[igt-dev] [PATCH i-g-t v3 7/8] i915_pm_rpm: Extend gem_execbuf test with D3Cold
Rodrigo Vivi
rodrigo.vivi at intel.com
Wed May 4 17:54:58 UTC 2022
On Wed, May 04, 2022 at 07:28:59PM +0530, Anshuman Gupta wrote:
> Added d3cold dynamic subtest to gem_execbuf with device class
> memory region. It test both D3Cold-{VRAM_SR, Off} by using
> d3cold_sr_lmem_threshold i915_params debugfs.
>
> v2:
> - Two different subtest d3cold-off and d3cold-vrsr. [Rodrigo]
> v3:
> - Skip the d3cold-vram-sr test when lmem_threshold is not available.
>
> Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
> Signed-off-by: Anshuman Gupta <anshuman.gupta at intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
> ---
> tests/i915/i915_pm_rpm.c | 34 ++++++++++++++++++++++++++++++++--
> 1 file changed, 32 insertions(+), 2 deletions(-)
>
> diff --git a/tests/i915/i915_pm_rpm.c b/tests/i915/i915_pm_rpm.c
> index b16d61643..a062fde88 100644
> --- a/tests/i915/i915_pm_rpm.c
> +++ b/tests/i915/i915_pm_rpm.c
> @@ -1350,10 +1350,11 @@ static void submit_blt_cmd(uint32_t dst_handle, int dst_size,
> }
>
> /* Make sure we can submit a batch buffer and verify its result. */
> -static void gem_execbuf_subtest(struct drm_i915_gem_memory_class_instance *mem_regions)
> +static void gem_execbuf_subtest(struct drm_i915_gem_memory_class_instance *mem_regions, bool d3cold)
> {
> int x, y;
> uint32_t handle;
> + struct pci_device *root;
> int bpp = 4;
> int pitch = 128 * bpp;
> int dst_size = 128 * 128 * bpp; /* 128x128 square */
> @@ -1375,6 +1376,9 @@ static void gem_execbuf_subtest(struct drm_i915_gem_memory_class_instance *mem_r
> memset(cpu_buf, 0, dst_size);
> gem_write(drm_fd, handle, 0, cpu_buf, dst_size);
>
> + if (d3cold)
> + root = setup_d3cold_and_get_root_port();
> +
> /* Now suspend and try it. */
> disable_all_screens_and_wait(&ms_data);
>
> @@ -1383,8 +1387,15 @@ static void gem_execbuf_subtest(struct drm_i915_gem_memory_class_instance *mem_r
> &presumed_offset);
> igt_assert(wait_for_suspended());
>
> + if (d3cold)
> + igt_assert(wait_for_d3cold(root));
> +
> gem_read(drm_fd, handle, 0, cpu_buf, dst_size);
> igt_assert(wait_for_suspended());
> +
> + if (d3cold)
> + igt_assert(wait_for_d3cold(root));
> +
> for (y = 0; y < 128; y++) {
> for (x = 0; x < 128; x++) {
> uint32_t px = cpu_buf[y * 128 + x];
> @@ -1423,6 +1434,9 @@ static void gem_execbuf_subtest(struct drm_i915_gem_memory_class_instance *mem_r
>
> disable_all_screens_and_wait(&ms_data);
>
> + if (d3cold)
> + igt_assert(wait_for_d3cold(root));
> +
> memset(cpu_buf, 0, dst_size);
> gem_read(drm_fd, handle, 0, cpu_buf, dst_size);
> for (y = 0; y < 128; y++) {
> @@ -2182,7 +2196,23 @@ igt_main_args("", long_options, help_str, opt_handler, NULL)
> igt_subtest_with_dynamic("gem-execbuf") {
> for_each_memory_region(r, drm_fd) {
> igt_dynamic_f("%s", r->name)
> - gem_execbuf_subtest(&r->ci);
> + gem_execbuf_subtest(&r->ci, false);
> +
> + if (r->ci.memory_class == I915_MEMORY_CLASS_SYSTEM)
> + continue;
> +
> + igt_dynamic_f("%s-%s", "d3cold-off", r->name) {
> + if (lmem_threshold >= 0)
> + set_d3cold_sr_lmem_threshold(debugfs, 300);
> +
> + gem_execbuf_subtest(&r->ci, true);
> + }
> +
> + igt_dynamic_f("%s-%s", "d3cold-vrsr", r->name) {
> + igt_require(lmem_threshold >= 0);
> + set_d3cold_sr_lmem_threshold(debugfs, 0);
> + gem_execbuf_subtest(&r->ci, true);
> + }
> }
> }
> igt_subtest("gem-idle")
> --
> 2.26.2
>
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