[PATCH v16 5/8] soc: mediatek: add mtk-mutex support for mt8195 vdosys0
CK Hu
ck.hu at mediatek.com
Sun Mar 27 22:35:25 PDT 2022
Hi, Jason:
On Mon, 2022-03-28 at 12:45 +0800, Jason-JH Lin wrote:
> Hi CK,
>
> Thanks for the reviews.
>
> On Fri, 2022-03-18 at 15:21 +0800, CK Hu wrote:
> > Hi, Jason:
> >
> > On Mon, 2022-03-07 at 11:28 +0800, jason-jh.lin wrote:
> > > Add mtk-mutex support for mt8195 vdosys0.
> > >
> > > Signed-off-by: jason-jh.lin <jason-jh.lin at mediatek.com>
> > > Acked-by: AngeloGioacchino Del Regno <
> > > angelogioacchino.delregno at collabora.com>
> > > ---
> > > drivers/soc/mediatek/mtk-mutex.c | 103
> > > ++++++++++++++++++++++++++++++-
> > > 1 file changed, 100 insertions(+), 3 deletions(-)
> > >
> > > diff --git a/drivers/soc/mediatek/mtk-mutex.c
> > > b/drivers/soc/mediatek/mtk-mutex.c
> > > index aaf8fc1abb43..1c7ffcdadcea 100644
> > > --- a/drivers/soc/mediatek/mtk-mutex.c
> > > +++ b/drivers/soc/mediatek/mtk-mutex.c
> > > @@ -17,6 +17,9 @@
> > > #define MT8183_MUTEX0_MOD0 0x30
> > > #define MT8183_MUTEX0_SOF0 0x2c
> > >
> > > +#define MT8195_DISP_MUTEX0_MOD0 0x30
> > > +#define MT8195_DISP_MUTEX0_SOF 0x2c
> > > +
> > > #define DISP_REG_MUTEX_EN(n) (0x20 + 0x20 *
> > > (n))
> > > #define DISP_REG_MUTEX(n) (0x24 + 0x20 *
> > > (n))
> > > #define DISP_REG_MUTEX_RST(n) (0x28 + 0x20 *
> > > (n))
> > > @@ -96,6 +99,36 @@
> > > #define MT8173_MUTEX_MOD_DISP_PWM1 24
> > > #define MT8173_MUTEX_MOD_DISP_OD 25
> > >
> > > +#define MT8195_MUTEX_MOD_DISP_OVL0 0
> > > +#define MT8195_MUTEX_MOD_DISP_WDMA0 1
> > > +#define MT8195_MUTEX_MOD_DISP_RDMA0 2
> > > +#define MT8195_MUTEX_MOD_DISP_COLOR0 3
> > > +#define MT8195_MUTEX_MOD_DISP_CCORR0 4
> > > +#define MT8195_MUTEX_MOD_DISP_AAL0 5
> > > +#define MT8195_MUTEX_MOD_DISP_GAMMA0 6
> > > +#define MT8195_MUTEX_MOD_DISP_DITHER0 7
> > > +#define MT8195_MUTEX_MOD_DISP_DSI0 8
> > > +#define MT8195_MUTEX_MOD_DISP_DSC_WRAP0_CORE0 9
> > > +#define MT8195_MUTEX_MOD_DISP_OVL1 10
> > > +#define MT8195_MUTEX_MOD_DISP_WDMA1 11
> > > +#define MT8195_MUTEX_MOD_DISP_RDMA1 12
> > > +#define MT8195_MUTEX_MOD_DISP_COLOR1 13
> > > +#define MT8195_MUTEX_MOD_DISP_CCORR1 14
> > > +#define MT8195_MUTEX_MOD_DISP_AAL1 15
> > > +#define MT8195_MUTEX_MOD_DISP_GAMMA1 16
> > > +#define MT8195_MUTEX_MOD_DISP_DITHER1 17
> > > +#define MT8195_MUTEX_MOD_DISP_DSI1 18
> > > +#define MT8195_MUTEX_MOD_DISP_DSC_WRAP0_CORE1 19
> > > +#define MT8195_MUTEX_MOD_DISP_VPP_MERGE 20
> > > +#define MT8195_MUTEX_MOD_DISP_DP_INTF0 21
> > > +#define MT8195_MUTEX_MOD_DISP_VPP1_DL_RELAY0 22
> >
> > Useless, remove.
> >
> > > +#define MT8195_MUTEX_MOD_DISP_VPP1_DL_RELAY1 23
> >
> > Ditto.
> >
> > Regards,
> > CK
> >
>
> Although these definitions are not used, they represent the
> functionality provided by this register.
>
> I think we can show that we have these capabilities by defining them.
>
> Can we keep these definitions?
OK, but add some information that we could know how to use it. What's
these DL_RELAY and when should we add these to mutex?
Regards,
CK
>
> Regards,
> Jason-JH.Lin
> > > +#define MT8195_MUTEX_MOD_DISP_VDO1_DL_RELAY2 24
> > > +#define MT8195_MUTEX_MOD_DISP_VDO0_DL_RELAY3 25
> > > +#define MT8195_MUTEX_MOD_DISP_VDO0_DL_RELAY4 26
> > > +#define MT8195_MUTEX_MOD_DISP_PWM0 27
> > > +#define MT8195_MUTEX_MOD_DISP_PWM1 28
> > > +
> > > #define MT2712_MUTEX_MOD_DISP_PWM2 10
> > > #define MT2712_MUTEX_MOD_DISP_OVL0 11
> > > #define MT2712_MUTEX_MOD_DISP_OVL1 12
> > > @@ -132,9 +165,21 @@
> > > #define MT8167_MUTEX_SOF_DPI1 3
> > > #define MT8183_MUTEX_SOF_DSI0 1
> > > #define MT8183_MUTEX_SOF_DPI0 2
> > > +#define MT8195_MUTEX_SOF_DSI0 1
> > > +#define MT8195_MUTEX_SOF_DSI1 2
> > > +#define MT8195_MUTEX_SOF_DP_INTF0 3
> > > +#define MT8195_MUTEX_SOF_DP_INTF1 4
> > > +#define MT8195_MUTEX_SOF_DPI0 6 /* for
> > > HDMI_TX */
> > > +#define MT8195_MUTEX_SOF_DPI1 5 /* for
> > > digital video out */
> > >
> > > #define MT8183_MUTEX_EOF_DSI0 (MT8183_MUTEX_S
> > > OF_DSI0 << 6)
> > > #define MT8183_MUTEX_EOF_DPI0 (MT8183_MUTEX_S
> > > OF_DPI0 << 6)
> > > +#define MT8195_MUTEX_EOF_DSI0 (MT8195_MUTEX_S
> > > OF_DSI0 << 7)
> > > +#define MT8195_MUTEX_EOF_DSI1 (MT8195_MUTEX_S
> > > OF_DSI1 << 7)
> > > +#define MT8195_MUTEX_EOF_DP_INTF0 (MT8195_MUTEX_S
> > > OF_DP_IN
> > > TF0 << 7)
> > > +#define MT8195_MUTEX_EOF_DP_INTF1 (MT8195_MUTEX_S
> > > OF_DP_IN
> > > TF1 << 7)
> > > +#define MT8195_MUTEX_EOF_DPI0 (MT8195_MUTEX_S
> > > OF_DPI0 << 7)
> > > +#define MT8195_MUTEX_EOF_DPI1 (MT8195_MUTEX_S
> > > OF_DPI1 << 7)
> > >
> > > struct mtk_mutex {
> > > int id;
> > > @@ -149,6 +194,9 @@ enum mtk_mutex_sof_id {
> > > MUTEX_SOF_DPI1,
> > > MUTEX_SOF_DSI2,
> > > MUTEX_SOF_DSI3,
> > > + MUTEX_SOF_DP_INTF0,
> > > + MUTEX_SOF_DP_INTF1,
> > > + DDP_MUTEX_SOF_MAX,
> > > };
> > >
> > > struct mtk_mutex_data {
> > > @@ -270,7 +318,23 @@ static const unsigned int
> > > mt8192_mutex_mod[DDP_COMPONENT_ID_MAX] = {
> > > [DDP_COMPONENT_RDMA4] = MT8192_MUTEX_MOD_DISP_RDMA4,
> > > };
> > >
> > > -static const unsigned int mt2712_mutex_sof[MUTEX_SOF_DSI3 + 1] =
> > > {
> > > +static const unsigned int mt8195_mutex_mod[DDP_COMPONENT_ID_MAX]
> > > =
> > > {
> > > + [DDP_COMPONENT_OVL0] = MT8195_MUTEX_MOD_DISP_OVL0,
> > > + [DDP_COMPONENT_WDMA0] = MT8195_MUTEX_MOD_DISP_WDMA0,
> > > + [DDP_COMPONENT_RDMA0] = MT8195_MUTEX_MOD_DISP_RDMA0,
> > > + [DDP_COMPONENT_COLOR0] = MT8195_MUTEX_MOD_DISP_COLOR0,
> > > + [DDP_COMPONENT_CCORR] = MT8195_MUTEX_MOD_DISP_CCORR0,
> > > + [DDP_COMPONENT_AAL0] = MT8195_MUTEX_MOD_DISP_AAL0,
> > > + [DDP_COMPONENT_GAMMA] = MT8195_MUTEX_MOD_DISP_GAMMA0,
> > > + [DDP_COMPONENT_DITHER] = MT8195_MUTEX_MOD_DISP_DITHER0,
> > > + [DDP_COMPONENT_MERGE0] = MT8195_MUTEX_MOD_DISP_VPP_MERGE,
> > > + [DDP_COMPONENT_DSC0] = MT8195_MUTEX_MOD_DISP_DSC_WRAP0_CORE0,
> > > + [DDP_COMPONENT_DSI0] = MT8195_MUTEX_MOD_DISP_DSI0,
> > > + [DDP_COMPONENT_PWM0] = MT8195_MUTEX_MOD_DISP_PWM0,
> > > + [DDP_COMPONENT_DP_INTF0] = MT8195_MUTEX_MOD_DISP_DP_INTF0,
> > > +};
> > > +
> > > +static const unsigned int mt2712_mutex_sof[DDP_MUTEX_SOF_MAX] =
> > > {
> > > [MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
> > > [MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0,
> > > [MUTEX_SOF_DSI1] = MUTEX_SOF_DSI1,
> > > @@ -280,7 +344,7 @@ static const unsigned int
> > > mt2712_mutex_sof[MUTEX_SOF_DSI3 + 1] = {
> > > [MUTEX_SOF_DSI3] = MUTEX_SOF_DSI3,
> > > };
> > >
> > > -static const unsigned int mt8167_mutex_sof[MUTEX_SOF_DSI3 + 1] =
> > > {
> > > +static const unsigned int mt8167_mutex_sof[DDP_MUTEX_SOF_MAX] =
> > > {
> > > [MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
> > > [MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0,
> > > [MUTEX_SOF_DPI0] = MT8167_MUTEX_SOF_DPI0,
> > > @@ -288,7 +352,7 @@ static const unsigned int
> > > mt8167_mutex_sof[MUTEX_SOF_DSI3 + 1] = {
> > > };
> > >
> > > /* Add EOF setting so overlay hardware can receive frame done
> > > irq
> > > */
> > > -static const unsigned int mt8183_mutex_sof[MUTEX_SOF_DSI3 + 1] =
> > > {
> > > +static const unsigned int mt8183_mutex_sof[DDP_MUTEX_SOF_MAX] =
> > > {
> > > [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,
> > > @@ -300,6 +364,26 @@ static const unsigned int
> > > mt8186_mutex_sof[MUTEX_SOF_DSI3 + 1] = {
> > > [MUTEX_SOF_DPI0] = MT8186_MUTEX_SOF_DPI0 |
> > > MT8186_MUTEX_EOF_DPI0,
> > > };
> > >
> > > +/*
> > > + * To support refresh mode(video mode), DISP_REG_MUTEX_SOF
> > > should
> > > + * select the EOF source and configure the EOF plus timing from
> > > the
> > > + * module that provides the timing signal.
> > > + * So that MUTEX can not only send a STREAM_DONE event to GCE
> > > + * but also detect the error at end of frame(EAEOF) when EOF
> > > signal
> > > + * arrives.
> > > + */
> > > +static const unsigned int mt8195_mutex_sof[DDP_MUTEX_SOF_MAX] =
> > > {
> > > + [MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
> > > + [MUTEX_SOF_DSI0] = MT8195_MUTEX_SOF_DSI0 |
> > > MT8195_MUTEX_EOF_DSI0,
> > > + [MUTEX_SOF_DSI1] = MT8195_MUTEX_SOF_DSI1 |
> > > MT8195_MUTEX_EOF_DSI1,
> > > + [MUTEX_SOF_DPI0] = MT8195_MUTEX_SOF_DPI0 |
> > > MT8195_MUTEX_EOF_DPI0,
> > > + [MUTEX_SOF_DPI1] = MT8195_MUTEX_SOF_DPI1 |
> > > MT8195_MUTEX_EOF_DPI1,
> > > + [MUTEX_SOF_DP_INTF0] =
> > > + MT8195_MUTEX_SOF_DP_INTF0 | MT8195_MUTEX_EOF_DP_INTF0,
> > > + [MUTEX_SOF_DP_INTF1] =
> > > + MT8195_MUTEX_SOF_DP_INTF1 | MT8195_MUTEX_EOF_DP_INTF1,
> > > +};
> > > +
> > > static const struct mtk_mutex_data mt2701_mutex_driver_data = {
> > > .mutex_mod = mt2701_mutex_mod,
> > > .mutex_sof = mt2712_mutex_sof,
> > > @@ -351,6 +435,13 @@ static const struct mtk_mutex_data
> > > mt8192_mutex_driver_data = {
> > > .mutex_sof_reg = MT8183_MUTEX0_SOF0,
> > > };
> > >
> > > +static const struct mtk_mutex_data mt8195_mutex_driver_data = {
> > > + .mutex_mod = mt8195_mutex_mod,
> > > + .mutex_sof = mt8195_mutex_sof,
> > > + .mutex_mod_reg = MT8195_DISP_MUTEX0_MOD0,
> > > + .mutex_sof_reg = MT8195_DISP_MUTEX0_SOF,
> > > +};
> > > +
> > > struct mtk_mutex *mtk_mutex_get(struct device *dev)
> > > {
> > > struct mtk_mutex_ctx *mtx = dev_get_drvdata(dev);
> > > @@ -423,6 +514,9 @@ void mtk_mutex_add_comp(struct mtk_mutex
> > > *mutex,
> > > case DDP_COMPONENT_DPI1:
> > > sof_id = MUTEX_SOF_DPI1;
> > > break;
> > > + case DDP_COMPONENT_DP_INTF0:
> > > + sof_id = MUTEX_SOF_DP_INTF0;
> > > + break;
> > > default:
> > > if (mtx->data->mutex_mod[id] < 32) {
> > > offset = DISP_REG_MUTEX_MOD(mtx->data-
> > > > mutex_mod_reg,
> > >
> > > @@ -462,6 +556,7 @@ void mtk_mutex_remove_comp(struct mtk_mutex
> > > *mutex,
> > > case DDP_COMPONENT_DSI3:
> > > case DDP_COMPONENT_DPI0:
> > > case DDP_COMPONENT_DPI1:
> > > + case DDP_COMPONENT_DP_INTF0:
> > > writel_relaxed(MUTEX_SOF_SINGLE_MODE,
> > > mtx->regs +
> > > DISP_REG_MUTEX_SOF(mtx->data-
> > > > mutex_sof_reg,
> > >
> > > @@ -587,6 +682,8 @@ static const struct of_device_id
> > > mutex_driver_dt_match[] = {
> > > .data = &mt8186_mutex_driver_data},
> > > { .compatible = "mediatek,mt8192-disp-mutex",
> > > .data = &mt8192_mutex_driver_data},
> > > + { .compatible = "mediatek,mt8195-disp-mutex",
> > > + .data = &mt8195_mutex_driver_data},
> > > {},
> > > };
> > > MODULE_DEVICE_TABLE(of, mutex_driver_dt_match);
> >
> >
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