lkml.org 
[lkml]   [2020]   [Aug]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v1 19/21] drm/mediatek: add aal bypass shadow register function
Date
add aal bypass shadow register function

Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
---
drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 11 ++++++++++-
1 file changed, 10 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 315bd3a..b4a6df5 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
@@ -38,7 +38,8 @@
#define AAL_RELAY_MODE BIT(0)
#define AAL_ENGINE_EN BIT(1)
#define DISP_AAL_SIZE 0x0030
-
+#define DISP_AAL_SHADOW_CTRL 0x00f0
+#define AAL_BYPASS_SHADOW BIT(0)
#define DISP_AAL_OUTPUT_SIZE 0x04d8

#define DISP_CCORR_EN 0x0000
@@ -207,6 +208,13 @@ static void mtk_aal_stop(struct mtk_ddp_comp *comp)
writel_relaxed(0x0, comp->regs + DISP_AAL_EN);
}

+static void mtk_aal_bypass_shadow(struct mtk_ddp_comp *comp)
+{
+ mtk_ddp_write_mask(NULL, AAL_BYPASS_SHADOW, comp,
+ DISP_AAL_SHADOW_CTRL,
+ AAL_BYPASS_SHADOW);
+}
+
static void mtk_ccorr_config(struct mtk_ddp_comp *comp, unsigned int w,
unsigned int h, unsigned int vrefresh,
unsigned int bpc, struct cmdq_pkt *cmdq_pkt)
@@ -365,6 +373,7 @@ static void mtk_postmask_stop(struct mtk_ddp_comp *comp)
.config = mtk_aal_config,
.start = mtk_aal_start,
.stop = mtk_aal_stop,
+ .bypass_shadow = mtk_aal_bypass_shadow,
};

static const struct mtk_ddp_comp_funcs ddp_ccorr = {
--
1.8.1.1.dirty
\
 
 \ /
  Last update: 2020-08-20 08:07    [W:0.147 / U:0.904 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site