leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

drm/i915/perf: fix oa config reconfiguration

Browse Source 
The current logic just reapplies the same configuration already stored
into stream->oa_config instead of the newly selected one.

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Fixes: 7831e9a965 ("drm/i915/perf: Allow dynamic reconfiguration of the OA stream")
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20191019214647.27866-1-lionel.g.landwerlin@intel.com
This commit is contained in:
Lionel Landwerlin 2019-10-20 00:46:47 +03:00 committed by Chris Wilson
parent 7acf6c9495
commit 8814c6d01f
1 changed files with 6 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/gpu/drm/i915/i915_perf.c
View File

@ -1863,13 +1863,14 @@ out:
}
static int emit_oa_config(struct i915_perf_stream *stream,
struct i915_oa_config *oa_config,
struct intel_context *ce)
{
struct i915_request *rq;
struct i915_vma *vma;
int err;
vma = get_oa_vma(stream, stream->oa_config);
vma = get_oa_vma(stream, oa_config);
if (IS_ERR(vma))
return PTR_ERR(vma);
@ -1927,7 +1928,7 @@ static int hsw_enable_metric_set(struct i915_perf_stream *stream)
intel_uncore_rmw(uncore, GEN6_UCGCTL1,
0, GEN6_CSUNIT_CLOCK_GATE_DISABLE);
return emit_oa_config(stream, oa_context(stream));
return emit_oa_config(stream, stream->oa_config, oa_context(stream));
}
static void hsw_disable_metric_set(struct i915_perf_stream *stream)
@ -2250,7 +2251,7 @@ static int gen8_configure_all_contexts(struct i915_perf_stream *stream,
static int gen8_enable_metric_set(struct i915_perf_stream *stream)
{
struct intel_uncore *uncore = stream->uncore;
const struct i915_oa_config *oa_config = stream->oa_config;
struct i915_oa_config *oa_config = stream->oa_config;
int ret;
/*
@ -2291,7 +2292,7 @@ static int gen8_enable_metric_set(struct i915_perf_stream *stream)
if (ret)
return ret;
return emit_oa_config(stream, oa_context(stream));
return emit_oa_config(stream, oa_config, oa_context(stream));
}
static void gen8_disable_metric_set(struct i915_perf_stream *stream)
@ -2895,7 +2896,7 @@ static long i915_perf_config_locked(struct i915_perf_stream *stream,
* When set globally, we use a low priority kernel context,
* so it will effectively take effect when idle.
*/
err = emit_oa_config(stream, oa_context(stream));
err = emit_oa_config(stream, config, oa_context(stream));
if (err == 0)
config = xchg(&stream->oa_config, config);
else