Message ID | 20191004170452.15410-6-matthew.auld@intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | LMEM basics | expand |
Quoting Matthew Auld (2019-10-04 18:04:36) > From: Abdiel Janulgue <abdiel.janulgue@linux.intel.com> > > Exposes available regions for the platform. Shared memory will > always be available. > > Signed-off-by: Abdiel Janulgue <abdiel.janulgue@linux.intel.com> > Signed-off-by: Matthew Auld <matthew.auld@intel.com> > --- > drivers/gpu/drm/i915/i915_drv.h | 2 ++ > drivers/gpu/drm/i915/intel_device_info.h | 2 ++ > 2 files changed, 4 insertions(+) > > diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h > index dcbc6e6394fc..b7be46faef2d 100644 > --- a/drivers/gpu/drm/i915/i915_drv.h > +++ b/drivers/gpu/drm/i915/i915_drv.h > @@ -2129,6 +2129,8 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, > > #define HAS_IPC(dev_priv) (INTEL_INFO(dev_priv)->display.has_ipc) > > +#define HAS_REGION(i915, i) (INTEL_INFO(i915)->memory_regions & (i)) HAS_REGION() is very unclear. HAS_MEMORY_REGION() ? -Chris
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index dcbc6e6394fc..b7be46faef2d 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2129,6 +2129,8 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, #define HAS_IPC(dev_priv) (INTEL_INFO(dev_priv)->display.has_ipc) +#define HAS_REGION(i915, i) (INTEL_INFO(i915)->memory_regions & (i)) + #define HAS_GT_UC(dev_priv) (INTEL_INFO(dev_priv)->has_gt_uc) /* Having GuC is not the same as using GuC */ diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h index 0cdc2465534b..e9940f932d26 100644 --- a/drivers/gpu/drm/i915/intel_device_info.h +++ b/drivers/gpu/drm/i915/intel_device_info.h @@ -160,6 +160,8 @@ struct intel_device_info { unsigned int page_sizes; /* page sizes supported by the HW */ + u32 memory_regions; /* regions supported by the HW */ + u32 display_mmio_offset; u8 pipe_mask;