diff options
| -rw-r--r-- | drivers/scsi/mvsas.c | 123 |
1 files changed, 87 insertions, 36 deletions
diff --git a/drivers/scsi/mvsas.c b/drivers/scsi/mvsas.c index 5ec0665..3a447fe 100644 --- a/drivers/scsi/mvsas.c +++ b/drivers/scsi/mvsas.c @@ -37,11 +37,13 @@ #include <linux/dma-mapping.h> #include <linux/ctype.h> #include <scsi/libsas.h> +#include <scsi/scsi_tcq.h> +#include <scsi/sas_ata.h> #include <asm/io.h> #define DRV_NAME "mvsas" -#define DRV_VERSION "0.5.1" -#define _MV_DUMP 0 +#define DRV_VERSION "0.5.2" +#define _MV_DUMP 0 #define MVS_DISABLE_NVRAM #define MVS_DISABLE_MSI @@ -52,7 +54,7 @@ readl(regs + MVS_##reg); \ } while (0) -#define MVS_ID_NOT_MAPPED 0xff +#define MVS_ID_NOT_MAPPED 0x7f #define MVS_CHIP_SLOT_SZ (1U << mvi->chip->slot_width) /* offset for D2H FIS in the Received FIS List Structure */ @@ -84,6 +86,7 @@ enum driver_configuration { MVS_RX_FIS_COUNT = 17, /* Optional rx'd FISs (max 17) */ MVS_QUEUE_SIZE = 30, /* Support Queue depth */ + MVS_CAN_QUEUE = MVS_SLOTS - 1, /* SCSI Queue depth */ }; /* unchangeable hardware details */ @@ -358,7 +361,20 @@ enum hw_register_bits { /* VSR */ /* PHYMODE 6 (CDB) */ - PHY_MODE6_DTL_SPEED = (1U << 27), + PHY_MODE6_LATECLK = (1U << 29), /* Lock Clock */ + PHY_MODE6_DTL_SPEED = (1U << 27), /* Digital Loop Speed */ + PHY_MODE6_FC_ORDER = (1U << 26), /* Fibre Channel Mode Order*/ + PHY_MODE6_MUCNT_EN = (1U << 24), /* u Count Enable */ + PHY_MODE6_SEL_MUCNT_LEN = (1U << 22), /* Training Length Select */ + PHY_MODE6_SELMUPI = (1U << 20), /* Phase Multi Select (init) */ + PHY_MODE6_SELMUPF = (1U << 18), /* Phase Multi Select (final) */ + PHY_MODE6_SELMUFF = (1U << 16), /* Freq Loop Multi Sel(final) */ + PHY_MODE6_SELMUFI = (1U << 14), /* Freq Loop Multi Sel(init) */ + PHY_MODE6_FREEZE_LOOP = (1U << 12), /* Freeze Rx CDR Loop */ + PHY_MODE6_INT_RXFOFFS = (1U << 3), /* Rx CDR Freq Loop Enable */ + PHY_MODE6_FRC_RXFOFFS = (1U << 2), /* Initial Rx CDR Offset */ + PHY_MODE6_STAU_0D8 = (1U << 1), /* Rx CDR Freq Loop Saturate */ + PHY_MODE6_RXSAT_DIS = (1U << 0), /* Saturate Ctl */ }; enum mvs_info_flags { @@ -511,7 +527,43 @@ enum status_buffer { }; enum error_info_rec { - CMD_ISS_STPD = (1U << 31), /* Cmd Issue Stopped */ + CMD_ISS_STPD = (1U << 31), /* Cmd Issue Stopped */ + CMD_PI_ERR = (1U << 30), /* Protection info error. see flags2 */ + RSP_OVER = (1U << 29), /* rsp buffer overflow */ + RETRY_LIM = (1U << 28), /* FIS/frame retry limit exceeded */ + UNK_FIS = (1U << 27), /* unknown FIS */ + DMA_TERM = (1U << 26), /* DMA terminate primitive rx'd */ + SYNC_ERR = (1U << 25), /* SYNC rx'd during frame xmit */ + TFILE_ERR = (1U << 24), /* SATA taskfile Error bit set */ + R_ERR = (1U << 23), /* SATA returned R_ERR prim */ + RD_OFS = (1U << 20), /* Read DATA frame invalid offset */ + XFER_RDY_OFS = (1U << 19), /* XFER_RDY offset error */ + UNEXP_XFER_RDY = (1U << 18), /* unexpected XFER_RDY error */ + DATA_OVER_UNDER = (1U << 16), /* data overflow/underflow */ + INTERLOCK = (1U << 15), /* interlock error */ + NAK = (1U << 14), /* NAK rx'd */ + ACK_NAK_TO = (1U << 13), /* ACK/NAK timeout */ + CXN_CLOSED = (1U << 12), /* cxn closed w/out ack/nak */ + OPEN_TO = (1U << 11), /* I_T nexus lost, open cxn timeout */ + PATH_BLOCKED = (1U << 10), /* I_T nexus lost, pathway blocked */ + NO_DEST = (1U << 9), /* I_T nexus lost, no destination */ + STP_RES_BSY = (1U << 8), /* STP resources busy */ + BREAK = (1U << 7), /* break received */ + BAD_DEST = (1U << 6), /* bad destination */ + BAD_PROTO = (1U << 5), /* protocol not supported */ + BAD_RATE = (1U << 4), /* cxn rate not supported */ + WRONG_DEST = (1U << 3), /* wrong destination error */ + CREDIT_TO = (1U << 2), /* credit timeout */ + WDOG_TO = (1U << 1), /* watchdog timeout */ + BUF_PAR = (1U << 0), /* buffer parity error */ +}; + +enum error_info_rec_2 { + SLOT_BSY_ERR = (1U << 31), /* Slot Busy Error */ + GRD_CHK_ERR = (1U << 14), /* Guard Check Error */ + APP_CHK_ERR = (1U << 13), /* Application Check error */ + REF_CHK_ERR = (1U << 12), /* Reference Check Error */ + USR_BLK_NM = (1U << 0), /* User Block Number */ }; struct mvs_chip_info { @@ -543,28 +595,12 @@ struct mvs_cmd_hdr { __le32 reserved[4]; }; -struct mvs_slot_info { - struct sas_task *task; - u32 n_elem; - u32 tx; - - /* DMA buffer for storing cmd tbl, open addr frame, status buffer, - * and PRD table - */ - void *buf; - dma_addr_t buf_dma; -#if _MV_DUMP - u32 cmd_size; -#endif - - void *response; -}; - struct mvs_port { struct asd_sas_port sas_port; u8 port_attached; u8 taskfileset; u8 wide_port_phymap; + struct list_head list; }; struct mvs_phy { @@ -582,6 +618,27 @@ struct mvs_phy { u32 frame_rcvd_size; u8 frame_rcvd[32]; u8 phy_attached; + enum sas_linkrate minimum_linkrate; + enum sas_linkrate maximum_linkrate; +}; + +struct mvs_slot_info { + struct list_head list; + struct sas_task *task; + u32 n_elem; + u32 tx; + + /* DMA buffer for storing cmd tbl, open addr frame, status buffer, + * and PRD table + */ + void *buf; + dma_addr_t buf_dma; +#if _MV_DUMP + u32 cmd_size; +#endif + + void *response; + struct mvs_port *port; }; struct mvs_info { @@ -612,21 +669,14 @@ struct mvs_info { const struct mvs_chip_info *chip; - unsigned long tags[MVS_SLOTS]; + u8 tags[MVS_SLOTS]; struct mvs_slot_info slot_info[MVS_SLOTS]; /* further per-slot information */ struct mvs_phy phy[MVS_MAX_PHYS]; struct mvs_port port[MVS_MAX_PHYS]; - - u32 can_queue; /* per adapter */ - u32 tag_out; /*Get*/ - u32 tag_in; /*Give*/ -}; - -struct mvs_queue_task { - struct list_head list; - - void *uldd_task; +#ifdef MVS_USE_TASKLET + struct tasklet_struct tasklet; +#endif }; static int mvs_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func, @@ -641,10 +691,11 @@ static u32 mvs_read_port_irq_mask(struct mvs_info *mvi, u32 port); static u32 mvs_is_phy_ready(struct mvs_info *mvi, int i); static void mvs_detect_porttype(struct mvs_info *mvi, int i); static void mvs_update_phyinfo(struct mvs_info *mvi, int i, int get_st); +static void mvs_release_task(struct mvs_info *mvi, int phy_no); static int mvs_scan_finished(struct Scsi_Host *, unsigned long); static void mvs_scan_start(struct Scsi_Host *); -static int mvs_sas_slave_alloc(struct scsi_device *scsi_dev); +static int mvs_slave_configure(struct scsi_device *sdev); static struct scsi_transport_template *mvs_stt; @@ -659,7 +710,7 @@ static struct scsi_host_template mvs_sht = { .name = DRV_NAME, .queuecommand = sas_queuecommand, .target_alloc = sas_target_alloc, - .slave_configure = sas_slave_configure, + .slave_configure = mvs_slave_configure, .slave_destroy = sas_slave_destroy, .scan_finished = mvs_scan_finished, .scan_start = mvs_scan_start, @@ -674,7 +725,7 @@ static struct scsi_host_template mvs_sht = { .use_clustering = ENABLE_CLUSTERING, .eh_device_reset_handler = sas_eh_device_reset_handler, .eh_bus_reset_handler = sas_eh_bus_reset_handler, - .slave_alloc = mvs_sas_slave_alloc, + .slave_alloc = sas_slave_alloc, .target_destroy = sas_target_destroy, .ioctl = sas_ioctl, }; 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