diff options
Diffstat (limited to 'drivers/staging/vme/bridges/vme_tsi148.h')
| -rw-r--r-- | drivers/staging/vme/bridges/vme_tsi148.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/staging/vme/bridges/vme_tsi148.h b/drivers/staging/vme/bridges/vme_tsi148.h index 6f0f705ce6be..9e5f7fa1d744 100644 --- a/drivers/staging/vme/bridges/vme_tsi148.h +++ b/drivers/staging/vme/bridges/vme_tsi148.h @@ -33,6 +33,22 @@ #define TSI148_MAX_MAILBOX 4 /* Max Mail Box registers */ #define TSI148_MAX_SEMAPHORE 8 /* Max Semaphores */ +/* Structure used to hold driver specific information */ +struct tsi148_driver { + void *base; /* Base Address of device registers */ + wait_queue_head_t dma_queue[2]; + wait_queue_head_t iack_queue; + void (*lm_callback[4])(int); /* Called in interrupt handler */ + void *crcsr_kernel; + dma_addr_t crcsr_bus; + struct vme_master_resource *flush_image; + struct mutex vme_rmw; /* Only one RMW cycle at a time */ + struct mutex vme_int; /* + * Only one VME interrupt can be + * generated at a time, provide locking + */ +}; + /* * Layout of a DMAC Linked-List Descriptor * |