diff options
| author | Arkadiusz Hiler <arkadiusz.hiler@intel.com> | 2016-11-25 18:59:36 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2016-11-25 21:42:36 +0000 |
| commit | 413e8fdb6ae7ef074cb0393adada2658217ec48d (patch) | |
| tree | bea17451ed3eb25eda98e13c4e6b5ed8167a1c4a /drivers/gpu/drm/i915/intel_uc.c | |
| parent | 2d803c2de09ececa77395e48193fa51c4a2f8def (diff) | |
drm/i915/guc: Init send_mutex in intel_uc_init_early()
send_mutex is used to serialise communication with GuC via
intel_guc_send().
Since functions that utilize it are no longer limited to submission,
initialization should be handled as a part of general setup.
v2: move initialization to *_early()
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Michal Winiarski <michal.winiarski@intel.com>
Signed-off-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/1480096777-12573-5-git-send-email-arkadiusz.hiler@intel.com
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_uc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_uc.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c index a24cf0822c3b..8ae67954563c 100644 --- a/drivers/gpu/drm/i915/intel_uc.c +++ b/drivers/gpu/drm/i915/intel_uc.c @@ -25,6 +25,11 @@ #include "i915_drv.h" #include "intel_uc.h" +void intel_uc_init_early(struct drm_i915_private *dev_priv) +{ + mutex_init(&dev_priv->guc.send_mutex); +} + /* * Read GuC command/status register (SOFT_SCRATCH_0) * Return true if it contains a response rather than a command |