drm/amd/display: add max_video_width cap to dc

Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index c60f530..7d75036 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -2750,11 +2750,9 @@ bool dc_validate_stream(struct dc *dc, struct dc_stream_state *stream)
 
 bool dc_validate_plane(struct dc *dc, const struct dc_plane_state *plane_state)
 {
-       struct dc *core_dc = dc;
-
        /* TODO For now validates pixel format only */
-       if (core_dc->res_pool->funcs->validate_plane)
-               return core_dc->res_pool->funcs->validate_plane(plane_state) == DC_OK;
+       if (dc->res_pool->funcs->validate_plane)
+               return dc->res_pool->funcs->validate_plane(plane_state, &dc->caps) == DC_OK;
 
        return true;
 }

diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index 4c47a48..5a378cc 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -57,6 +57,7 @@ struct dc_caps {
        uint32_t max_downscale_ratio;
        uint32_t i2c_speed_in_khz;
        unsigned int max_cursor_size;
+       unsigned int max_video_width;
        bool dcc_const_color;
        bool dynamic_audio;
 };

diff --git a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
index b1cf591..9091125 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
@@ -743,7 +743,7 @@ static void dce100_destroy_resource_pool(struct resource_pool **pool)
        *pool = NULL;
 }
 
-enum dc_status dce100_validate_plane(const struct dc_plane_state *plane_state)
+enum dc_status dce100_validate_plane(const struct dc_plane_state *plane_state, struct dc_caps *caps)
 {
 
        if (plane_state->format < SURFACE_PIXEL_FORMAT_VIDEO_BEGIN)

diff --git a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.h b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.h
index f52cae2..de8fdf4 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.h
+++ b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.h
@@ -16,7 +16,7 @@ struct resource_pool *dce100_create_resource_pool(
        uint8_t num_virtual_links,
        struct dc *dc);
 
-enum dc_status dce100_validate_plane(const struct dc_plane_state *plane_state);
+enum dc_status dce100_validate_plane(const struct dc_plane_state *plane_state, struct dc_caps *caps);
 
 enum dc_status dce100_add_stream_to_ctx(
                struct dc *dc,

diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
index 4dd7c3a..2caad73 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
@@ -1163,10 +1163,11 @@ static void dcn10_destroy_resource_pool(struct resource_pool **pool)
        *pool = NULL;
 }
 
-enum dc_status dcn10_validate_plane(const struct dc_plane_state *plane_state)
+static enum dc_status dcn10_validate_plane(const struct dc_plane_state *plane_state, struct dc_caps *caps)
 {
        if (plane_state->format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN
-                       && plane_state->src_rect.width > 3840)
+                       && caps->max_video_width != 0
+                       && plane_state->src_rect.width > caps->max_video_width)
                return DC_FAIL_SURFACE_VALIDATE;
 
        return DC_OK;
@@ -1222,6 +1223,7 @@ static bool construct(
        /* max pipe num for ASIC before check pipe fuses */
        pool->base.pipe_count = pool->base.res_cap->num_timing_generator;
 
+       dc->caps.max_video_width = 3840;
        dc->caps.max_downscale_ratio = 200;
        dc->caps.i2c_speed_in_khz = 100;
        dc->caps.max_cursor_size = 256;

diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_types.h b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
index 5230ddd..118122d 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
@@ -111,7 +111,7 @@ struct resource_funcs {
                        const struct resource_pool *pool,
                        struct dc_stream_state *stream);
 
-       enum dc_status (*validate_plane)(const struct dc_plane_state *plane_state);
+       enum dc_status (*validate_plane)(const struct dc_plane_state *plane_state, struct dc_caps *caps);
 
        enum dc_status (*add_stream_to_ctx)(
                        struct dc *dc,