Am 29.06.2016 um 21:53 schrieb Leo Liu:
This will make safer for not acrossing the boundary
Signed-off-by: Leo Liu <[email protected]>
---
src/gallium/drivers/radeon/radeon_vce.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/radeon/radeon_vce.c
b/src/gallium/drivers/radeon/radeon_vce.c
index e8aac8e..0a41311 100644
--- a/src/gallium/drivers/radeon/radeon_vce.c
+++ b/src/gallium/drivers/radeon/radeon_vce.c
@@ -52,6 +52,8 @@
#define FW_52_0_3 ((52 << 24) | (0 << 16) | (3 << 8))
#define FW_52_4_3 ((52 << 24) | (4 << 16) | (3 << 8))
+#define RVCE_CPB_BUFFER_ALIGNMENT (16 * 16 * 2 * 1024 * 1024)
512MB alignment? Well that sounds like way to much.
Usually even for the worst tiling modes you don't need more than 2MB.
Regards,
Christian.
+
/**
* flush commands to the hardware
*/
@@ -461,7 +463,11 @@ struct pipe_video_codec *rvce_create_encoder(struct
pipe_context *context,
cpb_size += RVCE_MAX_AUX_BUFFER_NUM *
RVCE_MAX_BITSTREAM_OUTPUT_ROW_SIZE * 2;
tmp_buf->destroy(tmp_buf);
- if (!rvid_create_buffer(enc->screen, &enc->cpb, cpb_size,
PIPE_USAGE_DEFAULT)) {
+ enc->cpb.usage = PIPE_USAGE_DEFAULT;
+ enc->cpb.res = (struct r600_resource
*)r600_aligned_buffer_create(enc->screen,
+ PIPE_BIND_CUSTOM, PIPE_USAGE_DEFAULT,
+ cpb_size, RVCE_CPB_BUFFER_ALIGNMENT);
+ if (!enc->cpb.res) {
RVID_ERR("Can't create CPB buffer.\n");
goto error;
}
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