linux-kernel - Re: [PATCH v15 11/16] drm/mediatek: dpi: move the yuv422_en

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 5 Jul 2022 11:54:29 +0800
From:   CK Hu <ck.hu@...iatek.com>
To:     Bo-Chen Chen <rex-bc.chen@...iatek.com>, <chunkuang.hu@...nel.org>,
        <p.zabel@...gutronix.de>, <daniel@...ll.ch>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <matthias.bgg@...il.com>,
        <airlied@...ux.ie>
CC:     <msp@...libre.com>, <granquet@...libre.com>,
        <jitao.shi@...iatek.com>, <wenst@...omium.org>,
        <angelogioacchino.delregno@...labora.com>,
        <xinlei.lee@...iatek.com>, <liangxu.xu@...iatek.com>,
        <dri-devel@...ts.freedesktop.org>,
        <linux-mediatek@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <Project_Global_Chrome_Upstream_Group@...iatek.com>
Subject: Re: [PATCH v15 11/16] drm/mediatek: dpi: move the yuv422_en_bit to
 SoC config

Hi, Bo-Chen:

On Fri, 2022-07-01 at 11:58 +0800, Bo-Chen Chen wrote:
> From: Guillaume Ranquet <granquet@...libre.com>
> 
> Add flexibility by moving the yuv422 en bit to SoC specific config

Applied to mediatek-drm-next [1], thanks.

[1] 
https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux.git/log/?h=mediatek-drm-next

Regards,
CK

> 
> Signed-off-by: Guillaume Ranquet <granquet@...libre.com>
> Signed-off-by: Bo-Chen Chen <rex-bc.chen@...iatek.com>
> Reviewed-by: AngeloGioacchino Del Regno <
> angelogioacchino.delregno@...labora.com>
> Reviewed-by: Rex-BC Chen <rex-bc.chen@...iatek.com>
> Reviewed-by: CK Hu <ck.hu@...iatek.com>
> ---
>  drivers/gpu/drm/mediatek/mtk_dpi.c | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c
> b/drivers/gpu/drm/mediatek/mtk_dpi.c
> index 70a83a3c0570..0b75a4ce8261 100644
> --- a/drivers/gpu/drm/mediatek/mtk_dpi.c
> +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
> @@ -126,6 +126,7 @@ struct mtk_dpi_yc_limit {
>   *		    (no shift).
>   * @hvsize_mask: Mask of HSIZE and VSIZE mask (no shift).
>   * @channel_swap_shift: Shift value of channel swap.
> + * @yuv422_en_bit: Enable bit of yuv422.
>   */
>  struct mtk_dpi_conf {
>  	unsigned int (*cal_factor)(int clock);
> @@ -139,6 +140,7 @@ struct mtk_dpi_conf {
>  	u32 dimension_mask;
>  	u32 hvsize_mask;
>  	u32 channel_swap_shift;
> +	u32 yuv422_en_bit;
>  };
>  
>  static void mtk_dpi_mask(struct mtk_dpi *dpi, u32 offset, u32 val,
> u32 mask)
> @@ -376,7 +378,8 @@ static void mtk_dpi_config_channel_swap(struct
> mtk_dpi *dpi,
>  
>  static void mtk_dpi_config_yuv422_enable(struct mtk_dpi *dpi, bool
> enable)
>  {
> -	mtk_dpi_mask(dpi, DPI_CON, enable ? YUV422_EN : 0, YUV422_EN);
> +	mtk_dpi_mask(dpi, DPI_CON, enable ? dpi->conf->yuv422_en_bit :
> 0,
> +		     dpi->conf->yuv422_en_bit);
>  }
>  
>  static void mtk_dpi_config_csc_enable(struct mtk_dpi *dpi, bool
> enable)
> @@ -822,6 +825,7 @@ static const struct mtk_dpi_conf mt8173_conf = {
>  	.dimension_mask = HPW_MASK,
>  	.hvsize_mask = HSIZE_MASK,
>  	.channel_swap_shift = CH_SWAP,
> +	.yuv422_en_bit = YUV422_EN,
>  };
>  
>  static const struct mtk_dpi_conf mt2701_conf = {
> @@ -836,6 +840,7 @@ static const struct mtk_dpi_conf mt2701_conf = {
>  	.dimension_mask = HPW_MASK,
>  	.hvsize_mask = HSIZE_MASK,
>  	.channel_swap_shift = CH_SWAP,
> +	.yuv422_en_bit = YUV422_EN,
>  };
>  
>  static const struct mtk_dpi_conf mt8183_conf = {
> @@ -849,6 +854,7 @@ static const struct mtk_dpi_conf mt8183_conf = {
>  	.dimension_mask = HPW_MASK,
>  	.hvsize_mask = HSIZE_MASK,
>  	.channel_swap_shift = CH_SWAP,
> +	.yuv422_en_bit = YUV422_EN,
>  };
>  
>  static const struct mtk_dpi_conf mt8192_conf = {
> @@ -862,6 +868,7 @@ static const struct mtk_dpi_conf mt8192_conf = {
>  	.dimension_mask = HPW_MASK,
>  	.hvsize_mask = HSIZE_MASK,
>  	.channel_swap_shift = CH_SWAP,
> +	.yuv422_en_bit = YUV422_EN,
>  };
>  
>  static int mtk_dpi_probe(struct platform_device *pdev)