From: CK Hu <ck.hu@mediatek.com>
To: <yongqiang.niu@mediatek.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
devicetree@vger.kernel.org,
Philipp Zabel <p.zabel@pengutronix.de>,
David Airlie <airlied@linux.ie>,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
Rob Herring <robh+dt@kernel.org>,
linux-mediatek@lists.infradead.org,
Daniel Vetter <daniel@ffwll.ch>,
Matthias Brugger <matthias.bgg@gmail.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v4, 13/33] drm/mediatek: add mmsys private data for ddp path config
Date: Wed, 17 Jul 2019 13:46:24 +0800 [thread overview]
Message-ID: <1563342384.29169.17.camel@mtksdaap41> (raw)
In-Reply-To: <1562625253-29254-14-git-send-email-yongqiang.niu@mediatek.com>
Hi, Yongqiang:
On Tue, 2019-07-09 at 06:33 +0800, yongqiang.niu@mediatek.com wrote:
> From: Yongqiang Niu <yongqiang.niu@mediatek.com>
>
> This patch add mmsys private data for ddp path config
> all these register offset and value will be different in future SOC
> add these define into mmsys private data
> u32 ovl0_mout_en;
> u32 rdma0_sout_sel_in;
> u32 rdma0_sout_color0;
> u32 rdma1_sout_sel_in;
> u32 rdma1_sout_dpi0;
> u32 rdma1_sout_dsi0;
> u32 dpi0_sel_in;
> u32 dpi0_sel_in_rdma1;
> u32 dsi0_sel_in;
> u32 dsi0_sel_in_rdma1;
>
> Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
> ---
> drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 4 ++
> drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 89 ++++++++++++++++++++++++---------
> drivers/gpu/drm/mediatek/mtk_drm_ddp.h | 5 ++
> drivers/gpu/drm/mediatek/mtk_drm_drv.c | 3 ++
> drivers/gpu/drm/mediatek/mtk_drm_drv.h | 3 ++
> 5 files changed, 79 insertions(+), 25 deletions(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> index e520b56..5eac376 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> @@ -49,6 +49,7 @@ struct mtk_drm_crtc {
> bool pending_planes;
>
> void __iomem *config_regs;
> + const struct mtk_mmsys_reg_data *mmsys_reg_data;
> struct mtk_disp_mutex *mutex;
> unsigned int ddp_comp_nr;
> struct mtk_ddp_comp **ddp_comp;
> @@ -270,6 +271,7 @@ static int mtk_crtc_ddp_hw_init(struct mtk_drm_crtc *mtk_crtc)
> DRM_DEBUG_DRIVER("mediatek_ddp_ddp_path_setup\n");
> for (i = 0; i < mtk_crtc->ddp_comp_nr - 1; i++) {
> mtk_ddp_add_comp_to_path(mtk_crtc->config_regs,
> + mtk_crtc->mmsys_reg_data,
> mtk_crtc->ddp_comp[i]->id,
> mtk_crtc->ddp_comp[i + 1]->id);
> mtk_disp_mutex_add_comp(mtk_crtc->mutex,
> @@ -318,6 +320,7 @@ static void mtk_crtc_ddp_hw_fini(struct mtk_drm_crtc *mtk_crtc)
> mtk_disp_mutex_disable(mtk_crtc->mutex);
> for (i = 0; i < mtk_crtc->ddp_comp_nr - 1; i++) {
> mtk_ddp_remove_comp_from_path(mtk_crtc->config_regs,
> + mtk_crtc->mmsys_reg_data,
> mtk_crtc->ddp_comp[i]->id,
> mtk_crtc->ddp_comp[i + 1]->id);
> mtk_disp_mutex_remove_comp(mtk_crtc->mutex,
> @@ -549,6 +552,7 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev,
> return -ENOMEM;
>
> mtk_crtc->config_regs = priv->config_regs;
> + mtk_crtc->mmsys_reg_data = priv->data->reg_data;
> mtk_crtc->ddp_comp_nr = path_len;
> mtk_crtc->ddp_comp = devm_kmalloc_array(dev, mtk_crtc->ddp_comp_nr,
> sizeof(*mtk_crtc->ddp_comp),
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> index 47b3e35..7819fd31 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> @@ -175,6 +175,19 @@ struct mtk_ddp {
> const struct mtk_ddp_data *data;
> };
>
> +struct mtk_mmsys_reg_data {
> + u32 ovl0_mout_en;
> + u32 rdma0_sout_sel_in;
> + u32 rdma0_sout_color0;
> + u32 rdma1_sout_sel_in;
> + u32 rdma1_sout_dpi0;
> + u32 rdma1_sout_dsi0;
> + u32 dpi0_sel_in;
> + u32 dpi0_sel_in_rdma1;
> + u32 dsi0_sel_in;
> + u32 dsi0_sel_in_rdma1;
> +};
rdma0_sout_sel_in, rdma0_sout_color0, and rdma1_sout_dsi0 are not used
in this patch, so remove from this patch.
> +
> static const unsigned int mt2701_mutex_mod[DDP_COMPONENT_ID_MAX] = {
> [DDP_COMPONENT_BLS] = MT2701_MUTEX_MOD_DISP_BLS,
> [DDP_COMPONENT_COLOR0] = MT2701_MUTEX_MOD_DISP_COLOR,
> @@ -253,17 +266,34 @@ struct mtk_ddp {
> .mutex_sof_reg = MT2701_DISP_MUTEX0_SOF0,
> };
>
> -static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur,
> +const struct mtk_mmsys_reg_data mt2701_mmsys_reg_data = {
> + .ovl0_mout_en = DISP_REG_CONFIG_DISP_OVL_MOUT_EN,
> + .dsi0_sel_in = DISP_REG_CONFIG_DSI_SEL,
> + .dsi0_sel_in_rdma1 = DSI_SEL_IN_RDMA,
> +};
> +
> +const struct mtk_mmsys_reg_data mt8173_mmsys_reg_data = {
> + .ovl0_mout_en = DISP_REG_CONFIG_DISP_OVL0_MOUT_EN,
> + .rdma1_sout_sel_in = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN,
> + .rdma1_sout_dpi0 = RDMA1_SOUT_DPI0,
> + .dpi0_sel_in = DISP_REG_CONFIG_DPI_SEL_IN,
> + .dpi0_sel_in_rdma1 = DPI0_SEL_IN_RDMA1,
> + .dsi0_sel_in = DISP_REG_CONFIG_DSIE_SEL_IN,
> + .dsi0_sel_in_rdma1 = DSI0_SEL_IN_RDMA1,
> +};
> +
> +static unsigned int mtk_ddp_mout_en(const struct mtk_mmsys_reg_data *data,
> + enum mtk_ddp_comp_id cur,
> enum mtk_ddp_comp_id next,
> unsigned int *addr)
> {
> unsigned int value;
>
> if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_COLOR0) {
> - *addr = DISP_REG_CONFIG_DISP_OVL0_MOUT_EN;
> + *addr = data->ovl0_mout_en;
> value = OVL0_MOUT_EN_COLOR0;
> } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) {
> - *addr = DISP_REG_CONFIG_DISP_OVL_MOUT_EN;
> + *addr = data->ovl0_mout_en;
> value = OVL_MOUT_EN_RDMA;
> } else if (cur == DDP_COMPONENT_OD0 && next == DDP_COMPONENT_RDMA0) {
> *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN;
> @@ -305,8 +335,8 @@ static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur,
> *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN;
> value = RDMA1_SOUT_DSI3;
> } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI0) {
> - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN;
> - value = RDMA1_SOUT_DPI0;
> + *addr = data->rdma1_sout_sel_in;
> + value = data->rdma1_sout_dpi0;
> } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) {
> *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN;
> value = RDMA1_SOUT_DPI1;
> @@ -332,7 +362,8 @@ static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur,
> return value;
> }
>
> -static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur,
> +static unsigned int mtk_ddp_sel_in(const struct mtk_mmsys_reg_data *data,
> + enum mtk_ddp_comp_id cur,
> enum mtk_ddp_comp_id next,
> unsigned int *addr)
> {
> @@ -342,14 +373,14 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur,
> *addr = DISP_REG_CONFIG_DISP_COLOR0_SEL_IN;
> value = COLOR0_SEL_IN_OVL0;
> } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI0) {
> - *addr = DISP_REG_CONFIG_DPI_SEL_IN;
> - value = DPI0_SEL_IN_RDMA1;
> + *addr = data->dpi0_sel_in;
> + value = data->dpi0_sel_in_rdma1;
> } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) {
> *addr = DISP_REG_CONFIG_DPI_SEL_IN;
> value = DPI1_SEL_IN_RDMA1;
> } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI0) {
> - *addr = DISP_REG_CONFIG_DSIE_SEL_IN;
> - value = DSI0_SEL_IN_RDMA1;
> + *addr = data->dsi0_sel_in;
> + value = data->dsi0_sel_in_rdma1;
> } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) {
> *addr = DISP_REG_CONFIG_DSIO_SEL_IN;
> value = DSI1_SEL_IN_RDMA1;
> @@ -390,37 +421,44 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur,
> return value;
> }
>
> -static void mtk_ddp_sout_sel(void __iomem *config_regs,
> - enum mtk_ddp_comp_id cur,
> - enum mtk_ddp_comp_id next)
> +static unsigned int mtk_ddp_sout_sel(const struct mtk_mmsys_reg_data *data,
> + enum mtk_ddp_comp_id cur,
> + enum mtk_ddp_comp_id next,
> + unsigned int *addr)
> {
> + unsigned int value;
> +
> if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) {
> - writel_relaxed(BLS_TO_DSI_RDMA1_TO_DPI1,
> - config_regs + DISP_REG_CONFIG_OUT_SEL);
> + *addr = DISP_REG_CONFIG_OUT_SEL;
> + value = BLS_TO_DSI_RDMA1_TO_DPI1;
> } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) {
> - writel_relaxed(BLS_TO_DPI_RDMA1_TO_DSI,
> - config_regs + DISP_REG_CONFIG_OUT_SEL);
> - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI0) {
> - writel_relaxed(DSI_SEL_IN_RDMA,
> - config_regs + DISP_REG_CONFIG_DSI_SEL);
> + *addr = DISP_REG_CONFIG_OUT_SEL;
> + value = BLS_TO_DPI_RDMA1_TO_DSI;
> + } else {
> + value = 0;
> }
> +
> + return value;
> }
>
> void mtk_ddp_add_comp_to_path(void __iomem *config_regs,
> + const struct mtk_mmsys_reg_data *reg_data,
> enum mtk_ddp_comp_id cur,
> enum mtk_ddp_comp_id next)
> {
> unsigned int addr, value, reg;
>
> - value = mtk_ddp_mout_en(cur, next, &addr);
> + value = mtk_ddp_mout_en(reg_data, cur, next, &addr);
> if (value) {
> reg = readl_relaxed(config_regs + addr) | value;
> writel_relaxed(reg, config_regs + addr);
> }
>
> - mtk_ddp_sout_sel(config_regs, cur, next);
> + value = mtk_ddp_sout_sel(reg_data, cur, next, &addr);
> + if (value)
> + writel_relaxed(value, config_regs + addr);
I think the register could be written inside mtk_ddp_sout_sel(), why do
you move out of that function?
Regards,
CK
>
> - value = mtk_ddp_sel_in(cur, next, &addr);
> + value = mtk_ddp_sel_in(reg_data, cur, next, &addr);
> if (value) {
> reg = readl_relaxed(config_regs + addr) | value;
> writel_relaxed(reg, config_regs + addr);
> @@ -428,18 +466,19 @@ void mtk_ddp_add_comp_to_path(void __iomem *config_regs,
> }
>
> void mtk_ddp_remove_comp_from_path(void __iomem *config_regs,
> + const struct mtk_mmsys_reg_data *reg_data,
> enum mtk_ddp_comp_id cur,
> enum mtk_ddp_comp_id next)
> {
> unsigned int addr, value, reg;
>
> - value = mtk_ddp_mout_en(cur, next, &addr);
> + value = mtk_ddp_mout_en(reg_data, cur, next, &addr);
> if (value) {
> reg = readl_relaxed(config_regs + addr) & ~value;
> writel_relaxed(reg, config_regs + addr);
> }
>
> - value = mtk_ddp_sel_in(cur, next, &addr);
> + value = mtk_ddp_sel_in(reg_data, cur, next, &addr);
> if (value) {
> reg = readl_relaxed(config_regs + addr) & ~value;
> writel_relaxed(reg, config_regs + addr);
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h
> index f9a7991..43dabb6 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h
> @@ -19,11 +19,16 @@
> struct regmap;
> struct device;
> struct mtk_disp_mutex;
> +struct mtk_mmsys_reg_data;
>
> +extern const struct mtk_mmsys_reg_data mt2701_mmsys_reg_data;
> +extern const struct mtk_mmsys_reg_data mt8173_mmsys_reg_data;
> void mtk_ddp_add_comp_to_path(void __iomem *config_regs,
> + const struct mtk_mmsys_reg_data *reg_data,
> enum mtk_ddp_comp_id cur,
> enum mtk_ddp_comp_id next);
> void mtk_ddp_remove_comp_from_path(void __iomem *config_regs,
> + const struct mtk_mmsys_reg_data *reg_data,
> enum mtk_ddp_comp_id cur,
> enum mtk_ddp_comp_id next);
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> index 57ce470..5f94259 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> @@ -197,6 +197,7 @@ static int mtk_atomic_commit(struct drm_device *drm,
> .main_len = ARRAY_SIZE(mt2701_mtk_ddp_main),
> .ext_path = mt2701_mtk_ddp_ext,
> .ext_len = ARRAY_SIZE(mt2701_mtk_ddp_ext),
> + .reg_data = &mt2701_mmsys_reg_data,
> .shadow_register = true,
> };
>
> @@ -207,6 +208,7 @@ static int mtk_atomic_commit(struct drm_device *drm,
> .ext_len = ARRAY_SIZE(mt2712_mtk_ddp_ext),
> .third_path = mt2712_mtk_ddp_third,
> .third_len = ARRAY_SIZE(mt2712_mtk_ddp_third),
> + .reg_data = &mt8173_mmsys_reg_data,
> };
>
> static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = {
> @@ -214,6 +216,7 @@ static int mtk_atomic_commit(struct drm_device *drm,
> .main_len = ARRAY_SIZE(mt8173_mtk_ddp_main),
> .ext_path = mt8173_mtk_ddp_ext,
> .ext_len = ARRAY_SIZE(mt8173_mtk_ddp_ext),
> + .reg_data = &mt8173_mmsys_reg_data,
> };
>
> static int mtk_drm_kms_init(struct drm_device *drm)
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.h b/drivers/gpu/drm/mediatek/mtk_drm_drv.h
> index ecc00ca..1e6d74b 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.h
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.h
> @@ -15,6 +15,7 @@
> #define MTK_DRM_DRV_H
>
> #include <linux/io.h>
> +#include "mtk_drm_ddp.h"
> #include "mtk_drm_ddp_comp.h"
>
> #define MAX_CRTC 3
> @@ -36,6 +37,8 @@ struct mtk_mmsys_driver_data {
> const enum mtk_ddp_comp_id *third_path;
> unsigned int third_len;
>
> + const struct mtk_mmsys_reg_data *reg_data;
> +
> bool shadow_register;
> };
>
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next prev parent reply other threads:[~2019-07-17 5:46 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-08 22:33 [PATCH v4, 00/33] add drm support for MT8183 yongqiang.niu
2019-07-08 22:33 ` [PATCH v4, 01/33] dt-bindings: mediatek: add binding for mt8183 display yongqiang.niu
2019-07-17 3:22 ` CK Hu
2019-07-08 22:33 ` [PATCH v4, 02/33] dt-bindings: mediatek: add ovl_2l description " yongqiang.niu
2019-07-24 20:15 ` Rob Herring
2019-07-08 22:33 ` [PATCH v4, 03/33] dt-bindings: mediatek: add ccorr " yongqiang.niu
2019-07-17 3:37 ` CK Hu
2019-07-08 22:33 ` [PATCH v4, 04/33] dt-bindings: mediatek: add dither " yongqiang.niu
2019-07-17 3:40 ` CK Hu
2019-07-08 22:33 ` [PATCH v4, 05/33] dt-bindings: mediatek: add RDMA1 " yongqiang.niu
2019-07-24 20:16 ` Rob Herring
2019-07-25 3:20 ` CK Hu
2019-07-25 22:23 ` Rob Herring
2019-07-08 22:33 ` [PATCH v4, 06/33] dt-bindings: mediatek: add mutex " yongqiang.niu
2019-07-16 23:59 ` Ryan Case
2019-07-08 22:33 ` [PATCH v4, 07/33] arm64: dts: add display nodes for mt8183 yongqiang.niu
2019-07-08 22:33 ` [PATCH v4, 08/33] drm/mediatek: add mutex mod into ddp private data yongqiang.niu
2019-07-17 5:22 ` CK Hu
2019-07-08 22:33 ` [PATCH v4, 09/33] drm/mediatek: add mutex mod register offset " yongqiang.niu
2019-07-17 5:23 ` CK Hu
2019-07-08 22:33 ` [PATCH v4, 10/33] drm/mediatek: add mutex sof " yongqiang.niu
2019-07-17 5:28 ` CK Hu
2019-07-08 22:33 ` [PATCH v4, 11/33] drm/mediatek: add mutex sof register offset " yongqiang.niu
2019-07-17 5:31 ` CK Hu
2019-07-08 22:33 ` [PATCH v4, 12/33] drm/mediatek: split DISP_REG_CONFIG_DSI_SEL setting into another use case yongqiang.niu
2019-07-17 5:35 ` CK Hu
2019-08-29 12:39 ` Yongqiang Niu
2019-07-08 22:33 ` [PATCH v4, 13/33] drm/mediatek: add mmsys private data for ddp path config yongqiang.niu
2019-07-17 5:46 ` CK Hu [this message]
2019-07-08 22:33 ` [PATCH v4, 14/33] drm/mediatek: move rdma sout from mtk_ddp_mout_en into mtk_ddp_sout_sel yongqiang.niu
2019-07-08 22:33 ` [PATCH v4, 15/33] drm/mediatek: add ddp component CCORR yongqiang.niu
2019-07-08 22:33 ` [PATCH v4, 16/33] drm/mediatek: add commponent OVL_2L0 yongqiang.niu
2019-07-08 22:33 ` [PATCH v4, 17/33] drm/mediatek: add component OVL_2L1 yongqiang.niu
2019-07-08 22:33 ` [PATCH v4, 18/33] drm/mediatek: add component DITHER yongqiang.niu
2019-07-08 22:33 ` [PATCH v4, 19/33] drm/mediatek: add gmc_bits for ovl private data yongqiang.niu
2019-07-08 22:34 ` [PATCH v4, 20/33] drm/medaitek: add layer_nr " yongqiang.niu
2019-07-08 22:34 ` [PATCH v4, 21/33] drm/mediatek: add function to background color input select for ovl/ovl_2l direct link yongqiang.niu
2019-07-17 5:53 ` CK Hu
2019-07-08 22:34 ` [PATCH v4, 22/33] drm/mediatek: add background color input select function for ovl/ovl_2l yongqiang.niu
2019-07-17 5:58 ` CK Hu
2019-07-08 22:34 ` [PATCH v4, 23/33] drm/mediatek: add ovl0/ovl_2l0 usecase yongqiang.niu
2019-07-16 23:13 ` Ryan Case
2019-07-17 6:47 ` CK Hu
2019-08-29 13:15 ` Yongqiang Niu
2019-07-08 22:34 ` [PATCH v4, 24/33] drm/mediatek: distinguish ovl and ovl_2l by layer_nr yongqiang.niu
2019-07-17 6:55 ` CK Hu
2019-07-08 22:34 ` [PATCH v4, 25/33] drm/mediatek: add clock property check before get it yongqiang.niu
2019-07-17 7:01 ` CK Hu
2019-07-08 22:34 ` [PATCH v4, 26/33] drm/mediatek: add connection from OVL0 to OVL_2L0 yongqiang.niu
2019-07-08 22:34 ` [PATCH v4, 27/33] drm/mediatek: add connection from RDMA0 to COLOR0 yongqiang.niu
2019-07-08 22:34 ` [PATCH v4, 28/33] drm/mediatek: add connection from RDMA1 to DSI0 yongqiang.niu
2019-07-08 22:34 ` [PATCH v4, 29/33] drm/mediatek: add connection from OVL_2L0 to RDMA0 yongqiang.niu
2019-07-08 22:34 ` [PATCH v4, 30/33] drm/mediatek: add connection from OVL_2L1 to RDMA1 yongqiang.niu
2019-07-08 22:34 ` [PATCH v4, 31/33] drm/mediatek: add connection from DITHER0 to DSI0 yongqiang.niu
2019-07-08 22:34 ` [PATCH v4, 32/33] drm/mediatek: add connection from RDMA0 " yongqiang.niu
2019-07-08 22:34 ` [PATCH v4, 33/33] drm/mediatek: add support for mediatek SOC MT8183 yongqiang.niu
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