Hi, Yongqiang: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx> 於 2020年7月27日 週一 下午3:54寫道： > > On Sat, 2020-07-25 at 07:24 +0800, Chun-Kuang Hu wrote: > > Hi Yongqiang: > > > > Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx> 於 2020年7月23日 週四 上午10:15寫道： > > > > > > This patch add support for mediatek SOC MT8183 > > > 1.ovl_2l share driver with ovl > > > > I think this is done in [1], [2], [3], this patch just add the support > > of mt8183-ovl and mt8183-ovl-2l. > > > > [1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/drivers/gpu/drm/mediatek?h=v5.8-rc6&id=132c6e250ed745443973cada8db17cdbaebdf551 > > [2] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/drivers/gpu/drm/mediatek?h=v5.8-rc6&id=318462d1a568634ba09263cc730cb0fb1d56c2b3 > > [3] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/drivers/gpu/drm/mediatek?h=v5.8-rc6&id=57148baac8b78461e394953cfd5317bde8f795ab > > > > > 2.rdma1 share drive with rdma0, but fifo size is different > > > > I think this is done in [4], this patch just add the support of mt8183-rdma. > > > > [4] https://patchwork.kernel.org/patch/11679549/ > > > > > 3.add mt8183 mutex private data, and mmsys private data > > > 4.add mt8183 main and external path module for crtc create > > > > The fourth item is the mmsys private data in third item, so you need > > not to repeat it. > > > > > > > > Signed-off-by: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx> > > > --- > > > drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 18 ++++++++++++ > > > drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 6 ++++ > > > drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 47 ++++++++++++++++++++++++++++++++ > > > drivers/gpu/drm/mediatek/mtk_drm_drv.c | 43 +++++++++++++++++++++++++++++ > > > 4 files changed, 114 insertions(+) > > > > > > > [snip] > > > > > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > > > index 014c1bb..60788c1 100644 > > > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > > > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > > > @@ -15,6 +15,8 @@ > > > > > > #define MT2701_DISP_MUTEX0_MOD0 0x2c > > > #define MT2701_DISP_MUTEX0_SOF0 0x30 > > > +#define MT8183_DISP_MUTEX0_MOD0 0x30 > > > +#define MT8183_DISP_MUTEX0_SOF0 0x2c > > > > > > #define DISP_REG_MUTEX_EN(n) (0x20 + 0x20 * (n)) > > > #define DISP_REG_MUTEX(n) (0x24 + 0x20 * (n)) > > > @@ -25,6 +27,18 @@ > > > > > > #define INT_MUTEX BIT(1) > > > > > > +#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 > > > @@ -74,6 +88,10 @@ > > > #define MUTEX_SOF_DSI2 5 > > > #define MUTEX_SOF_DSI3 6 > > > > > > +#define MT8183_MUTEX_SOF_DPI0 2 > > > +#define MT8183_MUTEX_EOF_DSI0 (MUTEX_SOF_DSI0 << 6) > > > +#define MT8183_MUTEX_EOF_DPI0 (MT8183_MUTEX_SOF_DPI0 << 6) > > > + > > > > > > struct mtk_disp_mutex { > > > int id; > > > @@ -153,6 +171,20 @@ struct mtk_ddp { > > > [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[DDP_MUTEX_SOF_DSI3 + 1] = { > > > [DDP_MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE, > > > [DDP_MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0, > > > @@ -163,6 +195,12 @@ struct mtk_ddp { > > > [DDP_MUTEX_SOF_DSI3] = MUTEX_SOF_DSI3, > > > }; > > > > > > +static const unsigned int mt8183_mutex_sof[DDP_MUTEX_SOF_DSI3 + 1] = { > > > + [DDP_MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE, > > > + [DDP_MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0 | MT8183_MUTEX_EOF_DSI0, > > > > I think this array is for 'sof', so you should drop MT8183_MUTEX_EOF_DSI0. > > > > > + [DDP_MUTEX_SOF_DPI0] = MT8183_MUTEX_SOF_DPI0 | MT8183_MUTEX_EOF_DPI0, > > > > Ditto. > > > > Regards, > > Chun-Kuang. > > MT8183 mutex setting is different with before SoC. > if we do not set EOF, Overlay hardware will not receive frame done irq, > and will display error. Please add comment for this because this is not a trivial thing. Regards, Chun-Kuang. > > > > > +}; > > > + > > > static const struct mtk_ddp_data mt2701_ddp_driver_data = { > > > .mutex_mod = mt2701_mutex_mod, > > > .mutex_sof = mt2712_mutex_sof, > > > @@ -184,6 +222,13 @@ struct mtk_ddp { > > > .mutex_sof_reg = MT2701_DISP_MUTEX0_SOF0, > > > }; > > > >
