* VIA VT8233c - UDMA100
* VIA VT8235 - UDMA133
* VIA VT8237 - UDMA133
+ * VIA VT8237S - UDMA133
* VIA VT8251 - UDMA133
*
* Most registers remain compatible across chips. Others start reserved
#include <linux/libata.h>
#define DRV_NAME "pata_via"
-#define DRV_VERSION "0.2.0"
+#define DRV_VERSION "0.2.1"
/*
* The following comes directly from Vojtech Pavlik's ide/pci/via82cxxx
u8 rev_max;
u16 flags;
} via_isa_bridges[] = {
+ { "vt8237s", PCI_DEVICE_ID_VIA_8237S, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "vt8251", PCI_DEVICE_ID_VIA_8251, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "cx700", PCI_DEVICE_ID_VIA_CX700, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "vt6410", PCI_DEVICE_ID_VIA_6410, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES},
static void via_config_fifo(struct pci_dev *pdev, unsigned int flags)
{
u8 enable;
-
+
/* 0x40 low bits indicate enabled channels */
pci_read_config_byte(pdev, 0x40 , &enable);
enable &= 3;
-
+
if (flags & VIA_SET_FIFO) {
- u8 fifo_setting[4] = {0x00, 0x60, 0x00, 0x20};
+ static const u8 fifo_setting[4] = {0x00, 0x60, 0x00, 0x20};
u8 fifo;
pci_read_config_byte(pdev, 0x43, &fifo);
/* Initialise the FIFO for the enabled channels. */
via_config_fifo(pdev, config->flags);
-
+
/* Clock set up */
switch(config->flags & VIA_UDMA) {
case VIA_UDMA_NONE:
u32 timing;
struct ata_host *host = dev_get_drvdata(&pdev->dev);
const struct via_isa_bridge *config = host->private_data;
-
+
via_config_fifo(pdev, config->flags);
if ((config->flags & VIA_UDMA) == VIA_UDMA_66) {
timing &= ~0x80008;
pci_write_config_dword(pdev, 0x50, timing);
}
- return ata_pci_device_resume(pdev);
+ return ata_pci_device_resume(pdev);
}
static const struct pci_device_id via[] = {