From 98dc0454c023985cb31de2578c941391a900e941 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Sat, 5 May 2018 10:10:13 +0100 Subject: [PATCH] drm/i915/selftests: Refactor common flush_test() Pull igt_flush_test() out into its own library before copying and pasting the code for a third time. Signed-off-by: Chris Wilson Reviewed-by: Mika Kuoppala Link: https://patchwork.freedesktop.org/patch/msgid/20180505091014.26126-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/Makefile | 3 +- drivers/gpu/drm/i915/selftests/igt_flush_test.c | 64 ++++++++++++++++++++++ drivers/gpu/drm/i915/selftests/igt_flush_test.h | 14 +++++ drivers/gpu/drm/i915/selftests/intel_hangcheck.c | 66 +++-------------------- drivers/gpu/drm/i915/selftests/intel_lrc.c | 68 +++--------------------- 5 files changed, 93 insertions(+), 122 deletions(-) create mode 100644 drivers/gpu/drm/i915/selftests/igt_flush_test.c create mode 100644 drivers/gpu/drm/i915/selftests/igt_flush_test.h diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index 00c1338..4c6adae 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -158,7 +158,8 @@ i915-y += dvo_ch7017.o \ i915-$(CONFIG_DRM_I915_CAPTURE_ERROR) += i915_gpu_error.o i915-$(CONFIG_DRM_I915_SELFTEST) += \ selftests/i915_random.o \ - selftests/i915_selftest.o + selftests/i915_selftest.o \ + selftests/igt_flush_test.o # virtual gpu code i915-y += i915_vgpu.o diff --git a/drivers/gpu/drm/i915/selftests/igt_flush_test.c b/drivers/gpu/drm/i915/selftests/igt_flush_test.c new file mode 100644 index 0000000..abff2f0 --- /dev/null +++ b/drivers/gpu/drm/i915/selftests/igt_flush_test.c @@ -0,0 +1,64 @@ +/* + * SPDX-License-Identifier: MIT + * + * Copyright © 2018 Intel Corporation + */ + +#include "../i915_drv.h" + +#include "../i915_selftest.h" +#include "igt_flush_test.h" + +struct wedge_me { + struct delayed_work work; + struct drm_i915_private *i915; + const void *symbol; +}; + +static void wedge_me(struct work_struct *work) +{ + struct wedge_me *w = container_of(work, typeof(*w), work.work); + + pr_err("%pS timed out, cancelling all further testing.\n", w->symbol); + + GEM_TRACE("%pS timed out.\n", w->symbol); + GEM_TRACE_DUMP(); + + i915_gem_set_wedged(w->i915); +} + +static void __init_wedge(struct wedge_me *w, + struct drm_i915_private *i915, + long timeout, + const void *symbol) +{ + w->i915 = i915; + w->symbol = symbol; + + INIT_DELAYED_WORK_ONSTACK(&w->work, wedge_me); + schedule_delayed_work(&w->work, timeout); +} + +static void __fini_wedge(struct wedge_me *w) +{ + cancel_delayed_work_sync(&w->work); + destroy_delayed_work_on_stack(&w->work); + w->i915 = NULL; +} + +#define wedge_on_timeout(W, DEV, TIMEOUT) \ + for (__init_wedge((W), (DEV), (TIMEOUT), __builtin_return_address(0)); \ + (W)->i915; \ + __fini_wedge((W))) + +int igt_flush_test(struct drm_i915_private *i915, unsigned int flags) +{ + struct wedge_me w; + + cond_resched(); + + wedge_on_timeout(&w, i915, HZ) + i915_gem_wait_for_idle(i915, flags); + + return i915_terminally_wedged(&i915->gpu_error) ? -EIO : 0; +} diff --git a/drivers/gpu/drm/i915/selftests/igt_flush_test.h b/drivers/gpu/drm/i915/selftests/igt_flush_test.h new file mode 100644 index 0000000..63e0099 --- /dev/null +++ b/drivers/gpu/drm/i915/selftests/igt_flush_test.h @@ -0,0 +1,14 @@ +/* + * SPDX-License-Identifier: MIT + * + * Copyright © 2018 Intel Corporation + */ + +#ifndef IGT_FLUSH_TEST_H +#define IGT_FLUSH_TEST_H + +struct drm_i915_private; + +int igt_flush_test(struct drm_i915_private *i915, unsigned int flags); + +#endif /* IGT_FLUSH_TEST_H */ diff --git a/drivers/gpu/drm/i915/selftests/intel_hangcheck.c b/drivers/gpu/drm/i915/selftests/intel_hangcheck.c index c61bf65..438e0b0 100644 --- a/drivers/gpu/drm/i915/selftests/intel_hangcheck.c +++ b/drivers/gpu/drm/i915/selftests/intel_hangcheck.c @@ -26,6 +26,7 @@ #include "../i915_selftest.h" #include "i915_random.h" +#include "igt_flush_test.h" #include "mock_context.h" #include "mock_drm.h" @@ -253,61 +254,6 @@ static u32 hws_seqno(const struct hang *h, const struct i915_request *rq) return READ_ONCE(h->seqno[rq->fence.context % (PAGE_SIZE/sizeof(u32))]); } -struct wedge_me { - struct delayed_work work; - struct drm_i915_private *i915; - const void *symbol; -}; - -static void wedge_me(struct work_struct *work) -{ - struct wedge_me *w = container_of(work, typeof(*w), work.work); - - pr_err("%pS timed out, cancelling all further testing.\n", w->symbol); - - GEM_TRACE("%pS timed out.\n", w->symbol); - GEM_TRACE_DUMP(); - - i915_gem_set_wedged(w->i915); -} - -static void __init_wedge(struct wedge_me *w, - struct drm_i915_private *i915, - long timeout, - const void *symbol) -{ - w->i915 = i915; - w->symbol = symbol; - - INIT_DELAYED_WORK_ONSTACK(&w->work, wedge_me); - schedule_delayed_work(&w->work, timeout); -} - -static void __fini_wedge(struct wedge_me *w) -{ - cancel_delayed_work_sync(&w->work); - destroy_delayed_work_on_stack(&w->work); - w->i915 = NULL; -} - -#define wedge_on_timeout(W, DEV, TIMEOUT) \ - for (__init_wedge((W), (DEV), (TIMEOUT), __builtin_return_address(0)); \ - (W)->i915; \ - __fini_wedge((W))) - -static noinline int -flush_test(struct drm_i915_private *i915, unsigned int flags) -{ - struct wedge_me w; - - cond_resched(); - - wedge_on_timeout(&w, i915, HZ) - i915_gem_wait_for_idle(i915, flags); - - return i915_terminally_wedged(&i915->gpu_error) ? -EIO : 0; -} - static void hang_fini(struct hang *h) { *h->batch = MI_BATCH_BUFFER_END; @@ -321,7 +267,7 @@ static void hang_fini(struct hang *h) kernel_context_close(h->ctx); - flush_test(h->i915, I915_WAIT_LOCKED); + igt_flush_test(h->i915, I915_WAIT_LOCKED); } static bool wait_until_running(struct hang *h, struct i915_request *rq) @@ -575,7 +521,7 @@ static int __igt_reset_engine(struct drm_i915_private *i915, bool active) if (err) break; - err = flush_test(i915, 0); + err = igt_flush_test(i915, 0); if (err) break; } @@ -874,7 +820,7 @@ unwind: if (err) break; - err = flush_test(i915, 0); + err = igt_flush_test(i915, 0); if (err) break; } @@ -1168,7 +1114,7 @@ static int igt_reset_queue(void *arg) i915_request_put(prev); - err = flush_test(i915, I915_WAIT_LOCKED); + err = igt_flush_test(i915, I915_WAIT_LOCKED); if (err) break; } @@ -1280,7 +1226,7 @@ int intel_hangcheck_live_selftests(struct drm_i915_private *i915) err = i915_subtests(tests, i915); mutex_lock(&i915->drm.struct_mutex); - flush_test(i915, I915_WAIT_LOCKED); + igt_flush_test(i915, I915_WAIT_LOCKED); mutex_unlock(&i915->drm.struct_mutex); i915_modparams.enable_hangcheck = saved_hangcheck; diff --git a/drivers/gpu/drm/i915/selftests/intel_lrc.c b/drivers/gpu/drm/i915/selftests/intel_lrc.c index b7460b5..1b8a071 100644 --- a/drivers/gpu/drm/i915/selftests/intel_lrc.c +++ b/drivers/gpu/drm/i915/selftests/intel_lrc.c @@ -5,6 +5,7 @@ */ #include "../i915_selftest.h" +#include "igt_flush_test.h" #include "mock_context.h" @@ -168,61 +169,6 @@ static u32 hws_seqno(const struct spinner *spin, const struct i915_request *rq) return READ_ONCE(*seqno); } -struct wedge_me { - struct delayed_work work; - struct drm_i915_private *i915; - const void *symbol; -}; - -static void wedge_me(struct work_struct *work) -{ - struct wedge_me *w = container_of(work, typeof(*w), work.work); - - pr_err("%pS timed out, cancelling all further testing.\n", w->symbol); - - GEM_TRACE("%pS timed out.\n", w->symbol); - GEM_TRACE_DUMP(); - - i915_gem_set_wedged(w->i915); -} - -static void __init_wedge(struct wedge_me *w, - struct drm_i915_private *i915, - long timeout, - const void *symbol) -{ - w->i915 = i915; - w->symbol = symbol; - - INIT_DELAYED_WORK_ONSTACK(&w->work, wedge_me); - schedule_delayed_work(&w->work, timeout); -} - -static void __fini_wedge(struct wedge_me *w) -{ - cancel_delayed_work_sync(&w->work); - destroy_delayed_work_on_stack(&w->work); - w->i915 = NULL; -} - -#define wedge_on_timeout(W, DEV, TIMEOUT) \ - for (__init_wedge((W), (DEV), (TIMEOUT), __builtin_return_address(0)); \ - (W)->i915; \ - __fini_wedge((W))) - -static noinline int -flush_test(struct drm_i915_private *i915, unsigned int flags) -{ - struct wedge_me w; - - cond_resched(); - - wedge_on_timeout(&w, i915, HZ) - i915_gem_wait_for_idle(i915, flags); - - return i915_terminally_wedged(&i915->gpu_error) ? -EIO : 0; -} - static void spinner_end(struct spinner *spin) { *spin->batch = MI_BATCH_BUFFER_END; @@ -295,7 +241,7 @@ static int live_sanitycheck(void *arg) } spinner_end(&spin); - if (flush_test(i915, I915_WAIT_LOCKED)) { + if (igt_flush_test(i915, I915_WAIT_LOCKED)) { err = -EIO; goto err_ctx; } @@ -307,7 +253,7 @@ err_ctx: err_spin: spinner_fini(&spin); err_unlock: - flush_test(i915, I915_WAIT_LOCKED); + igt_flush_test(i915, I915_WAIT_LOCKED); mutex_unlock(&i915->drm.struct_mutex); return err; } @@ -380,7 +326,7 @@ static int live_preempt(void *arg) spinner_end(&spin_hi); spinner_end(&spin_lo); - if (flush_test(i915, I915_WAIT_LOCKED)) { + if (igt_flush_test(i915, I915_WAIT_LOCKED)) { err = -EIO; goto err_ctx_lo; } @@ -396,7 +342,7 @@ err_spin_lo: err_spin_hi: spinner_fini(&spin_hi); err_unlock: - flush_test(i915, I915_WAIT_LOCKED); + igt_flush_test(i915, I915_WAIT_LOCKED); mutex_unlock(&i915->drm.struct_mutex); return err; } @@ -470,7 +416,7 @@ static int live_late_preempt(void *arg) spinner_end(&spin_hi); spinner_end(&spin_lo); - if (flush_test(i915, I915_WAIT_LOCKED)) { + if (igt_flush_test(i915, I915_WAIT_LOCKED)) { err = -EIO; goto err_ctx_lo; } @@ -486,7 +432,7 @@ err_spin_lo: err_spin_hi: spinner_fini(&spin_hi); err_unlock: - flush_test(i915, I915_WAIT_LOCKED); + igt_flush_test(i915, I915_WAIT_LOCKED); mutex_unlock(&i915->drm.struct_mutex); return err; -- 2.7.4