On Wed, Sep 03, 2014 at 09:29:55PM -0400, Rodrigo Vivi wrote:
> v2: Doesn't duplicate kernel's HAS_PSR. skip based on debugfs output.
>
> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
I'm not sure whether we should still keep this one here around given that
we have the full-blown crc based testcase, which also checks residency.
But your call.
-Daniel
> ---
> tests/pm_psr.c | 30 +++++++++++++++++++++---------
> 1 file changed, 21 insertions(+), 9 deletions(-)
>
> diff --git a/tests/pm_psr.c b/tests/pm_psr.c
> index 3ab7e7a..16ec3fa 100644
> --- a/tests/pm_psr.c
> +++ b/tests/pm_psr.c
> @@ -32,6 +32,8 @@
> #include <errno.h>
>
> #include "drmtest.h"
> +#include "intel_chipset.h"
> +#include "igt_debugfs.h"
>
> #define SLEEP_DURATION 5000 // in milliseconds
>
> @@ -41,22 +43,34 @@ static int get_perf(const char *path)
> FILE *file;
> char str[4];
>
> - file = fopen(path, "r");
> - igt_assert(file);
> + file = igt_debugfs_fopen("i915_edp_psr_status", "r");
> + igt_require(file);
>
> ret = fscanf(file, "Sink_Support: %s\n", str);
> igt_skip_on_f(ret == 0,
> "i915_edp_psr_status format not supported by this test case\n");
> - igt_require(strcmp(str, "yes") == 0);
> + igt_skip_on_f(strcmp(str, "yes") != 0,
> + "PSR not supported on this platform\n");
> +
> ret = fscanf(file, "Source_OK: %s\n", str);
> igt_assert(ret != 0);
> -
> igt_require(strcmp(str, "yes") == 0);
>
> ret = fscanf(file, "Enabled: %s\n", str);
> igt_assert(ret != 0);
> igt_assert(strcmp(str, "yes") == 0);
>
> + ret = fscanf(file, "Active: %s\n", str);
> + igt_skip_on_f(ret == 0,
> + "i915_edp_psr_status format not supported by this test case\n");
> +
> + ret = fscanf(file, "Busy frontbuffer bits: %s\n", str);
> + igt_assert(ret != 0);
> + ret = fscanf(file, "Re-enable work scheduled: %s\n", str);
> + igt_assert(ret != 0);
> + ret = fscanf(file, "HW Enabled & Active bit: %s\n", str);
> + igt_assert(ret != 0);
> +
> ret = fscanf(file, "Performance_Counter: %i", &perf);
> igt_assert(ret != 0);
>
> @@ -68,15 +82,13 @@ static int get_perf(const char *path)
>
> igt_simple_main
> {
> - int ret, perf1, perf2;
> - int device = drm_get_card();
> + int perf1, perf2;
> + int drm_fd = drm_open_any();
> + uint32_t devid = intel_get_drm_devid(drm_fd);
> char *path;
>
> igt_skip_on_simulation();
>
> - ret = asprintf(&path, "/sys/kernel/debug/dri/%d/i915_edp_psr_status", device);
> - igt_assert(ret != -1);
> -
> perf1 = get_perf(path);
> sleep(SLEEP_DURATION / 1000);
> perf2 = get_perf(path);
> --
> 1.9.3
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
_______________________________________________
Intel-gfx mailing list
Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
http://lists.freedesktop.org/mailman/listinfo/intel-gfx
