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).
--
Jay Cornwall
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