linux-kernel - Re: [PATCH v4 7/8] soc: mediatek: add mtk mutex support for MT8192

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:   Fri, 29 Jan 2021 16:42:50 +0800
From:   CK Hu <ck.hu@...iatek.com>
To:     Hsin-Yi Wang <hsinyi@...omium.org>
CC:     Philipp Zabel <p.zabel@...gutronix.de>,
        Matthias Brugger <matthias.bgg@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Mark Rutland <mark.rutland@....com>,
        <dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        Yongqiang Niu <yongqiang.niu@...iatek.com>
Subject: Re: [PATCH v4 7/8] soc: mediatek: add mtk mutex support for MT8192

Hi, Hsin-Yi:

On Fri, 2021-01-29 at 15:34 +0800, Hsin-Yi Wang wrote:
> From: Yongqiang Niu <yongqiang.niu@...iatek.com>
> 
> Add mtk mutex support for MT8192 SoC.

Reviewed-by: CK Hu <ck.hu@...iatek.com>

> 
> Signed-off-by: Yongqiang Niu <yongqiang.niu@...iatek.com>
> Signed-off-by: Hsin-Yi Wang <hsinyi@...omium.org>
> ---
>  drivers/soc/mediatek/mtk-mutex.c | 35 ++++++++++++++++++++++++++++++++
>  1 file changed, 35 insertions(+)
> 
> diff --git a/drivers/soc/mediatek/mtk-mutex.c b/drivers/soc/mediatek/mtk-mutex.c
> index 718a41beb6afb..dfd9806d5a001 100644
> --- a/drivers/soc/mediatek/mtk-mutex.c
> +++ b/drivers/soc/mediatek/mtk-mutex.c
> @@ -39,6 +39,18 @@
>  #define MT8167_MUTEX_MOD_DISP_DITHER		15
>  #define MT8167_MUTEX_MOD_DISP_UFOE		16
>  
> +#define MT8192_MUTEX_MOD_DISP_OVL0		0
> +#define MT8192_MUTEX_MOD_DISP_OVL0_2L		1
> +#define MT8192_MUTEX_MOD_DISP_RDMA0		2
> +#define MT8192_MUTEX_MOD_DISP_COLOR0		4
> +#define MT8192_MUTEX_MOD_DISP_CCORR0		5
> +#define MT8192_MUTEX_MOD_DISP_AAL0		6
> +#define MT8192_MUTEX_MOD_DISP_GAMMA0		7
> +#define MT8192_MUTEX_MOD_DISP_POSTMASK0		8
> +#define MT8192_MUTEX_MOD_DISP_DITHER0		9
> +#define MT8192_MUTEX_MOD_DISP_OVL2_2L		16
> +#define MT8192_MUTEX_MOD_DISP_RDMA4		17
> +
>  #define MT8183_MUTEX_MOD_DISP_RDMA0		0
>  #define MT8183_MUTEX_MOD_DISP_RDMA1		1
>  #define MT8183_MUTEX_MOD_DISP_OVL0		9
> @@ -214,6 +226,20 @@ static const unsigned int mt8183_mutex_mod[DDP_COMPONENT_ID_MAX] = {
>  	[DDP_COMPONENT_WDMA0] = MT8183_MUTEX_MOD_DISP_WDMA0,
>  };
>  
> +static const unsigned int mt8192_mutex_mod[DDP_COMPONENT_ID_MAX] = {
> +	[DDP_COMPONENT_AAL0] = MT8192_MUTEX_MOD_DISP_AAL0,
> +	[DDP_COMPONENT_CCORR] = MT8192_MUTEX_MOD_DISP_CCORR0,
> +	[DDP_COMPONENT_COLOR0] = MT8192_MUTEX_MOD_DISP_COLOR0,
> +	[DDP_COMPONENT_DITHER] = MT8192_MUTEX_MOD_DISP_DITHER0,
> +	[DDP_COMPONENT_GAMMA] = MT8192_MUTEX_MOD_DISP_GAMMA0,
> +	[DDP_COMPONENT_POSTMASK0] = MT8192_MUTEX_MOD_DISP_POSTMASK0,
> +	[DDP_COMPONENT_OVL0] = MT8192_MUTEX_MOD_DISP_OVL0,
> +	[DDP_COMPONENT_OVL_2L0] = MT8192_MUTEX_MOD_DISP_OVL0_2L,
> +	[DDP_COMPONENT_OVL_2L2] = MT8192_MUTEX_MOD_DISP_OVL2_2L,
> +	[DDP_COMPONENT_RDMA0] = MT8192_MUTEX_MOD_DISP_RDMA0,
> +	[DDP_COMPONENT_RDMA4] = MT8192_MUTEX_MOD_DISP_RDMA4,
> +};
> +
>  static const unsigned int mt2712_mutex_sof[MUTEX_SOF_DSI3 + 1] = {
>  	[MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
>  	[MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0,
> @@ -275,6 +301,13 @@ static const struct mtk_mutex_data mt8183_mutex_driver_data = {
>  	.no_clk = true,
>  };
>  
> +static const struct mtk_mutex_data mt8192_mutex_driver_data = {
> +	.mutex_mod = mt8192_mutex_mod,
> +	.mutex_sof = mt8183_mutex_sof,
> +	.mutex_mod_reg = MT8183_MUTEX0_MOD0,
> +	.mutex_sof_reg = MT8183_MUTEX0_SOF0,
> +};
> +
>  struct mtk_mutex *mtk_mutex_get(struct device *dev)
>  {
>  	struct mtk_mutex_ctx *mtx = dev_get_drvdata(dev);
> @@ -507,6 +540,8 @@ static const struct of_device_id mutex_driver_dt_match[] = {
>  	  .data = &mt8173_mutex_driver_data},
>  	{ .compatible = "mediatek,mt8183-disp-mutex",
>  	  .data = &mt8183_mutex_driver_data},
> +	{ .compatible = "mediatek,mt8192-disp-mutex",
> +	  .data = &mt8192_mutex_driver_data},
>  	{},
>  };
>  MODULE_DEVICE_TABLE(of, mutex_driver_dt_match);