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authorLukasz Fiedorowicz <lukasz.fiedorowicz@intel.com>2019-12-27 16:37:48 +0300
committerChris Wilson <chris@chris-wilson.co.uk>2019-12-28 20:54:43 +0300
commit38f1cb68582cee59c819864affeb70752eda3f04 (patch)
tree197efc63da406c6afcf2b5f119834e96e08ad347 /drivers/gpu/drm/i915/intel_memory_region.h
parent640b50fa8c349135cb97d7430b8f8f0f87e56047 (diff)
downloadlinux-38f1cb68582cee59c819864affeb70752eda3f04.tar.xz
drm/i915/lmem: debugfs for LMEM details
Debugfs i915_gem_object is extended to enable the IGTs to detect the LMEM's availability and the total size of LMEM. v2: READ_ONCE is used [Chris] v3: %pa is used for printing the resource [Chris] v4: All regions' details added to debugfs [Chris] v5: Macro for_each_mem_region added name is initialized at region init [Chris] Signed-off-by: Lukasz Fiedorowicz <lukasz.fiedorowicz@intel.com> Signed-off-by: Matthew Auld <matthew.auld@intel.com> Signed-off-by: Stuart Summers <stuart.summers@intel.com> Signed-off-by: Ramalingam C <ramalingam.c@intel.com> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/msgid/20191227133748.4330-1-ramalingam.c@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_memory_region.h')
-rw-r--r--drivers/gpu/drm/i915/intel_memory_region.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_memory_region.h b/drivers/gpu/drm/i915/intel_memory_region.h
index 238722009677..7f4bff8f8be1 100644
--- a/drivers/gpu/drm/i915/intel_memory_region.h
+++ b/drivers/gpu/drm/i915/intel_memory_region.h
@@ -47,6 +47,10 @@ enum intel_region_id {
#define I915_ALLOC_MIN_PAGE_SIZE BIT(0)
#define I915_ALLOC_CONTIGUOUS BIT(1)
+#define for_each_memory_region(mr, i915, id) \
+ for (id = 0; id < ARRAY_SIZE((i915)->mm.regions); id++) \
+ for_each_if((mr) = (i915)->mm.regions[id])
+
/**
* Memory regions encoded as type | instance
*/
@@ -82,10 +86,13 @@ struct intel_memory_region {
resource_size_t io_start;
resource_size_t min_page_size;
+ resource_size_t total;
+ resource_size_t avail;
unsigned int type;
unsigned int instance;
unsigned int id;
+ char name[8];
dma_addr_t remap_addr;
@@ -126,4 +133,8 @@ void intel_memory_region_put(struct intel_memory_region *mem);
int intel_memory_regions_hw_probe(struct drm_i915_private *i915);
void intel_memory_regions_driver_release(struct drm_i915_private *i915);
+__printf(2, 3) void
+intel_memory_region_set_name(struct intel_memory_region *mem,
+ const char *fmt, ...);
+
#endif