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Message-ID: <5679EFB8.9080909@rock-chips.com>
Date: Wed, 23 Dec 2015 08:50:00 +0800
From: Yakir Yang <ykk@...k-chips.com>
To: Jingoo Han <jingoohan1@...il.com>,
'Inki Dae' <inki.dae@...sung.com>,
'Mark Yao' <mark.yao@...k-chips.com>,
'Heiko Stuebner' <heiko@...ech.de>
Cc: 'Thierry Reding' <treding@...dia.com>,
'Krzysztof Kozlowski' <k.kozlowski@...sung.com>,
'Rob Herring' <robh+dt@...nel.org>,
'Russell King' <linux@....linux.org.uk>,
emil.l.velikov@...il.com,
'Gustavo Padovan' <gustavo.padovan@...labora.co.uk>,
'Kishon Vijay Abraham I' <kishon@...com>,
javier@....samsung.com, 'Andy Yan' <andy.yan@...k-chips.com>,
dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
linux-rockchip@...ts.infradead.org,
linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v11 02/19] drm: bridge: analogix/dp: fix some obvious code
style
On 12/22/2015 08:05 PM, Jingoo Han wrote:
> On Wednesday, December 16, 2015 12:26 PM, Yakir Yang wrote:
>> Fix some obvious alignment problems, like alignment and line
>> over 80 characters problems, make this easy to be maintained
>> later.
>>
>> Signed-off-by: Yakir Yang <ykk@...k-chips.com>
>> Reviewed-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
>> Tested-by: Javier Martinez Canillas <javier@....samsung.com>
> Acked-by: Jingoo Han <jingoohan1@...il.com>
Thanks,
- Yakir
> Best regards,
> Jingoo Han
>
>> ---
>> Changes in v11: None
>> Changes in v10: None
>> Changes in v9: None
>> Changes in v8: None
>> Changes in v7: None
>> Changes in v6: None
>> Changes in v5:
>> - Resequence this patch after analogix_dp driver have been split
>> from exynos_dp code, and rephrase reasonable commit message, and
>> remove some controversial style (Krzysztof)
>> - analogix_dp_write_byte_to_dpcd(
>> - dp, DP_TEST_RESPONSE,
>> + analogix_dp_write_byte_to_dpcd(dp,
>> + DP_TEST_RESPONSE,
>> DP_TEST_EDID_CHECKSUM_WRITE);
>>
>> Changes in v4: None
>> Changes in v3: None
>> Changes in v2:
>> - Improved commit message more readable, and avoid using some
>> uncommon style like bellow: (Joe Preches)
>> - retval = exynos_dp_read_bytes_from_i2c(...
>> ...);
>> + retval =
>> + exynos_dp_read_bytes_from_i2c(......);
>>
>> drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 129 ++++++++++-----------
>> drivers/gpu/drm/bridge/analogix/analogix_dp_core.h | 72 ++++++------
>> drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c | 124 ++++++++++----------
>> 3 files changed, 163 insertions(+), 162 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
>> b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
>> index fb8bda8..4a05c2b 100644
>> --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
>> +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
>> @@ -61,7 +61,7 @@ static int analogix_dp_detect_hpd(struct analogix_dp_device *dp)
>>
>> while (analogix_dp_get_plug_in_status(dp) != 0) {
>> timeout_loop++;
>> - if (DP_TIMEOUT_LOOP_COUNT < timeout_loop) {
>> + if (timeout_loop > DP_TIMEOUT_LOOP_COUNT) {
>> dev_err(dp->dev, "failed to get hpd plug status\n");
>> return -ETIMEDOUT;
>> }
>> @@ -98,8 +98,8 @@ static int analogix_dp_read_edid(struct analogix_dp_device *dp)
>>
>> /* Read Extension Flag, Number of 128-byte EDID extension blocks */
>> retval = analogix_dp_read_byte_from_i2c(dp, I2C_EDID_DEVICE_ADDR,
>> - EDID_EXTENSION_FLAG,
>> - &extend_block);
>> + EDID_EXTENSION_FLAG,
>> + &extend_block);
>> if (retval)
>> return retval;
>>
>> @@ -107,7 +107,8 @@ static int analogix_dp_read_edid(struct analogix_dp_device *dp)
>> dev_dbg(dp->dev, "EDID data includes a single extension!\n");
>>
>> /* Read EDID data */
>> - retval = analogix_dp_read_bytes_from_i2c(dp, I2C_EDID_DEVICE_ADDR,
>> + retval = analogix_dp_read_bytes_from_i2c(dp,
>> + I2C_EDID_DEVICE_ADDR,
>> EDID_HEADER_PATTERN,
>> EDID_BLOCK_LENGTH,
>> &edid[EDID_HEADER_PATTERN]);
>> @@ -138,7 +139,7 @@ static int analogix_dp_read_edid(struct analogix_dp_device *dp)
>> }
>>
>> analogix_dp_read_byte_from_dpcd(dp, DP_TEST_REQUEST,
>> - &test_vector);
>> + &test_vector);
>> if (test_vector & DP_TEST_LINK_EDID_READ) {
>> analogix_dp_write_byte_to_dpcd(dp,
>> DP_TEST_EDID_CHECKSUM,
>> @@ -152,10 +153,8 @@ static int analogix_dp_read_edid(struct analogix_dp_device *dp)
>>
>> /* Read EDID data */
>> retval = analogix_dp_read_bytes_from_i2c(dp,
>> - I2C_EDID_DEVICE_ADDR,
>> - EDID_HEADER_PATTERN,
>> - EDID_BLOCK_LENGTH,
>> - &edid[EDID_HEADER_PATTERN]);
>> + I2C_EDID_DEVICE_ADDR, EDID_HEADER_PATTERN,
>> + EDID_BLOCK_LENGTH, &edid[EDID_HEADER_PATTERN]);
>> if (retval != 0) {
>> dev_err(dp->dev, "EDID Read failed!\n");
>> return -EIO;
>> @@ -166,16 +165,13 @@ static int analogix_dp_read_edid(struct analogix_dp_device *dp)
>> return -EIO;
>> }
>>
>> - analogix_dp_read_byte_from_dpcd(dp,
>> - DP_TEST_REQUEST,
>> - &test_vector);
>> + analogix_dp_read_byte_from_dpcd(dp, DP_TEST_REQUEST,
>> + &test_vector);
>> if (test_vector & DP_TEST_LINK_EDID_READ) {
>> analogix_dp_write_byte_to_dpcd(dp,
>> - DP_TEST_EDID_CHECKSUM,
>> - edid[EDID_CHECKSUM]);
>> + DP_TEST_EDID_CHECKSUM, edid[EDID_CHECKSUM]);
>> analogix_dp_write_byte_to_dpcd(dp,
>> - DP_TEST_RESPONSE,
>> - DP_TEST_EDID_CHECKSUM_WRITE);
>> + DP_TEST_RESPONSE, DP_TEST_EDID_CHECKSUM_WRITE);
>> }
>> }
>>
>> @@ -190,8 +186,7 @@ static int analogix_dp_handle_edid(struct analogix_dp_device *dp)
>> int retval;
>>
>> /* Read DPCD DP_DPCD_REV~RECEIVE_PORT1_CAP_1 */
>> - retval = analogix_dp_read_bytes_from_dpcd(dp, DP_DPCD_REV,
>> - 12, buf);
>> + retval = analogix_dp_read_bytes_from_dpcd(dp, DP_DPCD_REV, 12, buf);
>> if (retval)
>> return retval;
>>
>> @@ -205,8 +200,9 @@ static int analogix_dp_handle_edid(struct analogix_dp_device *dp)
>> return retval;
>> }
>>
>> -static void analogix_dp_enable_rx_to_enhanced_mode(struct analogix_dp_device *dp,
>> - bool enable)
>> +static void
>> +analogix_dp_enable_rx_to_enhanced_mode(struct analogix_dp_device *dp,
>> + bool enable)
>> {
>> u8 data;
>>
>> @@ -214,11 +210,11 @@ static void analogix_dp_enable_rx_to_enhanced_mode(struct analogix_dp_device *dp
>>
>> if (enable)
>> analogix_dp_write_byte_to_dpcd(dp, DP_LANE_COUNT_SET,
>> - DP_LANE_COUNT_ENHANCED_FRAME_EN |
>> - DPCD_LANE_COUNT_SET(data));
>> + DP_LANE_COUNT_ENHANCED_FRAME_EN |
>> + DPCD_LANE_COUNT_SET(data));
>> else
>> analogix_dp_write_byte_to_dpcd(dp, DP_LANE_COUNT_SET,
>> - DPCD_LANE_COUNT_SET(data));
>> + DPCD_LANE_COUNT_SET(data));
>> }
>>
>> static int analogix_dp_is_enhanced_mode_available(struct analogix_dp_device *dp)
>> @@ -245,13 +241,13 @@ static void analogix_dp_training_pattern_dis(struct analogix_dp_device *dp)
>> {
>> analogix_dp_set_training_pattern(dp, DP_NONE);
>>
>> - analogix_dp_write_byte_to_dpcd(dp,
>> - DP_TRAINING_PATTERN_SET,
>> - DP_TRAINING_PATTERN_DISABLE);
>> + analogix_dp_write_byte_to_dpcd(dp, DP_TRAINING_PATTERN_SET,
>> + DP_TRAINING_PATTERN_DISABLE);
>> }
>>
>> -static void analogix_dp_set_lane_lane_pre_emphasis(struct analogix_dp_device *dp,
>> - int pre_emphasis, int lane)
>> +static void
>> +analogix_dp_set_lane_lane_pre_emphasis(struct analogix_dp_device *dp,
>> + int pre_emphasis, int lane)
>> {
>> switch (lane) {
>> case 0:
>> @@ -291,8 +287,7 @@ static int analogix_dp_link_start(struct analogix_dp_device *dp)
>> /* Setup RX configuration */
>> buf[0] = dp->link_train.link_rate;
>> buf[1] = dp->link_train.lane_count;
>> - retval = analogix_dp_write_bytes_to_dpcd(dp, DP_LINK_BW_SET,
>> - 2, buf);
>> + retval = analogix_dp_write_bytes_to_dpcd(dp, DP_LINK_BW_SET, 2, buf);
>> if (retval)
>> return retval;
>>
>> @@ -328,7 +323,7 @@ static int analogix_dp_link_start(struct analogix_dp_device *dp)
>> DP_TRAIN_VOLTAGE_SWING_LEVEL_0;
>>
>> retval = analogix_dp_write_bytes_to_dpcd(dp, DP_TRAINING_LANE0_SET,
>> - lane_count, buf);
>> + lane_count, buf);
>>
>> return retval;
>> }
>> @@ -336,7 +331,7 @@ static int analogix_dp_link_start(struct analogix_dp_device *dp)
>> static unsigned char analogix_dp_get_lane_status(u8 link_status[2], int lane)
>> {
>> int shift = (lane & 1) * 4;
>> - u8 link_value = link_status[lane>>1];
>> + u8 link_value = link_status[lane >> 1];
>>
>> return (link_value >> shift) & 0xf;
>> }
>> @@ -355,7 +350,7 @@ static int analogix_dp_clock_recovery_ok(u8 link_status[2], int lane_count)
>> }
>>
>> static int analogix_dp_channel_eq_ok(u8 link_status[2], u8 link_align,
>> - int lane_count)
>> + int lane_count)
>> {
>> int lane;
>> u8 lane_status;
>> @@ -373,11 +368,11 @@ static int analogix_dp_channel_eq_ok(u8 link_status[2], u8 link_align,
>> return 0;
>> }
>>
>> -static unsigned char analogix_dp_get_adjust_request_voltage(u8 adjust_request[2],
>> - int lane)
>> +static unsigned char
>> +analogix_dp_get_adjust_request_voltage(u8 adjust_request[2], int lane)
>> {
>> int shift = (lane & 1) * 4;
>> - u8 link_value = adjust_request[lane>>1];
>> + u8 link_value = adjust_request[lane >> 1];
>>
>> return (link_value >> shift) & 0x3;
>> }
>> @@ -387,13 +382,13 @@ static unsigned char analogix_dp_get_adjust_request_pre_emphasis(
>> int lane)
>> {
>> int shift = (lane & 1) * 4;
>> - u8 link_value = adjust_request[lane>>1];
>> + u8 link_value = adjust_request[lane >> 1];
>>
>> return ((link_value >> shift) & 0xc) >> 2;
>> }
>>
>> static void analogix_dp_set_lane_link_training(struct analogix_dp_device *dp,
>> - u8 training_lane_set, int lane)
>> + u8 training_lane_set, int lane)
>> {
>> switch (lane) {
>> case 0:
>> @@ -413,9 +408,9 @@ static void analogix_dp_set_lane_link_training(struct analogix_dp_device *dp,
>> }
>> }
>>
>> -static unsigned int analogix_dp_get_lane_link_training(
>> - struct analogix_dp_device *dp,
>> - int lane)
>> +static unsigned int
>> +analogix_dp_get_lane_link_training(struct analogix_dp_device *dp,
>> + int lane)
>> {
>> u32 reg;
>>
>> @@ -449,7 +444,7 @@ static void analogix_dp_reduce_link_rate(struct analogix_dp_device *dp)
>> }
>>
>> static void analogix_dp_get_adjust_training_lane(struct analogix_dp_device *dp,
>> - u8 adjust_request[2])
>> + u8 adjust_request[2])
>> {
>> int lane, lane_count;
>> u8 voltage_swing, pre_emphasis, training_lane;
>> @@ -622,7 +617,7 @@ static int analogix_dp_process_equalizer_training(struct analogix_dp_device *dp)
>> }
>>
>> static void analogix_dp_get_max_rx_bandwidth(struct analogix_dp_device *dp,
>> - u8 *bandwidth)
>> + u8 *bandwidth)
>> {
>> u8 data;
>>
>> @@ -635,7 +630,7 @@ static void analogix_dp_get_max_rx_bandwidth(struct analogix_dp_device *dp,
>> }
>>
>> static void analogix_dp_get_max_rx_lane_count(struct analogix_dp_device *dp,
>> - u8 *lane_count)
>> + u8 *lane_count)
>> {
>> u8 data;
>>
>> @@ -648,8 +643,8 @@ static void analogix_dp_get_max_rx_lane_count(struct analogix_dp_device *dp,
>> }
>>
>> static void analogix_dp_init_training(struct analogix_dp_device *dp,
>> - enum link_lane_count_type max_lane,
>> - enum link_rate_type max_rate)
>> + enum link_lane_count_type max_lane,
>> + enum link_rate_type max_rate)
>> {
>> /*
>> * MACRO_RST must be applied after the PLL_LOCK to avoid
>> @@ -662,7 +657,7 @@ static void analogix_dp_init_training(struct analogix_dp_device *dp,
>> analogix_dp_get_max_rx_lane_count(dp, &dp->link_train.lane_count);
>>
>> if ((dp->link_train.link_rate != LINK_RATE_1_62GBPS) &&
>> - (dp->link_train.link_rate != LINK_RATE_2_70GBPS)) {
>> + (dp->link_train.link_rate != LINK_RATE_2_70GBPS)) {
>> dev_err(dp->dev, "Rx Max Link Rate is abnormal :%x !\n",
>> dp->link_train.link_rate);
>> dp->link_train.link_rate = LINK_RATE_1_62GBPS;
>> @@ -722,8 +717,7 @@ static int analogix_dp_sw_link_training(struct analogix_dp_device *dp)
>> }
>>
>> static int analogix_dp_set_link_train(struct analogix_dp_device *dp,
>> - u32 count,
>> - u32 bwtype)
>> + u32 count, u32 bwtype)
>> {
>> int i;
>> int retval;
>> @@ -759,7 +753,7 @@ static int analogix_dp_config_video(struct analogix_dp_device *dp)
>> timeout_loop++;
>> if (analogix_dp_is_slave_video_stream_clock_on(dp) == 0)
>> break;
>> - if (DP_TIMEOUT_LOOP_COUNT < timeout_loop) {
>> + if (timeout_loop > DP_TIMEOUT_LOOP_COUNT) {
>> dev_err(dp->dev, "Timeout of video streamclk ok\n");
>> return -ETIMEDOUT;
>> }
>> @@ -790,7 +784,7 @@ static int analogix_dp_config_video(struct analogix_dp_device *dp)
>> } else if (done_count) {
>> done_count = 0;
>> }
>> - if (DP_TIMEOUT_LOOP_COUNT < timeout_loop) {
>> + if (timeout_loop > DP_TIMEOUT_LOOP_COUNT) {
>> dev_err(dp->dev, "Timeout of video streamclk ok\n");
>> return -ETIMEDOUT;
>> }
>> @@ -804,25 +798,24 @@ static int analogix_dp_config_video(struct analogix_dp_device *dp)
>> return retval;
>> }
>>
>> -static void analogix_dp_enable_scramble(struct analogix_dp_device *dp, bool enable)
>> +static void analogix_dp_enable_scramble(struct analogix_dp_device *dp,
>> + bool enable)
>> {
>> u8 data;
>>
>> if (enable) {
>> analogix_dp_enable_scrambling(dp);
>>
>> - analogix_dp_read_byte_from_dpcd(dp,
>> - DP_TRAINING_PATTERN_SET,
>> - &data);
>> + analogix_dp_read_byte_from_dpcd(dp, DP_TRAINING_PATTERN_SET,
>> + &data);
>> analogix_dp_write_byte_to_dpcd(dp,
>> DP_TRAINING_PATTERN_SET,
>> (u8)(data & ~DP_LINK_SCRAMBLING_DISABLE));
>> } else {
>> analogix_dp_disable_scrambling(dp);
>>
>> - analogix_dp_read_byte_from_dpcd(dp,
>> - DP_TRAINING_PATTERN_SET,
>> - &data);
>> + analogix_dp_read_byte_from_dpcd(dp, DP_TRAINING_PATTERN_SET,
>> + &data);
>> analogix_dp_write_byte_to_dpcd(dp,
>> DP_TRAINING_PATTERN_SET,
>> (u8)(data | DP_LINK_SCRAMBLING_DISABLE));
>> @@ -895,7 +888,7 @@ static void analogix_dp_commit(struct analogix_dp_device *dp)
>> }
>>
>> ret = analogix_dp_set_link_train(dp, dp->video_info->lane_count,
>> - dp->video_info->link_rate);
>> + dp->video_info->link_rate);
>> if (ret) {
>> dev_err(dp->dev, "unable to do link train\n");
>> return;
>> @@ -1085,8 +1078,8 @@ static struct video_info *analogix_dp_dt_parse_pdata(struct device *dev)
>> struct device_node *dp_node = dev->of_node;
>> struct video_info *dp_video_config;
>>
>> - dp_video_config = devm_kzalloc(dev,
>> - sizeof(*dp_video_config), GFP_KERNEL);
>> + dp_video_config = devm_kzalloc(dev, sizeof(*dp_video_config),
>> + GFP_KERNEL);
>> if (!dp_video_config)
>> return ERR_PTR(-ENOMEM);
>>
>> @@ -1100,37 +1093,37 @@ static struct video_info *analogix_dp_dt_parse_pdata(struct device *dev)
>> of_property_read_bool(dp_node, "interlaced");
>>
>> if (of_property_read_u32(dp_node, "samsung,color-space",
>> - &dp_video_config->color_space)) {
>> + &dp_video_config->color_space)) {
>> dev_err(dev, "failed to get color-space\n");
>> return ERR_PTR(-EINVAL);
>> }
>>
>> if (of_property_read_u32(dp_node, "samsung,dynamic-range",
>> - &dp_video_config->dynamic_range)) {
>> + &dp_video_config->dynamic_range)) {
>> dev_err(dev, "failed to get dynamic-range\n");
>> return ERR_PTR(-EINVAL);
>> }
>>
>> if (of_property_read_u32(dp_node, "samsung,ycbcr-coeff",
>> - &dp_video_config->ycbcr_coeff)) {
>> + &dp_video_config->ycbcr_coeff)) {
>> dev_err(dev, "failed to get ycbcr-coeff\n");
>> return ERR_PTR(-EINVAL);
>> }
>>
>> if (of_property_read_u32(dp_node, "samsung,color-depth",
>> - &dp_video_config->color_depth)) {
>> + &dp_video_config->color_depth)) {
>> dev_err(dev, "failed to get color-depth\n");
>> return ERR_PTR(-EINVAL);
>> }
>>
>> if (of_property_read_u32(dp_node, "samsung,link-rate",
>> - &dp_video_config->link_rate)) {
>> + &dp_video_config->link_rate)) {
>> dev_err(dev, "failed to get link-rate\n");
>> return ERR_PTR(-EINVAL);
>> }
>>
>> if (of_property_read_u32(dp_node, "samsung,lane-count",
>> - &dp_video_config->lane_count)) {
>> + &dp_video_config->lane_count)) {
>> dev_err(dev, "failed to get lane-count\n");
>> return ERR_PTR(-EINVAL);
>> }
>> @@ -1239,7 +1232,7 @@ int analogix_dp_bind(struct device *dev, struct drm_device *drm_dev,
>> pm_runtime_enable(dev);
>>
>> ret = devm_request_irq(&pdev->dev, dp->irq, analogix_dp_irq_handler,
>> - irq_flags, "analogix-dp", dp);
>> + irq_flags, "analogix-dp", dp);
>> if (ret) {
>> dev_err(&pdev->dev, "failed to request irq\n");
>> goto err_disable_pm_runtime;
>> diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.h
>> b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.h
>> index 1925216..8e84208 100644
>> --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.h
>> +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.h
>> @@ -187,50 +187,55 @@ int analogix_dp_get_plug_in_status(struct analogix_dp_device *dp);
>> void analogix_dp_enable_sw_function(struct analogix_dp_device *dp);
>> int analogix_dp_start_aux_transaction(struct analogix_dp_device *dp);
>> int analogix_dp_write_byte_to_dpcd(struct analogix_dp_device *dp,
>> - unsigned int reg_addr,
>> - unsigned char data);
>> + unsigned int reg_addr,
>> + unsigned char data);
>> int analogix_dp_read_byte_from_dpcd(struct analogix_dp_device *dp,
>> - unsigned int reg_addr,
>> - unsigned char *data);
>> + unsigned int reg_addr,
>> + unsigned char *data);
>> int analogix_dp_write_bytes_to_dpcd(struct analogix_dp_device *dp,
>> - unsigned int reg_addr,
>> - unsigned int count,
>> - unsigned char data[]);
>> + unsigned int reg_addr,
>> + unsigned int count,
>> + unsigned char data[]);
>> int analogix_dp_read_bytes_from_dpcd(struct analogix_dp_device *dp,
>> - unsigned int reg_addr,
>> - unsigned int count,
>> - unsigned char data[]);
>> + unsigned int reg_addr,
>> + unsigned int count,
>> + unsigned char data[]);
>> int analogix_dp_select_i2c_device(struct analogix_dp_device *dp,
>> - unsigned int device_addr,
>> - unsigned int reg_addr);
>> + unsigned int device_addr,
>> + unsigned int reg_addr);
>> int analogix_dp_read_byte_from_i2c(struct analogix_dp_device *dp,
>> - unsigned int device_addr,
>> - unsigned int reg_addr,
>> - unsigned int *data);
>> + unsigned int device_addr,
>> + unsigned int reg_addr,
>> + unsigned int *data);
>> int analogix_dp_read_bytes_from_i2c(struct analogix_dp_device *dp,
>> - unsigned int device_addr,
>> - unsigned int reg_addr,
>> - unsigned int count,
>> - unsigned char edid[]);
>> + unsigned int device_addr,
>> + unsigned int reg_addr,
>> + unsigned int count,
>> + unsigned char edid[]);
>> void analogix_dp_set_link_bandwidth(struct analogix_dp_device *dp, u32 bwtype);
>> void analogix_dp_get_link_bandwidth(struct analogix_dp_device *dp, u32 *bwtype);
>> void analogix_dp_set_lane_count(struct analogix_dp_device *dp, u32 count);
>> void analogix_dp_get_lane_count(struct analogix_dp_device *dp, u32 *count);
>> -void analogix_dp_enable_enhanced_mode(struct analogix_dp_device *dp, bool enable);
>> +void analogix_dp_enable_enhanced_mode(struct analogix_dp_device *dp,
>> + bool enable);
>> void analogix_dp_set_training_pattern(struct analogix_dp_device *dp,
>> - enum pattern_set pattern);
>> -void analogix_dp_set_lane0_pre_emphasis(struct analogix_dp_device *dp, u32 level);
>> -void analogix_dp_set_lane1_pre_emphasis(struct analogix_dp_device *dp, u32 level);
>> -void analogix_dp_set_lane2_pre_emphasis(struct analogix_dp_device *dp, u32 level);
>> -void analogix_dp_set_lane3_pre_emphasis(struct analogix_dp_device *dp, u32 level);
>> + enum pattern_set pattern);
>> +void analogix_dp_set_lane0_pre_emphasis(struct analogix_dp_device *dp,
>> + u32 level);
>> +void analogix_dp_set_lane1_pre_emphasis(struct analogix_dp_device *dp,
>> + u32 level);
>> +void analogix_dp_set_lane2_pre_emphasis(struct analogix_dp_device *dp,
>> + u32 level);
>> +void analogix_dp_set_lane3_pre_emphasis(struct analogix_dp_device *dp,
>> + u32 level);
>> void analogix_dp_set_lane0_link_training(struct analogix_dp_device *dp,
>> - u32 training_lane);
>> + u32 training_lane);
>> void analogix_dp_set_lane1_link_training(struct analogix_dp_device *dp,
>> - u32 training_lane);
>> + u32 training_lane);
>> void analogix_dp_set_lane2_link_training(struct analogix_dp_device *dp,
>> - u32 training_lane);
>> + u32 training_lane);
>> void analogix_dp_set_lane3_link_training(struct analogix_dp_device *dp,
>> - u32 training_lane);
>> + u32 training_lane);
>> u32 analogix_dp_get_lane0_link_training(struct analogix_dp_device *dp);
>> u32 analogix_dp_get_lane1_link_training(struct analogix_dp_device *dp);
>> u32 analogix_dp_get_lane2_link_training(struct analogix_dp_device *dp);
>> @@ -241,11 +246,12 @@ void analogix_dp_init_video(struct analogix_dp_device *dp);
>> void analogix_dp_set_video_color_format(struct analogix_dp_device *dp);
>> int analogix_dp_is_slave_video_stream_clock_on(struct analogix_dp_device *dp);
>> void analogix_dp_set_video_cr_mn(struct analogix_dp_device *dp,
>> - enum clock_recovery_m_value_type type,
>> - u32 m_value,
>> - u32 n_value);
>> + enum clock_recovery_m_value_type type,
>> + u32 m_value,
>> + u32 n_value);
>> void analogix_dp_set_video_timing_mode(struct analogix_dp_device *dp, u32 type);
>> -void analogix_dp_enable_video_master(struct analogix_dp_device *dp, bool enable);
>> +void analogix_dp_enable_video_master(struct analogix_dp_device *dp,
>> + bool enable);
>> void analogix_dp_start_video(struct analogix_dp_device *dp);
>> int analogix_dp_is_video_stream_on(struct analogix_dp_device *dp);
>> void analogix_dp_config_video_slave_mode(struct analogix_dp_device *dp);
>> diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
>> b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
>> index 442cc66..a388c0a 100644
>> --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
>> +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
>> @@ -54,10 +54,10 @@ void analogix_dp_lane_swap(struct analogix_dp_device *dp, bool enable)
>>
>> if (enable)
>> reg = LANE3_MAP_LOGIC_LANE_0 | LANE2_MAP_LOGIC_LANE_1 |
>> - LANE1_MAP_LOGIC_LANE_2 | LANE0_MAP_LOGIC_LANE_3;
>> + LANE1_MAP_LOGIC_LANE_2 | LANE0_MAP_LOGIC_LANE_3;
>> else
>> reg = LANE3_MAP_LOGIC_LANE_3 | LANE2_MAP_LOGIC_LANE_2 |
>> - LANE1_MAP_LOGIC_LANE_1 | LANE0_MAP_LOGIC_LANE_0;
>> + LANE1_MAP_LOGIC_LANE_1 | LANE0_MAP_LOGIC_LANE_0;
>>
>> writel(reg, dp->reg_base + ANALOGIX_DP_LANE_MAP);
>> }
>> @@ -202,8 +202,8 @@ void analogix_dp_set_pll_power_down(struct analogix_dp_device *dp, bool enable)
>> }
>>
>> void analogix_dp_set_analog_power_down(struct analogix_dp_device *dp,
>> - enum analog_power_block block,
>> - bool enable)
>> + enum analog_power_block block,
>> + bool enable)
>> {
>> u32 reg;
>>
>> @@ -399,8 +399,8 @@ void analogix_dp_init_aux(struct analogix_dp_device *dp)
>> analogix_dp_reset_aux(dp);
>>
>> /* Disable AUX transaction H/W retry */
>> - reg = AUX_BIT_PERIOD_EXPECTED_DELAY(3) | AUX_HW_RETRY_COUNT_SEL(0)|
>> - AUX_HW_RETRY_INTERVAL_600_MICROSECONDS;
>> + reg = AUX_BIT_PERIOD_EXPECTED_DELAY(3) | AUX_HW_RETRY_COUNT_SEL(0) |
>> + AUX_HW_RETRY_INTERVAL_600_MICROSECONDS;
>> writel(reg, dp->reg_base + ANALOGIX_DP_AUX_HW_RETRY_CTL);
>>
>> /* Receive AUX Channel DEFER commands equal to DEFFER_COUNT*64 */
>> @@ -483,8 +483,8 @@ int analogix_dp_start_aux_transaction(struct analogix_dp_device *dp)
>> }
>>
>> int analogix_dp_write_byte_to_dpcd(struct analogix_dp_device *dp,
>> - unsigned int reg_addr,
>> - unsigned char data)
>> + unsigned int reg_addr,
>> + unsigned char data)
>> {
>> u32 reg;
>> int i;
>> @@ -519,17 +519,16 @@ int analogix_dp_write_byte_to_dpcd(struct analogix_dp_device *dp,
>> retval = analogix_dp_start_aux_transaction(dp);
>> if (retval == 0)
>> break;
>> - else
>> - dev_dbg(dp->dev, "%s: Aux Transaction fail!\n",
>> - __func__);
>> +
>> + dev_dbg(dp->dev, "%s: Aux Transaction fail!\n", __func__);
>> }
>>
>> return retval;
>> }
>>
>> int analogix_dp_read_byte_from_dpcd(struct analogix_dp_device *dp,
>> - unsigned int reg_addr,
>> - unsigned char *data)
>> + unsigned int reg_addr,
>> + unsigned char *data)
>> {
>> u32 reg;
>> int i;
>> @@ -560,9 +559,8 @@ int analogix_dp_read_byte_from_dpcd(struct analogix_dp_device *dp,
>> retval = analogix_dp_start_aux_transaction(dp);
>> if (retval == 0)
>> break;
>> - else
>> - dev_dbg(dp->dev, "%s: Aux Transaction fail!\n",
>> - __func__);
>> +
>> + dev_dbg(dp->dev, "%s: Aux Transaction fail!\n", __func__);
>> }
>>
>> /* Read data buffer */
>> @@ -573,9 +571,9 @@ int analogix_dp_read_byte_from_dpcd(struct analogix_dp_device *dp,
>> }
>>
>> int analogix_dp_write_bytes_to_dpcd(struct analogix_dp_device *dp,
>> - unsigned int reg_addr,
>> - unsigned int count,
>> - unsigned char data[])
>> + unsigned int reg_addr,
>> + unsigned int count,
>> + unsigned char data[])
>> {
>> u32 reg;
>> unsigned int start_offset;
>> @@ -608,8 +606,9 @@ int analogix_dp_write_bytes_to_dpcd(struct analogix_dp_device *dp,
>> for (cur_data_idx = 0; cur_data_idx < cur_data_count;
>> cur_data_idx++) {
>> reg = data[start_offset + cur_data_idx];
>> - writel(reg, dp->reg_base + ANALOGIX_DP_BUF_DATA_0
>> - + 4 * cur_data_idx);
>> + writel(reg, dp->reg_base +
>> + ANALOGIX_DP_BUF_DATA_0 +
>> + 4 * cur_data_idx);
>> }
>>
>> /*
>> @@ -625,9 +624,9 @@ int analogix_dp_write_bytes_to_dpcd(struct analogix_dp_device *dp,
>> retval = analogix_dp_start_aux_transaction(dp);
>> if (retval == 0)
>> break;
>> - else
>> - dev_dbg(dp->dev, "%s: Aux Transaction fail!\n",
>> - __func__);
>> +
>> + dev_dbg(dp->dev, "%s: Aux Transaction fail!\n",
>> + __func__);
>> }
>>
>> start_offset += cur_data_count;
>> @@ -637,9 +636,9 @@ int analogix_dp_write_bytes_to_dpcd(struct analogix_dp_device *dp,
>> }
>>
>> int analogix_dp_read_bytes_from_dpcd(struct analogix_dp_device *dp,
>> - unsigned int reg_addr,
>> - unsigned int count,
>> - unsigned char data[])
>> + unsigned int reg_addr,
>> + unsigned int count,
>> + unsigned char data[])
>> {
>> u32 reg;
>> unsigned int start_offset;
>> @@ -683,9 +682,9 @@ int analogix_dp_read_bytes_from_dpcd(struct analogix_dp_device *dp,
>> retval = analogix_dp_start_aux_transaction(dp);
>> if (retval == 0)
>> break;
>> - else
>> - dev_dbg(dp->dev, "%s: Aux Transaction fail!\n",
>> - __func__);
>> +
>> + dev_dbg(dp->dev, "%s: Aux Transaction fail!\n",
>> + __func__);
>> }
>>
>> for (cur_data_idx = 0; cur_data_idx < cur_data_count;
>> @@ -703,8 +702,8 @@ int analogix_dp_read_bytes_from_dpcd(struct analogix_dp_device *dp,
>> }
>>
>> int analogix_dp_select_i2c_device(struct analogix_dp_device *dp,
>> - unsigned int device_addr,
>> - unsigned int reg_addr)
>> + unsigned int device_addr,
>> + unsigned int reg_addr)
>> {
>> u32 reg;
>> int retval;
>> @@ -736,9 +735,9 @@ int analogix_dp_select_i2c_device(struct analogix_dp_device *dp,
>> }
>>
>> int analogix_dp_read_byte_from_i2c(struct analogix_dp_device *dp,
>> - unsigned int device_addr,
>> - unsigned int reg_addr,
>> - unsigned int *data)
>> + unsigned int device_addr,
>> + unsigned int reg_addr,
>> + unsigned int *data)
>> {
>> u32 reg;
>> int i;
>> @@ -750,7 +749,8 @@ int analogix_dp_read_byte_from_i2c(struct analogix_dp_device *dp,
>> writel(reg, dp->reg_base + ANALOGIX_DP_BUFFER_DATA_CTL);
>>
>> /* Select EDID device */
>> - retval = analogix_dp_select_i2c_device(dp, device_addr, reg_addr);
>> + retval = analogix_dp_select_i2c_device(dp, device_addr,
>> + reg_addr);
>> if (retval != 0)
>> continue;
>>
>> @@ -767,9 +767,8 @@ int analogix_dp_read_byte_from_i2c(struct analogix_dp_device *dp,
>> retval = analogix_dp_start_aux_transaction(dp);
>> if (retval == 0)
>> break;
>> - else
>> - dev_dbg(dp->dev, "%s: Aux Transaction fail!\n",
>> - __func__);
>> +
>> + dev_dbg(dp->dev, "%s: Aux Transaction fail!\n", __func__);
>> }
>>
>> /* Read data */
>> @@ -780,10 +779,10 @@ int analogix_dp_read_byte_from_i2c(struct analogix_dp_device *dp,
>> }
>>
>> int analogix_dp_read_bytes_from_i2c(struct analogix_dp_device *dp,
>> - unsigned int device_addr,
>> - unsigned int reg_addr,
>> - unsigned int count,
>> - unsigned char edid[])
>> + unsigned int device_addr,
>> + unsigned int reg_addr,
>> + unsigned int count,
>> + unsigned char edid[])
>> {
>> u32 reg;
>> unsigned int i, j;
>> @@ -828,15 +827,14 @@ int analogix_dp_read_bytes_from_i2c(struct analogix_dp_device *dp,
>> retval = analogix_dp_start_aux_transaction(dp);
>> if (retval == 0)
>> break;
>> - else
>> - dev_dbg(dp->dev,
>> - "%s: Aux Transaction fail!\n",
>> - __func__);
>> +
>> + dev_dbg(dp->dev, "%s: Aux Transaction fail!\n",
>> + __func__);
>> }
>> /* Check if Rx sends defer */
>> reg = readl(dp->reg_base + ANALOGIX_DP_AUX_RX_COMM);
>> if (reg == AUX_RX_COMM_AUX_DEFER ||
>> - reg == AUX_RX_COMM_I2C_DEFER) {
>> + reg == AUX_RX_COMM_I2C_DEFER) {
>> dev_err(dp->dev, "Defer: %d\n\n", reg);
>> defer = 1;
>> }
>> @@ -885,7 +883,8 @@ void analogix_dp_get_lane_count(struct analogix_dp_device *dp, u32 *count)
>> *count = reg;
>> }
>>
>> -void analogix_dp_enable_enhanced_mode(struct analogix_dp_device *dp, bool enable)
>> +void analogix_dp_enable_enhanced_mode(struct analogix_dp_device *dp,
>> + bool enable)
>> {
>> u32 reg;
>>
>> @@ -901,7 +900,7 @@ void analogix_dp_enable_enhanced_mode(struct analogix_dp_device *dp, bool enable
>> }
>>
>> void analogix_dp_set_training_pattern(struct analogix_dp_device *dp,
>> - enum pattern_set pattern)
>> + enum pattern_set pattern)
>> {
>> u32 reg;
>>
>> @@ -933,7 +932,8 @@ void analogix_dp_set_training_pattern(struct analogix_dp_device *dp,
>> }
>> }
>>
>> -void analogix_dp_set_lane0_pre_emphasis(struct analogix_dp_device *dp, u32 level)
>> +void analogix_dp_set_lane0_pre_emphasis(struct analogix_dp_device *dp,
>> + u32 level)
>> {
>> u32 reg;
>>
>> @@ -943,7 +943,8 @@ void analogix_dp_set_lane0_pre_emphasis(struct analogix_dp_device *dp, u32 level
>> writel(reg, dp->reg_base + ANALOGIX_DP_LN0_LINK_TRAINING_CTL);
>> }
>>
>> -void analogix_dp_set_lane1_pre_emphasis(struct analogix_dp_device *dp, u32 level)
>> +void analogix_dp_set_lane1_pre_emphasis(struct analogix_dp_device *dp,
>> + u32 level)
>> {
>> u32 reg;
>>
>> @@ -953,7 +954,8 @@ void analogix_dp_set_lane1_pre_emphasis(struct analogix_dp_device *dp, u32 level
>> writel(reg, dp->reg_base + ANALOGIX_DP_LN1_LINK_TRAINING_CTL);
>> }
>>
>> -void analogix_dp_set_lane2_pre_emphasis(struct analogix_dp_device *dp, u32 level)
>> +void analogix_dp_set_lane2_pre_emphasis(struct analogix_dp_device *dp,
>> + u32 level)
>> {
>> u32 reg;
>>
>> @@ -963,7 +965,8 @@ void analogix_dp_set_lane2_pre_emphasis(struct analogix_dp_device *dp, u32 level
>> writel(reg, dp->reg_base + ANALOGIX_DP_LN2_LINK_TRAINING_CTL);
>> }
>>
>> -void analogix_dp_set_lane3_pre_emphasis(struct analogix_dp_device *dp, u32 level)
>> +void analogix_dp_set_lane3_pre_emphasis(struct analogix_dp_device *dp,
>> + u32 level)
>> {
>> u32 reg;
>>
>> @@ -974,7 +977,7 @@ void analogix_dp_set_lane3_pre_emphasis(struct analogix_dp_device *dp, u32 level
>> }
>>
>> void analogix_dp_set_lane0_link_training(struct analogix_dp_device *dp,
>> - u32 training_lane)
>> + u32 training_lane)
>> {
>> u32 reg;
>>
>> @@ -983,7 +986,7 @@ void analogix_dp_set_lane0_link_training(struct analogix_dp_device *dp,
>> }
>>
>> void analogix_dp_set_lane1_link_training(struct analogix_dp_device *dp,
>> - u32 training_lane)
>> + u32 training_lane)
>> {
>> u32 reg;
>>
>> @@ -1001,7 +1004,7 @@ void analogix_dp_set_lane2_link_training(struct analogix_dp_device *dp,
>> }
>>
>> void analogix_dp_set_lane3_link_training(struct analogix_dp_device *dp,
>> - u32 training_lane)
>> + u32 training_lane)
>> {
>> u32 reg;
>>
>> @@ -1125,9 +1128,8 @@ int analogix_dp_is_slave_video_stream_clock_on(struct analogix_dp_device *dp)
>> }
>>
>> void analogix_dp_set_video_cr_mn(struct analogix_dp_device *dp,
>> - enum clock_recovery_m_value_type type,
>> - u32 m_value,
>> - u32 n_value)
>> + enum clock_recovery_m_value_type type,
>> + u32 m_value, u32 n_value)
>> {
>> u32 reg;
>>
>> @@ -1221,7 +1223,7 @@ void analogix_dp_config_video_slave_mode(struct analogix_dp_device *dp)
>> u32 reg;
>>
>> reg = readl(dp->reg_base + ANALOGIX_DP_FUNC_EN_1);
>> - reg &= ~(MASTER_VID_FUNC_EN_N|SLAVE_VID_FUNC_EN_N);
>> + reg &= ~(MASTER_VID_FUNC_EN_N | SLAVE_VID_FUNC_EN_N);
>> reg |= MASTER_VID_FUNC_EN_N;
>> writel(reg, dp->reg_base + ANALOGIX_DP_FUNC_EN_1);
>>
>> --
>> 1.9.1
>
>
>
>
--
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