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;