[PATCH 5.13 048/127] drm/mediatek: Add AAL output size configuration

Sasha Levin
2021-08-24T16:59:23Z

From: "jason-jh.lin" <jason-jh.lin@mediatek.com>

[ 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@mediatek.com>
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
index 75bc00e17fc4..50d20562e612 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)
@@ -197,6 +198,7 @@ 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_OUTPUT_SIZE);
}

static void mtk_aal_gamma_set(struct device *dev, struct drm_crtc_state *state)
--
2.30.2