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sata_inic162x: finally, driver for initio 162x SATA controllers, take #2
[powerpc.git]
/
drivers
/
ata
/
sata_sil24.c
diff --git
a/drivers/ata/sata_sil24.c
b/drivers/ata/sata_sil24.c
index
a951f40
..
da982ed
100644
(file)
--- a/
drivers/ata/sata_sil24.c
+++ b/
drivers/ata/sata_sil24.c
@@
-100,10
+100,14
@@
enum {
*/
PORT_REGS_SIZE = 0x2000,
*/
PORT_REGS_SIZE = 0x2000,
- PORT_LRAM = 0x0000, /* 31 LRAM slots and PM regs */
+ PORT_LRAM = 0x0000, /* 31 LRAM slots and PM
P
regs */
PORT_LRAM_SLOT_SZ = 0x0080, /* 32 bytes PRB + 2 SGE, ACT... */
PORT_LRAM_SLOT_SZ = 0x0080, /* 32 bytes PRB + 2 SGE, ACT... */
- PORT_PM = 0x0f80, /* 8 bytes PM * 16 (128 bytes) */
+ PORT_PMP = 0x0f80, /* 8 bytes PMP * 16 (128 bytes) */
+ PORT_PMP_STATUS = 0x0000, /* port device status offset */
+ PORT_PMP_QACTIVE = 0x0004, /* port device QActive offset */
+ PORT_PMP_SIZE = 0x0008, /* 8 bytes per PMP */
+
/* 32 bit regs */
PORT_CTRL_STAT = 0x1000, /* write: ctrl-set, read: stat */
PORT_CTRL_CLR = 0x1004, /* write: ctrl-clear */
/* 32 bit regs */
PORT_CTRL_STAT = 0x1000, /* write: ctrl-set, read: stat */
PORT_CTRL_CLR = 0x1004, /* write: ctrl-clear */
@@
-126,6
+130,7
@@
enum {
PORT_PHY_CFG = 0x1050,
PORT_SLOT_STAT = 0x1800,
PORT_CMD_ACTIVATE = 0x1c00, /* 64 bit cmd activate * 31 (248 bytes) */
PORT_PHY_CFG = 0x1050,
PORT_SLOT_STAT = 0x1800,
PORT_CMD_ACTIVATE = 0x1c00, /* 64 bit cmd activate * 31 (248 bytes) */
+ PORT_CONTEXT = 0x1e04,
PORT_EXEC_DIAG = 0x1e00, /* 32bit exec diag * 16 (64 bytes, 0-10 used on 3124) */
PORT_PSD_DIAG = 0x1e40, /* 32bit psd diag * 16 (64 bytes, 0-8 used on 3124) */
PORT_SCONTROL = 0x1f00,
PORT_EXEC_DIAG = 0x1e00, /* 32bit exec diag * 16 (64 bytes, 0-10 used on 3124) */
PORT_PSD_DIAG = 0x1e40, /* 32bit psd diag * 16 (64 bytes, 0-8 used on 3124) */
PORT_SCONTROL = 0x1f00,
@@
-139,9
+144,9
@@
enum {
PORT_CS_INIT = (1 << 2), /* port initialize */
PORT_CS_IRQ_WOC = (1 << 3), /* interrupt write one to clear */
PORT_CS_CDB16 = (1 << 5), /* 0=12b cdb, 1=16b cdb */
PORT_CS_INIT = (1 << 2), /* port initialize */
PORT_CS_IRQ_WOC = (1 << 3), /* interrupt write one to clear */
PORT_CS_CDB16 = (1 << 5), /* 0=12b cdb, 1=16b cdb */
- PORT_CS_
RESUME = (1 << 6), /* port
resume */
+ PORT_CS_
PMP_RESUME = (1 << 6), /* PMP
resume */
PORT_CS_32BIT_ACTV = (1 << 10), /* 32-bit activation */
PORT_CS_32BIT_ACTV = (1 << 10), /* 32-bit activation */
- PORT_CS_PM
_EN
= (1 << 13), /* port multiplier enable */
+ PORT_CS_PM
P_EN
= (1 << 13), /* port multiplier enable */
PORT_CS_RDY = (1 << 31), /* port ready to accept commands */
/* PORT_IRQ_STAT/ENABLE_SET/CLR */
PORT_CS_RDY = (1 << 31), /* port ready to accept commands */
/* PORT_IRQ_STAT/ENABLE_SET/CLR */
@@
-330,7
+335,7
@@
static void sil24_tf_read(struct ata_port *ap, struct ata_taskfile *tf);
static void sil24_qc_prep(struct ata_queued_cmd *qc);
static unsigned int sil24_qc_issue(struct ata_queued_cmd *qc);
static void sil24_irq_clear(struct ata_port *ap);
static void sil24_qc_prep(struct ata_queued_cmd *qc);
static unsigned int sil24_qc_issue(struct ata_queued_cmd *qc);
static void sil24_irq_clear(struct ata_port *ap);
-static irqreturn_t sil24_interrupt(int irq, void *dev_instance
, struct pt_regs *regs
);
+static irqreturn_t sil24_interrupt(int irq, void *dev_instance);
static void sil24_freeze(struct ata_port *ap);
static void sil24_thaw(struct ata_port *ap);
static void sil24_error_handler(struct ata_port *ap);
static void sil24_freeze(struct ata_port *ap);
static void sil24_thaw(struct ata_port *ap);
static void sil24_error_handler(struct ata_port *ap);
@@
-562,7
+567,7
@@
static int sil24_softreset(struct ata_port *ap, unsigned int *class)
/* do SRST */
prb->ctrl = cpu_to_le16(PRB_CTRL_SRST);
/* do SRST */
prb->ctrl = cpu_to_le16(PRB_CTRL_SRST);
- prb->fis[1] = 0; /* no PM yet */
+ prb->fis[1] = 0; /* no PM
P
yet */
writel((u32)paddr, port + PORT_CMD_ACTIVATE);
writel((u64)paddr >> 32, port + PORT_CMD_ACTIVATE + 4);
writel((u32)paddr, port + PORT_CMD_ACTIVATE);
writel((u64)paddr >> 32, port + PORT_CMD_ACTIVATE + 4);
@@
-870,7
+875,7
@@
static inline void sil24_host_intr(struct ata_port *ap)
slot_stat, ap->active_tag, ap->sactive);
}
slot_stat, ap->active_tag, ap->sactive);
}
-static irqreturn_t sil24_interrupt(int irq, void *dev_instance
, struct pt_regs *regs
)
+static irqreturn_t sil24_interrupt(int irq, void *dev_instance)
{
struct ata_host *host = dev_instance;
struct sil24_host_priv *hpriv = host->private_data;
{
struct ata_host *host = dev_instance;
struct sil24_host_priv *hpriv = host->private_data;
@@
-1050,7
+1055,8
@@
static void sil24_init_controller(struct pci_dev *pdev, int n_ports,
writel(PORT_CS_32BIT_ACTV, port + PORT_CTRL_CLR);
/* Clear port multiplier enable and resume bits */
writel(PORT_CS_32BIT_ACTV, port + PORT_CTRL_CLR);
/* Clear port multiplier enable and resume bits */
- writel(PORT_CS_PM_EN | PORT_CS_RESUME, port + PORT_CTRL_CLR);
+ writel(PORT_CS_PMP_EN | PORT_CS_PMP_RESUME,
+ port + PORT_CTRL_CLR);
}
/* Turn on interrupts */
}
/* Turn on interrupts */
@@
-1194,8
+1200,11
@@
static int sil24_pci_device_resume(struct pci_dev *pdev)
{
struct ata_host *host = dev_get_drvdata(&pdev->dev);
struct sil24_host_priv *hpriv = host->private_data;
{
struct ata_host *host = dev_get_drvdata(&pdev->dev);
struct sil24_host_priv *hpriv = host->private_data;
+ int rc;
- ata_pci_device_do_resume(pdev);
+ rc = ata_pci_device_do_resume(pdev);
+ if (rc)
+ return rc;
if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND)
writel(HOST_CTRL_GLOBAL_RST, hpriv->host_base + HOST_CTRL);
if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND)
writel(HOST_CTRL_GLOBAL_RST, hpriv->host_base + HOST_CTRL);