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radeon/uvd: optimize message handling a bit

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No need to keep a copy of the message in system memory anymore,
since it should now be in GART memory on newer chips.

Signed-off-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Christian König 2013-09-25 16:26:58 +02:00
parent cfbfb50cb8
commit 731f5471fb
1 changed files with 53 additions and 44 deletions
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97
src/gallium/drivers/radeon/radeon_uvd.c
View file

@ -79,6 +79,8 @@ struct ruvd_decoder {
unsigned cur_buffer;
struct ruvd_buffer msg_fb_buffers[NUM_BUFFERS];
struct ruvd_msg *msg;
struct ruvd_buffer bs_buffers[NUM_BUFFERS];
void* bs_ptr;
unsigned bs_size;
@ -128,22 +130,31 @@ static void send_cmd(struct ruvd_decoder *dec, unsigned cmd,
set_reg(dec, RUVD_GPCOM_VCPU_CMD, cmd << 1);
}
/* send a message command to the VCPU */
static void send_msg(struct ruvd_decoder *dec, struct ruvd_msg *msg)
/* map the next available message buffer */
static void map_msg_buf(struct ruvd_decoder *dec)
{
struct ruvd_buffer* buf;
void *ptr;
/* grap a message buffer */
/* grap the current message buffer */
buf = &dec->msg_fb_buffers[dec->cur_buffer];
/* copy the message into it */
ptr = dec->ws->buffer_map(buf->cs_handle, dec->cs, PIPE_TRANSFER_WRITE);
if (!ptr)
dec->msg = dec->ws->buffer_map(buf->cs_handle, dec->cs, PIPE_TRANSFER_WRITE);
}
/* unmap and send a message command to the VCPU */
static void send_msg_buf(struct ruvd_decoder *dec)
{
struct ruvd_buffer* buf;
/* ignore the request if message buffer isn't mapped */
if (!dec->msg)
return;
memcpy(ptr, msg, sizeof(*msg));
memset(ptr + sizeof(*msg), 0, buf->buf->size - sizeof(*msg));
/* grap the current message buffer */
buf = &dec->msg_fb_buffers[dec->cur_buffer];
/* unmap the buffer */
dec->ws->buffer_unmap(buf->cs_handle);
/* and send it to the hardware */
@ -611,16 +622,16 @@ static struct ruvd_mpeg4 get_mpeg4_msg(struct ruvd_decoder *dec,
static void ruvd_destroy(struct pipe_video_codec *decoder)
{
struct ruvd_decoder *dec = (struct ruvd_decoder*)decoder;
struct ruvd_msg msg;
unsigned i;
assert(decoder);
memset(&msg, 0, sizeof(msg));
msg.size = sizeof(msg);
msg.msg_type = RUVD_MSG_DESTROY;
msg.stream_handle = dec->stream_handle;
send_msg(dec, &msg);
map_msg_buf(dec);
memset(dec->msg, 0, sizeof(*dec->msg));
dec->msg->size = sizeof(*dec->msg);
dec->msg->msg_type = RUVD_MSG_DESTROY;
dec->msg->stream_handle = dec->stream_handle;
send_msg_buf(dec);
flush(dec);
@ -730,7 +741,6 @@ static void ruvd_end_frame(struct pipe_video_codec *decoder,
struct ruvd_decoder *dec = (struct ruvd_decoder*)decoder;
struct radeon_winsys_cs_handle *dt;
struct ruvd_buffer *msg_fb_buf, *bs_buf;
struct ruvd_msg msg;
unsigned bs_size;
assert(decoder);
@ -745,37 +755,37 @@ static void ruvd_end_frame(struct pipe_video_codec *decoder,
memset(dec->bs_ptr, 0, bs_size - dec->bs_size);
dec->ws->buffer_unmap(bs_buf->cs_handle);
memset(&msg, 0, sizeof(msg));
msg.size = sizeof(msg);
msg.msg_type = RUVD_MSG_DECODE;
msg.stream_handle = dec->stream_handle;
msg.status_report_feedback_number = dec->frame_number;
map_msg_buf(dec);
dec->msg->size = sizeof(*dec->msg);
dec->msg->msg_type = RUVD_MSG_DECODE;
dec->msg->stream_handle = dec->stream_handle;
dec->msg->status_report_feedback_number = dec->frame_number;
msg.body.decode.stream_type = profile2stream_type(dec->base.profile);
msg.body.decode.decode_flags = 0x1;
msg.body.decode.width_in_samples = dec->base.width;
msg.body.decode.height_in_samples = dec->base.height;
dec->msg->body.decode.stream_type = profile2stream_type(dec->base.profile);
dec->msg->body.decode.decode_flags = 0x1;
dec->msg->body.decode.width_in_samples = dec->base.width;
dec->msg->body.decode.height_in_samples = dec->base.height;
msg.body.decode.dpb_size = dec->dpb.buf->size;
msg.body.decode.bsd_size = bs_size;
dec->msg->body.decode.dpb_size = dec->dpb.buf->size;
dec->msg->body.decode.bsd_size = bs_size;
dt = dec->set_dtb(&msg, (struct vl_video_buffer *)target);
dt = dec->set_dtb(dec->msg, (struct vl_video_buffer *)target);
switch (u_reduce_video_profile(picture->profile)) {
case PIPE_VIDEO_FORMAT_MPEG4_AVC:
msg.body.decode.codec.h264 = get_h264_msg(dec, (struct pipe_h264_picture_desc*)picture);
dec->msg->body.decode.codec.h264 = get_h264_msg(dec, (struct pipe_h264_picture_desc*)picture);
break;
case PIPE_VIDEO_FORMAT_VC1:
msg.body.decode.codec.vc1 = get_vc1_msg((struct pipe_vc1_picture_desc*)picture);
dec->msg->body.decode.codec.vc1 = get_vc1_msg((struct pipe_vc1_picture_desc*)picture);
break;
case PIPE_VIDEO_FORMAT_MPEG12:
msg.body.decode.codec.mpeg2 = get_mpeg2_msg(dec, (struct pipe_mpeg12_picture_desc*)picture);
dec->msg->body.decode.codec.mpeg2 = get_mpeg2_msg(dec, (struct pipe_mpeg12_picture_desc*)picture);
break;
case PIPE_VIDEO_FORMAT_MPEG4:
msg.body.decode.codec.mpeg4 = get_mpeg4_msg(dec, (struct pipe_mpeg4_picture_desc*)picture);
dec->msg->body.decode.codec.mpeg4 = get_mpeg4_msg(dec, (struct pipe_mpeg4_picture_desc*)picture);
break;
default:
@ -783,10 +793,10 @@ static void ruvd_end_frame(struct pipe_video_codec *decoder,
return;
}
msg.body.decode.db_surf_tile_config = msg.body.decode.dt_surf_tile_config;
msg.body.decode.extension_support = 0x1;
dec->msg->body.decode.db_surf_tile_config = dec->msg->body.decode.dt_surf_tile_config;
dec->msg->body.decode.extension_support = 0x1;
send_msg_buf(dec);
send_msg(dec, &msg);
send_cmd(dec, RUVD_CMD_DPB_BUFFER, dec->dpb.cs_handle, 0,
RADEON_USAGE_READWRITE, RADEON_DOMAIN_VRAM);
send_cmd(dec, RUVD_CMD_BITSTREAM_BUFFER, bs_buf->cs_handle,
@ -821,7 +831,6 @@ struct pipe_video_codec *ruvd_create_decoder(struct pipe_context *context,
unsigned bs_buf_size;
struct radeon_info info;
struct ruvd_decoder *dec;
struct ruvd_msg msg;
int i;
ws->query_info(ws, &info);
@ -893,15 +902,15 @@ struct pipe_video_codec *ruvd_create_decoder(struct pipe_context *context,
clear_buffer(dec, &dec->dpb);
memset(&msg, 0, sizeof(msg));
msg.size = sizeof(msg);
msg.msg_type = RUVD_MSG_CREATE;
msg.stream_handle = dec->stream_handle;
msg.body.create.stream_type = profile2stream_type(dec->base.profile);
msg.body.create.width_in_samples = dec->base.width;
msg.body.create.height_in_samples = dec->base.height;
msg.body.create.dpb_size = dec->dpb.buf->size;
send_msg(dec, &msg);
map_msg_buf(dec);
dec->msg->size = sizeof(*dec->msg);
dec->msg->msg_type = RUVD_MSG_CREATE;
dec->msg->stream_handle = dec->stream_handle;
dec->msg->body.create.stream_type = profile2stream_type(dec->base.profile);
dec->msg->body.create.width_in_samples = dec->base.width;
dec->msg->body.create.height_in_samples = dec->base.height;
dec->msg->body.create.dpb_size = dec->dpb.buf->size;
send_msg_buf(dec);
flush(dec);
next_buffer(dec);