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| author | Ching Huang <ching2048@areca.com.tw> | 2014-08-19 09:17:45 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2014-09-16 18:40:01 +0200 |
| commit | bb263c4ecbb186fe394c6c9acc32d8c59b6a7bdd (patch) | |
| tree | dd1841d010aae6c78fd2f13b5f5e3b7b32b23754 /drivers/scsi/arcmsr/arcmsr.h | |
| parent | arcmsr: revise allocation of second dma_coherent_handle for type B (diff) | |
| download | linux-bb263c4ecbb186fe394c6c9acc32d8c59b6a7bdd.tar.xz linux-bb263c4ecbb186fe394c6c9acc32d8c59b6a7bdd.zip | |
arcmsr: fix ioctl data read/write error for adapter type C
Rewrite ioctl entry and its relate function. This patch fix ioctl data
read/write error and change data I/O access from byte to Dword.
Signed-off-by: Ching Huang <ching2048@areca.com.tw>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/scsi/arcmsr/arcmsr.h')
| -rw-r--r-- | drivers/scsi/arcmsr/arcmsr.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h index 83c0a7dbfef3..799393ede1cc 100644 --- a/drivers/scsi/arcmsr/arcmsr.h +++ b/drivers/scsi/arcmsr/arcmsr.h @@ -518,6 +518,8 @@ struct AdapterControlBlock uint32_t reg_mu_acc_handle0; spinlock_t eh_lock; spinlock_t ccblist_lock; + spinlock_t rqbuffer_lock; + spinlock_t wqbuffer_lock; union { struct MessageUnit_A __iomem *pmuA; struct MessageUnit_B *pmuB; @@ -693,8 +695,10 @@ struct SENSE_DATA #define ARCMSR_MU_OUTBOUND_MESSAGE0_INTMASKENABLE 0x01 #define ARCMSR_MU_OUTBOUND_ALL_INTMASKENABLE 0x1F -extern void arcmsr_post_ioctldata2iop(struct AdapterControlBlock *); -extern void arcmsr_iop_message_read(struct AdapterControlBlock *); +extern void arcmsr_write_ioctldata2iop(struct AdapterControlBlock *); +extern uint32_t arcmsr_Read_iop_rqbuffer_data(struct AdapterControlBlock *, + struct QBUFFER __iomem *); +extern void arcmsr_clear_iop2drv_rqueue_buffer(struct AdapterControlBlock *); extern struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *); extern struct device_attribute *arcmsr_host_attrs[]; extern int arcmsr_alloc_sysfs_attr(struct AdapterControlBlock *); |