diff options
Diffstat (limited to 'drivers/ieee1394/ohci1394.h')
| -rw-r--r-- | drivers/ieee1394/ohci1394.h | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/drivers/ieee1394/ohci1394.h b/drivers/ieee1394/ohci1394.h index c6d7f469a..35d8fa2af 100644 --- a/drivers/ieee1394/ohci1394.h +++ b/drivers/ieee1394/ohci1394.h @@ -20,9 +20,15 @@ #define MAX_OHCI1394_CARDS 4 -#define AR_RESP_BUF_SIZE 4096 -#define AR_RESP_PRG_SIZE 256 -#define AT_REQ_PRG_SIZE 256 +#define OHCI1394_MAX_AT_REQ_RETRIES 1 +#define OHCI1394_MAX_AT_RESP_RETRIES 1 +#define OHCI1394_MAX_PHYS_RESP_RETRIES 4 + +#define AR_RESP_NUM_DESC 4 /* number of AR resp descriptors */ +#define AR_RESP_BUF_SIZE 4096 /* size of AR resp buffers */ +#define AR_RESP_SPLIT_PACKET_BUF_SIZE 256 /* split packet buffer */ +#define AR_RESP_TOTAL_BUF_SIZE (AR_RESP_BUF_SIZE * AR_RESP_NUM_DESC) +#define AT_REQ_PRG_SIZE 256 #define IR_RECV_BUF_SIZE 4096 /* 4096 bytes/buffer */ #define IR_SPLIT_PACKET_BUF_SIZE 8192 /* size of buffer for split packets */ @@ -49,8 +55,18 @@ struct ti_ohci { quadlet_t *csr_config_rom; /* buffer for csr config rom */ /* asynchronous receive */ - struct dma_cmd *AR_resp_prg; - quadlet_t *AR_resp_buf; + struct dma_cmd **AR_resp_prg; + quadlet_t **AR_resp_buf; + unsigned int AR_resp_buf_bh_ind; + unsigned int AR_resp_buf_bh_offset; + unsigned int AR_resp_buf_th_ind; + unsigned int AR_resp_buf_th_offset; + int AR_resp_bytes_left; + quadlet_t *AR_resp_spb; + spinlock_t AR_resp_lock; + + /* async receive task */ + struct tq_struct AR_resp_pdl_task; /* asynchronous transmit */ struct dma_cmd *AT_req_prg; |