[Mesa-dev] [PATCH 1/3] i965: Use already existing eu_total
Lionel Landwerlin
lionel.g.landwerlin at intel.com
Fri Jul 7 15:35:23 UTC 2017
From: Ben Widawsky <ben at bwidawsk.net>
Reduces IOCTL calls by 1, and provides a centralized place to override
such configurations if we have a need to do so.
Signed-off-by: Ben Widawsky <ben at bwidawsk.net>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
---
src/mesa/drivers/dri/i965/brw_performance_query.c | 9 +--------
1 file changed, 1 insertion(+), 8 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_performance_query.c b/src/mesa/drivers/dri/i965/brw_performance_query.c
index 81389dbd3e3..a394bb7082e 100644
--- a/src/mesa/drivers/dri/i965/brw_performance_query.c
+++ b/src/mesa/drivers/dri/i965/brw_performance_query.c
@@ -1852,7 +1852,6 @@ init_oa_sys_vars(struct brw_context *brw, const char *sysfs_dev_dir)
__DRIscreen *screen = brw->screen->driScrnPriv;
drm_i915_getparam_t gp;
int ret;
- int n_eus = 0;
int slice_mask = 0;
int ss_mask = 0;
int s_max = devinfo->num_slices; /* maximum number of slices */
@@ -1878,12 +1877,6 @@ init_oa_sys_vars(struct brw_context *brw, const char *sysfs_dev_dir)
} else
return false;
- gp.param = I915_PARAM_EU_TOTAL;
- gp.value = &n_eus;
- ret = drmIoctl(screen->fd, DRM_IOCTL_I915_GETPARAM, &gp);
- if (ret)
- return false;
-
gp.param = I915_PARAM_SLICE_MASK;
gp.value = &slice_mask;
ret = drmIoctl(screen->fd, DRM_IOCTL_I915_GETPARAM, &gp);
@@ -1896,7 +1889,7 @@ init_oa_sys_vars(struct brw_context *brw, const char *sysfs_dev_dir)
if (ret)
return false;
- brw->perfquery.sys_vars.n_eus = n_eus;
+ brw->perfquery.sys_vars.n_eus = brw->screen->eu_total;
brw->perfquery.sys_vars.n_eu_slices = __builtin_popcount(slice_mask);
brw->perfquery.sys_vars.slice_mask = slice_mask;
--
2.13.2
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