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-rw-r--r--drivers/ide/pci/aec62xx.c18
-rw-r--r--drivers/ide/pci/alim15x3.c5
-rw-r--r--drivers/ide/pci/amd74xx.c24
-rw-r--r--drivers/ide/pci/atiixp.c37
-rw-r--r--drivers/ide/pci/cmd640.c19
-rw-r--r--drivers/ide/pci/cmd64x.c21
-rw-r--r--drivers/ide/pci/cs5520.c6
-rw-r--r--drivers/ide/pci/cs5530.c4
-rw-r--r--drivers/ide/pci/cs5535.c9
-rw-r--r--drivers/ide/pci/cy82c693.c5
-rw-r--r--drivers/ide/pci/generic.c15
-rw-r--r--drivers/ide/pci/hpt34x.c17
-rw-r--r--drivers/ide/pci/hpt366.c36
-rw-r--r--drivers/ide/pci/it8213.c7
-rw-r--r--drivers/ide/pci/it821x.c8
-rw-r--r--drivers/ide/pci/jmicron.c4
-rw-r--r--drivers/ide/pci/ns87415.c1
-rw-r--r--drivers/ide/pci/opti621.c8
-rw-r--r--drivers/ide/pci/pdc202xx_new.c23
-rw-r--r--drivers/ide/pci/pdc202xx_old.c20
-rw-r--r--drivers/ide/pci/piix.c8
-rw-r--r--drivers/ide/pci/rz1000.c1
-rw-r--r--drivers/ide/pci/sc1200.c43
-rw-r--r--drivers/ide/pci/scc_pata.c76
-rw-r--r--drivers/ide/pci/serverworks.c105
-rw-r--r--drivers/ide/pci/sgiioc4.c3
-rw-r--r--drivers/ide/pci/siimage.c139
-rw-r--r--drivers/ide/pci/sis5513.c4
-rw-r--r--drivers/ide/pci/sl82c105.c22
-rw-r--r--drivers/ide/pci/slc90e66.c4
-rw-r--r--drivers/ide/pci/tc86c001.c7
-rw-r--r--drivers/ide/pci/triflex.c4
-rw-r--r--drivers/ide/pci/trm290.c1
-rw-r--r--drivers/ide/pci/via82cxxx.c26
34 files changed, 322 insertions, 408 deletions
diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c
index e5d09367627e..74432830abf7 100644
--- a/drivers/ide/pci/aec62xx.c
+++ b/drivers/ide/pci/aec62xx.c
@@ -142,7 +142,7 @@ static int aec6260_tune_chipset (ide_drive_t *drive, u8 xferspeed)
static void aec62xx_tune_drive (ide_drive_t *drive, u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
(void) HWIF(drive)->speedproc(drive, pio + XFER_PIO_0);
}
@@ -174,12 +174,6 @@ static unsigned int __devinit init_chipset_aec62xx(struct pci_dev *dev, const ch
{
int bus_speed = system_bus_clock();
- if (dev->resource[PCI_ROM_RESOURCE].start) {
- pci_write_config_dword(dev, PCI_ROM_ADDRESS, dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE);
- printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name,
- (unsigned long)dev->resource[PCI_ROM_RESOURCE].start);
- }
-
if (bus_speed <= 33)
pci_set_drvdata(dev, (void *) aec6xxx_33_base);
else
@@ -271,48 +265,48 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = {
.init_setup = init_setup_aec62xx,
.init_chipset = init_chipset_aec62xx,
.init_hwif = init_hwif_aec62xx,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x07, /* udma0-2 */
},{ /* 1 */
.name = "AEC6260",
.init_setup = init_setup_aec62xx,
.init_chipset = init_chipset_aec62xx,
.init_hwif = init_hwif_aec62xx,
- .channels = 2,
.autodma = NOAUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x1f, /* udma0-4 */
},{ /* 2 */
.name = "AEC6260R",
.init_setup = init_setup_aec62xx,
.init_chipset = init_chipset_aec62xx,
.init_hwif = init_hwif_aec62xx,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
.bootable = NEVER_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x1f, /* udma0-4 */
},{ /* 3 */
.name = "AEC6280",
.init_setup = init_setup_aec6x80,
.init_chipset = init_chipset_aec62xx,
.init_hwif = init_hwif_aec62xx,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x3f, /* udma0-5 */
},{ /* 4 */
.name = "AEC6280R",
.init_setup = init_setup_aec6x80,
.init_chipset = init_chipset_aec62xx,
.init_hwif = init_hwif_aec62xx,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x3f, /* udma0-5 */
}
};
diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c
index ba0fb92b0417..5511c86733dc 100644
--- a/drivers/ide/pci/alim15x3.c
+++ b/drivers/ide/pci/alim15x3.c
@@ -295,7 +295,6 @@ static int ali_get_info (char *buffer, char **addr, off_t offset, int count)
static u8 ali15x3_tune_pio (ide_drive_t *drive, u8 pio)
{
- ide_pio_data_t d;
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
int s_time, a_time, c_time;
@@ -307,7 +306,7 @@ static u8 ali15x3_tune_pio (ide_drive_t *drive, u8 pio)
u8 cd_dma_fifo = 0;
int unit = drive->select.b.unit & 1;
- pio = ide_get_best_pio_mode(drive, pio, 5, &d);
+ pio = ide_get_best_pio_mode(drive, pio, 5);
s_time = ide_pio_timings[pio].setup_time;
a_time = ide_pio_timings[pio].active_time;
if ((s_clc = (s_time * bus_speed + 999) / 1000) >= 8)
@@ -817,9 +816,9 @@ static ide_pci_device_t ali15x3_chipset __devinitdata = {
.init_chipset = init_chipset_ali15x3,
.init_hwif = init_hwif_ali15x3,
.init_dma = init_dma_ali15x3,
- .channels = 2,
.autodma = AUTODMA,
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO5,
};
/**
diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c
index 8d30b99a54d8..06c15a6a3e7d 100644
--- a/drivers/ide/pci/amd74xx.c
+++ b/drivers/ide/pci/amd74xx.c
@@ -1,5 +1,5 @@
/*
- * Version 2.20
+ * Version 2.21
*
* AMD 755/756/766/8111 and nVidia nForce/2/2s/3/3s/CK804/MCP04
* IDE driver for Linux.
@@ -272,10 +272,8 @@ static int amd_set_drive(ide_drive_t *drive, u8 speed)
static void amd74xx_tune_drive(ide_drive_t *drive, u8 pio)
{
- if (pio == 255) {
- amd_set_drive(drive, ide_find_best_pio_mode(drive));
- return;
- }
+ if (pio == 255)
+ pio = ide_get_best_pio_mode(drive, 255, 5);
amd_set_drive(drive, XFER_PIO_0 + min_t(byte, pio, 5));
}
@@ -284,12 +282,14 @@ static int amd74xx_ide_dma_check(ide_drive_t *drive)
{
u8 speed = ide_max_dma_mode(drive);
- if (speed == 0)
- speed = ide_find_best_pio_mode(drive);
+ if (speed == 0) {
+ amd74xx_tune_drive(drive, 255);
+ return -1;
+ }
amd_set_drive(drive, speed);
- if (drive->autodma && (speed & XFER_MODE) != XFER_PIO)
+ if (drive->autodma)
return 0;
return -1;
@@ -448,10 +448,12 @@ static void __devinit init_hwif_amd74xx(ide_hwif_t *hwif)
.name = name_str, \
.init_chipset = init_chipset_amd74xx, \
.init_hwif = init_hwif_amd74xx, \
- .channels = 2, \
.autodma = AUTODMA, \
.enablebits = {{0x40,0x02,0x02}, {0x40,0x01,0x01}}, \
.bootable = ON_BOARD, \
+ .host_flags = IDE_HFLAG_PIO_NO_BLACKLIST \
+ | IDE_HFLAG_PIO_NO_DOWNGRADE, \
+ .pio_mask = ATA_PIO5, \
}
#define DECLARE_NV_DEV(name_str) \
@@ -459,10 +461,12 @@ static void __devinit init_hwif_amd74xx(ide_hwif_t *hwif)
.name = name_str, \
.init_chipset = init_chipset_amd74xx, \
.init_hwif = init_hwif_amd74xx, \
- .channels = 2, \
.autodma = AUTODMA, \
.enablebits = {{0x50,0x02,0x02}, {0x50,0x01,0x01}}, \
.bootable = ON_BOARD, \
+ .host_flags = IDE_HFLAG_PIO_NO_BLACKLIST \
+ | IDE_HFLAG_PIO_NO_DOWNGRADE, \
+ .pio_mask = ATA_PIO5, \
}
static ide_pci_device_t amd74xx_chipsets[] __devinitdata = {
diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c
index 2761510309b3..1725aa402d98 100644
--- a/drivers/ide/pci/atiixp.c
+++ b/drivers/ide/pci/atiixp.c
@@ -1,9 +1,8 @@
/*
- * linux/drivers/ide/pci/atiixp.c Version 0.01-bart2 Feb. 26, 2004
+ * linux/drivers/ide/pci/atiixp.c Version 0.02 Jun 16 2007
*
* Copyright (C) 2003 ATI Inc. <hyu@ati.com>
- * Copyright (C) 2004 Bartlomiej Zolnierkiewicz
- *
+ * Copyright (C) 2004,2007 Bartlomiej Zolnierkiewicz
*/
#include <linux/types.h>
@@ -123,14 +122,14 @@ static void atiixp_dma_host_off(ide_drive_t *drive)
}
/**
- * atiixp_tune_drive - tune a drive attached to a ATIIXP
+ * atiixp_tune_pio - tune a drive attached to a ATIIXP
* @drive: drive to tune
* @pio: desired PIO mode
*
* Set the interface PIO mode.
*/
-static void atiixp_tuneproc(ide_drive_t *drive, u8 pio)
+static void atiixp_tune_pio(ide_drive_t *drive, u8 pio)
{
struct pci_dev *dev = drive->hwif->pci_dev;
unsigned long flags;
@@ -154,6 +153,13 @@ static void atiixp_tuneproc(ide_drive_t *drive, u8 pio)
spin_unlock_irqrestore(&atiixp_lock, flags);
}
+static void atiixp_tuneproc(ide_drive_t *drive, u8 pio)
+{
+ pio = ide_get_best_pio_mode(drive, pio, 4);
+ atiixp_tune_pio(drive, pio);
+ (void)ide_config_drive_speed(drive, XFER_PIO_0 + pio);
+}
+
/**
* atiixp_tune_chipset - tune a ATIIXP interface
* @drive: IDE drive to tune
@@ -175,6 +181,11 @@ static int atiixp_speedproc(ide_drive_t *drive, u8 xferspeed)
speed = ide_rate_filter(drive, xferspeed);
+ if (speed >= XFER_PIO_0 && speed <= XFER_PIO_4) {
+ atiixp_tune_pio(drive, speed - XFER_PIO_0);
+ return ide_config_drive_speed(drive, speed);
+ }
+
spin_lock_irqsave(&atiixp_lock, flags);
save_mdma_mode[drive->dn] = 0;
@@ -201,7 +212,7 @@ static int atiixp_speedproc(ide_drive_t *drive, u8 xferspeed)
else
pio = speed - XFER_PIO_0;
- atiixp_tuneproc(drive, pio);
+ atiixp_tune_pio(drive, pio);
return ide_config_drive_speed(drive, speed);
}
@@ -216,18 +227,13 @@ static int atiixp_speedproc(ide_drive_t *drive, u8 xferspeed)
static int atiixp_dma_check(ide_drive_t *drive)
{
- u8 tspeed, speed;
-
drive->init_speed = 0;
if (ide_tune_dma(drive))
return 0;
- if (ide_use_fast_pio(drive)) {
- tspeed = ide_get_best_pio_mode(drive, 255, 5, NULL);
- speed = atiixp_dma_2_pio(XFER_PIO_0 + tspeed) + XFER_PIO_0;
- atiixp_speedproc(drive, speed);
- }
+ if (ide_use_fast_pio(drive))
+ atiixp_tuneproc(drive, 255);
return -1;
}
@@ -285,17 +291,18 @@ static ide_pci_device_t atiixp_pci_info[] __devinitdata = {
{ /* 0 */
.name = "ATIIXP",
.init_hwif = init_hwif_atiixp,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x48,0x01,0x00}, {0x48,0x08,0x00}},
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO4,
},{ /* 1 */
.name = "SB600_PATA",
.init_hwif = init_hwif_atiixp,
- .channels = 1,
.autodma = AUTODMA,
.enablebits = {{0x48,0x01,0x00}, {0x00,0x00,0x00}},
.bootable = ON_BOARD,
+ .host_flags = IDE_HFLAG_SINGLE,
+ .pio_mask = ATA_PIO4,
},
};
diff --git a/drivers/ide/pci/cmd640.c b/drivers/ide/pci/cmd640.c
index dc43f009acab..9689494efa24 100644
--- a/drivers/ide/pci/cmd640.c
+++ b/drivers/ide/pci/cmd640.c
@@ -633,9 +633,8 @@ static void cmd640_set_mode (unsigned int index, u8 pio_mode, unsigned int cycle
*/
static void cmd640_tune_drive (ide_drive_t *drive, u8 mode_wanted)
{
+ unsigned int index = 0, cycle_time;
u8 b;
- ide_pio_data_t d;
- unsigned int index = 0;
while (drive != cmd_drives[index]) {
if (++index > 3) {
@@ -662,16 +661,14 @@ static void cmd640_tune_drive (ide_drive_t *drive, u8 mode_wanted)
return;
}
- (void) ide_get_best_pio_mode (drive, mode_wanted, 5, &d);
- cmd640_set_mode (index, d.pio_mode, d.cycle_time);
+ mode_wanted = ide_get_best_pio_mode(drive, mode_wanted, 5);
+ cycle_time = ide_pio_cycle_time(drive, mode_wanted);
+ cmd640_set_mode(index, mode_wanted, cycle_time);
+
+ printk("%s: selected cmd640 PIO mode%d (%dns)",
+ drive->name, mode_wanted, cycle_time);
- printk ("%s: selected cmd640 PIO mode%d (%dns)%s",
- drive->name,
- d.pio_mode,
- d.cycle_time,
- d.overridden ? " (overriding vendor mode)" : "");
display_clocks(index);
- return;
}
#endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
@@ -769,6 +766,7 @@ int __init ide_probe_for_cmd640x (void)
cmd_hwif0->name, 'a' + cmd640_chip_version - 1, bus_type, cfr);
cmd_hwif0->chipset = ide_cmd640;
#ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
+ cmd_hwif0->pio_mask = ATA_PIO5;
cmd_hwif0->tuneproc = &cmd640_tune_drive;
#endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
@@ -824,6 +822,7 @@ int __init ide_probe_for_cmd640x (void)
cmd_hwif1->mate = cmd_hwif0;
cmd_hwif1->channel = 1;
#ifdef CONFIG_BLK_DEV_CMD640_ENHANCED
+ cmd_hwif1->pio_mask = ATA_PIO5;
cmd_hwif1->tuneproc = &cmd640_tune_drive;
#endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */
}
diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c
index 1e89dd6e5bbf..19633c5aba15 100644
--- a/drivers/ide/pci/cmd64x.c
+++ b/drivers/ide/pci/cmd64x.c
@@ -221,17 +221,18 @@ static u8 cmd64x_tune_pio (ide_drive_t *drive, u8 mode_wanted)
{
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
- ide_pio_data_t pio;
+ unsigned int cycle_time;
u8 pio_mode, setup_count, arttim = 0;
static const u8 setup_values[] = {0x40, 0x40, 0x40, 0x80, 0, 0xc0};
static const u8 arttim_regs[4] = {ARTTIM0, ARTTIM1, ARTTIM23, ARTTIM23};
- pio_mode = ide_get_best_pio_mode(drive, mode_wanted, 5, &pio);
- cmdprintk("%s: PIO mode wanted %d, selected %d (%d ns)%s\n",
- drive->name, mode_wanted, pio_mode, pio.cycle_time,
- pio.overridden ? " (overriding vendor mode)" : "");
+ pio_mode = ide_get_best_pio_mode(drive, mode_wanted, 5);
+ cycle_time = ide_pio_cycle_time(drive, pio_mode);
- program_cycle_times(drive, pio.cycle_time,
+ cmdprintk("%s: PIO mode wanted %d, selected %d (%d ns)\n",
+ drive->name, mode_wanted, pio_mode, cycle_time);
+
+ program_cycle_times(drive, cycle_time,
ide_pio_timings[pio_mode].active_time);
setup_count = quantize_timing(ide_pio_timings[pio_mode].setup_time,
@@ -618,40 +619,40 @@ static ide_pci_device_t cmd64x_chipsets[] __devinitdata = {
.init_setup = init_setup_cmd64x,
.init_chipset = init_chipset_cmd64x,
.init_hwif = init_hwif_cmd64x,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x00,0x00,0x00}, {0x51,0x08,0x08}},
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO5,
.udma_mask = 0x00, /* no udma */
},{ /* 1 */
.name = "CMD646",
.init_setup = init_setup_cmd646,
.init_chipset = init_chipset_cmd64x,
.init_hwif = init_hwif_cmd64x,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO5,
.udma_mask = 0x07, /* udma0-2 */
},{ /* 2 */
.name = "CMD648",
.init_setup = init_setup_cmd64x,
.init_chipset = init_chipset_cmd64x,
.init_hwif = init_hwif_cmd64x,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO5,
.udma_mask = 0x1f, /* udma0-4 */
},{ /* 3 */
.name = "CMD649",
.init_setup = init_setup_cmd64x,
.init_chipset = init_chipset_cmd64x,
.init_hwif = init_hwif_cmd64x,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO5,
.udma_mask = 0x3f, /* udma0-5 */
}
};
diff --git a/drivers/ide/pci/cs5520.c b/drivers/ide/pci/cs5520.c
index 3b88a3a56116..bccedf9b8b28 100644
--- a/drivers/ide/pci/cs5520.c
+++ b/drivers/ide/pci/cs5520.c
@@ -126,7 +126,7 @@ static int cs5520_tune_chipset(ide_drive_t *drive, u8 xferspeed)
static void cs5520_tune_drive(ide_drive_t *drive, u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
cs5520_tune_chipset(drive, (XFER_PIO_0 + pio));
}
@@ -194,10 +194,10 @@ static void __devinit init_hwif_cs5520(ide_hwif_t *hwif)
.name = name_str, \
.init_setup_dma = cs5520_init_setup_dma, \
.init_hwif = init_hwif_cs5520, \
- .channels = 2, \
.autodma = AUTODMA, \
.bootable = ON_BOARD, \
- .flags = IDEPCI_FLAG_ISA_PORTS, \
+ .host_flags = IDE_HFLAG_ISA_PORTS, \
+ .pio_mask = ATA_PIO4, \
}
static ide_pci_device_t cyrix_chipsets[] __devinitdata = {
diff --git a/drivers/ide/pci/cs5530.c b/drivers/ide/pci/cs5530.c
index b5c00d15a704..acaf71fd4c09 100644
--- a/drivers/ide/pci/cs5530.c
+++ b/drivers/ide/pci/cs5530.c
@@ -82,7 +82,7 @@ static void cs5530_tunepio(ide_drive_t *drive, u8 pio)
static void cs5530_tuneproc (ide_drive_t *drive, u8 pio) /* pio=255 means "autotune" */
{
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
if (cs5530_set_xfer_mode(drive, XFER_PIO_0 + pio) == 0)
cs5530_tunepio(drive, pio);
@@ -341,9 +341,9 @@ static ide_pci_device_t cs5530_chipset __devinitdata = {
.name = "CS5530",
.init_chipset = init_chipset_cs5530,
.init_hwif = init_hwif_cs5530,
- .channels = 2,
.autodma = AUTODMA,
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO4,
};
static int __devinit cs5530_init_one(struct pci_dev *dev, const struct pci_device_id *id)
diff --git a/drivers/ide/pci/cs5535.c b/drivers/ide/pci/cs5535.c
index 10f61f38243c..ce44e38390aa 100644
--- a/drivers/ide/pci/cs5535.c
+++ b/drivers/ide/pci/cs5535.c
@@ -89,7 +89,7 @@ static void cs5535_set_speed(ide_drive_t *drive, u8 speed)
pioa = speed - XFER_PIO_0;
piob = ide_get_best_pio_mode(&(drive->hwif->drives[!unit]),
- 255, 4, NULL);
+ 255, 4);
cmd = pioa < piob ? pioa : piob;
/* Write the speed of the current drive */
@@ -159,7 +159,7 @@ static void cs5535_tuneproc(ide_drive_t *drive, u8 xferspeed)
/* cs5535 max pio is pio 4, best_pio will check the blacklist.
i think we don't need to rate_filter the incoming xferspeed
since we know we're only going to choose pio */
- xferspeed = ide_get_best_pio_mode(drive, xferspeed, 4, NULL);
+ xferspeed = ide_get_best_pio_mode(drive, xferspeed, 4);
ide_config_drive_speed(drive, modes[xferspeed]);
cs5535_set_speed(drive, xferspeed);
}
@@ -174,7 +174,7 @@ static int cs5535_dma_check(ide_drive_t *drive)
return 0;
if (ide_use_fast_pio(drive)) {
- speed = ide_get_best_pio_mode(drive, 255, 4, NULL);
+ speed = ide_get_best_pio_mode(drive, 255, 4);
cs5535_set_drive(drive, speed);
}
@@ -228,9 +228,10 @@ static void __devinit init_hwif_cs5535(ide_hwif_t *hwif)
static ide_pci_device_t cs5535_chipset __devinitdata = {
.name = "CS5535",
.init_hwif = init_hwif_cs5535,
- .channels = 1,
.autodma = AUTODMA,
.bootable = ON_BOARD,
+ .host_flags = IDE_HFLAG_SINGLE,
+ .pio_mask = ATA_PIO4,
};
static int __devinit cs5535_init_one(struct pci_dev *dev,
diff --git a/drivers/ide/pci/cy82c693.c b/drivers/ide/pci/cy82c693.c
index 103b9db97853..daa36fcbc8ef 100644
--- a/drivers/ide/pci/cy82c693.c
+++ b/drivers/ide/pci/cy82c693.c
@@ -330,7 +330,7 @@ static void cy82c693_tune_drive (ide_drive_t *drive, u8 pio)
#endif /* CY82C693_DEBUG_LOGS */
/* first let's calc the pio modes */
- pio = ide_get_best_pio_mode(drive, pio, CY82C693_MAX_PIO, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, CY82C693_MAX_PIO);
#if CY82C693_DEBUG_INFO
printk (KERN_INFO "%s: Selected PIO mode %d\n", drive->name, pio);
@@ -483,9 +483,10 @@ static ide_pci_device_t cy82c693_chipset __devinitdata = {
.init_chipset = init_chipset_cy82c693,
.init_iops = init_iops_cy82c693,
.init_hwif = init_hwif_cy82c693,
- .channels = 1,
.autodma = AUTODMA,
.bootable = ON_BOARD,
+ .host_flags = IDE_HFLAG_SINGLE,
+ .pio_mask = ATA_PIO4,
};
static int __devinit cy82c693_init_one(struct pci_dev *dev, const struct pci_device_id *id)
diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c
index 0d51a11e81da..48caa468b762 100644
--- a/drivers/ide/pci/generic.c
+++ b/drivers/ide/pci/generic.c
@@ -95,92 +95,77 @@ static ide_pci_device_t generic_chipsets[] __devinitdata = {
{ /* 0 */
.name = "Unknown",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = AUTODMA,
.bootable = ON_BOARD,
},{ /* 1 */
.name = "NS87410",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x43,0x08,0x08}, {0x47,0x08,0x08}},
.bootable = ON_BOARD,
},{ /* 2 */
.name = "SAMURAI",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = AUTODMA,
.bootable = ON_BOARD,
},{ /* 3 */
.name = "HT6565",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = AUTODMA,
.bootable = ON_BOARD,
},{ /* 4 */
.name = "UM8673F",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = NODMA,
.bootable = ON_BOARD,
},{ /* 5 */
.name = "UM8886A",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = NODMA,
.bootable = ON_BOARD,
},{ /* 6 */
.name = "UM8886BF",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = NODMA,
.bootable = ON_BOARD,
},{ /* 7 */
.name = "HINT_IDE",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = AUTODMA,
.bootable = ON_BOARD,
},{ /* 8 */
.name = "VIA_IDE",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = NOAUTODMA,
.bootable = ON_BOARD,
},{ /* 9 */
.name = "OPTI621V",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = NOAUTODMA,
.bootable = ON_BOARD,
},{ /* 10 */
.name = "VIA8237SATA",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
},{ /* 11 */
.name = "Piccolo0102",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = NOAUTODMA,
.bootable = ON_BOARD,
},{ /* 12 */
.name = "Piccolo0103",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = NOAUTODMA,
.bootable = ON_BOARD,
},{ /* 13 */
.name = "Piccolo0105",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = NOAUTODMA,
.bootable = ON_BOARD,
},{ /* 14 */
.name = "Revolution",
.init_hwif = init_hwif_generic,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
}
diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c
index 2c24c3de8846..19778c5fe711 100644
--- a/drivers/ide/pci/hpt34x.c
+++ b/drivers/ide/pci/hpt34x.c
@@ -80,7 +80,7 @@ static int hpt34x_tune_chipset (ide_drive_t *drive, u8 xferspeed)
static void hpt34x_tune_drive (ide_drive_t *drive, u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 5, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 5);
(void) hpt34x_tune_chipset(drive, (XFER_PIO_0 + pio));
}
@@ -120,17 +120,10 @@ static unsigned int __devinit init_chipset_hpt34x(struct pci_dev *dev, const cha
pci_write_config_byte(dev, HPT34X_PCI_INIT_REG, 0x00);
pci_read_config_word(dev, PCI_COMMAND, &cmd);
- if (cmd & PCI_COMMAND_MEMORY) {
- if (pci_resource_start(dev, PCI_ROM_RESOURCE)) {
- pci_write_config_dword(dev, PCI_ROM_ADDRESS,
- dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE);
- printk(KERN_INFO "HPT345: ROM enabled at 0x%08lx\n",
- (unsigned long)dev->resource[PCI_ROM_RESOURCE].start);
- }
+ if (cmd & PCI_COMMAND_MEMORY)
pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0xF0);
- } else {
+ else
pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x20);
- }
/*
* Since 20-23 can be assigned and are R/W, we correct them.
@@ -182,10 +175,10 @@ static ide_pci_device_t hpt34x_chipset __devinitdata = {
.name = "HPT34X",
.init_chipset = init_chipset_hpt34x,
.init_hwif = init_hwif_hpt34x,
- .channels = 2,
.autodma = NOAUTODMA,
.bootable = NEVER_BOARD,
- .extra = 16
+ .extra = 16,
+ .pio_mask = ATA_PIO5,
};
static int __devinit hpt34x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c
index e9b07a97c340..2cd74c345a6c 100644
--- a/drivers/ide/pci/hpt366.c
+++ b/drivers/ide/pci/hpt366.c
@@ -652,7 +652,7 @@ static int hpt3xx_tune_chipset(ide_drive_t *drive, u8 speed)
static void hpt3xx_tune_drive(ide_drive_t *drive, u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
(void) hpt3xx_tune_chipset (drive, XFER_PIO_0 + pio);
}
@@ -994,14 +994,6 @@ static unsigned int __devinit init_chipset_hpt366(struct pci_dev *dev, const cha
*/
*info = *(struct hpt_info *)pci_get_drvdata(dev);
- /*
- * FIXME: Not portable. Also, why do we enable the ROM in the first place?
- * We don't seem to be using it.
- */
- if (dev->resource[PCI_ROM_RESOURCE].start)
- pci_write_config_dword(dev, PCI_ROM_ADDRESS,
- dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE);
-
pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, (L1_CACHE_BYTES / 4));
pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x78);
pci_write_config_byte(dev, PCI_MIN_GNT, 0x08);
@@ -1491,7 +1483,7 @@ static int __devinit init_setup_hpt366(struct pci_dev *dev, ide_pci_device_t *d)
* to both functions -- really stupid design decision... :-(
* Bit 4 is for the primary channel, bit 5 for the secondary.
*/
- d->channels = 1;
+ d->host_flags |= IDE_HFLAG_SINGLE;
d->enablebits[0].mask = d->enablebits[0].val = 0x10;
d->udma_mask = HPT366_ALLOW_ATA66_3 ?
@@ -1554,71 +1546,71 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = {
.init_chipset = init_chipset_hpt366,
.init_hwif = init_hwif_hpt366,
.init_dma = init_dma_hpt366,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
.bootable = OFF_BOARD,
- .extra = 240
+ .extra = 240,
+ .pio_mask = ATA_PIO4,
},{ /* 1 */
.name = "HPT372A",
.init_setup = init_setup_hpt372a,
.init_chipset = init_chipset_hpt366,
.init_hwif = init_hwif_hpt366,
.init_dma = init_dma_hpt366,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
.udma_mask = HPT372_ALLOW_ATA133_6 ? 0x7f : 0x3f,
.bootable = OFF_BOARD,
- .extra = 240
+ .extra = 240,
+ .pio_mask = ATA_PIO4,
},{ /* 2 */
.name = "HPT302",
.init_setup = init_setup_hpt302,
.init_chipset = init_chipset_hpt366,
.init_hwif = init_hwif_hpt366,
.init_dma = init_dma_hpt366,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
.udma_mask = HPT302_ALLOW_ATA133_6 ? 0x7f : 0x3f,
.bootable = OFF_BOARD,
- .extra = 240
+ .extra = 240,
+ .pio_mask = ATA_PIO4,
},{ /* 3 */
.name = "HPT371",
.init_setup = init_setup_hpt371,
.init_chipset = init_chipset_hpt366,
.init_hwif = init_hwif_hpt366,
.init_dma = init_dma_hpt366,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
.udma_mask = HPT371_ALLOW_ATA133_6 ? 0x7f : 0x3f,
.bootable = OFF_BOARD,
- .extra = 240
+ .extra = 240,
+ .pio_mask = ATA_PIO4,
},{ /* 4 */
.name = "HPT374",
.init_setup = init_setup_hpt374,
.init_chipset = init_chipset_hpt366,
.init_hwif = init_hwif_hpt366,
.init_dma = init_dma_hpt366,
- .channels = 2, /* 4 */
.autodma = AUTODMA,
.enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
.udma_mask = 0x3f,
.bootable = OFF_BOARD,
- .extra = 240
+ .extra = 240,
+ .pio_mask = ATA_PIO4,
},{ /* 5 */
.name = "HPT372N",
.init_setup = init_setup_hpt372n,
.init_chipset = init_chipset_hpt366,
.init_hwif = init_hwif_hpt366,
.init_dma = init_dma_hpt366,
- .channels = 2, /* 4 */
.autodma = AUTODMA,
.enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}},
.udma_mask = HPT372_ALLOW_ATA133_6 ? 0x7f : 0x3f,
.bootable = OFF_BOARD,
- .extra = 240
+ .extra = 240,
+ .pio_mask = ATA_PIO4,
}
};
diff --git a/drivers/ide/pci/it8213.c b/drivers/ide/pci/it8213.c
index ff48c23e571e..95dbed7e6022 100644
--- a/drivers/ide/pci/it8213.c
+++ b/drivers/ide/pci/it8213.c
@@ -82,7 +82,7 @@ static void it8213_tuneproc (ide_drive_t *drive, u8 pio)
{ 2, 1 },
{ 2, 3 }, };
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
spin_lock_irqsave(&tune_lock, flags);
pci_read_config_word(dev, master_port, &master_data);
@@ -214,7 +214,7 @@ static int it8213_config_drive_for_dma (ide_drive_t *drive)
if (ide_tune_dma(drive))
return 0;
- pio = ide_get_best_pio_mode(drive, 255, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, 255, 4);
it8213_tune_chipset(drive, XFER_PIO_0 + pio);
return -1;
@@ -272,10 +272,11 @@ static void __devinit init_hwif_it8213(ide_hwif_t *hwif)
{ \
.name = name_str, \
.init_hwif = init_hwif_it8213, \
- .channels = 1, \
.autodma = AUTODMA, \
.enablebits = {{0x41,0x80,0x80}}, \
.bootable = ON_BOARD, \
+ .host_flags = IDE_HFLAG_SINGLE, \
+ .pio_mask = ATA_PIO4, \
}
static ide_pci_device_t it8213_chipsets[] __devinitdata = {
diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c
index 8197b653ba1e..9286c99e2ff0 100644
--- a/drivers/ide/pci/it821x.c
+++ b/drivers/ide/pci/it821x.c
@@ -255,7 +255,7 @@ static int it821x_tunepio(ide_drive_t *drive, u8 set_pio)
* on the cable.
*/
if (pair) {
- u8 pair_pio = ide_get_best_pio_mode(pair, 255, 4, NULL);
+ u8 pair_pio = ide_get_best_pio_mode(pair, 255, 4);
/* trim PIO to the slowest of the master/slave */
if (pair_pio < set_pio)
set_pio = pair_pio;
@@ -276,7 +276,7 @@ static int it821x_tunepio(ide_drive_t *drive, u8 set_pio)
static void it821x_tuneproc(ide_drive_t *drive, u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
(void)it821x_tunepio(drive, pio);
}
@@ -718,10 +718,10 @@ static unsigned int __devinit init_chipset_it821x(struct pci_dev *dev, const cha
.name = name_str, \
.init_chipset = init_chipset_it821x, \
.init_hwif = init_hwif_it821x, \
- .channels = 2, \
.autodma = AUTODMA, \
.bootable = ON_BOARD, \
- .fixup = it821x_fixups \
+ .fixup = it821x_fixups, \
+ .pio_mask = ATA_PIO4, \
}
static ide_pci_device_t it821x_chipsets[] __devinitdata = {
diff --git a/drivers/ide/pci/jmicron.c b/drivers/ide/pci/jmicron.c
index a6008f63e71e..d7ce9dd8de16 100644
--- a/drivers/ide/pci/jmicron.c
+++ b/drivers/ide/pci/jmicron.c
@@ -97,7 +97,7 @@ static void jmicron_tuneproc (ide_drive_t *drive, byte mode_wanted)
static void config_jmicron_chipset_for_pio (ide_drive_t *drive, byte set_speed)
{
- u8 speed = XFER_PIO_0 + ide_get_best_pio_mode(drive, 255, 5, NULL);
+ u8 speed = XFER_PIO_0 + ide_get_best_pio_mode(drive, 255, 5);
if (set_speed)
(void) ide_config_drive_speed(drive, speed);
}
@@ -177,10 +177,10 @@ fallback:
{ \
.name = name_str, \
.init_hwif = init_hwif_jmicron, \
- .channels = 2, \
.autodma = AUTODMA, \
.bootable = ON_BOARD, \
.enablebits = { {0x40, 1, 1}, {0x40, 0x10, 0x10} }, \
+ .pio_mask = ATA_PIO5, \
}
static ide_pci_device_t jmicron_chipsets[] __devinitdata = {
diff --git a/drivers/ide/pci/ns87415.c b/drivers/ide/pci/ns87415.c
index b310c4f51077..09941f37d635 100644
--- a/drivers/ide/pci/ns87415.c
+++ b/drivers/ide/pci/ns87415.c
@@ -281,7 +281,6 @@ static ide_pci_device_t ns87415_chipset __devinitdata = {
.init_iops = init_iops_ns87415,
#endif
.init_hwif = init_hwif_ns87415,
- .channels = 2,
.autodma = AUTODMA,
.bootable = ON_BOARD,
};
diff --git a/drivers/ide/pci/opti621.c b/drivers/ide/pci/opti621.c
index aede7eee9246..3a2bb2723515 100644
--- a/drivers/ide/pci/opti621.c
+++ b/drivers/ide/pci/opti621.c
@@ -147,12 +147,12 @@ static void compute_pios(ide_drive_t *drive, u8 pio)
int d;
ide_hwif_t *hwif = HWIF(drive);
- drive->drive_data = ide_get_best_pio_mode(drive, pio, OPTI621_MAX_PIO, NULL);
+ drive->drive_data = ide_get_best_pio_mode(drive, pio, OPTI621_MAX_PIO);
for (d = 0; d < 2; ++d) {
drive = &hwif->drives[d];
if (drive->present) {
if (drive->drive_data == PIO_DONT_KNOW)
- drive->drive_data = ide_get_best_pio_mode(drive, 255, OPTI621_MAX_PIO, NULL);
+ drive->drive_data = ide_get_best_pio_mode(drive, 255, OPTI621_MAX_PIO);
#ifdef OPTI621_DEBUG
printk("%s: Selected PIO mode %d\n",
drive->name, drive->drive_data);
@@ -350,17 +350,17 @@ static ide_pci_device_t opti621_chipsets[] __devinitdata = {
{ /* 0 */
.name = "OPTI621",
.init_hwif = init_hwif_opti621,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x45,0x80,0x00}, {0x40,0x08,0x00}},
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO3,
},{ /* 1 */
.name = "OPTI621X",
.init_hwif = init_hwif_opti621,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x45,0x80,0x00}, {0x40,0x08,0x00}},
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO3,
}
};
diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c
index ee5020df005d..8a66a2871b3a 100644
--- a/drivers/ide/pci/pdc202xx_new.c
+++ b/drivers/ide/pci/pdc202xx_new.c
@@ -219,7 +219,7 @@ static int pdcnew_tune_chipset(ide_drive_t *drive, u8 speed)
static void pdcnew_tune_drive(ide_drive_t *drive, u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
(void)pdcnew_tune_chipset(drive, XFER_PIO_0 + pio);
}
@@ -378,13 +378,6 @@ static unsigned int __devinit init_chipset_pdcnew(struct pci_dev *dev, const cha
int f, r;
u8 pll_ctl0, pll_ctl1;
- if (dev->resource[PCI_ROM_RESOURCE].start) {
- pci_write_config_dword(dev, PCI_ROM_ADDRESS,
- dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE);
- printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name,
- (unsigned long)dev->resource[PCI_ROM_RESOURCE].start);
- }
-
#ifdef CONFIG_PPC_PMAC
apple_kiwi_init(dev);
#endif
@@ -573,63 +566,63 @@ static ide_pci_device_t pdcnew_chipsets[] __devinitdata = {
.init_setup = init_setup_pdcnew,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x3f, /* udma0-5 */
},{ /* 1 */
.name = "PDC20269",
.init_setup = init_setup_pdcnew,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x7f, /* udma0-6*/
},{ /* 2 */
.name = "PDC20270",
.init_setup = init_setup_pdc20270,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x3f, /* udma0-5 */
},{ /* 3 */
.name = "PDC20271",
.init_setup = init_setup_pdcnew,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x7f, /* udma0-6*/
},{ /* 4 */
.name = "PDC20275",
.init_setup = init_setup_pdcnew,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x7f, /* udma0-6*/
},{ /* 5 */
.name = "PDC20276",
.init_setup = init_setup_pdc20276,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x7f, /* udma0-6*/
},{ /* 6 */
.name = "PDC20277",
.init_setup = init_setup_pdcnew,
.init_chipset = init_chipset_pdcnew,
.init_hwif = init_hwif_pdc202new,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x7f, /* udma0-6*/
}
};
diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c
index 41ac4a94959f..fbcb0bb9c956 100644
--- a/drivers/ide/pci/pdc202xx_old.c
+++ b/drivers/ide/pci/pdc202xx_old.c
@@ -145,7 +145,7 @@ static int pdc202xx_tune_chipset (ide_drive_t *drive, u8 xferspeed)
static void pdc202xx_tune_drive(ide_drive_t *drive, u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
pdc202xx_tune_chipset(drive, XFER_PIO_0 + pio);
}
@@ -316,14 +316,6 @@ static void pdc202xx_reset (ide_drive_t *drive)
static unsigned int __devinit init_chipset_pdc202xx(struct pci_dev *dev,
const char *name)
{
- /* This doesn't appear needed */
- if (dev->resource[PCI_ROM_RESOURCE].start) {
- pci_write_config_dword(dev, PCI_ROM_ADDRESS,
- dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE);
- printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name,
- (unsigned long)dev->resource[PCI_ROM_RESOURCE].start);
- }
-
return dev->irq;
}
@@ -449,10 +441,10 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
.init_chipset = init_chipset_pdc202xx,
.init_hwif = init_hwif_pdc202xx,
.init_dma = init_dma_pdc202xx,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
.extra = 16,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x07, /* udma0-2 */
},{ /* 1 */
.name = "PDC20262",
@@ -460,10 +452,10 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
.init_chipset = init_chipset_pdc202xx,
.init_hwif = init_hwif_pdc202xx,
.init_dma = init_dma_pdc202xx,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
.extra = 48,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x1f, /* udma0-4 */
},{ /* 2 */
.name = "PDC20263",
@@ -471,10 +463,10 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
.init_chipset = init_chipset_pdc202xx,
.init_hwif = init_hwif_pdc202xx,
.init_dma = init_dma_pdc202xx,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
.extra = 48,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x1f, /* udma0-4 */
},{ /* 3 */
.name = "PDC20265",
@@ -482,10 +474,10 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
.init_chipset = init_chipset_pdc202xx,
.init_hwif = init_hwif_pdc202xx,
.init_dma = init_dma_pdc202xx,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
.extra = 48,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x3f, /* udma0-5 */
},{ /* 4 */
.name = "PDC20267",
@@ -493,10 +485,10 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
.init_chipset = init_chipset_pdc202xx,
.init_hwif = init_hwif_pdc202xx,
.init_dma = init_dma_pdc202xx,
- .channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
.extra = 48,
+ .pio_mask = ATA_PIO4,
.udma_mask = 0x3f, /* udma0-5 */
}
};
diff --git a/drivers/ide/pci/piix.c b/drivers/ide/pci/piix.c
index 1372c35be035..4f69cd067e5e 100644
--- a/drivers/ide/pci/piix.c
+++ b/drivers/ide/pci/piix.c
@@ -219,7 +219,7 @@ static void piix_tune_pio (ide_drive_t *drive, u8 pio)
*/
static void piix_tune_drive (ide_drive_t *drive, u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
piix_tune_pio(drive, pio);
(void) ide_config_drive_speed(drive, XFER_PIO_0 + pio);
}
@@ -495,10 +495,10 @@ static void __devinit init_hwif_piix(ide_hwif_t *hwif)
.name = name_str, \
.init_chipset = init_chipset_piix, \
.init_hwif = init_hwif_piix, \
- .channels = 2, \
.autodma = AUTODMA, \
.enablebits = {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, \
.bootable = ON_BOARD, \
+ .pio_mask = ATA_PIO4, \
.udma_mask = udma, \
}
@@ -514,11 +514,11 @@ static ide_pci_device_t piix_pci_info[] __devinitdata = {
*/
.name = "MPIIX",
.init_hwif = init_hwif_piix,
- .channels = 2,
.autodma = NODMA,
.enablebits = {{0x6d,0xc0,0x80}, {0x6d,0xc0,0xc0}},
.bootable = ON_BOARD,
- .flags = IDEPCI_FLAG_ISA_PORTS
+ .host_flags = IDE_HFLAG_ISA_PORTS,
+ .pio_mask = ATA_PIO4,
},
/* 3 */ DECLARE_PIIX_DEV("PIIX3", 0x00), /* no udma */
diff --git a/drivers/ide/pci/rz1000.c b/drivers/ide/pci/rz1000.c
index f8c954690142..10e1ae7a4a02 100644
--- a/drivers/ide/pci/rz1000.c
+++ b/drivers/ide/pci/rz1000.c
@@ -52,7 +52,6 @@ static void __devinit init_hwif_rz1000 (ide_hwif_t *hwif)
static ide_pci_device_t rz1000_chipset __devinitdata = {
.name = "RZ100x",
.init_hwif = init_hwif_rz1000,
- .channels = 2,
.autodma = NODMA,
.bootable = ON_BOARD,
};
diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c
index 523363c93794..9bdc9694d50d 100644
--- a/drivers/ide/pci/sc1200.c
+++ b/drivers/ide/pci/sc1200.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/ide/pci/sc1200.c Version 0.94 Mar 10 2007
+ * linux/drivers/ide/pci/sc1200.c Version 0.95 Jun 16 2007
*
* Copyright (C) 2000-2002 Mark Lord <mlord@pobox.com>
* Copyright (C) 2007 Bartlomiej Zolnierkiewicz
@@ -304,7 +304,7 @@ static void sc1200_tuneproc (ide_drive_t *drive, byte pio) /* mode=255 means "au
return;
}
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
printk("SC1200: %s: setting PIO mode%d\n", drive->name, pio);
if (sc1200_set_xfer_mode(drive, XFER_PIO_0 + pio) == 0)
@@ -390,7 +390,7 @@ static int sc1200_resume (struct pci_dev *dev)
// loop over all interfaces that are part of this pci device:
//
while ((hwif = lookup_pci_dev(hwif, dev)) != NULL) {
- unsigned int basereg, r, d, format;
+ unsigned int basereg, r;
sc1200_saved_state_t *ss = (sc1200_saved_state_t *)hwif->config_data;
//
@@ -402,41 +402,6 @@ static int sc1200_resume (struct pci_dev *dev)
pci_write_config_dword(hwif->pci_dev, basereg + (r<<2), ss->regs[r]);
}
}
- //
- // Re-program drive PIO modes
- //
- pci_read_config_dword(hwif->pci_dev, basereg+4, &format);
- format = (format >> 31) & 1;
- if (format)
- format += sc1200_get_pci_clock();
- for (d = 0; d < 2; ++d) {
- ide_drive_t *drive = &(hwif->drives[d]);
- if (drive->present) {
- unsigned int pio, timings;
- pci_read_config_dword(hwif->pci_dev, basereg+(drive->select.b.unit << 3), &timings);
- for (pio = 0; pio <= 4; ++pio) {
- if (sc1200_pio_timings[format][pio] == timings)
- break;
- }
- if (pio > 4)
- pio = 255; /* autotune */
- (void)sc1200_tuneproc(drive, pio);
- }
- }
- //
- // Re-program drive DMA modes
- //
- for (d = 0; d < MAX_DRIVES; ++d) {
- ide_drive_t *drive = &(hwif->drives[d]);
- if (drive->present && !__ide_dma_bad_drive(drive)) {
- int enable_dma = drive->using_dma;
- hwif->dma_off_quietly(drive);
- if (sc1200_config_dma(drive))
- enable_dma = 0;
- if (enable_dma)
- hwif->dma_host_on(drive);
- }
- }
}
return 0;
}
@@ -471,9 +436,9 @@ static void __devinit init_hwif_sc1200 (ide_hwif_t *hwif)
static ide_pci_device_t sc1200_chipset __devinitdata = {
.name = "SC1200",
.init_hwif = init_hwif_sc1200,
- .channels = 2,
.autodma = AUTODMA,
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO4,
};
static int __devinit sc1200_init_one(struct pci_dev *dev, const struct pci_device_id *id)
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
index 7b87488e3daa..f668d235e6be 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/pci/scc_pata.c
@@ -165,9 +165,9 @@ scc_ide_outbsync(ide_drive_t * drive, u8 addr, unsigned long port)
ide_hwif_t *hwif = HWIF(drive);
out_be32((void*)port, addr);
- __asm__ __volatile__("eieio":::"memory");
+ eieio();
in_be32((void*)(hwif->dma_base + 0x01c));
- __asm__ __volatile__("eieio":::"memory");
+ eieio();
}
static void
@@ -210,7 +210,7 @@ static void scc_tuneproc(ide_drive_t *drive, byte mode_wanted)
unsigned char speed = XFER_PIO_0;
int offset;
- mode_wanted = ide_get_best_pio_mode(drive, mode_wanted, 4, NULL);
+ mode_wanted = ide_get_best_pio_mode(drive, mode_wanted, 4);
switch (mode_wanted) {
case 4:
speed = XFER_PIO_4;
@@ -401,6 +401,33 @@ static int scc_ide_dma_end(ide_drive_t * drive)
ide_hwif_t *hwif = HWIF(drive);
unsigned long intsts_port = hwif->dma_base + 0x014;
u32 reg;
+ int dma_stat, data_loss = 0;
+ static int retry = 0;
+
+ /* errata A308 workaround: Step5 (check data loss) */
+ /* We don't check non ide_disk because it is limited to UDMA4 */
+ if (!(in_be32((void __iomem *)IDE_ALTSTATUS_REG) & ERR_STAT) &&
+ drive->media == ide_disk && drive->current_speed > XFER_UDMA_4) {
+ reg = in_be32((void __iomem *)intsts_port);
+ if (!(reg & INTSTS_ACTEINT)) {
+ printk(KERN_WARNING "%s: operation failed (transfer data loss)\n",
+ drive->name);
+ data_loss = 1;
+ if (retry++) {
+ struct request *rq = HWGROUP(drive)->rq;
+ int unit;
+ /* ERROR_RESET and drive->crc_count are needed
+ * to reduce DMA transfer mode in retry process.
+ */
+ if (rq)
+ rq->errors |= ERROR_RESET;
+ for (unit = 0; unit < MAX_DRIVES; unit++) {
+ ide_drive_t *drive = &hwif->drives[unit];
+ drive->crc_count++;
+ }
+ }
+ }
+ }
while (1) {
reg = in_be32((void __iomem *)intsts_port);
@@ -469,27 +496,25 @@ static int scc_ide_dma_end(ide_drive_t * drive)
break;
}
- return __ide_dma_end(drive);
+ dma_stat = __ide_dma_end(drive);
+ if (data_loss)
+ dma_stat |= 2; /* emulate DMA error (to retry command) */
+ return dma_stat;
}
/* returns 1 if dma irq issued, 0 otherwise */
static int scc_dma_test_irq(ide_drive_t *drive)
{
- ide_hwif_t *hwif = HWIF(drive);
- u8 dma_stat = hwif->INB(hwif->dma_status);
+ ide_hwif_t *hwif = HWIF(drive);
+ u32 int_stat = in_be32((void __iomem *)hwif->dma_base + 0x014);
- /* return 1 if INTR asserted */
- if ((dma_stat & 4) == 4)
+ /* SCC errata A252,A308 workaround: Step4 */
+ if ((in_be32((void __iomem *)IDE_ALTSTATUS_REG) & ERR_STAT) &&
+ (int_stat & INTSTS_INTRQ))
return 1;
- /* Workaround for PTERADD: emulate DMA_INTR when
- * - IDE_STATUS[ERR] = 1
- * - INT_STATUS[INTRQ] = 1
- * - DMA_STATUS[IORACTA] = 1
- */
- if (in_be32((void __iomem *)IDE_ALTSTATUS_REG) & ERR_STAT &&
- in_be32((void __iomem *)(hwif->dma_base + 0x014)) & INTSTS_INTRQ &&
- dma_stat & 1)
+ /* SCC errata A308 workaround: Step5 (polling IOIRQS) */
+ if (int_stat & INTSTS_IOIRQS)
return 1;
if (!drive->waiting_for_dma)
@@ -498,6 +523,21 @@ static int scc_dma_test_irq(ide_drive_t *drive)
return 0;
}
+static u8 scc_udma_filter(ide_drive_t *drive)
+{
+ ide_hwif_t *hwif = drive->hwif;
+ u8 mask = hwif->ultra_mask;
+
+ /* errata A308 workaround: limit non ide_disk drive to UDMA4 */
+ if ((drive->media != ide_disk) && (mask & 0xE0)) {
+ printk(KERN_INFO "%s: limit %s to UDMA4\n",
+ SCC_PATA_NAME, drive->name);
+ mask = 0x1F;
+ }
+
+ return mask;
+}
+
/**
* setup_mmio_scc - map CTRL/BMID region
* @dev: PCI device we are configuring
@@ -702,6 +742,7 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif)
hwif->tuneproc = scc_tuneproc;
hwif->ide_dma_check = scc_config_drive_for_dma;
hwif->ide_dma_test_irq = scc_dma_test_irq;
+ hwif->udma_filter = scc_udma_filter;
hwif->drives[0].autotune = IDE_TUNE_AUTO;
hwif->drives[1].autotune = IDE_TUNE_AUTO;
@@ -731,9 +772,10 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif)
.init_setup = init_setup_scc, \
.init_iops = init_iops_scc, \
.init_hwif = init_hwif_scc, \
- .channels = 1, \
.autodma = AUTODMA, \
.bootable = ON_BOARD, \
+ .host_flags = IDE_HFLAG_SINGLE, \
+ .pio_mask = ATA_PIO4, \
}
static ide_pci_device_t scc_chipsets[] __devinitdata = {
diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c
index ed04e0c8dd4c..9fead2e7d4c8 100644
--- a/drivers/ide/pci/serverworks.c
+++ b/drivers/ide/pci/serverworks.c
@@ -1,5 +1,5 @@
/*
- * linux/drivers/ide/pci/serverworks.c Version 0.20 Jun 3 2007
+ * linux/drivers/ide/pci/serverworks.c Version 0.22 Jun 27 2007
*
* Copyright (C) 1998-2000 Michel Aubry
* Copyright (C) 1998-2000 Andrzej Krzysztofowicz
@@ -123,23 +123,45 @@ static u8 svwks_csb_check (struct pci_dev *dev)
}
return 0;
}
+
+static void svwks_tune_pio(ide_drive_t *drive, const u8 pio)
+{
+ static const u8 pio_modes[] = { 0x5d, 0x47, 0x34, 0x22, 0x20 };
+ static const u8 drive_pci[] = { 0x41, 0x40, 0x43, 0x42 };
+
+ struct pci_dev *dev = drive->hwif->pci_dev;
+
+ pci_write_config_byte(dev, drive_pci[drive->dn], pio_modes[pio]);
+
+ if (svwks_csb_check(dev)) {
+ u16 csb_pio = 0;
+
+ pci_read_config_word(dev, 0x4a, &csb_pio);
+
+ csb_pio &= ~(0x0f << (4 * drive->dn));
+ csb_pio |= (pio << (4 * drive->dn));
+
+ pci_write_config_word(dev, 0x4a, csb_pio);
+ }
+}
+
static int svwks_tune_chipset (ide_drive_t *drive, u8 xferspeed)
{
static const u8 udma_modes[] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05 };
static const u8 dma_modes[] = { 0x77, 0x21, 0x20 };
- static const u8 pio_modes[] = { 0x5d, 0x47, 0x34, 0x22, 0x20 };
- static const u8 drive_pci[] = { 0x41, 0x40, 0x43, 0x42 };
static const u8 drive_pci2[] = { 0x45, 0x44, 0x47, 0x46 };
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
u8 speed = ide_rate_filter(drive, xferspeed);
- u8 pio = ide_get_best_pio_mode(drive, 255, 4, NULL);
u8 unit = (drive->select.b.unit & 0x01);
- u8 csb5 = svwks_csb_check(dev);
- u8 ultra_enable = 0, ultra_timing = 0;
- u8 dma_timing = 0, pio_timing = 0;
- u16 csb5_pio = 0;
+
+ u8 ultra_enable = 0, ultra_timing = 0, dma_timing = 0;
+
+ if (speed >= XFER_PIO_0 && speed <= XFER_PIO_4) {
+ svwks_tune_pio(drive, speed - XFER_PIO_0);
+ return ide_config_drive_speed(drive, speed);
+ }
/* If we are about to put a disk into UDMA mode we screwed up.
Our code assumes we never _ever_ do this on an OSB4 */
@@ -149,31 +171,15 @@ static int svwks_tune_chipset (ide_drive_t *drive, u8 xferspeed)
BUG();
pci_read_config_byte(dev, (0x56|hwif->channel), &ultra_timing);
- pci_read_config_word(dev, 0x4A, &csb5_pio);
pci_read_config_byte(dev, 0x54, &ultra_enable);
ultra_timing &= ~(0x0F << (4*unit));
ultra_enable &= ~(0x01 << drive->dn);
- csb5_pio &= ~(0x0F << (4*drive->dn));
switch(speed) {
- case XFER_PIO_4:
- case XFER_PIO_3:
- case XFER_PIO_2:
- case XFER_PIO_1:
- case XFER_PIO_0:
- pio_timing |= pio_modes[speed - XFER_PIO_0];
- csb5_pio |= ((speed - XFER_PIO_0) << (4*drive->dn));
- break;
-
case XFER_MW_DMA_2:
case XFER_MW_DMA_1:
case XFER_MW_DMA_0:
- /*
- * TODO: always setup PIO mode so this won't be needed
- */
- pio_timing |= pio_modes[pio];
- csb5_pio |= (pio << (4*drive->dn));
dma_timing |= dma_modes[speed - XFER_MW_DMA_0];
break;
@@ -183,11 +189,6 @@ static int svwks_tune_chipset (ide_drive_t *drive, u8 xferspeed)
case XFER_UDMA_2:
case XFER_UDMA_1:
case XFER_UDMA_0:
- /*
- * TODO: always setup PIO mode so this won't be needed
- */
- pio_timing |= pio_modes[pio];
- csb5_pio |= (pio << (4*drive->dn));
dma_timing |= dma_modes[2];
ultra_timing |= ((udma_modes[speed - XFER_UDMA_0]) << (4*unit));
ultra_enable |= (0x01 << drive->dn);
@@ -195,10 +196,6 @@ static int svwks_tune_chipset (ide_drive_t *drive, u8 xferspeed)
break;
}
- pci_write_config_byte(dev, drive_pci[drive->dn], pio_timing);
- if (csb5)
- pci_write_config_word(dev, 0x4A, csb5_pio);
-
pci_write_config_byte(dev, drive_pci2[drive->dn], dma_timing);
pci_write_config_byte(dev, (0x56|hwif->channel), ultra_timing);
pci_write_config_byte(dev, 0x54, ultra_enable);
@@ -208,8 +205,9 @@ static int svwks_tune_chipset (ide_drive_t *drive, u8 xferspeed)
static void svwks_tune_drive (ide_drive_t *drive, u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
- (void)svwks_tune_chipset(drive, XFER_PIO_0 + pio);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
+ svwks_tune_pio(drive, pio);
+ (void)ide_config_drive_speed(drive, XFER_PIO_0 + pio);
}
static int svwks_config_drive_xfer_rate (ide_drive_t *drive)
@@ -389,8 +387,6 @@ static u8 __devinit ata66_svwks(ide_hwif_t *hwif)
static void __devinit init_hwif_svwks (ide_hwif_t *hwif)
{
- u8 dma_stat = 0;
-
if (!hwif->irq)
hwif->irq = hwif->channel ? 15 : 14;
@@ -407,11 +403,11 @@ static void __devinit init_hwif_svwks (ide_hwif_t *hwif)
hwif->autodma = 0;
- if (!hwif->dma_base) {
- hwif->drives[0].autotune = 1;
- hwif->drives[1].autotune = 1;
+ hwif->drives[0].autotune = 1;
+ hwif->drives[1].autotune = 1;
+
+ if (!hwif->dma_base)
return;
- }
hwif->ide_dma_check = &svwks_config_drive_xfer_rate;
if (hwif->pci_dev->device != PCI_DEVICE_ID_SERVERWORKS_OSB4IDE) {
@@ -421,11 +417,7 @@ static void __devinit init_hwif_svwks (ide_hwif_t *hwif)
if (!noautodma)
hwif->autodma = 1;
- dma_stat = inb(hwif->dma_status);
- hwif->drives[0].autodma = (dma_stat & 0x20);
- hwif->drives[1].autodma = (dma_stat & 0x40);
- hwif->drives[0].autotune = (!(dma_stat & 0x20));
- hwif->drives[1].autotune = (!(dma_stat & 0x40));
+ hwif->drives[0].autodma = hwif->drives[1].autodma = 1;
}
static int __devinit init_setup_svwks (struct pci_dev *dev, ide_pci_device_t *d)
@@ -441,9 +433,12 @@ static int __devinit init_setup_csb6 (struct pci_dev *dev, ide_pci_device_t *d)
d->bootable = ON_BOARD;
}
- d->channels = ((dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE ||
- dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2) &&
- (!(PCI_FUNC(dev->devfn) & 1))) ? 1 : 2;
+ if ((dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE ||
+ dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2) &&
+ (!(PCI_FUNC(dev->devfn) & 1)))
+ d->host_flags |= IDE_HFLAG_SINGLE;
+ else
+ d->host_flags &= ~IDE_HFLAG_SINGLE;
return ide_setup_pci_device(dev, d);
}
@@ -454,41 +449,43 @@ static ide_pci_device_t serverworks_chipsets[] __devinitdata = {
.init_setup = init_setup_svwks,
.init_chipset = init_chipset_svwks,
.init_hwif = init_hwif_svwks,
- .channels = 2,
.autodma = AUTODMA,
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO4,
},{ /* 1 */
.name = "SvrWks CSB5",
.init_setup = init_setup_svwks,
.init_chipset = init_chipset_svwks,
.init_hwif = init_hwif_svwks,
- .channels = 2,
.autodma = AUTODMA,
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO4,
},{ /* 2 */
.name = "SvrWks CSB6",
.init_setup = init_setup_csb6,
.init_chipset = init_chipset_svwks,
.init_hwif = init_hwif_svwks,
- .channels = 2,
.autodma = AUTODMA,
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO4,
},{ /* 3 */
.name = "SvrWks CSB6",
.init_setup = init_setup_csb6,
.init_chipset = init_chipset_svwks,
.init_hwif = init_hwif_svwks,
- .channels = 1, /* 2 */
.autodma = AUTODMA,
.bootable = ON_BOARD,
+ .host_flags = IDE_HFLAG_SINGLE,
+ .pio_mask = ATA_PIO4,
},{ /* 4 */
.name = "SvrWks HT1000",
.init_setup = init_setup_svwks,
.init_chipset = init_chipset_svwks,
.init_hwif = init_hwif_svwks,
- .channels = 1, /* 2 */
.autodma = AUTODMA,
.bootable = ON_BOARD,
+ .host_flags = IDE_HFLAG_SINGLE,
+ .pio_mask = ATA_PIO4,
}
};
diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c
index d396b2929ed8..57145767c3df 100644
--- a/drivers/ide/pci/sgiioc4.c
+++ b/drivers/ide/pci/sgiioc4.c
@@ -586,6 +586,7 @@ ide_init_sgiioc4(ide_hwif_t * hwif)
hwif->ultra_mask = 0x0; /* Disable Ultra DMA */
hwif->mwdma_mask = 0x2; /* Multimode-2 DMA */
hwif->swdma_mask = 0x2;
+ hwif->pio_mask = 0x00;
hwif->tuneproc = NULL; /* Sets timing for PIO mode */
hwif->speedproc = NULL; /* Sets timing for DMA &/or PIO modes */
hwif->selectproc = NULL;/* Use the default routine to select drive */
@@ -724,10 +725,10 @@ static ide_pci_device_t sgiioc4_chipset __devinitdata = {
.name = "SGIIOC4",
.init_hwif = ide_init_sgiioc4,
.init_dma = ide_dma_sgiioc4,
- .channels = 1,
.autodma = AUTODMA,
/* SGI IOC4 doesn't have enablebits. */
.bootable = ON_BOARD,
+ .host_flags = IDE_HFLAG_SINGLE,
};
int
diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c
index 1c3e35487893..50f6d172ef77 100644
--- a/drivers/ide/pci/siimage.c
+++ b/drivers/ide/pci/siimage.c
@@ -1,9 +1,10 @@
/*
- * linux/drivers/ide/pci/siimage.c Version 1.12 Mar 10 2007
+ * linux/drivers/ide/pci/siimage.c Version 1.15 Jun 29 2007
*
* Copyright (C) 2001-2002 Andre Hedrick <andre@linux-ide.org>
* Copyright (C) 2003 Red Hat <alan@redhat.com>
* Copyright (C) 2007 MontaVista Software, Inc.
+ * Copyright (C) 2007 Bartlomiej Zolnierkiewicz
*
* May be copied or modified under the terms of the GNU General Public License
*
@@ -31,6 +32,10 @@
* unplugging/replugging the virtual CD interface when the DRAC is reset.
* This often causes drivers/ide/siimage to panic but is ok with the rather
* smarter code in libata.
+ *
+ * TODO:
+ * - IORDY fixes
+ * - VDMA support
*/
#include <linux/types.h>
@@ -160,82 +165,45 @@ out:
}
/**
- * siimage_taskfile_timing - turn timing data to a mode
- * @hwif: interface to query
- *
- * Read the timing data for the interface and return the
- * mode that is being used.
- */
-
-static byte siimage_taskfile_timing (ide_hwif_t *hwif)
-{
- u16 timing = 0x328a;
- unsigned long addr = siimage_selreg(hwif, 2);
-
- if (hwif->mmio)
- timing = hwif->INW(addr);
- else
- pci_read_config_word(hwif->pci_dev, addr, &timing);
-
- switch (timing) {
- case 0x10c1: return 4;
- case 0x10c3: return 3;
- case 0x1104:
- case 0x1281: return 2;
- case 0x2283: return 1;
- case 0x328a:
- default: return 0;
- }
-}
-
-/**
- * simmage_tuneproc - tune a drive
+ * sil_tune_pio - tune a drive
* @drive: drive to tune
- * @mode_wanted: the target operating mode
+ * @pio: the desired PIO mode
*
* Load the timing settings for this device mode into the
* controller. If we are in PIO mode 3 or 4 turn on IORDY
* monitoring (bit 9). The TF timing is bits 31:16
*/
-
-static void siimage_tuneproc (ide_drive_t *drive, byte mode_wanted)
+
+static void sil_tune_pio(ide_drive_t *drive, u8 pio)
{
+ const u16 tf_speed[] = { 0x328a, 0x2283, 0x1281, 0x10c3, 0x10c1 };
+ const u16 data_speed[] = { 0x328a, 0x2283, 0x1104, 0x10c3, 0x10c1 };
+
ide_hwif_t *hwif = HWIF(drive);
+ ide_drive_t *pair = &hwif->drives[drive->dn ^ 1];
u32 speedt = 0;
u16 speedp = 0;
unsigned long addr = siimage_seldev(drive, 0x04);
unsigned long tfaddr = siimage_selreg(hwif, 0x02);
-
- /* cheat for now and use the docs */
- switch (mode_wanted) {
- case 4:
- speedp = 0x10c1;
- speedt = 0x10c1;
- break;
- case 3:
- speedp = 0x10c3;
- speedt = 0x10c3;
- break;
- case 2:
- speedp = 0x1104;
- speedt = 0x1281;
- break;
- case 1:
- speedp = 0x2283;
- speedt = 0x2283;
- break;
- case 0:
- default:
- speedp = 0x328a;
- speedt = 0x328a;
- break;
+ u8 tf_pio = pio;
+
+ /* trim *taskfile* PIO to the slowest of the master/slave */
+ if (pair->present) {
+ u8 pair_pio = ide_get_best_pio_mode(pair, 255, 4);
+
+ if (pair_pio < tf_pio)
+ tf_pio = pair_pio;
}
+ /* cheat for now and use the docs */
+ speedp = data_speed[pio];
+ speedt = tf_speed[tf_pio];
+
if (hwif->mmio) {
hwif->OUTW(speedp, addr);
hwif->OUTW(speedt, tfaddr);
/* Now set up IORDY */
- if(mode_wanted == 3 || mode_wanted == 4)
+ if (pio > 2)
hwif->OUTW(hwif->INW(tfaddr-2)|0x200, tfaddr-2);
else
hwif->OUTW(hwif->INW(tfaddr-2)&~0x200, tfaddr-2);
@@ -245,42 +213,17 @@ static void siimage_tuneproc (ide_drive_t *drive, byte mode_wanted)
pci_read_config_word(hwif->pci_dev, tfaddr-2, &speedp);
speedp &= ~0x200;
/* Set IORDY for mode 3 or 4 */
- if(mode_wanted == 3 || mode_wanted == 4)
+ if (pio > 2)
speedp |= 0x200;
pci_write_config_word(hwif->pci_dev, tfaddr-2, speedp);
}
}
-/**
- * config_siimage_chipset_for_pio - set drive timings
- * @drive: drive to tune
- * @speed we want
- *
- * Compute the best pio mode we can for a given device. Also honour
- * the timings for the driver when dealing with mixed devices. Some
- * of this is ugly but its all wrapped up here
- *
- * The SI680 can also do VDMA - we need to start using that
- *
- * FIXME: we use the BIOS channel timings to avoid driving the task
- * files too fast at the disk. We need to compute the master/slave
- * drive PIO mode properly so that we can up the speed on a hotplug
- * system.
- */
-
-static void config_siimage_chipset_for_pio (ide_drive_t *drive, byte set_speed)
+static void sil_tuneproc(ide_drive_t *drive, u8 pio)
{
- u8 channel_timings = siimage_taskfile_timing(HWIF(drive));
- u8 speed = 0, set_pio = ide_get_best_pio_mode(drive, 4, 5, NULL);
-
- /* WARNING PIO timing mess is going to happen b/w devices, argh */
- if ((channel_timings != set_pio) && (set_pio > channel_timings))
- set_pio = channel_timings;
-
- siimage_tuneproc(drive, set_pio);
- speed = XFER_PIO_0 + set_pio;
- if (set_speed)
- (void) ide_config_drive_speed(drive, speed);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
+ sil_tune_pio(drive, pio);
+ (void)ide_config_drive_speed(drive, XFER_PIO_0 + pio);
}
/**
@@ -335,7 +278,7 @@ static int siimage_tune_chipset (ide_drive_t *drive, byte xferspeed)
case XFER_PIO_2:
case XFER_PIO_1:
case XFER_PIO_0:
- siimage_tuneproc(drive, (speed - XFER_PIO_0));
+ sil_tune_pio(drive, speed - XFER_PIO_0);
mode |= ((unit) ? 0x10 : 0x01);
break;
case XFER_MW_DMA_2:
@@ -343,7 +286,6 @@ static int siimage_tune_chipset (ide_drive_t *drive, byte xferspeed)
case XFER_MW_DMA_0:
multi = dma[speed - XFER_MW_DMA_0];
mode |= ((unit) ? 0x20 : 0x02);
- config_siimage_chipset_for_pio(drive, 0);
break;
case XFER_UDMA_6:
case XFER_UDMA_5:
@@ -356,7 +298,6 @@ static int siimage_tune_chipset (ide_drive_t *drive, byte xferspeed)
ultra |= ((scsc) ? (ultra6[speed - XFER_UDMA_0]) :
(ultra5[speed - XFER_UDMA_0]));
mode |= ((unit) ? 0x30 : 0x03);
- config_siimage_chipset_for_pio(drive, 0);
break;
default:
return 1;
@@ -390,7 +331,7 @@ static int siimage_config_drive_for_dma (ide_drive_t *drive)
return 0;
if (ide_use_fast_pio(drive))
- config_siimage_chipset_for_pio(drive, 1);
+ sil_tuneproc(drive, 255);
return -1;
}
@@ -961,7 +902,7 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif)
hwif->resetproc = &siimage_reset;
hwif->speedproc = &siimage_tune_chipset;
- hwif->tuneproc = &siimage_tuneproc;
+ hwif->tuneproc = &sil_tuneproc;
hwif->reset_poll = &siimage_reset_poll;
hwif->pre_reset = &siimage_pre_reset;
hwif->udma_filter = &sil_udma_filter;
@@ -976,11 +917,11 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif)
first = 0;
}
}
- if (!hwif->dma_base) {
- hwif->drives[0].autotune = 1;
- hwif->drives[1].autotune = 1;
+
+ hwif->drives[0].autotune = hwif->drives[1].autotune = 1;
+
+ if (hwif->dma_base == 0)
return;
- }
hwif->ultra_mask = 0x7f;
hwif->mwdma_mask = 0x07;
@@ -1016,9 +957,9 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif)
.init_iops = init_iops_siimage, \
.init_hwif = init_hwif_siimage, \
.fixup = siimage_fixup, \
- .channels = 2, \
.autodma = AUTODMA, \
.bootable = ON_BOARD, \
+ .pio_mask = ATA_PIO4, \
}
static ide_pci_device_t siimage_chipsets[] __devinitdata = {
diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c
index 756a9b6eb462..63fbb79e8178 100644
--- a/drivers/ide/pci/sis5513.c
+++ b/drivers/ide/pci/sis5513.c
@@ -521,7 +521,7 @@ static void config_art_rwp_pio (ide_drive_t *drive, u8 pio)
static int sis5513_tune_drive(ide_drive_t *drive, u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
config_art_rwp_pio(drive, pio);
return ide_config_drive_speed(drive, XFER_PIO_0 + pio);
}
@@ -878,10 +878,10 @@ static ide_pci_device_t sis5513_chipset __devinitdata = {
.name = "SIS5513",
.init_chipset = init_chipset_sis5513,
.init_hwif = init_hwif_sis5513,
- .channels = 2,
.autodma = NOAUTODMA,
.enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO4,
};
static int __devinit sis5513_init_one(struct pci_dev *dev, const struct pci_device_id *id)
diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c
index a7323d278c49..0947cab00595 100644
--- a/drivers/ide/pci/sl82c105.c
+++ b/drivers/ide/pci/sl82c105.c
@@ -52,12 +52,13 @@
* Convert a PIO mode and cycle time to the required on/off times
* for the interface. This has protection against runaway timings.
*/
-static unsigned int get_pio_timings(ide_pio_data_t *p)
+static unsigned int get_pio_timings(ide_drive_t *drive, u8 pio)
{
unsigned int cmd_on, cmd_off;
+ u8 iordy = 0;
- cmd_on = (ide_pio_timings[p->pio_mode].active_time + 29) / 30;
- cmd_off = (p->cycle_time - 30 * cmd_on + 29) / 30;
+ cmd_on = (ide_pio_timings[pio].active_time + 29) / 30;
+ cmd_off = (ide_pio_cycle_time(drive, pio) - 30 * cmd_on + 29) / 30;
if (cmd_on == 0)
cmd_on = 1;
@@ -65,7 +66,10 @@ static unsigned int get_pio_timings(ide_pio_data_t *p)
if (cmd_off == 0)
cmd_off = 1;
- return (cmd_on - 1) << 8 | (cmd_off - 1) | (p->use_iordy ? 0x40 : 0x00);
+ if (pio > 2 || ide_dev_has_iordy(drive->id))
+ iordy = 0x40;
+
+ return (cmd_on - 1) << 8 | (cmd_off - 1) | iordy;
}
/*
@@ -75,14 +79,13 @@ static u8 sl82c105_tune_pio(ide_drive_t *drive, u8 pio)
{
struct pci_dev *dev = HWIF(drive)->pci_dev;
int reg = 0x44 + drive->dn * 4;
- ide_pio_data_t p;
u16 drv_ctrl;
DBG(("sl82c105_tune_pio(drive:%s, pio:%u)\n", drive->name, pio));
- pio = ide_get_best_pio_mode(drive, pio, 5, &p);
+ pio = ide_get_best_pio_mode(drive, pio, 5);
- drv_ctrl = get_pio_timings(&p);
+ drv_ctrl = get_pio_timings(drive, pio);
/*
* Store the PIO timings so that we can restore them
@@ -101,7 +104,8 @@ static u8 sl82c105_tune_pio(ide_drive_t *drive, u8 pio)
}
printk(KERN_DEBUG "%s: selected %s (%dns) (%04X)\n", drive->name,
- ide_xfer_verbose(pio + XFER_PIO_0), p.cycle_time, drv_ctrl);
+ ide_xfer_verbose(pio + XFER_PIO_0),
+ ide_pio_cycle_time(drive, pio), drv_ctrl);
return pio;
}
@@ -449,10 +453,10 @@ static ide_pci_device_t sl82c105_chipset __devinitdata = {
.name = "W82C105",
.init_chipset = init_chipset_sl82c105,
.init_hwif = init_hwif_sl82c105,
- .channels = 2,
.autodma = NOAUTODMA,
.enablebits = {{0x40,0x01,0x01}, {0x40,0x10,0x10}},
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO5,
};
static int __devinit sl82c105_init_one(struct pci_dev *dev, const struct pci_device_id *id)
diff --git a/drivers/ide/pci/slc90e66.c b/drivers/ide/pci/slc90e66.c
index 575dbbd8b482..8e655f2db5cb 100644
--- a/drivers/ide/pci/slc90e66.c
+++ b/drivers/ide/pci/slc90e66.c
@@ -103,7 +103,7 @@ static void slc90e66_tune_pio (ide_drive_t *drive, u8 pio)
static void slc90e66_tune_drive (ide_drive_t *drive, u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
slc90e66_tune_pio(drive, pio);
(void) ide_config_drive_speed(drive, XFER_PIO_0 + pio);
}
@@ -214,10 +214,10 @@ static void __devinit init_hwif_slc90e66 (ide_hwif_t *hwif)
static ide_pci_device_t slc90e66_chipset __devinitdata = {
.name = "SLC90E66",
.init_hwif = init_hwif_slc90e66,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x41,0x80,0x80}, {0x43,0x80,0x80}},
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO4,
};
static int __devinit slc90e66_init_one(struct pci_dev *dev, const struct pci_device_id *id)
diff --git a/drivers/ide/pci/tc86c001.c b/drivers/ide/pci/tc86c001.c
index 8de1f8e22494..ec79bacc30c2 100644
--- a/drivers/ide/pci/tc86c001.c
+++ b/drivers/ide/pci/tc86c001.c
@@ -47,7 +47,7 @@ static int tc86c001_tune_chipset(ide_drive_t *drive, u8 speed)
static void tc86c001_tune_drive(ide_drive_t *drive, u8 pio)
{
- pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ pio = ide_get_best_pio_mode(drive, pio, 4);
(void) tc86c001_tune_chipset(drive, XFER_PIO_0 + pio);
}
@@ -248,9 +248,10 @@ static ide_pci_device_t tc86c001_chipset __devinitdata = {
.name = "TC86C001",
.init_chipset = init_chipset_tc86c001,
.init_hwif = init_hwif_tc86c001,
- .channels = 1,
.autodma = AUTODMA,
- .bootable = OFF_BOARD
+ .bootable = OFF_BOARD,
+ .host_flags = IDE_HFLAG_SINGLE,
+ .pio_mask = ATA_PIO4,
};
static int __devinit tc86c001_init_one(struct pci_dev *dev,
diff --git a/drivers/ide/pci/triflex.c b/drivers/ide/pci/triflex.c
index 35e8c612638f..024bbfae0429 100644
--- a/drivers/ide/pci/triflex.c
+++ b/drivers/ide/pci/triflex.c
@@ -96,7 +96,7 @@ static int triflex_tune_chipset(ide_drive_t *drive, u8 xferspeed)
static void triflex_tune_drive(ide_drive_t *drive, u8 pio)
{
- int use_pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
+ int use_pio = ide_get_best_pio_mode(drive, pio, 4);
(void) triflex_tune_chipset(drive, (XFER_PIO_0 + use_pio));
}
@@ -129,10 +129,10 @@ static void __devinit init_hwif_triflex(ide_hwif_t *hwif)
static ide_pci_device_t triflex_device __devinitdata = {
.name = "TRIFLEX",
.init_hwif = init_hwif_triflex,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x80, 0x01, 0x01}, {0x80, 0x02, 0x02}},
.bootable = ON_BOARD,
+ .pio_mask = ATA_PIO4,
};
static int __devinit triflex_init_one(struct pci_dev *dev,
diff --git a/drivers/ide/pci/trm290.c b/drivers/ide/pci/trm290.c
index cbb1b11119a5..dc4f4e298e00 100644
--- a/drivers/ide/pci/trm290.c
+++ b/drivers/ide/pci/trm290.c
@@ -327,7 +327,6 @@ static void __devinit init_hwif_trm290(ide_hwif_t *hwif)
static ide_pci_device_t trm290_chipset __devinitdata = {
.name = "TRM290",
.init_hwif = init_hwif_trm290,
- .channels = 2,
.autodma = NOAUTODMA,
.bootable = ON_BOARD,
};
diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c
index 27e92fb9f95e..581316f9581d 100644
--- a/drivers/ide/pci/via82cxxx.c
+++ b/drivers/ide/pci/via82cxxx.c
@@ -1,6 +1,6 @@
/*
*
- * Version 3.45
+ * Version 3.46
*
* VIA IDE driver for Linux. Supported southbridges:
*
@@ -203,10 +203,8 @@ static int via_set_drive(ide_drive_t *drive, u8 speed)
static void via82cxxx_tune_drive(ide_drive_t *drive, u8 pio)
{
- if (pio == 255) {
- via_set_drive(drive, ide_find_best_pio_mode(drive));
- return;
- }
+ if (pio == 255)
+ pio = ide_get_best_pio_mode(drive, 255, 5);
via_set_drive(drive, XFER_PIO_0 + min_t(u8, pio, 5));
}
@@ -223,12 +221,14 @@ static int via82cxxx_ide_dma_check (ide_drive_t *drive)
{
u8 speed = ide_max_dma_mode(drive);
- if (speed == 0)
- speed = ide_find_best_pio_mode(drive);
+ if (speed == 0) {
+ via82cxxx_tune_drive(drive, 255);
+ return -1;
+ }
via_set_drive(drive, speed);
- if (drive->autodma && (speed & XFER_MODE) != XFER_PIO)
+ if (drive->autodma)
return 0;
return -1;
@@ -498,18 +498,22 @@ static ide_pci_device_t via82cxxx_chipsets[] __devinitdata = {
.name = "VP_IDE",
.init_chipset = init_chipset_via82cxxx,
.init_hwif = init_hwif_via82cxxx,
- .channels = 2,
.autodma = NOAUTODMA,
.enablebits = {{0x40,0x02,0x02}, {0x40,0x01,0x01}},
- .bootable = ON_BOARD
+ .bootable = ON_BOARD,
+ .host_flags = IDE_HFLAG_PIO_NO_BLACKLIST
+ | IDE_HFLAG_PIO_NO_DOWNGRADE,
+ .pio_mask = ATA_PIO5,
},{ /* 1 */
.name = "VP_IDE",
.init_chipset = init_chipset_via82cxxx,
.init_hwif = init_hwif_via82cxxx,
- .channels = 2,
.autodma = AUTODMA,
.enablebits = {{0x00,0x00,0x00}, {0x00,0x00,0x00}},
.bootable = ON_BOARD,
+ .host_flags = IDE_HFLAG_PIO_NO_BLACKLIST
+ | IDE_HFLAG_PIO_NO_DOWNGRADE,
+ .pio_mask = ATA_PIO5,
}
};