mpt3sas: Added Combined Reply Queue feature to extend up-to 96 MSIX vector support

[karo-tx-linux.git] / drivers / scsi / mpt3sas / mpt3sas_base.h

diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h
index afa881682bef4d489a5f5e6a1f67a85dd5688b88..a7386ee767152f6e7cf5b7c5598ad4294e8eb452 100644 (file)
--- a/drivers/scsi/mpt3sas/mpt3sas_base.h
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.h
@@ -158,6 +158,13 @@
 #define MPT3_DIAG_BUFFER_IS_RELEASED   (0x02)
 #define MPT3_DIAG_BUFFER_IS_DIAG_RESET (0x04)
 
+/*
+ * Combined Reply Queue constants,
+ * There are twelve Supplemental Reply Post Host Index Registers
+ * and each register is at offset 0x10 bytes from the previous one.
+ */
+#define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_COUNT 12
+#define MPT3_SUP_REPLY_POST_HOST_INDEX_REG_OFFSET (0x10)
 
 /* OEM Identifiers */
 #define MFG10_OEM_ID_INVALID                   (0x00000000)
@@ -728,7 +735,8 @@ typedef void (*MPT3SAS_FLUSH_RUNNING_CMDS)(struct MPT3SAS_ADAPTER *ioc);
  *                             is assigned only ones
  * @reply_queue_count: number of reply queue's
  * @reply_queue_list: link list contaning the reply queue info
- * @reply_post_host_index: head index in the pool where FW completes IO
+ * @msix96_vector: 96 MSI-X vector support
+ * @replyPostRegisterIndex: index of next position in Reply Desc Post Queue
  * @delayed_tr_list: target reset link list
  * @delayed_tr_volume_list: volume target reset link list
  * @@temp_sensors_count: flag to carry the number of temperature sensors
@@ -937,6 +945,10 @@ struct MPT3SAS_ADAPTER {
        u8              reply_queue_count;
        struct list_head reply_queue_list;
 
+       u8              msix96_vector;
+       /* reply post register index */
+       resource_size_t **replyPostRegisterIndex;
+
        struct list_head delayed_tr_list;
        struct list_head delayed_tr_volume_list;
        u8              temp_sensors_count;