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-rw-r--r--drivers/gpu/ipu-v3/ipu-pre.c29
-rw-r--r--drivers/gpu/ipu-v3/ipu-prg.c2
-rw-r--r--drivers/gpu/ipu-v3/ipu-prv.h4
3 files changed, 29 insertions, 6 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-pre.c b/drivers/gpu/ipu-v3/ipu-pre.c
index c860a7997cb5..f1cec3d70498 100644
--- a/drivers/gpu/ipu-v3/ipu-pre.c
+++ b/drivers/gpu/ipu-v3/ipu-pre.c
@@ -49,6 +49,10 @@
#define IPU_PRE_TPR_CTRL 0x070
#define IPU_PRE_TPR_CTRL_TILE_FORMAT(v) ((v & 0xff) << 0)
#define IPU_PRE_TPR_CTRL_TILE_FORMAT_MASK 0xff
+#define IPU_PRE_TPR_CTRL_TILE_FORMAT_16_BIT (1 << 0)
+#define IPU_PRE_TPR_CTRL_TILE_FORMAT_SPLIT_BUF (1 << 4)
+#define IPU_PRE_TPR_CTRL_TILE_FORMAT_SINGLE_BUF (1 << 5)
+#define IPU_PRE_TPR_CTRL_TILE_FORMAT_SUPER_TILED (1 << 6)
#define IPU_PRE_PREFETCH_ENG_CTRL 0x080
#define IPU_PRE_PREF_ENG_CTRL_PREFETCH_EN (1 << 0)
@@ -147,7 +151,7 @@ int ipu_pre_get(struct ipu_pre *pre)
val = IPU_PRE_CTRL_HANDSHAKE_ABORT_SKIP_EN |
IPU_PRE_CTRL_HANDSHAKE_EN |
IPU_PRE_CTRL_TPR_REST_SEL |
- IPU_PRE_CTRL_BLOCK_16 | IPU_PRE_CTRL_SDW_UPDATE;
+ IPU_PRE_CTRL_SDW_UPDATE;
writel(val, pre->regs + IPU_PRE_CTRL);
pre->in_use = true;
@@ -163,14 +167,17 @@ void ipu_pre_put(struct ipu_pre *pre)
void ipu_pre_configure(struct ipu_pre *pre, unsigned int width,
unsigned int height, unsigned int stride, u32 format,
- unsigned int bufaddr)
+ uint64_t modifier, unsigned int bufaddr)
{
const struct drm_format_info *info = drm_format_info(format);
u32 active_bpp = info->cpp[0] >> 1;
u32 val;
/* calculate safe window for ctrl register updates */
- pre->safe_window_end = height - 2;
+ if (modifier == DRM_FORMAT_MOD_LINEAR)
+ pre->safe_window_end = height - 2;
+ else
+ pre->safe_window_end = DIV_ROUND_UP(height, 4) - 1;
writel(bufaddr, pre->regs + IPU_PRE_CUR_BUF);
writel(bufaddr, pre->regs + IPU_PRE_NEXT_BUF);
@@ -203,9 +210,25 @@ void ipu_pre_configure(struct ipu_pre *pre, unsigned int width,
writel(pre->buffer_paddr, pre->regs + IPU_PRE_STORE_ENG_ADDR);
+ val = readl(pre->regs + IPU_PRE_TPR_CTRL);
+ val &= ~IPU_PRE_TPR_CTRL_TILE_FORMAT_MASK;
+ if (modifier != DRM_FORMAT_MOD_LINEAR) {
+ /* only support single buffer formats for now */
+ val |= IPU_PRE_TPR_CTRL_TILE_FORMAT_SINGLE_BUF;
+ if (modifier == DRM_FORMAT_MOD_VIVANTE_SUPER_TILED)
+ val |= IPU_PRE_TPR_CTRL_TILE_FORMAT_SUPER_TILED;
+ if (info->cpp[0] == 2)
+ val |= IPU_PRE_TPR_CTRL_TILE_FORMAT_16_BIT;
+ }
+ writel(val, pre->regs + IPU_PRE_TPR_CTRL);
+
val = readl(pre->regs + IPU_PRE_CTRL);
val |= IPU_PRE_CTRL_EN_REPEAT | IPU_PRE_CTRL_ENABLE |
IPU_PRE_CTRL_SDW_UPDATE;
+ if (modifier == DRM_FORMAT_MOD_LINEAR)
+ val &= ~IPU_PRE_CTRL_BLOCK_EN;
+ else
+ val |= IPU_PRE_CTRL_BLOCK_EN;
writel(val, pre->regs + IPU_PRE_CTRL);
}
diff --git a/drivers/gpu/ipu-v3/ipu-prg.c b/drivers/gpu/ipu-v3/ipu-prg.c
index fd98f48e8a08..1a4d3a635d1d 100644
--- a/drivers/gpu/ipu-v3/ipu-prg.c
+++ b/drivers/gpu/ipu-v3/ipu-prg.c
@@ -287,7 +287,7 @@ int ipu_prg_channel_configure(struct ipuv3_channel *ipu_chan,
return ret;
ipu_pre_configure(prg->pres[chan->used_pre],
- width, height, stride, format, *eba);
+ width, height, stride, format, 0, *eba);
pm_runtime_get_sync(prg->dev);
diff --git a/drivers/gpu/ipu-v3/ipu-prv.h b/drivers/gpu/ipu-v3/ipu-prv.h
index ac4b8d658500..d6beee99b6b8 100644
--- a/drivers/gpu/ipu-v3/ipu-prv.h
+++ b/drivers/gpu/ipu-v3/ipu-prv.h
@@ -269,8 +269,8 @@ int ipu_pre_get(struct ipu_pre *pre);
void ipu_pre_put(struct ipu_pre *pre);
u32 ipu_pre_get_baddr(struct ipu_pre *pre);
void ipu_pre_configure(struct ipu_pre *pre, unsigned int width,
- unsigned int height,
- unsigned int stride, u32 format, unsigned int bufaddr);
+ unsigned int height, unsigned int stride, u32 format,
+ uint64_t modifier, unsigned int bufaddr);
void ipu_pre_update(struct ipu_pre *pre, unsigned int bufaddr);
struct ipu_prg *ipu_prg_lookup_by_phandle(struct device *dev, const char *name,
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