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SubjectRe: [PATCH v3, 08/27] drm/mediatek: add mutex sof into ddp private data
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Hi, Yongqiang:

On Wed, 2019-06-05 at 19:42 +0800, yongqiang.niu@mediatek.com wrote:
> From: Yongqiang Niu <yongqiang.niu@mediatek.com>
>
> mutex sof will be ddp private data
>
> Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
> ---
> drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 44 +++++++++++++++++++++++++++-------
> 1 file changed, 36 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> index 8bde2cf..e1a510f 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> @@ -149,8 +149,20 @@ struct mtk_disp_mutex {
> bool claimed;
> };
>
> +enum mtk_ddp_mutex_sof_id {
> + DDP_MUTEX_SOF_SINGLE_MODE,
> + DDP_MUTEX_SOF_DSI0,
> + DDP_MUTEX_SOF_DSI1,
> + DDP_MUTEX_SOF_DPI0,
> + DDP_MUTEX_SOF_DPI1,
> + DDP_MUTEX_SOF_DSI2,
> + DDP_MUTEX_SOF_DSI3,
> + DDP_MUTEX_SOF_MAX,

DDP_MUTEX_SOF_MAX can be removed.

Regards,
CK

> +};
> +
> struct mtk_ddp_data {
> const unsigned int *mutex_mod;
> + const unsigned int *mutex_sof;
> const unsigned int mutex_mod_reg;
> };
>
> @@ -209,18 +221,31 @@ struct mtk_ddp {
> [DDP_COMPONENT_WDMA1] = MT8173_MUTEX_MOD_DISP_WDMA1,
> };
>
> +static const unsigned int mt2712_mutex_sof[DDP_MUTEX_SOF_MAX] = {
> + [DDP_MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
> + [DDP_MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0,
> + [DDP_MUTEX_SOF_DSI1] = MUTEX_SOF_DSI1,
> + [DDP_MUTEX_SOF_DPI0] = MUTEX_SOF_DPI0,
> + [DDP_MUTEX_SOF_DPI1] = MUTEX_SOF_DPI1,
> + [DDP_MUTEX_SOF_DSI2] = MUTEX_SOF_DSI2,
> + [DDP_MUTEX_SOF_DSI3] = MUTEX_SOF_DSI3,
> +};
> +
> static const struct mtk_ddp_data mt2701_ddp_driver_data = {
> .mutex_mod = mt2701_mutex_mod,
> + .mutex_sof = mt2712_mutex_sof,
> .mutex_mod_reg = MT2701_DISP_MUTEX0_MOD0,
> };
>
> static const struct mtk_ddp_data mt2712_ddp_driver_data = {
> .mutex_mod = mt2712_mutex_mod,
> + .mutex_sof = mt2712_mutex_sof,
> .mutex_mod_reg = MT2701_DISP_MUTEX0_MOD0,
> };
>
> static const struct mtk_ddp_data mt8173_ddp_driver_data = {
> .mutex_mod = mt8173_mutex_mod,
> + .mutex_sof = mt2712_mutex_sof,
> .mutex_mod_reg = MT2701_DISP_MUTEX0_MOD0,
> };
>
> @@ -462,28 +487,29 @@ void mtk_disp_mutex_add_comp(struct mtk_disp_mutex *mutex,
> struct mtk_ddp *ddp = container_of(mutex, struct mtk_ddp,
> mutex[mutex->id]);
> unsigned int reg;
> + unsigned int sof_id;
> unsigned int offset;
>
> WARN_ON(&ddp->mutex[mutex->id] != mutex);
>
> switch (id) {
> case DDP_COMPONENT_DSI0:
> - reg = MUTEX_SOF_DSI0;
> + sof_id = DDP_MUTEX_SOF_DSI0;
> break;
> case DDP_COMPONENT_DSI1:
> - reg = MUTEX_SOF_DSI0;
> + sof_id = DDP_MUTEX_SOF_DSI0;
> break;
> case DDP_COMPONENT_DSI2:
> - reg = MUTEX_SOF_DSI2;
> + sof_id = DDP_MUTEX_SOF_DSI2;
> break;
> case DDP_COMPONENT_DSI3:
> - reg = MUTEX_SOF_DSI3;
> + sof_id = DDP_MUTEX_SOF_DSI3;
> break;
> case DDP_COMPONENT_DPI0:
> - reg = MUTEX_SOF_DPI0;
> + sof_id = DDP_MUTEX_SOF_DPI0;
> break;
> case DDP_COMPONENT_DPI1:
> - reg = MUTEX_SOF_DPI1;
> + sof_id = DDP_MUTEX_SOF_DPI1;
> break;
> default:
> if (ddp->data->mutex_mod[id] < 32) {
> @@ -501,7 +527,8 @@ void mtk_disp_mutex_add_comp(struct mtk_disp_mutex *mutex,
> return;
> }
>
> - writel_relaxed(reg, ddp->regs + DISP_REG_MUTEX_SOF(mutex->id));
> + writel_relaxed(ddp->data->mutex_sof[sof_id],
> + ddp->regs + DISP_REG_MUTEX_SOF(mutex->id));
> }
>
> void mtk_disp_mutex_remove_comp(struct mtk_disp_mutex *mutex,
> @@ -522,7 +549,8 @@ void mtk_disp_mutex_remove_comp(struct mtk_disp_mutex *mutex,
> case DDP_COMPONENT_DPI0:
> case DDP_COMPONENT_DPI1:
> writel_relaxed(MUTEX_SOF_SINGLE_MODE,
> - ddp->regs + DISP_REG_MUTEX_SOF(mutex->id));
> + ddp->regs +
> + DISP_REG_MUTEX_SOF(mutex->id));
> break;
> default:
> if (ddp->data->mutex_mod[id] < 32) {


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