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path: root/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.h
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Diffstat (limited to 'drivers/gpu/drm/i915/gt/uc/intel_guc_ct.h')
-rw-r--r--drivers/gpu/drm/i915/gt/uc/intel_guc_ct.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.h b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.h
index bee03794c1eb..edd1bba0445d 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.h
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.h
@@ -33,6 +33,9 @@ struct intel_guc;
* @desc: pointer to the buffer descriptor
* @cmds: pointer to the commands buffer
* @size: size of the commands buffer in dwords
+ * @head: local shadow copy of head in dwords
+ * @tail: local shadow copy of tail in dwords
+ * @space: local shadow copy of space in dwords
* @broken: flag to indicate if descriptor data is broken
*/
struct intel_guc_ct_buffer {
@@ -40,6 +43,9 @@ struct intel_guc_ct_buffer {
struct guc_ct_buffer_desc *desc;
u32 *cmds;
u32 size;
+ u32 tail;
+ u32 head;
+ u32 space;
bool broken;
};