Patch is Reviewed-by: Leo Liu <[email protected]>
Regards,
Leo
On 07/13/2016 10:00 AM, Christian König wrote:
From: Christian König <[email protected]>
This way we have unlimited UVD sessions.
Signed-off-by: Christian König <[email protected]>
---
src/gallium/drivers/radeon/radeon_uvd.c | 20 ++++++++++++++++++++
src/gallium/drivers/radeon/radeon_uvd.h | 1 +
2 files changed, 21 insertions(+)
diff --git a/src/gallium/drivers/radeon/radeon_uvd.c
b/src/gallium/drivers/radeon/radeon_uvd.c
index c693b79..37a063c 100644
--- a/src/gallium/drivers/radeon/radeon_uvd.c
+++ b/src/gallium/drivers/radeon/radeon_uvd.c
@@ -59,6 +59,7 @@
#define FB_BUFFER_SIZE 2048
#define FB_BUFFER_SIZE_TONGA (2048 * 64)
#define IT_SCALING_TABLE_SIZE 992
+#define UVD_SESSION_CONTEXT_SIZE (128 * 1024)
/* UVD decoder representation */
struct ruvd_decoder {
@@ -89,6 +90,7 @@ struct ruvd_decoder {
struct rvid_buffer dpb;
bool use_legacy;
struct rvid_buffer ctx;
+ struct rvid_buffer sessionctx;
};
/* flush IB to the hardware */
@@ -170,6 +172,12 @@ static void send_msg_buf(struct ruvd_decoder *dec)
dec->fb = NULL;
dec->it = NULL;
+
+ if (dec->sessionctx.res)
+ send_cmd(dec, RUVD_CMD_SESSION_CONTEXT_BUFFER,
+ dec->sessionctx.res->buf, 0, RADEON_USAGE_READWRITE,
+ RADEON_DOMAIN_VRAM);
+
/* and send it to the hardware */
send_cmd(dec, RUVD_CMD_MSG_BUFFER, buf->res->buf, 0,
RADEON_USAGE_READ, RADEON_DOMAIN_GTT);
@@ -938,6 +946,7 @@ static void ruvd_destroy(struct pipe_video_codec *decoder)
rvid_destroy_buffer(&dec->dpb);
rvid_destroy_buffer(&dec->ctx);
+ rvid_destroy_buffer(&dec->sessionctx);
FREE(dec);
}
@@ -1259,6 +1268,16 @@ struct pipe_video_codec *ruvd_create_decoder(struct
pipe_context *context,
rvid_clear_buffer(context, &dec->ctx);
}
+ if (info.family >= CHIP_POLARIS10) {
+ if (!rvid_create_buffer(dec->screen, &dec->sessionctx,
+ UVD_SESSION_CONTEXT_SIZE,
+ PIPE_USAGE_DEFAULT)) {
+ RVID_ERR("Can't allocated session ctx.\n");
+ goto error;
+ }
+ rvid_clear_buffer(context, &dec->sessionctx);
+ }
+
map_msg_fb_it_buf(dec);
dec->msg->size = sizeof(*dec->msg);
dec->msg->msg_type = RUVD_MSG_CREATE;
@@ -1283,6 +1302,7 @@ error:
rvid_destroy_buffer(&dec->dpb);
rvid_destroy_buffer(&dec->ctx);
+ rvid_destroy_buffer(&dec->sessionctx);
FREE(dec);
diff --git a/src/gallium/drivers/radeon/radeon_uvd.h b/src/gallium/drivers/radeon/radeon_uvd.h
index bb1782a..e3f8504 100644
--- a/src/gallium/drivers/radeon/radeon_uvd.h
+++ b/src/gallium/drivers/radeon/radeon_uvd.h
@@ -61,6 +61,7 @@
#define RUVD_CMD_DPB_BUFFER 0x00000001
#define RUVD_CMD_DECODING_TARGET_BUFFER 0x00000002
#define RUVD_CMD_FEEDBACK_BUFFER 0x00000003
+#define RUVD_CMD_SESSION_CONTEXT_BUFFER 0x00000005
#define RUVD_CMD_BITSTREAM_BUFFER 0x00000100
#define RUVD_CMD_ITSCALING_TABLE_BUFFER 0x00000204
#define RUVD_CMD_CONTEXT_BUFFER 0x00000206
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