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Commit 6813194d authored by Jens Axboe's avatar Jens Axboe
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cmd640 update

parent dcb09a97
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Showing with 71 additions and 39 deletions
drivers/ide/pci/cmd640.c
View file @ 6813194d
......@@ -169,21 +169,21 @@ int cmd640_vlb = 0;
/*
* Registers and masks for easy access by drive index:
*/
static byte prefetch_regs[4] = {CNTRL, CNTRL, ARTTIM23, ARTTIM23};
static byte prefetch_masks[4] = {CNTRL_DIS_RA0, CNTRL_DIS_RA1, ARTTIM23_DIS_RA2, ARTTIM23_DIS_RA3};
static u8 prefetch_regs[4] = {CNTRL, CNTRL, ARTTIM23, ARTTIM23};
static u8 prefetch_masks[4] = {CNTRL_DIS_RA0, CNTRL_DIS_RA1, ARTTIM23_DIS_RA2, ARTTIM23_DIS_RA3};
#ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
static byte arttim_regs[4] = {ARTTIM0, ARTTIM1, ARTTIM23, ARTTIM23};
static byte drwtim_regs[4] = {DRWTIM0, DRWTIM1, DRWTIM23, DRWTIM23};
static u8 arttim_regs[4] = {ARTTIM0, ARTTIM1, ARTTIM23, ARTTIM23};
static u8 drwtim_regs[4] = {DRWTIM0, DRWTIM1, DRWTIM23, DRWTIM23};
/*
* Current cmd640 timing values for each drive.
* The defaults for each are the slowest possible timings.
*/
static byte setup_counts[4] = {4, 4, 4, 4}; /* Address setup count (in clocks) */
static byte active_counts[4] = {16, 16, 16, 16}; /* Active count (encoded) */
static byte recovery_counts[4] = {16, 16, 16, 16}; /* Recovery count (encoded) */
static u8 setup_counts[4] = {4, 4, 4, 4}; /* Address setup count (in clocks) */
static u8 active_counts[4] = {16, 16, 16, 16}; /* Active count (encoded) */
static u8 recovery_counts[4] = {16, 16, 16, 16}; /* Recovery count (encoded) */
#endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
......@@ -197,8 +197,8 @@ static ide_drive_t *cmd_drives[4];
* Interface to access cmd640x registers
*/
static unsigned int cmd640_key;
static void (*put_cmd640_reg)(unsigned short reg, byte val);
static byte (*get_cmd640_reg)(unsigned short reg);
static void (*put_cmd640_reg)(u16 reg, u8 val);
static u8 (*get_cmd640_reg)(u16 reg);
/*
* This is read from the CFR reg, and is used in several places.
......@@ -213,7 +213,7 @@ static unsigned int cmd640_chip_version;
/* PCI method 1 access */
static void put_cmd640_reg_pci1 (unsigned short reg, byte val)
static void put_cmd640_reg_pci1 (u16 reg, u8 val)
{
unsigned long flags;
......@@ -223,9 +223,9 @@ static void put_cmd640_reg_pci1 (unsigned short reg, byte val)
spin_unlock_irqrestore(&ide_lock, flags);
}
static byte get_cmd640_reg_pci1 (unsigned short reg)
static u8 get_cmd640_reg_pci1 (u16 reg)
{
byte b;
u8 b;
unsigned long flags;
spin_lock_irqsave(&ide_lock, flags);
......@@ -237,7 +237,7 @@ static byte get_cmd640_reg_pci1 (unsigned short reg)
/* PCI method 2 access (from CMD datasheet) */
static void put_cmd640_reg_pci2 (unsigned short reg, byte val)
static void put_cmd640_reg_pci2 (u16 reg, u8 val)
{
unsigned long flags;
......@@ -248,9 +248,9 @@ static void put_cmd640_reg_pci2 (unsigned short reg, byte val)
spin_unlock_irqrestore(&ide_lock, flags);
}
static byte get_cmd640_reg_pci2 (unsigned short reg)
static u8 get_cmd640_reg_pci2 (u16 reg)
{
byte b;
u8 b;
unsigned long flags;
spin_lock_irqsave(&ide_lock, flags);
......@@ -263,7 +263,7 @@ static byte get_cmd640_reg_pci2 (unsigned short reg)
/* VLB access */
static void put_cmd640_reg_vlb (unsigned short reg, byte val)
static void put_cmd640_reg_vlb (u16 reg, u8 val)
{
unsigned long flags;
......@@ -273,9 +273,9 @@ static void put_cmd640_reg_vlb (unsigned short reg, byte val)
spin_unlock_irqrestore(&ide_lock, flags);
}
static byte get_cmd640_reg_vlb (unsigned short reg)
static u8 get_cmd640_reg_vlb (u16 reg)
{
byte b;
u8 b;
unsigned long flags;
spin_lock_irqsave(&ide_lock, flags);
......@@ -287,7 +287,7 @@ static byte get_cmd640_reg_vlb (unsigned short reg)
static int __init match_pci_cmd640_device (void)
{
const byte ven_dev[4] = {0x95, 0x10, 0x40, 0x06};
const u8 ven_dev[4] = {0x95, 0x10, 0x40, 0x06};
unsigned int i;
for (i = 0; i < 4; i++) {
if (get_cmd640_reg(i) != ven_dev[i])
......@@ -337,7 +337,7 @@ static int __init probe_for_cmd640_pci2 (void)
*/
static int __init probe_for_cmd640_vlb (void)
{
byte b;
u8 b;
get_cmd640_reg = get_cmd640_reg_vlb;
put_cmd640_reg = put_cmd640_reg_vlb;
......@@ -380,7 +380,7 @@ static int __init secondary_port_responding (void)
/*
* Dump out all cmd640 registers. May be called from ide.c
*/
void cmd640_dump_regs (void)
static void cmd640_dump_regs (void)
{
unsigned int reg = cmd640_vlb ? 0x50 : 0x00;
......@@ -402,7 +402,7 @@ void cmd640_dump_regs (void)
static void __init check_prefetch (unsigned int index)
{
ide_drive_t *drive = cmd_drives[index];
byte b = get_cmd640_reg(prefetch_regs[index]);
u8 b = get_cmd640_reg(prefetch_regs[index]);
if (b & prefetch_masks[index]) { /* is prefetch off? */
drive->no_unmask = 0;
......@@ -450,7 +450,7 @@ static void set_prefetch_mode (unsigned int index, int mode)
{
ide_drive_t *drive = cmd_drives[index];
int reg = prefetch_regs[index];
byte b;
u8 b;
unsigned long flags;
spin_lock_irqsave(&ide_lock, flags);
......@@ -477,7 +477,7 @@ static void set_prefetch_mode (unsigned int index, int mode)
*/
static void display_clocks (unsigned int index)
{
byte active_count, recovery_count;
u8 active_count, recovery_count;
active_count = active_counts[index];
if (active_count == 1)
......@@ -494,7 +494,7 @@ static void display_clocks (unsigned int index)
* Pack active and recovery counts into single byte representation
* used by controller
*/
inline static byte pack_nibbles (byte upper, byte lower)
inline static u8 pack_nibbles (u8 upper, u8 lower)
{
return ((upper & 0x0f) << 4) | (lower & 0x0f);
}
......@@ -504,7 +504,7 @@ inline static byte pack_nibbles (byte upper, byte lower)
*/
static void __init retrieve_drive_counts (unsigned int index)
{
byte b;
u8 b;
/*
* Get the internal setup timing, and convert to clock count
......@@ -534,9 +534,9 @@ static void __init retrieve_drive_counts (unsigned int index)
static void program_drive_counts (unsigned int index)
{
unsigned long flags;
byte setup_count = setup_counts[index];
byte active_count = active_counts[index];
byte recovery_count = recovery_counts[index];
u8 setup_count = setup_counts[index];
u8 active_count = active_counts[index];
u8 recovery_count = recovery_counts[index];
/*
* Set up address setup count and drive read/write timing registers.
......@@ -585,10 +585,10 @@ static void program_drive_counts (unsigned int index)
/*
* Set a specific pio_mode for a drive
*/
static void cmd640_set_mode (unsigned int index, byte pio_mode, unsigned int cycle_time)
static void cmd640_set_mode (unsigned int index, u8 pio_mode, unsigned int cycle_time)
{
int setup_time, active_time, recovery_time, clock_time;
byte setup_count, active_count, recovery_count, recovery_count2, cycle_count;
u8 setup_count, active_count, recovery_count, recovery_count2, cycle_count;
int bus_speed = system_bus_clock();
if (pio_mode > 5)
......@@ -640,9 +640,9 @@ static void cmd640_set_mode (unsigned int index, byte pio_mode, unsigned int cyc
/*
* Drive PIO mode selection:
*/
static void cmd640_tune_drive (ide_drive_t *drive, byte mode_wanted)
static void cmd640_tune_drive (ide_drive_t *drive, u8 mode_wanted)
{
byte b;
u8 b;
ide_pio_data_t d;
unsigned int index = 0;
......@@ -691,7 +691,7 @@ static int pci_conf1(void)
unsigned long flags;
spin_lock_irqsave(&ide_lock, flags);
OUT_BYTE(0x01, 0xCFB);
outb(0x01, 0xCFB);
tmp = inl(0xCF8);
outl(0x80000000, 0xCF8);
if (inl(0xCF8) == 0x80000000) {
......@@ -709,10 +709,10 @@ static int pci_conf2(void)
unsigned long flags;
spin_lock_irqsave(&ide_lock, flags);
OUT_BYTE(0x00, 0xCFB);
OUT_BYTE(0x00, 0xCF8);
OUT_BYTE(0x00, 0xCFA);
if (IN_BYTE(0xCF8) == 0x00 && IN_BYTE(0xCF8) == 0x00) {
outb(0x00, 0xCFB);
outb(0x00, 0xCF8);
outb(0x00, 0xCFA);
if (inb(0xCF8) == 0x00 && inb(0xCF8) == 0x00) {
spin_unlock_irqrestore(&ide_lock, flags);
return 1;
}
......@@ -731,7 +731,7 @@ int __init ide_probe_for_cmd640x (void)
int second_port_cmd640 = 0;
const char *bus_type, *port2;
unsigned int index;
byte b, cfr;
u8 b, cfr;
if (cmd640_vlb && probe_for_cmd640_vlb()) {
bus_type = "VLB";
......
drivers/ide/pci/cmd640.h 0 → 100644
View file @ 6813194d
#ifndef CMD640_H
#define CMD640_H
#include <linux/config.h>
#include <linux/pci.h>
#include <linux/ide.h>
#define IDE_IGNORE ((void *)-1)
static ide_pci_device_t cmd640_chipsets[] __initdata = {
{
vendor: PCI_VENDOR_ID_CMD,
device: PCI_DEVICE_ID_CMD_640,
name: "CMD640",
init_setup: NULL,
init_chipset: NULL,
init_iops: NULL,
init_hwif: IDE_IGNORE,
init_dma: NULL,
channels: 2,
autodma: NODMA,
enablebits: {{0x00,0x00,0x00}, {0x00,0x00,0x00}},
bootable: ON_BOARD,
extra: 0
},{
vendor: 0,
device: 0,
bootable: EOL,
}
}
#endif /* CMD640_H */
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