Hi Thadeu,
On 2026-05-12 at 18:51:50 -0300, Thadeu Lima de Souza Cascardo wrote:
> It should not be driver specific anymore. Make it run for multiple drivers,
> though there is still only Xe now.
> 
> Signed-off-by: Thadeu Lima de Souza Cascardo <[email protected]>
> ---
>  .../xe_cgroups.c => drv_dmem_cgroups.c}       | 61 +++++++++++--------

Can we start with a more generic name? imho core_cgroups.c
looks better, so it will be tests/core_cgroups.c

+cc Janusz
Cc: Janusz Krzysztofik <[email protected]>

>  tests/meson.build                             |  2 +-
>  2 files changed, 38 insertions(+), 25 deletions(-)
>  rename tests/{intel/xe_cgroups.c => drv_dmem_cgroups.c} (83%)
> 
> diff --git a/tests/intel/xe_cgroups.c b/tests/drv_dmem_cgroups.c
> similarity index 83%
> rename from tests/intel/xe_cgroups.c
> rename to tests/drv_dmem_cgroups.c
> index 9ff8d46570ab..6f4f779f3c2c 100644
> --- a/tests/intel/xe_cgroups.c
> +++ b/tests/drv_dmem_cgroups.c
> @@ -4,13 +4,12 @@
>   */
>  
>  /**
> - * TEST: xe_cgroups
> - * DESCRIPTION: Tests exercising the dmem cgroup controller on xe devices.
> + * TEST: drv_dmem_cgroups
> + * DESCRIPTION: Tests exercising the dmem cgroup controller on devices.
>   * Category: Core
>   * Mega feature: General Core features
>   * Sub-category: cgroup
>   * FUNCTIONALITY: cgroup dmem controller
> - * SUBSETS: xe
>   */
>  
>  #include <errno.h>
> @@ -26,9 +25,6 @@
>  #include "igt_aux.h"
>  #include "igt_cgroup.h"
>  #include "igt_dmem_driver.h"
> -#include "xe_drm.h"
> -#include "xe/xe_ioctl.h"
> -#include "xe/xe_query.h"
>  
>  #define BO_SIZE                      SZ_128M
>  #define MAX_LIMIT            ((uint64_t)4 * SZ_1G)
> @@ -45,13 +41,12 @@
>   * DESCRIPTION:
>   *   Create a dmem cgroup, move the current process into it and set the max
>   *   device memory limit for the first VRAM region to 4 GiB.  Then fill VRAM
> - *   by creating BOs with %DRM_XE_GEM_CREATE_FLAG_DEFER_BACKING (so that the
> - *   physical allocation is deferred until VM_BIND) and binding them into an
> - *   LR VM until the cgroup limit is hit.  Verify that the reported cgroup
> - *   current usage is within the expected range when the error occurs.
> + *   by creating BOs.
> + *   Verify that the reported cgroup current usage is within the expected
> + *   range when the error occurs.
>   *   Finally lower the max limit in 256 MiB steps and verify that the cgroup
>   *   usage follows.
> - * REQUIREMENTS: must run as root; xe device with at least one VRAM region
> + * REQUIREMENTS: must run as root; device with at least one VRAM region
>   */
>  
>  /**
> @@ -61,7 +56,7 @@
>   *   igt_fork_signal_helper() to verify that the dmem.max write path handles
>   *   signal interruption correctly.  A signal handler counts received signals
>   *   and the count is reported as debug output at the end of the test.
> - * REQUIREMENTS: must run as root; xe device with at least one VRAM region
> + * REQUIREMENTS: must run as root; device with at least one VRAM region

Almost all igt tests require a root, do we need this comment here?

Regards,
Kamil

>   */
>  
>  static atomic_int signal_count;
> @@ -111,7 +106,7 @@ static uint64_t wait_for_usage_drop(struct igt_cgroup 
> *cg, const char *region,
>       return current;
>  }
>  
> -static int fill_vram(struct igt_dmem_driver *drv, void *ctx, int fd, int 
> max_bo)
> +static int fill_vram(const struct igt_dmem_driver *drv, void *ctx, int fd, 
> int max_bo)
>  {
>       int n_bo, err = 0;
>  
> @@ -128,7 +123,7 @@ static int fill_vram(struct igt_dmem_driver *drv, void 
> *ctx, int fd, int max_bo)
>       return n_bo;
>  }
>  
> -static void test_write_eviction(int fd, unsigned int flags, struct 
> igt_dmem_driver *drv)
> +static void test_write_eviction(int fd, unsigned int flags, const struct 
> igt_dmem_driver *drv)
>  {
>       void *ctx;
>       struct igt_cgroup *cg;
> @@ -161,7 +156,7 @@ static void test_write_eviction(int fd, unsigned int 
> flags, struct igt_dmem_driv
>               install_sigcont_counter();
>  
>       /* Create cgroup and move into it */
> -     cg = igt_cgroup_new("xe_cgroups_test");
> +     cg = igt_cgroup_new("igt_cgroups_test");
>       igt_cgroup_move_current(cg);
>       igt_cgroup_dmem_set_max(cg, cg_region, cg_max);
>  
> @@ -236,20 +231,38 @@ static const struct {
>       { }
>  };
>  
> +static const struct {
> +     int driver_flag;
> +     const struct igt_dmem_driver *driver;
> +} drivers[] = {
> +     { DRIVER_XE, &xe_dmem_driver },
> +     { },
> +};
> +
>  int igt_main()
>  {
> -     int fd = -1;
> -
>       igt_fixture() {
> -             fd = drm_open_driver(DRIVER_XE);
>               igt_require_f(getuid() == 0, "Test requires root\n");
>       }
>  
> -     for (int i = 0; subtests[i].name; i++)
> -             igt_subtest(subtests[i].name)
> -                     test_write_eviction(fd, subtests[i].flags, 
> &xe_dmem_driver);
> -
> -     igt_fixture() {
> -             drm_close_driver(fd);
> +     for (int d = 0; drivers[d].driver; d++) {
> +             igt_subtest_group() {
> +                     int fd = -1;
> +                     igt_fixture() {
> +                             fd = drm_open_driver(drivers[d].driver_flag);
> +                             igt_require_f(fd >= 0,
> +                                     "No %s device found, skipping\n",
> +                                     drivers[d].driver->name);
> +                     }
> +
> +                     for (int i = 0; subtests[i].name; i++)
> +                             igt_subtest_f("%s-%s", drivers[d].driver->name, 
> subtests[i].name)
> +                                     test_write_eviction(fd, 
> subtests[i].flags, drivers[d].driver);
> +
> +                     igt_fixture() {
> +                             if (fd >= 0)
> +                                     drm_close_driver(fd);
> +                     }
> +             }
>       }
>  }
> diff --git a/tests/meson.build b/tests/meson.build
> index b4463a722361..deb049875b46 100644
> --- a/tests/meson.build
> +++ b/tests/meson.build
> @@ -17,6 +17,7 @@ test_progs = [
>       'drm_mm',
>       'drm_read',
>       'drm_virtgpu',
> +     'drv_dmem_cgroups',
>       'fbdev',
>       'kms_3d',
>       'kms_addfb_basic',
> @@ -292,7 +293,6 @@ intel_xe_progs = [
>       'xe_dma_buf_sync',
>       'xe_drm_fdinfo',
>       'xe_eu_stall',
> -     'xe_cgroups',
>       'xe_evict',
>       'xe_evict_ccs',
>       'xe_exec_atomic',
> -- 
> 2.47.3
> 

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