From: Ilya Bakoulin <ilya.bakou...@amd.com>

[Why/How]
Certain transitions from HW to SW cursor can be missed, which will
result in black visual confirm instead of expected blue/red. Need to add
handling for cursor visual confirm to dc_update_visual_confirm_color.

Reviewed-by: Alvin Lee <alvin.l...@amd.com>
Signed-off-by: Ilya Bakoulin <ilya.bakou...@amd.com>
Signed-off-by: Aurabindo Pillai <aurabindo.pil...@amd.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc.c        |  2 ++
 .../drm/amd/display/dc/core/dc_hw_sequencer.c   | 17 +++++++++++++++++
 drivers/gpu/drm/amd/display/dc/core/dc_stream.c | 11 +----------
 .../gpu/drm/amd/display/dc/hwss/hw_sequencer.h  |  4 ++++
 4 files changed, 24 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c 
b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 024d2d0bf457..fbc2e1dfb610 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1157,6 +1157,8 @@ static void dc_update_visual_confirm_color(struct dc *dc, 
struct dc_state *conte
                        get_surface_visual_confirm_color(pipe_ctx, 
&(pipe_ctx->visual_confirm_color));
                else if (dc->debug.visual_confirm == VISUAL_CONFIRM_SWIZZLE)
                        get_surface_tile_visual_confirm_color(pipe_ctx, 
&(pipe_ctx->visual_confirm_color));
+               else if (dc->debug.visual_confirm == VISUAL_CONFIRM_HW_CURSOR)
+                       get_cursor_visual_confirm_color(pipe_ctx, 
&(pipe_ctx->visual_confirm_color));
                else {
                        if (dc->ctx->dce_version < DCN_VERSION_2_0)
                                color_space_to_black_color(
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c 
b/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c
index 2cb9253c9bde..2fdcf8d59b9f 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c
@@ -497,6 +497,23 @@ void get_mclk_switch_visual_confirm_color(
        }
 }
 
+void get_cursor_visual_confirm_color(
+               struct pipe_ctx *pipe_ctx,
+               struct tg_color *color)
+{
+       uint32_t color_value = MAX_TG_COLOR_VALUE;
+
+       if (pipe_ctx->stream && pipe_ctx->stream->cursor_position.enable) {
+               color->color_r_cr = color_value;
+               color->color_g_y = 0;
+               color->color_b_cb = 0;
+       } else {
+               color->color_r_cr = 0;
+               color->color_g_y = 0;
+               color->color_b_cb = color_value;
+       }
+}
+
 void set_p_state_switch_method(
                struct dc *dc,
                struct dc_state *context,
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c 
b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
index be2638c763d7..b000bf39762f 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
@@ -419,7 +419,6 @@ bool dc_stream_program_cursor_position(
                /* apply/update visual confirm */
                if (dc->debug.visual_confirm == VISUAL_CONFIRM_HW_CURSOR) {
                        /* update software state */
-                       uint32_t color_value = MAX_TG_COLOR_VALUE;
                        int i;
 
                        for (i = 0; i < dc->res_pool->pipe_count; i++) {
@@ -427,15 +426,7 @@ bool dc_stream_program_cursor_position(
 
                                /* adjust visual confirm color for all pipes 
with current stream */
                                if (stream == pipe_ctx->stream) {
-                                       if (stream->cursor_position.enable) {
-                                               
pipe_ctx->visual_confirm_color.color_r_cr = color_value;
-                                               
pipe_ctx->visual_confirm_color.color_g_y = 0;
-                                               
pipe_ctx->visual_confirm_color.color_b_cb = 0;
-                                       } else {
-                                               
pipe_ctx->visual_confirm_color.color_r_cr = 0;
-                                               
pipe_ctx->visual_confirm_color.color_g_y = 0;
-                                               
pipe_ctx->visual_confirm_color.color_b_cb = color_value;
-                                       }
+                                       
get_cursor_visual_confirm_color(pipe_ctx, &(pipe_ctx->visual_confirm_color));
 
                                        /* programming hardware */
                                        if (pipe_ctx->plane_state)
diff --git a/drivers/gpu/drm/amd/display/dc/hwss/hw_sequencer.h 
b/drivers/gpu/drm/amd/display/dc/hwss/hw_sequencer.h
index b3134c85df39..1df17c54f3a9 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/hw_sequencer.h
+++ b/drivers/gpu/drm/amd/display/dc/hwss/hw_sequencer.h
@@ -509,6 +509,10 @@ void get_mclk_switch_visual_confirm_color(
                struct pipe_ctx *pipe_ctx,
                struct tg_color *color);
 
+void get_cursor_visual_confirm_color(
+               struct pipe_ctx *pipe_ctx,
+               struct tg_color *color);
+
 void set_p_state_switch_method(
                struct dc *dc,
                struct dc_state *context,
-- 
2.46.0

Reply via email to