[PATCH v3 06/37] drm/i915: Add memory region information to device_info

Matthew Auld
2019-08-09T22:26:12Z

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 39cdf4eac2a6..d947f7415861 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2212,6 +2212,8 @@ 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 92e0c2e0954c..3166f38910f7 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -159,6 +159,8 @@ 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 num_pipes;