From: Nevenko Stupar <nevenko.stupar@amd.com>
Date: Tue, 11 Jun 2024 16:31:38 +0000 (-0400)
Subject: drm/amd/display: Fix cursor size issues
X-Git-Tag: v6.11-rc1~141^2~8^2~65
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=51dbe0239b1fc7c435867ce28e5eb4394b6641e1;p=thirdparty%2Fkernel%2Flinux.git

drm/amd/display: Fix cursor size issues

[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
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Nevenko Stupar <nevenko.stupar@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

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 0cf55f557c3c3..42753f56d31d3 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;