[SCSI] qla2xxx: Determine the number of outstanding commands based on available resources.
Base the number of outstanding requests the driver will keep track of on the
available resources instead of being hard-coded.
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 6e7727f4..a84bb8d 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -253,8 +253,8 @@
#define LOOP_DOWN_TIME 255 /* 240 */
#define LOOP_DOWN_RESET (LOOP_DOWN_TIME - 30)
-/* Maximum outstanding commands in ISP queues (1-65535) */
-#define MAX_OUTSTANDING_COMMANDS 1024
+#define DEFAULT_OUTSTANDING_COMMANDS 1024
+#define MIN_OUTSTANDING_COMMANDS 128
/* ISP request and response entry counts (37-65535) */
#define REQUEST_ENTRY_CNT_2100 128 /* Number of request entries. */
@@ -2533,8 +2533,9 @@
uint16_t qos;
uint16_t vp_idx;
struct rsp_que *rsp;
- srb_t *outstanding_cmds[MAX_OUTSTANDING_COMMANDS];
+ srb_t **outstanding_cmds;
uint32_t current_outstanding_cmd;
+ uint16_t num_outstanding_cmds;
int max_q_depth;
};
@@ -2561,7 +2562,7 @@
void *target_lport_ptr;
struct qla_tgt_func_tmpl *tgt_ops;
struct qla_tgt *qla_tgt;
- struct qla_tgt_cmd *cmds[MAX_OUTSTANDING_COMMANDS];
+ struct qla_tgt_cmd *cmds[DEFAULT_OUTSTANDING_COMMANDS];
uint16_t current_handle;
struct qla_tgt_vp_map *tgt_vp_map;
@@ -2887,6 +2888,7 @@
#define RISC_START_ADDRESS_2300 0x800
#define RISC_START_ADDRESS_2400 0x100000
uint16_t fw_xcb_count;
+ uint16_t fw_iocb_count;
uint16_t fw_options[16]; /* slots: 1,2,3,10,11 */
uint8_t fw_seriallink_options[4];
@@ -3248,8 +3250,6 @@
#define NVRAM_DELAY() udelay(10)
-#define INVALID_HANDLE (MAX_OUTSTANDING_COMMANDS+1)
-
/*
* Flash support definitions
*/