diff options
| author | Nirmoy Das <nirmoy.das@intel.com> | 2023-09-26 10:37:41 +0200 |
|---|---|---|
| committer | Nirmoy Das <nirmoy.das@intel.com> | 2023-09-30 13:49:33 +0200 |
| commit | a2ae29629230588d50dfcba306decad7e4f690f3 (patch) | |
| tree | bff6f557789d07adbbaaaeaa460e7fa7082ff4c0 /drivers/gpu/drm/i915/gt/intel_gt_pm.c | |
| parent | 8a7f77fabac16e284cc47191fe033770012bf48d (diff) | |
drm/i915: Toggle binder context ready status
Toggle binder context ready status when needed.
To issue gpu commands, the driver must be primed to receive
requests. Maintain binder-based GGTT update disablement until driver
probing completes. Moreover, implement a temporary disablement
of blitter prior to entering suspend, followed by re-enablement
post-resume. This is acceptable as those transition periods are
mostly single threaded.
v2: move changes to lower levels from i915_driver.c(Jani).
use new function for setting context ready status.
Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>
Signed-off-by: Oak Zeng <oak.zeng@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230926083742.14740-7-nirmoy.das@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_gt_pm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_gt_pm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_pm.c b/drivers/gpu/drm/i915/gt/intel_gt_pm.c index 3461f3e74277..f5899d503e23 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_pm.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_pm.c @@ -296,6 +296,7 @@ int intel_gt_resume(struct intel_gt *gt) out_fw: intel_uncore_forcewake_put(gt->uncore, FORCEWAKE_ALL); intel_gt_pm_put(gt); + intel_gt_bind_context_set_ready(gt); return err; err_wedged: @@ -322,6 +323,7 @@ static void wait_for_suspend(struct intel_gt *gt) void intel_gt_suspend_prepare(struct intel_gt *gt) { + intel_gt_bind_context_set_unready(gt); user_forcewake(gt, true); wait_for_suspend(gt); } @@ -375,6 +377,7 @@ void intel_gt_suspend_late(struct intel_gt *gt) void intel_gt_runtime_suspend(struct intel_gt *gt) { + intel_gt_bind_context_set_unready(gt); intel_uc_runtime_suspend(>->uc); GT_TRACE(gt, "\n"); @@ -392,6 +395,7 @@ int intel_gt_runtime_resume(struct intel_gt *gt) if (ret) return ret; + intel_gt_bind_context_set_ready(gt); return 0; } |