From patchwork Thu Nov 7 18:05:59 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Wilson X-Patchwork-Id: 11233463 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7816E1575 for ; Thu, 7 Nov 2019 18:06:13 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5E0C82178F for ; Thu, 7 Nov 2019 18:06:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5E0C82178F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=chris-wilson.co.uk Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BE8E26F771; Thu, 7 Nov 2019 18:06:11 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from fireflyinternet.com (mail.fireflyinternet.com [109.228.58.192]) by gabe.freedesktop.org (Postfix) with ESMTPS id EA5896F774 for ; Thu, 7 Nov 2019 18:06:09 +0000 (UTC) X-Default-Received-SPF: pass (skip=forwardok (res=PASS)) x-ip-name=78.156.65.138; Received: from haswell.alporthouse.com (unverified [78.156.65.138]) by fireflyinternet.com (Firefly Internet (M1)) with ESMTP id 19119455-1500050 for ; Thu, 07 Nov 2019 18:06:05 +0000 From: Chris Wilson To: intel-gfx@lists.freedesktop.org Date: Thu, 7 Nov 2019 18:05:59 +0000 Message-Id: <20191107180601.30815-3-chris@chris-wilson.co.uk> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191107180601.30815-1-chris@chris-wilson.co.uk> References: <20191107180601.30815-1-chris@chris-wilson.co.uk> MIME-Version: 1.0 Subject: [Intel-gfx] [CI 3/5] drm/i915/selftests: Replace mock_file hackery with drm's true fake X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" As drm now exports a method to create an anonymous struct file around a drm_device for internal use, make use of it to avoid our horrible hacks. Danial suggested that the mock_file_put() wrapper was suitable for drm-core, along with the mock_drm_getfile() [and that the vestigal mock_drm_file() in this patch should perhaps be the drm interface itself]. However, the eventual goal is to remove the mock_drm_file() and use the struct file and fput() directly, in this patch we take a simple transition in that direction. Signed-off-by: Chris Wilson Reviewed-by: Matthew Auld Reviewed-by: Daniel Vetter --- drivers/gpu/drm/i915/Kconfig.debug | 2 + .../gpu/drm/i915/gem/selftests/huge_pages.c | 2 +- .../drm/i915/gem/selftests/i915_gem_context.c | 12 ++--- .../i915/gem/selftests/i915_gem_object_blt.c | 4 +- drivers/gpu/drm/i915/gt/selftest_context.c | 4 +- drivers/gpu/drm/i915/gt/selftest_hangcheck.c | 8 +-- .../gpu/drm/i915/gt/selftest_workarounds.c | 2 +- drivers/gpu/drm/i915/selftests/i915_gem.c | 4 +- .../gpu/drm/i915/selftests/i915_gem_evict.c | 2 +- drivers/gpu/drm/i915/selftests/i915_gem_gtt.c | 4 +- drivers/gpu/drm/i915/selftests/i915_request.c | 2 +- .../drm/i915/selftests/intel_memory_region.c | 2 +- drivers/gpu/drm/i915/selftests/mock_drm.c | 49 +++---------------- drivers/gpu/drm/i915/selftests/mock_drm.h | 8 ++- 14 files changed, 39 insertions(+), 66 deletions(-) diff --git a/drivers/gpu/drm/i915/Kconfig.debug b/drivers/gpu/drm/i915/Kconfig.debug index ef123eb29168..1140525da75a 100644 --- a/drivers/gpu/drm/i915/Kconfig.debug +++ b/drivers/gpu/drm/i915/Kconfig.debug @@ -37,6 +37,7 @@ config DRM_I915_DEBUG select X86_MSR # used by igt/pm_rpm select DRM_VGEM # used by igt/prime_vgem (dmabuf interop checks) select DRM_DEBUG_MM if DRM=y + select DRM_EXPORT_FOR_TESTS if m select DRM_DEBUG_SELFTEST select DMABUF_SELFTESTS select SW_SYNC # signaling validation framework (igt/syncobj*) @@ -160,6 +161,7 @@ config DRM_I915_SELFTEST bool "Enable selftests upon driver load" depends on DRM_I915 default n + select DRM_EXPORT_FOR_TESTS if m select FAULT_INJECTION select PRIME_NUMBERS help diff --git a/drivers/gpu/drm/i915/gem/selftests/huge_pages.c b/drivers/gpu/drm/i915/gem/selftests/huge_pages.c index 5c9583349077..2310ed9b8f89 100644 --- a/drivers/gpu/drm/i915/gem/selftests/huge_pages.c +++ b/drivers/gpu/drm/i915/gem/selftests/huge_pages.c @@ -1944,6 +1944,6 @@ int i915_gem_huge_page_live_selftests(struct drm_i915_private *i915) err = i915_subtests(tests, ctx); out_file: - mock_file_free(i915, file); + mock_file_put(file); return err; } diff --git a/drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c b/drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c index 62fabc023a83..47890c92534c 100644 --- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c +++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c @@ -149,7 +149,7 @@ static int live_nop_switch(void *arg) } out_file: - mock_file_free(i915, file); + mock_file_put(file); return err; } @@ -377,7 +377,7 @@ static int live_parallel_switch(void *arg) } kfree(data); out_file: - mock_file_free(i915, file); + mock_file_put(file); return err; } @@ -716,7 +716,7 @@ static int igt_ctx_exec(void *arg) if (igt_live_test_end(&t)) err = -EIO; - mock_file_free(i915, file); + mock_file_put(file); if (err) return err; @@ -854,7 +854,7 @@ static int igt_shared_ctx_exec(void *arg) if (igt_live_test_end(&t)) err = -EIO; out_file: - mock_file_free(i915, file); + mock_file_put(file); return err; } @@ -1426,7 +1426,7 @@ static int igt_ctx_readonly(void *arg) if (igt_live_test_end(&t)) err = -EIO; - mock_file_free(i915, file); + mock_file_put(file); return err; } @@ -1750,7 +1750,7 @@ static int igt_vm_isolation(void *arg) out_file: if (igt_live_test_end(&t)) err = -EIO; - mock_file_free(i915, file); + mock_file_put(file); return err; } diff --git a/drivers/gpu/drm/i915/gem/selftests/i915_gem_object_blt.c b/drivers/gpu/drm/i915/gem/selftests/i915_gem_object_blt.c index e8132aca0bb6..d9fdfddb7091 100644 --- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_object_blt.c +++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_object_blt.c @@ -301,7 +301,7 @@ static int igt_fill_blt_thread(void *arg) intel_context_put(ce); out_file: - mock_file_free(i915, file); + mock_file_put(file); return err; } @@ -432,7 +432,7 @@ static int igt_copy_blt_thread(void *arg) intel_context_put(ce); out_file: - mock_file_free(i915, file); + mock_file_put(file); return err; } diff --git a/drivers/gpu/drm/i915/gt/selftest_context.c b/drivers/gpu/drm/i915/gt/selftest_context.c index bc720defc6b8..a5688f7d9073 100644 --- a/drivers/gpu/drm/i915/gt/selftest_context.c +++ b/drivers/gpu/drm/i915/gt/selftest_context.c @@ -313,7 +313,7 @@ static int live_active_context(void *arg) } out_file: - mock_file_free(gt->i915, file); + mock_file_put(file); return err; } @@ -423,7 +423,7 @@ static int live_remote_context(void *arg) } out_file: - mock_file_free(gt->i915, file); + mock_file_put(file); return err; } diff --git a/drivers/gpu/drm/i915/gt/selftest_hangcheck.c b/drivers/gpu/drm/i915/gt/selftest_hangcheck.c index 85e9ccf5c304..cdaaee4432b2 100644 --- a/drivers/gpu/drm/i915/gt/selftest_hangcheck.c +++ b/drivers/gpu/drm/i915/gt/selftest_hangcheck.c @@ -439,7 +439,7 @@ static int igt_reset_nop(void *arg) err = igt_flush_test(gt->i915); out: - mock_file_free(gt->i915, file); + mock_file_put(file); if (intel_gt_is_wedged(gt)) err = -EIO; return err; @@ -535,7 +535,7 @@ static int igt_reset_nop_engine(void *arg) err = igt_flush_test(gt->i915); out: - mock_file_free(gt->i915, file); + mock_file_put(file); if (intel_gt_is_wedged(gt)) err = -EIO; return err; @@ -752,7 +752,7 @@ static int active_engine(void *data) } err_file: - mock_file_free(engine->i915, file); + mock_file_put(file); return err; } @@ -1325,7 +1325,7 @@ static int igt_reset_evict_ppgtt(void *arg) i915_vm_put(vm); out: - mock_file_free(gt->i915, file); + mock_file_put(file); return err; } diff --git a/drivers/gpu/drm/i915/gt/selftest_workarounds.c b/drivers/gpu/drm/i915/gt/selftest_workarounds.c index abce6e4ec9c0..5c69ec5c5ef9 100644 --- a/drivers/gpu/drm/i915/gt/selftest_workarounds.c +++ b/drivers/gpu/drm/i915/gt/selftest_workarounds.c @@ -739,7 +739,7 @@ static int live_dirty_whitelist(void *arg) } out_file: - mock_file_free(gt->i915, file); + mock_file_put(file); return err; } diff --git a/drivers/gpu/drm/i915/selftests/i915_gem.c b/drivers/gpu/drm/i915/selftests/i915_gem.c index d83f6bf6d9d4..aa6282adfd09 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem.c @@ -163,7 +163,7 @@ static int igt_gem_suspend(void *arg) err = switch_to_context(ctx); out: - mock_file_free(i915, file); + mock_file_put(file); return err; } @@ -198,7 +198,7 @@ static int igt_gem_hibernate(void *arg) err = switch_to_context(ctx); out: - mock_file_free(i915, file); + mock_file_put(file); return err; } diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_evict.c b/drivers/gpu/drm/i915/selftests/i915_gem_evict.c index 42e948144f1b..41092dcea5b1 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_evict.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_evict.c @@ -515,7 +515,7 @@ static int igt_evict_contexts(void *arg) pr_info("Submitted %lu contexts/requests on %s\n", count, engine->name); - mock_file_free(i915, file); + mock_file_put(file); if (err) break; } diff --git a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c index 3f7e80fb3bbd..c3e0d63c4d0c 100644 --- a/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/selftests/i915_gem_gtt.c @@ -1026,7 +1026,7 @@ static int exercise_ppgtt(struct drm_i915_private *dev_priv, i915_vm_put(&ppgtt->vm); out_free: - mock_file_free(dev_priv, file); + mock_file_put(file); return err; } @@ -2022,7 +2022,7 @@ static int igt_cs_tlb(void *arg) out_vm: i915_vm_put(vm); out_unlock: - mock_file_free(i915, file); + mock_file_put(file); return err; } diff --git a/drivers/gpu/drm/i915/selftests/i915_request.c b/drivers/gpu/drm/i915/selftests/i915_request.c index 9e6d3159cd80..7c56ee38cc5b 100644 --- a/drivers/gpu/drm/i915/selftests/i915_request.c +++ b/drivers/gpu/drm/i915/selftests/i915_request.c @@ -1430,7 +1430,7 @@ static int live_breadcrumbs_smoketest(void *arg) out_smoke: kfree(smoke); out_file: - mock_file_free(i915, file); + mock_file_put(file); out_rpm: intel_runtime_pm_put(&i915->runtime_pm, wakeref); diff --git a/drivers/gpu/drm/i915/selftests/intel_memory_region.c b/drivers/gpu/drm/i915/selftests/intel_memory_region.c index 95d609abd39b..f8497ad90f53 100644 --- a/drivers/gpu/drm/i915/selftests/intel_memory_region.c +++ b/drivers/gpu/drm/i915/selftests/intel_memory_region.c @@ -439,7 +439,7 @@ static int igt_lmem_write_gpu(void *arg) out_put: i915_gem_object_put(obj); out_file: - mock_file_free(i915, file); + mock_file_put(file); return err; } diff --git a/drivers/gpu/drm/i915/selftests/mock_drm.c b/drivers/gpu/drm/i915/selftests/mock_drm.c index 09c704153456..c100c3efe239 100644 --- a/drivers/gpu/drm/i915/selftests/mock_drm.c +++ b/drivers/gpu/drm/i915/selftests/mock_drm.c @@ -22,52 +22,17 @@ * */ +#include + #include "mock_drm.h" struct drm_file *mock_file(struct drm_i915_private *i915) { - struct file *filp; - struct inode *inode; - struct drm_file *file; - int err; - - inode = kzalloc(sizeof(*inode), GFP_KERNEL); - if (!inode) { - err = -ENOMEM; - goto err; - } - - inode->i_rdev = i915->drm.primary->index; - - filp = kzalloc(sizeof(*filp), GFP_KERNEL); - if (!filp) { - err = -ENOMEM; - goto err_inode; - } - - err = drm_open(inode, filp); - if (err) - goto err_filp; + struct file *file; - file = filp->private_data; - memset(&file->filp, POISON_INUSE, sizeof(file->filp)); - file->authenticated = true; - - kfree(filp); - kfree(inode); - return file; - -err_filp: - kfree(filp); -err_inode: - kfree(inode); -err: - return ERR_PTR(err); -} - -void mock_file_free(struct drm_i915_private *i915, struct drm_file *file) -{ - struct file filp = { .private_data = file }; + file = mock_drm_getfile(i915->drm.primary, O_RDWR); + if (IS_ERR(file)) + return ERR_CAST(file); - drm_release(NULL, &filp); + return file->private_data; } diff --git a/drivers/gpu/drm/i915/selftests/mock_drm.h b/drivers/gpu/drm/i915/selftests/mock_drm.h index b39beee9f8f6..dc4190bd3f5a 100644 --- a/drivers/gpu/drm/i915/selftests/mock_drm.h +++ b/drivers/gpu/drm/i915/selftests/mock_drm.h @@ -25,7 +25,13 @@ #ifndef __MOCK_DRM_H #define __MOCK_DRM_H +struct drm_file; +struct drm_i915_private; + struct drm_file *mock_file(struct drm_i915_private *i915); -void mock_file_free(struct drm_i915_private *i915, struct drm_file *file); +static inline void mock_file_put(struct drm_file *file) +{ + fput(file->filp); +} #endif /* !__MOCK_DRM_H */