[igt-dev] [PATCH i-g-t v2 1/3] tests/i915/perf: constify report checks functions

[Umesh Nerlige Ramappa]

On Wed, Nov 25, 2020 at 01:25:38PM +0200, Lionel Landwerlin wrote:
>Those don't need to modify the reports they inspect.
>
>Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>

Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa at intel.com>

Thanks,
Umesh
>---
> tests/i915/perf.c | 20 ++++++++++++--------
> 1 file changed, 12 insertions(+), 8 deletions(-)
>
>diff --git a/tests/i915/perf.c b/tests/i915/perf.c
>index caeabd623..2fbea0f0c 100644
>--- a/tests/i915/perf.c
>+++ b/tests/i915/perf.c
>@@ -206,9 +206,10 @@ static bool *undefined_a_counters;
> static uint64_t oa_exp_1_millisec;
>
> static igt_render_copyfunc_t render_copy = NULL;
>-static uint32_t (*read_report_ticks)(uint32_t *report,
>+static uint32_t (*read_report_ticks)(const uint32_t *report,
> 				     enum drm_i915_oa_format format);
>-static void (*sanity_check_reports)(uint32_t *oa_report0, uint32_t *oa_report1,
>+static void (*sanity_check_reports)(const uint32_t *oa_report0,
>+				    const uint32_t *oa_report1,
> 				    enum drm_i915_oa_format format);
>
> static void
>@@ -354,7 +355,7 @@ sysfs_read(const char *path)
>  * but it's not included in all of the formats.
>  */
> static uint32_t
>-hsw_read_report_ticks(uint32_t *report, enum drm_i915_oa_format format)
>+hsw_read_report_ticks(const uint32_t *report, enum drm_i915_oa_format format)
> {
> 	uint32_t *c = (uint32_t *)(((uint8_t *)report) + get_oa_format(format).c_off);
>
>@@ -364,13 +365,13 @@ hsw_read_report_ticks(uint32_t *report, enum drm_i915_oa_format format)
> }
>
> static uint32_t
>-gen8_read_report_ticks(uint32_t *report, enum drm_i915_oa_format format)
>+gen8_read_report_ticks(const uint32_t *report, enum drm_i915_oa_format format)
> {
> 	return report[3];
> }
>
> static void
>-gen8_read_report_clock_ratios(uint32_t *report,
>+gen8_read_report_clock_ratios(const uint32_t *report,
> 			      uint32_t *slice_freq_mhz,
> 			      uint32_t *unslice_freq_mhz)
> {
>@@ -554,7 +555,8 @@ emit_report_perf_count(struct intel_bb *ibb,
> }
>
> static void
>-hsw_sanity_check_render_basic_reports(uint32_t *oa_report0, uint32_t *oa_report1,
>+hsw_sanity_check_render_basic_reports(const uint32_t *oa_report0,
>+				      const uint32_t *oa_report1,
> 				      enum drm_i915_oa_format fmt)
> {
> 	uint32_t time_delta = timebase_scale(oa_report1[1] - oa_report0[1]);
>@@ -639,7 +641,8 @@ hsw_sanity_check_render_basic_reports(uint32_t *oa_report0, uint32_t *oa_report1
> }
>
> static uint64_t
>-gen8_read_40bit_a_counter(uint32_t *report, enum drm_i915_oa_format fmt, int a_id)
>+gen8_read_40bit_a_counter(const uint32_t *report,
>+			  enum drm_i915_oa_format fmt, int a_id)
> {
> 	struct oa_format format = get_oa_format(fmt);
> 	uint8_t *a40_high = (((uint8_t *)report) + format.a40_high_off);
>@@ -757,7 +760,8 @@ accumulator_print(struct accumulator *accumulator, const char *title)
>
> /* The TestOa metric set is designed so */
> static void
>-gen8_sanity_check_test_oa_reports(uint32_t *oa_report0, uint32_t *oa_report1,
>+gen8_sanity_check_test_oa_reports(const uint32_t *oa_report0,
>+				  const uint32_t *oa_report1,
> 				  enum drm_i915_oa_format fmt)
> {
> 	struct oa_format format = get_oa_format(fmt);
>-- 
>2.29.2
>