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qla2xxx: ISP27xx queue index shadow registers.

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For ISP27xx use the request/response queue index shadow registers
to avoid directly access them on the PCI bus.

Signed-off-by: Joe Carnuccio <joe.carnuccio@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Joe Carnuccio
2014-04-11 16:54:37 -04:00
committed by Christoph Hellwig
parent c04964017a
commit 7c6300e394
6 changed files with 33 additions and 11 deletions
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3
drivers/scsi/qla2xxx/qla_def.h
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@@ -2685,6 +2685,7 @@ struct rsp_que {
uint32_t __iomem *rsp_q_out;
uint16_t ring_index;
uint16_t out_ptr;
uint16_t *in_ptr; /* queue shadow in index */
uint16_t length;
uint16_t options;
uint16_t rid;
@@ -2711,6 +2712,7 @@ struct req_que {
uint32_t __iomem *req_q_out;
uint16_t ring_index;
uint16_t in_ptr;
uint16_t *out_ptr; /* queue shadow out index */
uint16_t cnt;
uint16_t length;
uint16_t options;
@@ -3019,6 +3021,7 @@ struct qla_hw_data {
(((ha)->fw_attributes_h << 16 | (ha)->fw_attributes) & BIT_22))
#define IS_ATIO_MSIX_CAPABLE(ha) (IS_QLA83XX(ha))
#define IS_TGT_MODE_CAPABLE(ha) (ha->tgt.atio_q_length)
#define IS_SHADOW_REG_CAPABLE(ha) (IS_QLA27XX(ha))
/* HBA serial number */
uint8_t serial0;