[Mesa-dev] [PATCH] radeonsi/compute: Add Sea Islands support
jay at jcornwall.me
Wed Oct 23 16:47:30 CEST 2013
On 2013-10-22 21:05, Tom Stellard wrote:
> src/gallium/drivers/radeonsi/radeonsi_compute.c | 15 ++++++++++++---
> 1 file changed, 12 insertions(+), 3 deletions(-)
> + si_pm4_set_reg(pm4, R_00B82C_COMPUTE_MAX_WAVE_ID,
> + 0x190 /* Default value */);
Is there any visible effect on performance if this is set very low?
If there is, perhaps we should compute this value for SI. I think all
the necessary parameters are provided by DRM (MAX_SE * MAX_SH_PER_SE *
MAX_PIPES * 40 wavefronts per CU, off the top of my head).
More information about the mesa-dev