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path: root/drivers/gpu/drm/rockchip/inno_hdmi.c
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Diffstat (limited to 'drivers/gpu/drm/rockchip/inno_hdmi.c')
-rw-r--r--drivers/gpu/drm/rockchip/inno_hdmi.c1037
1 files changed, 736 insertions, 301 deletions
diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.c b/drivers/gpu/drm/rockchip/inno_hdmi.c
index 7afdc54eb3ec..9f7a8cf0ab44 100644
--- a/drivers/gpu/drm/rockchip/inno_hdmi.c
+++ b/drivers/gpu/drm/rockchip/inno_hdmi.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
- * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Copyright (C) Rockchip Electronics Co., Ltd.
* Zheng Yang <zhengyang@rock-chips.com>
* Yakir Yang <ykk@rock-chips.com>
*/
@@ -10,31 +10,399 @@
#include <linux/delay.h>
#include <linux/err.h>
#include <linux/hdmi.h>
+#include <linux/hw_bitfield.h>
#include <linux/mfd/syscon.h>
+#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/mutex.h>
-#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_edid.h>
#include <drm/drm_of.h>
+#include <drm/drm_print.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_simple_kms_helper.h>
+#include <drm/display/drm_hdmi_helper.h>
+#include <drm/display/drm_hdmi_state_helper.h>
+
#include "rockchip_drm_drv.h"
-#include "rockchip_drm_vop.h"
-#include "inno_hdmi.h"
+#define INNO_HDMI_MIN_TMDS_CLOCK 25000000U
+
+#define DDC_SEGMENT_ADDR 0x30
+
+#define HDMI_SCL_RATE (100 * 1000)
+
+#define DDC_BUS_FREQ_L 0x4b
+#define DDC_BUS_FREQ_H 0x4c
+
+#define HDMI_SYS_CTRL 0x00
+#define m_RST_ANALOG BIT(6)
+#define v_RST_ANALOG (0 << 6)
+#define v_NOT_RST_ANALOG BIT(6)
+#define m_RST_DIGITAL BIT(5)
+#define v_RST_DIGITAL (0 << 5)
+#define v_NOT_RST_DIGITAL BIT(5)
+#define m_REG_CLK_INV BIT(4)
+#define v_REG_CLK_NOT_INV (0 << 4)
+#define v_REG_CLK_INV BIT(4)
+#define m_VCLK_INV BIT(3)
+#define v_VCLK_NOT_INV (0 << 3)
+#define v_VCLK_INV BIT(3)
+#define m_REG_CLK_SOURCE BIT(2)
+#define v_REG_CLK_SOURCE_TMDS (0 << 2)
+#define v_REG_CLK_SOURCE_SYS BIT(2)
+#define m_POWER BIT(1)
+#define v_PWR_ON (0 << 1)
+#define v_PWR_OFF BIT(1)
+#define m_INT_POL BIT(0)
+#define v_INT_POL_HIGH 1
+#define v_INT_POL_LOW 0
+
+#define HDMI_VIDEO_CONTRL1 0x01
+#define m_VIDEO_INPUT_FORMAT (7 << 1)
+#define m_DE_SOURCE BIT(0)
+#define v_VIDEO_INPUT_FORMAT(n) ((n) << 1)
+#define v_DE_EXTERNAL 1
+#define v_DE_INTERNAL 0
+enum {
+ VIDEO_INPUT_SDR_RGB444 = 0,
+ VIDEO_INPUT_DDR_RGB444 = 5,
+ VIDEO_INPUT_DDR_YCBCR422 = 6
+};
+
+#define HDMI_VIDEO_CONTRL2 0x02
+#define m_VIDEO_OUTPUT_COLOR (3 << 6)
+#define m_VIDEO_INPUT_BITS (3 << 4)
+#define m_VIDEO_INPUT_CSP BIT(0)
+#define v_VIDEO_OUTPUT_COLOR(n) (((n) & 0x3) << 6)
+#define v_VIDEO_INPUT_BITS(n) ((n) << 4)
+#define v_VIDEO_INPUT_CSP(n) ((n) << 0)
+enum {
+ VIDEO_INPUT_12BITS = 0,
+ VIDEO_INPUT_10BITS = 1,
+ VIDEO_INPUT_REVERT = 2,
+ VIDEO_INPUT_8BITS = 3,
+};
+
+#define HDMI_VIDEO_CONTRL 0x03
+#define m_VIDEO_AUTO_CSC BIT(7)
+#define v_VIDEO_AUTO_CSC(n) ((n) << 7)
+#define m_VIDEO_C0_C2_SWAP BIT(0)
+#define v_VIDEO_C0_C2_SWAP(n) ((n) << 0)
+enum {
+ C0_C2_CHANGE_ENABLE = 0,
+ C0_C2_CHANGE_DISABLE = 1,
+ AUTO_CSC_DISABLE = 0,
+ AUTO_CSC_ENABLE = 1,
+};
+
+#define HDMI_VIDEO_CONTRL3 0x04
+#define m_COLOR_DEPTH_NOT_INDICATED BIT(4)
+#define m_SOF BIT(3)
+#define m_COLOR_RANGE BIT(2)
+#define m_CSC BIT(0)
+#define v_COLOR_DEPTH_NOT_INDICATED(n) ((n) << 4)
+#define v_SOF_ENABLE (0 << 3)
+#define v_SOF_DISABLE BIT(3)
+#define v_COLOR_RANGE_FULL BIT(2)
+#define v_COLOR_RANGE_LIMITED (0 << 2)
+#define v_CSC_ENABLE 1
+#define v_CSC_DISABLE 0
+
+#define HDMI_AV_MUTE 0x05
+#define m_AVMUTE_CLEAR BIT(7)
+#define m_AVMUTE_ENABLE BIT(6)
+#define m_AUDIO_MUTE BIT(1)
+#define m_VIDEO_BLACK BIT(0)
+#define v_AVMUTE_CLEAR(n) ((n) << 7)
+#define v_AVMUTE_ENABLE(n) ((n) << 6)
+#define v_AUDIO_MUTE(n) ((n) << 1)
+#define v_VIDEO_MUTE(n) ((n) << 0)
+
+#define HDMI_VIDEO_TIMING_CTL 0x08
+#define v_HSYNC_POLARITY(n) ((n) << 3)
+#define v_VSYNC_POLARITY(n) ((n) << 2)
+#define v_INETLACE(n) ((n) << 1)
+#define v_EXTERANL_VIDEO(n) ((n) << 0)
+
+#define HDMI_VIDEO_EXT_HTOTAL_L 0x09
+#define HDMI_VIDEO_EXT_HTOTAL_H 0x0a
+#define HDMI_VIDEO_EXT_HBLANK_L 0x0b
+#define HDMI_VIDEO_EXT_HBLANK_H 0x0c
+#define HDMI_VIDEO_EXT_HDELAY_L 0x0d
+#define HDMI_VIDEO_EXT_HDELAY_H 0x0e
+#define HDMI_VIDEO_EXT_HDURATION_L 0x0f
+#define HDMI_VIDEO_EXT_HDURATION_H 0x10
+#define HDMI_VIDEO_EXT_VTOTAL_L 0x11
+#define HDMI_VIDEO_EXT_VTOTAL_H 0x12
+#define HDMI_VIDEO_EXT_VBLANK 0x13
+#define HDMI_VIDEO_EXT_VDELAY 0x14
+#define HDMI_VIDEO_EXT_VDURATION 0x15
+
+#define HDMI_VIDEO_CSC_COEF 0x18
+
+#define HDMI_AUDIO_CTRL1 0x35
+enum {
+ CTS_SOURCE_INTERNAL = 0,
+ CTS_SOURCE_EXTERNAL = 1,
+};
+
+#define v_CTS_SOURCE(n) ((n) << 7)
+
+enum {
+ DOWNSAMPLE_DISABLE = 0,
+ DOWNSAMPLE_1_2 = 1,
+ DOWNSAMPLE_1_4 = 2,
+};
+
+#define v_DOWN_SAMPLE(n) ((n) << 5)
+
+enum {
+ AUDIO_SOURCE_IIS = 0,
+ AUDIO_SOURCE_SPDIF = 1,
+};
+
+#define v_AUDIO_SOURCE(n) ((n) << 3)
+
+#define v_MCLK_ENABLE(n) ((n) << 2)
+
+enum {
+ MCLK_128FS = 0,
+ MCLK_256FS = 1,
+ MCLK_384FS = 2,
+ MCLK_512FS = 3,
+};
+
+#define v_MCLK_RATIO(n) (n)
+
+#define AUDIO_SAMPLE_RATE 0x37
+
+enum {
+ AUDIO_32K = 0x3,
+ AUDIO_441K = 0x0,
+ AUDIO_48K = 0x2,
+ AUDIO_882K = 0x8,
+ AUDIO_96K = 0xa,
+ AUDIO_1764K = 0xc,
+ AUDIO_192K = 0xe,
+};
+
+#define AUDIO_I2S_MODE 0x38
+
+enum {
+ I2S_CHANNEL_1_2 = 1,
+ I2S_CHANNEL_3_4 = 3,
+ I2S_CHANNEL_5_6 = 7,
+ I2S_CHANNEL_7_8 = 0xf
+};
+
+#define v_I2S_CHANNEL(n) ((n) << 2)
+
+enum {
+ I2S_STANDARD = 0,
+ I2S_LEFT_JUSTIFIED = 1,
+ I2S_RIGHT_JUSTIFIED = 2,
+};
+
+#define v_I2S_MODE(n) (n)
+
+#define AUDIO_I2S_MAP 0x39
+#define AUDIO_I2S_SWAPS_SPDIF 0x3a
+#define v_SPIDF_FREQ(n) (n)
+
+#define N_32K 0x1000
+#define N_441K 0x1880
+#define N_882K 0x3100
+#define N_1764K 0x6200
+#define N_48K 0x1800
+#define N_96K 0x3000
+#define N_192K 0x6000
+
+#define HDMI_AUDIO_CHANNEL_STATUS 0x3e
+#define m_AUDIO_STATUS_NLPCM BIT(7)
+#define m_AUDIO_STATUS_USE BIT(6)
+#define m_AUDIO_STATUS_COPYRIGHT BIT(5)
+#define m_AUDIO_STATUS_ADDITION (3 << 2)
+#define m_AUDIO_STATUS_CLK_ACCURACY (2 << 0)
+#define v_AUDIO_STATUS_NLPCM(n) (((n) & 1) << 7)
+#define AUDIO_N_H 0x3f
+#define AUDIO_N_M 0x40
+#define AUDIO_N_L 0x41
+
+#define HDMI_AUDIO_CTS_H 0x45
+#define HDMI_AUDIO_CTS_M 0x46
+#define HDMI_AUDIO_CTS_L 0x47
+
+#define HDMI_DDC_CLK_L 0x4b
+#define HDMI_DDC_CLK_H 0x4c
+
+#define HDMI_EDID_SEGMENT_POINTER 0x4d
+#define HDMI_EDID_WORD_ADDR 0x4e
+#define HDMI_EDID_FIFO_OFFSET 0x4f
+#define HDMI_EDID_FIFO_ADDR 0x50
+
+#define HDMI_PACKET_SEND_MANUAL 0x9c
+#define HDMI_PACKET_SEND_AUTO 0x9d
+#define m_PACKET_GCP_EN BIT(7)
+#define m_PACKET_MSI_EN BIT(6)
+#define m_PACKET_SDI_EN BIT(5)
+#define m_PACKET_VSI_EN BIT(4)
+#define v_PACKET_GCP_EN(n) (((n) & 1) << 7)
+#define v_PACKET_MSI_EN(n) (((n) & 1) << 6)
+#define v_PACKET_SDI_EN(n) (((n) & 1) << 5)
+#define v_PACKET_VSI_EN(n) (((n) & 1) << 4)
+
+#define HDMI_CONTROL_PACKET_BUF_INDEX 0x9f
+
+enum {
+ INFOFRAME_VSI = 0x05,
+ INFOFRAME_AVI = 0x06,
+ INFOFRAME_AAI = 0x08,
+};
+
+#define HDMI_CONTROL_PACKET_ADDR 0xa0
+#define HDMI_MAXIMUM_INFO_FRAME_SIZE 0x11
+
+enum {
+ AVI_COLOR_MODE_RGB = 0,
+ AVI_COLOR_MODE_YCBCR422 = 1,
+ AVI_COLOR_MODE_YCBCR444 = 2,
+ AVI_COLORIMETRY_NO_DATA = 0,
+
+ AVI_COLORIMETRY_SMPTE_170M = 1,
+ AVI_COLORIMETRY_ITU709 = 2,
+ AVI_COLORIMETRY_EXTENDED = 3,
+
+ AVI_CODED_FRAME_ASPECT_NO_DATA = 0,
+ AVI_CODED_FRAME_ASPECT_4_3 = 1,
+ AVI_CODED_FRAME_ASPECT_16_9 = 2,
+
+ ACTIVE_ASPECT_RATE_SAME_AS_CODED_FRAME = 0x08,
+ ACTIVE_ASPECT_RATE_4_3 = 0x09,
+ ACTIVE_ASPECT_RATE_16_9 = 0x0A,
+ ACTIVE_ASPECT_RATE_14_9 = 0x0B,
+};
+
+#define HDMI_HDCP_CTRL 0x52
+#define m_HDMI_DVI BIT(1)
+#define v_HDMI_DVI(n) ((n) << 1)
+
+#define HDMI_INTERRUPT_MASK1 0xc0
+#define HDMI_INTERRUPT_STATUS1 0xc1
+#define m_INT_ACTIVE_VSYNC BIT(5)
+#define m_INT_EDID_READY BIT(2)
+
+#define HDMI_INTERRUPT_MASK2 0xc2
+#define HDMI_INTERRUPT_STATUS2 0xc3
+#define m_INT_HDCP_ERR BIT(7)
+#define m_INT_BKSV_FLAG BIT(6)
+#define m_INT_HDCP_OK BIT(4)
+
+#define HDMI_STATUS 0xc8
+#define m_HOTPLUG BIT(7)
+#define m_MASK_INT_HOTPLUG BIT(5)
+#define m_INT_HOTPLUG BIT(1)
+#define v_MASK_INT_HOTPLUG(n) (((n) & 0x1) << 5)
+
+#define HDMI_COLORBAR 0xc9
+
+#define HDMI_PHY_SYNC 0xce
+#define HDMI_PHY_SYS_CTL 0xe0
+#define m_TMDS_CLK_SOURCE BIT(5)
+#define v_TMDS_FROM_PLL (0 << 5)
+#define v_TMDS_FROM_GEN BIT(5)
+#define m_PHASE_CLK BIT(4)
+#define v_DEFAULT_PHASE (0 << 4)
+#define v_SYNC_PHASE BIT(4)
+#define m_TMDS_CURRENT_PWR BIT(3)
+#define v_TURN_ON_CURRENT (0 << 3)
+#define v_CAT_OFF_CURRENT BIT(3)
+#define m_BANDGAP_PWR BIT(2)
+#define v_BANDGAP_PWR_UP (0 << 2)
+#define v_BANDGAP_PWR_DOWN BIT(2)
+#define m_PLL_PWR BIT(1)
+#define v_PLL_PWR_UP (0 << 1)
+#define v_PLL_PWR_DOWN BIT(1)
+#define m_TMDS_CHG_PWR BIT(0)
+#define v_TMDS_CHG_PWR_UP (0 << 0)
+#define v_TMDS_CHG_PWR_DOWN BIT(0)
+
+#define HDMI_PHY_CHG_PWR 0xe1
+#define v_CLK_CHG_PWR(n) (((n) & 1) << 3)
+#define v_DATA_CHG_PWR(n) (((n) & 7) << 0)
+
+#define HDMI_PHY_DRIVER 0xe2
+#define v_CLK_MAIN_DRIVER(n) ((n) << 4)
+#define v_DATA_MAIN_DRIVER(n) ((n) << 0)
+
+#define HDMI_PHY_PRE_EMPHASIS 0xe3
+#define v_PRE_EMPHASIS(n) (((n) & 7) << 4)
+#define v_CLK_PRE_DRIVER(n) (((n) & 3) << 2)
+#define v_DATA_PRE_DRIVER(n) (((n) & 3) << 0)
+
+#define HDMI_PHY_FEEDBACK_DIV_RATIO_LOW 0xe7
+#define v_FEEDBACK_DIV_LOW(n) ((n) & 0xff)
+#define HDMI_PHY_FEEDBACK_DIV_RATIO_HIGH 0xe8
+#define v_FEEDBACK_DIV_HIGH(n) ((n) & 1)
+
+#define HDMI_PHY_PRE_DIV_RATIO 0xed
+#define v_PRE_DIV_RATIO(n) ((n) & 0x1f)
+
+#define HDMI_CEC_CTRL 0xd0
+#define m_ADJUST_FOR_HISENSE BIT(6)
+#define m_REJECT_RX_BROADCAST BIT(5)
+#define m_BUSFREETIME_ENABLE BIT(2)
+#define m_REJECT_RX BIT(1)
+#define m_START_TX BIT(0)
+
+#define HDMI_CEC_DATA 0xd1
+#define HDMI_CEC_TX_OFFSET 0xd2
+#define HDMI_CEC_RX_OFFSET 0xd3
+#define HDMI_CEC_CLK_H 0xd4
+#define HDMI_CEC_CLK_L 0xd5
+#define HDMI_CEC_TX_LENGTH 0xd6
+#define HDMI_CEC_RX_LENGTH 0xd7
+#define HDMI_CEC_TX_INT_MASK 0xd8
+#define m_TX_DONE BIT(3)
+#define m_TX_NOACK BIT(2)
+#define m_TX_BROADCAST_REJ BIT(1)
+#define m_TX_BUSNOTFREE BIT(0)
+
+#define HDMI_CEC_RX_INT_MASK 0xd9
+#define m_RX_LA_ERR BIT(4)
+#define m_RX_GLITCH BIT(3)
+#define m_RX_DONE BIT(0)
+
+#define HDMI_CEC_TX_INT 0xda
+#define HDMI_CEC_RX_INT 0xdb
+#define HDMI_CEC_BUSFREETIME_L 0xdc
+#define HDMI_CEC_BUSFREETIME_H 0xdd
+#define HDMI_CEC_LOGICADDR 0xde
+
+#define RK3036_GRF_SOC_CON2 0x148
+#define RK3036_HDMI_PHSYNC BIT(4)
+#define RK3036_HDMI_PVSYNC BIT(5)
+
+enum inno_hdmi_dev_type {
+ RK3036_HDMI,
+ RK3128_HDMI,
+};
-#define to_inno_hdmi(x) container_of(x, struct inno_hdmi, x)
+struct inno_hdmi_phy_config {
+ unsigned long pixelclock;
+ u8 pre_emphasis;
+ u8 voltage_level_control;
+};
-struct hdmi_data_info {
- int vic;
- bool sink_is_hdmi;
- bool sink_has_audio;
- unsigned int enc_in_format;
- unsigned int enc_out_format;
- unsigned int colorimetry;
+struct inno_hdmi_variant {
+ enum inno_hdmi_dev_type dev_type;
+ struct inno_hdmi_phy_config *phy_configs;
+ struct inno_hdmi_phy_config *default_phy_config;
};
struct inno_hdmi_i2c {
@@ -49,28 +417,42 @@ struct inno_hdmi_i2c {
struct inno_hdmi {
struct device *dev;
- struct drm_device *drm_dev;
- int irq;
struct clk *pclk;
+ struct clk *refclk;
void __iomem *regs;
+ struct regmap *grf;
struct drm_connector connector;
- struct drm_encoder encoder;
+ struct rockchip_encoder encoder;
struct inno_hdmi_i2c *i2c;
struct i2c_adapter *ddc;
- unsigned int tmds_rate;
+ const struct inno_hdmi_variant *variant;
+};
- struct hdmi_data_info hdmi_data;
- struct drm_display_mode previous_mode;
+struct inno_hdmi_connector_state {
+ struct drm_connector_state base;
+ unsigned int colorimetry;
};
+static struct inno_hdmi *encoder_to_inno_hdmi(struct drm_encoder *encoder)
+{
+ struct rockchip_encoder *rkencoder = to_rockchip_encoder(encoder);
+
+ return container_of(rkencoder, struct inno_hdmi, encoder);
+}
+
+static struct inno_hdmi *connector_to_inno_hdmi(struct drm_connector *connector)
+{
+ return container_of(connector, struct inno_hdmi, connector);
+}
+
+#define to_inno_hdmi_conn_state(conn_state) \
+ container_of_const(conn_state, struct inno_hdmi_connector_state, base)
+
enum {
- CSC_ITU601_16_235_TO_RGB_0_255_8BIT,
- CSC_ITU601_0_255_TO_RGB_0_255_8BIT,
- CSC_ITU709_16_235_TO_RGB_0_255_8BIT,
CSC_RGB_0_255_TO_ITU601_16_235_8BIT,
CSC_RGB_0_255_TO_ITU709_16_235_8BIT,
CSC_RGB_0_255_TO_RGB_16_235_8BIT,
@@ -78,40 +460,6 @@ enum {
static const char coeff_csc[][24] = {
/*
- * YUV2RGB:601 SD mode(Y[16:235], UV[16:240], RGB[0:255]):
- * R = 1.164*Y + 1.596*V - 204
- * G = 1.164*Y - 0.391*U - 0.813*V + 154
- * B = 1.164*Y + 2.018*U - 258
- */
- {
- 0x04, 0xa7, 0x00, 0x00, 0x06, 0x62, 0x02, 0xcc,
- 0x04, 0xa7, 0x11, 0x90, 0x13, 0x40, 0x00, 0x9a,
- 0x04, 0xa7, 0x08, 0x12, 0x00, 0x00, 0x03, 0x02
- },
- /*
- * YUV2RGB:601 SD mode(YUV[0:255],RGB[0:255]):
- * R = Y + 1.402*V - 248
- * G = Y - 0.344*U - 0.714*V + 135
- * B = Y + 1.772*U - 227
- */
- {
- 0x04, 0x00, 0x00, 0x00, 0x05, 0x9b, 0x02, 0xf8,
- 0x04, 0x00, 0x11, 0x60, 0x12, 0xdb, 0x00, 0x87,
- 0x04, 0x00, 0x07, 0x16, 0x00, 0x00, 0x02, 0xe3
- },
- /*
- * YUV2RGB:709 HD mode(Y[16:235],UV[16:240],RGB[0:255]):
- * R = 1.164*Y + 1.793*V - 248
- * G = 1.164*Y - 0.213*U - 0.534*V + 77
- * B = 1.164*Y + 2.115*U - 289
- */
- {
- 0x04, 0xa7, 0x00, 0x00, 0x07, 0x2c, 0x02, 0xf8,
- 0x04, 0xa7, 0x10, 0xda, 0x12, 0x22, 0x00, 0x4d,
- 0x04, 0xa7, 0x08, 0x74, 0x00, 0x00, 0x03, 0x21
- },
-
- /*
* RGB2YUV:601 SD mode:
* Cb = -0.291G - 0.148R + 0.439B + 128
* Y = 0.504G + 0.257R + 0.098B + 16
@@ -146,6 +494,36 @@ static const char coeff_csc[][24] = {
},
};
+static struct inno_hdmi_phy_config rk3036_hdmi_phy_configs[] = {
+ { 74250000, 0x3f, 0xbb },
+ { 165000000, 0x6f, 0xbb },
+ { ~0UL, 0x00, 0x00 }
+};
+
+static struct inno_hdmi_phy_config rk3128_hdmi_phy_configs[] = {
+ { 74250000, 0x3f, 0xaa },
+ { 165000000, 0x5f, 0xaa },
+ { ~0UL, 0x00, 0x00 }
+};
+
+static int inno_hdmi_find_phy_config(struct inno_hdmi *hdmi,
+ unsigned long pixelclk)
+{
+ const struct inno_hdmi_phy_config *phy_configs =
+ hdmi->variant->phy_configs;
+ int i;
+
+ for (i = 0; phy_configs[i].pixelclock != ~0UL; i++) {
+ if (pixelclk <= phy_configs[i].pixelclock)
+ return i;
+ }
+
+ DRM_DEV_DEBUG(hdmi->dev, "No phy configuration for pixelclock %lu\n",
+ pixelclk);
+
+ return -EINVAL;
+}
+
static inline u8 hdmi_readb(struct inno_hdmi *hdmi, u16 offset)
{
return readl_relaxed(hdmi->regs + (offset) * 0x04);
@@ -165,11 +543,11 @@ static inline void hdmi_modb(struct inno_hdmi *hdmi, u16 offset,
hdmi_writeb(hdmi, offset, temp);
}
-static void inno_hdmi_i2c_init(struct inno_hdmi *hdmi)
+static void inno_hdmi_i2c_init(struct inno_hdmi *hdmi, unsigned long long rate)
{
- int ddc_bus_freq;
+ unsigned long long ddc_bus_freq = rate >> 2;
- ddc_bus_freq = (hdmi->tmds_rate >> 2) / HDMI_SCL_RATE;
+ do_div(ddc_bus_freq, HDMI_SCL_RATE);
hdmi_writeb(hdmi, DDC_BUS_FREQ_L, ddc_bus_freq & 0xFF);
hdmi_writeb(hdmi, DDC_BUS_FREQ_H, (ddc_bus_freq >> 8) & 0xFF);
@@ -187,123 +565,126 @@ static void inno_hdmi_sys_power(struct inno_hdmi *hdmi, bool enable)
hdmi_modb(hdmi, HDMI_SYS_CTRL, m_POWER, v_PWR_OFF);
}
-static void inno_hdmi_set_pwr_mode(struct inno_hdmi *hdmi, int mode)
+static void inno_hdmi_standby(struct inno_hdmi *hdmi)
{
- switch (mode) {
- case NORMAL:
- inno_hdmi_sys_power(hdmi, false);
+ inno_hdmi_sys_power(hdmi, false);
- hdmi_writeb(hdmi, HDMI_PHY_PRE_EMPHASIS, 0x6f);
- hdmi_writeb(hdmi, HDMI_PHY_DRIVER, 0xbb);
+ hdmi_writeb(hdmi, HDMI_PHY_DRIVER, 0x00);
+ hdmi_writeb(hdmi, HDMI_PHY_PRE_EMPHASIS, 0x00);
+ hdmi_writeb(hdmi, HDMI_PHY_CHG_PWR, 0x00);
+ hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x15);
+};
- hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x15);
- hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x14);
- hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x10);
- hdmi_writeb(hdmi, HDMI_PHY_CHG_PWR, 0x0f);
- hdmi_writeb(hdmi, HDMI_PHY_SYNC, 0x00);
- hdmi_writeb(hdmi, HDMI_PHY_SYNC, 0x01);
+static void inno_hdmi_power_up(struct inno_hdmi *hdmi,
+ unsigned long mpixelclock)
+{
+ struct inno_hdmi_phy_config *phy_config;
+ int ret = inno_hdmi_find_phy_config(hdmi, mpixelclock);
- inno_hdmi_sys_power(hdmi, true);
- break;
+ if (ret < 0) {
+ phy_config = hdmi->variant->default_phy_config;
+ DRM_DEV_ERROR(hdmi->dev,
+ "Using default phy configuration for TMDS rate %lu",
+ mpixelclock);
+ } else {
+ phy_config = &hdmi->variant->phy_configs[ret];
+ }
- case LOWER_PWR:
- inno_hdmi_sys_power(hdmi, false);
- hdmi_writeb(hdmi, HDMI_PHY_DRIVER, 0x00);
- hdmi_writeb(hdmi, HDMI_PHY_PRE_EMPHASIS, 0x00);
- hdmi_writeb(hdmi, HDMI_PHY_CHG_PWR, 0x00);
- hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x15);
+ inno_hdmi_sys_power(hdmi, false);
- break;
+ hdmi_writeb(hdmi, HDMI_PHY_PRE_EMPHASIS, phy_config->pre_emphasis);
+ hdmi_writeb(hdmi, HDMI_PHY_DRIVER, phy_config->voltage_level_control);
+ hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x15);
+ hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x14);
+ hdmi_writeb(hdmi, HDMI_PHY_SYS_CTL, 0x10);
+ hdmi_writeb(hdmi, HDMI_PHY_CHG_PWR, 0x0f);
+ hdmi_writeb(hdmi, HDMI_PHY_SYNC, 0x00);
+ hdmi_writeb(hdmi, HDMI_PHY_SYNC, 0x01);
- default:
- DRM_DEV_ERROR(hdmi->dev, "Unknown power mode %d\n", mode);
- }
-}
+ inno_hdmi_sys_power(hdmi, true);
+};
-static void inno_hdmi_reset(struct inno_hdmi *hdmi)
+static void inno_hdmi_init_hw(struct inno_hdmi *hdmi)
{
u32 val;
u32 msk;
hdmi_modb(hdmi, HDMI_SYS_CTRL, m_RST_DIGITAL, v_NOT_RST_DIGITAL);
- udelay(100);
+ usleep_range(100, 150);
hdmi_modb(hdmi, HDMI_SYS_CTRL, m_RST_ANALOG, v_NOT_RST_ANALOG);
- udelay(100);
+ usleep_range(100, 150);
msk = m_REG_CLK_INV | m_REG_CLK_SOURCE | m_POWER | m_INT_POL;
val = v_REG_CLK_INV | v_REG_CLK_SOURCE_SYS | v_PWR_ON | v_INT_POL_HIGH;
hdmi_modb(hdmi, HDMI_SYS_CTRL, msk, val);
- inno_hdmi_set_pwr_mode(hdmi, NORMAL);
-}
-
-static int inno_hdmi_upload_frame(struct inno_hdmi *hdmi, int setup_rc,
- union hdmi_infoframe *frame, u32 frame_index,
- u32 mask, u32 disable, u32 enable)
-{
- if (mask)
- hdmi_modb(hdmi, HDMI_PACKET_SEND_AUTO, mask, disable);
-
- hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_BUF_INDEX, frame_index);
+ inno_hdmi_standby(hdmi);
- if (setup_rc >= 0) {
- u8 packed_frame[HDMI_MAXIMUM_INFO_FRAME_SIZE];
- ssize_t rc, i;
-
- rc = hdmi_infoframe_pack(frame, packed_frame,
- sizeof(packed_frame));
- if (rc < 0)
- return rc;
-
- for (i = 0; i < rc; i++)
- hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_ADDR + i,
- packed_frame[i]);
-
- if (mask)
- hdmi_modb(hdmi, HDMI_PACKET_SEND_AUTO, mask, enable);
- }
+ /*
+ * When the controller isn't configured to an accurate
+ * video timing and there is no reference clock available,
+ * then the TMDS clock source would be switched to PCLK_HDMI,
+ * so we need to init the TMDS rate to PCLK rate, and
+ * reconfigure the DDC clock.
+ */
+ if (hdmi->refclk)
+ inno_hdmi_i2c_init(hdmi, clk_get_rate(hdmi->refclk));
+ else
+ inno_hdmi_i2c_init(hdmi, clk_get_rate(hdmi->pclk));
- return setup_rc;
+ /* Unmute hotplug interrupt */
+ hdmi_modb(hdmi, HDMI_STATUS, m_MASK_INT_HOTPLUG, v_MASK_INT_HOTPLUG(1));
}
-static int inno_hdmi_config_video_vsi(struct inno_hdmi *hdmi,
- struct drm_display_mode *mode)
+static int inno_hdmi_disable_frame(struct drm_connector *connector,
+ enum hdmi_infoframe_type type)
{
- union hdmi_infoframe frame;
- int rc;
+ struct inno_hdmi *hdmi = connector_to_inno_hdmi(connector);
+
+ if (type != HDMI_INFOFRAME_TYPE_AVI) {
+ drm_err(connector->dev,
+ "Unsupported infoframe type: %u\n", type);
+ return 0;
+ }
- rc = drm_hdmi_vendor_infoframe_from_display_mode(&frame.vendor.hdmi,
- &hdmi->connector,
- mode);
+ hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_BUF_INDEX, INFOFRAME_AVI);
- return inno_hdmi_upload_frame(hdmi, rc, &frame, INFOFRAME_VSI,
- m_PACKET_VSI_EN, v_PACKET_VSI_EN(0), v_PACKET_VSI_EN(1));
+ return 0;
}
-static int inno_hdmi_config_video_avi(struct inno_hdmi *hdmi,
- struct drm_display_mode *mode)
+static int inno_hdmi_upload_frame(struct drm_connector *connector,
+ enum hdmi_infoframe_type type,
+ const u8 *buffer, size_t len)
{
- union hdmi_infoframe frame;
- int rc;
+ struct inno_hdmi *hdmi = connector_to_inno_hdmi(connector);
+ ssize_t i;
+
+ if (type != HDMI_INFOFRAME_TYPE_AVI) {
+ drm_err(connector->dev,
+ "Unsupported infoframe type: %u\n", type);
+ return 0;
+ }
- rc = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi,
- &hdmi->connector,
- mode);
+ inno_hdmi_disable_frame(connector, type);
- if (hdmi->hdmi_data.enc_out_format == HDMI_COLORSPACE_YUV444)
- frame.avi.colorspace = HDMI_COLORSPACE_YUV444;
- else if (hdmi->hdmi_data.enc_out_format == HDMI_COLORSPACE_YUV422)
- frame.avi.colorspace = HDMI_COLORSPACE_YUV422;
- else
- frame.avi.colorspace = HDMI_COLORSPACE_RGB;
+ for (i = 0; i < len; i++)
+ hdmi_writeb(hdmi, HDMI_CONTROL_PACKET_ADDR + i, buffer[i]);
- return inno_hdmi_upload_frame(hdmi, rc, &frame, INFOFRAME_AVI, 0, 0, 0);
+ return 0;
}
+static const struct drm_connector_hdmi_funcs inno_hdmi_hdmi_connector_funcs = {
+ .clear_infoframe = inno_hdmi_disable_frame,
+ .write_infoframe = inno_hdmi_upload_frame,
+};
+
static int inno_hdmi_config_video_csc(struct inno_hdmi *hdmi)
{
- struct hdmi_data_info *data = &hdmi->hdmi_data;
+ struct drm_connector *connector = &hdmi->connector;
+ struct drm_connector_state *conn_state = connector->state;
+ struct inno_hdmi_connector_state *inno_conn_state =
+ to_inno_hdmi_conn_state(conn_state);
int c0_c2_change = 0;
int csc_enable = 0;
int csc_mode = 0;
@@ -321,9 +702,14 @@ static int inno_hdmi_config_video_csc(struct inno_hdmi *hdmi)
v_VIDEO_INPUT_CSP(0);
hdmi_writeb(hdmi, HDMI_VIDEO_CONTRL2, value);
- if (data->enc_in_format == data->enc_out_format) {
- if ((data->enc_in_format == HDMI_COLORSPACE_RGB) ||
- (data->enc_in_format >= HDMI_COLORSPACE_YUV444)) {
+ if (conn_state->hdmi.output_format == HDMI_COLORSPACE_RGB) {
+ if (conn_state->hdmi.is_limited_range) {
+ csc_mode = CSC_RGB_0_255_TO_RGB_16_235_8BIT;
+ auto_csc = AUTO_CSC_DISABLE;
+ c0_c2_change = C0_C2_CHANGE_DISABLE;
+ csc_enable = v_CSC_ENABLE;
+
+ } else {
value = v_SOF_DISABLE | v_COLOR_DEPTH_NOT_INDICATED(1);
hdmi_writeb(hdmi, HDMI_VIDEO_CONTRL3, value);
@@ -333,35 +719,21 @@ static int inno_hdmi_config_video_csc(struct inno_hdmi *hdmi)
v_VIDEO_C0_C2_SWAP(C0_C2_CHANGE_DISABLE));
return 0;
}
- }
-
- if (data->colorimetry == HDMI_COLORIMETRY_ITU_601) {
- if ((data->enc_in_format == HDMI_COLORSPACE_RGB) &&
- (data->enc_out_format == HDMI_COLORSPACE_YUV444)) {
- csc_mode = CSC_RGB_0_255_TO_ITU601_16_235_8BIT;
- auto_csc = AUTO_CSC_DISABLE;
- c0_c2_change = C0_C2_CHANGE_DISABLE;
- csc_enable = v_CSC_ENABLE;
- } else if ((data->enc_in_format == HDMI_COLORSPACE_YUV444) &&
- (data->enc_out_format == HDMI_COLORSPACE_RGB)) {
- csc_mode = CSC_ITU601_16_235_TO_RGB_0_255_8BIT;
- auto_csc = AUTO_CSC_ENABLE;
- c0_c2_change = C0_C2_CHANGE_DISABLE;
- csc_enable = v_CSC_DISABLE;
- }
} else {
- if ((data->enc_in_format == HDMI_COLORSPACE_RGB) &&
- (data->enc_out_format == HDMI_COLORSPACE_YUV444)) {
- csc_mode = CSC_RGB_0_255_TO_ITU709_16_235_8BIT;
- auto_csc = AUTO_CSC_DISABLE;
- c0_c2_change = C0_C2_CHANGE_DISABLE;
- csc_enable = v_CSC_ENABLE;
- } else if ((data->enc_in_format == HDMI_COLORSPACE_YUV444) &&
- (data->enc_out_format == HDMI_COLORSPACE_RGB)) {
- csc_mode = CSC_ITU709_16_235_TO_RGB_0_255_8BIT;
- auto_csc = AUTO_CSC_ENABLE;
- c0_c2_change = C0_C2_CHANGE_DISABLE;
- csc_enable = v_CSC_DISABLE;
+ if (inno_conn_state->colorimetry == HDMI_COLORIMETRY_ITU_601) {
+ if (conn_state->hdmi.output_format == HDMI_COLORSPACE_YUV444) {
+ csc_mode = CSC_RGB_0_255_TO_ITU601_16_235_8BIT;
+ auto_csc = AUTO_CSC_DISABLE;
+ c0_c2_change = C0_C2_CHANGE_DISABLE;
+ csc_enable = v_CSC_ENABLE;
+ }
+ } else {
+ if (conn_state->hdmi.output_format == HDMI_COLORSPACE_YUV444) {
+ csc_mode = CSC_RGB_0_255_TO_ITU709_16_235_8BIT;
+ auto_csc = AUTO_CSC_DISABLE;
+ c0_c2_change = C0_C2_CHANGE_DISABLE;
+ csc_enable = v_CSC_ENABLE;
+ }
}
}
@@ -381,7 +753,15 @@ static int inno_hdmi_config_video_csc(struct inno_hdmi *hdmi)
static int inno_hdmi_config_video_timing(struct inno_hdmi *hdmi,
struct drm_display_mode *mode)
{
- int value;
+ int value, psync;
+
+ if (hdmi->variant->dev_type == RK3036_HDMI) {
+ psync = mode->flags & DRM_MODE_FLAG_PHSYNC ? 1 : 0;
+ value = FIELD_PREP_WM16(RK3036_HDMI_PHSYNC, psync);
+ psync = mode->flags & DRM_MODE_FLAG_PVSYNC ? 1 : 0;
+ value |= FIELD_PREP_WM16(RK3036_HDMI_PVSYNC, psync);
+ regmap_write(hdmi->grf, RK3036_GRF_SOC_CON2, value);
+ }
/* Set detail external video timing polarity and interlace mode */
value = v_EXTERANL_VIDEO(1);
@@ -402,7 +782,7 @@ static int inno_hdmi_config_video_timing(struct inno_hdmi *hdmi,
hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HBLANK_L, value & 0xFF);
hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HBLANK_H, (value >> 8) & 0xFF);
- value = mode->hsync_start - mode->hdisplay;
+ value = mode->htotal - mode->hsync_start;
hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HDELAY_L, value & 0xFF);
hdmi_writeb(hdmi, HDMI_VIDEO_EXT_HDELAY_H, (value >> 8) & 0xFF);
@@ -417,7 +797,7 @@ static int inno_hdmi_config_video_timing(struct inno_hdmi *hdmi,
value = mode->vtotal - mode->vdisplay;
hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VBLANK, value & 0xFF);
- value = mode->vsync_start - mode->vdisplay;
+ value = mode->vtotal - mode->vsync_start;
hdmi_writeb(hdmi, HDMI_VIDEO_EXT_VDELAY, value & 0xFF);
value = mode->vsync_end - mode->vsync_start;
@@ -431,20 +811,20 @@ static int inno_hdmi_config_video_timing(struct inno_hdmi *hdmi,
}
static int inno_hdmi_setup(struct inno_hdmi *hdmi,
- struct drm_display_mode *mode)
+ struct drm_atomic_state *state)
{
- hdmi->hdmi_data.vic = drm_match_cea_mode(mode);
+ struct drm_connector *connector = &hdmi->connector;
+ struct drm_display_info *display = &connector->display_info;
+ struct drm_connector_state *new_conn_state;
+ struct drm_crtc_state *new_crtc_state;
- hdmi->hdmi_data.enc_in_format = HDMI_COLORSPACE_RGB;
- hdmi->hdmi_data.enc_out_format = HDMI_COLORSPACE_RGB;
+ new_conn_state = drm_atomic_get_new_connector_state(state, connector);
+ if (WARN_ON(!new_conn_state))
+ return -EINVAL;
- if ((hdmi->hdmi_data.vic == 6) || (hdmi->hdmi_data.vic == 7) ||
- (hdmi->hdmi_data.vic == 21) || (hdmi->hdmi_data.vic == 22) ||
- (hdmi->hdmi_data.vic == 2) || (hdmi->hdmi_data.vic == 3) ||
- (hdmi->hdmi_data.vic == 17) || (hdmi->hdmi_data.vic == 18))
- hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_601;
- else
- hdmi->hdmi_data.colorimetry = HDMI_COLORIMETRY_ITU_709;
+ new_crtc_state = drm_atomic_get_new_crtc_state(state, new_conn_state->crtc);
+ if (WARN_ON(!new_crtc_state))
+ return -EINVAL;
/* Mute video and audio output */
hdmi_modb(hdmi, HDMI_AV_MUTE, m_AUDIO_MUTE | m_VIDEO_BLACK,
@@ -452,16 +832,13 @@ static int inno_hdmi_setup(struct inno_hdmi *hdmi,
/* Set HDMI Mode */
hdmi_writeb(hdmi, HDMI_HDCP_CTRL,
- v_HDMI_DVI(hdmi->hdmi_data.sink_is_hdmi));
+ v_HDMI_DVI(display->is_hdmi));
- inno_hdmi_config_video_timing(hdmi, mode);
+ inno_hdmi_config_video_timing(hdmi, &new_crtc_state->adjusted_mode);
inno_hdmi_config_video_csc(hdmi);
- if (hdmi->hdmi_data.sink_is_hdmi) {
- inno_hdmi_config_video_avi(hdmi, mode);
- inno_hdmi_config_video_vsi(hdmi, mode);
- }
+ drm_atomic_helper_connector_hdmi_update_infoframes(connector, state);
/*
* When IP controller have configured to an accurate video
@@ -469,47 +846,63 @@ static int inno_hdmi_setup(struct inno_hdmi *hdmi,
* DCLK_LCDC, so we need to init the TMDS rate to mode pixel
* clock rate, and reconfigure the DDC clock.
*/
- hdmi->tmds_rate = mode->clock * 1000;
- inno_hdmi_i2c_init(hdmi);
+ inno_hdmi_i2c_init(hdmi, new_conn_state->hdmi.tmds_char_rate);
/* Unmute video and audio output */
hdmi_modb(hdmi, HDMI_AV_MUTE, m_AUDIO_MUTE | m_VIDEO_BLACK,
v_AUDIO_MUTE(0) | v_VIDEO_MUTE(0));
+ inno_hdmi_power_up(hdmi, new_conn_state->hdmi.tmds_char_rate);
+
return 0;
}
-static void inno_hdmi_encoder_mode_set(struct drm_encoder *encoder,
- struct drm_display_mode *mode,
- struct drm_display_mode *adj_mode)
+static enum drm_mode_status inno_hdmi_display_mode_valid(struct inno_hdmi *hdmi,
+ const struct drm_display_mode *mode)
{
- struct inno_hdmi *hdmi = to_inno_hdmi(encoder);
+ unsigned long mpixelclk, max_tolerance;
+ long rounded_refclk;
- inno_hdmi_setup(hdmi, adj_mode);
+ /* No support for double-clock modes */
+ if (mode->flags & DRM_MODE_FLAG_DBLCLK)
+ return MODE_BAD;
- /* Store the display mode for plugin/DPMS poweron events */
- memcpy(&hdmi->previous_mode, adj_mode, sizeof(hdmi->previous_mode));
-}
+ mpixelclk = mode->clock * 1000;
-static void inno_hdmi_encoder_enable(struct drm_encoder *encoder)
-{
- struct inno_hdmi *hdmi = to_inno_hdmi(encoder);
+ if (mpixelclk < INNO_HDMI_MIN_TMDS_CLOCK)
+ return MODE_CLOCK_LOW;
+
+ if (inno_hdmi_find_phy_config(hdmi, mpixelclk) < 0)
+ return MODE_CLOCK_HIGH;
+
+ if (hdmi->refclk) {
+ rounded_refclk = clk_round_rate(hdmi->refclk, mpixelclk);
+ if (rounded_refclk < 0)
+ return MODE_BAD;
+
+ /* Vesa DMT standard mentions +/- 0.5% max tolerance */
+ max_tolerance = mpixelclk / 200;
+ if (abs_diff((unsigned long)rounded_refclk, mpixelclk) > max_tolerance)
+ return MODE_NOCLOCK;
+ }
- inno_hdmi_set_pwr_mode(hdmi, NORMAL);
+ return MODE_OK;
}
-static void inno_hdmi_encoder_disable(struct drm_encoder *encoder)
+static void inno_hdmi_encoder_enable(struct drm_encoder *encoder,
+ struct drm_atomic_state *state)
{
- struct inno_hdmi *hdmi = to_inno_hdmi(encoder);
+ struct inno_hdmi *hdmi = encoder_to_inno_hdmi(encoder);
- inno_hdmi_set_pwr_mode(hdmi, LOWER_PWR);
+ inno_hdmi_setup(hdmi, state);
}
-static bool inno_hdmi_encoder_mode_fixup(struct drm_encoder *encoder,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adj_mode)
+static void inno_hdmi_encoder_disable(struct drm_encoder *encoder,
+ struct drm_atomic_state *state)
{
- return true;
+ struct inno_hdmi *hdmi = encoder_to_inno_hdmi(encoder);
+
+ inno_hdmi_standby(hdmi);
}
static int
@@ -518,25 +911,35 @@ inno_hdmi_encoder_atomic_check(struct drm_encoder *encoder,
struct drm_connector_state *conn_state)
{
struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc_state);
+ struct drm_display_mode *mode = &crtc_state->adjusted_mode;
+ u8 vic = drm_match_cea_mode(mode);
+ struct inno_hdmi_connector_state *inno_conn_state =
+ to_inno_hdmi_conn_state(conn_state);
s->output_mode = ROCKCHIP_OUT_MODE_P888;
s->output_type = DRM_MODE_CONNECTOR_HDMIA;
+ if (vic == 6 || vic == 7 ||
+ vic == 21 || vic == 22 ||
+ vic == 2 || vic == 3 ||
+ vic == 17 || vic == 18)
+ inno_conn_state->colorimetry = HDMI_COLORIMETRY_ITU_601;
+ else
+ inno_conn_state->colorimetry = HDMI_COLORIMETRY_ITU_709;
+
return 0;
}
-static struct drm_encoder_helper_funcs inno_hdmi_encoder_helper_funcs = {
- .enable = inno_hdmi_encoder_enable,
- .disable = inno_hdmi_encoder_disable,
- .mode_fixup = inno_hdmi_encoder_mode_fixup,
- .mode_set = inno_hdmi_encoder_mode_set,
- .atomic_check = inno_hdmi_encoder_atomic_check,
+static const struct drm_encoder_helper_funcs inno_hdmi_encoder_helper_funcs = {
+ .atomic_check = inno_hdmi_encoder_atomic_check,
+ .atomic_enable = inno_hdmi_encoder_enable,
+ .atomic_disable = inno_hdmi_encoder_disable,
};
static enum drm_connector_status
inno_hdmi_connector_detect(struct drm_connector *connector, bool force)
{
- struct inno_hdmi *hdmi = to_inno_hdmi(connector);
+ struct inno_hdmi *hdmi = connector_to_inno_hdmi(connector);
return (hdmi_readb(hdmi, HDMI_STATUS) & m_HOTPLUG) ?
connector_status_connected : connector_status_disconnected;
@@ -544,62 +947,97 @@ inno_hdmi_connector_detect(struct drm_connector *connector, bool force)
static int inno_hdmi_connector_get_modes(struct drm_connector *connector)
{
- struct inno_hdmi *hdmi = to_inno_hdmi(connector);
- struct edid *edid;
+ struct inno_hdmi *hdmi = connector_to_inno_hdmi(connector);
+ const struct drm_edid *drm_edid;
int ret = 0;
if (!hdmi->ddc)
return 0;
- edid = drm_get_edid(connector, hdmi->ddc);
- if (edid) {
- hdmi->hdmi_data.sink_is_hdmi = drm_detect_hdmi_monitor(edid);
- hdmi->hdmi_data.sink_has_audio = drm_detect_monitor_audio(edid);
- drm_connector_update_edid_property(connector, edid);
- ret = drm_add_edid_modes(connector, edid);
- kfree(edid);
- }
+ drm_edid = drm_edid_read_ddc(connector, hdmi->ddc);
+ drm_edid_connector_update(connector, drm_edid);
+ ret = drm_edid_connector_add_modes(connector);
+ drm_edid_free(drm_edid);
return ret;
}
static enum drm_mode_status
inno_hdmi_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
+ const struct drm_display_mode *mode)
{
- return MODE_OK;
+ struct inno_hdmi *hdmi = connector_to_inno_hdmi(connector);
+
+ return inno_hdmi_display_mode_valid(hdmi, mode);
}
-static int
-inno_hdmi_probe_single_connector_modes(struct drm_connector *connector,
- uint32_t maxX, uint32_t maxY)
+static void
+inno_hdmi_connector_destroy_state(struct drm_connector *connector,
+ struct drm_connector_state *state)
+{
+ struct inno_hdmi_connector_state *inno_conn_state =
+ to_inno_hdmi_conn_state(state);
+
+ __drm_atomic_helper_connector_destroy_state(&inno_conn_state->base);
+ kfree(inno_conn_state);
+}
+
+static void inno_hdmi_connector_reset(struct drm_connector *connector)
{
- return drm_helper_probe_single_connector_modes(connector, 1920, 1080);
+ struct inno_hdmi_connector_state *inno_conn_state;
+
+ if (connector->state) {
+ inno_hdmi_connector_destroy_state(connector, connector->state);
+ connector->state = NULL;
+ }
+
+ inno_conn_state = kzalloc(sizeof(*inno_conn_state), GFP_KERNEL);
+ if (!inno_conn_state)
+ return;
+
+ __drm_atomic_helper_connector_reset(connector, &inno_conn_state->base);
+ __drm_atomic_helper_connector_hdmi_reset(connector, connector->state);
+
+ inno_conn_state->colorimetry = HDMI_COLORIMETRY_ITU_709;
}
-static void inno_hdmi_connector_destroy(struct drm_connector *connector)
+static struct drm_connector_state *
+inno_hdmi_connector_duplicate_state(struct drm_connector *connector)
{
- drm_connector_unregister(connector);
- drm_connector_cleanup(connector);
+ struct inno_hdmi_connector_state *inno_conn_state;
+
+ if (WARN_ON(!connector->state))
+ return NULL;
+
+ inno_conn_state = kmemdup(to_inno_hdmi_conn_state(connector->state),
+ sizeof(*inno_conn_state), GFP_KERNEL);
+
+ if (!inno_conn_state)
+ return NULL;
+
+ __drm_atomic_helper_connector_duplicate_state(connector,
+ &inno_conn_state->base);
+
+ return &inno_conn_state->base;
}
static const struct drm_connector_funcs inno_hdmi_connector_funcs = {
- .fill_modes = inno_hdmi_probe_single_connector_modes,
+ .fill_modes = drm_helper_probe_single_connector_modes,
.detect = inno_hdmi_connector_detect,
- .destroy = inno_hdmi_connector_destroy,
- .reset = drm_atomic_helper_connector_reset,
- .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
- .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
+ .reset = inno_hdmi_connector_reset,
+ .atomic_duplicate_state = inno_hdmi_connector_duplicate_state,
+ .atomic_destroy_state = inno_hdmi_connector_destroy_state,
};
static struct drm_connector_helper_funcs inno_hdmi_connector_helper_funcs = {
+ .atomic_check = drm_atomic_helper_connector_hdmi_check,
.get_modes = inno_hdmi_connector_get_modes,
.mode_valid = inno_hdmi_connector_mode_valid,
};
static int inno_hdmi_register(struct drm_device *drm, struct inno_hdmi *hdmi)
{
- struct drm_encoder *encoder = &hdmi->encoder;
+ struct drm_encoder *encoder = &hdmi->encoder.encoder;
struct device *dev = hdmi->dev;
encoder->possible_crtcs = drm_of_find_possible_crtcs(drm, dev->of_node);
@@ -620,10 +1058,14 @@ static int inno_hdmi_register(struct drm_device *drm, struct inno_hdmi *hdmi)
drm_connector_helper_add(&hdmi->connector,
&inno_hdmi_connector_helper_funcs);
- drm_connector_init_with_ddc(drm, &hdmi->connector,
- &inno_hdmi_connector_funcs,
- DRM_MODE_CONNECTOR_HDMIA,
- hdmi->ddc);
+ drmm_connector_hdmi_init(drm, &hdmi->connector,
+ "Rockchip", "Inno HDMI",
+ &inno_hdmi_connector_funcs,
+ &inno_hdmi_hdmi_connector_funcs,
+ DRM_MODE_CONNECTOR_HDMIA,
+ hdmi->ddc,
+ BIT(HDMI_COLORSPACE_RGB),
+ 8);
drm_connector_attach_encoder(&hdmi->connector, encoder);
@@ -697,8 +1139,7 @@ static int inno_hdmi_i2c_write(struct inno_hdmi *hdmi, struct i2c_msg *msgs)
* we assume that each word write to this i2c adapter
* should be the offset of EDID word address.
*/
- if ((msgs->len != 1) ||
- ((msgs->addr != DDC_ADDR) && (msgs->addr != DDC_SEGMENT_ADDR)))
+ if (msgs->len != 1 || (msgs->addr != DDC_ADDR && msgs->addr != DDC_SEGMENT_ADDR))
return -EINVAL;
reinit_completion(&hdmi->i2c->cmp);
@@ -782,18 +1223,16 @@ static struct i2c_adapter *inno_hdmi_i2c_adapter(struct inno_hdmi *hdmi)
init_completion(&i2c->cmp);
adap = &i2c->adap;
- adap->class = I2C_CLASS_DDC;
adap->owner = THIS_MODULE;
adap->dev.parent = hdmi->dev;
adap->dev.of_node = hdmi->dev->of_node;
adap->algo = &inno_hdmi_algorithm;
- strlcpy(adap->name, "Inno HDMI", sizeof(adap->name));
+ strscpy(adap->name, "Inno HDMI", sizeof(adap->name));
i2c_set_adapdata(adap, hdmi);
- ret = i2c_add_adapter(adap);
+ ret = devm_i2c_add_adapter(hdmi->dev, adap);
if (ret) {
dev_warn(hdmi->dev, "cannot add %s I2C adapter\n", adap->name);
- devm_kfree(hdmi->dev, i2c);
return ERR_PTR(ret);
}
@@ -810,7 +1249,7 @@ static int inno_hdmi_bind(struct device *dev, struct device *master,
struct platform_device *pdev = to_platform_device(dev);
struct drm_device *drm = data;
struct inno_hdmi *hdmi;
- struct resource *iores;
+ const struct inno_hdmi_variant *variant;
int irq;
int ret;
@@ -819,59 +1258,48 @@ static int inno_hdmi_bind(struct device *dev, struct device *master,
return -ENOMEM;
hdmi->dev = dev;
- hdmi->drm_dev = drm;
- iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- hdmi->regs = devm_ioremap_resource(dev, iores);
+ variant = of_device_get_match_data(hdmi->dev);
+ if (!variant)
+ return -EINVAL;
+
+ hdmi->variant = variant;
+
+ hdmi->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(hdmi->regs))
return PTR_ERR(hdmi->regs);
- hdmi->pclk = devm_clk_get(hdmi->dev, "pclk");
- if (IS_ERR(hdmi->pclk)) {
- DRM_DEV_ERROR(hdmi->dev, "Unable to get HDMI pclk clk\n");
- return PTR_ERR(hdmi->pclk);
- }
+ hdmi->pclk = devm_clk_get_enabled(hdmi->dev, "pclk");
+ if (IS_ERR(hdmi->pclk))
+ return dev_err_probe(dev, PTR_ERR(hdmi->pclk), "Unable to get HDMI pclk\n");
- ret = clk_prepare_enable(hdmi->pclk);
- if (ret) {
- DRM_DEV_ERROR(hdmi->dev,
- "Cannot enable HDMI pclk clock: %d\n", ret);
- return ret;
+ hdmi->refclk = devm_clk_get_optional_enabled(hdmi->dev, "ref");
+ if (IS_ERR(hdmi->refclk))
+ return dev_err_probe(dev, PTR_ERR(hdmi->refclk), "Unable to get HDMI refclk\n");
+
+ if (hdmi->variant->dev_type == RK3036_HDMI) {
+ hdmi->grf = syscon_regmap_lookup_by_phandle(dev->of_node, "rockchip,grf");
+ if (IS_ERR(hdmi->grf))
+ return dev_err_probe(dev,
+ PTR_ERR(hdmi->grf), "Unable to get rockchip,grf\n");
}
irq = platform_get_irq(pdev, 0);
- if (irq < 0) {
- ret = irq;
- goto err_disable_clk;
- }
+ if (irq < 0)
+ return irq;
- inno_hdmi_reset(hdmi);
+ inno_hdmi_init_hw(hdmi);
hdmi->ddc = inno_hdmi_i2c_adapter(hdmi);
- if (IS_ERR(hdmi->ddc)) {
- ret = PTR_ERR(hdmi->ddc);
- hdmi->ddc = NULL;
- goto err_disable_clk;
- }
-
- /*
- * When IP controller haven't configured to an accurate video
- * timing, then the TMDS clock source would be switched to
- * PCLK_HDMI, so we need to init the TMDS rate to PCLK rate,
- * and reconfigure the DDC clock.
- */
- hdmi->tmds_rate = clk_get_rate(hdmi->pclk);
- inno_hdmi_i2c_init(hdmi);
+ if (IS_ERR(hdmi->ddc))
+ return PTR_ERR(hdmi->ddc);
ret = inno_hdmi_register(drm, hdmi);
if (ret)
- goto err_put_adapter;
+ return ret;
dev_set_drvdata(dev, hdmi);
- /* Unmute hotplug interrupt */
- hdmi_modb(hdmi, HDMI_STATUS, m_MASK_INT_HOTPLUG, v_MASK_INT_HOTPLUG(1));
-
ret = devm_request_threaded_irq(dev, irq, inno_hdmi_hardirq,
inno_hdmi_irq, IRQF_SHARED,
dev_name(dev), hdmi);
@@ -881,11 +1309,7 @@ static int inno_hdmi_bind(struct device *dev, struct device *master,
return 0;
err_cleanup_hdmi:
hdmi->connector.funcs->destroy(&hdmi->connector);
- hdmi->encoder.funcs->destroy(&hdmi->encoder);
-err_put_adapter:
- i2c_put_adapter(hdmi->ddc);
-err_disable_clk:
- clk_disable_unprepare(hdmi->pclk);
+ hdmi->encoder.encoder.funcs->destroy(&hdmi->encoder.encoder);
return ret;
}
@@ -895,10 +1319,7 @@ static void inno_hdmi_unbind(struct device *dev, struct device *master,
struct inno_hdmi *hdmi = dev_get_drvdata(dev);
hdmi->connector.funcs->destroy(&hdmi->connector);
- hdmi->encoder.funcs->destroy(&hdmi->encoder);
-
- i2c_put_adapter(hdmi->ddc);
- clk_disable_unprepare(hdmi->pclk);
+ hdmi->encoder.encoder.funcs->destroy(&hdmi->encoder.encoder);
}
static const struct component_ops inno_hdmi_ops = {
@@ -911,15 +1332,29 @@ static int inno_hdmi_probe(struct platform_device *pdev)
return component_add(&pdev->dev, &inno_hdmi_ops);
}
-static int inno_hdmi_remove(struct platform_device *pdev)
+static void inno_hdmi_remove(struct platform_device *pdev)
{
component_del(&pdev->dev, &inno_hdmi_ops);
-
- return 0;
}
+static const struct inno_hdmi_variant rk3036_inno_hdmi_variant = {
+ .dev_type = RK3036_HDMI,
+ .phy_configs = rk3036_hdmi_phy_configs,
+ .default_phy_config = &rk3036_hdmi_phy_configs[1],
+};
+
+static const struct inno_hdmi_variant rk3128_inno_hdmi_variant = {
+ .dev_type = RK3128_HDMI,
+ .phy_configs = rk3128_hdmi_phy_configs,
+ .default_phy_config = &rk3128_hdmi_phy_configs[1],
+};
+
static const struct of_device_id inno_hdmi_dt_ids[] = {
{ .compatible = "rockchip,rk3036-inno-hdmi",
+ .data = &rk3036_inno_hdmi_variant,
+ },
+ { .compatible = "rockchip,rk3128-inno-hdmi",
+ .data = &rk3128_inno_hdmi_variant,
},
{},
};
generated by cgit (git 2.34.1) at 2025-12-25 02:45:02 +0000