diff options
| -rw-r--r-- | drivers/block/ahci.c | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/drivers/block/ahci.c b/drivers/block/ahci.c index 82c68439f8..1ad638ea05 100644 --- a/drivers/block/ahci.c +++ b/drivers/block/ahci.c @@ -485,36 +485,6 @@ static void ahci_fill_cmd_slot(struct ahci_ioports *pp, u32 opts) #endif } - -#ifdef CONFIG_AHCI_SETFEATURES_XFER -static void ahci_set_feature(u8 port) -{ - struct ahci_ioports *pp = &(probe_ent->port[port]); - void __iomem *port_mmio = pp->port_mmio; - u32 cmd_fis_len = 5; /* five dwords */ - u8 fis[20]; - - /* set feature */ - memset(fis, 0, sizeof(fis)); - fis[0] = 0x27; - fis[1] = 1 << 7; - fis[2] = ATA_CMD_SET_FEATURES; - fis[3] = SETFEATURES_XFER; - fis[12] = __ilog2(probe_ent->udma_mask + 1) + 0x40 - 0x01; - - memcpy((unsigned char *)pp->cmd_tbl, fis, sizeof(fis)); - ahci_fill_cmd_slot(pp, cmd_fis_len); - ahci_dcache_flush_sata_cmd(pp); - writel(1, port_mmio + PORT_CMD_ISSUE); - readl(port_mmio + PORT_CMD_ISSUE); - - if (waiting_for_cmd_completed(port_mmio + PORT_CMD_ISSUE, - WAIT_MS_DATAIO, 0x1)) { - printf("set feature error on port %d!\n", port); - } -} -#endif - static int wait_spinup(void __iomem *port_mmio) { ulong start; @@ -956,9 +926,6 @@ void scsi_low_level_init(int busdevfunc) printf("Can not start port %d\n", i); continue; } -#ifdef CONFIG_AHCI_SETFEATURES_XFER - ahci_set_feature((u8) i); -#endif } } } @@ -1002,9 +969,6 @@ int ahci_init(void __iomem *base) printf("Can not start port %d\n", i); continue; } -#ifdef CONFIG_AHCI_SETFEATURES_XFER - ahci_set_feature((u8) i); -#endif } } err_out: |