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drm/rockchip: vop2: Disable all other multi area when disable area0

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When area0 is disabled, all other sub multi area must be
disabled, or the win may run into unexpected situlation:
such as post_buf_empty or iommu fault.

Change-Id: I8a92e45849cfc31af029ba0e86562751be92ddbd
Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
This commit is contained in:
Andy Yan
2021-06-23 15:06:11 +08:00
committed by Tao Huang
parent e1c6772ef9
commit 355191f0e3
3 changed files with 24 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/rockchip/rockchip_drm_vop.h
View File

@@ -40,6 +40,7 @@
* This is a feather on rk3566
*/
#define WIN_FEATURE_MIRROR BIT(6)
#define WIN_FEATURE_MULTI_AREA BIT(7)
#define DSP_BG_SWAP 0x1

19
drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
View File

@@ -1072,6 +1072,19 @@ static inline void vop2_wb_cfg_done(struct vop2_video_port *vp)
}
static void vop2_win_multi_area_disable(struct vop2_win *parent)
{
struct vop2 *vop2 = parent->vop2;
struct vop2_win *area;
int i;
for (i = 0; i < vop2->registered_num_wins; i++) {
area = &vop2->win[i];
if (area->parent == parent)
VOP_WIN_SET(vop2, area, enable, 0);
}
}
static void vop2_win_disable(struct vop2_win *win)
{
struct vop2 *vop2 = win->vop2;
@@ -1091,6 +1104,12 @@ static void vop2_win_disable(struct vop2_win *win)
VOP_CLUSTER_SET(vop2, win, enable, 0);
}
/*
* disable all other multi area win if we want disable area0 here
*/
if (!win->parent && (win->feature & WIN_FEATURE_MULTI_AREA))
vop2_win_multi_area_disable(win);
}
static inline void vop2_write_lut(struct vop2 *vop2, uint32_t offset, uint32_t v)

6
drivers/gpu/drm/rockchip/rockchip_vop2_reg.c
View File

@@ -1027,6 +1027,7 @@ static const struct vop2_win_data rk3568_vop_win_data[] = {
.max_upscale_factor = 8,
.max_downscale_factor = 8,
.dly = { 20, 47, 41 },
.feature = WIN_FEATURE_MULTI_AREA,
},
{
@@ -1049,7 +1050,7 @@ static const struct vop2_win_data rk3568_vop_win_data[] = {
.max_upscale_factor = 8,
.max_downscale_factor = 8,
.dly = { 20, 47, 41 },
.feature = WIN_FEATURE_MIRROR,
.feature = WIN_FEATURE_MIRROR | WIN_FEATURE_MULTI_AREA,
},
{
@@ -1072,7 +1073,7 @@ static const struct vop2_win_data rk3568_vop_win_data[] = {
.max_upscale_factor = 8,
.max_downscale_factor = 8,
.dly = { 20, 47, 41 },
.feature = WIN_FEATURE_MIRROR,
.feature = WIN_FEATURE_MIRROR | WIN_FEATURE_MULTI_AREA,
},
{
@@ -1095,6 +1096,7 @@ static const struct vop2_win_data rk3568_vop_win_data[] = {
.max_upscale_factor = 8,
.max_downscale_factor = 8,
.dly = { 20, 47, 41 },
.feature = WIN_FEATURE_MULTI_AREA,
},
{