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[134.134.137.75]) by smtp.gmail.com with ESMTPSA id t5sm11991612pfe.116.2021.06.08.21.36.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Jun 2021 21:36:50 -0700 (PDT) From: Jason Ekstrand To: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org Subject: [PATCH 18/31] drm/i915/gem: Optionally set SSEU in intel_context_set_gem Date: Tue, 8 Jun 2021 23:36:00 -0500 Message-Id: <20210609043613.102962-19-jason@jlekstrand.net> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210609043613.102962-1-jason@jlekstrand.net> References: <20210609043613.102962-1-jason@jlekstrand.net> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Daniel Vetter , Jason Ekstrand Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" For now this is a no-op because everyone passes in a null SSEU but it lets us get some of the error handling and selftest refactoring plumbed through. Signed-off-by: Jason Ekstrand Reviewed-by: Daniel Vetter --- drivers/gpu/drm/i915/gem/i915_gem_context.c | 41 +++++++++++++++---- .../gpu/drm/i915/gem/selftests/mock_context.c | 6 ++- 2 files changed, 36 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c index 4b1a874225c0c..972d1d3f9a17e 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_context.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c @@ -306,9 +306,12 @@ context_get_vm_rcu(struct i915_gem_context *ctx) } while (1); } -static void intel_context_set_gem(struct intel_context *ce, - struct i915_gem_context *ctx) +static int intel_context_set_gem(struct intel_context *ce, + struct i915_gem_context *ctx, + struct intel_sseu sseu) { + int ret = 0; + GEM_BUG_ON(rcu_access_pointer(ce->gem_context)); RCU_INIT_POINTER(ce->gem_context, ctx); @@ -335,6 +338,12 @@ static void intel_context_set_gem(struct intel_context *ce, intel_context_set_watchdog_us(ce, (u64)timeout_ms * 1000); } + + /* A valid SSEU has no zero fields */ + if (sseu.slice_mask && !WARN_ON(ce->engine->class != RENDER_CLASS)) + ret = intel_context_reconfigure_sseu(ce, sseu); + + return ret; } static void __free_engines(struct i915_gem_engines *e, unsigned int count) @@ -402,7 +411,8 @@ static struct i915_gem_engines *alloc_engines(unsigned int count) return e; } -static struct i915_gem_engines *default_engines(struct i915_gem_context *ctx) +static struct i915_gem_engines *default_engines(struct i915_gem_context *ctx, + struct intel_sseu rcs_sseu) { const struct intel_gt *gt = &ctx->i915->gt; struct intel_engine_cs *engine; @@ -415,6 +425,8 @@ static struct i915_gem_engines *default_engines(struct i915_gem_context *ctx) for_each_engine(engine, gt, id) { struct intel_context *ce; + struct intel_sseu sseu = {}; + int ret; if (engine->legacy_idx == INVALID_ENGINE) continue; @@ -428,10 +440,18 @@ static struct i915_gem_engines *default_engines(struct i915_gem_context *ctx) goto free_engines; } - intel_context_set_gem(ce, ctx); - e->engines[engine->legacy_idx] = ce; e->num_engines = max(e->num_engines, engine->legacy_idx + 1); + + if (engine->class == RENDER_CLASS) + sseu = rcs_sseu; + + ret = intel_context_set_gem(ce, ctx, sseu); + if (ret) { + err = ERR_PTR(ret); + goto free_engines; + } + } return e; @@ -745,6 +765,7 @@ __create_context(struct drm_i915_private *i915, { struct i915_gem_context *ctx; struct i915_gem_engines *e; + struct intel_sseu null_sseu = {}; int err; int i; @@ -762,7 +783,7 @@ __create_context(struct drm_i915_private *i915, INIT_LIST_HEAD(&ctx->stale.engines); mutex_init(&ctx->engines_mutex); - e = default_engines(ctx); + e = default_engines(ctx, null_sseu); if (IS_ERR(e)) { err = PTR_ERR(e); goto err_free; @@ -1548,6 +1569,7 @@ set_engines__load_balance(struct i915_user_extension __user *base, void *data) struct intel_engine_cs *stack[16]; struct intel_engine_cs **siblings; struct intel_context *ce; + struct intel_sseu null_sseu = {}; u16 num_siblings, idx; unsigned int n; int err; @@ -1620,7 +1642,7 @@ set_engines__load_balance(struct i915_user_extension __user *base, void *data) goto out_siblings; } - intel_context_set_gem(ce, set->ctx); + intel_context_set_gem(ce, set->ctx, null_sseu); if (cmpxchg(&set->engines->engines[idx], NULL, ce)) { intel_context_put(ce); @@ -1728,6 +1750,7 @@ set_engines(struct i915_gem_context *ctx, struct drm_i915_private *i915 = ctx->i915; struct i915_context_param_engines __user *user = u64_to_user_ptr(args->value); + struct intel_sseu null_sseu = {}; struct set_engines set = { .ctx = ctx }; unsigned int num_engines, n; u64 extensions; @@ -1737,7 +1760,7 @@ set_engines(struct i915_gem_context *ctx, if (!i915_gem_context_user_engines(ctx)) return 0; - set.engines = default_engines(ctx); + set.engines = default_engines(ctx, null_sseu); if (IS_ERR(set.engines)) return PTR_ERR(set.engines); @@ -1794,7 +1817,7 @@ set_engines(struct i915_gem_context *ctx, return PTR_ERR(ce); } - intel_context_set_gem(ce, ctx); + intel_context_set_gem(ce, ctx, null_sseu); set.engines->engines[n] = ce; } diff --git a/drivers/gpu/drm/i915/gem/selftests/mock_context.c b/drivers/gpu/drm/i915/gem/selftests/mock_context.c index e0f512ef7f3c6..cbeefd060e97b 100644 --- a/drivers/gpu/drm/i915/gem/selftests/mock_context.c +++ b/drivers/gpu/drm/i915/gem/selftests/mock_context.c @@ -14,6 +14,7 @@ mock_context(struct drm_i915_private *i915, { struct i915_gem_context *ctx; struct i915_gem_engines *e; + struct intel_sseu null_sseu = {}; ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); if (!ctx) @@ -31,7 +32,7 @@ mock_context(struct drm_i915_private *i915, i915_gem_context_set_persistence(ctx); mutex_init(&ctx->engines_mutex); - e = default_engines(ctx); + e = default_engines(ctx, null_sseu); if (IS_ERR(e)) goto err_free; RCU_INIT_POINTER(ctx->engines, e); @@ -112,6 +113,7 @@ live_context_for_engine(struct intel_engine_cs *engine, struct file *file) { struct i915_gem_engines *engines; struct i915_gem_context *ctx; + struct intel_sseu null_sseu = {}; struct intel_context *ce; engines = alloc_engines(1); @@ -130,7 +132,7 @@ live_context_for_engine(struct intel_engine_cs *engine, struct file *file) return ERR_CAST(ce); } - intel_context_set_gem(ce, ctx); + intel_context_set_gem(ce, ctx, null_sseu); engines->engines[0] = ce; engines->num_engines = 1; -- 2.31.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNWANTED_LANGUAGE_BODY, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7318BC47095 for ; 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[134.134.137.75]) by smtp.gmail.com with ESMTPSA id t5sm11991612pfe.116.2021.06.08.21.36.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Jun 2021 21:36:50 -0700 (PDT) From: Jason Ekstrand To: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org Date: Tue, 8 Jun 2021 23:36:00 -0500 Message-Id: <20210609043613.102962-19-jason@jlekstrand.net> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210609043613.102962-1-jason@jlekstrand.net> References: <20210609043613.102962-1-jason@jlekstrand.net> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 18/31] drm/i915/gem: Optionally set SSEU in intel_context_set_gem X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Daniel Vetter Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" For now this is a no-op because everyone passes in a null SSEU but it lets us get some of the error handling and selftest refactoring plumbed through. Signed-off-by: Jason Ekstrand Reviewed-by: Daniel Vetter --- drivers/gpu/drm/i915/gem/i915_gem_context.c | 41 +++++++++++++++---- .../gpu/drm/i915/gem/selftests/mock_context.c | 6 ++- 2 files changed, 36 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c index 4b1a874225c0c..972d1d3f9a17e 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_context.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c @@ -306,9 +306,12 @@ context_get_vm_rcu(struct i915_gem_context *ctx) } while (1); } -static void intel_context_set_gem(struct intel_context *ce, - struct i915_gem_context *ctx) +static int intel_context_set_gem(struct intel_context *ce, + struct i915_gem_context *ctx, + struct intel_sseu sseu) { + int ret = 0; + GEM_BUG_ON(rcu_access_pointer(ce->gem_context)); RCU_INIT_POINTER(ce->gem_context, ctx); @@ -335,6 +338,12 @@ static void intel_context_set_gem(struct intel_context *ce, intel_context_set_watchdog_us(ce, (u64)timeout_ms * 1000); } + + /* A valid SSEU has no zero fields */ + if (sseu.slice_mask && !WARN_ON(ce->engine->class != RENDER_CLASS)) + ret = intel_context_reconfigure_sseu(ce, sseu); + + return ret; } static void __free_engines(struct i915_gem_engines *e, unsigned int count) @@ -402,7 +411,8 @@ static struct i915_gem_engines *alloc_engines(unsigned int count) return e; } -static struct i915_gem_engines *default_engines(struct i915_gem_context *ctx) +static struct i915_gem_engines *default_engines(struct i915_gem_context *ctx, + struct intel_sseu rcs_sseu) { const struct intel_gt *gt = &ctx->i915->gt; struct intel_engine_cs *engine; @@ -415,6 +425,8 @@ static struct i915_gem_engines *default_engines(struct i915_gem_context *ctx) for_each_engine(engine, gt, id) { struct intel_context *ce; + struct intel_sseu sseu = {}; + int ret; if (engine->legacy_idx == INVALID_ENGINE) continue; @@ -428,10 +440,18 @@ static struct i915_gem_engines *default_engines(struct i915_gem_context *ctx) goto free_engines; } - intel_context_set_gem(ce, ctx); - e->engines[engine->legacy_idx] = ce; e->num_engines = max(e->num_engines, engine->legacy_idx + 1); + + if (engine->class == RENDER_CLASS) + sseu = rcs_sseu; + + ret = intel_context_set_gem(ce, ctx, sseu); + if (ret) { + err = ERR_PTR(ret); + goto free_engines; + } + } return e; @@ -745,6 +765,7 @@ __create_context(struct drm_i915_private *i915, { struct i915_gem_context *ctx; struct i915_gem_engines *e; + struct intel_sseu null_sseu = {}; int err; int i; @@ -762,7 +783,7 @@ __create_context(struct drm_i915_private *i915, INIT_LIST_HEAD(&ctx->stale.engines); mutex_init(&ctx->engines_mutex); - e = default_engines(ctx); + e = default_engines(ctx, null_sseu); if (IS_ERR(e)) { err = PTR_ERR(e); goto err_free; @@ -1548,6 +1569,7 @@ set_engines__load_balance(struct i915_user_extension __user *base, void *data) struct intel_engine_cs *stack[16]; struct intel_engine_cs **siblings; struct intel_context *ce; + struct intel_sseu null_sseu = {}; u16 num_siblings, idx; unsigned int n; int err; @@ -1620,7 +1642,7 @@ set_engines__load_balance(struct i915_user_extension __user *base, void *data) goto out_siblings; } - intel_context_set_gem(ce, set->ctx); + intel_context_set_gem(ce, set->ctx, null_sseu); if (cmpxchg(&set->engines->engines[idx], NULL, ce)) { intel_context_put(ce); @@ -1728,6 +1750,7 @@ set_engines(struct i915_gem_context *ctx, struct drm_i915_private *i915 = ctx->i915; struct i915_context_param_engines __user *user = u64_to_user_ptr(args->value); + struct intel_sseu null_sseu = {}; struct set_engines set = { .ctx = ctx }; unsigned int num_engines, n; u64 extensions; @@ -1737,7 +1760,7 @@ set_engines(struct i915_gem_context *ctx, if (!i915_gem_context_user_engines(ctx)) return 0; - set.engines = default_engines(ctx); + set.engines = default_engines(ctx, null_sseu); if (IS_ERR(set.engines)) return PTR_ERR(set.engines); @@ -1794,7 +1817,7 @@ set_engines(struct i915_gem_context *ctx, return PTR_ERR(ce); } - intel_context_set_gem(ce, ctx); + intel_context_set_gem(ce, ctx, null_sseu); set.engines->engines[n] = ce; } diff --git a/drivers/gpu/drm/i915/gem/selftests/mock_context.c b/drivers/gpu/drm/i915/gem/selftests/mock_context.c index e0f512ef7f3c6..cbeefd060e97b 100644 --- a/drivers/gpu/drm/i915/gem/selftests/mock_context.c +++ b/drivers/gpu/drm/i915/gem/selftests/mock_context.c @@ -14,6 +14,7 @@ mock_context(struct drm_i915_private *i915, { struct i915_gem_context *ctx; struct i915_gem_engines *e; + struct intel_sseu null_sseu = {}; ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); if (!ctx) @@ -31,7 +32,7 @@ mock_context(struct drm_i915_private *i915, i915_gem_context_set_persistence(ctx); mutex_init(&ctx->engines_mutex); - e = default_engines(ctx); + e = default_engines(ctx, null_sseu); if (IS_ERR(e)) goto err_free; RCU_INIT_POINTER(ctx->engines, e); @@ -112,6 +113,7 @@ live_context_for_engine(struct intel_engine_cs *engine, struct file *file) { struct i915_gem_engines *engines; struct i915_gem_context *ctx; + struct intel_sseu null_sseu = {}; struct intel_context *ce; engines = alloc_engines(1); @@ -130,7 +132,7 @@ live_context_for_engine(struct intel_engine_cs *engine, struct file *file) return ERR_CAST(ce); } - intel_context_set_gem(ce, ctx); + intel_context_set_gem(ce, ctx, null_sseu); engines->engines[0] = ce; engines->num_engines = 1; -- 2.31.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx