diff options
| author | Chia-I Wu <[email protected]> | 2014-03-09 02:00:46 +0800 |
|---|---|---|
| committer | Chia-I Wu <[email protected]> | 2014-03-10 16:42:42 +0800 |
| commit | a434ac045eb2e0333ee8bb6e44aa0a46de2e7438 (patch) | |
| tree | b7af34b87ea3eec4a5ffcf0a375078084306c6bc /src/gallium/winsys/intel/drm | |
| parent | 249b1ad98440fee5174aa490e7c3269b88de8904 (diff) | |
ilo: PIPE_CAP_QUERY_TIMESTAMP may not be supported
Reading TIMESTAMP register may fail, depending on both kernel and hardware.
Diffstat (limited to 'src/gallium/winsys/intel/drm')
| -rw-r--r-- | src/gallium/winsys/intel/drm/intel_drm_winsys.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/gallium/winsys/intel/drm/intel_drm_winsys.c b/src/gallium/winsys/intel/drm/intel_drm_winsys.c index 12ed2e43355..bd805fdb786 100644 --- a/src/gallium/winsys/intel/drm/intel_drm_winsys.c +++ b/src/gallium/winsys/intel/drm/intel_drm_winsys.c @@ -100,6 +100,14 @@ test_address_swizzling(struct intel_winsys *winsys) } static bool +test_reg_read(struct intel_winsys *winsys, uint32_t reg) +{ + uint64_t dummy; + + return !drm_intel_reg_read(winsys->bufmgr, reg, &dummy); +} + +static bool init_info(struct intel_winsys *winsys) { struct intel_winsys_info *info = &winsys->info; @@ -130,6 +138,9 @@ init_info(struct intel_winsys *winsys) get_param(winsys, I915_PARAM_HAS_LLC, &val); info->has_llc = val; + /* test TIMESTAMP read */ + info->has_timestamp = test_reg_read(winsys, 0x2358); + get_param(winsys, I915_PARAM_HAS_GEN7_SOL_RESET, &val); info->has_gen7_sol_reset = val; |