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nvk: Support blackwell in max_warps_per_mp_for_sm

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34161>
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Mel Henning 2025-03-24 12:39:56 -04:00 • committed by Marge Bot
parent f2aac0f96a
commit 16e3e0d93b
1 changed files with 5 additions and 0 deletions
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5
src/nouveau/winsys/nouveau_device.c
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@ -111,6 +111,9 @@ sm_for_chipset(uint16_t chipset)
static uint8_t
max_warps_per_mp_for_sm(uint8_t sm)
{
/* These are documented in each architecture's tuning guide. Eg. see:
* https://docs.nvidia.com/cuda/blackwell-tuning-guide/index.html#occupancy
*/
switch (sm) {
case 10:
case 11:
@ -124,6 +127,7 @@ max_warps_per_mp_for_sm(uint8_t sm)
case 86:
case 87:
case 89:
case 120:
return 48;
case 30:
case 32:
@ -139,6 +143,7 @@ max_warps_per_mp_for_sm(uint8_t sm)
case 72:
case 80:
case 90:
case 100:
return 64;
default:
assert(!"unkown SM version");