[PATCH 03/30] drm/i915/slpc: Add has_slpc capability flag

Sagar Arun Kamble sagar.a.kamble at intel.com
Mon Aug 14 05:54:40 UTC 2017


From: Tom O'Rourke <Tom.O'Rourke at intel.com>

Add has_slpc capablity flag to indicate GuC firmware
supports single loop power control (SLPC).  SLPC is
a replacement for some host-based power management
features.

v1: fix whitespace (Sagar)

Reviewed-by: David Weinehall <david.weinehall at linux.intel.com>
Signed-off-by: Tom O'Rourke <Tom.O'Rourke at intel.com>
Signed-off-by: Sagar Arun Kamble <sagar.a.kamble at intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 275f1c1..d1fc773 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -774,6 +774,7 @@ struct intel_csr {
 	func(has_rc6p); \
 	func(has_resource_streamer); \
 	func(has_runtime_pm); \
+	func(has_slpc); \
 	func(has_snoop); \
 	func(unfenced_needs_alignment); \
 	func(cursor_needs_physical); \
@@ -3074,6 +3075,7 @@ static inline struct scatterlist *__sg_next(struct scatterlist *sg)
 #define HAS_GUC_UCODE(dev_priv)	(HAS_GUC(dev_priv))
 #define HAS_GUC_SCHED(dev_priv)	(HAS_GUC(dev_priv))
 #define HAS_HUC_UCODE(dev_priv)	(HAS_GUC(dev_priv))
+#define HAS_SLPC(dev_priv)	((dev_priv)->info.has_slpc)
 
 #define HAS_RESOURCE_STREAMER(dev_priv) ((dev_priv)->info.has_resource_streamer)
 
-- 
1.9.1



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