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intel/perf: Move perf query register programming to static tables.

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And now that they're static tables, we don't need to ralloc a copy in
non-shared memory.

Saves ~210k in the built intel drivers.

Bug: https://bugs.chromium.org/p/chromium/issues/detail?id=1048434
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5829>
This commit is contained in:
Eric Anholt
2020-07-09 09:41:45 -07:00
committed by Marge Bot
parent d4e56930c2
commit d735f075a6
4 changed files with 21 additions and 12 deletions
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12
src/intel/perf/gen_perf.c
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@@ -328,13 +328,13 @@ i915_add_config(struct gen_perf_config *perf, int fd,
memcpy(i915_config.uuid, guid, sizeof(i915_config.uuid));
i915_config.n_mux_regs = config->n_mux_regs;
i915_config.mux_regs_ptr = to_user_pointer(config->mux_regs);
i915_config.mux_regs_ptr = to_const_user_pointer(config->mux_regs);
i915_config.n_boolean_regs = config->n_b_counter_regs;
i915_config.boolean_regs_ptr = to_user_pointer(config->b_counter_regs);
i915_config.boolean_regs_ptr = to_const_user_pointer(config->b_counter_regs);
i915_config.n_flex_regs = config->n_flex_regs;
i915_config.flex_regs_ptr = to_user_pointer(config->flex_regs);
i915_config.flex_regs_ptr = to_const_user_pointer(config->flex_regs);
int ret = gen_ioctl(fd, DRM_IOCTL_I915_PERF_ADD_CONFIG, &i915_config);
return ret > 0 ? ret : 0;
@@ -748,9 +748,9 @@ gen_perf_load_configuration(struct gen_perf_config *perf_cfg, int fd, const char
* struct gen_perf_query_register_prog maps exactly to the tuple of
* (register offset, register value) returned by the i915.
*/
i915_config.flex_regs_ptr = to_user_pointer(config->flex_regs);
i915_config.mux_regs_ptr = to_user_pointer(config->mux_regs);
i915_config.boolean_regs_ptr = to_user_pointer(config->b_counter_regs);
i915_config.flex_regs_ptr = to_const_user_pointer(config->flex_regs);
i915_config.mux_regs_ptr = to_const_user_pointer(config->mux_regs);
i915_config.boolean_regs_ptr = to_const_user_pointer(config->b_counter_regs);
if (!i915_query_perf_config_data(perf_cfg, fd, guid, &i915_config)) {
ralloc_free(config);
return NULL;