diff options
| author | Shyam Sundar <ssundar@marvell.com> | 2020-06-30 03:22:28 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-07-01 22:24:16 -0400 |
| commit | 62e9dd177732843ae6c5b9d2ed61e7c9538fa276 (patch) | |
| tree | e0b1794b96986a3408aca57647fef1b63ebd9777 /drivers/scsi/qla2xxx/qla_def.h | |
| parent | e7019c95c40daf8e8a9fa1d5f36eabce2eb8ef6b (diff) | |
scsi: qla2xxx: Change in PUREX to handle FPIN ELS requests
SAN Congestion Management generates ELS pkts whose size can vary and be >
64 bytes. Change the PUREX handling code to support non-standard ELS pkt
size.
Link: https://lore.kernel.org/r/20200630102229.29660-2-njavali@marvell.com
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Shyam Sundar <ssundar@marvell.com>
Signed-off-by: Arun Easi <aeasi@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_def.h')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_def.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 42dbf90d4651..9a0f2314fe7b 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -34,6 +34,8 @@ #include <scsi/scsi_transport_fc.h> #include <scsi/scsi_bsg_fc.h> +#include <uapi/scsi/fc/fc_els.h> + /* Big endian Fibre Channel S_ID (source ID) or D_ID (destination ID). */ typedef struct { uint8_t domain; @@ -1304,7 +1306,6 @@ static inline bool qla2xxx_is_valid_mbs(unsigned int mbs) #define RNID_TYPE_ASIC_TEMP 0xC #define ELS_CMD_MAP_SIZE 32 -#define ELS_COMMAND_RDP 0x18 /* * Firmware state codes from get firmware state mailbox command @@ -4522,10 +4523,19 @@ struct active_regions { #define QLA_SET_DATA_RATE_NOLR 1 #define QLA_SET_DATA_RATE_LR 2 /* Set speed and initiate LR */ +#define QLA_DEFAULT_PAYLOAD_SIZE 64 +/* + * This item might be allocated with a size > sizeof(struct purex_item). + * The "size" variable gives the size of the payload (which + * is variable) starting at "iocb". + */ struct purex_item { struct list_head list; struct scsi_qla_host *vha; - void (*process_item)(struct scsi_qla_host *vha, void *pkt); + void (*process_item)(struct scsi_qla_host *vha, + struct purex_item *pkt); + atomic_t in_use; + uint16_t size; struct { uint8_t iocb[64]; } iocb; @@ -4725,6 +4735,7 @@ typedef struct scsi_qla_host { struct list_head head; spinlock_t lock; } purex_list; + struct purex_item default_item; struct name_list_extended gnl; /* Count of active session/fcport */ |