From: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Date: Sat, 14 Nov 2015 16:20:09 +0000 (+0100)
Subject: nvc0: reduce the number of GPR used when reading MP perf counters
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=69271bba068c21a07b0698bf579becc20767b158;p=mesa.git

nvc0: reduce the number of GPR used when reading MP perf counters

No need to allocate more GPR than used in the compute kernel which
reads MP performance counters on Fermi.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
---

diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_sm.c b/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_sm.c
index 44b222e5134..7962143d45a 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_sm.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_query_hw_sm.c
@@ -1014,14 +1014,15 @@ nvc0_hw_sm_end_query(struct nvc0_context *nvc0, struct nvc0_hw_query *hq)
       struct nvc0_program *prog = CALLOC_STRUCT(nvc0_program);
       prog->type = PIPE_SHADER_COMPUTE;
       prog->translated = true;
-      prog->num_gprs = 14;
       prog->parm_size = 12;
       if (is_nve4) {
          prog->code = (uint32_t *)nve4_read_hw_sm_counters_code;
          prog->code_size = sizeof(nve4_read_hw_sm_counters_code);
+         prog->num_gprs = 14;
       } else {
          prog->code = (uint32_t *)nvc0_read_hw_sm_counters_code;
          prog->code_size = sizeof(nvc0_read_hw_sm_counters_code);
+         prog->num_gprs = 12;
       }
       screen->pm.prog = prog;
    }