diff options
author | stu.hsieh@mediatek.com <stu.hsieh@mediatek.com> | 2018-06-20 16:19:30 +0800 |
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committer | CK Hu <ck.hu@mediatek.com> | 2018-06-24 12:09:01 +0800 |
commit | 561fad31e697b73c22e0373e01a33311912b58eb (patch) | |
tree | 1cba9b427930813e2de8c0461800434c87009a27 /drivers/gpu/drm/mediatek | |
parent | 16dd757ead7a05e9cb88db9972916eef4e0a842a (diff) | |
download | linux-561fad31e697b73c22e0373e01a33311912b58eb.tar.bz2 |
drm/mediatek: add third ddp path
This patch create third crtc by third ddp path
Signed-off-by: Stu Hsieh <stu.hsieh@mediatek.com>
Signed-off-by: CK Hu <ck.hu@mediatek.com>
Diffstat (limited to 'drivers/gpu/drm/mediatek')
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_drv.c | 5 | ||||
-rw-r--r-- | drivers/gpu/drm/mediatek/mtk_drm_drv.h | 5 |
3 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c index 658b8dd45b83..2d6aa150a9ff 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c @@ -539,6 +539,9 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev, int ret; int i; + if (!path) + return 0; + for (i = 0; i < path_len; i++) { enum mtk_ddp_comp_id comp_id = path[i]; struct device_node *node; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index 08d5d0b47bfe..3d279a299383 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -232,6 +232,11 @@ static int mtk_drm_kms_init(struct drm_device *drm) if (ret < 0) goto err_component_unbind; + ret = mtk_drm_crtc_create(drm, private->data->third_path, + private->data->third_len); + if (ret < 0) + goto err_component_unbind; + /* Use OVL device for all DMA memory allocations */ np = private->comp_node[private->data->main_path[0]] ?: private->comp_node[private->data->ext_path[0]]; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.h b/drivers/gpu/drm/mediatek/mtk_drm_drv.h index c3378c452c0a..ecc00ca3221d 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.h @@ -17,7 +17,7 @@ #include <linux/io.h> #include "mtk_drm_ddp_comp.h" -#define MAX_CRTC 2 +#define MAX_CRTC 3 #define MAX_CONNECTOR 2 struct device; @@ -33,6 +33,9 @@ struct mtk_mmsys_driver_data { unsigned int main_len; const enum mtk_ddp_comp_id *ext_path; unsigned int ext_len; + const enum mtk_ddp_comp_id *third_path; + unsigned int third_len; + bool shadow_register; }; |