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Diffstat (limited to 'drivers/media/pci/ivtv/ivtv-i2c.c')
-rw-r--r--drivers/media/pci/ivtv/ivtv-i2c.c119
1 files changed, 52 insertions, 67 deletions
diff --git a/drivers/media/pci/ivtv/ivtv-i2c.c b/drivers/media/pci/ivtv/ivtv-i2c.c
index ceed2d87abfd..28cb22d6a892 100644
--- a/drivers/media/pci/ivtv/ivtv-i2c.c
+++ b/drivers/media/pci/ivtv/ivtv-i2c.c
@@ -1,21 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
I2C functions
Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
- Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
+ Copyright (C) 2005-2007 Hans Verkuil <hverkuil@kernel.org>
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
@@ -63,7 +51,7 @@
#include "ivtv-cards.h"
#include "ivtv-gpio.h"
#include "ivtv-i2c.h"
-#include <media/cx25840.h>
+#include <media/drv-intf/cx25840.h>
/* i2c implementation for cx23415/6 chip, ivtv project.
* Author: Kevin Thayer (nufan_wfk at yahoo.com)
@@ -76,28 +64,28 @@
#define IVTV_CS53L32A_I2C_ADDR 0x11
#define IVTV_M52790_I2C_ADDR 0x48
-#define IVTV_CX25840_I2C_ADDR 0x44
-#define IVTV_SAA7115_I2C_ADDR 0x21
-#define IVTV_SAA7127_I2C_ADDR 0x44
-#define IVTV_SAA717x_I2C_ADDR 0x21
-#define IVTV_MSP3400_I2C_ADDR 0x40
-#define IVTV_HAUPPAUGE_I2C_ADDR 0x50
-#define IVTV_WM8739_I2C_ADDR 0x1a
+#define IVTV_CX25840_I2C_ADDR 0x44
+#define IVTV_SAA7115_I2C_ADDR 0x21
+#define IVTV_SAA7127_I2C_ADDR 0x44
+#define IVTV_SAA717x_I2C_ADDR 0x21
+#define IVTV_MSP3400_I2C_ADDR 0x40
+#define IVTV_HAUPPAUGE_I2C_ADDR 0x50
+#define IVTV_WM8739_I2C_ADDR 0x1a
#define IVTV_WM8775_I2C_ADDR 0x1b
#define IVTV_TEA5767_I2C_ADDR 0x60
-#define IVTV_UPD64031A_I2C_ADDR 0x12
-#define IVTV_UPD64083_I2C_ADDR 0x5c
-#define IVTV_VP27SMPX_I2C_ADDR 0x5b
-#define IVTV_M52790_I2C_ADDR 0x48
+#define IVTV_UPD64031A_I2C_ADDR 0x12
+#define IVTV_UPD64083_I2C_ADDR 0x5c
+#define IVTV_VP27SMPX_I2C_ADDR 0x5b
+#define IVTV_M52790_I2C_ADDR 0x48
#define IVTV_AVERMEDIA_IR_RX_I2C_ADDR 0x40
-#define IVTV_HAUP_EXT_IR_RX_I2C_ADDR 0x1a
-#define IVTV_HAUP_INT_IR_RX_I2C_ADDR 0x18
+#define IVTV_HAUP_EXT_IR_RX_I2C_ADDR 0x1a
+#define IVTV_HAUP_INT_IR_RX_I2C_ADDR 0x18
#define IVTV_Z8F0811_IR_TX_I2C_ADDR 0x70
#define IVTV_Z8F0811_IR_RX_I2C_ADDR 0x71
#define IVTV_ADAPTEC_IR_ADDR 0x6b
/* This array should match the IVTV_HW_ defines */
-static const u8 hw_addrs[] = {
+static const u8 hw_addrs[IVTV_HW_MAX_BITS] = {
IVTV_CX25840_I2C_ADDR,
IVTV_SAA7115_I2C_ADDR,
IVTV_SAA7127_I2C_ADDR,
@@ -117,13 +105,12 @@ static const u8 hw_addrs[] = {
IVTV_AVERMEDIA_IR_RX_I2C_ADDR, /* IVTV_HW_I2C_IR_RX_AVER */
IVTV_HAUP_EXT_IR_RX_I2C_ADDR, /* IVTV_HW_I2C_IR_RX_HAUP_EXT */
IVTV_HAUP_INT_IR_RX_I2C_ADDR, /* IVTV_HW_I2C_IR_RX_HAUP_INT */
- IVTV_Z8F0811_IR_TX_I2C_ADDR, /* IVTV_HW_Z8F0811_IR_TX_HAUP */
- IVTV_Z8F0811_IR_RX_I2C_ADDR, /* IVTV_HW_Z8F0811_IR_RX_HAUP */
+ IVTV_Z8F0811_IR_RX_I2C_ADDR, /* IVTV_HW_Z8F0811_IR_HAUP */
IVTV_ADAPTEC_IR_ADDR, /* IVTV_HW_I2C_IR_RX_ADAPTEC */
};
/* This array should match the IVTV_HW_ defines */
-static const char * const hw_devicenames[] = {
+static const char * const hw_devicenames[IVTV_HW_MAX_BITS] = {
"cx25840",
"saa7115",
"saa7127_auto", /* saa7127 or saa7129 */
@@ -143,12 +130,12 @@ static const char * const hw_devicenames[] = {
"ir_video", /* IVTV_HW_I2C_IR_RX_AVER */
"ir_video", /* IVTV_HW_I2C_IR_RX_HAUP_EXT */
"ir_video", /* IVTV_HW_I2C_IR_RX_HAUP_INT */
- "ir_tx_z8f0811_haup", /* IVTV_HW_Z8F0811_IR_TX_HAUP */
- "ir_rx_z8f0811_haup", /* IVTV_HW_Z8F0811_IR_RX_HAUP */
+ "ir_z8f0811_haup", /* IVTV_HW_Z8F0811_IR_HAUP */
"ir_video", /* IVTV_HW_I2C_IR_RX_ADAPTEC */
};
-static int get_key_adaptec(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
+static int get_key_adaptec(struct IR_i2c *ir, enum rc_proto *protocol,
+ u32 *scancode, u8 *toggle)
{
unsigned char keybuf[4];
@@ -167,9 +154,9 @@ static int get_key_adaptec(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
keybuf[2] &= 0x7f;
keybuf[3] |= 0x80;
- *ir_key = keybuf[3] | keybuf[2] << 8 | keybuf[1] << 16 |keybuf[0] << 24;
- *ir_raw = *ir_key;
-
+ *protocol = RC_PROTO_UNKNOWN;
+ *scancode = keybuf[3] | keybuf[2] << 8 | keybuf[1] << 16 |keybuf[0] << 24;
+ *toggle = 0;
return 1;
}
@@ -180,18 +167,8 @@ static int ivtv_i2c_new_ir(struct ivtv *itv, u32 hw, const char *type, u8 addr)
struct IR_i2c_init_data *init_data = &itv->ir_i2c_init_data;
unsigned short addr_list[2] = { addr, I2C_CLIENT_END };
- /* Only allow one IR transmitter to be registered per board */
- if (hw & IVTV_HW_IR_TX_ANY) {
- if (itv->hw_flags & IVTV_HW_IR_TX_ANY)
- return -1;
- memset(&info, 0, sizeof(struct i2c_board_info));
- strlcpy(info.type, type, I2C_NAME_SIZE);
- return i2c_new_probed_device(adap, &info, addr_list, NULL)
- == NULL ? -1 : 0;
- }
-
/* Only allow one IR receiver to be registered per board */
- if (itv->hw_flags & IVTV_HW_IR_RX_ANY)
+ if (itv->hw_flags & IVTV_HW_IR_ANY)
return -1;
/* Our default information for ir-kbd-i2c.c to use */
@@ -200,21 +177,22 @@ static int ivtv_i2c_new_ir(struct ivtv *itv, u32 hw, const char *type, u8 addr)
init_data->ir_codes = RC_MAP_AVERMEDIA_CARDBUS;
init_data->internal_get_key_func =
IR_KBD_GET_KEY_AVERMEDIA_CARDBUS;
- init_data->type = RC_BIT_OTHER;
+ init_data->type = RC_PROTO_BIT_OTHER;
init_data->name = "AVerMedia AVerTV card";
break;
case IVTV_HW_I2C_IR_RX_HAUP_EXT:
case IVTV_HW_I2C_IR_RX_HAUP_INT:
init_data->ir_codes = RC_MAP_HAUPPAUGE;
init_data->internal_get_key_func = IR_KBD_GET_KEY_HAUP;
- init_data->type = RC_BIT_RC5;
+ init_data->type = RC_PROTO_BIT_RC5;
init_data->name = itv->card_name;
break;
- case IVTV_HW_Z8F0811_IR_RX_HAUP:
+ case IVTV_HW_Z8F0811_IR_HAUP:
/* Default to grey remote */
init_data->ir_codes = RC_MAP_HAUPPAUGE;
init_data->internal_get_key_func = IR_KBD_GET_KEY_HAUP_XVR;
- init_data->type = RC_BIT_RC5;
+ init_data->type = RC_PROTO_BIT_RC5 | RC_PROTO_BIT_RC6_MCE |
+ RC_PROTO_BIT_RC6_6A_32;
init_data->name = itv->card_name;
break;
case IVTV_HW_I2C_IR_RX_ADAPTEC:
@@ -222,20 +200,20 @@ static int ivtv_i2c_new_ir(struct ivtv *itv, u32 hw, const char *type, u8 addr)
init_data->name = itv->card_name;
/* FIXME: The protocol and RC_MAP needs to be corrected */
init_data->ir_codes = RC_MAP_EMPTY;
- init_data->type = RC_BIT_UNKNOWN;
+ init_data->type = RC_PROTO_BIT_UNKNOWN;
break;
}
memset(&info, 0, sizeof(struct i2c_board_info));
info.platform_data = init_data;
- strlcpy(info.type, type, I2C_NAME_SIZE);
+ strscpy(info.type, type, I2C_NAME_SIZE);
- return i2c_new_probed_device(adap, &info, addr_list, NULL) == NULL ?
+ return IS_ERR(i2c_new_scanned_device(adap, &info, addr_list, NULL)) ?
-1 : 0;
}
/* Instantiate the IR receiver device using probing -- undesirable */
-struct i2c_client *ivtv_i2c_new_ir_legacy(struct ivtv *itv)
+void ivtv_i2c_new_ir_legacy(struct ivtv *itv)
{
struct i2c_board_info info;
/*
@@ -249,23 +227,29 @@ struct i2c_client *ivtv_i2c_new_ir_legacy(struct ivtv *itv)
* allocations, so this function must be called after all other i2c
* devices we care about are registered.
*/
- const unsigned short addr_list[] = {
+ static const unsigned short addr_list[] = {
0x1a, /* Hauppauge IR external - collides with WM8739 */
0x18, /* Hauppauge IR internal */
I2C_CLIENT_END
};
memset(&info, 0, sizeof(struct i2c_board_info));
- strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
- return i2c_new_probed_device(&itv->i2c_adap, &info, addr_list, NULL);
+ strscpy(info.type, "ir_video", I2C_NAME_SIZE);
+ i2c_new_scanned_device(&itv->i2c_adap, &info, addr_list, NULL);
}
int ivtv_i2c_register(struct ivtv *itv, unsigned idx)
{
- struct v4l2_subdev *sd;
struct i2c_adapter *adap = &itv->i2c_adap;
- const char *type = hw_devicenames[idx];
- u32 hw = 1 << idx;
+ struct v4l2_subdev *sd;
+ const char *type;
+ u32 hw;
+
+ if (idx >= IVTV_HW_MAX_BITS)
+ return -ENODEV;
+
+ type = hw_devicenames[idx];
+ hw = 1 << idx;
if (hw == IVTV_HW_TUNER) {
/* special tuner handling */
@@ -303,6 +287,7 @@ int ivtv_i2c_register(struct ivtv *itv, unsigned idx)
.platform_data = &pdata,
};
+ memset(&pdata, 0, sizeof(pdata));
pdata.pvr150_workaround = itv->pvr150_workaround;
sd = v4l2_i2c_new_subdev_board(&itv->v4l2_dev, adap,
&cx25840_info, NULL);
@@ -624,13 +609,13 @@ static u32 ivtv_functionality(struct i2c_adapter *adap)
return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL;
}
-static struct i2c_algorithm ivtv_algo = {
+static const struct i2c_algorithm ivtv_algo = {
.master_xfer = ivtv_xfer,
.functionality = ivtv_functionality,
};
/* template for our-bit banger */
-static struct i2c_adapter ivtv_i2c_adap_hw_template = {
+static const struct i2c_adapter ivtv_i2c_adap_hw_template = {
.name = "ivtv i2c driver",
.algo = &ivtv_algo,
.algo_data = NULL, /* filled from template */
@@ -680,7 +665,7 @@ static int ivtv_getsda_old(void *data)
}
/* template for i2c-bit-algo */
-static struct i2c_adapter ivtv_i2c_adap_template = {
+static const struct i2c_adapter ivtv_i2c_adap_template = {
.name = "ivtv i2c driver",
.algo = NULL, /* set by i2c-algo-bit */
.algo_data = NULL, /* filled from template */
@@ -698,7 +683,7 @@ static const struct i2c_algo_bit_data ivtv_i2c_algo_template = {
.timeout = IVTV_ALGO_BIT_TIMEOUT * HZ, /* jiffies */
};
-static struct i2c_client ivtv_i2c_client_template = {
+static const struct i2c_client ivtv_i2c_client_template = {
.name = "ivtv internal",
};
generated by cgit (git 2.34.1) at 2025-12-26 19:01:44 +0000