Commit b3117107 authored by Alan Cox's avatar Alan Cox Committed by Linus Torvalds

[PATCH] update via driver from 3.35-ac to 3.36

parent 4de19940
/*
* $Id: via82cxxx.c,v 3.35-ac2 2002/09/111 Alan Exp $
*
* Copyright (c) 2000-2001 Vojtech Pavlik
*
* Based on the work of:
* Michel Aubry
* Jeff Garzik
* Andre Hedrick
*/
/*
* Version 3.35
* Version 3.36
*
* VIA IDE driver for Linux. Supported southbridges:
*
......@@ -24,6 +14,10 @@
* Michel Aubry
* Jeff Garzik
* Andre Hedrick
*
* Documentation:
* Obsolete device documentation publically available from via.com.tw
* Current device documentation available under NDA only
*/
/*
......@@ -67,6 +61,7 @@
#define VIA_SET_FIFO 0x040 /* Needs to have FIFO split set */
#define VIA_NO_UNMASK 0x080 /* Doesn't work with IRQ unmasking on */
#define VIA_BAD_ID 0x100 /* Has wrong vendor ID (0x1107) */
#define VIA_BAD_AST 0x200 /* Don't touch Address Setup Timing */
/*
* VIA SouthBridge chips.
......@@ -82,8 +77,8 @@ static struct via_isa_bridge {
#ifdef FUTURE_BRIDGES
{ "vt8237", PCI_DEVICE_ID_VIA_8237, 0x00, 0x2f, VIA_UDMA_133 },
#endif
{ "vt8235", PCI_DEVICE_ID_VIA_8235, 0x00, 0x2f, VIA_UDMA_133 },
{ "vt8233a", PCI_DEVICE_ID_VIA_8233A, 0x00, 0x2f, VIA_UDMA_133 },
{ "vt8235", PCI_DEVICE_ID_VIA_8235, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "vt8233a", PCI_DEVICE_ID_VIA_8233A, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
{ "vt8233c", PCI_DEVICE_ID_VIA_8233C_0, 0x00, 0x2f, VIA_UDMA_100 },
{ "vt8233", PCI_DEVICE_ID_VIA_8233_0, 0x00, 0x2f, VIA_UDMA_100 },
{ "vt8231", PCI_DEVICE_ID_VIA_8231, 0x00, 0x2f, VIA_UDMA_100 },
......@@ -152,7 +147,7 @@ static int via_get_info(char *buffer, char **addr, off_t offset, int count)
via_print("----------VIA BusMastering IDE Configuration"
"----------------");
via_print("Driver Version: 3.35-ac");
via_print("Driver Version: 3.36");
via_print("South Bridge: VIA %s",
via_config->name);
......@@ -292,9 +287,11 @@ static void via_set_speed(struct pci_dev *dev, u8 dn, struct ide_timing *timing)
{
u8 t;
if (~via_config->flags & VIA_BAD_AST) {
pci_read_config_byte(dev, VIA_ADDRESS_SETUP, &t);
t = (t & ~(3 << ((3 - dn) << 1))) | ((FIT(timing->setup, 1, 4) - 1) << ((3 - dn) << 1));
pci_write_config_byte(dev, VIA_ADDRESS_SETUP, t);
}
pci_write_config_byte(dev, VIA_8BIT_TIMING + (1 - (dn >> 1)),
((FIT(timing->act8b, 1, 16) - 1) << 4) | (FIT(timing->rec8b, 1, 16) - 1));
......
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