From: Jingoo Han <jg1.han@samsung.com>
To: linux-fbdev@vger.kernel.org
Subject: Re: [PATCH 1/2] video: exynos_dp: remove redundant parameters
Date: Thu, 08 Nov 2012 00:54:25 +0000 [thread overview]
Message-ID: <001401cdbd4b$99712b60$cc538220$%han@samsung.com> (raw)
In-Reply-To: <1352286744-22588-1-git-send-email-ajaykumar.rs@samsung.com>
On Wednesday, November 07, 2012 8:12 PM Ajay Kumar wrote
>
> This patch cleans up few redundant parameters keeping
> the same functionality intact.
>
> Signed-off-by: Olof Johansson <olof@lixom.net>
> Signed-off-by: Ajay Kumar <ajaykumar.rs@samsung.com>
Acked-by: Jingoo Han <jg1.han@samsung.com>
> ---
> drivers/video/exynos/exynos_dp_core.c | 14 +++++---------
> drivers/video/exynos/exynos_dp_core.h | 9 ++-------
> drivers/video/exynos/exynos_dp_reg.c | 23 +++++++++--------------
> 3 files changed, 16 insertions(+), 30 deletions(-)
>
> diff --git a/drivers/video/exynos/exynos_dp_core.c b/drivers/video/exynos/exynos_dp_core.c
> index d55470e..f62778c 100644
> --- a/drivers/video/exynos/exynos_dp_core.c
> +++ b/drivers/video/exynos/exynos_dp_core.c
> @@ -752,19 +752,15 @@ static int exynos_dp_set_link_train(struct exynos_dp_device *dp,
> return retval;
> }
>
> -static int exynos_dp_config_video(struct exynos_dp_device *dp,
> - struct video_info *video_info)
> +static int exynos_dp_config_video(struct exynos_dp_device *dp)
> {
> int retval = 0;
> int timeout_loop = 0;
> int done_count = 0;
>
> - exynos_dp_config_video_slave_mode(dp, video_info);
> + exynos_dp_config_video_slave_mode(dp);
>
> - exynos_dp_set_video_color_format(dp, video_info->color_depth,
> - video_info->color_space,
> - video_info->dynamic_range,
> - video_info->ycbcr_coeff);
> + exynos_dp_set_video_color_format(dp);
>
> if (exynos_dp_get_pll_lock_status(dp) = PLL_UNLOCKED) {
> dev_err(dp->dev, "PLL is not locked yet.\n");
> @@ -937,7 +933,7 @@ static int __devinit exynos_dp_probe(struct platform_device *pdev)
> exynos_dp_set_link_bandwidth(dp, dp->video_info->link_rate);
>
> exynos_dp_init_video(dp);
> - ret = exynos_dp_config_video(dp, dp->video_info);
> + ret = exynos_dp_config_video(dp);
> if (ret) {
> dev_err(&pdev->dev, "unable to config video\n");
> return ret;
> @@ -1003,7 +999,7 @@ static int exynos_dp_resume(struct device *dev)
> exynos_dp_set_link_bandwidth(dp, dp->video_info->link_rate);
>
> exynos_dp_init_video(dp);
> - exynos_dp_config_video(dp, dp->video_info);
> + exynos_dp_config_video(dp);
>
> return 0;
> }
> diff --git a/drivers/video/exynos/exynos_dp_core.h b/drivers/video/exynos/exynos_dp_core.h
> index 57b8a65..1e646d7 100644
> --- a/drivers/video/exynos/exynos_dp_core.h
> +++ b/drivers/video/exynos/exynos_dp_core.h
> @@ -107,11 +107,7 @@ u32 exynos_dp_get_lane3_link_training(struct exynos_dp_device *dp);
> void exynos_dp_reset_macro(struct exynos_dp_device *dp);
> void exynos_dp_init_video(struct exynos_dp_device *dp);
>
> -void exynos_dp_set_video_color_format(struct exynos_dp_device *dp,
> - u32 color_depth,
> - u32 color_space,
> - u32 dynamic_range,
> - u32 ycbcr_coeff);
> +void exynos_dp_set_video_color_format(struct exynos_dp_device *dp);
> int exynos_dp_is_slave_video_stream_clock_on(struct exynos_dp_device *dp);
> void exynos_dp_set_video_cr_mn(struct exynos_dp_device *dp,
> enum clock_recovery_m_value_type type,
> @@ -121,8 +117,7 @@ void exynos_dp_set_video_timing_mode(struct exynos_dp_device *dp, u32 type);
> void exynos_dp_enable_video_master(struct exynos_dp_device *dp, bool enable);
> void exynos_dp_start_video(struct exynos_dp_device *dp);
> int exynos_dp_is_video_stream_on(struct exynos_dp_device *dp);
> -void exynos_dp_config_video_slave_mode(struct exynos_dp_device *dp,
> - struct video_info *video_info);
> +void exynos_dp_config_video_slave_mode(struct exynos_dp_device *dp);
> void exynos_dp_enable_scrambling(struct exynos_dp_device *dp);
> void exynos_dp_disable_scrambling(struct exynos_dp_device *dp);
>
> diff --git a/drivers/video/exynos/exynos_dp_reg.c b/drivers/video/exynos/exynos_dp_reg.c
> index 3f5ca8a..db4975d 100644
> --- a/drivers/video/exynos/exynos_dp_reg.c
> +++ b/drivers/video/exynos/exynos_dp_reg.c
> @@ -1034,24 +1034,20 @@ void exynos_dp_init_video(struct exynos_dp_device *dp)
> writel(reg, dp->reg_base + EXYNOS_DP_VIDEO_CTL_8);
> }
>
> -void exynos_dp_set_video_color_format(struct exynos_dp_device *dp,
> - u32 color_depth,
> - u32 color_space,
> - u32 dynamic_range,
> - u32 ycbcr_coeff)
> +void exynos_dp_set_video_color_format(struct exynos_dp_device *dp)
> {
> u32 reg;
>
> /* Configure the input color depth, color space, dynamic range */
> - reg = (dynamic_range << IN_D_RANGE_SHIFT) |
> - (color_depth << IN_BPC_SHIFT) |
> - (color_space << IN_COLOR_F_SHIFT);
> + reg = (dp->video_info->dynamic_range << IN_D_RANGE_SHIFT) |
> + (dp->video_info->color_depth << IN_BPC_SHIFT) |
> + (dp->video_info->color_space << IN_COLOR_F_SHIFT);
> writel(reg, dp->reg_base + EXYNOS_DP_VIDEO_CTL_2);
>
> /* Set Input Color YCbCr Coefficients to ITU601 or ITU709 */
> reg = readl(dp->reg_base + EXYNOS_DP_VIDEO_CTL_3);
> reg &= ~IN_YC_COEFFI_MASK;
> - if (ycbcr_coeff)
> + if (dp->video_info->ycbcr_coeff)
> reg |= IN_YC_COEFFI_ITU709;
> else
> reg |= IN_YC_COEFFI_ITU601;
> @@ -1178,8 +1174,7 @@ int exynos_dp_is_video_stream_on(struct exynos_dp_device *dp)
> return 0;
> }
>
> -void exynos_dp_config_video_slave_mode(struct exynos_dp_device *dp,
> - struct video_info *video_info)
> +void exynos_dp_config_video_slave_mode(struct exynos_dp_device *dp)
> {
> u32 reg;
>
> @@ -1190,17 +1185,17 @@ void exynos_dp_config_video_slave_mode(struct exynos_dp_device *dp,
>
> reg = readl(dp->reg_base + EXYNOS_DP_VIDEO_CTL_10);
> reg &= ~INTERACE_SCAN_CFG;
> - reg |= (video_info->interlaced << 2);
> + reg |= (dp->video_info->interlaced << 2);
> writel(reg, dp->reg_base + EXYNOS_DP_VIDEO_CTL_10);
>
> reg = readl(dp->reg_base + EXYNOS_DP_VIDEO_CTL_10);
> reg &= ~VSYNC_POLARITY_CFG;
> - reg |= (video_info->v_sync_polarity << 1);
> + reg |= (dp->video_info->v_sync_polarity << 1);
> writel(reg, dp->reg_base + EXYNOS_DP_VIDEO_CTL_10);
>
> reg = readl(dp->reg_base + EXYNOS_DP_VIDEO_CTL_10);
> reg &= ~HSYNC_POLARITY_CFG;
> - reg |= (video_info->h_sync_polarity << 0);
> + reg |= (dp->video_info->h_sync_polarity << 0);
> writel(reg, dp->reg_base + EXYNOS_DP_VIDEO_CTL_10);
>
> reg = AUDIO_MODE_SPDIF_MODE | VIDEO_MODE_SLAVE_MODE;
> --
> 1.7.0.4
prev parent reply other threads:[~2012-11-08 0:54 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-07 10:53 [PATCH 1/2] video: exynos_dp: remove redundant parameters Ajay Kumar
2012-11-08 0:54 ` Jingoo Han [this message]
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