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path: root/drivers/ata/pata_hpt3x3.c
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Diffstat (limited to 'drivers/ata/pata_hpt3x3.c')
-rw-r--r--drivers/ata/pata_hpt3x3.c47
1 files changed, 34 insertions, 13 deletions
diff --git a/drivers/ata/pata_hpt3x3.c b/drivers/ata/pata_hpt3x3.c
index d216cc564b5..5f1d385eb59 100644
--- a/drivers/ata/pata_hpt3x3.c
+++ b/drivers/ata/pata_hpt3x3.c
@@ -23,7 +23,7 @@
#include <linux/libata.h>
#define DRV_NAME "pata_hpt3x3"
-#define DRV_VERSION "0.4.1"
+#define DRV_VERSION "0.4.2"
static int hpt3x3_probe_init(struct ata_port *ap)
{
@@ -111,7 +111,6 @@ static struct scsi_host_template hpt3x3_sht = {
.can_queue = ATA_DEF_QUEUE,
.this_id = ATA_SHT_THIS_ID,
.sg_tablesize = LIBATA_MAX_PRD,
- .max_sectors = ATA_MAX_SECTORS,
.cmd_per_lun = ATA_SHT_CMD_PER_LUN,
.emulated = ATA_SHT_EMULATED,
.use_clustering = ATA_SHT_USE_CLUSTERING,
@@ -120,6 +119,8 @@ static struct scsi_host_template hpt3x3_sht = {
.slave_configure = ata_scsi_slave_config,
.slave_destroy = ata_scsi_slave_destroy,
.bios_param = ata_std_bios_param,
+ .resume = ata_scsi_device_resume,
+ .suspend = ata_scsi_device_suspend,
};
static struct ata_port_operations hpt3x3_port_ops = {
@@ -158,6 +159,27 @@ static struct ata_port_operations hpt3x3_port_ops = {
};
/**
+ * hpt3x3_init_chipset - chip setup
+ * @dev: PCI device
+ *
+ * Perform the setup required at boot and on resume.
+ */
+
+static void hpt3x3_init_chipset(struct pci_dev *dev)
+{
+ u16 cmd;
+ /* Initialize the board */
+ pci_write_config_word(dev, 0x80, 0x00);
+ /* Check if it is a 343 or a 363. 363 has COMMAND_MEMORY set */
+ pci_read_config_word(dev, PCI_COMMAND, &cmd);
+ if (cmd & PCI_COMMAND_MEMORY)
+ pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0xF0);
+ else
+ pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x20);
+}
+
+
+/**
* hpt3x3_init_one - Initialise an HPT343/363
* @dev: PCI device
* @id: Entry in match table
@@ -178,21 +200,18 @@ static int hpt3x3_init_one(struct pci_dev *dev, const struct pci_device_id *id)
.port_ops = &hpt3x3_port_ops
};
static struct ata_port_info *port_info[2] = { &info, &info };
- u16 cmd;
-
- /* Initialize the board */
- pci_write_config_word(dev, 0x80, 0x00);
- /* Check if it is a 343 or a 363. 363 has COMMAND_MEMORY set */
- pci_read_config_word(dev, PCI_COMMAND, &cmd);
- if (cmd & PCI_COMMAND_MEMORY)
- pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0xF0);
- else
- pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x20);
+ hpt3x3_init_chipset(dev);
/* Now kick off ATA set up */
return ata_pci_init_one(dev, port_info, 2);
}
+static int hpt3x3_reinit_one(struct pci_dev *dev)
+{
+ hpt3x3_init_chipset(dev);
+ return ata_pci_device_resume(dev);
+}
+
static const struct pci_device_id hpt3x3[] = {
{ PCI_VDEVICE(TTI, PCI_DEVICE_ID_TTI_HPT343), },
@@ -203,7 +222,9 @@ static struct pci_driver hpt3x3_pci_driver = {
.name = DRV_NAME,
.id_table = hpt3x3,
.probe = hpt3x3_init_one,
- .remove = ata_pci_remove_one
+ .remove = ata_pci_remove_one,
+ .suspend = ata_pci_device_suspend,
+ .resume = hpt3x3_reinit_one,
};
static int __init hpt3x3_init(void)