diff options
Diffstat (limited to 'drivers/scsi/mvsas/mv_94xx.c')
| -rw-r--r-- | drivers/scsi/mvsas/mv_94xx.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/scsi/mvsas/mv_94xx.c b/drivers/scsi/mvsas/mv_94xx.c index 3501291618fd..7e423e5ad5e1 100644 --- a/drivers/scsi/mvsas/mv_94xx.c +++ b/drivers/scsi/mvsas/mv_94xx.c @@ -398,6 +398,16 @@ static int __devinit mvs_94xx_init(struct mvs_info *mvi) /* init phys */ mvs_phy_hacks(mvi); + /* disable non data frame retry */ + tmp = mvs_cr32(mvi, CMD_SAS_CTL1); + if ((revision == VANIR_A0_REV) || + (revision == VANIR_B0_REV) || + (revision == VANIR_C0_REV)) { + tmp &= ~0xffff; + tmp |= 0x007f; + mvs_cw32(mvi, CMD_SAS_CTL1, tmp); + } + /* set LED blink when IO*/ mw32(MVS_PA_VSR_ADDR, VSR_PHY_ACT_LED); tmp = mr32(MVS_PA_VSR_PORT); @@ -500,6 +510,27 @@ static int __devinit mvs_94xx_init(struct mvs_info *mvi) tmp |= CINT_PHY_MASK; mw32(MVS_INT_MASK, tmp); + tmp = mvs_cr32(mvi, CMD_LINK_TIMER); + tmp |= 0xFFFF0000; + mvs_cw32(mvi, CMD_LINK_TIMER, tmp); + + /* tune STP performance */ + tmp = 0x003F003F; + mvs_cw32(mvi, CMD_PL_TIMER, tmp); + + /* This can improve expander large block size seq write performance */ + tmp = mvs_cr32(mvi, CMD_PORT_LAYER_TIMER1); + tmp |= 0xFFFF007F; + mvs_cw32(mvi, CMD_PORT_LAYER_TIMER1, tmp); + + /* change the connection open-close behavior (bit 9) + * set bit8 to 1 for performance tuning */ + tmp = mvs_cr32(mvi, CMD_SL_MODE0); + tmp |= 0x00000300; + /* set bit0 to 0 to enable retry for no_dest reject case */ + tmp &= 0xFFFFFFFE; + mvs_cw32(mvi, CMD_SL_MODE0, tmp); + /* Enable SRS interrupt */ mw32(MVS_INT_MASK_SRS_0, 0xFFFF); @@ -823,6 +854,10 @@ static void mvs_94xx_fix_phy_info(struct mvs_info *mvi, int i, phy->att_dev_info = PORT_DEV_STP_TRGT | 1; } + /* enable spin up bit */ + mvs_write_port_cfg_addr(mvi, i, PHYR_PHY_STAT); + mvs_write_port_cfg_data(mvi, i, 0x04); + } void mvs_94xx_phy_set_link_rate(struct mvs_info *mvi, u32 phy_id, |