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-rw-r--r--include/ufs/ufshcd.h4
-rw-r--r--include/ufs/ufshci.h1
2 files changed, 4 insertions, 1 deletions
diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h
index c0e28a512b3c..6518997930f3 100644
--- a/include/ufs/ufshcd.h
+++ b/include/ufs/ufshcd.h
@@ -325,7 +325,9 @@ struct ufs_pwr_mode_info {
* @event_notify: called to notify important events
* @reinit_notify: called to notify reinit of UFSHCD during max gear switch
* @mcq_config_resource: called to configure MCQ platform resources
- * @get_hba_mac: called to get vendor specific mac value, mandatory for mcq mode
+ * @get_hba_mac: reports maximum number of outstanding commands supported by
+ * the controller. Should be implemented for UFSHCI 4.0 or later
+ * controllers that are not compliant with the UFSHCI 4.0 specification.
* @op_runtime_config: called to config Operation and runtime regs Pointers
* @get_outstanding_cqs: called to get outstanding completion queues
* @config_esi: called to config Event Specific Interrupt
diff --git a/include/ufs/ufshci.h b/include/ufs/ufshci.h
index 8d0cc73537c6..38fe97971a65 100644
--- a/include/ufs/ufshci.h
+++ b/include/ufs/ufshci.h
@@ -68,6 +68,7 @@ enum {
/* Controller capability masks */
enum {
MASK_TRANSFER_REQUESTS_SLOTS_SDB = 0x0000001F,
+ MASK_TRANSFER_REQUESTS_SLOTS_MCQ = 0x000000FF,
MASK_NUMBER_OUTSTANDING_RTT = 0x0000FF00,
MASK_TASK_MANAGEMENT_REQUEST_SLOTS = 0x00070000,
MASK_EHSLUTRD_SUPPORTED = 0x00400000,