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SubjectRe: [PATCH v13 7/8] soc: mediatek: add mtk mutex support for MT8183
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On 09/02/2021 15:48, Enric Balletbo Serra wrote:
> Hi Hsin-Yi,
>
> Thank you for your patch.
>
> Missatge de Hsin-Yi Wang <hsinyi@chromium.org> del dia dv., 29 de gen.
> 2021 a les 10:23:
>>
>> From: Yongqiang Niu <yongqiang.niu@mediatek.com>
>>
>> Add mtk mutex support for MT8183 SoC.
>>
>> Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
>> Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
>> Reviewed-by: CK Hu <ck.hu@mediatek.com>
>
> Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
>
> FWIW this patch is required to have the display working on the
> Chromebook IdeaPad Duet, so
>
> Tested-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
>
> Matthias, If I am not wrong, this patch is the only one that is not
> applied for this series. I know that is too late for 5.12, but If
> you're fine with it, could you pick this patch directly or do you
> prefer a resend of this patch alone once you will start to accept
> patches for the next release?

This patch is based on top of a patch that's in CK's branch.
Let's wait for v5.12-rc1 then I'll take it. If I forget just ping me here/IRC

Regards,
Matthias

>
> Thanks,
> Enric
>
>> ---
>> drivers/soc/mediatek/mtk-mutex.c | 50 ++++++++++++++++++++++++++++++++
>> 1 file changed, 50 insertions(+)
>>
>> diff --git a/drivers/soc/mediatek/mtk-mutex.c b/drivers/soc/mediatek/mtk-mutex.c
>> index f531b119da7a9..718a41beb6afb 100644
>> --- a/drivers/soc/mediatek/mtk-mutex.c
>> +++ b/drivers/soc/mediatek/mtk-mutex.c
>> @@ -14,6 +14,8 @@
>>
>> #define MT2701_MUTEX0_MOD0 0x2c
>> #define MT2701_MUTEX0_SOF0 0x30
>> +#define MT8183_MUTEX0_MOD0 0x30
>> +#define MT8183_MUTEX0_SOF0 0x2c
>>
>> #define DISP_REG_MUTEX_EN(n) (0x20 + 0x20 * (n))
>> #define DISP_REG_MUTEX(n) (0x24 + 0x20 * (n))
>> @@ -37,6 +39,18 @@
>> #define MT8167_MUTEX_MOD_DISP_DITHER 15
>> #define MT8167_MUTEX_MOD_DISP_UFOE 16
>>
>> +#define MT8183_MUTEX_MOD_DISP_RDMA0 0
>> +#define MT8183_MUTEX_MOD_DISP_RDMA1 1
>> +#define MT8183_MUTEX_MOD_DISP_OVL0 9
>> +#define MT8183_MUTEX_MOD_DISP_OVL0_2L 10
>> +#define MT8183_MUTEX_MOD_DISP_OVL1_2L 11
>> +#define MT8183_MUTEX_MOD_DISP_WDMA0 12
>> +#define MT8183_MUTEX_MOD_DISP_COLOR0 13
>> +#define MT8183_MUTEX_MOD_DISP_CCORR0 14
>> +#define MT8183_MUTEX_MOD_DISP_AAL0 15
>> +#define MT8183_MUTEX_MOD_DISP_GAMMA0 16
>> +#define MT8183_MUTEX_MOD_DISP_DITHER0 17
>> +
>> #define MT8173_MUTEX_MOD_DISP_OVL0 11
>> #define MT8173_MUTEX_MOD_DISP_OVL1 12
>> #define MT8173_MUTEX_MOD_DISP_RDMA0 13
>> @@ -87,6 +101,11 @@
>> #define MT2712_MUTEX_SOF_DSI3 6
>> #define MT8167_MUTEX_SOF_DPI0 2
>> #define MT8167_MUTEX_SOF_DPI1 3
>> +#define MT8183_MUTEX_SOF_DSI0 1
>> +#define MT8183_MUTEX_SOF_DPI0 2
>> +
>> +#define MT8183_MUTEX_EOF_DSI0 (MT8183_MUTEX_SOF_DSI0 << 6)
>> +#define MT8183_MUTEX_EOF_DPI0 (MT8183_MUTEX_SOF_DPI0 << 6)
>>
>> struct mtk_mutex {
>> int id;
>> @@ -181,6 +200,20 @@ static const unsigned int mt8173_mutex_mod[DDP_COMPONENT_ID_MAX] = {
>> [DDP_COMPONENT_WDMA1] = MT8173_MUTEX_MOD_DISP_WDMA1,
>> };
>>
>> +static const unsigned int mt8183_mutex_mod[DDP_COMPONENT_ID_MAX] = {
>> + [DDP_COMPONENT_AAL0] = MT8183_MUTEX_MOD_DISP_AAL0,
>> + [DDP_COMPONENT_CCORR] = MT8183_MUTEX_MOD_DISP_CCORR0,
>> + [DDP_COMPONENT_COLOR0] = MT8183_MUTEX_MOD_DISP_COLOR0,
>> + [DDP_COMPONENT_DITHER] = MT8183_MUTEX_MOD_DISP_DITHER0,
>> + [DDP_COMPONENT_GAMMA] = MT8183_MUTEX_MOD_DISP_GAMMA0,
>> + [DDP_COMPONENT_OVL0] = MT8183_MUTEX_MOD_DISP_OVL0,
>> + [DDP_COMPONENT_OVL_2L0] = MT8183_MUTEX_MOD_DISP_OVL0_2L,
>> + [DDP_COMPONENT_OVL_2L1] = MT8183_MUTEX_MOD_DISP_OVL1_2L,
>> + [DDP_COMPONENT_RDMA0] = MT8183_MUTEX_MOD_DISP_RDMA0,
>> + [DDP_COMPONENT_RDMA1] = MT8183_MUTEX_MOD_DISP_RDMA1,
>> + [DDP_COMPONENT_WDMA0] = MT8183_MUTEX_MOD_DISP_WDMA0,
>> +};
>> +
>> 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,
>> @@ -198,6 +231,13 @@ static const unsigned int mt8167_mutex_sof[MUTEX_SOF_DSI3 + 1] = {
>> [MUTEX_SOF_DPI1] = MT8167_MUTEX_SOF_DPI1,
>> };
>>
>> +/* Add EOF setting so overlay hardware can receive frame done irq */
>> +static const unsigned int mt8183_mutex_sof[MUTEX_SOF_DSI3 + 1] = {
>> + [MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
>> + [MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0 | MT8183_MUTEX_EOF_DSI0,
>> + [MUTEX_SOF_DPI0] = MT8183_MUTEX_SOF_DPI0 | MT8183_MUTEX_EOF_DPI0,
>> +};
>> +
>> static const struct mtk_mutex_data mt2701_mutex_driver_data = {
>> .mutex_mod = mt2701_mutex_mod,
>> .mutex_sof = mt2712_mutex_sof,
>> @@ -227,6 +267,14 @@ static const struct mtk_mutex_data mt8173_mutex_driver_data = {
>> .mutex_sof_reg = MT2701_MUTEX0_SOF0,
>> };
>>
>> +static const struct mtk_mutex_data mt8183_mutex_driver_data = {
>> + .mutex_mod = mt8183_mutex_mod,
>> + .mutex_sof = mt8183_mutex_sof,
>> + .mutex_mod_reg = MT8183_MUTEX0_MOD0,
>> + .mutex_sof_reg = MT8183_MUTEX0_SOF0,
>> + .no_clk = true,
>> +};
>> +
>> struct mtk_mutex *mtk_mutex_get(struct device *dev)
>> {
>> struct mtk_mutex_ctx *mtx = dev_get_drvdata(dev);
>> @@ -457,6 +505,8 @@ static const struct of_device_id mutex_driver_dt_match[] = {
>> .data = &mt8167_mutex_driver_data},
>> { .compatible = "mediatek,mt8173-disp-mutex",
>> .data = &mt8173_mutex_driver_data},
>> + { .compatible = "mediatek,mt8183-disp-mutex",
>> + .data = &mt8183_mutex_driver_data},
>> {},
>> };
>> MODULE_DEVICE_TABLE(of, mutex_driver_dt_match);
>> --
>> 2.30.0.365.g02bc693789-goog
>>
>>
>> _______________________________________________
>> Linux-mediatek mailing list
>> Linux-mediatek@lists.infradead.org
>> http://lists.infradead.org/mailman/listinfo/linux-mediatek

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