We already have guc_is_running function, but it only reflects firmware status, while to fully use GuC we need to know if we've already established communication with it.
v2: also s/intel_guc_is_running/intel_guc_is_fw_running (Chris) Signed-off-by: Michal Wajdeczko <[email protected]> Cc: Daniele Ceraolo Spurio <[email protected]> Cc: Chris Wilson <[email protected]> --- drivers/gpu/drm/i915/gt/uc/intel_guc.h | 7 ++++++- drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c | 2 +- drivers/gpu/drm/i915/gt/uc/intel_uc.c | 10 +++++----- drivers/gpu/drm/i915/i915_debugfs.c | 2 +- drivers/gpu/drm/i915/i915_drv.h | 2 +- 5 files changed, 14 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.h b/drivers/gpu/drm/i915/gt/uc/intel_guc.h index 910d49590068..7ca9e5159f05 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.h +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.h @@ -148,11 +148,16 @@ static inline bool intel_guc_is_enabled(struct intel_guc *guc) return intel_uc_fw_is_enabled(&guc->fw); } -static inline bool intel_guc_is_running(struct intel_guc *guc) +static inline bool intel_guc_is_fw_running(struct intel_guc *guc) { return intel_uc_fw_is_running(&guc->fw); } +static inline bool intel_guc_is_ready(struct intel_guc *guc) +{ + return intel_guc_is_fw_running(guc) && intel_guc_ct_enabled(&guc->ct); +} + static inline int intel_guc_sanitize(struct intel_guc *guc) { intel_uc_fw_sanitize(&guc->fw); diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c index d84812683364..11742fca0e9e 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c @@ -279,7 +279,7 @@ void intel_guc_ct_disable(struct intel_guc_ct *ct) ct->enabled = false; - if (intel_guc_is_running(guc)) { + if (intel_guc_is_fw_running(guc)) { ct_deregister_buffer(ct, INTEL_GUC_CT_BUFFER_TYPE_SEND); ct_deregister_buffer(ct, INTEL_GUC_CT_BUFFER_TYPE_RECV); } diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc.c b/drivers/gpu/drm/i915/gt/uc/intel_uc.c index 64934a876a50..affc4d6f9ead 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_uc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_uc.c @@ -505,7 +505,7 @@ static void __uc_fini_hw(struct intel_uc *uc) { struct intel_guc *guc = &uc->guc; - if (!intel_guc_is_running(guc)) + if (!intel_guc_is_fw_running(guc)) return; if (intel_uc_supports_guc_submission(uc)) @@ -527,7 +527,7 @@ void intel_uc_reset_prepare(struct intel_uc *uc) { struct intel_guc *guc = &uc->guc; - if (!intel_guc_is_running(guc)) + if (!intel_guc_is_ready(guc)) return; guc_disable_communication(guc); @@ -539,7 +539,7 @@ void intel_uc_runtime_suspend(struct intel_uc *uc) struct intel_guc *guc = &uc->guc; int err; - if (!intel_guc_is_running(guc)) + if (!intel_guc_is_ready(guc)) return; err = intel_guc_suspend(guc); @@ -554,7 +554,7 @@ void intel_uc_suspend(struct intel_uc *uc) struct intel_guc *guc = &uc->guc; intel_wakeref_t wakeref; - if (!intel_guc_is_running(guc)) + if (!intel_guc_is_ready(guc)) return; with_intel_runtime_pm(uc_to_gt(uc)->uncore->rpm, wakeref) @@ -566,7 +566,7 @@ static int __uc_resume(struct intel_uc *uc, bool enable_communication) struct intel_guc *guc = &uc->guc; int err; - if (!intel_guc_is_running(guc)) + if (!intel_guc_is_fw_running(guc)) return 0; /* Make sure we enable communication if and only if it's disabled */ diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 2d76138c349f..e329503b68c2 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1914,7 +1914,7 @@ static int i915_guc_log_relay_open(struct inode *inode, struct file *file) struct intel_guc *guc = &i915->gt.uc.guc; struct intel_guc_log *log = &guc->log; - if (!intel_guc_is_running(guc)) + if (!intel_guc_is_ready(guc)) return -ENODEV; file->private_data = log; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index a8a08c63278e..404699382ac6 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2033,7 +2033,7 @@ i915_coherent_map_type(struct drm_i915_private *i915) static inline bool intel_guc_submission_is_enabled(struct intel_guc *guc) { return intel_guc_is_submission_supported(guc) && - intel_guc_is_running(guc); + intel_guc_is_ready(guc); } #endif -- 2.19.2 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
