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radeonsi: Add GPU copy path to si_video_resize_buffer

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Use si_copy_buffer instead of map + memcpy for buffers in VRAM.

Reviewed-by: Ruijing Dong <ruijing.dong@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30672>
This commit is contained in:
David Rosca
2024-08-02 14:25:33 +02:00
committed by Marge Bot
parent 1de2cc648b
commit 322240fcff
4 changed files with 36 additions and 27 deletions
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2
src/gallium/drivers/radeonsi/radeon_uvd.c
View File

@@ -1051,7 +1051,7 @@ static void ruvd_decode_bitstream(struct pipe_video_codec *decoder,
if (new_size > buf->res->buf->size) {
dec->ws->buffer_unmap(dec->ws, buf->res->buf);
if (!si_vid_resize_buffer(dec->screen, &dec->cs, buf, new_size, NULL)) {
if (!si_vid_resize_buffer(dec->base.context, &dec->cs, buf, new_size, NULL)) {
RVID_ERR("Can't resize bitstream buffer!");
return;
}

4
src/gallium/drivers/radeonsi/radeon_vcn_dec.c
View File

@@ -1700,7 +1700,7 @@ static struct pb_buffer_lean *rvcn_dec_message_decode(struct radeon_decoder *dec
align(dec->base.height, dec->db_alignment) * 3 / 2);
dec->dpb_size = calc_dpb_size(dec);
r = si_vid_resize_buffer(dec->screen, &dec->cs, &dec->dpb, dec->dpb_size, &buf_offset_info);
r = si_vid_resize_buffer(dec->base.context, &dec->cs, &dec->dpb, dec->dpb_size, &buf_offset_info);
if (!r) {
RVID_ERR("Can't resize dpb.\n");
return NULL;
@@ -2503,7 +2503,7 @@ static void radeon_dec_decode_bitstream(struct pipe_video_codec *decoder,
return;
}
si_vid_destroy_buffer(&old_buf);
} else if (!si_vid_resize_buffer(dec->screen, &dec->cs, buf, total_bs_size, NULL)) {
} else if (!si_vid_resize_buffer(dec->base.context, &dec->cs, buf, total_bs_size, NULL)) {
RVID_ERR("Can't resize bitstream buffer!");
return;
}

55
src/gallium/drivers/radeonsi/radeon_video.c
View File

@@ -67,44 +67,53 @@ void si_vid_destroy_buffer(struct rvid_buffer *buffer)
}
/* reallocate a buffer, preserving its content */
bool si_vid_resize_buffer(struct pipe_screen *screen, struct radeon_cmdbuf *cs,
bool si_vid_resize_buffer(struct pipe_context *context, struct radeon_cmdbuf *cs,
struct rvid_buffer *new_buf, unsigned new_size,
struct rvid_buf_offset_info *buf_ofst_info)
{
struct si_screen *sscreen = (struct si_screen *)screen;
struct si_context *sctx = (struct si_context *)context;
struct si_screen *sscreen = (struct si_screen *)context->screen;
struct radeon_winsys *ws = sscreen->ws;
unsigned bytes = MIN2(new_buf->res->buf->size, new_size);
struct rvid_buffer old_buf = *new_buf;
void *src = NULL, *dst = NULL;
if (!si_vid_create_buffer(screen, new_buf, new_size, new_buf->usage))
if (!si_vid_create_buffer(context->screen, new_buf, new_size, new_buf->usage))
goto error;
src = ws->buffer_map(ws, old_buf.res->buf, cs, PIPE_MAP_READ | RADEON_MAP_TEMPORARY);
if (!src)
goto error;
if (old_buf.usage == PIPE_USAGE_STAGING) {
src = ws->buffer_map(ws, old_buf.res->buf, cs, PIPE_MAP_READ | RADEON_MAP_TEMPORARY);
if (!src)
goto error;
dst = ws->buffer_map(ws, new_buf->res->buf, cs, PIPE_MAP_WRITE | RADEON_MAP_TEMPORARY);
if (!dst)
goto error;
dst = ws->buffer_map(ws, new_buf->res->buf, cs, PIPE_MAP_WRITE | RADEON_MAP_TEMPORARY);
if (!dst)
goto error;
if (buf_ofst_info) {
memset(dst, 0, new_size);
for(int i =0; i < buf_ofst_info->num_units; i++) {
memcpy(dst, src, buf_ofst_info->old_offset);
dst += buf_ofst_info->new_offset;
src += buf_ofst_info->old_offset;
}
} else {
memcpy(dst, src, bytes);
if (new_size > bytes) {
new_size -= bytes;
dst += bytes;
if (buf_ofst_info) {
memset(dst, 0, new_size);
for(int i =0; i < buf_ofst_info->num_units; i++) {
memcpy(dst, src, buf_ofst_info->old_offset);
dst += buf_ofst_info->new_offset;
src += buf_ofst_info->old_offset;
}
} else {
memcpy(dst, src, bytes);
if (new_size > bytes) {
new_size -= bytes;
dst += bytes;
memset(dst, 0, new_size);
}
}
ws->buffer_unmap(ws, new_buf->res->buf);
ws->buffer_unmap(ws, old_buf.res->buf);
} else {
bytes = MIN2(new_buf->res->b.b.width0, old_buf.res->b.b.width0);
si_copy_buffer(sctx, &new_buf->res->b.b, &old_buf.res->b.b,
0, 0, bytes, SI_OP_SYNC_BEFORE);
context->flush(context, NULL, 0);
}
ws->buffer_unmap(ws, new_buf->res->buf);
ws->buffer_unmap(ws, old_buf.res->buf);
si_vid_destroy_buffer(&old_buf);
return true;

2
src/gallium/drivers/radeonsi/radeon_video.h
View File

@@ -45,7 +45,7 @@ bool si_vid_create_tmz_buffer(struct pipe_screen *screen, struct rvid_buffer *bu
void si_vid_destroy_buffer(struct rvid_buffer *buffer);
/* reallocate a buffer, preserving its content */
bool si_vid_resize_buffer(struct pipe_screen *screen, struct radeon_cmdbuf *cs,
bool si_vid_resize_buffer(struct pipe_context *context, struct radeon_cmdbuf *cs,
struct rvid_buffer *new_buf, unsigned new_size,
struct rvid_buf_offset_info *buf_ofst_info);