATVRfAgcMaxLevel);
+ state->m_atvRfAgcCfg.speed = (ulATVRfAgcSpeed);
+ state->m_atvRfAgcCfg.top = (ulATVRfAgcTop);
+ state->m_atvRfAgcCfg.cutOffCurrent = (ulATVRfAgcCutOffCurrent);
+ state->m_atvPreSawCfg.reference = 0x04;
+ state->m_atvPreSawCfg.usePreSaw = true;
+
+
+ /* DVBT RF */
+ state->m_dvbtRfAgcCfg.ctrlMode = DRXK_AGC_CTRL_OFF;
+ state->m_dvbtRfAgcCfg.outputLevel = 0;
+ state->m_dvbtRfAgcCfg.minOutputLevel = 0;
+ state->m_dvbtRfAgcCfg.maxOutputLevel = 0xFFFF;
+ state->m_dvbtRfAgcCfg.top = 0x2100;
+ state->m_dvbtRfAgcCfg.cutOffCurrent = 4000;
+ state->m_dvbtRfAgcCfg.speed = 1;
+
+
+ /* DVBT IF */
+ state->m_dvbtIfAgcCfg.ctrlMode = DRXK_AGC_CTRL_AUTO;
+ state->m_dvbtIfAgcCfg.outputLevel = 0;
+ state->m_dvbtIfAgcCfg.minOutputLevel = 0;
+ state->m_dvbtIfAgcCfg.maxOutputLevel = 9000;
+ state->m_dvbtIfAgcCfg.top = 13424;
+ state->m_dvbtIfAgcCfg.cutOffCurrent = 0;
+ state->m_dvbtIfAgcCfg.speed = 3;
+ state->m_dvbtIfAgcCfg.FastClipCtrlDelay = 30;
+ state->m_dvbtIfAgcCfg.IngainTgtMax = 30000;
+ // state->m_dvbtPgaCfg = 140;
+
+ state->m_dvbtPreSawCfg.reference = 4;
+ state->m_dvbtPreSawCfg.usePreSaw = false;
+
+ /* QAM RF */
+ state->m_qamRfAgcCfg.ctrlMode = DRXK_AGC_CTRL_OFF;
+ state->m_qamRfAgcCfg.outputLevel = 0;
+ state->m_qamRfAgcCfg.minOutputLevel = 6023;
+ state->m_qamRfAgcCfg.maxOutputLevel = 27000;
+ state->m_qamRfAgcCfg.top = 0x2380;
+ state->m_qamRfAgcCfg.cutOffCurrent = 4000;
+ state->m_qamRfAgcCfg.speed = 3;
+
+ /* QAM IF */
+ state->m_qamIfAgcCfg.ctrlMode = DRXK_AGC_CTRL_AUTO;
+ state->m_qamIfAgcCfg.outputLevel = 0;
+ state->m_qamIfAgcCfg.minOutputLevel = 0;
+ state->m_qamIfAgcCfg.maxOutputLevel = 9000;
+ state->m_qamIfAgcCfg.top = 0x0511;
+ state->m_qamIfAgcCfg.cutOffCurrent = 0;
+ state->m_qamIfAgcCfg.speed = 3;
+ state->m_qamIfAgcCfg.IngainTgtMax = 5119;
+ state->m_qamIfAgcCfg.FastClipCtrlDelay = 50;
+
+ state->m_qamPgaCfg = 140;
+ state->m_qamPreSawCfg.reference = 4;
+ state->m_qamPreSawCfg.usePreSaw = false;
+
+ state->m_OperationMode = OM_NONE;
+ state->m_DrxkState = DRXK_UNINITIALIZED;
+
+ /* MPEG output configuration */
+ state->m_enableMPEGOutput = true; /* If TRUE; enable MPEG ouput */
+ state->m_insertRSByte = false; /* If TRUE; insert RS byte */
+ state->m_enableParallel = true; /* If TRUE;
+ parallel out otherwise serial */
+ state->m_invertDATA = false; /* If TRUE; invert DATA signals */
+ state->m_invertERR = false; /* If TRUE; invert ERR signal */
+ state->m_invertSTR = false; /* If TRUE; invert STR signals */
+ state->m_invertVAL = false; /* If TRUE; invert VAL signals */
+ state->m_invertCLK =
+ (ulInvertTSClock != 0); /* If TRUE; invert CLK signals */
+ state->m_DVBTStaticCLK = (ulDVBTStaticTSClock != 0);
+ state->m_DVBCStaticCLK =
+ (ulDVBCStaticTSClock != 0);
+ /* If TRUE; static MPEG clockrate will be used;
+ otherwise clockrate will adapt to the bitrate of the TS */
+
+ state->m_DVBTBitrate = ulDVBTBitrate;
+ state->m_DVBCBitrate = ulDVBCBitrate;
+
+ state->m_TSDataStrength = (ulTSDataStrength & 0x07);
+ state->m_TSClockkStrength = (ulTSClockkStrength & 0x07);
+
+ /* Maximum bitrate in b/s in case static clockrate is selected */
+ state->m_mpegTsStaticBitrate = 19392658;
+ state->m_disableTEIhandling = false;
+
+ if (ulInsertRSByte)
+ state->m_insertRSByte = true;
+
+ state->m_MpegLockTimeOut = DEFAULT_DRXK_MPEG_LOCK_TIMEOUT;
+ if (ulMpegLockTimeOut < 10000)
+ state->m_MpegLockTimeOut = ulMpegLockTimeOut;
+ state->m_DemodLockTimeOut = DEFAULT_DRXK_DEMOD_LOCK_TIMEOUT;
+ if (ulDemodLockTimeOut < 10000)
+ state->m_DemodLockTimeOut = ulDemodLockTimeOut;
+
+ // QAM defaults
+ state->m_Constellation = DRX_CONSTELLATION_AUTO;
+ state->m_qamInterleaveMode = DRXK_QAM_I12_J17;
+ state->m_fecRsPlen = 204*8; /* fecRsPlen annex A*/
+ state->m_fecRsPrescale = 1;
+
+ state->m_sqiSpeed = DRXK_DVBT_SQI_SPEED_MEDIUM;
+ state->m_agcFastClipCtrlDelay = 0;
+
+ state->m_GPIOCfg = (ulGPIOCfg);
+ state->m_GPIO = (ulGPIO == 0 ? 0 : 1);
+
+ state->m_AntennaDVBT = (ulAntennaDVBT == 0 ? 0 : 1);
+ state->m_AntennaDVBC = (ulAntennaDVBC == 0 ? 0 : 1);
+ state->m_AntennaSwitchDVBTDVBC =
+ (ulAntennaSwitchDVBTDVBC == 0 ? 0 : 1);
+
+ state->m_bPowerDown = false;
+ state->m_currentPowerMode = DRX_POWER_DOWN;
+
+ state->m_enableParallel = (ulSerialMode == 0);
+
+ state->m_rfmirror = (ulRfMirror == 0);
+ state->m_IfAgcPol = false;
+ return 0;
+}
+
+static int DRXX_Open(struct drxk_state *state)
+{
+ int status = 0;
+ u32 jtag = 0;
+ u16 bid = 0;
+ u16 key = 0;
+
+ do {
+ /* stop lock indicator process */
+ CHK_ERROR(Write16_0(state, SCU_RAM_GPIO__A,
+ SCU_RAM_GPIO_HW_LOCK_IND_DISABLE));
+ /* Check device id */
+ CHK_ERROR(Read16(state, SIO_TOP_COMM_KEY__A, &key, 0));
+ CHK_ERROR(Write16_0(state, SIO_TOP_COMM_KEY__A,
+ SIO_TOP_COMM_KEY_KEY));
+ CHK_ERROR(Read32(state, SIO_TOP_JTAGID_LO__A, &jtag, 0));
+ CHK_ERROR(Read16(state, SIO_PDR_UIO_IN_HI__A, &bid, 0));
+ CHK_ERROR(Write16_0(state, SIO_TOP_COMM_KEY__A, key));
+ } while(0);
+ return status;
+}
+
+static int GetDeviceCapabilities(struct drxk_state *state)
+{
+ u16 sioPdrOhwCfg = 0;
+ u32 sioTopJtagidLo = 0;
+ int status;
+
+ do {
+ /* driver 0.9.0 */
+ /* stop lock indicator process */
+ CHK_ERROR(Write16_0(state, SCU_RAM_GPIO__A,
+ SCU_RAM_GPIO_HW_LOCK_IND_DISABLE));
+
+ CHK_ERROR(Write16_0(state, SIO_TOP_COMM_KEY__A, 0xFABA));
+ CHK_ERROR(Read16(state, SIO_PDR_OHW_CFG__A, &sioPdrOhwCfg, 0));
+ CHK_ERROR(Write16_0(state, SIO_TOP_COMM_KEY__A, 0x0000));
+
+ switch ((sioPdrOhwCfg & SIO_PDR_OHW_CFG_FREF_SEL__M)) {
+ case 0:
+ /* ignore (bypass ?) */
+ break;
+ case 1:
+ /* 27 MHz */
+ state->m_oscClockFreq = 27000;
+ break;
+ case 2:
+ /* 20.25 MHz */
+ state->m_oscClockFreq = 20250;
+ break;
+ case 3:
+ /* 4 MHz */
+ state->m_oscClockFreq = 20250;
+ break;
+ default:
+ return -1;
+ }
+ /*
+ Determine device capabilities
+ Based on pinning v14
+ */
+ CHK_ERROR(Read32(state, SIO_TOP_JTAGID_LO__A,
+ &sioTopJtagidLo, 0));
+ /* driver 0.9.0 */
+ switch((sioTopJtagidLo >> 29) & 0xF) {
+ case 0:
+ state->m_deviceSpin = DRXK_SPIN_A1;
+ break;
+ case 2:
+ state->m_deviceSpin = DRXK_SPIN_A2;
+ break;
+ case 3:
+ state->m_deviceSpin = DRXK_SPIN_A3;
+ break;
+ default:
+ state->m_deviceSpin = DRXK_SPIN_UNKNOWN;
+ status = -1;
+ break;
+ }
+ switch ((sioTopJtagidLo>>12)&0xFF) {
+ case 0x13:
+ /* typeId = DRX3913K_TYPE_ID */
+ state->m_hasLNA = false;
+ state->m_hasOOB = false;
+ state->m_hasATV = false;
+ state->m_hasAudio = false;
+ state->m_hasDVBT = true;
+ state->m_hasDVBC = true;
+ state->m_hasSAWSW = true;
+ state->m_hasGPIO2 = false;
+ state->m_hasGPIO1 = false;
+ state->m_hasIRQN = false;
+ break;
+ case 0x15:
+ /* typeId = DRX3915K_TYPE_ID */
+ state->m_hasLNA = false;
+ state->m_hasOOB = false;
+ state->m_hasATV = true;
+ state->m_hasAudio = false;
+ state->m_hasDVBT = true;
+ state->m_hasDVBC = false;
+ state->m_hasSAWSW = true;
+ state->m_hasGPIO2 = true;
+ state->m_hasGPIO1 = true;
+ state->m_hasIRQN = false;
+ break;
+ case 0x16:
+ /* typeId = DRX3916K_TYPE_ID */
+ state->m_hasLNA = false;
+ state->m_hasOOB = false;
+ state->m_hasATV = true;
+ state->m_hasAudio = false;
+ state->m_hasDVBT = true;
+ state->m_hasDVBC = false;
+ state->m_hasSAWSW = true;
+ state->m_hasGPIO2 = true;
+ state->m_hasGPIO1 = true;
+ state->m_hasIRQN = false;
+ break;
+ case 0x18:
+ /* typeId = DRX3918K_TYPE_ID */
+ state->m_hasLNA = false;
+ state->m_hasOOB = false;
+ state->m_hasATV = true;
+ state->m_hasAudio = true;
+ state->m_hasDVBT = true;
+ state->m_hasDVBC = false;
+ state->m_hasSAWSW = true;
+ state->m_hasGPIO2 = true;
+ state->m_hasGPIO1 = true;
+ state->m_hasIRQN = false;
+ break;
+ case 0x21:
+ /* typeId = DRX3921K_TYPE_ID */
+ state->m_hasLNA = false;
+ state->m_hasOOB = false;
+ state->m_hasATV = true;
+ state->m_hasAudio = true;
+ state->m_hasDVBT = true;
+ state->m_hasDVBC = true;
+ state->m_hasSAWSW = true;
+ state->m_hasGPIO2 = true;
+ state->m_hasGPIO1 = true;
+ state->m_hasIRQN = false;
+ break;
+ case 0x23:
+ /* typeId = DRX3923K_TYPE_ID */
+ state->m_hasLNA = false;
+ state->m_hasOOB = false;
+ state->m_hasATV = true;
+ state->m_hasAudio = true;
+ state->m_hasDVBT = true;
+ state->m_hasDVBC = true;
+ state->m_hasSAWSW = true;
+ state->m_hasGPIO2 = true;
+ state->m_hasGPIO1 = true;
+ state->m_hasIRQN = false;
+ break;
+ case 0x25:
+ /* typeId = DRX3925K_TYPE_ID */
+ state->m_hasLNA = false;
+ state->m_hasOOB = false;
+ state->m_hasATV = true;
+ state->m_hasAudio = true;
+ state->m_hasDVBT = true;
+ state->m_hasDVBC = true;
+ state->m_hasSAWSW = true;
+ state->m_hasGPIO2 = true;
+ state->m_hasGPIO1 = true;
+ state->m_hasIRQN = false;
+ break;
+ case 0x26:
+ /* typeId = DRX3926K_TYPE_ID */
+ state->m_hasLNA = false;
+ state->m_hasOOB = false;
+ state->m_hasATV = true;
+ state->m_hasAudio = false;
+ state->m_hasDVBT = true;
+ state->m_hasDVBC = true;
+ state->m_hasSAWSW = true;
+ state->m_hasGPIO2 = true;
+ state->m_hasGPIO1 = true;
+ state->m_hasIRQN = false;
+ break;
+ default:
+ printk("DeviceID not supported = %02x\n",
+ ((sioTopJtagidLo>>12)&0xFF));
+ status = -1;
+ break;
+ }
+ } while(0);
+ return status;
+}
+
+static int HI_Command(struct drxk_state *state, u16 cmd, u16 *pResult)
+{
+ int status;
+ bool powerdown_cmd;
+
+ //printk("%s\n", __FUNCTION__);
+
+ /* Write command */
+ status = Write16_0(state, SIO_HI_RA_RAM_CMD__A, cmd);
+ if (status < 0)
+ return status;
+ if (cmd == SIO_HI_RA_RAM_CMD_RESET)
+ msleep(1);
+
+ powerdown_cmd =
+ (bool) ((cmd == SIO_HI_RA_RAM_CMD_CONFIG) &&
+ ((state->m_HICfgCtrl) &
+ SIO_HI_RA_RAM_PAR_5_CFG_SLEEP__M) ==
+ SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ);
+ if (powerdown_cmd == false) {
+ /* Wait until command rdy */
+ u32 retryCount = 0;
+ u16 waitCmd;
+
+ do {
+ msleep(1);
+ retryCount += 1;
+ status = Read16(state, SIO_HI_RA_RAM_CMD__A,
+ &waitCmd, 0);
+ } while ((status < 0) &&
+ (retryCount < DRXK_MAX_RETRIES) && (waitCmd != 0));
+
+ if (status == 0)
+ status = Read16(state, SIO_HI_RA_RAM_RES__A,
+ pResult, 0);
+ }
+ return status;
+}
+
+static int HI_CfgCommand(struct drxk_state *state)
+{
+ int status;
+
+ mutex_lock(&state->mutex);
+ do {
+ CHK_ERROR(Write16_0(state,SIO_HI_RA_RAM_PAR_6__A,
+ state->m_HICfgTimeout));
+ CHK_ERROR(Write16_0(state,SIO_HI_RA_RAM_PAR_5__A,
+ state->m_HICfgCtrl));
+ CHK_ERROR(Write16_0(state,SIO_HI_RA_RAM_PAR_4__A,
+ state->m_HICfgWakeUpKey));
+ CHK_ERROR(Write16_0(state,SIO_HI_RA_RAM_PAR_3__A,
+ state->m_HICfgBridgeDelay));
+ CHK_ERROR(Write16_0(state,SIO_HI_RA_RAM_PAR_2__A,
+ state->m_HICfgTimingDiv));
+ CHK_ERROR(Write16_0(state,SIO_HI_RA_RAM_PAR_1__A,
+ SIO_HI_RA_RAM_PAR_1_PAR1_SEC_KEY));
+ CHK_ERROR(HI_Command(state, SIO_HI_RA_RAM_CMD_CONFIG, 0));
+
+ state->m_HICfgCtrl &= ~SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ;
+ } while(0);
+ mutex_unlock(&state->mutex);
+ return status;
+}
+
+static int InitHI(struct drxk_state *state)
+{
+ state->m_HICfgWakeUpKey = (state->demod_address<<1);
+ state->m_HICfgTimeout = 0x96FF;
+ /* port/bridge/power down ctrl */
+ state->m_HICfgCtrl = SIO_HI_RA_RAM_PAR_5_CFG_SLV0_SLAVE;
+ return HI_CfgCommand(state);
+}
+
+static int MPEGTSConfigurePins(struct drxk_state *state, bool mpegEnable)
+{
+ int status = -1;
+ u16 sioPdrMclkCfg = 0;
+ u16 sioPdrMdxCfg = 0;
+
+ do {
+ /* stop lock indicator process */
+ CHK_ERROR(Write16_0(state, SCU_RAM_GPIO__A,
+ SCU_RAM_GPIO_HW_LOCK_IND_DISABLE));
+
+ /* MPEG TS pad configuration */
+ CHK_ERROR(Write16_0(state, SIO_TOP_COMM_KEY__A, 0xFABA));
+
+ if (mpegEnable == false) {
+ /* Set MPEG TS pads to inputmode */
+ CHK_ERROR(Write16_0(state,
+ SIO_PDR_MSTRT_CFG__A, 0x0000));
+ CHK_ERROR(Write16_0(state,
+ SIO_PDR_MERR_CFG__A, 0x0000));
+ CHK_ERROR(Write16_0(state,
+ SIO_PDR_MCLK_CFG__A, 0x0000));
+ CHK_ERROR(Write16_0(state,
+ SIO_PDR_MVAL_CFG__A, 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD0_CFG__A, 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD1_CFG__A, 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD2_CFG__A, 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD3_CFG__A, 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD4_CFG__A, 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD5_CFG__A, 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD6_CFG__A, 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD7_CFG__A, 0x0000));
+ } else {
+ /* Enable MPEG output */
+ sioPdrMdxCfg =
+ ((state->m_TSDataStrength <<
+ SIO_PDR_MD0_CFG_DRIVE__B) | 0x0003);
+ sioPdrMclkCfg = ((state->m_TSClockkStrength <<
+ SIO_PDR_MCLK_CFG_DRIVE__B) | 0x0003);
+
+ CHK_ERROR(Write16_0(state, SIO_PDR_MSTRT_CFG__A,
+ sioPdrMdxCfg));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MERR_CFG__A,
+ 0x0000)); // Disable
+ CHK_ERROR(Write16_0(state, SIO_PDR_MVAL_CFG__A,
+ 0x0000)); // Disable
+ if (state->m_enableParallel == true) {
+ /* paralel -> enable MD1 to MD7 */
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD1_CFG__A,
+ sioPdrMdxCfg));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD2_CFG__A,
+ sioPdrMdxCfg));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD3_CFG__A,
+ sioPdrMdxCfg));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD4_CFG__A,
+ sioPdrMdxCfg));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD5_CFG__A,
+ sioPdrMdxCfg));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD6_CFG__A,
+ sioPdrMdxCfg));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD7_CFG__A,
+ sioPdrMdxCfg));
+ } else {
+ sioPdrMdxCfg = ((state->m_TSDataStrength <<
+ SIO_PDR_MD0_CFG_DRIVE__B) |
+ 0x0003);
+ /* serial -> disable MD1 to MD7 */
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD1_CFG__A,
+ 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD2_CFG__A,
+ 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD3_CFG__A,
+ 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD4_CFG__A,
+ 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD5_CFG__A,
+ 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD6_CFG__A,
+ 0x0000));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD7_CFG__A,
+ 0x0000));
+ }
+ CHK_ERROR(Write16_0(state, SIO_PDR_MCLK_CFG__A,
+ sioPdrMclkCfg));
+ CHK_ERROR(Write16_0(state, SIO_PDR_MD0_CFG__A,
+ sioPdrMdxCfg));
+ }
+ /* Enable MB output over MPEG pads and ctl input */
+ CHK_ERROR(Write16_0(state, SIO_PDR_MON_CFG__A, 0x0000));
+ /* Write nomagic word to enable pdr reg write */
+ CHK_ERROR(Write16_0(state, SIO_TOP_COMM_KEY__A, 0x0000));
+ } while(0);
+ return status;
+}
+
+static int MPEGTSDisable(struct drxk_state *state)
+{
+ return MPEGTSConfigurePins(state, false);
+}
+
+static int BLChainCmd(struct drxk_state *state,
+ u16 romOffset, u16 nrOfElements, u32 timeOut)
+{
+ u16 blStatus = 0;
+ int status;
+ unsigned long end;
+
+ mutex_lock(&state->mutex);
+ do {
+ CHK_ERROR(Write16_0(state, SIO_BL_MODE__A,
+ SIO_BL_MODE_CHAIN));
+ CHK_ERROR(Write16_0(state, SIO_BL_CHAIN_ADDR__A,
+ romOffset));
+ CHK_ERROR(Write16_0(state, SIO_BL_CHAIN_LEN__A,
+ nrOfElements));
+ CHK_ERROR(Write16_0(state, SIO_BL_ENABLE__A,
+ SIO_BL_ENABLE_ON));
+ end=jiffies+msecs_to_jiffies(timeOut);
+
+ do {
+ msleep(1);
+ CHK_ERROR(Read16(state, SIO_BL_STATUS__A,
+ &blStatus, 0));
+ } while ((blStatus == 0x1) &&
+ ((time_is_after_jiffies(end))));
+ if (blStatus == 0x1) {
+ printk("SIO not ready\n");
+ mutex_unlock(&state->mutex);
+ return -1;
+ }
+ } while(0);
+ mutex_unlock(&state->mutex);
+ return status;
+}
+
+
+static int DownloadMicrocode(struct drxk_state *state,
+ const u8 pMCImage[],
+ u32 Length)
+{
+ const u8 *pSrc = pMCImage;
+ u16 Flags;
+ u16 Drain;
+ u32 Address;
+ u16 nBlocks;
+ u16 BlockSize;
+ u16 BlockCRC;
+ u32 offset = 0;
+ u32 i;
+ int status;
+
+ /* down the drain (we don care about MAGIC_WORD) */
+ Drain = (pSrc[0] << 8) | pSrc[1];
+ pSrc += sizeof(u16); offset += sizeof(u16);
+ nBlocks = (pSrc[0] << 8) | pSrc[1];
+ pSrc += sizeof(u16); offset += sizeof(u16);
+
+ for (i = 0; i < nBlocks; i += 1) {
+ Address = (pSrc[0] << 24) | (pSrc[1] << 16) |
+ (pSrc[2] << 8) | pSrc[3];
+ pSrc += sizeof(u32); offset += sizeof(u32);
+
+ BlockSize = ((pSrc[0] << 8) | pSrc[1]) * sizeof(u16);
+ pSrc += sizeof(u16); offset += sizeof(u16);
+
+ Flags = (pSrc[0] << 8) | pSrc[1];
+ pSrc += sizeof(u16); offset += sizeof(u16);
+
+ BlockCRC = (pSrc[0] << 8) | pSrc[1];
+ pSrc += sizeof(u16); offset += sizeof(u16);
+ status = WriteBlock(state, Address, BlockSize, pSrc, 0);
+ if (status<0)
+ break;
+ pSrc += BlockSize;
+ offset += BlockSize;
+ }
+ return status;
+}
+
+static int DVBTEnableOFDMTokenRing(struct drxk_state *state, bool enable)
+{
+ int status;
+ u16 data = 0;
+ u16 desiredCtrl = SIO_OFDM_SH_OFDM_RING_ENABLE_ON;
+ u16 desiredStatus = SIO_OFDM_SH_OFDM_RING_STATUS_ENABLED;
+ unsigned long end;
+
+ if (enable == false) {
+ desiredCtrl = SIO_OFDM_SH_OFDM_RING_ENABLE_OFF;
+ desiredStatus = SIO_OFDM_SH_OFDM_RING_STATUS_DOWN;
+ }
+
+ status = (Read16_0(state, SIO_OFDM_SH_OFDM_RING_STATUS__A, &data));
+
+ if (data == desiredStatus) {
+ /* tokenring already has correct status */
+ return status;
+ }
+ /* Disable/enable dvbt tokenring bridge */
+ status = Write16_0(state,SIO_OFDM_SH_OFDM_RING_ENABLE__A, desiredCtrl);
+
+ end=jiffies+msecs_to_jiffies(DRXK_OFDM_TR_SHUTDOWN_TIMEOUT);
+ do
+ CHK_ERROR(Read16_0(state, SIO_OFDM_SH_OFDM_RING_STATUS__A, &data));
+ while ((data != desiredStatus) &&
+ ((time_is_after_jiffies(end))));
+ if (data != desiredStatus) {
+ printk("SIO not ready\n");
+ return -1;
+ }
+ return status;
+}
+
+static int MPEGTSStop(struct drxk_state *state)
+{
+ int status = 0;
+ u16 fecOcSncMode = 0;
+ u16 fecOcIprMode = 0;
+
+ do {
+ /* Gracefull shutdown (byte boundaries) */
+ CHK_ERROR(Read16_0(state, FEC_OC_SNC_MODE__A, &fecOcSncMode));
+ fecOcSncMode |= FEC_OC_SNC_MODE_SHUTDOWN__M;
+ CHK_ERROR(Write16_0(state, FEC_OC_SNC_MODE__A, fecOcSncMode));
+
+ /* Suppress MCLK during absence of data */
+ CHK_ERROR(Read16_0(state, FEC_OC_IPR_MODE__A, &fecOcIprMode));
+ fecOcIprMode |= FEC_OC_IPR_MODE_MCLK_DIS_DAT_ABS__M;
+ CHK_ERROR(Write16_0(state, FEC_OC_IPR_MODE__A, fecOcIprMode));
+ } while (0);
+ return status;
+}
+
+static int scu_command(struct drxk_state *state,
+ u16 cmd, u8 parameterLen,
+ u16 * parameter, u8 resultLen, u16 * result)
+{
+#if (SCU_RAM_PARAM_0__A - SCU_RAM_PARAM_15__A) != 15
+#error DRXK register mapping no longer compatible with this routine!
+#endif
+ u16 curCmd = 0;
+ int status;
+ unsigned long end;
+
+ if ((cmd == 0) || ((parameterLen > 0) && (parameter == NULL)) ||
+ ((resultLen > 0) && (result == NULL)))
+ return -1;
+
+ mutex_lock(&state->mutex);
+ do {
+ /* assume that the command register is ready
+ since it is checked afterwards */
+ u8 buffer[34];
+ int cnt = 0, ii;
+
+ for (ii=parameterLen-1; ii >= 0; ii -= 1) {
+ buffer[cnt++] = (parameter[ii] & 0xFF);
+ buffer[cnt++] = ((parameter[ii] >> 8) & 0xFF);
+ }
+ buffer[cnt++] = (cmd & 0xFF);
+ buffer[cnt++] = ((cmd >> 8) & 0xFF);
+
+ WriteBlock(state, SCU_RAM_PARAM_0__A -
+ (parameterLen-1), cnt, buffer, 0x00);
+ /* Wait until SCU has processed command */
+ end=jiffies+msecs_to_jiffies(DRXK_MAX_WAITTIME);
+ do {
+ msleep(1);
+ CHK_ERROR(Read16_0(state, SCU_RAM_COMMAND__A, &curCmd));
+ } while (! (curCmd == DRX_SCU_READY) &&
+ (time_is_after_jiffies(end)));
+ if (curCmd != DRX_SCU_READY) {
+ printk("SCU not ready\n");
+ mutex_unlock(&state->mutex);
+ return -1;
+ }
+ /* read results */
+ if ((resultLen > 0) && (result != NULL)) {
+ s16 err;
+ int ii;
+
+ for(ii=resultLen-1; ii >= 0; ii -= 1) {
+ CHK_ERROR(Read16_0(state,
+ SCU_RAM_PARAM_0__A - ii,
+ &result[ii]));
+ }
+
+ /* Check if an error was reported by SCU */
+ err = (s16)result[0];
+
+ /* check a few fixed error codes */
+ if (err == SCU_RESULT_UNKSTD) {
+ printk("SCU_RESULT_UNKSTD\n");
+ mutex_unlock(&state->mutex);
+ return -1;
+ } else if (err == SCU_RESULT_UNKCMD) {
+ printk("SCU_RESULT_UNKCMD\n");
+ mutex_unlock(&state->mutex);
+ return -1;
+ }
+ /* here it is assumed that negative means error,
+ and positive no error */
+ else if (err < 0) {
+ printk("%s ERROR\n", __FUNCTION__);
+ mutex_unlock(&state->mutex);
+ return -1;
+ }
+ }
+ } while(0);
+ mutex_unlock(&state->mutex);
+ if (status<0)
+ {
+ printk("%s: status = %d\n", __FUNCTION__, status);
+ }
+
+ return status;
+}
+
+static int SetIqmAf(struct drxk_state *state, bool active)
+{
+ u16 data = 0;
+ int status;
+
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "(%d)\n",active));
+ //printk("%s\n", __FUNCTION__);
+
+ do
+ {
+ /* Configure IQM */
+ CHK_ERROR(Read16_0(state, IQM_AF_STDBY__A , &data));;
+ if (!active) {
+ data |= (IQM_AF_STDBY_STDBY_ADC_STANDBY
+ | IQM_AF_STDBY_STDBY_AMP_STANDBY
+ | IQM_AF_STDBY_STDBY_PD_STANDBY
+ | IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY
+ | IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY
+ );
+ // break;
+ //default:
+ // break;
+ //}
+ } else /* active */ {
+ data &= ((~IQM_AF_STDBY_STDBY_ADC_STANDBY)
+ & (~IQM_AF_STDBY_STDBY_AMP_STANDBY)
+ & (~IQM_AF_STDBY_STDBY_PD_STANDBY)
+ & (~IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY)
+ & (~IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY)
+ );
+ // break;
+ //default:
+ // break;
+ //}
+ }
+ CHK_ERROR(Write16_0(state, IQM_AF_STDBY__A , data));
+ }while(0);
+ return status;
+}
+
+static int CtrlPowerMode(struct drxk_state *state,
+ pDRXPowerMode_t mode)
+{
+ int status = 0;
+ u16 sioCcPwdMode = 0;
+
+ //printk("%s\n", __FUNCTION__);
+ /* Check arguments */
+ if (mode == NULL)
+ return -1;
+
+ switch (*mode) {
+ case DRX_POWER_UP:
+ sioCcPwdMode = SIO_CC_PWD_MODE_LEVEL_NONE;
+ break;
+ case DRXK_POWER_DOWN_OFDM:
+ sioCcPwdMode = SIO_CC_PWD_MODE_LEVEL_OFDM;
+ break;
+ case DRXK_POWER_DOWN_CORE:
+ sioCcPwdMode = SIO_CC_PWD_MODE_LEVEL_CLOCK;
+ break;
+ case DRXK_POWER_DOWN_PLL:
+ sioCcPwdMode = SIO_CC_PWD_MODE_LEVEL_PLL;
+ break;
+ case DRX_POWER_DOWN:
+ sioCcPwdMode = SIO_CC_PWD_MODE_LEVEL_OSC;
+ break;
+ default:
+ /* Unknow sleep mode */
+ return -1;
+ break;
+ }
+
+ /* If already in requested power mode, do nothing */
+ if (state->m_currentPowerMode == *mode)
+ return 0;
+
+ /* For next steps make sure to start from DRX_POWER_UP mode */
+ if (state->m_currentPowerMode != DRX_POWER_UP)
+ {
+ do {
+ CHK_ERROR(PowerUpDevice(state));
+ CHK_ERROR(DVBTEnableOFDMTokenRing(state, true));
+ } while(0);
+ }
+
+ if (*mode == DRX_POWER_UP) {
+ /* Restore analog & pin configuartion */
+ } else {
+ /* Power down to requested mode */
+ /* Backup some register settings */
+ /* Set pins with possible pull-ups connected
+ to them in input mode */
+ /* Analog power down */
+ /* ADC power down */
+ /* Power down device */
+ /* stop all comm_exec */
+ /* Stop and power down previous standard */
+ do {
+ switch (state->m_OperationMode) {
+ case OM_DVBT:
+ CHK_ERROR(MPEGTSStop(state));
+ CHK_ERROR(PowerDownDVBT(state, false));
+ break;
+ case OM_QAM_ITU_A:
+ case OM_QAM_ITU_C:
+ CHK_ERROR(MPEGTSStop(state));
+ CHK_ERROR(PowerDownQAM(state));
+ break;
+ default:
+ break;
+ }
+ CHK_ERROR(DVBTEnableOFDMTokenRing(state, false));
+ CHK_ERROR(Write16_0(state, SIO_CC_PWD_MODE__A,
+ sioCcPwdMode));
+ CHK_ERROR(Write16_0(state, SIO_CC_UPDATE__A,
+ SIO_CC_UPDATE_KEY));
+
+ if (*mode != DRXK_POWER_DOWN_OFDM) {
+ state->m_HICfgCtrl |=
+ SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ;
+ CHK_ERROR(HI_CfgCommand(state));
+ }
+ } while(0);
+ }
+ state->m_currentPowerMode = *mode;
+ return (status);
+}
+
+static int PowerDownDVBT(struct drxk_state *state, bool setPowerMode)
+{
+ DRXPowerMode_t powerMode = DRXK_POWER_DOWN_OFDM;
+ u16 cmdResult = 0;
+ u16 data = 0;
+ int status;
+
+ do {
+ CHK_ERROR(Read16_0(state, SCU_COMM_EXEC__A, &data));
+ if (data == SCU_COMM_EXEC_ACTIVE) {
+ /* Send OFDM stop command */
+ CHK_ERROR(scu_command(state,
+ SCU_RAM_COMMAND_STANDARD_OFDM |
+ SCU_RAM_COMMAND_CMD_DEMOD_STOP,
+ 0, NULL, 1, &cmdResult));
+ /* Send OFDM reset command */
+ CHK_ERROR(scu_command(state,
+ SCU_RAM_COMMAND_STANDARD_OFDM |
+ SCU_RAM_COMMAND_CMD_DEMOD_RESET,
+ 0, NULL, 1, &cmdResult));
+ }
+
+ /* Reset datapath for OFDM, processors first */
+ CHK_ERROR(Write16_0(state, OFDM_SC_COMM_EXEC__A,
+ OFDM_SC_COMM_EXEC_STOP));
+ CHK_ERROR(Write16_0(state, OFDM_LC_COMM_EXEC__A,
+ OFDM_LC_COMM_EXEC_STOP));
+ CHK_ERROR(Write16_0(state, IQM_COMM_EXEC__A,
+ IQM_COMM_EXEC_B_STOP));
+
+ /* powerdown AFE */
+ CHK_ERROR(SetIqmAf(state,false));
+
+ /* powerdown to OFDM mode */
+ if (setPowerMode) {
+ CHK_ERROR(CtrlPowerMode(state,&powerMode));
+ }
+ } while(0);
+ return status;
+}
+
+static int SetOperationMode(struct drxk_state *state, enum OperationMode oMode)
+{
+ int status = 0;
+
+ /*
+ Stop and power down previous standard
+ TODO investigate total power down instead of partial
+ power down depending on "previous" standard.
+ */
+ do {
+ /* disable HW lock indicator */
+ CHK_ERROR (Write16_0(state, SCU_RAM_GPIO__A,
+ SCU_RAM_GPIO_HW_LOCK_IND_DISABLE));
+
+ if (state->m_OperationMode != oMode) {
+ switch (state->m_OperationMode) {
+ // OM_NONE was added for start up
+ case OM_NONE:
+ break;
+ case OM_DVBT:
+ CHK_ERROR(MPEGTSStop(state));
+ CHK_ERROR(PowerDownDVBT(state,true));
+ state->m_OperationMode = OM_NONE;
+ break;
+ case OM_QAM_ITU_B:
+ status = -1;
+ break;
+ case OM_QAM_ITU_A: /* fallthrough */
+ case OM_QAM_ITU_C:
+ CHK_ERROR(MPEGTSStop(state));
+ CHK_ERROR(PowerDownQAM(state));
+ state->m_OperationMode = OM_NONE;
+ break;
+ default:
+ status = -1;
+ }
+ CHK_ERROR(status);
+
+ /*
+ Power up new standard
+ */
+ switch (oMode)
+ {
+ case OM_DVBT:
+ state->m_OperationMode = oMode;
+ CHK_ERROR(SetDVBTStandard(state, oMode));
+ break;
+ case OM_QAM_ITU_B:
+ status = -1;
+ break;
+ case OM_QAM_ITU_A: /* fallthrough */
+ case OM_QAM_ITU_C:
+ state->m_OperationMode = oMode;
+ CHK_ERROR(SetQAMStandard(state,oMode));
+ break;
+ default:
+ status = -1;
+ }
+ }
+ CHK_ERROR(status);
+ } while(0);
+ return 0;
+}
+
+static int Start(struct drxk_state *state, s32 offsetFreq,
+ s32 IntermediateFrequency)
+{
+ int status;
+
+ do {
+ u16 IFreqkHz;
+ s32 OffsetkHz = offsetFreq / 1000;
+
+ if (state->m_DrxkState != DRXK_STOPPED &&
+ state->m_DrxkState != DRXK_DTV_STARTED) {
+ status = -1;
+ break;
+ }
+ state->m_bMirrorFreqSpect =
+ (state->param.inversion == INVERSION_ON);
+
+ if (IntermediateFrequency < 0) {
+ state->m_bMirrorFreqSpect = !state->m_bMirrorFreqSpect;
+ IntermediateFrequency = -IntermediateFrequency;
+ }
+
+ switch(state->m_OperationMode) {
+ case OM_QAM_ITU_A:
+ case OM_QAM_ITU_C:
+ IFreqkHz = (IntermediateFrequency / 1000);
+ CHK_ERROR(SetQAM(state,IFreqkHz, OffsetkHz));
+ state->m_DrxkState = DRXK_DTV_STARTED;
+ break;
+ case OM_DVBT:
+ IFreqkHz = (IntermediateFrequency / 1000);
+ CHK_ERROR(MPEGTSStop(state));
+ CHK_ERROR(SetDVBT(state,IFreqkHz, OffsetkHz));
+ CHK_ERROR(DVBTStart(state));
+ state->m_DrxkState = DRXK_DTV_STARTED;
+ break;
+ default:
+ break;
+ }
+ } while(0);
+ return status;
+}
+
+static int ShutDown(struct drxk_state *state)
+{
+ MPEGTSStop(state);
+ return 0;
+}
+
+static int GetLockStatus(struct drxk_state *state, u32 *pLockStatus, u32 Time)
+{
+ int status;
+
+ if (pLockStatus == NULL)
+ return -1;
+
+ *pLockStatus = NOT_LOCKED;
+
+ /* define the SCU command code */
+ switch (state->m_OperationMode) {
+ case OM_QAM_ITU_A:
+ case OM_QAM_ITU_B:
+ case OM_QAM_ITU_C:
+ status = GetQAMLockStatus(state, pLockStatus);
+ break;
+ case OM_DVBT:
+ status = GetDVBTLockStatus(state, pLockStatus);
+ break;
+ default:
+ break;
+ }
+ return status;
+}
+
+static int MPEGTSStart(struct drxk_state *state)
+{
+ int status = 0;
+
+ u16 fecOcSncMode = 0;
+
+ do {
+ /* Allow OC to sync again */
+ CHK_ERROR(Read16_0(state, FEC_OC_SNC_MODE__A, &fecOcSncMode));
+ fecOcSncMode &= ~FEC_OC_SNC_MODE_SHUTDOWN__M;
+ CHK_ERROR(Write16_0(state, FEC_OC_SNC_MODE__A, fecOcSncMode));
+ CHK_ERROR(Write16_0(state, FEC_OC_SNC_UNLOCK__A, 1));
+ } while (0);
+ return status;
+}
+
+static int MPEGTSDtoInit(struct drxk_state *state)
+{
+ int status = -1;
+
+ do {
+ /* Rate integration settings */
+ CHK_ERROR(Write16_0(state, FEC_OC_RCN_CTL_STEP_LO__A, 0x0000));
+ CHK_ERROR(Write16_0(state, FEC_OC_RCN_CTL_STEP_HI__A, 0x000C));
+ CHK_ERROR(Write16_0(state, FEC_OC_RCN_GAIN__A, 0x000A));
+ CHK_ERROR(Write16_0(state, FEC_OC_AVR_PARM_A__A, 0x0008));
+ CHK_ERROR(Write16_0(state, FEC_OC_AVR_PARM_B__A, 0x0006));
+ CHK_ERROR(Write16_0(state, FEC_OC_TMD_HI_MARGIN__A, 0x0680));
+ CHK_ERROR(Write16_0(state, FEC_OC_TMD_LO_MARGIN__A, 0x0080));
+ CHK_ERROR(Write16_0(state, FEC_OC_TMD_COUNT__A, 0x03F4));
+
+ /* Additional configuration */
+ CHK_ERROR(Write16_0(state, FEC_OC_OCR_INVERT__A, 0));
+ CHK_ERROR(Write16_0(state, FEC_OC_SNC_LWM__A, 2));
+ CHK_ERROR(Write16_0(state, FEC_OC_SNC_HWM__A, 12));
+ } while (0);
+ return status;
+}
+
+static int MPEGTSDtoSetup(struct drxk_state *state, enum OperationMode oMode)
+{
+ int status = -1;
+
+ u16 fecOcRegMode = 0; /* FEC_OC_MODE register value */
+ u16 fecOcRegIprMode = 0; /* FEC_OC_IPR_MODE register value */
+ u16 fecOcDtoMode = 0; /* FEC_OC_IPR_INVERT register value */
+ u16 fecOcFctMode = 0; /* FEC_OC_IPR_INVERT register value */
+ u16 fecOcDtoPeriod = 2; /* FEC_OC_IPR_INVERT register value */
+ u16 fecOcDtoBurstLen = 188; /* FEC_OC_IPR_INVERT register value */
+ u32 fecOcRcnCtlRate = 0; /* FEC_OC_IPR_INVERT register value */
+ u16 fecOcTmdMode = 0;
+ u16 fecOcTmdIntUpdRate = 0;
+ u32 maxBitRate = 0;
+ bool staticCLK = false;
+
+ do {
+ /* Check insertion of the Reed-Solomon parity bytes */
+ CHK_ERROR(Read16_0(state, FEC_OC_MODE__A, &fecOcRegMode));
+ CHK_ERROR(Read16_0(state, FEC_OC_IPR_MODE__A,
+ &fecOcRegIprMode));
+ fecOcRegMode &= (~FEC_OC_MODE_PARITY__M);
+ fecOcRegIprMode &= (~FEC_OC_IPR_MODE_MVAL_DIS_PAR__M);
+ if (state->m_insertRSByte == true) {
+ /* enable parity symbol forward */
+ fecOcRegMode |= FEC_OC_MODE_PARITY__M;
+ /* MVAL disable during parity bytes */
+ fecOcRegIprMode |= FEC_OC_IPR_MODE_MVAL_DIS_PAR__M;
+ /* TS burst length to 204 */
+ fecOcDtoBurstLen = 204 ;
+ }
+
+ /* Check serial or parrallel output */
+ fecOcRegIprMode &= (~(FEC_OC_IPR_MODE_SERIAL__M));
+ if (state->m_enableParallel == false) {
+ /* MPEG data output is serial -> set ipr_mode[0] */
+ fecOcRegIprMode |= FEC_OC_IPR_MODE_SERIAL__M;
+ }
+
+ switch (oMode) {
+ case OM_DVBT:
+ maxBitRate = state->m_DVBTBitrate;
+ fecOcTmdMode = 3;
+ fecOcRcnCtlRate = 0xC00000;
+ staticCLK = state->m_DVBTStaticCLK;
+ break;
+ case OM_QAM_ITU_A: /* fallthrough */
+ case OM_QAM_ITU_C:
+ fecOcTmdMode = 0x0004;
+ fecOcRcnCtlRate = 0xD2B4EE; /* good for >63 Mb/s */
+ maxBitRate = state->m_DVBCBitrate;
+ staticCLK = state->m_DVBCStaticCLK;
+ break;
+ default:
+ status = -1;
+ } /* switch (standard) */
+ CHK_ERROR(status);
+
+ /* Configure DTO's */
+ if (staticCLK ) {
+ u32 bitRate = 0;
+
+ /* Rational DTO for MCLK source (static MCLK rate),
+ Dynamic DTO for optimal grouping
+ (avoid intra-packet gaps),
+ DTO offset enable to sync TS burst with MSTRT */
+ fecOcDtoMode = (FEC_OC_DTO_MODE_DYNAMIC__M |
+ FEC_OC_DTO_MODE_OFFSET_ENABLE__M);
+ fecOcFctMode = (FEC_OC_FCT_MODE_RAT_ENA__M |
+ FEC_OC_FCT_MODE_VIRT_ENA__M);
+
+ /* Check user defined bitrate */
+ bitRate = maxBitRate;
+ if (bitRate > 75900000UL)
+ { /* max is 75.9 Mb/s */
+ bitRate = 75900000UL;
+ }
+ /* Rational DTO period:
+ dto_period = (Fsys / bitrate) - 2
+
+ Result should be floored,
+ to make sure >= requested bitrate
+ */
+ fecOcDtoPeriod = (u16) (((state->m_sysClockFreq)
+ * 1000) / bitRate);
+ if (fecOcDtoPeriod <= 2)
+ fecOcDtoPeriod = 0;
+ else
+ fecOcDtoPeriod -= 2;
+ fecOcTmdIntUpdRate = 8;
+ } else {
+ /* (commonAttr->staticCLK == false) => dynamic mode */
+ fecOcDtoMode = FEC_OC_DTO_MODE_DYNAMIC__M;
+ fecOcFctMode = FEC_OC_FCT_MODE__PRE;
+ fecOcTmdIntUpdRate = 5;
+ }
+
+ /* Write appropriate registers with requested configuration */
+ CHK_ERROR(Write16_0(state, FEC_OC_DTO_BURST_LEN__A,
+ fecOcDtoBurstLen));
+ CHK_ERROR(Write16_0(state, FEC_OC_DTO_PERIOD__A,
+ fecOcDtoPeriod));
+ CHK_ERROR(Write16_0(state, FEC_OC_DTO_MODE__A,
+ fecOcDtoMode));
+ CHK_ERROR(Write16_0(state, FEC_OC_FCT_MODE__A,
+ fecOcFctMode));
+ CHK_ERROR(Write16_0(state, FEC_OC_MODE__A,
+ fecOcRegMode));
+ CHK_ERROR(Write16_0(state, FEC_OC_IPR_MODE__A,
+ fecOcRegIprMode));
+
+ /* Rate integration settings */
+ CHK_ERROR(Write32(state, FEC_OC_RCN_CTL_RATE_LO__A,
+ fecOcRcnCtlRate ,0));
+ CHK_ERROR(Write16_0(state, FEC_OC_TMD_INT_UPD_RATE__A,
+ fecOcTmdIntUpdRate));
+ CHK_ERROR(Write16_0(state, FEC_OC_TMD_MODE__A,
+ fecOcTmdMode));
+ } while (0);
+ return status;
+}
+
+static int MPEGTSConfigurePolarity(struct drxk_state *state)
+{
+ int status;
+ u16 fecOcRegIprInvert = 0;
+
+ /* Data mask for the output data byte */
+ u16 InvertDataMask =
+ FEC_OC_IPR_INVERT_MD7__M | FEC_OC_IPR_INVERT_MD6__M |
+ FEC_OC_IPR_INVERT_MD5__M | FEC_OC_IPR_INVERT_MD4__M |
+ FEC_OC_IPR_INVERT_MD3__M | FEC_OC_IPR_INVERT_MD2__M |
+ FEC_OC_IPR_INVERT_MD1__M | FEC_OC_IPR_INVERT_MD0__M;
+
+ /* Control selective inversion of output bits */
+ fecOcRegIprInvert &= (~(InvertDataMask));
+ if (state->m_invertDATA == true)
+ fecOcRegIprInvert |= InvertDataMask;
+ fecOcRegIprInvert &= (~(FEC_OC_IPR_INVERT_MERR__M));
+ if (state->m_invertERR == true)
+ fecOcRegIprInvert |= FEC_OC_IPR_INVERT_MERR__M;
+ fecOcRegIprInvert &= (~(FEC_OC_IPR_INVERT_MSTRT__M));
+ if (state->m_invertSTR == true)
+ fecOcRegIprInvert |= FEC_OC_IPR_INVERT_MSTRT__M;
+ fecOcRegIprInvert &= (~(FEC_OC_IPR_INVERT_MVAL__M));
+ if (state->m_invertVAL == true)
+ fecOcRegIprInvert |= FEC_OC_IPR_INVERT_MVAL__M;
+ fecOcRegIprInvert &= (~(FEC_OC_IPR_INVERT_MCLK__M));
+ if (state->m_invertCLK == true)
+ fecOcRegIprInvert |= FEC_OC_IPR_INVERT_MCLK__M;
+ status = Write16_0(state,FEC_OC_IPR_INVERT__A, fecOcRegIprInvert);
+ return status;
+}
+
+#define SCU_RAM_AGC_KI_INV_RF_POL__M 0x4000
+
+static int SetAgcRf(struct drxk_state *state,
+ struct SCfgAgc *pAgcCfg, bool isDTV)
+{
+ int status = 0;
+ struct SCfgAgc *pIfAgcSettings;
+
+ if (pAgcCfg == NULL)
+ return -1;
+
+ do {
+ u16 data = 0;
+
+ switch (pAgcCfg->ctrlMode) {
+ case DRXK_AGC_CTRL_AUTO:
+
+ /* Enable RF AGC DAC */
+ CHK_ERROR(Read16_0(state, IQM_AF_STDBY__A , &data));
+ data &= ~IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY;
+ CHK_ERROR(Write16_0(state, IQM_AF_STDBY__A, data));
+
+ CHK_ERROR(Read16(state, SCU_RAM_AGC_CONFIG__A,
+ &data, 0));
+
+ /* Enable SCU RF AGC loop */
+ data &= ~SCU_RAM_AGC_CONFIG_DISABLE_RF_AGC__M;
+
+ /* Polarity */
+ if (state->m_RfAgcPol)
+ data |= SCU_RAM_AGC_CONFIG_INV_RF_POL__M;
+ else
+ data &= ~SCU_RAM_AGC_CONFIG_INV_RF_POL__M;
+ CHK_ERROR(Write16_0(state,
+ SCU_RAM_AGC_CONFIG__A, data));
+
+ /* Set speed (using complementary reduction value) */
+ CHK_ERROR(Read16(state, SCU_RAM_AGC_KI_RED__A,
+ &data, 0));
+
+ data &= ~SCU_RAM_AGC_KI_RED_RAGC_RED__M;
+ data |= (~(pAgcCfg->speed <<
+ SCU_RAM_AGC_KI_RED_RAGC_RED__B)
+ & SCU_RAM_AGC_KI_RED_RAGC_RED__M);
+
+ CHK_ERROR(Write16_0(state,
+ SCU_RAM_AGC_KI_RED__A, data));
+
+ if (IsDVBT(state))
+ pIfAgcSettings = &state->m_dvbtIfAgcCfg;
+ else if (IsQAM(state))
+ pIfAgcSettings = &state->m_qamIfAgcCfg;
+ else
+ pIfAgcSettings = &state->m_atvIfAgcCfg;
+ if (pIfAgcSettings == NULL)
+ return -1;
+
+ /* Set TOP, only if IF-AGC is in AUTO mode */
+ if (pIfAgcSettings->ctrlMode == DRXK_AGC_CTRL_AUTO)
+ CHK_ERROR(Write16_0(state,
+ SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A,
+ pAgcCfg->top));
+
+ /* Cut-Off current */
+ CHK_ERROR(Write16_0(state,
+ SCU_RAM_AGC_RF_IACCU_HI_CO__A,
+ pAgcCfg->cutOffCurrent));
+
+ /* Max. output level */
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_RF_MAX__A,
+ pAgcCfg->maxOutputLevel));
+
+ break;
+
+ case DRXK_AGC_CTRL_USER:
+ /* Enable RF AGC DAC */
+ CHK_ERROR(Read16_0(state, IQM_AF_STDBY__A, &data));
+ data &= ~IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY;
+ CHK_ERROR(Write16_0(state, IQM_AF_STDBY__A, data));
+
+ /* Disable SCU RF AGC loop */
+ CHK_ERROR(Read16_0(state,
+ SCU_RAM_AGC_CONFIG__A, &data));
+ data |= SCU_RAM_AGC_CONFIG_DISABLE_RF_AGC__M;
+ if (state->m_RfAgcPol)
+ data |= SCU_RAM_AGC_CONFIG_INV_RF_POL__M;
+ else
+ data &= ~SCU_RAM_AGC_CONFIG_INV_RF_POL__M;
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_CONFIG__A,
+ data));
+
+ /* SCU c.o.c. to 0, enabling full control range */
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_RF_IACCU_HI_CO__A,
+ 0));
+
+ /* Write value to output pin */
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_RF_IACCU_HI__A,
+ pAgcCfg->outputLevel));
+ break;
+
+ case DRXK_AGC_CTRL_OFF:
+ /* Disable RF AGC DAC */
+ CHK_ERROR(Read16_0(state, IQM_AF_STDBY__A , &data));
+ data |= IQM_AF_STDBY_STDBY_TAGC_RF_STANDBY;
+ CHK_ERROR(Write16_0(state, IQM_AF_STDBY__A , data));
+
+ /* Disable SCU RF AGC loop */
+ CHK_ERROR(Read16_0(state,
+ SCU_RAM_AGC_CONFIG__A, &data));
+ data |= SCU_RAM_AGC_CONFIG_DISABLE_RF_AGC__M;
+ CHK_ERROR(Write16_0(state,
+ SCU_RAM_AGC_CONFIG__A, data));
+ break;
+
+ default:
+ return -1;
+
+ } /* switch (agcsettings->ctrlMode) */
+ } while(0);
+ return status;
+}
+
+#define SCU_RAM_AGC_KI_INV_IF_POL__M 0x2000
+
+static int SetAgcIf (struct drxk_state *state,
+ struct SCfgAgc *pAgcCfg, bool isDTV)
+{
+ u16 data = 0;
+ int status = 0;
+ struct SCfgAgc *pRfAgcSettings;
+
+ do {
+ switch (pAgcCfg->ctrlMode) {
+ case DRXK_AGC_CTRL_AUTO:
+
+ /* Enable IF AGC DAC */
+ CHK_ERROR(Read16_0(state, IQM_AF_STDBY__A , &data));
+ data &= ~IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY;
+ CHK_ERROR(Write16_0(state, IQM_AF_STDBY__A , data));
+
+ CHK_ERROR(Read16_0(state, SCU_RAM_AGC_CONFIG__A,
+ &data));
+
+ /* Enable SCU IF AGC loop */
+ data &= ~SCU_RAM_AGC_CONFIG_DISABLE_IF_AGC__M;
+
+ /* Polarity */
+ if (state->m_IfAgcPol)
+ data |= SCU_RAM_AGC_CONFIG_INV_IF_POL__M;
+ else
+ data &= ~SCU_RAM_AGC_CONFIG_INV_IF_POL__M;
+ CHK_ERROR(Write16_0(state,
+ SCU_RAM_AGC_CONFIG__A, data));
+
+ /* Set speed (using complementary reduction value) */
+ CHK_ERROR(Read16_0(state, SCU_RAM_AGC_KI_RED__A,
+ &data));
+ data &= ~SCU_RAM_AGC_KI_RED_IAGC_RED__M;
+ data |= (~(pAgcCfg->speed <<
+ SCU_RAM_AGC_KI_RED_IAGC_RED__B)
+ & SCU_RAM_AGC_KI_RED_IAGC_RED__M);
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_KI_RED__A ,
+ data));
+
+ if (IsQAM(state))
+ pRfAgcSettings = &state->m_qamRfAgcCfg;
+ else
+ pRfAgcSettings = &state->m_atvRfAgcCfg;
+ if (pRfAgcSettings == NULL)
+ return -1;
+ /* Restore TOP */
+ CHK_ERROR(Write16_0(state,
+ SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A,
+ pRfAgcSettings->top));
+ break;
+
+ case DRXK_AGC_CTRL_USER:
+
+ /* Enable IF AGC DAC */
+ CHK_ERROR(Read16_0(state, IQM_AF_STDBY__A , &data));
+ data &= ~IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY;
+ CHK_ERROR(Write16_0(state, IQM_AF_STDBY__A , data));
+
+ CHK_ERROR(Read16_0(state,
+ SCU_RAM_AGC_CONFIG__A, &data));
+
+ /* Disable SCU IF AGC loop */
+ data |= SCU_RAM_AGC_CONFIG_DISABLE_IF_AGC__M;
+
+ /* Polarity */
+ if (state->m_IfAgcPol)
+ data |= SCU_RAM_AGC_CONFIG_INV_IF_POL__M;
+ else
+ data &= ~SCU_RAM_AGC_CONFIG_INV_IF_POL__M;
+ CHK_ERROR(Write16_0(state,
+ SCU_RAM_AGC_CONFIG__A, data));
+
+ /* Write value to output pin */
+ CHK_ERROR(Write16_0(state,
+ SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A,
+ pAgcCfg->outputLevel));
+ break;
+
+ case DRXK_AGC_CTRL_OFF:
+
+ /* Disable If AGC DAC */
+ CHK_ERROR(Read16_0(state, IQM_AF_STDBY__A , &data));
+ data |= IQM_AF_STDBY_STDBY_TAGC_IF_STANDBY;
+ CHK_ERROR(Write16_0(state, IQM_AF_STDBY__A , data));
+
+ /* Disable SCU IF AGC loop */
+ CHK_ERROR(Read16_0(state,
+ SCU_RAM_AGC_CONFIG__A, &data));
+ data |= SCU_RAM_AGC_CONFIG_DISABLE_IF_AGC__M;
+ CHK_ERROR(Write16_0(state,
+ SCU_RAM_AGC_CONFIG__A, data));
+ break;
+ } /* switch (agcSettingsIf->ctrlMode) */
+
+ /* always set the top to support
+ configurations without if-loop */
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_INGAIN_TGT_MIN__A,
+ pAgcCfg->top));
+
+
+ } while(0);
+ return status;
+}
+
+static int ReadIFAgc(struct drxk_state *state, u32 *pValue)
+{
+ u16 agcDacLvl;
+ int status = Read16_0(state, IQM_AF_AGC_IF__A, &agcDacLvl);
+
+ *pValue = 0;
+
+ if (status==0) {
+ u16 Level = 0;
+ if (agcDacLvl > DRXK_AGC_DAC_OFFSET)
+ Level = agcDacLvl - DRXK_AGC_DAC_OFFSET;
+ if (Level < 14000)
+ *pValue = (14000 - Level) / 4 ;
+ else
+ *pValue = 0;
+ }
+ return status;
+}
+
+static int GetQAMSignalToNoise(struct drxk_state *state, s32 *pSignalToNoise)
+{
+ int status = 0;
+
+ do {
+ /* MER calculation */
+ u16 qamSlErrPower = 0; /* accum. error between
+ raw and sliced symbols */
+ u32 qamSlSigPower = 0; /* used for MER, depends of
+ QAM constellation */
+ u32 qamSlMer = 0; /* QAM MER */
+
+ /* get the register value needed for MER */
+ CHK_ERROR(Read16_0(state,QAM_SL_ERR_POWER__A, &qamSlErrPower));
+
+ switch(state->param.u.qam.modulation) {
+ case QAM_16:
+ qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM16 << 2;
+ break;
+ case QAM_32:
+ qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM32 << 2;
+ break;
+ case QAM_64:
+ qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM64 << 2;
+ break;
+ case QAM_128:
+ qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM128 << 2;
+ break;
+ default:
+ case QAM_256:
+ qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM256 << 2;
+ break;
+ }
+
+ if (qamSlErrPower > 0) {
+ qamSlMer = Log10Times100(qamSlSigPower) -
+ Log10Times100((u32) qamSlErrPower);
+ }
+ *pSignalToNoise = qamSlMer;
+ } while(0);
+ return status;
+}
+
+static int GetDVBTSignalToNoise(struct drxk_state *state, s32 *pSignalToNoise)
+{
+ int status = 0;
+
+ u16 regData = 0;
+ u32 EqRegTdSqrErrI = 0;
+ u32 EqRegTdSqrErrQ = 0;
+ u16 EqRegTdSqrErrExp = 0;
+ u16 EqRegTdTpsPwrOfs = 0;
+ u16 EqRegTdReqSmbCnt = 0;
+ u32 tpsCnt = 0;
+ u32 SqrErrIQ = 0;
+ u32 a = 0;
+ u32 b = 0;
+ u32 c = 0;
+ u32 iMER = 0;
+ u16 transmissionParams = 0;
+
+ do {
+ CHK_ERROR(Read16_0(state, OFDM_EQ_TOP_TD_TPS_PWR_OFS__A,
+ &EqRegTdTpsPwrOfs));
+ CHK_ERROR(Read16_0(state, OFDM_EQ_TOP_TD_REQ_SMB_CNT__A,
+ &EqRegTdReqSmbCnt));
+ CHK_ERROR(Read16_0(state, OFDM_EQ_TOP_TD_SQR_ERR_EXP__A,
+ &EqRegTdSqrErrExp));
+ CHK_ERROR(Read16_0(state, OFDM_EQ_TOP_TD_SQR_ERR_I__A,
+ &regData));
+ /* Extend SQR_ERR_I operational range */
+ EqRegTdSqrErrI = (u32) regData;
+ if ((EqRegTdSqrErrExp > 11) &&
+ (EqRegTdSqrErrI < 0x00000FFFUL)) {
+ EqRegTdSqrErrI += 0x00010000UL;
+ }
+ CHK_ERROR(Read16_0(state,OFDM_EQ_TOP_TD_SQR_ERR_Q__A,
+ &regData));
+ /* Extend SQR_ERR_Q operational range */
+ EqRegTdSqrErrQ = (u32)regData;
+ if ((EqRegTdSqrErrExp > 11) &&
+ (EqRegTdSqrErrQ < 0x00000FFFUL))
+ EqRegTdSqrErrQ += 0x00010000UL;
+
+ CHK_ERROR(Read16_0(state,OFDM_SC_RA_RAM_OP_PARAM__A,
+ &transmissionParams));
+
+ /* Check input data for MER */
+
+ /* MER calculation (in 0.1 dB) without math.h */
+ if ((EqRegTdTpsPwrOfs == 0) || (EqRegTdReqSmbCnt == 0))
+ iMER = 0;
+ else if ((EqRegTdSqrErrI + EqRegTdSqrErrQ) == 0) {
+ /* No error at all, this must be the HW reset value
+ * Apparently no first measurement yet
+ * Set MER to 0.0 */
+ iMER = 0;
+ } else {
+ SqrErrIQ = (EqRegTdSqrErrI + EqRegTdSqrErrQ) <<
+ EqRegTdSqrErrExp;
+ if ((transmissionParams &
+ OFDM_SC_RA_RAM_OP_PARAM_MODE__M)
+ == OFDM_SC_RA_RAM_OP_PARAM_MODE_2K)
+ tpsCnt = 17;
+ else
+ tpsCnt = 68;
+
+ /* IMER = 100 * log10 (x)
+ where x = (EqRegTdTpsPwrOfs^2 *
+ EqRegTdReqSmbCnt * tpsCnt)/SqrErrIQ
+
+ => IMER = a + b -c
+ where a = 100 * log10 (EqRegTdTpsPwrOfs^2)
+ b = 100 * log10 (EqRegTdReqSmbCnt * tpsCnt)
+ c = 100 * log10 (SqrErrIQ)
+ */
+
+ /* log(x) x = 9bits * 9bits->18 bits */
+ a = Log10Times100(EqRegTdTpsPwrOfs*EqRegTdTpsPwrOfs);
+ /* log(x) x = 16bits * 7bits->23 bits */
+ b = Log10Times100(EqRegTdReqSmbCnt*tpsCnt);
+ /* log(x) x = (16bits + 16bits) << 15 ->32 bits */
+ c = Log10Times100(SqrErrIQ);
+
+ iMER = a + b;
+ /* No negative MER, clip to zero */
+ if (iMER > c)
+ iMER -= c;
+ else
+ iMER = 0;
+ }
+ *pSignalToNoise = iMER;
+ } while(0);
+
+ return status;
+}
+
+static int GetSignalToNoise(struct drxk_state *state, s32 *pSignalToNoise)
+{
+ *pSignalToNoise = 0;
+ switch(state->m_OperationMode) {
+ case OM_DVBT:
+ return GetDVBTSignalToNoise(state, pSignalToNoise);
+ case OM_QAM_ITU_A:
+ case OM_QAM_ITU_C:
+ return GetQAMSignalToNoise(state, pSignalToNoise);
+ default:
+ break;
+ }
+ return 0;
+}
+
+#if 0
+static int GetDVBTQuality(struct drxk_state *state, s32 *pQuality)
+{
+ /* SNR Values for quasi errorfree reception rom Nordig 2.2 */
+ int status = 0;
+
+ static s32 QE_SN[] =
+ {
+ 51, // QPSK 1/2
+ 69, // QPSK 2/3
+ 79, // QPSK 3/4
+ 89, // QPSK 5/6
+ 97, // QPSK 7/8
+ 108, // 16-QAM 1/2
+ 131, // 16-QAM 2/3
+ 146, // 16-QAM 3/4
+ 156, // 16-QAM 5/6
+ 160, // 16-QAM 7/8
+ 165, // 64-QAM 1/2
+ 187, // 64-QAM 2/3
+ 202, // 64-QAM 3/4
+ 216, // 64-QAM 5/6
+ 225, // 64-QAM 7/8
+ };
+
+ *pQuality = 0;
+
+ do {
+ s32 SignalToNoise = 0;
+ u16 Constellation = 0;
+ u16 CodeRate = 0;
+ u32 SignalToNoiseRel;
+ u32 BERQuality;
+
+ CHK_ERROR(GetDVBTSignalToNoise(state,&SignalToNoise));
+ CHK_ERROR(Read16_0(state,OFDM_EQ_TOP_TD_TPS_CONST__A,
+ &Constellation));
+ Constellation &= OFDM_EQ_TOP_TD_TPS_CONST__M;
+
+ CHK_ERROR(Read16_0(state,OFDM_EQ_TOP_TD_TPS_CODE_HP__A,
+ &CodeRate));
+ CodeRate &= OFDM_EQ_TOP_TD_TPS_CODE_HP__M;
+
+ if (Constellation > OFDM_EQ_TOP_TD_TPS_CONST_64QAM ||
+ CodeRate > OFDM_EQ_TOP_TD_TPS_CODE_LP_7_8)
+ break;
+ SignalToNoiseRel = SignalToNoise -
+ QE_SN[Constellation * 5 + CodeRate];
+ BERQuality = 100;
+
+ if (SignalToNoiseRel < -70) *pQuality = 0;
+ else if (SignalToNoiseRel < 30)
+ *pQuality = ((SignalToNoiseRel + 70) *
+ BERQuality) / 100;
+ else
+ *pQuality = BERQuality;
+ } while(0);
+ return 0;
+};
+
+static int GetDVBCQuality(struct drxk_state *state, s32 *pQuality)
+{
+ int status = 0;
+ *pQuality = 0;
+
+ do {
+ u32 SignalToNoise = 0;
+ u32 BERQuality = 100;
+ u32 SignalToNoiseRel = 0;
+
+ CHK_ERROR(GetQAMSignalToNoise(state, &SignalToNoise));
+
+ switch(state->param.u.qam.modulation) {
+ case QAM_16:
+ SignalToNoiseRel = SignalToNoise - 200;
+ break;
+ case QAM_32:
+ SignalToNoiseRel = SignalToNoise - 230;
+ break; /* Not in NorDig */
+ case QAM_64:
+ SignalToNoiseRel = SignalToNoise - 260;
+ break;
+ case QAM_128:
+ SignalToNoiseRel = SignalToNoise - 290;
+ break;
+ default:
+ case QAM_256:
+ SignalToNoiseRel = SignalToNoise - 320;
+ break;
+ }
+
+ if (SignalToNoiseRel < -70)
+ *pQuality = 0;
+ else if (SignalToNoiseRel < 30)
+ *pQuality = ((SignalToNoiseRel + 70) *
+ BERQuality) / 100;
+ else
+ *pQuality = BERQuality;
+ } while(0);
+
+ return status;
+}
+
+static int GetQuality(struct drxk_state *state, s32 *pQuality)
+{
+ switch(state->m_OperationMode) {
+ case OM_DVBT:
+ return GetDVBTQuality(state, pQuality);
+ case OM_QAM_ITU_A:
+ return GetDVBCQuality(state, pQuality);
+ default:
+ break;
+ }
+
+ return 0;
+}
+#endif
+
+/* Free data ram in SIO HI */
+#define SIO_HI_RA_RAM_USR_BEGIN__A 0x420040
+#define SIO_HI_RA_RAM_USR_END__A 0x420060
+
+#define DRXK_HI_ATOMIC_BUF_START (SIO_HI_RA_RAM_USR_BEGIN__A)
+#define DRXK_HI_ATOMIC_BUF_END (SIO_HI_RA_RAM_USR_BEGIN__A + 7)
+#define DRXK_HI_ATOMIC_READ SIO_HI_RA_RAM_PAR_3_ACP_RW_READ
+#define DRXK_HI_ATOMIC_WRITE SIO_HI_RA_RAM_PAR_3_ACP_RW_WRITE
+
+#define DRXDAP_FASI_ADDR2BLOCK(addr) (((addr) >> 22) & 0x3F)
+#define DRXDAP_FASI_ADDR2BANK(addr) (((addr) >> 16) & 0x3F)
+#define DRXDAP_FASI_ADDR2OFFSET(addr) ((addr) & 0x7FFF)
+
+static int ConfigureI2CBridge(struct drxk_state *state, bool bEnableBridge)
+{
+ int status;
+
+ if (state->m_DrxkState == DRXK_UNINITIALIZED)
+ return -1;
+ if (state->m_DrxkState == DRXK_POWERED_DOWN)
+ return -1;
+
+ do {
+ CHK_ERROR(Write16_0(state, SIO_HI_RA_RAM_PAR_1__A,
+ SIO_HI_RA_RAM_PAR_1_PAR1_SEC_KEY));
+ if (bEnableBridge) {
+ CHK_ERROR(Write16_0(state, SIO_HI_RA_RAM_PAR_2__A,
+ SIO_HI_RA_RAM_PAR_2_BRD_CFG_CLOSED));
+ } else {
+ CHK_ERROR(Write16_0(state, SIO_HI_RA_RAM_PAR_2__A,
+ SIO_HI_RA_RAM_PAR_2_BRD_CFG_OPEN));
+ }
+
+ CHK_ERROR(HI_Command(state, SIO_HI_RA_RAM_CMD_BRDCTRL,0));
+ } while(0);
+ return status;
+}
+
+static int SetPreSaw(struct drxk_state *state, struct SCfgPreSaw *pPreSawCfg)
+{
+ int status;
+
+ if ((pPreSawCfg == NULL) || (pPreSawCfg->reference>IQM_AF_PDREF__M))
+ return -1;
+
+ status = Write16_0(state, IQM_AF_PDREF__A, pPreSawCfg->reference);
+ return status;
+}
+
+static int BLDirectCmd(struct drxk_state *state, u32 targetAddr,
+ u16 romOffset, u16 nrOfElements, u32 timeOut)
+{
+ u16 blStatus = 0;
+ u16 offset = (u16)((targetAddr >> 0) & 0x00FFFF);
+ u16 blockbank = (u16)((targetAddr >> 16) & 0x000FFF);
+ int status ;
+ unsigned long end;
+
+ mutex_lock(&state->mutex);
+ do {
+ CHK_ERROR(Write16_0(state, SIO_BL_MODE__A, SIO_BL_MODE_DIRECT));
+ CHK_ERROR(Write16_0(state, SIO_BL_TGT_HDR__A, blockbank));
+ CHK_ERROR(Write16_0(state, SIO_BL_TGT_ADDR__A, offset));
+ CHK_ERROR(Write16_0(state, SIO_BL_SRC_ADDR__A, romOffset));
+ CHK_ERROR(Write16_0(state, SIO_BL_SRC_LEN__A, nrOfElements));
+ CHK_ERROR(Write16_0(state, SIO_BL_ENABLE__A, SIO_BL_ENABLE_ON));
+
+ end=jiffies+msecs_to_jiffies(timeOut);
+ do {
+ CHK_ERROR(Read16_0(state, SIO_BL_STATUS__A, &blStatus));
+ } while ((blStatus == 0x1) &&
+ time_is_after_jiffies(end));
+ if (blStatus == 0x1) {
+ printk("SIO not ready\n");
+ mutex_unlock(&state->mutex);
+ return -1;
+ }
+ } while(0);
+ mutex_unlock(&state->mutex);
+ return status;
+
+}
+
+static int ADCSyncMeasurement(struct drxk_state *state, u16 *count)
+{
+ u16 data = 0;
+ int status;
+
+ do {
+ /* Start measurement */
+ CHK_ERROR(Write16_0(state, IQM_AF_COMM_EXEC__A,
+ IQM_AF_COMM_EXEC_ACTIVE));
+ CHK_ERROR(Write16_0(state,IQM_AF_START_LOCK__A, 1));
+
+ *count = 0;
+ CHK_ERROR(Read16_0(state,IQM_AF_PHASE0__A, &data));
+ if (data == 127)
+ *count = *count+1;
+ CHK_ERROR(Read16_0(state,IQM_AF_PHASE1__A, &data));
+ if (data == 127)
+ *count = *count+1;
+ CHK_ERROR(Read16_0(state,IQM_AF_PHASE2__A, &data));
+ if (data == 127)
+ *count = *count+1;
+ } while(0);
+ return status;
+}
+
+static int ADCSynchronization(struct drxk_state *state)
+{
+ u16 count = 0;
+ int status;
+
+ do {
+ CHK_ERROR(ADCSyncMeasurement(state, &count));
+
+ if (count==1) {
+ /* Try sampling on a diffrent edge */
+ u16 clkNeg = 0;
+
+ CHK_ERROR(Read16_0(state, IQM_AF_CLKNEG__A, &clkNeg));
+ if ((clkNeg | IQM_AF_CLKNEG_CLKNEGDATA__M) ==
+ IQM_AF_CLKNEG_CLKNEGDATA_CLK_ADC_DATA_POS) {
+ clkNeg &= (~(IQM_AF_CLKNEG_CLKNEGDATA__M));
+ clkNeg |=
+ IQM_AF_CLKNEG_CLKNEGDATA_CLK_ADC_DATA_NEG;
+ } else {
+ clkNeg &= (~(IQM_AF_CLKNEG_CLKNEGDATA__M));
+ clkNeg |=
+ IQM_AF_CLKNEG_CLKNEGDATA_CLK_ADC_DATA_POS;
+ }
+ CHK_ERROR(Write16_0(state, IQM_AF_CLKNEG__A, clkNeg));
+ CHK_ERROR(ADCSyncMeasurement(state, &count));
+ }
+
+ if (count < 2)
+ status = -1;
+ } while (0);
+ return status;
+}
+
+static int SetFrequencyShifter(struct drxk_state *state,
+ u16 intermediateFreqkHz,
+ s32 tunerFreqOffset,
+ bool isDTV)
+{
+ bool selectPosImage = false;
+ u32 rfFreqResidual = tunerFreqOffset;
+ u32 fmFrequencyShift = 0;
+ bool tunerMirror = !state->m_bMirrorFreqSpect;
+ u32 adcFreq;
+ bool adcFlip;
+ int status;
+ u32 ifFreqActual;
+ u32 samplingFrequency = (u32)(state->m_sysClockFreq / 3);
+ u32 frequencyShift;
+ bool imageToSelect;
+
+ /*
+ Program frequency shifter
+ No need to account for mirroring on RF
+ */
+ if (isDTV) {
+ if ((state->m_OperationMode == OM_QAM_ITU_A) ||
+ (state->m_OperationMode == OM_QAM_ITU_C) ||
+ (state->m_OperationMode == OM_DVBT))
+ selectPosImage = true;
+ else
+ selectPosImage = false;
+ }
+ if (tunerMirror)
+ /* tuner doesn't mirror */
+ ifFreqActual = intermediateFreqkHz +
+ rfFreqResidual + fmFrequencyShift;
+ else
+ /* tuner mirrors */
+ ifFreqActual = intermediateFreqkHz -
+ rfFreqResidual - fmFrequencyShift;
+ if (ifFreqActual > samplingFrequency / 2) {
+ /* adc mirrors */
+ adcFreq = samplingFrequency - ifFreqActual;
+ adcFlip = true;
+ } else {
+ /* adc doesn't mirror */
+ adcFreq = ifFreqActual;
+ adcFlip = false;
+ }
+
+ frequencyShift = adcFreq;
+ imageToSelect = state->m_rfmirror ^ tunerMirror ^
+ adcFlip ^ selectPosImage;
+ state->m_IqmFsRateOfs = Frac28a((frequencyShift), samplingFrequency);
+
+ if (imageToSelect)
+ state->m_IqmFsRateOfs = ~state->m_IqmFsRateOfs + 1;
+
+ /* Program frequency shifter with tuner offset compensation */
+ /* frequencyShift += tunerFreqOffset; TODO */
+ status = Write32(state, IQM_FS_RATE_OFS_LO__A ,
+ state->m_IqmFsRateOfs, 0);
+ return status;
+}
+
+static int InitAGC(struct drxk_state *state, bool isDTV)
+{
+ u16 ingainTgt = 0;
+ u16 ingainTgtMin = 0;
+ u16 ingainTgtMax = 0;
+ u16 clpCyclen = 0;
+ u16 clpSumMin = 0;
+ u16 clpDirTo = 0;
+ u16 snsSumMin = 0;
+ u16 snsSumMax = 0;
+ u16 clpSumMax = 0;
+ u16 snsDirTo = 0;
+ u16 kiInnergainMin = 0;
+ u16 ifIaccuHiTgt = 0;
+ u16 ifIaccuHiTgtMin = 0;
+ u16 ifIaccuHiTgtMax = 0;
+ u16 data = 0;
+ u16 fastClpCtrlDelay = 0;
+ u16 clpCtrlMode = 0;
+ int status = 0;
+
+ do {
+ /* Common settings */
+ snsSumMax = 1023;
+ ifIaccuHiTgtMin = 2047;
+ clpCyclen = 500;
+ clpSumMax = 1023;
+
+ if (IsQAM(state)) {
+ /* Standard specific settings */
+ clpSumMin = 8;
+ clpDirTo = (u16) - 9;
+ clpCtrlMode = 0;
+ snsSumMin = 8;
+ snsDirTo = (u16) - 9;
+ kiInnergainMin = (u16) - 1030;
+ } else
+ status = -1;
+ CHK_ERROR((status));
+ if (IsQAM(state)) {
+ ifIaccuHiTgtMax = 0x2380;
+ ifIaccuHiTgt = 0x2380;
+ ingainTgtMin = 0x0511;
+ ingainTgt = 0x0511;
+ ingainTgtMax = 5119;
+ fastClpCtrlDelay =
+ state->m_qamIfAgcCfg.FastClipCtrlDelay;
+ } else {
+ ifIaccuHiTgtMax = 0x1200;
+ ifIaccuHiTgt = 0x1200;
+ ingainTgtMin = 13424;
+ ingainTgt = 13424;
+ ingainTgtMax = 30000;
+ fastClpCtrlDelay =
+ state->m_dvbtIfAgcCfg.FastClipCtrlDelay;
+ }
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_FAST_CLP_CTRL_DELAY__A,
+ fastClpCtrlDelay));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_CLP_CTRL_MODE__A,
+ clpCtrlMode));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_INGAIN_TGT__A,
+ ingainTgt));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_INGAIN_TGT_MIN__A,
+ ingainTgtMin));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_INGAIN_TGT_MAX__A,
+ ingainTgtMax));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MIN__A,
+ ifIaccuHiTgtMin));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_IF_IACCU_HI_TGT_MAX__A,
+ ifIaccuHiTgtMax));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_IF_IACCU_HI__A, 0));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_IF_IACCU_LO__A, 0));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_RF_IACCU_HI__A, 0));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_RF_IACCU_LO__A, 0));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_CLP_SUM_MAX__A,
+ clpSumMax));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_SNS_SUM_MAX__A,
+ snsSumMax));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_KI_INNERGAIN_MIN__A,
+ kiInnergainMin));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_IF_IACCU_HI_TGT__A,
+ ifIaccuHiTgt));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_CLP_CYCLEN__A,
+ clpCyclen));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_RF_SNS_DEV_MAX__A,
+ 1023));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_RF_SNS_DEV_MIN__A,
+ (u16) -1023));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_FAST_SNS_CTRL_DELAY__A,
+ 50));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_KI_MAXMINGAIN_TH__A,
+ 20));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_CLP_SUM_MIN__A,
+ clpSumMin));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_SNS_SUM_MIN__A,
+ snsSumMin));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_CLP_DIR_TO__A,
+ clpDirTo));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_SNS_DIR_TO__A,
+ snsDirTo));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_KI_MINGAIN__A, 0x7fff));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_KI_MAXGAIN__A, 0x0));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_KI_MIN__A, 0x0117));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_KI_MAX__A, 0x0657));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_CLP_SUM__A, 0));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_CLP_CYCCNT__A, 0));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_CLP_DIR_WD__A, 0));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_CLP_DIR_STP__A, 1));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_SNS_SUM__A, 0));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_SNS_CYCCNT__A, 0));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_SNS_DIR_WD__A, 0));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_SNS_DIR_STP__A, 1));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_SNS_CYCLEN__A, 500));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_KI_CYCLEN__A, 500));
+
+ /* Initialize inner-loop KI gain factors */
+ CHK_ERROR(Read16_0(state, SCU_RAM_AGC_KI__A, &data));
+ if (IsQAM(state)) {
+ data = 0x0657;
+ data &= ~SCU_RAM_AGC_KI_RF__M;
+ data |= (DRXK_KI_RAGC_QAM << SCU_RAM_AGC_KI_RF__B);
+ data &= ~SCU_RAM_AGC_KI_IF__M;
+ data |= (DRXK_KI_IAGC_QAM << SCU_RAM_AGC_KI_IF__B);
+ }
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_KI__A, data));
+ } while(0);
+ return status;
+}
+
+static int DVBTQAMGetAccPktErr(struct drxk_state *state, u16 * packetErr)
+{
+ int status;
+
+ do {
+ if (packetErr == NULL) {
+ CHK_ERROR(Write16_0(state,
+ SCU_RAM_FEC_ACCUM_PKT_FAILURES__A,
+ 0));
+ } else {
+ CHK_ERROR(Read16_0(state,
+ SCU_RAM_FEC_ACCUM_PKT_FAILURES__A,
+ packetErr));
+ }
+ } while (0);
+ return status;
+}
+
+static int DVBTScCommand(struct drxk_state *state,
+ u16 cmd, u16 subcmd,
+ u16 param0, u16 param1, u16 param2,
+ u16 param3, u16 param4)
+{
+ u16 curCmd = 0;
+ u16 errCode = 0;
+ u16 retryCnt = 0;
+ u16 scExec = 0;
+ int status;
+
+ status = Read16_0(state, OFDM_SC_COMM_EXEC__A, &scExec);
+ if (scExec != 1) {
+ /* SC is not running */
+ return -1;
+ }
+
+ /* Wait until sc is ready to receive command */
+ retryCnt =0;
+ do {
+ msleep(1);
+ status = Read16_0(state, OFDM_SC_RA_RAM_CMD__A, &curCmd);
+ retryCnt++;
+ } while ((curCmd != 0) && (retryCnt < DRXK_MAX_RETRIES));
+ if (retryCnt >= DRXK_MAX_RETRIES)
+ return -1;
+ /* Write sub-command */
+ switch (cmd) {
+ /* All commands using sub-cmd */
+ case OFDM_SC_RA_RAM_CMD_PROC_START:
+ case OFDM_SC_RA_RAM_CMD_SET_PREF_PARAM:
+ case OFDM_SC_RA_RAM_CMD_PROGRAM_PARAM:
+ status = Write16_0(state, OFDM_SC_RA_RAM_CMD_ADDR__A, subcmd);
+ break;
+ default:
+ /* Do nothing */
+ break;
+ } /* switch (cmd->cmd) */
+
+ /* Write needed parameters and the command */
+ switch (cmd) {
+ /* All commands using 5 parameters */
+ /* All commands using 4 parameters */
+ /* All commands using 3 parameters */
+ /* All commands using 2 parameters */
+ case OFDM_SC_RA_RAM_CMD_PROC_START:
+ case OFDM_SC_RA_RAM_CMD_SET_PREF_PARAM:
+ case OFDM_SC_RA_RAM_CMD_PROGRAM_PARAM:
+ status = Write16_0(state, OFDM_SC_RA_RAM_PARAM1__A, param1);
+ /* All commands using 1 parameters */
+ case OFDM_SC_RA_RAM_CMD_SET_ECHO_TIMING:
+ case OFDM_SC_RA_RAM_CMD_USER_IO:
+ status = Write16_0(state, OFDM_SC_RA_RAM_PARAM0__A, param0);
+ /* All commands using 0 parameters */
+ case OFDM_SC_RA_RAM_CMD_GET_OP_PARAM:
+ case OFDM_SC_RA_RAM_CMD_NULL:
+ /* Write command */
+ status = Write16_0(state, OFDM_SC_RA_RAM_CMD__A, cmd);
+ break;
+ default:
+ /* Unknown command */
+ return -EINVAL;
+ } /* switch (cmd->cmd) */
+
+ /* Wait until sc is ready processing command */
+ retryCnt = 0;
+ do{
+ msleep(1);
+ status = Read16_0(state, OFDM_SC_RA_RAM_CMD__A, &curCmd);
+ retryCnt++;
+ } while ((curCmd != 0) && (retryCnt < DRXK_MAX_RETRIES));
+ if (retryCnt >= DRXK_MAX_RETRIES)
+ return -1;
+
+ /* Check for illegal cmd */
+ status = Read16_0(state, OFDM_SC_RA_RAM_CMD_ADDR__A, &errCode);
+ if (errCode == 0xFFFF)
+ {
+ /* illegal command */
+ return -EINVAL;
+ }
+
+ /* Retreive results parameters from SC */
+ switch (cmd) {
+ /* All commands yielding 5 results */
+ /* All commands yielding 4 results */
+ /* All commands yielding 3 results */
+ /* All commands yielding 2 results */
+ /* All commands yielding 1 result */
+ case OFDM_SC_RA_RAM_CMD_USER_IO:
+ case OFDM_SC_RA_RAM_CMD_GET_OP_PARAM:
+ status = Read16_0(state, OFDM_SC_RA_RAM_PARAM0__A, &(param0));
+ /* All commands yielding 0 results */
+ case OFDM_SC_RA_RAM_CMD_SET_ECHO_TIMING:
+ case OFDM_SC_RA_RAM_CMD_SET_TIMER:
+ case OFDM_SC_RA_RAM_CMD_PROC_START:
+ case OFDM_SC_RA_RAM_CMD_SET_PREF_PARAM:
+ case OFDM_SC_RA_RAM_CMD_PROGRAM_PARAM:
+ case OFDM_SC_RA_RAM_CMD_NULL:
+ break;
+ default:
+ /* Unknown command */
+ return -EINVAL;
+ break;
+ } /* switch (cmd->cmd) */
+ return status;
+}
+
+static int PowerUpDVBT (struct drxk_state *state)
+{
+ DRXPowerMode_t powerMode = DRX_POWER_UP;
+ int status;
+
+ do {
+ CHK_ERROR(CtrlPowerMode(state, &powerMode));
+ } while (0);
+ return status;
+}
+
+static int DVBTCtrlSetIncEnable (struct drxk_state *state, bool* enabled)
+{
+ int status;
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+ if (*enabled == true)
+ {
+ status = Write16_0(state, IQM_CF_BYPASSDET__A, 0);
+ }
+ else
+ {
+ status = Write16_0(state, IQM_CF_BYPASSDET__A, 1);
+ }
+ if (status<0)
+ {
+ //KdPrintEx((MSG_ERROR " - " __FUNCTION__ " status - %08x\n",status));
+ }
+
+ return status;
+}
+ #define DEFAULT_FR_THRES_8K 4000
+static int DVBTCtrlSetFrEnable (struct drxk_state *state, bool* enabled)
+{
+
+ int status;
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+
+ if (*enabled == true)
+ {
+ /* write mask to 1 */
+ status = Write16_0(state, OFDM_SC_RA_RAM_FR_THRES_8K__A,
+ DEFAULT_FR_THRES_8K);
+ }
+ else
+ {
+ /* write mask to 0 */
+ status = Write16_0(state, OFDM_SC_RA_RAM_FR_THRES_8K__A, 0);
+ }
+
+ if (status<0)
+ {
+ //KdPrintEx((MSG_ERROR " - " __FUNCTION__ " status - %08x\n",status));
+ }
+
+ return status;
+}
+
+static int DVBTCtrlSetEchoThreshold (struct drxk_state *state,
+ struct DRXKCfgDvbtEchoThres_t* echoThres)
+{
+ u16 data = 0;
+ int status;
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+
+ do {
+ CHK_ERROR(Read16_0(state, OFDM_SC_RA_RAM_ECHO_THRES__A, &data));
+
+ switch (echoThres->fftMode)
+ {
+ case DRX_FFTMODE_2K:
+ data &= ~ OFDM_SC_RA_RAM_ECHO_THRES_2K__M;
+ data |= ((echoThres->threshold << OFDM_SC_RA_RAM_ECHO_THRES_2K__B) &
+ (OFDM_SC_RA_RAM_ECHO_THRES_2K__M));
+ break;
+ case DRX_FFTMODE_8K:
+ data &= ~ OFDM_SC_RA_RAM_ECHO_THRES_8K__M;
+ data |= ((echoThres->threshold << OFDM_SC_RA_RAM_ECHO_THRES_8K__B) &
+ (OFDM_SC_RA_RAM_ECHO_THRES_8K__M));
+ break;
+ default:
+ return -1;
+ break;
+ }
+
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_ECHO_THRES__A, data));
+ } while (0);
+
+ if (status<0)
+ {
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ " status - %08x\n",status));
+ }
+
+ return status;
+}
+
+static int DVBTCtrlSetSqiSpeed(struct drxk_state *state,
+ enum DRXKCfgDvbtSqiSpeed* speed)
+{
+ int status;
+
+ switch (*speed) {
+ case DRXK_DVBT_SQI_SPEED_FAST:
+ case DRXK_DVBT_SQI_SPEED_MEDIUM:
+ case DRXK_DVBT_SQI_SPEED_SLOW:
+ break;
+ default:
+ return -EINVAL;
+ }
+ status = Write16_0 (state,SCU_RAM_FEC_PRE_RS_BER_FILTER_SH__A,
+ (u16) *speed);
+ return status;
+}
+
+/*============================================================================*/
+
+/**
+* \brief Activate DVBT specific presets
+* \param demod instance of demodulator.
+* \return DRXStatus_t.
+*
+* Called in DVBTSetStandard
+*
+*/
+static int DVBTActivatePresets (struct drxk_state *state)
+{
+ int status;
+
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+
+ struct DRXKCfgDvbtEchoThres_t echoThres2k = {0, DRX_FFTMODE_2K};
+ struct DRXKCfgDvbtEchoThres_t echoThres8k = {0, DRX_FFTMODE_8K};
+
+ do {
+ bool setincenable = false;
+ bool setfrenable = true;
+ CHK_ERROR(DVBTCtrlSetIncEnable (state, &setincenable));
+ CHK_ERROR(DVBTCtrlSetFrEnable (state, &setfrenable));
+ CHK_ERROR(DVBTCtrlSetEchoThreshold(state, &echoThres2k));
+ CHK_ERROR(DVBTCtrlSetEchoThreshold(state, &echoThres8k));
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_INGAIN_TGT_MAX__A,
+ state->m_dvbtIfAgcCfg.IngainTgtMax));
+ } while (0);
+
+ if (status<0)
+ {
+ //KdPrintEx((MSG_ERROR " - " __FUNCTION__ " status - %08x\n",status));
+ }
+
+ return status;
+}
+/*============================================================================*/
+
+/**
+* \brief Initialize channelswitch-independent settings for DVBT.
+* \param demod instance of demodulator.
+* \return DRXStatus_t.
+*
+* For ROM code channel filter taps are loaded from the bootloader. For microcode
+* the DVB-T taps from the drxk_filters.h are used.
+*/
+static int SetDVBTStandard (struct drxk_state *state,enum OperationMode oMode)
+{
+ u16 cmdResult = 0;
+ u16 data = 0;
+ int status;
+
+ //printk("%s\n", __FUNCTION__);
+
+ PowerUpDVBT(state);
+
+ do {
+ /* added antenna switch */
+ SwitchAntennaToDVBT(state);
+ /* send OFDM reset command */
+ CHK_ERROR(scu_command(state,SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_RESET,0,NULL,1,&cmdResult));
+
+ /* send OFDM setenv command */
+ CHK_ERROR(scu_command(state,SCU_RAM_COMMAND_STANDARD_OFDM | SCU_RAM_COMMAND_CMD_DEMOD_SET_ENV,0,NULL,1,&cmdResult));
+
+ /* reset datapath for OFDM, processors first */
+ CHK_ERROR(Write16_0(state, OFDM_SC_COMM_EXEC__A, OFDM_SC_COMM_EXEC_STOP));
+ CHK_ERROR(Write16_0(state, OFDM_LC_COMM_EXEC__A, OFDM_LC_COMM_EXEC_STOP));
+ CHK_ERROR(Write16_0(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_STOP ));
+
+ /* IQM setup */
+ /* synchronize on ofdstate->m_festart */
+ CHK_ERROR(Write16_0(state, IQM_AF_UPD_SEL__A, 1));
+ /* window size for clipping ADC detection */
+ CHK_ERROR(Write16_0(state, IQM_AF_CLP_LEN__A, 0));
+ /* window size for for sense pre-SAW detection */
+ CHK_ERROR(Write16_0(state, IQM_AF_SNS_LEN__A, 0));
+ /* sense threshold for sense pre-SAW detection */
+ CHK_ERROR(Write16_0(state, IQM_AF_AMUX__A, IQM_AF_AMUX_SIGNAL2ADC));
+ CHK_ERROR(SetIqmAf(state,true));
+
+ CHK_ERROR(Write16_0(state, IQM_AF_AGC_RF__A, 0));
+
+ /* Impulse noise cruncher setup */
+ CHK_ERROR(Write16_0(state, IQM_AF_INC_LCT__A, 0)); /* crunch in IQM_CF */
+ CHK_ERROR(Write16_0(state, IQM_CF_DET_LCT__A, 0)); /* detect in IQM_CF */
+ CHK_ERROR(Write16_0(state, IQM_CF_WND_LEN__A, 3)); /* peak detector window length */
+
+ CHK_ERROR(Write16_0(state, IQM_RC_STRETCH__A, 16));
+ CHK_ERROR(Write16_0(state, IQM_CF_OUT_ENA__A, 0x4)); /* enable output 2 */
+ CHK_ERROR(Write16_0(state, IQM_CF_DS_ENA__A, 0x4)); /* decimate output 2 */
+ CHK_ERROR(Write16_0(state, IQM_CF_SCALE__A, 1600));
+ CHK_ERROR(Write16_0(state, IQM_CF_SCALE_SH__A, 0));
+
+ /* virtual clipping threshold for clipping ADC detection */
+ CHK_ERROR(Write16_0(state, IQM_AF_CLP_TH__A, 448));
+ CHK_ERROR(Write16_0(state, IQM_CF_DATATH__A, 495)); /* crunching threshold */
+
+ CHK_ERROR(BLChainCmd(state,
+ DRXK_BL_ROM_OFFSET_TAPS_DVBT,
+ DRXK_BLCC_NR_ELEMENTS_TAPS,
+ DRXK_BLC_TIMEOUT));
+
+ CHK_ERROR(Write16_0(state, IQM_CF_PKDTH__A, 2)); /* peak detector threshold */
+ CHK_ERROR(Write16_0(state, IQM_CF_POW_MEAS_LEN__A, 2));
+ /* enable power measurement interrupt */
+ CHK_ERROR(Write16_0(state, IQM_CF_COMM_INT_MSK__A, 1));
+ CHK_ERROR(Write16_0(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_ACTIVE));
+
+ /* IQM will not be reset from here, sync ADC and update/init AGC */
+ CHK_ERROR(ADCSynchronization(state));
+ CHK_ERROR(SetPreSaw(state, &state->m_dvbtPreSawCfg));
+
+ /* Halt SCU to enable safe non-atomic accesses */
+ CHK_ERROR(Write16_0(state,SCU_COMM_EXEC__A, SCU_COMM_EXEC_HOLD));
+
+ CHK_ERROR(SetAgcRf(state, &state->m_dvbtRfAgcCfg, true)) ;
+ CHK_ERROR(SetAgcIf (state, &state->m_dvbtIfAgcCfg, true));
+
+ /* Set Noise Estimation notch width and enable DC fix */
+ CHK_ERROR(Read16_0(state, OFDM_SC_RA_RAM_CONFIG__A, &data));
+ data |= OFDM_SC_RA_RAM_CONFIG_NE_FIX_ENABLE__M;
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_CONFIG__A, data));
+
+ /* Activate SCU to enable SCU commands */
+ CHK_ERROR(Write16_0(state,SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE));
+
+ if (!state->m_DRXK_A3_ROM_CODE)
+ {
+ /* AGCInit() is not done for DVBT, so set agcFastClipCtrlDelay */
+ CHK_ERROR(Write16_0(state, SCU_RAM_AGC_FAST_CLP_CTRL_DELAY__A,
+ state->m_dvbtIfAgcCfg.FastClipCtrlDelay));
+ }
+
+ /* OFDM_SC setup */
+#ifdef COMPILE_FOR_NONRT
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_BE_OPT_DELAY__A, 1));
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_BE_OPT_INIT_DELAY__A, 2));
+#endif
+
+ /* FEC setup */
+ CHK_ERROR(Write16_0(state, FEC_DI_INPUT_CTL__A, 1)); /* OFDM input */
+
+
+#ifdef COMPILE_FOR_NONRT
+ CHK_ERROR(Write16_0(state, FEC_RS_MEASUREMENT_PERIOD__A , 0x400));
+#else
+ CHK_ERROR(Write16_0(state, FEC_RS_MEASUREMENT_PERIOD__A , 0x1000));
+#endif
+ CHK_ERROR(Write16_0(state, FEC_RS_MEASUREMENT_PRESCALE__A , 0x0001));
+
+ /* Setup MPEG bus */
+ CHK_ERROR(MPEGTSDtoSetup (state,OM_DVBT));
+ /* Set DVBT Presets */
+ CHK_ERROR (DVBTActivatePresets (state));
+
+ } while (0);
+
+ if (status<0)
+ {
+ printk("%s status - %08x\n",__FUNCTION__,status);
+ }
+
+ return status;
+}
+
+/*============================================================================*/
+/**
+* \brief Start dvbt demodulating for channel.
+* \param demod instance of demodulator.
+* \return DRXStatus_t.
+*/
+static int DVBTStart(struct drxk_state *state)
+{
+ u16 param1;
+
+ int status;
+// DRXKOfdmScCmd_t scCmd;
+
+ //printk("%s\n",__FUNCTION__);
+ /* Start correct processes to get in lock */
+ /* DRXK: OFDM_SC_RA_RAM_PROC_LOCKTRACK is no longer in mapfile! */
+ do {
+ param1 = OFDM_SC_RA_RAM_LOCKTRACK_MIN;
+ CHK_ERROR(DVBTScCommand(state,OFDM_SC_RA_RAM_CMD_PROC_START,0,OFDM_SC_RA_RAM_SW_EVENT_RUN_NMASK__M,param1,0,0,0));
+ /* Start FEC OC */
+ CHK_ERROR(MPEGTSStart(state));
+ CHK_ERROR(Write16_0(state,FEC_COMM_EXEC__A, FEC_COMM_EXEC_ACTIVE));
+ } while (0);
+ return (status);
+}
+
+
+/*============================================================================*/
+
+/**
+* \brief Set up dvbt demodulator for channel.
+* \param demod instance of demodulator.
+* \return DRXStatus_t.
+* // original DVBTSetChannel()
+*/
+static int SetDVBT (struct drxk_state *state,u16 IntermediateFreqkHz, s32 tunerFreqOffset)
+{
+ u16 cmdResult = 0;
+ u16 transmissionParams = 0;
+ u16 operationMode = 0;
+ u32 iqmRcRateOfs = 0;
+ u32 bandwidth = 0;
+ u16 param1;
+ int status;
+
+ //printk("%s IF =%d, TFO = %d\n",__FUNCTION__,IntermediateFreqkHz,tunerFreqOffset);
+ do {
+ CHK_ERROR(scu_command(state,SCU_RAM_COMMAND_STANDARD_OFDM |
+ SCU_RAM_COMMAND_CMD_DEMOD_STOP,
+ 0,NULL,1,&cmdResult));
+
+ /* Halt SCU to enable safe non-atomic accesses */
+ CHK_ERROR(Write16_0(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_HOLD));
+
+ /* Stop processors */
+ CHK_ERROR(Write16_0(state, OFDM_SC_COMM_EXEC__A, OFDM_SC_COMM_EXEC_STOP));
+ CHK_ERROR(Write16_0(state, OFDM_LC_COMM_EXEC__A, OFDM_LC_COMM_EXEC_STOP));
+
+ /* Mandatory fix, always stop CP, required to set spl offset back to
+ hardware default (is set to 0 by ucode during pilot detection */
+ CHK_ERROR(Write16_0(state, OFDM_CP_COMM_EXEC__A, OFDM_CP_COMM_EXEC_STOP));
+
+ /*== Write channel settings to device =====================================*/
+
+ /* mode */
+ switch(state->param.u.ofdm.transmission_mode) {
+ case TRANSMISSION_MODE_AUTO:
+ default:
+ operationMode |= OFDM_SC_RA_RAM_OP_AUTO_MODE__M;
+ /* fall through , try first guess DRX_FFTMODE_8K */
+ case TRANSMISSION_MODE_8K:
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_MODE_8K;
+ break;
+ case TRANSMISSION_MODE_2K:
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_MODE_2K;
+ break;
+ }
+
+ /* guard */
+ switch(state->param.u.ofdm.guard_interval) {
+ default:
+ case GUARD_INTERVAL_AUTO:
+ operationMode |= OFDM_SC_RA_RAM_OP_AUTO_GUARD__M;
+ /* fall through , try first guess DRX_GUARD_1DIV4 */
+ case GUARD_INTERVAL_1_4:
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_4;
+ break;
+ case GUARD_INTERVAL_1_32:
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_32;
+ break;
+ case GUARD_INTERVAL_1_16:
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_16;
+ break;
+ case GUARD_INTERVAL_1_8:
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_GUARD_8;
+ break;
+ }
+
+ /* hierarchy */
+ switch(state->param.u.ofdm.hierarchy_information) {
+ case HIERARCHY_AUTO:
+ case HIERARCHY_NONE:
+ default:
+ operationMode |= OFDM_SC_RA_RAM_OP_AUTO_HIER__M;
+ /* fall through , try first guess SC_RA_RAM_OP_PARAM_HIER_NO */
+ // transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_HIER_NO;
+ //break;
+ case HIERARCHY_1:
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_HIER_A1;
+ break;
+ case HIERARCHY_2:
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_HIER_A2;
+ break;
+ case HIERARCHY_4:
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_HIER_A4;
+ break;
+ }
+
+
+ /* constellation */
+ switch(state->param.u.ofdm.constellation) {
+ case QAM_AUTO:
+ default:
+ operationMode |= OFDM_SC_RA_RAM_OP_AUTO_CONST__M;
+ /* fall through , try first guess DRX_CONSTELLATION_QAM64 */
+ case QAM_64:
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_CONST_QAM64;
+ break;
+ case QPSK:
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_CONST_QPSK;
+ break;
+ case QAM_16:
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_CONST_QAM16;
+ break;
+ }
+#if 0
+ // No hierachical channels support in BDA
+ /* Priority (only for hierarchical channels) */
+ switch (channel->priority) {
+ case DRX_PRIORITY_LOW :
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_PRIO_LO;
+ WR16(devAddr, OFDM_EC_SB_PRIOR__A, OFDM_EC_SB_PRIOR_LO);
+ break;
+ case DRX_PRIORITY_HIGH :
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_PRIO_HI;
+ WR16(devAddr, OFDM_EC_SB_PRIOR__A, OFDM_EC_SB_PRIOR_HI));
+ break;
+ case DRX_PRIORITY_UNKNOWN : /* fall through */
+ default:
+ return (DRX_STS_INVALID_ARG);
+ break;
+ }
+#else
+ // Set Priorty high
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_PRIO_HI;
+ CHK_ERROR(Write16_0(state, OFDM_EC_SB_PRIOR__A, OFDM_EC_SB_PRIOR_HI));
+#endif
+
+ /* coderate */
+ switch(state->param.u.ofdm.code_rate_HP) {
+ case FEC_AUTO:
+ default:
+ operationMode |= OFDM_SC_RA_RAM_OP_AUTO_RATE__M;
+ /* fall through , try first guess DRX_CODERATE_2DIV3 */
+ case FEC_2_3 :
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_2_3;
+ break;
+ case FEC_1_2 :
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_1_2;
+ break;
+ case FEC_3_4 :
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_3_4;
+ break;
+ case FEC_5_6 :
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_5_6;
+ break;
+ case FEC_7_8 :
+ transmissionParams |= OFDM_SC_RA_RAM_OP_PARAM_RATE_7_8;
+ break;
+ }
+
+ /* SAW filter selection: normaly not necesarry, but if wanted
+ the application can select a SAW filter via the driver by using UIOs */
+ /* First determine real bandwidth (Hz) */
+ /* Also set delay for impulse noise cruncher */
+ /* Also set parameters for EC_OC fix, note EC_OC_REG_TMD_HIL_MAR is changed
+ by SC for fix for some 8K,1/8 guard but is restored by InitEC and ResetEC
+ functions */
+ switch(state->param.u.ofdm.bandwidth) {
+ case BANDWIDTH_AUTO:
+ case BANDWIDTH_8_MHZ:
+ bandwidth = DRXK_BANDWIDTH_8MHZ_IN_HZ;
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 3052));
+ /* cochannel protection for PAL 8 MHz */
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, 7));
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, 7));
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, 7));
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, 1));
+ break;
+ case BANDWIDTH_7_MHZ:
+ bandwidth = DRXK_BANDWIDTH_7MHZ_IN_HZ;
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 3491));
+ /* cochannel protection for PAL 7 MHz */
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, 8));
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, 8));
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, 4));
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, 1));
+ break;
+ case BANDWIDTH_6_MHZ:
+ bandwidth = DRXK_BANDWIDTH_6MHZ_IN_HZ;
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 4073));
+ /* cochannel protection for NTSC 6 MHz */
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_LEFT__A, 19));
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_NI_INIT_8K_PER_RIGHT__A, 19));
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_LEFT__A, 14));
+ CHK_ERROR(Write16_0(state, OFDM_SC_RA_RAM_NI_INIT_2K_PER_RIGHT__A, 1));
+ break;
+ }
+
+ if (iqmRcRateOfs == 0)
+ {
+ /* Now compute IQM_RC_RATE_OFS
+ (((SysFreq/BandWidth)/2)/2) -1) * 2^23)
+ =>
+ ((SysFreq / BandWidth) * (2^21)) - (2^23)
+ */
+ /* (SysFreq / BandWidth) * (2^28) */
+ /* assert (MAX(sysClk)/MIN(bandwidth) < 16)
+ => assert(MAX(sysClk) < 16*MIN(bandwidth))
+ => assert(109714272 > 48000000) = true so Frac 28 can be used */
+ iqmRcRateOfs = Frac28a((u32)((state->m_sysClockFreq * 1000)/3), bandwidth);
+ /* (SysFreq / BandWidth) * (2^21), rounding before truncating */
+ if ((iqmRcRateOfs & 0x7fL) >= 0x40)
+ {
+ iqmRcRateOfs += 0x80L;
+ }
+ iqmRcRateOfs = iqmRcRateOfs >> 7 ;
+ /* ((SysFreq / BandWidth) * (2^21)) - (2^23) */
+ iqmRcRateOfs = iqmRcRateOfs - (1<<23);
+ }
+
+ iqmRcRateOfs &= ((((u32)IQM_RC_RATE_OFS_HI__M)<<IQM_RC_RATE_OFS_LO__W) |
+ IQM_RC_RATE_OFS_LO__M);
+ CHK_ERROR(Write32(state, IQM_RC_RATE_OFS_LO__A, iqmRcRateOfs,0));
+
+ /* Bandwidth setting done */
+
+ // CHK_ERROR(DVBTSetFrequencyShift(demod, channel, tunerOffset));
+ CHK_ERROR (SetFrequencyShifter (state, IntermediateFreqkHz, tunerFreqOffset, true));
+
+ /*== Start SC, write channel settings to SC ===============================*/
+
+ /* Activate SCU to enable SCU commands */
+ CHK_ERROR(Write16_0(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE));
+
+ /* Enable SC after setting all other parameters */
+ CHK_ERROR(Write16_0(state, OFDM_SC_COMM_STATE__A, 0));
+ CHK_ERROR(Write16_0(state, OFDM_SC_COMM_EXEC__A, 1));
+
+
+ CHK_ERROR(scu_command(state,SCU_RAM_COMMAND_STANDARD_OFDM |
+ SCU_RAM_COMMAND_CMD_DEMOD_START,0,NULL,1,&cmdResult));
+
+ /* Write SC parameter registers, set all AUTO flags in operation mode */
+ param1 = (OFDM_SC_RA_RAM_OP_AUTO_MODE__M |
+ OFDM_SC_RA_RAM_OP_AUTO_GUARD__M |
+ OFDM_SC_RA_RAM_OP_AUTO_CONST__M |
+ OFDM_SC_RA_RAM_OP_AUTO_HIER__M |
+ OFDM_SC_RA_RAM_OP_AUTO_RATE__M );
+ status = DVBTScCommand(state,OFDM_SC_RA_RAM_CMD_SET_PREF_PARAM,0,transmissionParams,param1,0,0,0);
+ if (!state->m_DRXK_A3_ROM_CODE)
+ CHK_ERROR (DVBTCtrlSetSqiSpeed(state,&state->m_sqiSpeed));
+
+ } while(0);
+ if (status<0) {
+ //printk("%s status - %08x\n",__FUNCTION__,status);
+ }
+
+ return status;
+}
+
+
+/*============================================================================*/
+
+/**
+* \brief Retreive lock status .
+* \param demod Pointer to demodulator instance.
+* \param lockStat Pointer to lock status structure.
+* \return DRXStatus_t.
+*
+*/
+static int GetDVBTLockStatus(struct drxk_state *state, u32 *pLockStatus)
+{
+ int status;
+ const u16 mpeg_lock_mask = (OFDM_SC_RA_RAM_LOCK_MPEG__M |
+ OFDM_SC_RA_RAM_LOCK_FEC__M );
+ const u16 fec_lock_mask = (OFDM_SC_RA_RAM_LOCK_FEC__M);
+ const u16 demod_lock_mask = OFDM_SC_RA_RAM_LOCK_DEMOD__M ;
+
+ u16 ScRaRamLock = 0;
+ u16 ScCommExec = 0;
+
+ /* driver 0.9.0 */
+ /* Check if SC is running */
+ status = Read16_0(state, OFDM_SC_COMM_EXEC__A, &ScCommExec);
+ if (ScCommExec == OFDM_SC_COMM_EXEC_STOP)
+ {
+ /* SC not active; return DRX_NOT_LOCKED */
+ *pLockStatus = NOT_LOCKED;
+ return status;
+ }
+
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+
+ status = Read16_0(state, OFDM_SC_RA_RAM_LOCK__A, &ScRaRamLock);
+
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "RamLock: %04X\n",ScRaRamLock));
+
+ if ((ScRaRamLock & mpeg_lock_mask) == mpeg_lock_mask) {
+ *pLockStatus = MPEG_LOCK;
+ } else if ((ScRaRamLock & fec_lock_mask) == fec_lock_mask) {
+ *pLockStatus = FEC_LOCK;
+ } else if ((ScRaRamLock & demod_lock_mask) == demod_lock_mask) {
+ *pLockStatus = DEMOD_LOCK;
+ } else if (ScRaRamLock & OFDM_SC_RA_RAM_LOCK_NODVBT__M) {
+ *pLockStatus = NEVER_LOCK;
+ } else {
+ *pLockStatus = NOT_LOCKED;
+ }
+
+ if (status<0)
+ {
+ //KdPrintEx((MSG_ERROR " - " __FUNCTION__ " status - %08x\n",status));
+ }
+
+ return status;
+}
+
+static int PowerUpQAM (struct drxk_state *state)
+{
+ DRXPowerMode_t powerMode = DRXK_POWER_DOWN_OFDM;
+
+
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+ int status = 0;
+ do
+ {
+ CHK_ERROR(CtrlPowerMode(state, &powerMode));
+
+ }while(0);
+
+ if (status<0)
+ {
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ " status - %08x\n",status));
+ }
+ return status;
+}
+
+
+/// Power Down QAM
+static int PowerDownQAM(struct drxk_state *state)
+{
+ u16 data = 0;
+ u16 cmdResult;
+
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+ int status = 0;
+ do
+ {
+ CHK_ERROR(Read16_0(state, SCU_COMM_EXEC__A, &data));
+ if (data == SCU_COMM_EXEC_ACTIVE)
+ {
+ /*
+ STOP demodulator
+ QAM and HW blocks
+ */
+ /* stop all comstate->m_exec */
+ CHK_ERROR(Write16_0(state, QAM_COMM_EXEC__A, QAM_COMM_EXEC_STOP));
+ CHK_ERROR(scu_command(state,SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_STOP,0,NULL,1,&cmdResult));
+ }
+ /* powerdown AFE */
+ CHK_ERROR(SetIqmAf(state, false));
+ }
+ while(0);
+
+ if (status<0)
+ {
+ //KdPrintEx((MSG_ERROR " - " __FUNCTION__ " status - %08x\n",status));
+ }
+ return status;
+}
+/*============================================================================*/
+
+/**
+* \brief Setup of the QAM Measurement intervals for signal quality
+* \param demod instance of demod.
+* \param constellation current constellation.
+* \return DRXStatus_t.
+*
+* NOTE:
+* Take into account that for certain settings the errorcounters can overflow.
+* The implementation does not check this.
+*
+*/
+static int SetQAMMeasurement(struct drxk_state *state,
+ enum EDrxkConstellation constellation,
+ u32 symbolRate)
+{
+ //KdPrintEx((MSG_ERROR " - " __FUNCTION__ "(%d,%d) om = %d\n", constellation, symbolRate,state->m_OperationMode));
+
+ u32 fecBitsDesired = 0; /* BER accounting period */
+ u32 fecRsPeriodTotal = 0; /* Total period */
+ u16 fecRsPrescale = 0; /* ReedSolomon Measurement Prescale */
+ u16 fecRsPeriod = 0; /* Value for corresponding I2C register */
+ int status = 0;
+
+ fecRsPrescale = 1;
+
+ do {
+
+ /* fecBitsDesired = symbolRate [kHz] *
+ FrameLenght [ms] *
+ (constellation + 1) *
+ SyncLoss (== 1) *
+ ViterbiLoss (==1)
+ */
+ switch (constellation)
+ {
+ case DRX_CONSTELLATION_QAM16:
+ fecBitsDesired = 4 * symbolRate;
+ break;
+ case DRX_CONSTELLATION_QAM32:
+ fecBitsDesired = 5 * symbolRate;
+ break;
+ case DRX_CONSTELLATION_QAM64:
+ fecBitsDesired = 6 * symbolRate;
+ break;
+ case DRX_CONSTELLATION_QAM128:
+ fecBitsDesired = 7 * symbolRate;
+ break;
+ case DRX_CONSTELLATION_QAM256:
+ fecBitsDesired = 8 * symbolRate;
+ break;
+ default:
+ status = -EINVAL;
+ }
+ CHK_ERROR(status);
+
+ fecBitsDesired /= 1000; /* symbolRate [Hz] -> symbolRate [kHz] */
+ fecBitsDesired *= 500; /* meas. period [ms] */
+
+ /* Annex A/C: bits/RsPeriod = 204 * 8 = 1632 */
+ /* fecRsPeriodTotal = fecBitsDesired / 1632 */
+ fecRsPeriodTotal = (fecBitsDesired / 1632UL) + 1; /* roughly ceil*/
+
+ /* fecRsPeriodTotal = fecRsPrescale * fecRsPeriod */
+ fecRsPrescale = 1 + (u16) (fecRsPeriodTotal >> 16);
+ if (fecRsPrescale == 0) {
+ /* Divide by zero (though impossible) */
+ status = -1;
+ }
+ CHK_ERROR(status);
+ fecRsPeriod = ((u16) fecRsPeriodTotal + (fecRsPrescale >> 1)) /
+ fecRsPrescale;
+
+ /* write corresponding registers */
+ CHK_ERROR(Write16_0(state, FEC_RS_MEASUREMENT_PERIOD__A, fecRsPeriod));
+ CHK_ERROR(Write16_0(state, FEC_RS_MEASUREMENT_PRESCALE__A, fecRsPrescale));
+ CHK_ERROR(Write16_0(state, FEC_OC_SNC_FAIL_PERIOD__A, fecRsPeriod));
+
+ } while (0);
+
+ if (status<0) {
+ printk("%s: status - %08x\n",__FUNCTION__,status);
+ }
+ return status;
+}
+
+static int SetQAM16 (struct drxk_state *state)
+{
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+ int status = 0;
+ do
+ {
+ /* QAM Equalizer Setup */
+ /* Equalizer */
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 13517));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 13517));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 13517));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 13517));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 13517));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 13517));
+ /* Decision Feedback Equalizer */
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN0__A, 2));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN1__A, 2));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN2__A, 2));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN3__A, 2));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN4__A, 2));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN5__A, 0));
+
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_HWM__A, 5));
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_AWM__A, 4));
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_LWM__A, 3));
+
+ /* QAM Slicer Settings */
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM16));
+
+ /* QAM Loop Controller Coeficients */
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CA_FINE__A, 15));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_FINE__A, 12));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_FINE__A, 12));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 20));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_COARSE__A, 80));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 20));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_COARSE__A, 50));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_FINE__A, 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_COARSE__A, 32));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 10));
+
+
+ /* QAM State Machine (FSM) Thresholds */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RTH__A, 140));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_FTH__A, 50));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_CTH__A, 95));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_PTH__A, 120));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_QTH__A, 230));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_MTH__A, 105));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 4));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 24));
+
+
+ /* QAM FSM Tracking Parameters */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 220));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) 25));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) 6));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) -24));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) -65));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16)-127));
+ }while(0);
+
+ if (status<0)
+ {
+ //KdPrintEx((MSG_ERROR " - " __FUNCTION__ " status - %08x\n",status));
+ }
+ return status;
+}
+
+/*============================================================================*/
+
+/**
+* \brief QAM32 specific setup
+* \param demod instance of demod.
+* \return DRXStatus_t.
+*/
+static int SetQAM32 (struct drxk_state *state)
+{
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+ int status = 0;
+ do
+ {
+ /* QAM Equalizer Setup */
+ /* Equalizer */
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 6707));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 6707));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 6707));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 6707));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 6707));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 6707));
+
+ /* Decision Feedback Equalizer */
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN0__A, 3));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN1__A, 3));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN2__A, 3));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN3__A, 3));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN4__A, 3));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN5__A, 0));
+
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_HWM__A, 6));
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_AWM__A, 5));
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_LWM__A, 3));
+
+ /* QAM Slicer Settings */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM32));
+
+
+ /* QAM Loop Controller Coeficients */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CA_FINE__A, 15));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_FINE__A, 12));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_FINE__A, 12));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 20));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_COARSE__A, 80));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 20));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_COARSE__A, 50));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_FINE__A, 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_COARSE__A, 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 0));
+
+
+ /* QAM State Machine (FSM) Thresholds */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RTH__A, 90));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_FTH__A, 50));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_CTH__A, 80));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_PTH__A, 100));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_QTH__A, 170));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_MTH__A, 100));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 4));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 10));
+
+
+ /* QAM FSM Tracking Parameters */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 12));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 140));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) -8));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) -16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) -26));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) -56));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -86));
+ }while(0);
+
+ if (status<0)
+ {
+ //KdPrintEx((MSG_ERROR " - " __FUNCTION__ " status - %08x\n",status));
+ }
+ return status;
+}
+
+/*============================================================================*/
+
+/**
+* \brief QAM64 specific setup
+* \param demod instance of demod.
+* \return DRXStatus_t.
+*/
+static int SetQAM64 (struct drxk_state *state)
+{
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+ int status = 0;
+ do
+ {
+ /* QAM Equalizer Setup */
+ /* Equalizer */
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 13336));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 12618));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 11988));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 13809));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 13809));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 15609));
+
+ /* Decision Feedback Equalizer */
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN0__A, 4));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN1__A, 4));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN2__A, 4));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN3__A, 4));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN4__A, 3));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN5__A, 0));
+
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_HWM__A, 5));
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_AWM__A, 4));
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_LWM__A, 3));
+
+ /* QAM Slicer Settings */
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_SL_SIG_POWER__A, DRXK_QAM_SL_SIG_POWER_QAM64));
+
+
+ /* QAM Loop Controller Coeficients */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CA_FINE__A, 15));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_FINE__A, 12));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_FINE__A, 12));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 30));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_COARSE__A, 100));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 30));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_COARSE__A, 50));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_FINE__A, 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 25));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_COARSE__A, 48));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 10));
+
+
+ /* QAM State Machine (FSM) Thresholds */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RTH__A, 100));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_FTH__A, 60));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_CTH__A, 80));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_PTH__A, 110));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_QTH__A, 200));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_MTH__A, 95));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 4));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 15));
+
+
+ /* QAM FSM Tracking Parameters */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 12));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 141));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) 7));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) 0));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) -15));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) -45));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -80));
+ }while(0);
+
+ if (status<0)
+ {
+ //KdPrintEx((MSG_ERROR " - " __FUNCTION__ " status - %08x\n",status));
+ }
+ return status;
+}
+
+/*============================================================================*/
+
+/**
+* \brief QAM128 specific setup
+* \param demod: instance of demod.
+* \return DRXStatus_t.
+*/
+static int SetQAM128(struct drxk_state *state)
+{
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+ int status = 0;
+ do
+ {
+ /* QAM Equalizer Setup */
+ /* Equalizer */
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 6564));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 6598));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 6394));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 6409));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 6656));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 7238));
+
+ /* Decision Feedback Equalizer */
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN0__A, 6));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN1__A, 6));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN2__A, 6));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN3__A, 6));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN4__A, 5));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN5__A, 0));
+
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_HWM__A, 6));
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_AWM__A, 5));
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_LWM__A, 3));
+
+
+ /* QAM Slicer Settings */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_SL_SIG_POWER__A,DRXK_QAM_SL_SIG_POWER_QAM128));
+
+
+ /* QAM Loop Controller Coeficients */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CA_FINE__A, 15));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_FINE__A, 12));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_FINE__A, 12));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 40));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_COARSE__A, 120));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 40));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_COARSE__A, 60));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_FINE__A, 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 25));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_COARSE__A, 64));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 0));
+
+
+ /* QAM State Machine (FSM) Thresholds */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RTH__A, 50));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_FTH__A, 60));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_CTH__A, 80));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_PTH__A, 100));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_QTH__A, 140));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_MTH__A, 100));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 5));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 12));
+
+ /* QAM FSM Tracking Parameters */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 8));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 65));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) 3));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) -1));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) -12));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -23));
+ }while(0);
+
+ if (status<0)
+ {
+ //KdPrintEx((MSG_ERROR " - " __FUNCTION__ " status - %08x\n",status));
+ }
+ return status;
+}
+
+/*============================================================================*/
+
+/**
+* \brief QAM256 specific setup
+* \param demod: instance of demod.
+* \return DRXStatus_t.
+*/
+static int SetQAM256(struct drxk_state *state)
+{
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+ int status = 0;
+ do
+ {
+ /* QAM Equalizer Setup */
+ /* Equalizer */
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD0__A, 11502));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD1__A, 12084));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD2__A, 12543));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD3__A, 12931));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD4__A, 13629));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_EQ_CMA_RAD5__A, 15385));
+
+ /* Decision Feedback Equalizer */
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN0__A, 8));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN1__A, 8));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN2__A, 8));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN3__A, 8));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN4__A, 6));
+ CHK_ERROR(Write16_0(state, QAM_DQ_QUAL_FUN5__A, 0));
+
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_HWM__A, 5));
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_AWM__A, 4));
+ CHK_ERROR(Write16_0(state, QAM_SY_SYNC_LWM__A, 3));
+
+ /* QAM Slicer Settings */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_SL_SIG_POWER__A,DRXK_QAM_SL_SIG_POWER_QAM256));
+
+
+ /* QAM Loop Controller Coeficients */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CA_FINE__A, 15));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CA_COARSE__A, 40));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_FINE__A, 12));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_MEDIUM__A, 24));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EP_COARSE__A, 24));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_FINE__A, 12));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_MEDIUM__A, 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_EI_COARSE__A, 16));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_MEDIUM__A, 50));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CP_COARSE__A, 250));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_MEDIUM__A, 50));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CI_COARSE__A, 125));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_FINE__A, 16));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_MEDIUM__A, 25));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF_COARSE__A, 48));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_FINE__A, 5));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_MEDIUM__A, 10));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_LC_CF1_COARSE__A, 10));
+
+
+ /* QAM State Machine (FSM) Thresholds */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RTH__A, 50));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_FTH__A, 60));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_CTH__A, 80));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_PTH__A, 100));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_QTH__A, 150));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_MTH__A, 110));
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RATE_LIM__A, 40));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_COUNT_LIM__A, 4));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_FREQ_LIM__A, 12));
+
+
+ /* QAM FSM Tracking Parameters */
+
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_MEDIAN_AV_MULT__A, (u16) 8));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_RADIUS_AV_LIMIT__A, (u16) 74));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET1__A, (u16) 18));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET2__A, (u16) 13));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET3__A, (u16) 7));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET4__A, (u16) 0));
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_LCAVG_OFFSET5__A, (u16) -8));
+ }while(0);
+
+ if (status<0)
+ {
+ //KdPrintEx((MSG_ERROR " - " __FUNCTION__ " status - %08x\n",status));
+ }
+ return status;
+}
+
+
+/*============================================================================*/
+/**
+* \brief Reset QAM block.
+* \param demod: instance of demod.
+* \param channel: pointer to channel data.
+* \return DRXStatus_t.
+*/
+static int QAMResetQAM(struct drxk_state *state)
+{
+ int status;
+ u16 cmdResult;
+
+ //printk("%s\n", __FUNCTION__);
+ do
+ {
+ /* Stop QAM comstate->m_exec */
+ CHK_ERROR(Write16_0(state, QAM_COMM_EXEC__A, QAM_COMM_EXEC_STOP));
+
+ CHK_ERROR(scu_command(state,SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_RESET,0,NULL,1,&cmdResult));
+ } while (0);
+
+ /* All done, all OK */
+ return status;
+}
+
+/*============================================================================*/
+
+/**
+* \brief Set QAM symbolrate.
+* \param demod: instance of demod.
+* \param channel: pointer to channel data.
+* \return DRXStatus_t.
+*/
+static int QAMSetSymbolrate(struct drxk_state *state)
+{
+ u32 adcFrequency = 0;
+ u32 symbFreq = 0;
+ u32 iqmRcRate = 0;
+ u16 ratesel = 0;
+ u32 lcSymbRate = 0;
+ int status;
+
+ do
+ {
+ /* Select & calculate correct IQM rate */
+ adcFrequency = (state->m_sysClockFreq * 1000) / 3;
+ ratesel = 0;
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ " state->m_SymbolRate = %d\n",state->m_SymbolRate));
+ //printk("SR %d\n", state->param.u.qam.symbol_rate);
+ if (state->param.u.qam.symbol_rate <= 1188750)
+ {
+ ratesel = 3;
+ }
+ else if (state->param.u.qam.symbol_rate <= 2377500)
+ {
+ ratesel = 2;
+ }
+ else if (state->param.u.qam.symbol_rate <= 4755000)
+ {
+ ratesel = 1;
+ }
+ CHK_ERROR(Write16_0(state,IQM_FD_RATESEL__A, ratesel));
+
+ /*
+ IqmRcRate = ((Fadc / (symbolrate * (4<<ratesel))) - 1) * (1<<23)
+ */
+ symbFreq = state->param.u.qam.symbol_rate * (1 << ratesel);
+ if (symbFreq == 0)
+ {
+ /* Divide by zero */
+ return -1;
+ }
+ iqmRcRate = (adcFrequency / symbFreq) * (1 << 21) +
+ (Frac28a((adcFrequency % symbFreq), symbFreq) >> 7) -
+ (1 << 23);
+ CHK_ERROR(Write32(state, IQM_RC_RATE_OFS_LO__A, iqmRcRate,0));
+ state->m_iqmRcRate = iqmRcRate;
+ /*
+ LcSymbFreq = round (.125 * symbolrate / adcFreq * (1<<15))
+ */
+ symbFreq = state->param.u.qam.symbol_rate;
+ if (adcFrequency == 0)
+ {
+ /* Divide by zero */
+ return -1;
+ }
+ lcSymbRate = (symbFreq / adcFrequency) * (1 << 12) +
+ (Frac28a((symbFreq % adcFrequency), adcFrequency) >> 16);
+ if (lcSymbRate > 511)
+ {
+ lcSymbRate = 511;
+ }
+ CHK_ERROR(Write16_0(state, QAM_LC_SYMBOL_FREQ__A, (u16) lcSymbRate));
+ } while (0);
+
+ return status;
+}
+
+/*============================================================================*/
+
+/**
+* \brief Get QAM lock status.
+* \param demod: instance of demod.
+* \param channel: pointer to channel data.
+* \return DRXStatus_t.
+*/
+
+static int GetQAMLockStatus(struct drxk_state *state, u32 *pLockStatus)
+{
+ int status;
+ u16 Result[2] = {0,0};
+
+ status = scu_command(state,SCU_RAM_COMMAND_STANDARD_QAM|SCU_RAM_COMMAND_CMD_DEMOD_GET_LOCK, 0, NULL, 2, Result);
+ if (status<0)
+ {
+ printk("%s status = %08x\n",__FUNCTION__,status);
+ }
+ if (Result[1] < SCU_RAM_QAM_LOCKED_LOCKED_DEMOD_LOCKED)
+ {
+ /* 0x0000 NOT LOCKED */
+ *pLockStatus = NOT_LOCKED;
+ }
+ else if (Result[1] < SCU_RAM_QAM_LOCKED_LOCKED_LOCKED)
+ {
+ /* 0x4000 DEMOD LOCKED */
+ *pLockStatus = DEMOD_LOCK;
+ }
+ else if (Result[1] < SCU_RAM_QAM_LOCKED_LOCKED_NEVER_LOCK)
+ {
+ /* 0x8000 DEMOD + FEC LOCKED (system lock) */
+ *pLockStatus = MPEG_LOCK;
+ }
+ else
+ {
+ /* 0xC000 NEVER LOCKED */
+ /* (system will never be able to lock to the signal) */
+ /* TODO: check this, intermediate & standard specific lock states are not
+ taken into account here */
+ *pLockStatus = NEVER_LOCK;
+ }
+ return status;
+}
+
+#define QAM_MIRROR__M 0x03
+#define QAM_MIRROR_NORMAL 0x00
+#define QAM_MIRRORED 0x01
+#define QAM_MIRROR_AUTO_ON 0x02
+#define QAM_LOCKRANGE__M 0x10
+#define QAM_LOCKRANGE_NORMAL 0x10
+
+static int SetQAM(struct drxk_state *state,u16 IntermediateFreqkHz, s32 tunerFreqOffset)
+{
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+ int status = 0;
+ u8 parameterLen;
+ u16 setEnvParameters[5];
+ u16 setParamParameters[4]={0,0,0,0};
+ u16 cmdResult;
+
+ //printk("%s\n", __FUNCTION__);
+
+ do {
+ /*
+ STEP 1: reset demodulator
+ resets FEC DI and FEC RS
+ resets QAM block
+ resets SCU variables
+ */
+ CHK_ERROR(Write16_0(state, FEC_DI_COMM_EXEC__A, FEC_DI_COMM_EXEC_STOP));
+ CHK_ERROR(Write16_0(state, FEC_RS_COMM_EXEC__A, FEC_RS_COMM_EXEC_STOP));
+ CHK_ERROR(QAMResetQAM(state));
+
+ /*
+ STEP 2: configure demodulator
+ -set env
+ -set params; resets IQM,QAM,FEC HW; initializes some SCU variables
+ */
+ CHK_ERROR(QAMSetSymbolrate(state));
+
+ /* Env parameters */
+ setEnvParameters[2] = QAM_TOP_ANNEX_A; /* Annex */
+ if (state->m_OperationMode == OM_QAM_ITU_C)
+ {
+ setEnvParameters[2] = QAM_TOP_ANNEX_C; /* Annex */
+ }
+ setParamParameters[3] |= (QAM_MIRROR_AUTO_ON);
+// check for LOCKRANGE Extented
+ // setParamParameters[3] |= QAM_LOCKRANGE_NORMAL;
+ parameterLen = 4;
+
+ /* Set params */
+ switch(state->param.u.qam.modulation)
+ {
+ case QAM_256:
+ state->m_Constellation = DRX_CONSTELLATION_QAM256;
+ break;
+ case QAM_AUTO:
+ case QAM_64:
+ state->m_Constellation = DRX_CONSTELLATION_QAM64;
+ break;
+ case QAM_16:
+ state->m_Constellation = DRX_CONSTELLATION_QAM16;
+ break;
+ case QAM_32:
+ state->m_Constellation = DRX_CONSTELLATION_QAM32;
+ break;
+ case QAM_128:
+ state->m_Constellation = DRX_CONSTELLATION_QAM128;
+ break;
+ default:
+ status = -EINVAL;
+ break;
+ }
+ CHK_ERROR(status);
+ setParamParameters[0] = state->m_Constellation; /* constellation */
+ setParamParameters[1] = DRXK_QAM_I12_J17; /* interleave mode */
+
+ CHK_ERROR(scu_command(state,SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_SET_PARAM,4,setParamParameters,1,&cmdResult));
+
+
+ /* STEP 3: enable the system in a mode where the ADC provides valid signal
+ setup constellation independent registers */
+// CHK_ERROR (SetFrequency (channel, tunerFreqOffset));
+ CHK_ERROR (SetFrequencyShifter (state, IntermediateFreqkHz, tunerFreqOffset, true));
+
+ /* Setup BER measurement */
+ CHK_ERROR(SetQAMMeasurement (state,
+ state->m_Constellation,
+ state->param.u.qam.symbol_rate));
+
+ /* Reset default values */
+ CHK_ERROR(Write16_0(state, IQM_CF_SCALE_SH__A, IQM_CF_SCALE_SH__PRE));
+ CHK_ERROR(Write16_0(state, QAM_SY_TIMEOUT__A, QAM_SY_TIMEOUT__PRE));
+
+ /* Reset default LC values */
+ CHK_ERROR(Write16_0(state, QAM_LC_RATE_LIMIT__A, 3));
+ CHK_ERROR(Write16_0(state, QAM_LC_LPF_FACTORP__A, 4));
+ CHK_ERROR(Write16_0(state, QAM_LC_LPF_FACTORI__A, 4));
+ CHK_ERROR(Write16_0(state, QAM_LC_MODE__A, 7));
+
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB0__A, 1));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB1__A, 1));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB2__A, 1));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB3__A, 1));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB4__A, 2));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB5__A, 2));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB6__A, 2));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB8__A, 2));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB9__A, 2));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB10__A, 2));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB12__A, 2));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB15__A, 3));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB16__A, 3));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB20__A, 4));
+ CHK_ERROR(Write16_0(state, QAM_LC_QUAL_TAB25__A, 4));
+
+ /* Mirroring, QAM-block starting point not inverted */
+ CHK_ERROR(Write16_0(state, QAM_SY_SP_INV__A, QAM_SY_SP_INV_SPECTRUM_INV_DIS));
+
+ /* Halt SCU to enable safe non-atomic accesses */
+ CHK_ERROR(Write16_0(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_HOLD));
+
+ /* STEP 4: constellation specific setup */
+ switch (state->param.u.qam.modulation)
+ {
+ case QAM_16:
+ CHK_ERROR(SetQAM16(state));
+ break;
+ case QAM_32:
+ CHK_ERROR(SetQAM32(state));
+ break;
+ case QAM_AUTO:
+ case QAM_64:
+ CHK_ERROR(SetQAM64(state));
+ break;
+ case QAM_128:
+ CHK_ERROR(SetQAM128(state));
+ break;
+ case QAM_256:
+ //printk("SETQAM256\n");
+ CHK_ERROR(SetQAM256(state));
+ break;
+ default:
+ return -1;
+ break;
+ } /* switch */
+ /* Activate SCU to enable SCU commands */
+ CHK_ERROR(Write16_0(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE));
+
+
+ /* Re-configure MPEG output, requires knowledge of channel bitrate */
+// extAttr->currentChannel.constellation = channel->constellation;
+// extAttr->currentChannel.symbolrate = channel->symbolrate;
+ CHK_ERROR(MPEGTSDtoSetup(state, state->m_OperationMode));
+
+ /* Start processes */
+ CHK_ERROR(MPEGTSStart(state));
+ CHK_ERROR(Write16_0(state, FEC_COMM_EXEC__A, FEC_COMM_EXEC_ACTIVE));
+ CHK_ERROR(Write16_0(state, QAM_COMM_EXEC__A, QAM_COMM_EXEC_ACTIVE));
+ CHK_ERROR(Write16_0(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_ACTIVE));
+
+ /* STEP 5: start QAM demodulator (starts FEC, QAM and IQM HW) */
+ CHK_ERROR(scu_command(state,SCU_RAM_COMMAND_STANDARD_QAM |
+ SCU_RAM_COMMAND_CMD_DEMOD_START,0,
+ NULL,1,&cmdResult));
+
+ /* update global DRXK data container */
+//? extAttr->qamInterleaveMode = DRXK_QAM_I12_J17;
+
+ /* All done, all OK */
+ } while(0);
+
+ if (status<0) {
+ printk("%s %d\n", __FUNCTION__, status);
+ }
+ return status;
+}
+
+static int SetQAMStandard(struct drxk_state *state, enum OperationMode oMode)
+{
+#ifdef DRXK_QAM_TAPS
+#define DRXK_QAMA_TAPS_SELECT
+#include "drxk_filters.h"
+#undef DRXK_QAMA_TAPS_SELECT
+#else
+ int status;
+#endif
+
+ //printk("%s\n", __FUNCTION__);
+ do
+ {
+ /* added antenna switch */
+ SwitchAntennaToQAM(state);
+
+ /* Ensure correct power-up mode */
+ CHK_ERROR(PowerUpQAM(state));
+ /* Reset QAM block */
+ CHK_ERROR(QAMResetQAM(state));
+
+ /* Setup IQM */
+
+ CHK_ERROR(Write16_0(state, IQM_COMM_EXEC__A, IQM_COMM_EXEC_B_STOP));
+ CHK_ERROR(Write16_0(state, IQM_AF_AMUX__A, IQM_AF_AMUX_SIGNAL2ADC));
+
+ /* Upload IQM Channel Filter settings by
+ boot loader from ROM table */
+ switch (oMode)
+ {
+ case OM_QAM_ITU_A:
+ CHK_ERROR(BLChainCmd(state,
+ DRXK_BL_ROM_OFFSET_TAPS_ITU_A,
+ DRXK_BLCC_NR_ELEMENTS_TAPS,
+ DRXK_BLC_TIMEOUT));
+ break;
+ case OM_QAM_ITU_C:
+ CHK_ERROR(BLDirectCmd(state, IQM_CF_TAP_RE0__A,
+ DRXK_BL_ROM_OFFSET_TAPS_ITU_C,
+ DRXK_BLDC_NR_ELEMENTS_TAPS,
+ DRXK_BLC_TIMEOUT));
+ CHK_ERROR(BLDirectCmd(state, IQM_CF_TAP_IM0__A,
+ DRXK_BL_ROM_OFFSET_TAPS_ITU_C,
+ DRXK_BLDC_NR_ELEMENTS_TAPS,
+ DRXK_BLC_TIMEOUT));
+ break;
+ default:
+ status=-EINVAL;
+ }
+ CHK_ERROR (status);
+
+ CHK_ERROR(Write16_0(state, IQM_CF_OUT_ENA__A,
+ (1 << IQM_CF_OUT_ENA_QAM__B)));
+ CHK_ERROR(Write16_0(state, IQM_CF_SYMMETRIC__A, 0));
+ CHK_ERROR(Write16_0(state, IQM_CF_MIDTAP__A,
+ ((1 << IQM_CF_MIDTAP_RE__B) |
+ (1 << IQM_CF_MIDTAP_IM__B))));
+
+ CHK_ERROR(Write16_0(state, IQM_RC_STRETCH__A, 21));
+ CHK_ERROR(Write16_0(state, IQM_AF_CLP_LEN__A, 0));
+ CHK_ERROR(Write16_0(state, IQM_AF_CLP_TH__A, 448));
+ CHK_ERROR(Write16_0(state, IQM_AF_SNS_LEN__A, 0));
+ CHK_ERROR(Write16_0(state, IQM_CF_POW_MEAS_LEN__A, 0));
+
+ CHK_ERROR(Write16_0(state, IQM_FS_ADJ_SEL__A, 1));
+ CHK_ERROR(Write16_0(state, IQM_RC_ADJ_SEL__A, 1));
+ CHK_ERROR(Write16_0(state, IQM_CF_ADJ_SEL__A, 1));
+ CHK_ERROR(Write16_0(state, IQM_AF_UPD_SEL__A, 0));
+
+ /* IQM Impulse Noise Processing Unit */
+ CHK_ERROR(Write16_0(state, IQM_CF_CLP_VAL__A, 500));
+ CHK_ERROR(Write16_0(state, IQM_CF_DATATH__A, 1000));
+ CHK_ERROR(Write16_0(state, IQM_CF_BYPASSDET__A, 1));
+ CHK_ERROR(Write16_0(state, IQM_CF_DET_LCT__A, 0));
+ CHK_ERROR(Write16_0(state, IQM_CF_WND_LEN__A, 1));
+ CHK_ERROR(Write16_0(state, IQM_CF_PKDTH__A, 1));
+ CHK_ERROR(Write16_0(state, IQM_AF_INC_BYPASS__A, 1));
+
+ /* turn on IQMAF. Must be done before setAgc**() */
+ CHK_ERROR(SetIqmAf(state, true));
+ CHK_ERROR(Write16_0(state, IQM_AF_START_LOCK__A, 0x01));
+
+ /* IQM will not be reset from here, sync ADC and update/init AGC */
+ CHK_ERROR(ADCSynchronization (state));
+
+ /* Set the FSM step period */
+ CHK_ERROR(Write16_0(state, SCU_RAM_QAM_FSM_STEP_PERIOD__A, 2000));
+
+ /* Halt SCU to enable safe non-atomic accesses */
+ CHK_ERROR(Write16_0(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_HOLD));
+
+ /* No more resets of the IQM, current standard correctly set =>
+ now AGCs can be configured. */
+
+ CHK_ERROR(InitAGC(state,true));
+ CHK_ERROR(SetPreSaw(state, &(state->m_qamPreSawCfg)));
+
+ /* Configure AGC's */
+ CHK_ERROR(SetAgcRf(state, &(state->m_qamRfAgcCfg), true));
+ CHK_ERROR(SetAgcIf (state, &(state->m_qamIfAgcCfg), true));
+
+ /* Activate SCU to enable SCU commands */
+ CHK_ERROR(Write16_0(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE));
+ } while (0);
+ return status;
+}
+
+static int WriteGPIO(struct drxk_state *state)
+{
+ int status;
+ u16 value = 0;
+
+ do {
+ /* stop lock indicator process */
+ CHK_ERROR(Write16_0(state, SCU_RAM_GPIO__A,
+ SCU_RAM_GPIO_HW_LOCK_IND_DISABLE));
+
+ /* Write magic word to enable pdr reg write */
+ CHK_ERROR(Write16_0(state, SIO_TOP_COMM_KEY__A,
+ SIO_TOP_COMM_KEY_KEY));
+
+ if (state->m_hasSAWSW) {
+ /* write to io pad configuration register - output mode */
+ CHK_ERROR(Write16_0(state, SIO_PDR_SMA_TX_CFG__A,
+ state->m_GPIOCfg));
+
+ /* use corresponding bit in io data output registar */
+ CHK_ERROR(Read16_0(state, SIO_PDR_UIO_OUT_LO__A, &value));
+ if (state->m_GPIO == 0) {
+ value &= 0x7FFF; /* write zero to 15th bit - 1st UIO */
+ } else {
+ value |= 0x8000; /* write one to 15th bit - 1st UIO */
+ }
+ /* write back to io data output register */
+ CHK_ERROR(Write16_0(state, SIO_PDR_UIO_OUT_LO__A, value));
+
+ }
+ /* Write magic word to disable pdr reg write */
+ CHK_ERROR(Write16_0(state, SIO_TOP_COMM_KEY__A, 0x0000));
+ } while (0);
+ return status;
+}
+
+static int SwitchAntennaToQAM(struct drxk_state *state)
+{
+ int status = -1;
+
+ if (state->m_AntennaSwitchDVBTDVBC != 0) {
+ if (state->m_GPIO != state->m_AntennaDVBC) {
+ state->m_GPIO = state->m_AntennaDVBC;
+ status = WriteGPIO(state);
+ }
+ }
+ return status;
+}
+
+static int SwitchAntennaToDVBT(struct drxk_state *state)
+{
+ int status = -1;
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ "\n"));
+ if (state->m_AntennaSwitchDVBTDVBC != 0) {
+ if (state->m_GPIO != state->m_AntennaDVBT) {
+ state->m_GPIO = state->m_AntennaDVBT;
+ status = WriteGPIO(state);
+ }
+ }
+ return status;
+}
+
+
+static int PowerDownDevice(struct drxk_state *state)
+{
+ /* Power down to requested mode */
+ /* Backup some register settings */
+ /* Set pins with possible pull-ups connected to them in input mode */
+ /* Analog power down */
+ /* ADC power down */
+ /* Power down device */
+ int status;
+ do {
+ if (state->m_bPDownOpenBridge) {
+ // Open I2C bridge before power down of DRXK
+ CHK_ERROR(ConfigureI2CBridge(state, true));
+ }
+ // driver 0.9.0
+ CHK_ERROR(DVBTEnableOFDMTokenRing(state, false));
+
+ CHK_ERROR(Write16_0(state, SIO_CC_PWD_MODE__A, SIO_CC_PWD_MODE_LEVEL_CLOCK));
+ CHK_ERROR(Write16_0(state, SIO_CC_UPDATE__A , SIO_CC_UPDATE_KEY));
+ state->m_HICfgCtrl |= SIO_HI_RA_RAM_PAR_5_CFG_SLEEP_ZZZ;
+ CHK_ERROR(HI_CfgCommand(state));
+ }
+ while(0);
+
+ if (status<0) {
+ //KdPrintEx((MSG_ERROR " - " __FUNCTION__ " status - %08x\n",status));
+ return -1;
+ }
+ return 0;
+}
+
+static int load_microcode(struct drxk_state *state, char *mc_name)
+{
+ const struct firmware *fw = NULL;
+ int err=0;
+
+ err = request_firmware(&fw, mc_name, state->i2c->dev.parent);
+ if (err < 0) {
+ printk(KERN_ERR
+ ": Could not load firmware file %s.\n", mc_name);
+ printk(KERN_INFO
+ ": Copy %s to your hotplug directory!\n", mc_name);
+ return err;
+ }
+ err=DownloadMicrocode(state, fw->data, fw->size);
+ release_firmware(fw);
+ return err;
+}
+
+static int init_drxk(struct drxk_state *state)
+{
+ int status;
+ DRXPowerMode_t powerMode = DRXK_POWER_DOWN_OFDM;
+ u16 driverVersion;
+
+ //printk("init_drxk\n");
+ if ((state->m_DrxkState == DRXK_UNINITIALIZED)) {
+ do {
+ CHK_ERROR(PowerUpDevice(state));
+ CHK_ERROR (DRXX_Open(state));
+ /* Soft reset of OFDM-, sys- and osc-clockdomain */
+ CHK_ERROR(Write16_0(state, SIO_CC_SOFT_RST__A,
+ SIO_CC_SOFT_RST_OFDM__M |
+ SIO_CC_SOFT_RST_SYS__M |
+ SIO_CC_SOFT_RST_OSC__M));
+ CHK_ERROR(Write16_0(state, SIO_CC_UPDATE__A, SIO_CC_UPDATE_KEY));
+ /* TODO is this needed, if yes how much delay in worst case scenario */
+ msleep(1);
+ state->m_DRXK_A3_PATCH_CODE = true;
+ CHK_ERROR(GetDeviceCapabilities(state));
+
+ /* Bridge delay, uses oscilator clock */
+ /* Delay = (delay (nano seconds) * oscclk (kHz))/ 1000 */
+ /* SDA brdige delay */
+ state->m_HICfgBridgeDelay = (u16)((state->m_oscClockFreq/1000)* HI_I2C_BRIDGE_DELAY)/1000;
+ /* Clipping */
+ if (state->m_HICfgBridgeDelay > SIO_HI_RA_RAM_PAR_3_CFG_DBL_SDA__M)
+ {
+ state->m_HICfgBridgeDelay = SIO_HI_RA_RAM_PAR_3_CFG_DBL_SDA__M;
+ }
+ /* SCL bridge delay, same as SDA for now */
+ state->m_HICfgBridgeDelay += state->m_HICfgBridgeDelay << SIO_HI_RA_RAM_PAR_3_CFG_DBL_SCL__B;
+
+ CHK_ERROR(InitHI(state));
+ /* disable various processes */
+#if NOA1ROM
+ if (!(state->m_DRXK_A1_ROM_CODE) && !(state->m_DRXK_A2_ROM_CODE) )
+#endif
+ {
+ CHK_ERROR(Write16_0(state, SCU_RAM_GPIO__A, SCU_RAM_GPIO_HW_LOCK_IND_DISABLE));
+ }
+
+ /* disable MPEG port */
+ CHK_ERROR(MPEGTSDisable(state));
+
+ /* Stop AUD and SCU */
+ CHK_ERROR(Write16_0(state, AUD_COMM_EXEC__A, AUD_COMM_EXEC_STOP));
+ CHK_ERROR(Write16_0(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_STOP));
+
+ /* enable token-ring bus through OFDM block for possible ucode upload */
+ CHK_ERROR(Write16_0(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, SIO_OFDM_SH_OFDM_RING_ENABLE_ON));
+
+ /* include boot loader section */
+ CHK_ERROR(Write16_0(state, SIO_BL_COMM_EXEC__A, SIO_BL_COMM_EXEC_ACTIVE));
+ CHK_ERROR(BLChainCmd(state, 0, 6, 100));
+
+#if 0
+ if (state->m_DRXK_A3_PATCH_CODE)
+ CHK_ERROR(DownloadMicrocode(state,
+ DRXK_A3_microcode,
+ DRXK_A3_microcode_length));
+#else
+ load_microcode(state, "drxk_a3.mc");
+#endif
+#if NOA1ROM
+ if (state->m_DRXK_A2_PATCH_CODE)
+ CHK_ERROR(DownloadMicrocode(state,
+ DRXK_A2_microcode,
+ DRXK_A2_microcode_length));
+#endif
+ /* disable token-ring bus through OFDM block for possible ucode upload */
+ CHK_ERROR(Write16_0(state, SIO_OFDM_SH_OFDM_RING_ENABLE__A, SIO_OFDM_SH_OFDM_RING_ENABLE_OFF));
+
+ /* Run SCU for a little while to initialize microcode version numbers */
+ CHK_ERROR(Write16_0(state, SCU_COMM_EXEC__A, SCU_COMM_EXEC_ACTIVE));
+ CHK_ERROR (DRXX_Open(state));
+ // added for test
+ msleep(30);
+
+ powerMode = DRXK_POWER_DOWN_OFDM;
+ CHK_ERROR(CtrlPowerMode(state, &powerMode));
+
+ /* Stamp driver version number in SCU data RAM in BCD code
+ Done to enable field application engineers to retreive drxdriver version
+ via I2C from SCU RAM.
+ Not using SCU command interface for SCU register access since no
+ microcode may be present.
+ */
+ driverVersion = (((DRXK_VERSION_MAJOR/100) % 10) << 12) +
+ (((DRXK_VERSION_MAJOR/10) % 10) << 8) +
+ ((DRXK_VERSION_MAJOR%10) << 4) +
+ (DRXK_VERSION_MINOR%10);
+ CHK_ERROR(Write16_0(state, SCU_RAM_DRIVER_VER_HI__A, driverVersion ));
+ driverVersion = (((DRXK_VERSION_PATCH/1000) % 10) << 12) +
+ (((DRXK_VERSION_PATCH/100) % 10) << 8) +
+ (((DRXK_VERSION_PATCH/10) % 10) << 4) +
+ (DRXK_VERSION_PATCH%10);
+ CHK_ERROR(Write16_0(state, SCU_RAM_DRIVER_VER_LO__A, driverVersion ));
+
+ printk("DRXK driver version:%d.%d.%d\n",
+ DRXK_VERSION_MAJOR,DRXK_VERSION_MINOR,DRXK_VERSION_PATCH);
+
+ /* Dirty fix of default values for ROM/PATCH microcode
+ Dirty because this fix makes it impossible to setup suitable values
+ before calling DRX_Open. This solution requires changes to RF AGC speed
+ to be done via the CTRL function after calling DRX_Open */
+
+ // m_dvbtRfAgcCfg.speed=3;
+
+ /* Reset driver debug flags to 0 */
+ CHK_ERROR(Write16_0(state, SCU_RAM_DRIVER_DEBUG__A, 0));
+ /* driver 0.9.0 */
+ /* Setup FEC OC:
+ NOTE: No more full FEC resets allowed afterwards!! */
+ CHK_ERROR(Write16_0(state, FEC_COMM_EXEC__A, FEC_COMM_EXEC_STOP));
+ // MPEGTS functions are still the same
+ CHK_ERROR(MPEGTSDtoInit(state));
+ CHK_ERROR(MPEGTSStop(state));
+ CHK_ERROR(MPEGTSConfigurePolarity(state));
+ CHK_ERROR(MPEGTSConfigurePins(state, state->m_enableMPEGOutput));
+ // added: configure GPIO
+ CHK_ERROR(WriteGPIO(state));
+
+ state->m_DrxkState = DRXK_STOPPED;
+
+ if (state->m_bPowerDown) {
+ CHK_ERROR(PowerDownDevice(state));
+ state->m_DrxkState = DRXK_POWERED_DOWN;
+ }
+ else
+ state->m_DrxkState = DRXK_STOPPED;
+ } while(0);
+ //printk("%s=%d\n", __FUNCTION__, status);
+ }
+ else
+ {
+ //KdPrintEx((MSG_TRACE " - " __FUNCTION__ " - Init already done\n"));
+ }
+
+ return 0;
+}
+
+static void drxk_c_release(struct dvb_frontend* fe)
+{
+ struct drxk_state *state=fe->demodulator_priv;
+ printk("%s\n", __FUNCTION__);
+ kfree(state);
+}
+
+static int drxk_c_init (struct dvb_frontend *fe)
+{
+ struct drxk_state *state=fe->demodulator_priv;
+
+ if (mutex_trylock(&state->ctlock)==0)
+ return -EBUSY;
+ SetOperationMode(state, OM_QAM_ITU_A);
+ return 0;
+}
+
+static int drxk_c_sleep(struct dvb_frontend* fe)
+{
+ struct drxk_state *state=fe->demodulator_priv;
+
+ ShutDown(state);
+ mutex_unlock(&state->ctlock);
+ return 0;
+}
+
+static int drxk_gate_ctrl(struct dvb_frontend* fe, int enable)
+{
+ struct drxk_state *state = fe->demodulator_priv;
+
+ //printk("drxk_gate %d\n", enable);
+ return ConfigureI2CBridge(state, enable ? true : false);
+}
+
+static int drxk_set_parameters (struct dvb_frontend *fe,
+ struct dvb_frontend_parameters *p)
+{
+ struct drxk_state *state = fe->demodulator_priv;
+ u32 IF;
+
+ //printk("%s\n", __FUNCTION__);
+
+ if (fe->ops.i2c_gate_ctrl)
+ fe->ops.i2c_gate_ctrl(fe, 1);
+ if (fe->ops.tuner_ops.set_params)
+ fe->ops.tuner_ops.set_params(fe, p);
+ if (fe->ops.i2c_gate_ctrl)
+ fe->ops.i2c_gate_ctrl(fe, 0);
+ state->param=*p;
+ fe->ops.tuner_ops.get_frequency(fe, &IF);
+ Start(state, 0, IF);
+
+ //printk("%s IF=%d done\n", __FUNCTION__, IF);
+ return 0;
+}
+
+static int drxk_c_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
+{
+ //struct drxk_state *state = fe->demodulator_priv;
+ //printk("%s\n", __FUNCTION__);
+ return 0;
+}
+
+static int drxk_read_status(struct dvb_frontend *fe, fe_status_t *status)
+{
+ struct drxk_state *state = fe->demodulator_priv;
+ u32 stat;
+
+ *status=0;
+ GetLockStatus(state, &stat, 0);
+ if (stat==MPEG_LOCK)
+ *status|=0x1f;
+ if (stat==FEC_LOCK)
+ *status|=0x0f;
+ if (stat==DEMOD_LOCK)
+ *status|=0x07;
+ return 0;
+}
+
+static int drxk_read_ber(struct dvb_frontend *fe, u32 *ber)
+{
+ //struct drxk_state *state = fe->demodulator_priv;
+ *ber=0;
+ return 0;
+}
+
+static int drxk_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
+{
+ struct drxk_state *state = fe->demodulator_priv;
+ u32 val;
+
+ ReadIFAgc(state, &val);
+ *strength = val & 0xffff;;
+ return 0;
+}
+
+static int drxk_read_snr(struct dvb_frontend *fe, u16 *snr)
+{
+ struct drxk_state *state = fe->demodulator_priv;
+ s32 snr2;
+
+ GetSignalToNoise(state, &snr2);
+ *snr = snr2&0xffff;
+ return 0;
+}
+
+static int drxk_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
+{
+ struct drxk_state *state = fe->demodulator_priv;
+ u16 err;
+
+ DVBTQAMGetAccPktErr(state, &err);
+ *ucblocks = (u32) err;
+ return 0;
+}
+
+static int drxk_c_get_tune_settings(struct dvb_frontend *fe,
+ struct dvb_frontend_tune_settings *sets)
+{
+ sets->min_delay_ms=3000;
+ sets->max_drift=0;
+ sets->step_size=0;
+ return 0;
+}
+
+static void drxk_t_release(struct dvb_frontend* fe)
+{
+ //struct drxk_state *state=fe->demodulator_priv;
+ //printk("%s\n", __FUNCTION__);
+ //kfree(state);
+}
+
+static int drxk_t_init (struct dvb_frontend *fe)
+{
+ struct drxk_state *state=fe->demodulator_priv;
+ if (mutex_trylock(&state->ctlock)==0)
+ return -EBUSY;
+ //printk("%s\n", __FUNCTION__);
+ SetOperationMode(state, OM_DVBT);
+ //printk("%s done\n", __FUNCTION__);
+ return 0;
+}
+
+static int drxk_t_sleep(struct dvb_frontend* fe)
+{
+ struct drxk_state *state=fe->demodulator_priv;
+ mutex_unlock(&state->ctlock);
+ return 0;
+}
+
+static int drxk_t_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
+{
+ //struct drxk_state *state = fe->demodulator_priv;
+ //printk("%s\n", __FUNCTION__);
+ return 0;
+}
+
+static struct dvb_frontend_ops drxk_c_ops = {
+ .info = {
+ .name = "DRXK DVB-C",
+ .type = FE_QAM,
+ .frequency_stepsize = 62500,
+ .frequency_min = 47000000,
+ .frequency_max = 862000000,
+ .symbol_rate_min = 870000,
+ .symbol_rate_max = 11700000,
+ .caps = FE_CAN_QAM_16 | FE_CAN_QAM_32 | FE_CAN_QAM_64 |
+ FE_CAN_QAM_128 | FE_CAN_QAM_256 | FE_CAN_FEC_AUTO
+ },
+ .release = drxk_c_release,
+ .init = drxk_c_init,
+ .sleep = drxk_c_sleep,
+ .i2c_gate_ctrl = drxk_gate_ctrl,
+
+ .set_frontend = drxk_set_parameters,
+ .get_frontend = drxk_c_get_frontend,
+ .get_tune_settings = drxk_c_get_tune_settings,
+
+ .read_status = drxk_read_status,
+ .read_ber = drxk_read_ber,
+ .read_signal_strength = drxk_read_signal_strength,
+ .read_snr = drxk_read_snr,
+ .read_ucblocks = drxk_read_ucblocks,
+};
+
+static struct dvb_frontend_ops drxk_t_ops = {
+ .info = {
+ .name = "DRXK DVB-T",
+ .type = FE_OFDM,
+ .frequency_min = 47125000,
+ .frequency_max = 865000000,
+ .frequency_stepsize = 166667,
+ .frequency_tolerance = 0,
+ .caps = FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 |
+ FE_CAN_FEC_3_4 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 |
+ FE_CAN_FEC_AUTO |
+ FE_CAN_QAM_16 | FE_CAN_QAM_64 |
+ FE_CAN_QAM_AUTO |
+ FE_CAN_TRANSMISSION_MODE_AUTO |
+ FE_CAN_GUARD_INTERVAL_AUTO |
+ FE_CAN_HIERARCHY_AUTO | FE_CAN_RECOVER |
+ FE_CAN_MUTE_TS
+ },
+ .release = drxk_t_release,
+ .init = drxk_t_init,
+ .sleep = drxk_t_sleep,
+ .i2c_gate_ctrl = drxk_gate_ctrl,
+
+ .set_frontend = drxk_set_parameters,
+ .get_frontend = drxk_t_get_frontend,
+
+ .read_status = drxk_read_status,
+ .read_ber = drxk_read_ber,
+ .read_signal_strength = drxk_read_signal_strength,
+ .read_snr = drxk_read_snr,
+ .read_ucblocks = drxk_read_ucblocks,
+};
+
+struct dvb_frontend *drxk_attach(struct i2c_adapter *i2c, u8 adr,
+ struct dvb_frontend **fe_t)
+{
+ struct drxk_state *state = NULL;
+
+ state=kzalloc(sizeof(struct drxk_state), GFP_KERNEL);
+ if (!state)
+ return NULL;
+
+ state->i2c=i2c;
+ state->demod_address=adr;
+
+ mutex_init(&state->mutex);
+ mutex_init(&state->ctlock);
+
+ memcpy(&state->c_frontend.ops, &drxk_c_ops, sizeof(struct dvb_frontend_ops));
+ memcpy(&state->t_frontend.ops, &drxk_t_ops, sizeof(struct dvb_frontend_ops));
+ state->c_frontend.demodulator_priv=state;
+ state->t_frontend.demodulator_priv=state;
+
+ init_state(state);
+ if (init_drxk(state)<0)
+ goto error;
+ *fe_t = &state->t_frontend;
+ return &state->c_frontend;
+
+error:
+ printk("drxk: not found\n");
+ kfree(state);
+ return NULL;
+}
+
+MODULE_DESCRIPTION("DRX-K driver");
+MODULE_AUTHOR("Ralph Metzler");
+MODULE_LICENSE("GPL");
+
+EXPORT_SYMBOL(drxk_attach);
generated by cgit (git 2.34.1) at 2025-05-29 02:53:18 +0000