diff options
Diffstat (limited to 'include/linux/i2o.h')
| -rw-r--r-- | include/linux/i2o.h | 37 |
1 files changed, 26 insertions, 11 deletions
diff --git a/include/linux/i2o.h b/include/linux/i2o.h index 497ea574f96b..2039a87c2b91 100644 --- a/include/linux/i2o.h +++ b/include/linux/i2o.h @@ -147,10 +147,13 @@ struct i2o_controller { struct pci_dev *pdev; /* PCI device */ - unsigned int short_req:1; /* use small block sizes */ - unsigned int no_quiesce:1; /* dont quiesce before reset */ - unsigned int raptor:1; /* split bar */ unsigned int promise:1; /* Promise controller */ + unsigned int adaptec:1; /* DPT / Adaptec controller */ + unsigned int raptor:1; /* split bar */ + unsigned int no_quiesce:1; /* dont quiesce before reset */ + unsigned int short_req:1; /* use small block sizes */ + unsigned int limit_sectors:1; /* limit number of sectors / request */ + unsigned int pae_support:1; /* controller has 64-bit SGL support */ struct list_head devices; /* list of I2O devices */ struct list_head list; /* Controller list */ @@ -746,7 +749,21 @@ static inline struct i2o_message __iomem *i2o_msg_in_to_virt(struct i2o_controll static inline int i2o_dma_alloc(struct device *dev, struct i2o_dma *addr, size_t len, unsigned int gfp_mask) { + struct pci_dev *pdev = to_pci_dev(dev); + int dma_64 = 0; + + if ((sizeof(dma_addr_t) > 4) && (pdev->dma_mask == DMA_64BIT_MASK)) { + dma_64 = 1; + if(pci_set_dma_mask(pdev, DMA_32BIT_MASK)) + return -ENOMEM; + } + addr->virt = dma_alloc_coherent(dev, len, &addr->phys, gfp_mask); + + if ((sizeof(dma_addr_t) > 4) && dma_64) + if(pci_set_dma_mask(pdev, DMA_64BIT_MASK)) + printk(KERN_WARNING "i2o: unable to set 64-bit DMA"); + if (!addr->virt) return -ENOMEM; @@ -946,7 +963,7 @@ extern void i2o_debug_state(struct i2o_controller *c); #define I2O_CMD_BLOCK_MEJECT 0x43 #define I2O_CMD_BLOCK_POWER 0x70 -#define I2O_PRIVATE_MSG 0xFF +#define I2O_CMD_PRIVATE 0xFF /* Command status values */ @@ -1095,9 +1112,9 @@ extern void i2o_debug_state(struct i2o_controller *c); #define SGL_OFFSET_8 (0x0080 | I2OVERSION) #define SGL_OFFSET_9 (0x0090 | I2OVERSION) #define SGL_OFFSET_10 (0x00A0 | I2OVERSION) - -#define TRL_OFFSET_5 (0x0050 | I2OVERSION) -#define TRL_OFFSET_6 (0x0060 | I2OVERSION) +#define SGL_OFFSET_11 (0x00B0 | I2OVERSION) +#define SGL_OFFSET_12 (0x00C0 | I2OVERSION) +#define SGL_OFFSET(x) (((x)<<4) | I2OVERSION) /* Transaction Reply Lists (TRL) Control Word structure */ #define TRL_SINGLE_FIXED_LENGTH 0x00 @@ -1130,7 +1147,6 @@ extern void i2o_debug_state(struct i2o_controller *c); #define HOST_TID 1 #define MSG_FRAME_SIZE 128 /* i2o_scsi assumes >= 32 */ -#define REPLY_FRAME_SIZE 17 #define SG_TABLESIZE 30 #define NMBR_MSG_FRAMES 128 @@ -1155,11 +1171,10 @@ extern void i2o_debug_state(struct i2o_controller *c); #define I2O_HRT_GET_TRIES 3 #define I2O_LCT_GET_TRIES 3 -/* request queue sizes */ +/* defines for max_sectors and max_phys_segments */ #define I2O_MAX_SECTORS 1024 +#define I2O_MAX_SECTORS_LIMITED 256 #define I2O_MAX_PHYS_SEGMENTS MAX_PHYS_SEGMENTS -#define I2O_REQ_MEMPOOL_SIZE 32 - #endif /* __KERNEL__ */ #endif /* _I2O_H */ |