[PATCH 09/39] drm/amd/display: Fix cursor size issues

Alex Hung
2024-06-20T16:14:15Z

From: Nevenko Stupar <nevenko.stupar@amd.com>

[WHY & HOW]
Fix the cursor size between ODM slices.

Reviewed-by: Sridevi Arvindekar <sridevi.arvindekar@amd.com>
Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Nevenko Stupar <nevenko.stupar@amd.com>
---
.../drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c
index 0cf55f557c3c..42753f56d31d 100644
--- a/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c
+++ b/drivers/gpu/drm/amd/display/dc/hwss/dcn401/dcn401_hwseq.c
@@ -1169,6 +1169,20 @@ void dcn401_set_cursor_position(struct pipe_ctx *pipe_ctx)
x_pos -= (prev_odm_width + prev_odm_offset);
}

+ /* If the position is negative then we need to add to the hotspot
+ * to fix cursor size between ODM slices
+ */
+
+ if (x_pos < 0) {
+ pos_cpy.x_hotspot -= x_pos;
+ x_pos = 0;
+ }
+
+ if (y_pos < 0) {
+ pos_cpy.y_hotspot -= y_pos;
+ y_pos = 0;
+ }
+
pos_cpy.x = (uint32_t)x_pos;
pos_cpy.y = (uint32_t)y_pos;

--
2.34.1