This is a note to let you know that I've just added the patch titled
drm/mediatek: Add AAL output size configuration
to the 5.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-mediatek-add-aal-output-size-configuration.patch
and it can be found in the queue-5.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 48203b3edb0830ef49bbee9d97e8162f83288f3a
Author: jason-jh.lin <jason-jh.lin@xxxxxxxxxxxx>
Date: Tue Aug 10 10:55:03 2021 +0800
drm/mediatek: Add AAL output size configuration
[ Upstream commit 71ac6f390f6a3017f58d05d677b961bb1f851338 ]
To avoid the output width and height is incorrect,
AAL_OUTPUT_SIZE configuration should be set.
Fixes: 0664d1392c26 ("drm/mediatek: Add AAL engine basic function")
Signed-off-by: jason-jh.lin <jason-jh.lin@xxxxxxxxxxxx>
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
index fe58edcf57b5..e747ff7ba3dc 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
@@ -34,6 +34,7 @@
#define DISP_AAL_EN 0x0000
#define DISP_AAL_SIZE 0x0030
+#define DISP_AAL_OUTPUT_SIZE 0x04d8
#define DISP_CCORR_EN 0x0000
#define CCORR_EN BIT(0)
@@ -181,6 +182,7 @@ static void mtk_aal_config(struct mtk_ddp_comp *comp, unsigned int w,
unsigned int bpc, struct cmdq_pkt *cmdq_pkt)
{
mtk_ddp_write(cmdq_pkt, w << 16 | h, comp, DISP_AAL_SIZE);
+ mtk_ddp_write(cmdq_pkt, w << 16 | h, comp, DISP_AAL_OUTPUT_SIZE);
}
static void mtk_aal_start(struct mtk_ddp_comp *comp)
