On 25/07/17 02:54 AM, Leo Liu wrote: > To workaround an unknown bug. > > Signed-off-by: Leo Liu <leo....@amd.com> > --- > src/gallium/drivers/radeon/radeon_vcn_dec.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/src/gallium/drivers/radeon/radeon_vcn_dec.c > b/src/gallium/drivers/radeon/radeon_vcn_dec.c > index bd93b849db..a60b969a27 100644 > --- a/src/gallium/drivers/radeon/radeon_vcn_dec.c > +++ b/src/gallium/drivers/radeon/radeon_vcn_dec.c > @@ -1237,8 +1237,9 @@ struct pipe_video_codec *radeon_create_decoder(struct > pipe_context *context, > unsigned msg_fb_it_size = FB_BUFFER_OFFSET + FB_BUFFER_SIZE; > if (have_it(dec)) > msg_fb_it_size += IT_SCALING_TABLE_SIZE; > + /* use vram to improve performance, workaround an unknown bug */ > if (!rvid_create_buffer(dec->screen, &dec->msg_fb_it_buffers[i], > - msg_fb_it_size, PIPE_USAGE_STAGING)) { > + msg_fb_it_size, PIPE_USAGE_DEFAULT)) { > RVID_ERR("Can't allocated message buffers.\n"); > goto error; > } >
Does PIPE_USAGE_STREAM help as well? That would be system memory but with write-combined CPU access, whereas PIPE_USAGE_STAGING is cacheable. -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Mesa and X developer _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev