From b8991403ea0f3e5b59e08e37a7ac0af8ef4264e3 Mon Sep 17 00:00:00 2001 From: Oscar Mateo Date: Tue, 28 Mar 2017 09:53:47 -0700 Subject: [PATCH] drm/i915/guc: Take enable_guc_loading check out of GEM core code The should happen as soon as possible, but always within the logic that depends on it (and not interrupting the top-level driver control flow). Cc: Chris Wilson Cc: Joonas Lahtinen Signed-off-by: Oscar Mateo Reviewed-by: Chris Wilson Signed-off-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/1490720027-23234-1-git-send-email-oscar.mateo@intel.com --- drivers/gpu/drm/i915/i915_drv.c | 3 +-- drivers/gpu/drm/i915/i915_gem.c | 10 ++++------ drivers/gpu/drm/i915/intel_uc.c | 6 ++++++ 3 files changed, 11 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 6d9944a00b7d..0b3811673199 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -549,8 +549,7 @@ static const struct vga_switcheroo_client_ops i915_switcheroo_ops = { static void i915_gem_fini(struct drm_i915_private *dev_priv) { mutex_lock(&dev_priv->drm.struct_mutex); - if (i915.enable_guc_loading) - intel_uc_fini_hw(dev_priv); + intel_uc_fini_hw(dev_priv); i915_gem_cleanup_engines(dev_priv); i915_gem_context_fini(dev_priv); mutex_unlock(&dev_priv->drm.struct_mutex); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 84ea249c6f4f..2709be922512 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4611,12 +4611,10 @@ int i915_gem_init_hw(struct drm_i915_private *dev_priv) intel_mocs_init_l3cc_table(dev_priv); - if (i915.enable_guc_loading) { - /* We can't enable contexts until all firmware is loaded */ - ret = intel_uc_init_hw(dev_priv); - if (ret) - goto out; - } + /* We can't enable contexts until all firmware is loaded */ + ret = intel_uc_init_hw(dev_priv); + if (ret) + goto out; out: intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c index c767dc351c63..19653224b683 100644 --- a/drivers/gpu/drm/i915/intel_uc.c +++ b/drivers/gpu/drm/i915/intel_uc.c @@ -254,6 +254,9 @@ int intel_uc_init_hw(struct drm_i915_private *dev_priv) { int ret, attempts; + if (!i915.enable_guc_loading) + return 0; + gen9_reset_guc_interrupts(dev_priv); /* We need to notify the guc whenever we change the GGTT */ @@ -343,6 +346,9 @@ err_guc: void intel_uc_fini_hw(struct drm_i915_private *dev_priv) { + if (!i915.enable_guc_loading) + return; + if (i915.enable_guc_submission) { i915_guc_submission_disable(dev_priv); gen9_disable_guc_interrupts(dev_priv); -- 2.11.0