diff options
| author | Juston Li <juston.li@intel.com> | 2024-09-06 10:40:38 -0700 |
|---|---|---|
| committer | John Harrison <John.C.Harrison@Intel.com> | 2024-10-14 13:06:45 -0700 |
| commit | b05f9847ff359d1c44e06037dfa3847c44b60a65 (patch) | |
| tree | 06fc47b12374cf5d6cce3118af387e512b5851e1 | |
| parent | aa944281bd00647dbef2f1b5e8a69e9ceebbc263 (diff) | |
drm/i915/guc: Enable PXP GuC autoteardown flow
This feature flag enables GuC autoteardown which allows for a grace
period before session teardown.
Also add a HAS_PXP() helper to share with the other place that wants
to check.
Signed-off-by: Juston Li <juston.li@intel.com>
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: Alan Previn <alan.previn.teres.alexis@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240906174038.1468026-1-John.C.Harrison@Intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_guc.c | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_guc_fwif.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/pxp/intel_pxp.c | 2 |
4 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc.c index 097fc6bd1285..5949ff0b0161 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.c @@ -239,8 +239,16 @@ static u32 guc_ctl_debug_flags(struct intel_guc *guc) static u32 guc_ctl_feature_flags(struct intel_guc *guc) { + struct intel_gt *gt = guc_to_gt(guc); u32 flags = 0; + /* + * Enable PXP GuC autoteardown flow. + * NB: MTL does things differently. + */ + if (HAS_PXP(gt->i915) && !IS_METEORLAKE(gt->i915)) + flags |= GUC_CTL_ENABLE_GUC_PXP_CTL; + if (!intel_guc_submission_is_used(guc)) flags |= GUC_CTL_DISABLE_SCHEDULER; diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_fwif.h b/drivers/gpu/drm/i915/gt/uc/intel_guc_fwif.h index 263c9c3f6a03..4ce6e2332a63 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_fwif.h +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_fwif.h @@ -105,6 +105,7 @@ #define GUC_WA_ENABLE_TSC_CHECK_ON_RC6 BIT(22) #define GUC_CTL_FEATURE 2 +#define GUC_CTL_ENABLE_GUC_PXP_CTL BIT(1) #define GUC_CTL_ENABLE_SLPC BIT(2) #define GUC_CTL_DISABLE_SCHEDULER BIT(14) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 5cae1fe42c2a..60dc2182f485 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -691,6 +691,9 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, #define HAS_RPS(i915) (INTEL_INFO(i915)->has_rps) +#define HAS_PXP(i915) \ + (IS_ENABLED(CONFIG_DRM_I915_PXP) && INTEL_INFO(i915)->has_pxp) + #define HAS_HECI_PXP(i915) \ (INTEL_INFO(i915)->has_heci_pxp) diff --git a/drivers/gpu/drm/i915/pxp/intel_pxp.c b/drivers/gpu/drm/i915/pxp/intel_pxp.c index 75278e78ca90..5e0bf776aac0 100644 --- a/drivers/gpu/drm/i915/pxp/intel_pxp.c +++ b/drivers/gpu/drm/i915/pxp/intel_pxp.c @@ -170,7 +170,7 @@ static struct intel_gt *find_gt_for_required_teelink(struct drm_i915_private *i9 static struct intel_gt *find_gt_for_required_protected_content(struct drm_i915_private *i915) { - if (!IS_ENABLED(CONFIG_DRM_I915_PXP) || !INTEL_INFO(i915)->has_pxp) + if (!HAS_PXP(i915)) return NULL; /* |