drm/i915/perf: Reverse a ternary to make sparse happy

Avoid

drivers/gpu/drm/i915/i915_perf.c:2442:85: warning: dubious: x | !y

simply by inverting the predicate and reversing the ternary.

v2: Move the long lines into their own function so there is no confusion
on operator precedence.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Cc: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191101192116.12647-1-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2019-11-01 19:21:16 +00:00
parent 833e979db3
commit 9278bbb6e4

View File

@ -2428,6 +2428,13 @@ static int gen8_enable_metric_set(struct i915_perf_stream *stream)
return emit_oa_config(stream, oa_config, oa_context(stream));
}
static u32 oag_report_ctx_switches(const struct i915_perf_stream *stream)
{
return _MASKED_FIELD(GEN12_OAG_OA_DEBUG_DISABLE_CTX_SWITCH_REPORTS,
(stream->sample_flags & SAMPLE_OA_REPORT) ?
0 : GEN12_OAG_OA_DEBUG_DISABLE_CTX_SWITCH_REPORTS);
}
static int gen12_enable_metric_set(struct i915_perf_stream *stream)
{
struct intel_uncore *uncore = stream->uncore;
@ -2441,12 +2448,10 @@ static int gen12_enable_metric_set(struct i915_perf_stream *stream)
_MASKED_BIT_ENABLE(GEN12_OAG_OA_DEBUG_DISABLE_CLK_RATIO_REPORTS |
GEN12_OAG_OA_DEBUG_INCLUDE_CLK_RATIO) |
/*
* If the user didn't require OA reports, instruct the
* hardware not to emit ctx switch reports.
* If the user didn't require OA reports, instruct
* the hardware not to emit ctx switch reports.
*/
!(stream->sample_flags & SAMPLE_OA_REPORT) ?
_MASKED_BIT_ENABLE(GEN12_OAG_OA_DEBUG_DISABLE_CTX_SWITCH_REPORTS) :
_MASKED_BIT_DISABLE(GEN12_OAG_OA_DEBUG_DISABLE_CTX_SWITCH_REPORTS));
oag_report_ctx_switches(stream));
intel_uncore_write(uncore, GEN12_OAG_OAGLBCTXCTRL, periodic ?
(GEN12_OAG_OAGLBCTXCTRL_COUNTER_RESUME |