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drm/i915/guc: Make event handler a virtual function

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On platforms with CTB based GuC communications, we will handle
GuC events in a different way. Let's make event handler a virtual
function to allow easy switch between those variants.

Credits-to: Oscar Mateo <oscar.mateo@intel.com>
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Oscar Mateo <oscar.mateo@intel.com>
Reviewed-by: Michel Thierry <michel.thierry@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20180326194829.58836-6-michal.wajdeczko@intel.com
This commit is contained in:
Michal Wajdeczko
2018-03-26 19:48:22 +00:00
committed by Chris Wilson
parent f6a70b5970
commit 769bfbf943
3 changed files with 19 additions and 1 deletions
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2
drivers/gpu/drm/i915/intel_uc.c
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@@ -233,6 +233,7 @@ static int guc_enable_communication(struct intel_guc *guc)
return intel_guc_ct_enable(&guc->ct);
guc->send = intel_guc_send_mmio;
guc->handler = intel_guc_to_host_event_handler_mmio;
return 0;
}
@@ -246,6 +247,7 @@ static void guc_disable_communication(struct intel_guc *guc)
gen9_disable_guc_interrupts(dev_priv);
guc->send = intel_guc_send_nop;
guc->handler = intel_guc_to_host_event_handler_nop;
}
int intel_uc_init_misc(struct drm_i915_private *dev_priv)