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Commit 8b260248 authored by Jeff Garzik's avatar Jeff Garzik
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[libata sata_mv] trim trailing whitespace

parent 095fec88
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Showing with 38 additions and 38 deletions
drivers/scsi/sata_mv.c
View file @ 8b260248
/*
* sata_mv.c - Marvell SATA support
*
* Copyright 2005: EMC Corporation, all rights reserved.
* Copyright 2005: EMC Corporation, all rights reserved.
*
* Please ALWAYS copy linux-ide@vger.kernel.org on emails.
*
......@@ -84,7 +84,7 @@ enum {
MV_FLAG_GLBL_SFT_RST = (1 << 28), /* Global Soft Reset support */
MV_COMMON_FLAGS = (ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_SATA_RESET | ATA_FLAG_MMIO),
MV_6XXX_FLAGS = (MV_FLAG_IRQ_COALESCE |
MV_6XXX_FLAGS = (MV_FLAG_IRQ_COALESCE |
MV_FLAG_GLBL_SFT_RST),
chip_504x = 0,
......@@ -129,7 +129,7 @@ enum {
SELF_INT = (1 << 23),
TWSI_INT = (1 << 24),
HC_MAIN_RSVD = (0x7f << 25), /* bits 31-25 */
HC_MAIN_MASKED_IRQS = (TRAN_LO_DONE | TRAN_HI_DONE |
HC_MAIN_MASKED_IRQS = (TRAN_LO_DONE | TRAN_HI_DONE |
PORTS_0_7_COAL_DONE | GPIO_INT | TWSI_INT |
HC_MAIN_RSVD),
......@@ -177,12 +177,12 @@ enum {
EDMA_ERR_LNK_CTRL_TX = (0x1f << 21),
EDMA_ERR_LNK_DATA_TX = (0x1f << 26),
EDMA_ERR_TRANS_PROTO = (1 << 31),
EDMA_ERR_FATAL = (EDMA_ERR_D_PAR | EDMA_ERR_PRD_PAR |
EDMA_ERR_FATAL = (EDMA_ERR_D_PAR | EDMA_ERR_PRD_PAR |
EDMA_ERR_DEV_DCON | EDMA_ERR_CRBQ_PAR |
EDMA_ERR_CRPB_PAR | EDMA_ERR_INTRL_PAR |
EDMA_ERR_IORDY | EDMA_ERR_LNK_CTRL_RX_2 |
EDMA_ERR_IORDY | EDMA_ERR_LNK_CTRL_RX_2 |
EDMA_ERR_LNK_DATA_RX |
EDMA_ERR_LNK_DATA_TX |
EDMA_ERR_LNK_DATA_TX |
EDMA_ERR_TRANS_PROTO),
EDMA_REQ_Q_BASE_HI_OFS = 0x10,
......@@ -345,7 +345,7 @@ static struct ata_port_info mv_port_info[] = {
},
{ /* chip_608x */
.sht = &mv_sht,
.host_flags = (MV_COMMON_FLAGS | MV_6XXX_FLAGS |
.host_flags = (MV_COMMON_FLAGS | MV_6XXX_FLAGS |
MV_FLAG_DUAL_HC),
.pio_mask = 0x1f, /* pio0-4 */
.udma_mask = 0x7f, /* udma0-6 */
......@@ -393,7 +393,7 @@ static inline void __iomem *mv_hc_base(void __iomem *base, unsigned int hc)
static inline void __iomem *mv_port_base(void __iomem *base, unsigned int port)
{
return (mv_hc_base(base, port >> MV_PORT_HC_SHIFT) +
MV_SATAHC_ARBTR_REG_SZ +
MV_SATAHC_ARBTR_REG_SZ +
((port & MV_PORT_MASK) * MV_PORT_REG_SZ));
}
......@@ -456,7 +456,7 @@ static void mv_stop_dma(struct ata_port *ap)
} else {
assert(!(EDMA_EN & readl(port_mmio + EDMA_CMD_OFS)));
}
/* now properly wait for the eDMA to stop */
for (i = 1000; i > 0; i--) {
reg = readl(port_mmio + EDMA_CMD_OFS);
......@@ -507,7 +507,7 @@ static void mv_dump_all_regs(void __iomem *mmio_base, int port,
struct pci_dev *pdev)
{
#ifdef ATA_DEBUG
void __iomem *hc_base = mv_hc_base(mmio_base,
void __iomem *hc_base = mv_hc_base(mmio_base,
port >> MV_PORT_HC_SHIFT);
void __iomem *port_base;
int start_port, num_ports, p, start_hc, num_hcs, hc;
......@@ -521,7 +521,7 @@ static void mv_dump_all_regs(void __iomem *mmio_base, int port,
start_port = port;
num_ports = num_hcs = 1;
}
DPRINTK("All registers for port(s) %u-%u:\n", start_port,
DPRINTK("All registers for port(s) %u-%u:\n", start_port,
num_ports > 1 ? num_ports - 1 : start_port);
if (NULL != pdev) {
......@@ -705,7 +705,7 @@ static int mv_port_start(struct ata_port *ap)
goto err_out;
memset(pp, 0, sizeof(*pp));
mem = dma_alloc_coherent(dev, MV_PORT_PRIV_DMA_SZ, &mem_dma,
mem = dma_alloc_coherent(dev, MV_PORT_PRIV_DMA_SZ, &mem_dma,
GFP_KERNEL);
if (!mem)
goto err_out_pp;
......@@ -715,7 +715,7 @@ static int mv_port_start(struct ata_port *ap)
if (rc)
goto err_out_priv;
/* First item in chunk of DMA memory:
/* First item in chunk of DMA memory:
* 32-slot command request table (CRQB), 32 bytes each in size
*/
pp->crqb = mem;
......@@ -723,7 +723,7 @@ static int mv_port_start(struct ata_port *ap)
mem += MV_CRQB_Q_SZ;
mem_dma += MV_CRQB_Q_SZ;
/* Second item:
/* Second item:
* 32-slot command response table (CRPB), 8 bytes each in size
*/
pp->crpb = mem;
......@@ -737,18 +737,18 @@ static int mv_port_start(struct ata_port *ap)
pp->sg_tbl = mem;
pp->sg_tbl_dma = mem_dma;
writelfl(EDMA_CFG_Q_DEPTH | EDMA_CFG_RD_BRST_EXT |
writelfl(EDMA_CFG_Q_DEPTH | EDMA_CFG_RD_BRST_EXT |
EDMA_CFG_WR_BUFF_LEN, port_mmio + EDMA_CFG_OFS);
writel((pp->crqb_dma >> 16) >> 16, port_mmio + EDMA_REQ_Q_BASE_HI_OFS);
writelfl(pp->crqb_dma & EDMA_REQ_Q_BASE_LO_MASK,
writelfl(pp->crqb_dma & EDMA_REQ_Q_BASE_LO_MASK,
port_mmio + EDMA_REQ_Q_IN_PTR_OFS);
writelfl(0, port_mmio + EDMA_REQ_Q_OUT_PTR_OFS);
writelfl(0, port_mmio + EDMA_RSP_Q_IN_PTR_OFS);
writel((pp->crpb_dma >> 16) >> 16, port_mmio + EDMA_RSP_Q_BASE_HI_OFS);
writelfl(pp->crpb_dma & EDMA_RSP_Q_BASE_LO_MASK,
writelfl(pp->crpb_dma & EDMA_RSP_Q_BASE_LO_MASK,
port_mmio + EDMA_RSP_Q_OUT_PTR_OFS);
pp->req_producer = pp->rsp_consumer = 0;
......@@ -863,7 +863,7 @@ static void mv_qc_prep(struct ata_queued_cmd *qc)
}
/* the req producer index should be the same as we remember it */
assert(((readl(mv_ap_base(qc->ap) + EDMA_REQ_Q_IN_PTR_OFS) >>
assert(((readl(mv_ap_base(qc->ap) + EDMA_REQ_Q_IN_PTR_OFS) >>
EDMA_REQ_Q_PTR_SHIFT) & MV_MAX_Q_DEPTH_MASK) ==
pp->req_producer);
......@@ -875,9 +875,9 @@ static void mv_qc_prep(struct ata_queued_cmd *qc)
assert(MV_MAX_Q_DEPTH > qc->tag);
flags |= qc->tag << CRQB_TAG_SHIFT;
pp->crqb[pp->req_producer].sg_addr =
pp->crqb[pp->req_producer].sg_addr =
cpu_to_le32(pp->sg_tbl_dma & 0xffffffff);
pp->crqb[pp->req_producer].sg_addr_hi =
pp->crqb[pp->req_producer].sg_addr_hi =
cpu_to_le32((pp->sg_tbl_dma >> 16) >> 16);
pp->crqb[pp->req_producer].ctrl_flags = cpu_to_le16(flags);
......@@ -900,7 +900,7 @@ static void mv_qc_prep(struct ata_queued_cmd *qc)
#ifdef LIBATA_NCQ /* FIXME: remove this line when NCQ added */
case ATA_CMD_FPDMA_READ:
case ATA_CMD_FPDMA_WRITE:
mv_crqb_pack_cmd(cw++, tf->hob_feature, ATA_REG_FEATURE, 0);
mv_crqb_pack_cmd(cw++, tf->hob_feature, ATA_REG_FEATURE, 0);
mv_crqb_pack_cmd(cw++, tf->feature, ATA_REG_FEATURE, 0);
break;
#endif /* FIXME: remove this line when NCQ added */
......@@ -966,7 +966,7 @@ static int mv_qc_issue(struct ata_queued_cmd *qc)
pp->req_producer);
/* until we do queuing, the queue should be empty at this point */
assert(((in_ptr >> EDMA_REQ_Q_PTR_SHIFT) & MV_MAX_Q_DEPTH_MASK) ==
((readl(port_mmio + EDMA_REQ_Q_OUT_PTR_OFS) >>
((readl(port_mmio + EDMA_REQ_Q_OUT_PTR_OFS) >>
EDMA_REQ_Q_PTR_SHIFT) & MV_MAX_Q_DEPTH_MASK));
mv_inc_q_index(&pp->req_producer); /* now incr producer index */
......@@ -1003,15 +1003,15 @@ static u8 mv_get_crpb_status(struct ata_port *ap)
out_ptr = readl(port_mmio + EDMA_RSP_Q_OUT_PTR_OFS);
/* the response consumer index should be the same as we remember it */
assert(((out_ptr >> EDMA_RSP_Q_PTR_SHIFT) & MV_MAX_Q_DEPTH_MASK) ==
assert(((out_ptr >> EDMA_RSP_Q_PTR_SHIFT) & MV_MAX_Q_DEPTH_MASK) ==
pp->rsp_consumer);
/* increment our consumer index... */
pp->rsp_consumer = mv_inc_q_index(&pp->rsp_consumer);
/* and, until we do NCQ, there should only be 1 CRPB waiting */
assert(((readl(port_mmio + EDMA_RSP_Q_IN_PTR_OFS) >>
EDMA_RSP_Q_PTR_SHIFT) & MV_MAX_Q_DEPTH_MASK) ==
assert(((readl(port_mmio + EDMA_RSP_Q_IN_PTR_OFS) >>
EDMA_RSP_Q_PTR_SHIFT) & MV_MAX_Q_DEPTH_MASK) ==
pp->rsp_consumer);
/* write out our inc'd consumer index so EDMA knows we're caught up */
......@@ -1135,7 +1135,7 @@ static void mv_host_intr(struct ata_host_set *host_set, u32 relevant,
err_mask |= AC_ERR_OTHER;
handled++;
}
if (handled && ap) {
qc = ata_qc_from_tag(ap, ap->active_tag);
if (NULL != qc) {
......@@ -1150,7 +1150,7 @@ static void mv_host_intr(struct ata_host_set *host_set, u32 relevant,
}
/**
* mv_interrupt -
* mv_interrupt -
* @irq: unused
* @dev_instance: private data; in this case the host structure
* @regs: unused
......@@ -1160,7 +1160,7 @@ static void mv_host_intr(struct ata_host_set *host_set, u32 relevant,
* routine to handle. Also check for PCI errors which are only
* reported here.
*
* LOCKING:
* LOCKING:
* This routine holds the host_set lock while processing pending
* interrupts.
*/
......@@ -1303,12 +1303,12 @@ static void mv_eng_timeout(struct ata_port *ap)
printk(KERN_ERR "ata%u: Entering mv_eng_timeout\n",ap->id);
DPRINTK("All regs @ start of eng_timeout\n");
mv_dump_all_regs(ap->host_set->mmio_base, ap->port_no,
mv_dump_all_regs(ap->host_set->mmio_base, ap->port_no,
to_pci_dev(ap->host_set->dev));
qc = ata_qc_from_tag(ap, ap->active_tag);
printk(KERN_ERR "mmio_base %p ap %p qc %p scsi_cmnd %p &cmnd %p\n",
ap->host_set->mmio_base, ap, qc, qc->scsicmd,
ap->host_set->mmio_base, ap, qc, qc->scsicmd,
&qc->scsicmd->cmnd);
mv_err_intr(ap);
......@@ -1348,17 +1348,17 @@ static void mv_port_init(struct ata_ioports *port, void __iomem *port_mmio)
unsigned long shd_base = (unsigned long) port_mmio + SHD_BLK_OFS;
unsigned serr_ofs;
/* PIO related setup
/* PIO related setup
*/
port->data_addr = shd_base + (sizeof(u32) * ATA_REG_DATA);
port->error_addr =
port->error_addr =
port->feature_addr = shd_base + (sizeof(u32) * ATA_REG_ERR);
port->nsect_addr = shd_base + (sizeof(u32) * ATA_REG_NSECT);
port->lbal_addr = shd_base + (sizeof(u32) * ATA_REG_LBAL);
port->lbam_addr = shd_base + (sizeof(u32) * ATA_REG_LBAM);
port->lbah_addr = shd_base + (sizeof(u32) * ATA_REG_LBAH);
port->device_addr = shd_base + (sizeof(u32) * ATA_REG_DEVICE);
port->status_addr =
port->status_addr =
port->command_addr = shd_base + (sizeof(u32) * ATA_REG_STATUS);
/* special case: control/altstatus doesn't have ATA_REG_ address */
port->altstatus_addr = port->ctl_addr = shd_base + SHD_CTL_AST_OFS;
......@@ -1374,7 +1374,7 @@ static void mv_port_init(struct ata_ioports *port, void __iomem *port_mmio)
/* unmask all EDMA error interrupts */
writelfl(~0, port_mmio + EDMA_ERR_IRQ_MASK_OFS);
VPRINTK("EDMA cfg=0x%08x EDMA IRQ err cause/mask=0x%08x/0x%08x\n",
VPRINTK("EDMA cfg=0x%08x EDMA IRQ err cause/mask=0x%08x/0x%08x\n",
readl(port_mmio + EDMA_CFG_OFS),
readl(port_mmio + EDMA_ERR_IRQ_CAUSE_OFS),
readl(port_mmio + EDMA_ERR_IRQ_MASK_OFS));
......@@ -1396,7 +1396,7 @@ static int mv_host_init(struct ata_probe_ent *probe_ent)
void __iomem *mmio = probe_ent->mmio_base;
void __iomem *port_mmio;
if ((MV_FLAG_GLBL_SFT_RST & probe_ent->host_flags) &&
if ((MV_FLAG_GLBL_SFT_RST & probe_ent->host_flags) &&
mv_global_soft_reset(probe_ent->mmio_base)) {
rc = 1;
goto done;
......@@ -1430,7 +1430,7 @@ static int mv_host_init(struct ata_probe_ent *probe_ent)
writelfl(~HC_MAIN_MASKED_IRQS, mmio + HC_MAIN_IRQ_MASK_OFS);
VPRINTK("HC MAIN IRQ cause/mask=0x%08x/0x%08x "
"PCI int cause/mask=0x%08x/0x%08x\n",
"PCI int cause/mask=0x%08x/0x%08x\n",
readl(mmio + HC_MAIN_IRQ_CAUSE_OFS),
readl(mmio + HC_MAIN_IRQ_MASK_OFS),
readl(mmio + PCI_IRQ_CAUSE_OFS),
......@@ -1470,7 +1470,7 @@ static void mv_print_info(struct ata_probe_ent *probe_ent)
dev_printk(KERN_INFO, &pdev->dev,
"%u slots %u ports %s mode IRQ via %s\n",
(unsigned)MV_MAX_Q_DEPTH, probe_ent->n_ports,
(unsigned)MV_MAX_Q_DEPTH, probe_ent->n_ports,
scc_s, (MV_HP_FLAG_MSI & hpriv->hp_flags) ? "MSI" : "INTx");
}
......
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