diff options
| author | Lionel Landwerlin <lionel.g.landwerlin@intel.com> | 2018-10-23 11:07:05 +0100 |
|---|---|---|
| committer | Lionel Landwerlin <lionel.g.landwerlin@intel.com> | 2018-10-23 15:09:22 +0100 |
| commit | 784b1a8435da458f10f3837477ae0a18b579d278 (patch) | |
| tree | 0ca7230962f900c8080541e324de1d081ae4bc37 /drivers/gpu/drm/i915/i915_perf.c | |
| parent | 816c37159ca2af48352f0cbc90009694bcfcd55b (diff) | |
| download | lwn-784b1a8435da458f10f3837477ae0a18b579d278.tar.gz lwn-784b1a8435da458f10f3837477ae0a18b579d278.zip | |
drm/i915/perf: remove redundant oa buffer initialization
We initialize the OA buffer everytime we enable the OA unit (first call in
gen[78]_oa_enable), so we don't need to initialize when preparing the metric
set.
Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181023100707.31738-3-lionel.g.landwerlin@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/i915_perf.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_perf.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index 664b96bb65a3..6a8c9ae9430e 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -1528,8 +1528,6 @@ static int alloc_oa_buffer(struct drm_i915_private *dev_priv) goto err_unpin; } - dev_priv->perf.oa.ops.init_oa_buffer(dev_priv); - DRM_DEBUG_DRIVER("OA Buffer initialized, gtt offset = 0x%x, vaddr = %p\n", i915_ggtt_offset(dev_priv->perf.oa.oa_buffer.vma), dev_priv->perf.oa.oa_buffer.vaddr); @@ -1998,7 +1996,7 @@ static int i915_oa_stream_init(struct i915_perf_stream *stream, return -EINVAL; } - if (!dev_priv->perf.oa.ops.init_oa_buffer) { + if (!dev_priv->perf.oa.ops.enable_metric_set) { DRM_DEBUG("OA unit not supported\n"); return -ENODEV; } @@ -3387,7 +3385,6 @@ void i915_perf_init(struct drm_i915_private *dev_priv) dev_priv->perf.oa.ops.is_valid_mux_reg = hsw_is_valid_mux_addr; dev_priv->perf.oa.ops.is_valid_flex_reg = NULL; - dev_priv->perf.oa.ops.init_oa_buffer = gen7_init_oa_buffer; dev_priv->perf.oa.ops.enable_metric_set = hsw_enable_metric_set; dev_priv->perf.oa.ops.disable_metric_set = hsw_disable_metric_set; dev_priv->perf.oa.ops.oa_enable = gen7_oa_enable; @@ -3406,7 +3403,6 @@ void i915_perf_init(struct drm_i915_private *dev_priv) */ dev_priv->perf.oa.oa_formats = gen8_plus_oa_formats; - dev_priv->perf.oa.ops.init_oa_buffer = gen8_init_oa_buffer; dev_priv->perf.oa.ops.oa_enable = gen8_oa_enable; dev_priv->perf.oa.ops.oa_disable = gen8_oa_disable; dev_priv->perf.oa.ops.read = gen8_oa_read; |