diff options
Diffstat (limited to 'drivers/ide/pci/cy82c693.c')
| -rw-r--r-- | drivers/ide/pci/cy82c693.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/drivers/ide/pci/cy82c693.c b/drivers/ide/pci/cy82c693.c index 69820e9224d..1e3d60a8700 100644 --- a/drivers/ide/pci/cy82c693.c +++ b/drivers/ide/pci/cy82c693.c @@ -50,18 +50,12 @@ #define DRV_NAME "cy82c693" -/* the current version */ -#define CY82_VERSION "CY82C693U driver v0.34 99-13-12 Andreas S. Krebs (akrebs@altavista.net)" - /* * The following are used to debug the driver. */ #define CY82C693_DEBUG_LOGS 0 #define CY82C693_DEBUG_INFO 0 -/* define CY82C693_SETDMA_CLOCK to set DMA Controller Clock Speed to ATCLK */ -#undef CY82C693_SETDMA_CLOCK - /* * NOTE: the value for busmaster timeout is tricky and I got it by * trial and error! By using a to low value will cause DMA timeouts @@ -89,7 +83,6 @@ #define CY82_INDEX_PORT 0x22 #define CY82_DATA_PORT 0x23 -#define CY82_INDEX_CTRLREG1 0x01 #define CY82_INDEX_CHANNEL0 0x30 #define CY82_INDEX_CHANNEL1 0x31 #define CY82_INDEX_TIMEOUT 0x32 @@ -329,58 +322,6 @@ static void cy82c693_set_pio_mode(ide_drive_t *drive, const u8 pio) #endif /* CY82C693_DEBUG_INFO */ } -/* - * this function is called during init and is used to setup the cy82c693 chip - */ -static unsigned int init_chipset_cy82c693(struct pci_dev *dev) -{ - if (PCI_FUNC(dev->devfn) != 1) - return 0; - -#ifdef CY82C693_SETDMA_CLOCK - u8 data = 0; -#endif /* CY82C693_SETDMA_CLOCK */ - - /* write info about this verion of the driver */ - printk(KERN_INFO CY82_VERSION "\n"); - -#ifdef CY82C693_SETDMA_CLOCK - /* okay let's set the DMA clock speed */ - - outb(CY82_INDEX_CTRLREG1, CY82_INDEX_PORT); - data = inb(CY82_DATA_PORT); - -#if CY82C693_DEBUG_INFO - printk(KERN_INFO DRV_NAME ": Peripheral Configuration Register: 0x%X\n", - data); -#endif /* CY82C693_DEBUG_INFO */ - - /* - * for some reason sometimes the DMA controller - * speed is set to ATCLK/2 ???? - we fix this here - * - * note: i don't know what causes this strange behaviour, - * but even changing the dma speed doesn't solve it :-( - * the ide performance is still only half the normal speed - * - * if anybody knows what goes wrong with my machine, please - * let me know - ASK - */ - - data |= 0x03; - - outb(CY82_INDEX_CTRLREG1, CY82_INDEX_PORT); - outb(data, CY82_DATA_PORT); - -#if CY82C693_DEBUG_INFO - printk(KERN_INFO ": New Peripheral Configuration Register: 0x%X\n", - data); -#endif /* CY82C693_DEBUG_INFO */ - -#endif /* CY82C693_SETDMA_CLOCK */ - return 0; -} - static void __devinit init_iops_cy82c693(ide_hwif_t *hwif) { static ide_hwif_t *primary; @@ -401,7 +342,6 @@ static const struct ide_port_ops cy82c693_port_ops = { static const struct ide_port_info cy82c693_chipset __devinitdata = { .name = DRV_NAME, - .init_chipset = init_chipset_cy82c693, .init_iops = init_iops_cy82c693, .port_ops = &cy82c693_port_ops, .chipset = ide_cy82c693, |