/*
* pata_sis.c - SiS ATA driver
*
- * (C) 2005 Red Hat <alan@redhat.com>
- * (C) 2007 Bartlomiej Zolnierkiewicz
+ * (C) 2005 Red Hat
+ * (C) 2007,2009 Bartlomiej Zolnierkiewicz
*
* Based upon linux/drivers/ide/pci/sis5513.c
* Copyright (C) 1999-2000 Andre Hedrick <andre@linux-ide.org>
/* devid, subvendor, subdev */
{ 0x5513, 0x1043, 0x1107 }, /* ASUS A6K */
{ 0x5513, 0x1734, 0x105F }, /* FSC Amilo A1630 */
- { 0x5513, 0x1071, 0x8640 }, /* EasyNote K5305 */
+ { 0x5513, 0x1071, 0x8640 }, /* EasyNote K5305 */
/* end marker */
{ 0, }
};
}
/**
- * sis_old_port_base - return PCI configuration base for dev
+ * sis_old_port_base - return PCI configuration base for dev
* @adev: device
*
* Returns the base of the PCI configuration registers for this port
static int sis_old_port_base(struct ata_device *adev)
{
- return 0x40 + (4 * adev->link->ap->port_no) + (2 * adev->devno);
+ return 0x40 + (4 * adev->link->ap->port_no) + (2 * adev->devno);
}
/**
- * sis_133_cable_detect - check for 40/80 pin
+ * sis_port_base - return PCI configuration base for dev
+ * @adev: device
+ *
+ * Returns the base of the PCI configuration registers for this port
+ * number.
+ */
+
+static int sis_port_base(struct ata_device *adev)
+{
+ struct ata_port *ap = adev->link->ap;
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+ int port = 0x40;
+ u32 reg54;
+
+ /* If bit 30 is set then the registers are mapped at 0x70 not 0x40 */
+ pci_read_config_dword(pdev, 0x54, ®54);
+ if (reg54 & 0x40000000)
+ port = 0x70;
+
+ return port + (8 * ap->port_no) + (4 * adev->devno);
+}
+
+/**
+ * sis_133_cable_detect - check for 40/80 pin
* @ap: Port
* @deadline: deadline jiffies for the operation
*
}
/**
- * sis_66_cable_detect - check for 40/80 pin
+ * sis_66_cable_detect - check for 40/80 pin
* @ap: Port
- * @deadline: deadline jiffies for the operation
*
* Perform cable detection on the UDMA66, UDMA100 and early UDMA133
* SiS IDE controllers.
/**
- * sis_pre_reset - probe begin
+ * sis_pre_reset - probe begin
* @link: ATA link
* @deadline: deadline jiffies for the operation
*
/* Clear the FIFO settings. We can't enable the FIFO until
we know we are poking at a disk */
pci_write_config_byte(pdev, 0x4B, 0);
- return ata_std_prereset(link, deadline);
+ return ata_sff_prereset(link, deadline);
}
/**
- * sis_error_handler - Probe specified port on PATA host controller
- * @ap: Port to probe
- *
- * LOCKING:
- * None (inherited from caller).
- */
-
-static void sis_error_handler(struct ata_port *ap)
-{
- ata_bmdma_drive_eh(ap, sis_pre_reset, ata_std_softreset, NULL, ata_std_postreset);
-}
-
-/**
- * sis_set_fifo - Set RWP fifo bits for this device
+ * sis_set_fifo - Set RWP fifo bits for this device
* @ap: Port
* @adev: Device
*
static void sis_old_set_piomode (struct ata_port *ap, struct ata_device *adev)
{
- struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
int port = sis_old_port_base(adev);
u8 t1, t2;
int speed = adev->pio_mode - XFER_PIO_0;
- const u8 active[] = { 0x00, 0x07, 0x04, 0x03, 0x01 };
- const u8 recovery[] = { 0x00, 0x06, 0x04, 0x03, 0x03 };
+ static const u8 active[] = { 0x00, 0x07, 0x04, 0x03, 0x01 };
+ static const u8 recovery[] = { 0x00, 0x06, 0x04, 0x03, 0x03 };
sis_set_fifo(ap, adev);
static void sis_100_set_piomode (struct ata_port *ap, struct ata_device *adev)
{
- struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
int port = sis_old_port_base(adev);
int speed = adev->pio_mode - XFER_PIO_0;
- const u8 actrec[] = { 0x00, 0x67, 0x44, 0x33, 0x31 };
+ static const u8 actrec[] = { 0x00, 0x67, 0x44, 0x33, 0x31 };
sis_set_fifo(ap, adev);
static void sis_133_set_piomode (struct ata_port *ap, struct ata_device *adev)
{
- struct pci_dev *pdev = to_pci_dev(ap->host->dev);
- int port = 0x40;
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+ int port;
u32 t1;
- u32 reg54;
int speed = adev->pio_mode - XFER_PIO_0;
- const u32 timing133[] = {
+ static const u32 timing133[] = {
0x28269000, /* Recovery << 24 | Act << 16 | Ini << 12 */
0x0C266000,
0x04263000,
0x0C0A3000,
0x05093000
};
- const u32 timing100[] = {
+ static const u32 timing100[] = {
0x1E1C6000, /* Recovery << 24 | Act << 16 | Ini << 12 */
0x091C4000,
0x031C2000,
sis_set_fifo(ap, adev);
- /* If bit 14 is set then the registers are mapped at 0x70 not 0x40 */
- pci_read_config_dword(pdev, 0x54, ®54);
- if (reg54 & 0x40000000)
- port = 0x70;
- port += 8 * ap->port_no + 4 * adev->devno;
-
+ port = sis_port_base(adev);
pci_read_config_dword(pdev, port, &t1);
t1 &= 0xC0C00FFF; /* Mask out timing */
static void sis_old_set_dmamode (struct ata_port *ap, struct ata_device *adev)
{
- struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
int speed = adev->dma_mode - XFER_MW_DMA_0;
int drive_pci = sis_old_port_base(adev);
u16 timing;
- const u16 mwdma_bits[] = { 0x008, 0x302, 0x301 };
- const u16 udma_bits[] = { 0xE000, 0xC000, 0xA000 };
+ static const u16 mwdma_bits[] = { 0x008, 0x302, 0x301 };
+ static const u16 udma_bits[] = { 0xE000, 0xC000, 0xA000 };
pci_read_config_word(pdev, drive_pci, &timing);
if (adev->dma_mode < XFER_UDMA_0) {
/* bits 3-0 hold recovery timing bits 8-10 active timing and
- the higer bits are dependant on the device */
+ the higher bits are dependent on the device */
timing &= ~0x870F;
timing |= mwdma_bits[speed];
} else {
static void sis_66_set_dmamode (struct ata_port *ap, struct ata_device *adev)
{
- struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
int speed = adev->dma_mode - XFER_MW_DMA_0;
int drive_pci = sis_old_port_base(adev);
u16 timing;
/* MWDMA 0-2 and UDMA 0-5 */
- const u16 mwdma_bits[] = { 0x008, 0x302, 0x301 };
- const u16 udma_bits[] = { 0xF000, 0xD000, 0xB000, 0xA000, 0x9000, 0x8000 };
+ static const u16 mwdma_bits[] = { 0x008, 0x302, 0x301 };
+ static const u16 udma_bits[] = { 0xF000, 0xD000, 0xB000, 0xA000, 0x9000, 0x8000 };
pci_read_config_word(pdev, drive_pci, &timing);
if (adev->dma_mode < XFER_UDMA_0) {
/* bits 3-0 hold recovery timing bits 8-10 active timing and
- the higer bits are dependant on the device, bit 15 udma */
+ the higher bits are dependent on the device, bit 15 udma */
timing &= ~0x870F;
timing |= mwdma_bits[speed];
} else {
static void sis_100_set_dmamode (struct ata_port *ap, struct ata_device *adev)
{
- struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
int speed = adev->dma_mode - XFER_MW_DMA_0;
int drive_pci = sis_old_port_base(adev);
u8 timing;
- const u8 udma_bits[] = { 0x8B, 0x87, 0x85, 0x83, 0x82, 0x81};
+ static const u8 udma_bits[] = { 0x8B, 0x87, 0x85, 0x83, 0x82, 0x81};
pci_read_config_byte(pdev, drive_pci + 1, &timing);
static void sis_133_early_set_dmamode (struct ata_port *ap, struct ata_device *adev)
{
- struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
int speed = adev->dma_mode - XFER_MW_DMA_0;
int drive_pci = sis_old_port_base(adev);
u8 timing;
static void sis_133_set_dmamode (struct ata_port *ap, struct ata_device *adev)
{
- struct pci_dev *pdev = to_pci_dev(ap->host->dev);
- int speed = adev->dma_mode - XFER_MW_DMA_0;
- int port = 0x40;
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+ int port;
u32 t1;
- u32 reg54;
-
- /* bits 4- cycle time 8 - cvs time */
- static const u32 timing_u100[] = { 0x6B0, 0x470, 0x350, 0x140, 0x120, 0x110, 0x000 };
- static const u32 timing_u133[] = { 0x9F0, 0x6A0, 0x470, 0x250, 0x230, 0x220, 0x210 };
-
- /* If bit 14 is set then the registers are mapped at 0x70 not 0x40 */
- pci_read_config_dword(pdev, 0x54, ®54);
- if (reg54 & 0x40000000)
- port = 0x70;
- port += (8 * ap->port_no) + (4 * adev->devno);
+ port = sis_port_base(adev);
pci_read_config_dword(pdev, port, &t1);
if (adev->dma_mode < XFER_UDMA_0) {
+ /* Recovery << 24 | Act << 16 | Ini << 12, like PIO modes */
+ static const u32 timing_u100[] = { 0x19154000, 0x06072000, 0x04062000 };
+ static const u32 timing_u133[] = { 0x221C6000, 0x0C0A3000, 0x05093000 };
+ int speed = adev->dma_mode - XFER_MW_DMA_0;
+
+ t1 &= 0xC0C00FFF;
+ /* disable UDMA */
t1 &= ~0x00000004;
- /* FIXME: need data sheet to add MWDMA here. Also lacking on
- ide/pci driver */
+ if (t1 & 0x08)
+ t1 |= timing_u133[speed];
+ else
+ t1 |= timing_u100[speed];
} else {
- speed = adev->dma_mode - XFER_UDMA_0;
- /* if & 8 no UDMA133 - need info for ... */
+ /* bits 4- cycle time 8 - cvs time */
+ static const u32 timing_u100[] = { 0x6B0, 0x470, 0x350, 0x140, 0x120, 0x110, 0x000 };
+ static const u32 timing_u133[] = { 0x9F0, 0x6A0, 0x470, 0x250, 0x230, 0x220, 0x210 };
+ int speed = adev->dma_mode - XFER_UDMA_0;
+
t1 &= ~0x00000FF0;
+ /* enable UDMA */
t1 |= 0x00000004;
if (t1 & 0x08)
t1 |= timing_u133[speed];
pci_write_config_dword(pdev, port, t1);
}
+/**
+ * sis_133_mode_filter - mode selection filter
+ * @adev: ATA device
+ *
+ * Block UDMA6 on devices that do not support it.
+ */
+
+static unsigned long sis_133_mode_filter(struct ata_device *adev, unsigned long mask)
+{
+ struct ata_port *ap = adev->link->ap;
+ struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+ int port = sis_port_base(adev);
+ u32 t1;
+
+ pci_read_config_dword(pdev, port, &t1);
+ /* if ATA133 is disabled, mask it out */
+ if (!(t1 & 0x08))
+ mask &= ~(0xC0 << ATA_SHIFT_UDMA);
+ return mask;
+}
+
static struct scsi_host_template sis_sht = {
- .module = THIS_MODULE,
- .name = DRV_NAME,
- .ioctl = ata_scsi_ioctl,
- .queuecommand = ata_scsi_queuecmd,
- .can_queue = ATA_DEF_QUEUE,
- .this_id = ATA_SHT_THIS_ID,
- .sg_tablesize = LIBATA_MAX_PRD,
- .cmd_per_lun = ATA_SHT_CMD_PER_LUN,
- .emulated = ATA_SHT_EMULATED,
- .use_clustering = ATA_SHT_USE_CLUSTERING,
- .proc_name = DRV_NAME,
- .dma_boundary = ATA_DMA_BOUNDARY,
- .slave_configure = ata_scsi_slave_config,
- .slave_destroy = ata_scsi_slave_destroy,
- .bios_param = ata_std_bios_param,
+ ATA_BMDMA_SHT(DRV_NAME),
};
-static const struct ata_port_operations sis_133_ops = {
+static struct ata_port_operations sis_133_for_sata_ops = {
+ .inherits = &ata_bmdma_port_ops,
.set_piomode = sis_133_set_piomode,
.set_dmamode = sis_133_set_dmamode,
- .mode_filter = ata_pci_default_filter,
-
- .tf_load = ata_tf_load,
- .tf_read = ata_tf_read,
- .check_status = ata_check_status,
- .exec_command = ata_exec_command,
- .dev_select = ata_std_dev_select,
-
- .freeze = ata_bmdma_freeze,
- .thaw = ata_bmdma_thaw,
- .error_handler = sis_error_handler,
- .post_internal_cmd = ata_bmdma_post_internal_cmd,
.cable_detect = sis_133_cable_detect,
+};
- .bmdma_setup = ata_bmdma_setup,
- .bmdma_start = ata_bmdma_start,
- .bmdma_stop = ata_bmdma_stop,
- .bmdma_status = ata_bmdma_status,
- .qc_prep = ata_qc_prep,
- .qc_issue = ata_qc_issue_prot,
- .data_xfer = ata_data_xfer,
-
- .irq_handler = ata_interrupt,
- .irq_clear = ata_bmdma_irq_clear,
- .irq_on = ata_irq_on,
-
- .port_start = ata_sff_port_start,
+static struct ata_port_operations sis_base_ops = {
+ .inherits = &ata_bmdma_port_ops,
+ .prereset = sis_pre_reset,
};
-static const struct ata_port_operations sis_133_for_sata_ops = {
+static struct ata_port_operations sis_133_ops = {
+ .inherits = &sis_base_ops,
.set_piomode = sis_133_set_piomode,
.set_dmamode = sis_133_set_dmamode,
- .mode_filter = ata_pci_default_filter,
-
- .tf_load = ata_tf_load,
- .tf_read = ata_tf_read,
- .check_status = ata_check_status,
- .exec_command = ata_exec_command,
- .dev_select = ata_std_dev_select,
-
- .freeze = ata_bmdma_freeze,
- .thaw = ata_bmdma_thaw,
- .error_handler = ata_bmdma_error_handler,
- .post_internal_cmd = ata_bmdma_post_internal_cmd,
.cable_detect = sis_133_cable_detect,
-
- .bmdma_setup = ata_bmdma_setup,
- .bmdma_start = ata_bmdma_start,
- .bmdma_stop = ata_bmdma_stop,
- .bmdma_status = ata_bmdma_status,
- .qc_prep = ata_qc_prep,
- .qc_issue = ata_qc_issue_prot,
- .data_xfer = ata_data_xfer,
-
- .irq_handler = ata_interrupt,
- .irq_clear = ata_bmdma_irq_clear,
- .irq_on = ata_irq_on,
-
- .port_start = ata_sff_port_start,
+ .mode_filter = sis_133_mode_filter,
};
-static const struct ata_port_operations sis_133_early_ops = {
+static struct ata_port_operations sis_133_early_ops = {
+ .inherits = &sis_base_ops,
.set_piomode = sis_100_set_piomode,
.set_dmamode = sis_133_early_set_dmamode,
- .mode_filter = ata_pci_default_filter,
-
- .tf_load = ata_tf_load,
- .tf_read = ata_tf_read,
- .check_status = ata_check_status,
- .exec_command = ata_exec_command,
- .dev_select = ata_std_dev_select,
-
- .freeze = ata_bmdma_freeze,
- .thaw = ata_bmdma_thaw,
- .error_handler = sis_error_handler,
- .post_internal_cmd = ata_bmdma_post_internal_cmd,
.cable_detect = sis_66_cable_detect,
-
- .bmdma_setup = ata_bmdma_setup,
- .bmdma_start = ata_bmdma_start,
- .bmdma_stop = ata_bmdma_stop,
- .bmdma_status = ata_bmdma_status,
- .qc_prep = ata_qc_prep,
- .qc_issue = ata_qc_issue_prot,
- .data_xfer = ata_data_xfer,
-
- .irq_handler = ata_interrupt,
- .irq_clear = ata_bmdma_irq_clear,
- .irq_on = ata_irq_on,
-
- .port_start = ata_sff_port_start,
};
-static const struct ata_port_operations sis_100_ops = {
+static struct ata_port_operations sis_100_ops = {
+ .inherits = &sis_base_ops,
.set_piomode = sis_100_set_piomode,
.set_dmamode = sis_100_set_dmamode,
- .mode_filter = ata_pci_default_filter,
-
- .tf_load = ata_tf_load,
- .tf_read = ata_tf_read,
- .check_status = ata_check_status,
- .exec_command = ata_exec_command,
- .dev_select = ata_std_dev_select,
-
- .freeze = ata_bmdma_freeze,
- .thaw = ata_bmdma_thaw,
- .error_handler = sis_error_handler,
- .post_internal_cmd = ata_bmdma_post_internal_cmd,
.cable_detect = sis_66_cable_detect,
-
- .bmdma_setup = ata_bmdma_setup,
- .bmdma_start = ata_bmdma_start,
- .bmdma_stop = ata_bmdma_stop,
- .bmdma_status = ata_bmdma_status,
- .qc_prep = ata_qc_prep,
- .qc_issue = ata_qc_issue_prot,
- .data_xfer = ata_data_xfer,
-
- .irq_handler = ata_interrupt,
- .irq_clear = ata_bmdma_irq_clear,
- .irq_on = ata_irq_on,
-
- .port_start = ata_sff_port_start,
};
-static const struct ata_port_operations sis_66_ops = {
+static struct ata_port_operations sis_66_ops = {
+ .inherits = &sis_base_ops,
.set_piomode = sis_old_set_piomode,
.set_dmamode = sis_66_set_dmamode,
- .mode_filter = ata_pci_default_filter,
-
- .tf_load = ata_tf_load,
- .tf_read = ata_tf_read,
- .check_status = ata_check_status,
- .exec_command = ata_exec_command,
- .dev_select = ata_std_dev_select,
.cable_detect = sis_66_cable_detect,
-
- .freeze = ata_bmdma_freeze,
- .thaw = ata_bmdma_thaw,
- .error_handler = sis_error_handler,
- .post_internal_cmd = ata_bmdma_post_internal_cmd,
-
- .bmdma_setup = ata_bmdma_setup,
- .bmdma_start = ata_bmdma_start,
- .bmdma_stop = ata_bmdma_stop,
- .bmdma_status = ata_bmdma_status,
- .qc_prep = ata_qc_prep,
- .qc_issue = ata_qc_issue_prot,
- .data_xfer = ata_data_xfer,
-
- .irq_handler = ata_interrupt,
- .irq_clear = ata_bmdma_irq_clear,
- .irq_on = ata_irq_on,
-
- .port_start = ata_sff_port_start,
};
-static const struct ata_port_operations sis_old_ops = {
+static struct ata_port_operations sis_old_ops = {
+ .inherits = &sis_base_ops,
.set_piomode = sis_old_set_piomode,
.set_dmamode = sis_old_set_dmamode,
- .mode_filter = ata_pci_default_filter,
-
- .tf_load = ata_tf_load,
- .tf_read = ata_tf_read,
- .check_status = ata_check_status,
- .exec_command = ata_exec_command,
- .dev_select = ata_std_dev_select,
-
- .freeze = ata_bmdma_freeze,
- .thaw = ata_bmdma_thaw,
- .error_handler = sis_error_handler,
- .post_internal_cmd = ata_bmdma_post_internal_cmd,
.cable_detect = ata_cable_40wire,
-
- .bmdma_setup = ata_bmdma_setup,
- .bmdma_start = ata_bmdma_start,
- .bmdma_stop = ata_bmdma_stop,
- .bmdma_status = ata_bmdma_status,
- .qc_prep = ata_qc_prep,
- .qc_issue = ata_qc_issue_prot,
- .data_xfer = ata_data_xfer,
-
- .irq_handler = ata_interrupt,
- .irq_clear = ata_bmdma_irq_clear,
- .irq_on = ata_irq_on,
-
- .port_start = ata_sff_port_start,
};
static const struct ata_port_info sis_info = {
- .sht = &sis_sht,
.flags = ATA_FLAG_SLAVE_POSS,
- .pio_mask = 0x1f, /* pio0-4 */
- .mwdma_mask = 0x07,
- .udma_mask = 0,
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ /* No UDMA */
.port_ops = &sis_old_ops,
};
static const struct ata_port_info sis_info33 = {
- .sht = &sis_sht,
.flags = ATA_FLAG_SLAVE_POSS,
- .pio_mask = 0x1f, /* pio0-4 */
- .mwdma_mask = 0x07,
- .udma_mask = ATA_UDMA2, /* UDMA 33 */
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
+ .udma_mask = ATA_UDMA2,
.port_ops = &sis_old_ops,
};
static const struct ata_port_info sis_info66 = {
- .sht = &sis_sht,
.flags = ATA_FLAG_SLAVE_POSS,
- .pio_mask = 0x1f, /* pio0-4 */
- .udma_mask = ATA_UDMA4, /* UDMA 66 */
+ .pio_mask = ATA_PIO4,
+ /* No MWDMA */
+ .udma_mask = ATA_UDMA4,
.port_ops = &sis_66_ops,
};
static const struct ata_port_info sis_info100 = {
- .sht = &sis_sht,
.flags = ATA_FLAG_SLAVE_POSS,
- .pio_mask = 0x1f, /* pio0-4 */
+ .pio_mask = ATA_PIO4,
+ /* No MWDMA */
.udma_mask = ATA_UDMA5,
.port_ops = &sis_100_ops,
};
static const struct ata_port_info sis_info100_early = {
- .sht = &sis_sht,
.flags = ATA_FLAG_SLAVE_POSS,
+ .pio_mask = ATA_PIO4,
+ /* No MWDMA */
.udma_mask = ATA_UDMA5,
- .pio_mask = 0x1f, /* pio0-4 */
.port_ops = &sis_66_ops,
};
static const struct ata_port_info sis_info133 = {
- .sht = &sis_sht,
.flags = ATA_FLAG_SLAVE_POSS,
- .pio_mask = 0x1f, /* pio0-4 */
+ .pio_mask = ATA_PIO4,
+ .mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA6,
.port_ops = &sis_133_ops,
};
const struct ata_port_info sis_info133_for_sata = {
- .sht = &sis_sht,
- .flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST,
- .pio_mask = 0x1f, /* pio0-4 */
+ .flags = ATA_FLAG_SLAVE_POSS,
+ .pio_mask = ATA_PIO4,
+ /* No MWDMA */
.udma_mask = ATA_UDMA6,
.port_ops = &sis_133_for_sata_ops,
};
static const struct ata_port_info sis_info133_early = {
- .sht = &sis_sht,
.flags = ATA_FLAG_SLAVE_POSS,
- .pio_mask = 0x1f, /* pio0-4 */
+ .pio_mask = ATA_PIO4,
+ /* No MWDMA */
.udma_mask = ATA_UDMA6,
.port_ops = &sis_133_early_ops,
};
* @pdev: PCI device to register
* @ent: Entry in sis_pci_tbl matching with @pdev
*
- * Called from kernel PCI layer. We probe for combined mode (sigh),
+ * Called from kernel PCI layer. We probe for combined mode (sigh),
* and then hand over control to libata, for it to do the rest.
*
* LOCKING:
static int sis_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
{
- static int printed_version;
- struct ata_port_info port;
- const struct ata_port_info *ppi[] = { &port, NULL };
+ const struct ata_port_info *ppi[] = { NULL, NULL };
struct pci_dev *host = NULL;
struct sis_chipset *chipset = NULL;
struct sis_chipset *sets;
+ int rc;
static struct sis_chipset sis_chipsets[] = {
0x0, &sis_info100
};
- if (!printed_version++)
- dev_printk(KERN_DEBUG, &pdev->dev,
- "version " DRV_VERSION "\n");
+ ata_print_version_once(&pdev->dev, DRV_VERSION);
- /* We have to find the bridge first */
+ rc = pcim_enable_device(pdev);
+ if (rc)
+ return rc;
+ /* We have to find the bridge first */
for (sets = &sis_chipsets[0]; sets->device; sets++) {
host = pci_get_device(PCI_VENDOR_ID_SI, sets->device, NULL);
if (host != NULL) {
switch(trueid) {
case 0x5518: /* SIS 962/963 */
+ dev_info(&pdev->dev,
+ "SiS 962/963 MuTIOL IDE UDMA133 controller\n");
chipset = &sis133;
if ((idemisc & 0x40000000) == 0) {
pci_write_config_dword(pdev, 0x54, idemisc | 0x40000000);
- printk(KERN_INFO "SIS5513: Switching to 5513 register mapping\n");
+ dev_info(&pdev->dev,
+ "Switching to 5513 register mapping\n");
}
break;
case 0x0180: /* SIS 965/965L */
- chipset = &sis133;
+ chipset = &sis133;
break;
case 0x1180: /* SIS 966/966L */
- chipset = &sis133;
+ chipset = &sis133;
break;
}
}
if (chipset == NULL)
return -ENODEV;
- port = *chipset->info;
- port.private_data = chipset;
+ ppi[0] = chipset->info;
sis_fixup(pdev, chipset);
- return ata_pci_init_one(pdev, ppi);
+ return ata_pci_bmdma_init_one(pdev, ppi, &sis_sht, chipset, 0);
+}
+
+#ifdef CONFIG_PM
+static int sis_reinit_one(struct pci_dev *pdev)
+{
+ struct ata_host *host = dev_get_drvdata(&pdev->dev);
+ int rc;
+
+ rc = ata_pci_device_do_resume(pdev);
+ if (rc)
+ return rc;
+
+ sis_fixup(pdev, host->private_data);
+
+ ata_host_resume(host);
+ return 0;
}
+#endif
static const struct pci_device_id sis_pci_tbl[] = {
{ PCI_VDEVICE(SI, 0x5513), }, /* SiS 5513 */
.remove = ata_pci_remove_one,
#ifdef CONFIG_PM
.suspend = ata_pci_device_suspend,
- .resume = ata_pci_device_resume,
+ .resume = sis_reinit_one,
#endif
};
Code Review / linux-2.6.git / blobdiff