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authorLinus Torvalds <[email protected]>2025-07-31 02:26:49 +0000
committerLinus Torvalds <[email protected]>2025-07-31 02:26:49 +0000
commit260f6f4fda93c8485c8037865c941b42b9cba5d2 (patch)
tree587a0ea46d3351f63250d19860b01da8217ac774 /drivers/gpu/drm/scheduler/tests/tests_basic.c
parentMerge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm (diff)
parentMerge tag 'drm-misc-next-fixes-2025-07-24' of https://gitlab.freedesktop.org/... (diff)
downloadkernel-260f6f4fda93c8485c8037865c941b42b9cba5d2.tar.gz
kernel-260f6f4fda93c8485c8037865c941b42b9cba5d2.zip
Merge tag 'drm-next-2025-07-30' of https://gitlab.freedesktop.org/drm/kernel
Pull drm updates from Dave Airlie: "Highlights: - Intel xe enable Panthor Lake, started adding WildCat Lake - amdgpu has a bunch of reset improvments along with the usual IP updates - msm got VM_BIND support which is important for vulkan sparse memory - more drm_panic users - gpusvm common code to handle a bunch of core SVM work outside drivers. Detail summary: Changes outside drm subdirectory: - 'shrink_shmem_memory()' for better shmem/hibernate interaction - Rust support infrastructure: - make ETIMEDOUT available - add size constants up to SZ_2G - add DMA coherent allocation bindings - mtd driver for Intel GPU non-volatile storage - i2c designware quirk for Intel xe core: - atomic helpers: tune enable/disable sequences - add task info to wedge API - refactor EDID quirks - connector: move HDR sink to drm_display_info - fourcc: half-float and 32-bit float formats - mode_config: pass format info to simplify dma-buf: - heaps: Give CMA heap a stable name ci: - add device tree validation and kunit displayport: - change AUX DPCD access probe address - add quirk for DPCD probe - add panel replay definitions - backlight control helpers fbdev: - make CONFIG_FIRMWARE_EDID available on all arches fence: - fix UAF issues format-helper: - improve tests gpusvm: - introduce devmem only flag for allocation - add timeslicing support to GPU SVM ttm: - improve eviction sched: - tracing improvements - kunit improvements - memory leak fixes - reset handling improvements color mgmt: - add hardware gamma LUT handling helpers bridge: - add destroy hook - switch to reference counted drm_bridge allocations - tc358767: convert to devm_drm_bridge_alloc - improve CEC handling panel: - switch to reference counter drm_panel allocations - fwnode panel lookup - Huiling hl055fhv028c support - Raspberry Pi 7" 720x1280 support - edp: KDC KD116N3730A05, N160JCE-ELL CMN, N116BCJ-EAK - simple: AUO P238HAN01 - st7701: Winstar wf40eswaa6mnn0 - visionox: rm69299-shift - Renesas R61307, Renesas R69328 support - DJN HX83112B hdmi: - add CEC handling - YUV420 output support xe: - WildCat Lake support - Enable PanthorLake by default - mark BMG as SRIOV capable - update firmware recommendations - Expose media OA units - aux-bux support for non-volatile memory - MTD intel-dg driver for non-volatile memory - Expose fan control and voltage regulator in sysfs - restructure migration for multi-device - Restore GuC submit UAF fix - make GEM shrinker drm managed - SRIOV VF Post-migration recovery of GGTT nodes - W/A additions/reworks - Prefetch support for svm ranges - Don't allocate managed BO for each policy change - HWMON fixes for BMG - Create LRC BO without VM - PCI ID updates - make SLPC debugfs files optional - rework eviction rejection of bound external BOs - consolidate PAT programming logic for pre/post Xe2 - init changes for flicker-free boot - Enable GuC Dynamic Inhibit Context switch i915: - drm_panic support for i915/xe - initial flip queue off by default for LNL/PNL - Wildcat Lake Display support - Support for DSC fractional link bpp - Support for simultaneous Panel Replay and Adaptive sync - Support for PTL+ double buffer LUT - initial PIPEDMC event handling - drm_panel_follower support - DPLL interface renames - allocate struct intel_display dynamically - flip queue preperation - abstract DRAM detection better - avoid GuC scheduling stalls - remove DG1 force probe requirement - fix MEI interrupt handler on RT kernels - use backlight control helpers for eDP - more shared display code refactoring amdgpu: - add userq slot to INFO ioctl - SR-IOV hibernation support - Suspend improvements - Backlight improvements - Use scaling for non-native eDP modes - cleaner shader updates for GC 9.x - Remove fence slab - SDMA fw checks for userq support - RAS updates - DMCUB updates - DP tunneling fixes - Display idle D3 support - Per queue reset improvements - initial smartmux support amdkfd: - enable KFD on loongarch - mtype fix for ext coherent system memory radeon: - CS validation additional GL extensions - drop console lock during suspend/resume - bump driver version msm: - VM BIND support - CI: infrastructure updates - UBWC single source of truth - decouple GPU and KMS support - DP: rework I/O accessors - DPU: SM8750 support - DSI: SM8750 support - GPU: X1-45 support and speedbin support for X1-85 - MDSS: SM8750 support nova: - register! macro improvements - DMA object abstraction - VBIOS parser + fwsec lookup - sysmem flush page support - falcon: generic falcon boot code and HAL - FWSEC-FRTS: fb setup and load/execute ivpu: - Add Wildcat Lake support - Add turbo flag ast: - improve hardware generations implementation imx: - IMX8qxq Display Controller support lima: - Rockchip RK3528 GPU support nouveau: - fence handling cleanup panfrost: - MT8370 support - bo labeling - 64-bit register access qaic: - add RAS support rockchip: - convert inno_hdmi to a bridge rz-du: - add RZ/V2H(P) support - MIPI-DSI DCS support sitronix: - ST7567 support sun4i: - add H616 support tidss: - add TI AM62L support - AM65x OLDI bridge support bochs: - drm panic support vkms: - YUV and R* format support - use faux device vmwgfx: - fence improvements hyperv: - move out of simple - add drm_panic support" * tag 'drm-next-2025-07-30' of https://gitlab.freedesktop.org/drm/kernel: (1479 commits) drm/tidss: oldi: convert to devm_drm_bridge_alloc() API drm/tidss: encoder: convert to devm_drm_bridge_alloc() drm/amdgpu: move reset support type checks into the caller drm/amdgpu/sdma7: re-emit unprocessed state on ring reset drm/amdgpu/sdma6: re-emit unprocessed state on ring reset drm/amdgpu/sdma5.2: re-emit unprocessed state on ring reset drm/amdgpu/sdma5: re-emit unprocessed state on ring reset drm/amdgpu/gfx12: re-emit unprocessed state on ring reset drm/amdgpu/gfx11: re-emit unprocessed state on ring reset drm/amdgpu/gfx10: re-emit unprocessed state on ring reset drm/amdgpu/gfx9.4.3: re-emit unprocessed state on kcq reset drm/amdgpu/gfx9: re-emit unprocessed state on kcq reset drm/amdgpu: Add WARN_ON to the resource clear function drm/amd/pm: Use cached metrics data on SMUv13.0.6 drm/amd/pm: Use cached data for min/max clocks gpu: nova-core: fix bounds check in PmuLookupTableEntry::new drm/amdgpu: Replace HQD terminology with slots naming drm/amdgpu: Add user queue instance count in HW IP info drm/amd/amdgpu: Add helper functions for isp buffers drm/amd/amdgpu: Initialize swnode for ISP MFD device ...
Diffstat (limited to 'drivers/gpu/drm/scheduler/tests/tests_basic.c')
-rw-r--r--drivers/gpu/drm/scheduler/tests/tests_basic.c93
1 files changed, 90 insertions, 3 deletions
diff --git a/drivers/gpu/drm/scheduler/tests/tests_basic.c b/drivers/gpu/drm/scheduler/tests/tests_basic.c
index 7230057e0594..55eb142bd7c5 100644
--- a/drivers/gpu/drm/scheduler/tests/tests_basic.c
+++ b/drivers/gpu/drm/scheduler/tests/tests_basic.c
@@ -5,6 +5,8 @@
#include "sched_tests.h"
+#define MOCK_TIMEOUT (HZ / 5)
+
/*
* DRM scheduler basic tests should check the basic functional correctness of
* the scheduler, including some very light smoke testing. More targeted tests,
@@ -28,7 +30,7 @@ static void drm_sched_basic_exit(struct kunit *test)
static int drm_sched_timeout_init(struct kunit *test)
{
- test->priv = drm_mock_sched_new(test, HZ);
+ test->priv = drm_mock_sched_new(test, MOCK_TIMEOUT);
return 0;
}
@@ -204,6 +206,47 @@ static struct kunit_suite drm_sched_basic = {
.test_cases = drm_sched_basic_tests,
};
+static void drm_sched_basic_cancel(struct kunit *test)
+{
+ struct drm_mock_sched_entity *entity;
+ struct drm_mock_scheduler *sched;
+ struct drm_mock_sched_job *job;
+ bool done;
+
+ /*
+ * Check that drm_sched_fini() uses the cancel_job() callback to cancel
+ * jobs that are still pending.
+ */
+
+ sched = drm_mock_sched_new(test, MAX_SCHEDULE_TIMEOUT);
+ entity = drm_mock_sched_entity_new(test, DRM_SCHED_PRIORITY_NORMAL,
+ sched);
+
+ job = drm_mock_sched_job_new(test, entity);
+
+ drm_mock_sched_job_submit(job);
+
+ done = drm_mock_sched_job_wait_scheduled(job, HZ);
+ KUNIT_ASSERT_TRUE(test, done);
+
+ drm_mock_sched_entity_free(entity);
+ drm_mock_sched_fini(sched);
+
+ KUNIT_ASSERT_EQ(test, job->hw_fence.error, -ECANCELED);
+}
+
+static struct kunit_case drm_sched_cancel_tests[] = {
+ KUNIT_CASE(drm_sched_basic_cancel),
+ {}
+};
+
+static struct kunit_suite drm_sched_cancel = {
+ .name = "drm_sched_basic_cancel_tests",
+ .init = drm_sched_basic_init,
+ .exit = drm_sched_basic_exit,
+ .test_cases = drm_sched_cancel_tests,
+};
+
static void drm_sched_basic_timeout(struct kunit *test)
{
struct drm_mock_scheduler *sched = test->priv;
@@ -227,14 +270,14 @@ static void drm_sched_basic_timeout(struct kunit *test)
done = drm_mock_sched_job_wait_scheduled(job, HZ);
KUNIT_ASSERT_TRUE(test, done);
- done = drm_mock_sched_job_wait_finished(job, HZ / 2);
+ done = drm_mock_sched_job_wait_finished(job, MOCK_TIMEOUT / 2);
KUNIT_ASSERT_FALSE(test, done);
KUNIT_ASSERT_EQ(test,
job->flags & DRM_MOCK_SCHED_JOB_TIMEDOUT,
0);
- done = drm_mock_sched_job_wait_finished(job, HZ);
+ done = drm_mock_sched_job_wait_finished(job, MOCK_TIMEOUT);
KUNIT_ASSERT_FALSE(test, done);
KUNIT_ASSERT_EQ(test,
@@ -244,8 +287,51 @@ static void drm_sched_basic_timeout(struct kunit *test)
drm_mock_sched_entity_free(entity);
}
+static void drm_sched_skip_reset(struct kunit *test)
+{
+ struct drm_mock_scheduler *sched = test->priv;
+ struct drm_mock_sched_entity *entity;
+ struct drm_mock_sched_job *job;
+ unsigned int i;
+ bool done;
+
+ /*
+ * Submit a single job against a scheduler with the timeout configured
+ * and verify that if the job is still running, the timeout handler
+ * will skip the reset and allow the job to complete.
+ */
+
+ entity = drm_mock_sched_entity_new(test,
+ DRM_SCHED_PRIORITY_NORMAL,
+ sched);
+ job = drm_mock_sched_job_new(test, entity);
+
+ job->flags = DRM_MOCK_SCHED_JOB_DONT_RESET;
+
+ drm_mock_sched_job_submit(job);
+
+ done = drm_mock_sched_job_wait_scheduled(job, HZ);
+ KUNIT_ASSERT_TRUE(test, done);
+
+ done = drm_mock_sched_job_wait_finished(job, 2 * MOCK_TIMEOUT);
+ KUNIT_ASSERT_FALSE(test, done);
+
+ KUNIT_ASSERT_EQ(test,
+ job->flags & DRM_MOCK_SCHED_JOB_DONT_RESET,
+ 0);
+
+ i = drm_mock_sched_advance(sched, 1);
+ KUNIT_ASSERT_EQ(test, i, 1);
+
+ done = drm_mock_sched_job_wait_finished(job, HZ);
+ KUNIT_ASSERT_TRUE(test, done);
+
+ drm_mock_sched_entity_free(entity);
+}
+
static struct kunit_case drm_sched_timeout_tests[] = {
KUNIT_CASE(drm_sched_basic_timeout),
+ KUNIT_CASE(drm_sched_skip_reset),
{}
};
@@ -471,6 +557,7 @@ static struct kunit_suite drm_sched_credits = {
kunit_test_suites(&drm_sched_basic,
&drm_sched_timeout,
+ &drm_sched_cancel,
&drm_sched_priority,
&drm_sched_modify_sched,
&drm_sched_credits);