[PATCH v1] drm/mediatek: add AAL output size configuration

To avoid the output 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 <redacted>
---
 drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
index 75bc00e17fc4..fc608d05f040 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_DITHER_EN				0x0000
 #define DITHER_EN				BIT(0)

@@ -196,7 +197,12 @@ static void mtk_aal_config(struct device *dev, unsigned int w,
 {
 	struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev);
 
-	mtk_ddp_write(cmdq_pkt, w << 16 | h, &priv->cmdq_reg, priv->regs, DISP_AAL_SIZE);
+	mtk_ddp_write(cmdq_pkt, w << 16 | h,
+		      &priv->cmdq_reg, priv->regs,
+				DISP_AAL_SIZE);