aboutsummaryrefslogtreecommitdiff
path: root/drivers/ide/pci
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/ide/pci')
-rw-r--r--drivers/ide/pci/aec62xx.c62
-rw-r--r--drivers/ide/pci/alim15x3.c97
-rw-r--r--drivers/ide/pci/amd74xx.c6
-rw-r--r--drivers/ide/pci/atiixp.c40
-rw-r--r--drivers/ide/pci/cmd64x.c90
-rw-r--r--drivers/ide/pci/cs5520.c20
-rw-r--r--drivers/ide/pci/cs5535.c33
-rw-r--r--drivers/ide/pci/delkin_cb.c2
-rw-r--r--drivers/ide/pci/hpt34x.c27
-rw-r--r--drivers/ide/pci/hpt366.c85
-rw-r--r--drivers/ide/pci/it8213.c39
-rw-r--r--drivers/ide/pci/it821x.c20
-rw-r--r--drivers/ide/pci/jmicron.c40
-rw-r--r--drivers/ide/pci/pdc202xx_new.c40
-rw-r--r--drivers/ide/pci/pdc202xx_old.c54
-rw-r--r--drivers/ide/pci/piix.c163
-rw-r--r--drivers/ide/pci/scc_pata.c21
-rw-r--r--drivers/ide/pci/serverworks.c31
-rw-r--r--drivers/ide/pci/sgiioc4.c2
-rw-r--r--drivers/ide/pci/siimage.c47
-rw-r--r--drivers/ide/pci/sis5513.c44
-rw-r--r--drivers/ide/pci/slc90e66.c24
-rw-r--r--drivers/ide/pci/tc86c001.c20
-rw-r--r--drivers/ide/pci/triflex.c15
24 files changed, 258 insertions, 764 deletions
diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c
index 73bdf64dbbf..b173bc66ce1 100644
--- a/drivers/ide/pci/aec62xx.c
+++ b/drivers/ide/pci/aec62xx.c
@@ -87,38 +87,12 @@ static u8 pci_bus_clock_list_ultra (u8 speed, struct chipset_bus_clock_list_entr
return chipset_table->ultra_settings;
}
-static u8 aec62xx_ratemask (ide_drive_t *drive)
-{
- ide_hwif_t *hwif = HWIF(drive);
- u8 mode;
-
- switch(hwif->pci_dev->device) {
- case PCI_DEVICE_ID_ARTOP_ATP865:
- case PCI_DEVICE_ID_ARTOP_ATP865R:
- mode = (inb(hwif->channel ?
- hwif->mate->dma_status :
- hwif->dma_status) & 0x10) ? 4 : 3;
- break;
- case PCI_DEVICE_ID_ARTOP_ATP860:
- case PCI_DEVICE_ID_ARTOP_ATP860R:
- mode = 2;
- break;
- case PCI_DEVICE_ID_ARTOP_ATP850UF:
- default:
- return 1;
- }
-
- if (!eighty_ninty_three(drive))
- mode = min(mode, (u8)1);
- return mode;
-}
-
static int aec6210_tune_chipset (ide_drive_t *drive, u8 xferspeed)
{
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
u16 d_conf = 0;
- u8 speed = ide_rate_filter(aec62xx_ratemask(drive), xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
u8 ultra = 0, ultra_conf = 0;
u8 tmp0 = 0, tmp1 = 0, tmp2 = 0;
unsigned long flags;
@@ -145,7 +119,7 @@ static int aec6260_tune_chipset (ide_drive_t *drive, u8 xferspeed)
{
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
- u8 speed = ide_rate_filter(aec62xx_ratemask(drive), xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
u8 unit = (drive->select.b.unit & 0x01);
u8 tmp1 = 0, tmp2 = 0;
u8 ultra = 0, drive_conf = 0, ultra_conf = 0;
@@ -181,17 +155,6 @@ static int aec62xx_tune_chipset (ide_drive_t *drive, u8 speed)
}
}
-static int config_chipset_for_dma (ide_drive_t *drive)
-{
- u8 speed = ide_dma_speed(drive, aec62xx_ratemask(drive));
-
- if (!(speed))
- return 0;
-
- (void) aec62xx_tune_chipset(drive, speed);
- return ide_dma_enable(drive);
-}
-
static void aec62xx_tune_drive (ide_drive_t *drive, u8 pio)
{
pio = ide_get_best_pio_mode(drive, pio, 4, NULL);
@@ -200,7 +163,7 @@ static void aec62xx_tune_drive (ide_drive_t *drive, u8 pio)
static int aec62xx_config_drive_xfer_rate (ide_drive_t *drive)
{
- if (ide_use_dma(drive) && config_chipset_for_dma(drive))
+ if (ide_tune_dma(drive))
return 0;
if (ide_use_fast_pio(drive))
@@ -261,11 +224,13 @@ static unsigned int __devinit init_chipset_aec62xx(struct pci_dev *dev, const ch
static void __devinit init_hwif_aec62xx(ide_hwif_t *hwif)
{
+ struct pci_dev *dev = hwif->pci_dev;
+
hwif->autodma = 0;
hwif->tuneproc = &aec62xx_tune_drive;
hwif->speedproc = &aec62xx_tune_chipset;
- if (hwif->pci_dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF)
+ if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF)
hwif->serialized = hwif->channel;
if (hwif->mate)
@@ -277,7 +242,15 @@ static void __devinit init_hwif_aec62xx(ide_hwif_t *hwif)
return;
}
- hwif->ultra_mask = 0x7f;
+ hwif->ultra_mask = hwif->cds->udma_mask;
+
+ /* atp865 and atp865r */
+ if (hwif->ultra_mask == 0x3f) {
+ /* check bit 0x10 of DMA status register */
+ if (inb(pci_resource_start(dev, 4) + 2) & 0x10)
+ hwif->ultra_mask = 0x7f; /* udma0-6 */
+ }
+
hwif->mwdma_mask = 0x07;
hwif->ide_dma_check = &aec62xx_config_drive_xfer_rate;
@@ -344,6 +317,7 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = {
.autodma = AUTODMA,
.enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
.bootable = OFF_BOARD,
+ .udma_mask = 0x07, /* udma0-2 */
},{ /* 1 */
.name = "AEC6260",
.init_setup = init_setup_aec62xx,
@@ -353,6 +327,7 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = {
.channels = 2,
.autodma = NOAUTODMA,
.bootable = OFF_BOARD,
+ .udma_mask = 0x1f, /* udma0-4 */
},{ /* 2 */
.name = "AEC6260R",
.init_setup = init_setup_aec62xx,
@@ -363,6 +338,7 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = {
.autodma = AUTODMA,
.enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
.bootable = NEVER_BOARD,
+ .udma_mask = 0x1f, /* udma0-4 */
},{ /* 3 */
.name = "AEC6X80",
.init_setup = init_setup_aec6x80,
@@ -372,6 +348,7 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = {
.channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .udma_mask = 0x3f, /* udma0-5 */
},{ /* 4 */
.name = "AEC6X80R",
.init_setup = init_setup_aec6x80,
@@ -382,6 +359,7 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = {
.autodma = AUTODMA,
.enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
.bootable = OFF_BOARD,
+ .udma_mask = 0x3f, /* udma0-5 */
}
};
diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c
index 946a12746cb..428efdae0c7 100644
--- a/drivers/ide/pci/alim15x3.c
+++ b/drivers/ide/pci/alim15x3.c
@@ -50,7 +50,7 @@ static u8 m5229_revision;
static u8 chip_is_1543c_e;
static struct pci_dev *isa_dev;
-#if defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_PROC_FS)
+#if defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_IDE_PROC_FS)
#include <linux/stat.h>
#include <linux/proc_fs.h>
@@ -278,7 +278,7 @@ static int ali_get_info (char *buffer, char **addr, off_t offset, int count)
return p-buffer; /* => must be less than 4k! */
}
-#endif /* defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_PROC_FS) */
+#endif /* defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_IDE_PROC_FS) */
/**
* ali15x3_tune_pio - set up chipset for PIO mode
@@ -378,74 +378,31 @@ static void ali15x3_tune_drive (ide_drive_t *drive, u8 pio)
}
/**
- * ali15x3_can_ultra - check for ultra DMA support
- * @drive: drive to do the check
+ * ali_udma_filter - compute UDMA mask
+ * @drive: IDE device
*
- * Check the drive and controller revisions. Return 0 if UDMA is
- * not available, or 1 if UDMA can be used. The actual rules for
- * the ALi are
+ * Return available UDMA modes.
+ *
+ * The actual rules for the ALi are:
* No UDMA on revisions <= 0x20
* Disk only for revisions < 0xC2
* Not WDC drives for revisions < 0xC2
*
* FIXME: WDC ifdef needs to die
*/
-
-static u8 ali15x3_can_ultra (ide_drive_t *drive)
-{
-#ifndef CONFIG_WDC_ALI15X3
- struct hd_driveid *id = drive->id;
-#endif /* CONFIG_WDC_ALI15X3 */
- if (m5229_revision <= 0x20) {
- return 0;
- } else if ((m5229_revision < 0xC2) &&
-#ifndef CONFIG_WDC_ALI15X3
- ((chip_is_1543c_e && strstr(id->model, "WDC ")) ||
- (drive->media!=ide_disk))) {
-#else /* CONFIG_WDC_ALI15X3 */
- (drive->media!=ide_disk)) {
-#endif /* CONFIG_WDC_ALI15X3 */
- return 0;
- } else {
- return 1;
- }
-}
-
-/**
- * ali15x3_ratemask - generate DMA mode list
- * @drive: drive to compute against
- *
- * Generate a list of the available DMA modes for the drive.
- * FIXME: this function contains lots of bogus masking we can dump
- *
- * Return the highest available mode (UDMA33, UDMA66, UDMA100,..)
- */
-
-static u8 ali15x3_ratemask (ide_drive_t *drive)
+static u8 ali_udma_filter(ide_drive_t *drive)
{
- u8 mode = 0, can_ultra = ali15x3_can_ultra(drive);
-
- if (m5229_revision > 0xC4 && can_ultra) {
- mode = 4;
- } else if (m5229_revision == 0xC4 && can_ultra) {
- mode = 3;
- } else if (m5229_revision >= 0xC2 && can_ultra) {
- mode = 2;
- } else if (can_ultra) {
- return 1;
- } else {
- return 0;
+ if (m5229_revision > 0x20 && m5229_revision < 0xC2) {
+ if (drive->media != ide_disk)
+ return 0;
+#ifndef CONFIG_WDC_ALI15X3
+ if (chip_is_1543c_e && strstr(drive->id->model, "WDC "))
+ return 0;
+#endif
}
- /*
- * If the drive sees no suitable cable then UDMA 33
- * is the highest permitted mode
- */
-
- if (!eighty_ninty_three(drive))
- mode = min(mode, (u8)1);
- return mode;
+ return drive->hwif->ultra_mask;
}
/**
@@ -461,7 +418,7 @@ static int ali15x3_tune_chipset (ide_drive_t *drive, u8 xferspeed)
{
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
- u8 speed = ide_rate_filter(ali15x3_ratemask(drive), xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
u8 speed1 = speed;
u8 unit = (drive->select.b.unit & 0x01);
u8 tmpbyte = 0x00;
@@ -511,7 +468,7 @@ static int ali15x3_tune_chipset (ide_drive_t *drive, u8 xferspeed)
static int config_chipset_for_dma (ide_drive_t *drive)
{
- u8 speed = ide_dma_speed(drive, ali15x3_ratemask(drive));
+ u8 speed = ide_max_dma_mode(drive);
if (!(speed))
return 0;
@@ -609,13 +566,13 @@ static unsigned int __devinit init_chipset_ali15x3 (struct pci_dev *dev, const c
isa_dev = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533, NULL);
-#if defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_PROC_FS)
+#if defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_IDE_PROC_FS)
if (!ali_proc) {
ali_proc = 1;
bmide_dev = dev;
ide_pci_create_host_proc("ali", ali_get_info);
}
-#endif /* defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_PROC_FS) */
+#endif /* defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_IDE_PROC_FS) */
local_irq_save(flags);
@@ -771,6 +728,7 @@ static void __devinit init_hwif_common_ali15x3 (ide_hwif_t *hwif)
hwif->autodma = 0;
hwif->tuneproc = &ali15x3_tune_drive;
hwif->speedproc = &ali15x3_tune_chipset;
+ hwif->udma_filter = &ali_udma_filter;
/* don't use LBA48 DMA on ALi devices before rev 0xC5 */
hwif->no_lba48_dma = (m5229_revision <= 0xC4) ? 1 : 0;
@@ -783,8 +741,17 @@ static void __devinit init_hwif_common_ali15x3 (ide_hwif_t *hwif)
hwif->atapi_dma = 1;
- if (m5229_revision > 0x20)
- hwif->ultra_mask = 0x7f;
+ if (m5229_revision <= 0x20)
+ hwif->ultra_mask = 0x00; /* no udma */
+ else if (m5229_revision < 0xC2)
+ hwif->ultra_mask = 0x07; /* udma0-2 */
+ else if (m5229_revision == 0xC2 || m5229_revision == 0xC3)
+ hwif->ultra_mask = 0x1f; /* udma0-4 */
+ else if (m5229_revision == 0xC4)
+ hwif->ultra_mask = 0x3f; /* udma0-5 */
+ else
+ hwif->ultra_mask = 0x7f; /* udma0-6 */
+
hwif->mwdma_mask = 0x07;
hwif->swdma_mask = 0x07;
diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c
index 7989bdd842a..becb1a5648b 100644
--- a/drivers/ide/pci/amd74xx.c
+++ b/drivers/ide/pci/amd74xx.c
@@ -92,7 +92,7 @@ static unsigned char amd_cyc2udma[] = { 6, 6, 5, 4, 0, 1, 1, 2, 2, 3, 3, 3, 3, 3
* AMD /proc entry.
*/
-#ifdef CONFIG_PROC_FS
+#ifdef CONFIG_IDE_PROC_FS
#include <linux/stat.h>
#include <linux/proc_fs.h>
@@ -402,14 +402,14 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch
* Register /proc/ide/amd74xx entry
*/
-#if defined(DISPLAY_AMD_TIMINGS) && defined(CONFIG_PROC_FS)
+#if defined(DISPLAY_AMD_TIMINGS) && defined(CONFIG_IDE_PROC_FS)
if (!amd74xx_proc) {
amd_base = pci_resource_start(dev, 4);
bmide_dev = dev;
ide_pci_create_host_proc("amd74xx", amd74xx_get_info);
amd74xx_proc = 1;
}
-#endif /* DISPLAY_AMD_TIMINGS && CONFIG_PROC_FS */
+#endif /* DISPLAY_AMD_TIMINGS && CONFIG_IDE_PROC_FS */
return dev->irq;
}
diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c
index 2d48af32e3f..0e52ad722a7 100644
--- a/drivers/ide/pci/atiixp.c
+++ b/drivers/ide/pci/atiixp.c
@@ -49,22 +49,6 @@ static int save_mdma_mode[4];
static DEFINE_SPINLOCK(atiixp_lock);
/**
- * atiixp_ratemask - compute rate mask for ATIIXP IDE
- * @drive: IDE drive to compute for
- *
- * Returns the available modes for the ATIIXP IDE controller.
- */
-
-static u8 atiixp_ratemask(ide_drive_t *drive)
-{
- u8 mode = 3;
-
- if (!eighty_ninty_three(drive))
- mode = min(mode, (u8)1);
- return mode;
-}
-
-/**
* atiixp_dma_2_pio - return the PIO mode matching DMA
* @xfer_rate: transfer speed
*
@@ -189,7 +173,7 @@ static int atiixp_speedproc(ide_drive_t *drive, u8 xferspeed)
u16 tmp16;
u8 speed, pio;
- speed = ide_rate_filter(atiixp_ratemask(drive), xferspeed);
+ speed = ide_rate_filter(drive, xferspeed);
spin_lock_irqsave(&atiixp_lock, flags);
@@ -223,26 +207,6 @@ static int atiixp_speedproc(ide_drive_t *drive, u8 xferspeed)
}
/**
- * atiixp_config_drive_for_dma - configure drive for DMA
- * @drive: IDE drive to configure
- *
- * Set up a ATIIXP interface channel for the best available speed.
- * We prefer UDMA if it is available and then MWDMA. If DMA is
- * not available we switch to PIO and return 0.
- */
-
-static int atiixp_config_drive_for_dma(ide_drive_t *drive)
-{
- u8 speed = ide_dma_speed(drive, atiixp_ratemask(drive));
-
- if (!speed)
- return 0;
-
- (void) atiixp_speedproc(drive, speed);
- return ide_dma_enable(drive);
-}
-
-/**
* atiixp_dma_check - set up an IDE device
* @drive: IDE drive to configure
*
@@ -256,7 +220,7 @@ static int atiixp_dma_check(ide_drive_t *drive)
drive->init_speed = 0;
- if (ide_use_dma(drive) && atiixp_config_drive_for_dma(drive))
+ if (ide_tune_dma(drive))
return 0;
if (ide_use_fast_pio(drive)) {
diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c
index 77f51ab6d43..61ea96b5555 100644
--- a/drivers/ide/pci/cmd64x.c
+++ b/drivers/ide/pci/cmd64x.c
@@ -74,7 +74,7 @@
#define UDIDETCR1 0x7B
#define DTPR1 0x7C
-#if defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_PROC_FS)
+#if defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_IDE_PROC_FS)
#include <linux/stat.h>
#include <linux/proc_fs.h>
@@ -165,7 +165,7 @@ static int cmd64x_get_info (char *buffer, char **addr, off_t offset, int count)
return p-buffer; /* => must be less than 4k! */
}
-#endif /* defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_PROC_FS) */
+#endif /* defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_IDE_PROC_FS) */
static u8 quantize_timing(int timing, int quant)
{
@@ -292,55 +292,6 @@ static void cmd64x_tune_drive (ide_drive_t *drive, u8 pio)
(void) ide_config_drive_speed(drive, XFER_PIO_0 + pio);
}
-static u8 cmd64x_ratemask (ide_drive_t *drive)
-{
- struct pci_dev *dev = HWIF(drive)->pci_dev;
- u8 mode = 0;
-
- switch(dev->device) {
- case PCI_DEVICE_ID_CMD_649:
- mode = 3;
- break;
- case PCI_DEVICE_ID_CMD_648:
- mode = 2;
- break;
- case PCI_DEVICE_ID_CMD_643:
- return 0;
-
- case PCI_DEVICE_ID_CMD_646:
- {
- unsigned int class_rev = 0;
- pci_read_config_dword(dev,
- PCI_CLASS_REVISION, &class_rev);
- class_rev &= 0xff;
- /*
- * UltraDMA only supported on PCI646U and PCI646U2, which
- * correspond to revisions 0x03, 0x05 and 0x07 respectively.
- * Actually, although the CMD tech support people won't
- * tell me the details, the 0x03 revision cannot support
- * UDMA correctly without hardware modifications, and even
- * then it only works with Quantum disks due to some
- * hold time assumptions in the 646U part which are fixed
- * in the 646U2.
- *
- * So we only do UltraDMA on revision 0x05 and 0x07 chipsets.
- */
- switch(class_rev) {
- case 0x07:
- case 0x05:
- return 1;
- case 0x03:
- case 0x01:
- default:
- return 0;
- }
- }
- }
- if (!eighty_ninty_three(drive))
- mode = min(mode, (u8)1);
- return mode;
-}
-
static int cmd64x_tune_chipset (ide_drive_t *drive, u8 speed)
{
ide_hwif_t *hwif = HWIF(drive);
@@ -348,7 +299,7 @@ static int cmd64x_tune_chipset (ide_drive_t *drive, u8 speed)
u8 unit = drive->dn & 0x01;
u8 regU = 0, pciU = hwif->channel ? UDIDETCR1 : UDIDETCR0;
- speed = ide_rate_filter(cmd64x_ratemask(drive), speed);
+ speed = ide_rate_filter(drive, speed);
if (speed >= XFER_SW_DMA_0) {
(void) pci_read_config_byte(dev, pciU, &regU);
@@ -403,7 +354,7 @@ static int cmd64x_tune_chipset (ide_drive_t *drive, u8 speed)
static int config_chipset_for_dma (ide_drive_t *drive)
{
- u8 speed = ide_dma_speed(drive, cmd64x_ratemask(drive));
+ u8 speed = ide_max_dma_mode(drive);
if (!speed)
return 0;
@@ -597,7 +548,7 @@ static unsigned int __devinit init_chipset_cmd64x(struct pci_dev *dev, const cha
(void) pci_write_config_byte(dev, UDIDETCR0, 0xf0);
#endif /* CONFIG_PPC */
-#if defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_PROC_FS)
+#if defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_IDE_PROC_FS)
cmd_devs[n_cmd_devs++] = dev;
@@ -605,7 +556,7 @@ static unsigned int __devinit init_chipset_cmd64x(struct pci_dev *dev, const cha
cmd64x_proc = 1;
ide_pci_create_host_proc("cmd64x", cmd64x_get_info);
}
-#endif /* DISPLAY_CMD64X_TIMINGS && CONFIG_PROC_FS */
+#endif /* DISPLAY_CMD64X_TIMINGS && CONFIG_IDE_PROC_FS */
return 0;
}
@@ -644,15 +595,24 @@ static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif)
hwif->atapi_dma = 1;
- hwif->ultra_mask = 0x3f;
- hwif->mwdma_mask = 0x07;
+ hwif->ultra_mask = hwif->cds->udma_mask;
+
+ /*
+ * UltraDMA only supported on PCI646U and PCI646U2, which
+ * correspond to revisions 0x03, 0x05 and 0x07 respectively.
+ * Actually, although the CMD tech support people won't
+ * tell me the details, the 0x03 revision cannot support
+ * UDMA correctly without hardware modifications, and even
+ * then it only works with Quantum disks due to some
+ * hold time assumptions in the 646U part which are fixed
+ * in the 646U2.
+ *
+ * So we only do UltraDMA on revision 0x05 and 0x07 chipsets.
+ */
+ if (dev->device == PCI_DEVICE_ID_CMD_646 && class_rev < 5)
+ hwif->ultra_mask = 0x00;
- if (dev->device == PCI_DEVICE_ID_CMD_643)
- hwif->ultra_mask = 0x80;
- if (dev->device == PCI_DEVICE_ID_CMD_646)
- hwif->ultra_mask = (class_rev > 0x04) ? 0x07 : 0x80;
- if (dev->device == PCI_DEVICE_ID_CMD_648)
- hwif->ultra_mask = 0x1f;
+ hwif->mwdma_mask = 0x07;
hwif->ide_dma_check = &cmd64x_config_drive_for_dma;
if (!(hwif->udma_four))
@@ -716,6 +676,7 @@ static ide_pci_device_t cmd64x_chipsets[] __devinitdata = {
.autodma = AUTODMA,
.enablebits = {{0x00,0x00,0x00}, {0x51,0x08,0x08}},
.bootable = ON_BOARD,
+ .udma_mask = 0x00, /* no udma */
},{ /* 1 */
.name = "CMD646",
.init_setup = init_setup_cmd646,
@@ -725,6 +686,7 @@ static ide_pci_device_t cmd64x_chipsets[] __devinitdata = {
.autodma = AUTODMA,
.enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
.bootable = ON_BOARD,
+ .udma_mask = 0x07, /* udma0-2 */
},{ /* 2 */
.name = "CMD648",
.init_setup = init_setup_cmd64x,
@@ -734,6 +696,7 @@ static ide_pci_device_t cmd64x_chipsets[] __devinitdata = {
.autodma = AUTODMA,
.enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
.bootable = ON_BOARD,
+ .udma_mask = 0x1f, /* udma0-4 */
},{ /* 3 */
.name = "CMD649",
.init_setup = init_setup_cmd64x,
@@ -743,6 +706,7 @@ static ide_pci_device_t cmd64x_chipsets[] __devinitdata = {
.autodma = AUTODMA,
.enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
.bootable = ON_BOARD,
+ .udma_mask = 0x3f, /* udma0-5 */
}
};
diff --git a/drivers/ide/pci/cs5520.c b/drivers/ide/pci/cs5520.c
index 400859a839f..3b88a3a5611 100644
--- a/drivers/ide/pci/cs5520.c
+++ b/drivers/ide/pci/cs5520.c
@@ -213,6 +213,7 @@ static ide_pci_device_t cyrix_chipsets[] __devinitdata = {
static int __devinit cs5520_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
+ ide_hwif_t *hwif = NULL, *mate = NULL;
ata_index_t index;
ide_pci_device_t *d = &cyrix_chipsets[id->driver_data];
@@ -239,10 +240,21 @@ static int __devinit cs5520_init_one(struct pci_dev *dev, const struct pci_devic
ide_pci_setup_ports(dev, d, 14, &index);
- if((index.b.low & 0xf0) != 0xf0)
- probe_hwif_init(&ide_hwifs[index.b.low]);
- if((index.b.high & 0xf0) != 0xf0)
- probe_hwif_init(&ide_hwifs[index.b.high]);
+ if ((index.b.low & 0xf0) != 0xf0)
+ hwif = &ide_hwifs[index.b.low];
+ if ((index.b.high & 0xf0) != 0xf0)
+ mate = &ide_hwifs[index.b.high];
+
+ if (hwif)
+ probe_hwif_init(hwif);
+ if (mate)
+ probe_hwif_init(mate);
+
+ if (hwif)
+ ide_proc_register_port(hwif);
+ if (mate)
+ ide_proc_register_port(mate);
+
return 0;
}
diff --git a/drivers/ide/pci/cs5535.c b/drivers/ide/pci/cs5535.c
index 45f43efbf92..41925c47ef0 100644
--- a/drivers/ide/pci/cs5535.c
+++ b/drivers/ide/pci/cs5535.c
@@ -127,20 +127,6 @@ static void cs5535_set_speed(ide_drive_t *drive, u8 speed)
}
}
-static u8 cs5535_ratemask(ide_drive_t *drive)
-{
- /* eighty93 will return 1 if it's 80core and capable of
- exceeding udma2, 0 otherwise. we need ratemask to set
- the max speed and if we can > udma2 then we return 2
- which selects speed_max as udma4 which is the 5535's max
- speed, and 1 selects udma2 which is the max for 40c */
- if (!eighty_ninty_three(drive))
- return 1;
-
- return 2;
-}
-
-
/****
* cs5535_set_drive - Configure the drive to the new speed
* @drive: Drive to set up
@@ -151,7 +137,7 @@ static u8 cs5535_ratemask(ide_drive_t *drive)
*/
static int cs5535_set_drive(ide_drive_t *drive, u8 speed)
{
- speed = ide_rate_filter(cs5535_ratemask(drive), speed);
+ speed = ide_rate_filter(drive, speed);
ide_config_drive_speed(drive, speed);
cs5535_set_speed(drive, speed);
@@ -178,28 +164,13 @@ static void cs5535_tuneproc(ide_drive_t *drive, u8 xferspeed)
cs5535_set_speed(drive, xferspeed);
}
-static int cs5535_config_drive_for_dma(ide_drive_t *drive)
-{
- u8 speed;
-
- speed = ide_dma_speed(drive, cs5535_ratemask(drive));
-
- /* If no DMA speed was available then let dma_check hit pio */
- if (!speed) {
- return 0;
- }
-
- cs5535_set_drive(drive, speed);
- return ide_dma_enable(drive);
-}
-
static int cs5535_dma_check(ide_drive_t *drive)
{
u8 speed;
drive->init_speed = 0;
- if (ide_use_dma(drive) && cs5535_config_drive_for_dma(drive))
+ if (ide_tune_dma(drive))
return 0;
if (ide_use_fast_pio(drive)) {
diff --git a/drivers/ide/pci/delkin_cb.c b/drivers/ide/pci/delkin_cb.c
index dd7ec37fdea..46f4a888c03 100644
--- a/drivers/ide/pci/delkin_cb.c
+++ b/drivers/ide/pci/delkin_cb.c
@@ -80,7 +80,7 @@ delkin_cb_probe (struct pci_dev *dev, const struct pci_device_id *id)
hw.irq = dev->irq;
hw.chipset = ide_pci; /* this enables IRQ sharing */
- rc = ide_register_hw_with_fixup(&hw, &hwif, ide_undecoded_slave);
+ rc = ide_register_hw_with_fixup(&hw, 0, &hwif, ide_undecoded_slave);
if (rc < 0) {
printk(KERN_ERR "delkin_cb: ide_register_hw failed (%d)\n", rc);
pci_disable_device(dev);
diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c
index 924eaa3a570..2c24c3de884 100644
--- a/drivers/ide/pci/hpt34x.c
+++ b/drivers/ide/pci/hpt34x.c
@@ -43,15 +43,10 @@
#define HPT343_DEBUG_DRIVE_INFO 0
-static u8 hpt34x_ratemask (ide_drive_t *drive)
-{
- return 1;
-}
-
static int hpt34x_tune_chipset (ide_drive_t *drive, u8 xferspeed)
{
struct pci_dev *dev = HWIF(drive)->pci_dev;
- u8 speed = ide_rate_filter(hpt34x_ratemask(drive), xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
u32 reg1= 0, tmp1 = 0, reg2 = 0, tmp2 = 0;
u8 hi_speed, lo_speed;
@@ -89,29 +84,11 @@ static void hpt34x_tune_drive (ide_drive_t *drive, u8 pio)
(void) hpt34x_tune_chipset(drive, (XFER_PIO_0 + pio));
}
-/*
- * This allows the configuration of ide_pci chipset registers
- * for cards that learn about the drive's UDMA, DMA, PIO capabilities
- * after the drive is reported by the OS. Initially for designed for
- * HPT343 UDMA chipset by HighPoint|Triones Technologies, Inc.
- */
-
-static int config_chipset_for_dma (ide_drive_t *drive)
-{
- u8 speed = ide_dma_speed(drive, hpt34x_ratemask(drive));
-
- if (!(speed))
- return 0;
-
- (void) hpt34x_tune_chipset(drive, speed);
- return ide_dma_enable(drive);
-}
-
static int hpt34x_config_drive_xfer_rate (ide_drive_t *drive)
{
drive->init_speed = 0;
- if (ide_use_dma(drive) && config_chipset_for_dma(drive))
+ if (ide_tune_dma(drive))
#ifndef CONFIG_HPT34X_AUTODMA
return -1;
#else
diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c
index cf9d344d19f..fcbc5605b38 100644
--- a/drivers/ide/pci/hpt366.c
+++ b/drivers/ide/pci/hpt366.c
@@ -514,43 +514,31 @@ static int check_in_drive_list(ide_drive_t *drive, const char **list)
return 0;
}
-static u8 hpt3xx_ratemask(ide_drive_t *drive)
-{
- struct hpt_info *info = pci_get_drvdata(HWIF(drive)->pci_dev);
- u8 mode = info->max_mode;
-
- if (!eighty_ninty_three(drive) && mode)
- mode = min(mode, (u8)1);
- return mode;
-}
-
/*
* Note for the future; the SATA hpt37x we must set
* either PIO or UDMA modes 0,4,5
*/
-
-static u8 hpt3xx_ratefilter(ide_drive_t *drive, u8 speed)
+
+static u8 hpt3xx_udma_filter(ide_drive_t *drive)
{
struct hpt_info *info = pci_get_drvdata(HWIF(drive)->pci_dev);
u8 chip_type = info->chip_type;
- u8 mode = hpt3xx_ratemask(drive);
-
- if (drive->media != ide_disk)
- return min(speed, (u8)XFER_PIO_4);
+ u8 mode = info->max_mode;
+ u8 mask;
switch (mode) {
case 0x04:
- speed = min_t(u8, speed, XFER_UDMA_6);
+ mask = 0x7f;
break;
case 0x03:
- speed = min_t(u8, speed, XFER_UDMA_5);
+ mask = 0x3f;
if (chip_type >= HPT374)
break;
if (!check_in_drive_list(drive, bad_ata100_5))
goto check_bad_ata33;
/* fall thru */
case 0x02:
- speed = min_t(u8, speed, XFER_UDMA_4);
+ mask = 0x1f;
/*
* CHECK ME, Does this need to be changed to HPT374 ??
@@ -561,13 +549,13 @@ static u8 hpt3xx_ratefilter(ide_drive_t *drive, u8 speed)
!check_in_drive_list(drive, bad_ata66_4))
goto check_bad_ata33;
- speed = min_t(u8, speed, XFER_UDMA_3);
+ mask = 0x0f;
if (HPT366_ALLOW_ATA66_3 &&
!check_in_drive_list(drive, bad_ata66_3))
goto check_bad_ata33;
/* fall thru */
case 0x01:
- speed = min_t(u8, speed, XFER_UDMA_2);
+ mask = 0x07;
check_bad_ata33:
if (chip_type >= HPT370A)
@@ -577,10 +565,10 @@ static u8 hpt3xx_ratefilter(ide_drive_t *drive, u8 speed)
/* fall thru */
case 0x00:
default:
- speed = min_t(u8, speed, XFER_MW_DMA_2);
+ mask = 0x00;
break;
}
- return speed;
+ return mask;
}
static u32 get_speed_setting(u8 speed, struct hpt_info *info)
@@ -608,12 +596,19 @@ static int hpt36x_tune_chipset(ide_drive_t *drive, u8 xferspeed)
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
struct hpt_info *info = pci_get_drvdata(dev);
- u8 speed = hpt3xx_ratefilter(drive, xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
u8 itr_addr = drive->dn ? 0x44 : 0x40;
- u32 itr_mask = speed < XFER_MW_DMA_0 ? 0x30070000 :
- (speed < XFER_UDMA_0 ? 0xc0070000 : 0xc03800ff);
- u32 new_itr = get_speed_setting(speed, info);
u32 old_itr = 0;
+ u32 itr_mask, new_itr;
+
+ /* TODO: move this to ide_rate_filter() [ check ->atapi_dma ] */
+ if (drive->media != ide_disk)
+ speed = min_t(u8, speed, XFER_PIO_4);
+
+ itr_mask = speed < XFER_MW_DMA_0 ? 0x30070000 :
+ (speed < XFER_UDMA_0 ? 0xc0070000 : 0xc03800ff);
+
+ new_itr = get_speed_setting(speed, info);
/*
* Disable on-chip PIO FIFO/buffer (and PIO MST mode as well)
@@ -633,12 +628,19 @@ static int hpt37x_tune_chipset(ide_drive_t *drive, u8 xferspeed)
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
struct hpt_info *info = pci_get_drvdata(dev);
- u8 speed = hpt3xx_ratefilter(drive, xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
u8 itr_addr = 0x40 + (drive->dn * 4);
- u32 itr_mask = speed < XFER_MW_DMA_0 ? 0x303c0000 :
- (speed < XFER_UDMA_0 ? 0xc03c0000 : 0xc1c001ff);
- u32 new_itr = get_speed_setting(speed, info);
u32 old_itr = 0;
+ u32 itr_mask, new_itr;
+
+ /* TODO: move this to ide_rate_filter() [ check ->atapi_dma ] */
+ if (drive->media != ide_disk)
+ speed = min_t(u8, speed, XFER_PIO_4);
+
+ itr_mask = speed < XFER_MW_DMA_0 ? 0x303c0000 :
+ (speed < XFER_UDMA_0 ? 0xc03c0000 : 0xc1c001ff);
+
+ new_itr = get_speed_setting(speed, info);
pci_read_config_dword(dev, itr_addr, &old_itr);
new_itr = (new_itr & ~itr_mask) | (old_itr & itr_mask);
@@ -667,24 +669,6 @@ static void hpt3xx_tune_drive(ide_drive_t *drive, u8 pio)
(void) hpt3xx_tune_chipset (drive, XFER_PIO_0 + pio);
}
-/*
- * This allows the configuration of ide_pci chipset registers
- * for cards that learn about the drive's UDMA, DMA, PIO capabilities
- * after the drive is reported by the OS. Initially designed for
- * HPT366 UDMA chipset by HighPoint|Triones Technologies, Inc.
- *
- */
-static int config_chipset_for_dma(ide_drive_t *drive)
-{
- u8 speed = ide_dma_speed(drive, hpt3xx_ratemask(drive));
-
- if (!speed)
- return 0;
-
- (void) hpt3xx_tune_chipset(drive, speed);
- return ide_dma_enable(drive);
-}
-
static int hpt3xx_quirkproc(ide_drive_t *drive)
{
struct hd_driveid *id = drive->id;
@@ -739,7 +723,7 @@ static int hpt366_config_drive_xfer_rate(ide_drive_t *drive)
{
drive->init_speed = 0;
- if (ide_use_dma(drive) && config_chipset_for_dma(drive))
+ if (ide_tune_dma(drive))
return 0;
if (ide_use_fast_pio(drive))
@@ -1271,6 +1255,7 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif)
hwif->intrproc = &hpt3xx_intrproc;
hwif->maskproc = &hpt3xx_maskproc;
hwif->busproc = &hpt3xx_busproc;
+ hwif->udma_filter = &hpt3xx_udma_filter;
/*
* HPT3xxN chips have some complications:
diff --git a/drivers/ide/pci/it8213.c b/drivers/ide/pci/it8213.c
index 424f00bb160..c04a02687b9 100644
--- a/drivers/ide/pci/it8213.c
+++ b/drivers/ide/pci/it8213.c
@@ -17,22 +17,6 @@
#include <asm/io.h>
-/*
- * it8213_ratemask - Compute available modes
- * @drive: IDE drive
- *
- * Compute the available speeds for the devices on the interface. This
- * is all modes to ATA133 clipped by drive cable setup.
- */
-
-static u8 it8213_ratemask (ide_drive_t *drive)
-{
- u8 mode = 4;
- if (!eighty_ninty_three(drive))
- mode = min_t(u8, mode, 1);
- return mode;
-}
-
/**
* it8213_dma_2_pio - return the PIO mode matching DMA
* @xfer_rate: transfer speed
@@ -145,7 +129,7 @@ static int it8213_tune_chipset (ide_drive_t *drive, u8 xferspeed)
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
u8 maslave = 0x40;
- u8 speed = ide_rate_filter(it8213_ratemask(drive), xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
int a_speed = 3 << (drive->dn * 4);
int u_flag = 1 << drive->dn;
int v_flag = 0x01 << drive->dn;
@@ -213,25 +197,6 @@ static int it8213_tune_chipset (ide_drive_t *drive, u8 xferspeed)
return ide_config_drive_speed(drive, speed);
}
-/*
- * config_chipset_for_dma - configure for DMA
- * @drive: drive to configure
- *
- * Called by the IDE layer when it wants the timings set up.
- */
-
-static int config_chipset_for_dma (ide_drive_t *drive)
-{
- u8 speed = ide_dma_speed(drive, it8213_ratemask(drive));
-
- if (!speed)
- return 0;
-
- it8213_tune_chipset(drive, speed);
-
- return ide_dma_enable(drive);
-}
-
/**
* it8213_configure_drive_for_dma - set up for DMA transfers
* @drive: drive we are going to set up
@@ -246,7 +211,7 @@ static int it8213_config_drive_for_dma (ide_drive_t *drive)
{
u8 pio;
- if (ide_use_dma(drive) && config_chipset_for_dma(drive))
+ if (ide_tune_dma(drive))
return 0;
pio = ide_get_best_pio_mode(drive, 255, 4, NULL);
diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c
index 4e1254813ee..442f658c6ae 100644
--- a/drivers/ide/pci/it821x.c
+++ b/drivers/ide/pci/it821x.c
@@ -229,22 +229,6 @@ static void it821x_clock_strategy(ide_drive_t *drive)
}
/**
- * it821x_ratemask - Compute available modes
- * @drive: IDE drive
- *
- * Compute the available speeds for the devices on the interface. This
- * is all modes to ATA133 clipped by drive cable setup.
- */
-
-static u8 it821x_ratemask (ide_drive_t *drive)
-{
- u8 mode = 4;
- if (!eighty_ninty_three(drive))
- mode = min(mode, (u8)1);
- return mode;
-}
-
-/**
* it821x_tunepio - tune a drive
* @drive: drive to tune
* @pio: the desired PIO mode
@@ -438,7 +422,7 @@ static int it821x_tune_chipset (ide_drive_t *drive, byte xferspeed)
ide_hwif_t *hwif = drive->hwif;
struct it821x_dev *itdev = ide_get_hwifdata(hwif);
- u8 speed = ide_rate_filter(it821x_ratemask(drive), xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
switch (speed) {
case XFER_PIO_4:
@@ -488,7 +472,7 @@ static int it821x_tune_chipset (ide_drive_t *drive, byte xferspeed)
static int config_chipset_for_dma (ide_drive_t *drive)
{
- u8 speed = ide_dma_speed(drive, it821x_ratemask(drive));
+ u8 speed = ide_max_dma_mode(drive);
if (speed == 0)
return 0;
diff --git a/drivers/ide/pci/jmicron.c b/drivers/ide/pci/jmicron.c
index be4fc96c29e..76ed2514722 100644
--- a/drivers/ide/pci/jmicron.c
+++ b/drivers/ide/pci/jmicron.c
@@ -22,22 +22,6 @@ typedef enum {
} port_type;
/**
- * jmicron_ratemask - Compute available modes
- * @drive: IDE drive
- *
- * Compute the available speeds for the devices on the interface. This
- * is all modes to ATA133 clipped by drive cable setup.
- */
-
-static u8 jmicron_ratemask(ide_drive_t *drive)
-{
- u8 mode = 4;
- if (!eighty_ninty_three(drive))
- mode = min(mode, (u8)1);
- return mode;
-}
-
-/**
* ata66_jmicron - Cable check
* @hwif: IDE port
*
@@ -129,32 +113,12 @@ static void config_jmicron_chipset_for_pio (ide_drive_t *drive, byte set_speed)
static int jmicron_tune_chipset (ide_drive_t *drive, byte xferspeed)
{
-
- u8 speed = ide_rate_filter(jmicron_ratemask(drive), xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
return ide_config_drive_speed(drive, speed);
}
/**
- * config_chipset_for_dma - configure for DMA
- * @drive: drive to configure
- *
- * As the JMicron snoops for timings all we actually need to do is
- * make sure we don't set an invalid mode.
- */
-
-static int config_chipset_for_dma (ide_drive_t *drive)
-{
- u8 speed = ide_dma_speed(drive, jmicron_ratemask(drive));
-
- if (!speed)
- return 0;
-
- jmicron_tune_chipset(drive, speed);
- return ide_dma_enable(drive);
-}
-
-/**
* jmicron_configure_drive_for_dma - set up for DMA transfers
* @drive: drive we are going to set up
*
@@ -164,7 +128,7 @@ static int config_chipset_for_dma (ide_drive_t *drive)
static int jmicron_config_drive_for_dma (ide_drive_t *drive)
{
- if (ide_use_dma(drive) && config_chipset_for_dma(drive))
+ if (ide_tune_dma(drive))
return 0;
config_jmicron_chipset_for_pio(drive, 1);
diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c
index 2cdd629c653..65b1e124edf 100644
--- a/drivers/ide/pci/pdc202xx_new.c
+++ b/drivers/ide/pci/pdc202xx_new.c
@@ -37,8 +37,6 @@
#include <asm/pci-bridge.h>
#endif
-#define PDC202_DEBUG_CABLE 0
-
#undef DEBUG
#ifdef DEBUG
@@ -82,16 +80,6 @@ static u8 max_dma_rate(struct pci_dev *pdev)
return mode;
}
-static u8 pdcnew_ratemask(ide_drive_t *drive)
-{
- u8 mode = max_dma_rate(HWIF(drive)->pci_dev);
-
- if (!eighty_ninty_three(drive))
- mode = min_t(u8, mode, 1);
-
- return mode;
-}
-
/**
* get_indexed_reg - Get indexed register
* @hwif: for the port address
@@ -164,7 +152,7 @@ static int pdcnew_tune_chipset(ide_drive_t *drive, u8 speed)
u8 adj = (drive->dn & 1) ? 0x08 : 0x00;
int err;
- speed = ide_rate_filter(pdcnew_ratemask(drive), speed);
+ speed = ide_rate_filter(drive, speed);
/*
* Issue SETFEATURES_XFER to the drive first. PDC202xx hardware will
@@ -244,17 +232,8 @@ static int config_chipset_for_dma(ide_drive_t *drive)
{
struct hd_driveid *id = drive->id;
ide_hwif_t *hwif = HWIF(drive);
- u8 ultra_66 = (id->dma_ultra & 0x0078) ? 1 : 0;
- u8 cable = pdcnew_cable_detect(hwif);
u8 speed;
- if (ultra_66 && cable) {
- printk(KERN_WARNING "Warning: %s channel "
- "requires an 80-pin cable for operation.\n",
- hwif->channel ? "Secondary" : "Primary");
- printk(KERN_WARNING "%s reduced to Ultra33 mode.\n", drive->name);
- }
-
if (id->capability & 4) {
/*
* Set IORDY_EN & PREFETCH_EN (this seems to have
@@ -267,7 +246,7 @@ static int config_chipset_for_dma(ide_drive_t *drive)
set_indexed_reg(hwif, 0x13 + adj, tmp | 0x03);
}
- speed = ide_dma_speed(drive, pdcnew_ratemask(drive));
+ speed = ide_max_dma_mode(drive);
if (!speed)
return 0;
@@ -543,7 +522,8 @@ static void __devinit init_hwif_pdc202new(ide_hwif_t *hwif)
hwif->drives[0].autotune = hwif->drives[1].autotune = 1;
hwif->atapi_dma = 1;
- hwif->ultra_mask = 0x7f;
+
+ hwif->ultra_mask = hwif->cds->udma_mask;
hwif->mwdma_mask = 0x07;
hwif->err_stops_fifo = 1;
@@ -556,11 +536,6 @@ static void __devinit init_hwif_pdc202new(ide_hwif_t *hwif)
if (!noautodma)
hwif->autodma = 1;
hwif->drives[0].autodma = hwif->drives[1].autodma = hwif->autodma;
-
-#if PDC202_DEBUG_CABLE
- printk(KERN_DEBUG "%s: %s-pin cable\n",
- hwif->name, hwif->udma_four ? "80" : "40");
-#endif /* PDC202_DEBUG_CABLE */
}
static int __devinit init_setup_pdcnew(struct pci_dev *dev, ide_pci_device_t *d)
@@ -619,6 +594,7 @@ static ide_pci_device_t pdcnew_chipsets[] __devinitdata = {
.channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .udma_mask = 0x3f, /* udma0-5 */
},{ /* 1 */
.name = "PDC20269",
.init_setup = init_setup_pdcnew,
@@ -627,6 +603,7 @@ static ide_pci_device_t pdcnew_chipsets[] __devinitdata = {
.channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .udma_mask = 0x7f, /* udma0-6*/
},{ /* 2 */
.name = "PDC20270",
.init_setup = init_setup_pdc20270,
@@ -635,6 +612,7 @@ static ide_pci_device_t pdcnew_chipsets[] __devinitdata = {
.channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .udma_mask = 0x3f, /* udma0-5 */
},{ /* 3 */
.name = "PDC20271",
.init_setup = init_setup_pdcnew,
@@ -643,6 +621,7 @@ static ide_pci_device_t pdcnew_chipsets[] __devinitdata = {
.channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .udma_mask = 0x7f, /* udma0-6*/
},{ /* 4 */
.name = "PDC20275",
.init_setup = init_setup_pdcnew,
@@ -651,6 +630,7 @@ static ide_pci_device_t pdcnew_chipsets[] __devinitdata = {
.channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .udma_mask = 0x7f, /* udma0-6*/
},{ /* 5 */
.name = "PDC20276",
.init_setup = init_setup_pdc20276,
@@ -659,6 +639,7 @@ static ide_pci_device_t pdcnew_chipsets[] __devinitdata = {
.channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .udma_mask = 0x7f, /* udma0-6*/
},{ /* 6 */
.name = "PDC20277",
.init_setup = init_setup_pdcnew,
@@ -667,6 +648,7 @@ static ide_pci_device_t pdcnew_chipsets[] __devinitdata = {
.channels = 2,
.autodma = AUTODMA,
.bootable = OFF_BOARD,
+ .udma_mask = 0x7f, /* udma0-6*/
}
};
diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c
index a7a639fe1ea..7146fe3f6ba 100644
--- a/drivers/ide/pci/pdc202xx_old.c
+++ b/drivers/ide/pci/pdc202xx_old.c
@@ -46,7 +46,6 @@
#include <asm/io.h>
#include <asm/irq.h>
-#define PDC202_DEBUG_CABLE 0
#define PDC202XX_DEBUG_DRIVE_INFO 0
static const char *pdc_quirk_drives[] = {
@@ -101,35 +100,12 @@ static const char *pdc_quirk_drives[] = {
#define MC1 0x02 /* DMA"C" timing */
#define MC0 0x01 /* DMA"C" timing */
-static u8 pdc202xx_ratemask (ide_drive_t *drive)
-{
- u8 mode;
-
- switch(HWIF(drive)->pci_dev->device) {
- case PCI_DEVICE_ID_PROMISE_20267:
- case PCI_DEVICE_ID_PROMISE_20265:
- mode = 3;
- break;
- case PCI_DEVICE_ID_PROMISE_20263:
- case PCI_DEVICE_ID_PROMISE_20262:
- mode = 2;
- break;
- case PCI_DEVICE_ID_PROMISE_20246:
- return 1;
- default:
- return 0;
- }
- if (!eighty_ninty_three(drive))
- mode = min(mode, (u8)1);
- return mode;
-}
-
static int pdc202xx_tune_chipset (ide_drive_t *drive, u8 xferspeed)
{
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
u8 drive_pci = 0x60 + (drive->dn << 2);
- u8 speed = ide_rate_filter(pdc202xx_ratemask(drive), xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
u32 drive_conf;
u8 AP, BP, CP, DP;
@@ -261,20 +237,7 @@ static int config_chipset_for_dma (ide_drive_t *drive)
u32 drive_conf = 0;
u8 drive_pci = 0x60 + (drive->dn << 2);
u8 test1 = 0, test2 = 0, speed = -1;
- u8 AP = 0, cable = 0;
-
- u8 ultra_66 = ((id->dma_ultra & 0x0010) ||
- (id->dma_ultra & 0x0008)) ? 1 : 0;
-
- if (dev->device != PCI_DEVICE_ID_PROMISE_20246)
- cable = pdc202xx_old_cable_detect(hwif);
- else
- ultra_66 = 0;
-
- if (ultra_66 && cable) {
- printk(KERN_WARNING "Warning: %s channel requires an 80-pin cable for operation.\n", hwif->channel ? "Secondary":"Primary");
- printk(KERN_WARNING "%s reduced to Ultra33 mode.\n", drive->name);
- }
+ u8 AP = 0;
if (dev->device != PCI_DEVICE_ID_PROMISE_20246)
pdc_old_disable_66MHz_clock(drive->hwif);
@@ -308,7 +271,7 @@ chipset_is_set:
if (drive->media == ide_disk) /* PREFETCH_EN */
pci_write_config_byte(dev, (drive_pci), AP|PREFETCH_EN);
- speed = ide_dma_speed(drive, pdc202xx_ratemask(drive));
+ speed = ide_max_dma_mode(drive);
if (!(speed)) {
/* restore original pci-config space */
@@ -478,7 +441,7 @@ static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif)
hwif->drives[0].autotune = hwif->drives[1].autotune = 1;
- hwif->ultra_mask = 0x3f;
+ hwif->ultra_mask = hwif->cds->udma_mask;
hwif->mwdma_mask = 0x07;
hwif->swdma_mask = 0x07;
hwif->atapi_dma = 1;
@@ -500,10 +463,6 @@ static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif)
if (!noautodma)
hwif->autodma = 1;
hwif->drives[0].autodma = hwif->drives[1].autodma = hwif->autodma;
-#if PDC202_DEBUG_CABLE
- printk(KERN_DEBUG "%s: %s-pin cable\n",
- hwif->name, hwif->udma_four ? "80" : "40");
-#endif /* PDC202_DEBUG_CABLE */
}
static void __devinit init_dma_pdc202xx(ide_hwif_t *hwif, unsigned long dmabase)
@@ -587,6 +546,7 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
.autodma = AUTODMA,
.bootable = OFF_BOARD,
.extra = 16,
+ .udma_mask = 0x07, /* udma0-2 */
},{ /* 1 */
.name = "PDC20262",
.init_setup = init_setup_pdc202ata4,
@@ -597,6 +557,7 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
.autodma = AUTODMA,
.bootable = OFF_BOARD,
.extra = 48,
+ .udma_mask = 0x1f, /* udma0-4 */
},{ /* 2 */
.name = "PDC20263",
.init_setup = init_setup_pdc202ata4,
@@ -607,6 +568,7 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
.autodma = AUTODMA,
.bootable = OFF_BOARD,
.extra = 48,
+ .udma_mask = 0x1f, /* udma0-4 */
},{ /* 3 */
.name = "PDC20265",
.init_setup = init_setup_pdc20265,
@@ -617,6 +579,7 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
.autodma = AUTODMA,
.bootable = OFF_BOARD,
.extra = 48,
+ .udma_mask = 0x3f, /* udma0-5 */
},{ /* 4 */
.name = "PDC20267",
.init_setup = init_setup_pdc202xx,
@@ -627,6 +590,7 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
.autodma = AUTODMA,
.bootable = OFF_BOARD,
.extra = 48,
+ .udma_mask = 0x3f, /* udma0-5 */
}
};
diff --git a/drivers/ide/pci/piix.c b/drivers/ide/pci/piix.c
index 061d300ab8b..8b219dd6302 100644
--- a/drivers/ide/pci/piix.c
+++ b/drivers/ide/pci/piix.c
@@ -106,68 +106,6 @@
static int no_piix_dma;
/**
- * piix_ratemask - compute rate mask for PIIX IDE
- * @drive: IDE drive to compute for
- *
- * Returns the available modes for the PIIX IDE controller.
- */
-
-static u8 piix_ratemask (ide_drive_t *drive)
-{
- struct pci_dev *dev = HWIF(drive)->pci_dev;
- u8 mode;
-
- switch(dev->device) {
- case PCI_DEVICE_ID_INTEL_82801EB_1:
- mode = 3;
- break;
- /* UDMA 100 capable */
- case PCI_DEVICE_ID_INTEL_82801BA_8:
- case PCI_DEVICE_ID_INTEL_82801BA_9:
- case PCI_DEVICE_ID_INTEL_82801CA_10:
- case PCI_DEVICE_ID_INTEL_82801CA_11:
- case PCI_DEVICE_ID_INTEL_82801E_11:
- case PCI_DEVICE_ID_INTEL_82801DB_1:
- case PCI_DEVICE_ID_INTEL_82801DB_10:
- case PCI_DEVICE_ID_INTEL_82801DB_11:
- case PCI_DEVICE_ID_INTEL_82801EB_11:
- case PCI_DEVICE_ID_INTEL_ESB_2:
- case PCI_DEVICE_ID_INTEL_ICH6_19:
- case PCI_DEVICE_ID_INTEL_ICH7_21:
- case PCI_DEVICE_ID_INTEL_ESB2_18:
- case PCI_DEVICE_ID_INTEL_ICH8_6:
- mode = 3;
- break;
- /* UDMA 66 capable */
- case PCI_DEVICE_ID_INTEL_82801AA_1:
- case PCI_DEVICE_ID_INTEL_82372FB_1:
- mode = 2;
- break;
- /* UDMA 33 capable */
- case PCI_DEVICE_ID_INTEL_82371AB:
- case PCI_DEVICE_ID_INTEL_82443MX_1:
- case PCI_DEVICE_ID_INTEL_82451NX:
- case PCI_DEVICE_ID_INTEL_82801AB_1:
- return 1;
- /* Non UDMA capable (MWDMA2) */
- case PCI_DEVICE_ID_INTEL_82371SB_1:
- case PCI_DEVICE_ID_INTEL_82371FB_1:
- case PCI_DEVICE_ID_INTEL_82371FB_0:
- case PCI_DEVICE_ID_INTEL_82371MX:
- default:
- return 0;
- }
-
- /*
- * If we are UDMA66 capable fall back to UDMA33
- * if the drive cannot see an 80pin cable.
- */
- if (!eighty_ninty_three(drive))
- mode = min_t(u8, mode, 1);
- return mode;
-}
-
-/**
* piix_dma_2_pio - return the PIO mode matching DMA
* @xfer_rate: transfer speed
*
@@ -301,7 +239,7 @@ static int piix_tune_chipset (ide_drive_t *drive, u8 xferspeed)
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
u8 maslave = hwif->channel ? 0x42 : 0x40;
- u8 speed = ide_rate_filter(piix_ratemask(drive), xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
int a_speed = 3 << (drive->dn * 4);
int u_flag = 1 << drive->dn;
int v_flag = 0x01 << drive->dn;
@@ -366,30 +304,6 @@ static int piix_tune_chipset (ide_drive_t *drive, u8 xferspeed)
}
/**
- * piix_config_drive_for_dma - configure drive for DMA
- * @drive: IDE drive to configure
- *
- * Set up a PIIX interface channel for the best available speed.
- * We prefer UDMA if it is available and then MWDMA. If DMA is
- * not available we switch to PIO and return 0.
- */
-
-static int piix_config_drive_for_dma (ide_drive_t *drive)
-{
- u8 speed = ide_dma_speed(drive, piix_ratemask(drive));
-
- /*
- * If no DMA speed was available or the chipset has DMA bugs
- * then disable DMA and use PIO
- */
- if (!speed)
- return 0;
-
- (void) piix_tune_chipset(drive, speed);
- return ide_dma_enable(drive);
-}
-
-/**
* piix_config_drive_xfer_rate - set up an IDE device
* @drive: IDE drive to configure
*
@@ -401,7 +315,7 @@ static int piix_config_drive_xfer_rate (ide_drive_t *drive)
{
drive->init_speed = 0;
- if (ide_use_dma(drive) && piix_config_drive_for_dma(drive))
+ if (ide_tune_dma(drive))
return 0;
if (ide_use_fast_pio(drive))
@@ -524,26 +438,14 @@ static void __devinit init_hwif_piix(ide_hwif_t *hwif)
hwif->ide_dma_clear_irq = &piix_dma_clear_irq;
hwif->atapi_dma = 1;
- hwif->ultra_mask = 0x3f;
+
+ hwif->ultra_mask = hwif->cds->udma_mask;
hwif->mwdma_mask = 0x06;
hwif->swdma_mask = 0x04;
- switch(hwif->pci_dev->device) {
- case PCI_DEVICE_ID_INTEL_82371FB_0:
- case PCI_DEVICE_ID_INTEL_82371FB_1:
- case PCI_DEVICE_ID_INTEL_82371SB_1:
- hwif->ultra_mask = 0x80;
- break;
- case PCI_DEVICE_ID_INTEL_82371AB:
- case PCI_DEVICE_ID_INTEL_82443MX_1:
- case PCI_DEVICE_ID_INTEL_82451NX:
- case PCI_DEVICE_ID_INTEL_82801AB_1:
- hwif->ultra_mask = 0x07;
- break;
- default:
- if (!hwif->udma_four)
- hwif->udma_four = piix_cable_detect(hwif);
- break;
+ if (hwif->ultra_mask & 0x78) {
+ if (!hwif->udma_four)
+ hwif->udma_four = piix_cable_detect(hwif);
}
if (no_piix_dma)
@@ -557,7 +459,7 @@ static void __devinit init_hwif_piix(ide_hwif_t *hwif)
hwif->drives[0].autodma = hwif->autodma;
}
-#define DECLARE_PIIX_DEV(name_str) \
+#define DECLARE_PIIX_DEV(name_str, udma) \
{ \
.name = name_str, \
.init_chipset = init_chipset_piix, \
@@ -566,11 +468,12 @@ static void __devinit init_hwif_piix(ide_hwif_t *hwif)
.autodma = AUTODMA, \
.enablebits = {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, \
.bootable = ON_BOARD, \
+ .udma_mask = udma, \
}
static ide_pci_device_t piix_pci_info[] __devinitdata = {
- /* 0 */ DECLARE_PIIX_DEV("PIIXa"),
- /* 1 */ DECLARE_PIIX_DEV("PIIXb"),
+ /* 0 */ DECLARE_PIIX_DEV("PIIXa", 0x00), /* no udma */
+ /* 1 */ DECLARE_PIIX_DEV("PIIXb", 0x00), /* no udma */
/* 2 */
{ /*
@@ -587,28 +490,28 @@ static ide_pci_device_t piix_pci_info[] __devinitdata = {
.flags = IDEPCI_FLAG_ISA_PORTS
},
- /* 3 */ DECLARE_PIIX_DEV("PIIX3"),
- /* 4 */ DECLARE_PIIX_DEV("PIIX4"),
- /* 5 */ DECLARE_PIIX_DEV("ICH0"),
- /* 6 */ DECLARE_PIIX_DEV("PIIX4"),
- /* 7 */ DECLARE_PIIX_DEV("ICH"),
- /* 8 */ DECLARE_PIIX_DEV("PIIX4"),
- /* 9 */ DECLARE_PIIX_DEV("PIIX4"),
- /* 10 */ DECLARE_PIIX_DEV("ICH2"),
- /* 11 */ DECLARE_PIIX_DEV("ICH2M"),
- /* 12 */ DECLARE_PIIX_DEV("ICH3M"),
- /* 13 */ DECLARE_PIIX_DEV("ICH3"),
- /* 14 */ DECLARE_PIIX_DEV("ICH4"),
- /* 15 */ DECLARE_PIIX_DEV("ICH5"),
- /* 16 */ DECLARE_PIIX_DEV("C-ICH"),
- /* 17 */ DECLARE_PIIX_DEV("ICH4"),
- /* 18 */ DECLARE_PIIX_DEV("ICH5-SATA"),
- /* 19 */ DECLARE_PIIX_DEV("ICH5"),
- /* 20 */ DECLARE_PIIX_DEV("ICH6"),
- /* 21 */ DECLARE_PIIX_DEV("ICH7"),
- /* 22 */ DECLARE_PIIX_DEV("ICH4"),
- /* 23 */ DECLARE_PIIX_DEV("ESB2"),
- /* 24 */ DECLARE_PIIX_DEV("ICH8M"),
+ /* 3 */ DECLARE_PIIX_DEV("PIIX3", 0x00), /* no udma */
+ /* 4 */ DECLARE_PIIX_DEV("PIIX4", 0x07), /* udma0-2 */
+ /* 5 */ DECLARE_PIIX_DEV("ICH0", 0x07), /* udma0-2 */
+ /* 6 */ DECLARE_PIIX_DEV("PIIX4", 0x07), /* udma0-2 */
+ /* 7 */ DECLARE_PIIX_DEV("ICH", 0x1f), /* udma0-4 */
+ /* 8 */ DECLARE_PIIX_DEV("PIIX4", 0x1f), /* udma0-4 */
+ /* 9 */ DECLARE_PIIX_DEV("PIIX4", 0x07), /* udma0-2 */
+ /* 10 */ DECLARE_PIIX_DEV("ICH2", 0x3f), /* udma0-5 */
+ /* 11 */ DECLARE_PIIX_DEV("ICH2M", 0x3f), /* udma0-5 */
+ /* 12 */ DECLARE_PIIX_DEV("ICH3M", 0x3f), /* udma0-5 */
+ /* 13 */ DECLARE_PIIX_DEV("ICH3", 0x3f), /* udma0-5 */
+ /* 14 */ DECLARE_PIIX_DEV("ICH4", 0x3f), /* udma0-5 */
+ /* 15 */ DECLARE_PIIX_DEV("ICH5", 0x3f), /* udma0-5 */
+ /* 16 */ DECLARE_PIIX_DEV("C-ICH", 0x3f), /* udma0-5 */
+ /* 17 */ DECLARE_PIIX_DEV("ICH4", 0x3f), /* udma0-5 */
+ /* 18 */ DECLARE_PIIX_DEV("ICH5-SATA", 0x3f), /* udma0-5 */
+ /* 19 */ DECLARE_PIIX_DEV("ICH5", 0x3f), /* udma0-5 */
+ /* 20 */ DECLARE_PIIX_DEV("ICH6", 0x3f), /* udma0-5 */
+ /* 21 */ DECLARE_PIIX_DEV("ICH7", 0x3f), /* udma0-5 */
+ /* 22 */ DECLARE_PIIX_DEV("ICH4", 0x3f), /* udma0-5 */
+ /* 23 */ DECLARE_PIIX_DEV("ESB2", 0x3f), /* udma0-5 */
+ /* 24 */ DECLARE_PIIX_DEV("ICH8M", 0x3f), /* udma0-5 */
};
/**
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
index f84bf791f72..cbf93632535 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/pci/scc_pata.c
@@ -190,23 +190,6 @@ scc_ide_outsl(unsigned long port, void *addr, u32 count)
}
/**
- * scc_ratemask - Compute available modes
- * @drive: IDE drive
- *
- * Compute the available speeds for the devices on the interface.
- * Enforce UDMA33 as a limit if there is no 80pin cable present.
- */
-
-static u8 scc_ratemask(ide_drive_t *drive)
-{
- u8 mode = 4;
-
- if (!eighty_ninty_three(drive))
- mode = min(mode, (u8)1);
- return mode;
-}
-
-/**
* scc_tuneproc - tune a drive PIO mode
* @drive: drive to tune
* @mode_wanted: the target operating mode
@@ -273,7 +256,7 @@ static void scc_tuneproc(ide_drive_t *drive, byte mode_wanted)
static int scc_tune_chipset(ide_drive_t *drive, byte xferspeed)
{
ide_hwif_t *hwif = HWIF(drive);
- u8 speed = ide_rate_filter(scc_ratemask(drive), xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
struct scc_ports *ports = ide_get_hwifdata(hwif);
unsigned long ctl_base = ports->ctl;
unsigned long cckctrl_port = ctl_base + 0xff0;
@@ -347,7 +330,7 @@ static int scc_tune_chipset(ide_drive_t *drive, byte xferspeed)
static int scc_config_chipset_for_dma(ide_drive_t *drive)
{
- u8 speed = ide_dma_speed(drive, scc_ratemask(drive));
+ u8 speed = ide_max_dma_mode(drive);
if (!speed)
return 0;
diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c
index dbcd37a0c65..2fa6d92d16c 100644
--- a/drivers/ide/pci/serverworks.c
+++ b/drivers/ide/pci/serverworks.c
@@ -65,16 +65,16 @@ static int check_in_drive_lists (ide_drive_t *drive, const char **list)
return 0;
}
-static u8 svwks_ratemask (ide_drive_t *drive)
+static u8 svwks_udma_filter(ide_drive_t *drive)
{
struct pci_dev *dev = HWIF(drive)->pci_dev;
- u8 mode = 0;
+ u8 mask = 0;
if (!svwks_revision)
pci_read_config_byte(dev, PCI_REVISION_ID, &svwks_revision);
if (dev->device == PCI_DEVICE_ID_SERVERWORKS_HT1000IDE)
- return 2;
+ return 0x1f;
if (dev->device == PCI_DEVICE_ID_SERVERWORKS_OSB4IDE) {
u32 reg = 0;
if (isa_dev)
@@ -86,25 +86,31 @@ static u8 svwks_ratemask (ide_drive_t *drive)
if(drive->media == ide_disk)
return 0;
/* Check the OSB4 DMA33 enable bit */
- return ((reg & 0x00004000) == 0x00004000) ? 1 : 0;
+ return ((reg & 0x00004000) == 0x00004000) ? 0x07 : 0;
} else if (svwks_revision < SVWKS_CSB5_REVISION_NEW) {
- return 1;
+ return 0x07;
} else if (svwks_revision >= SVWKS_CSB5_REVISION_NEW) {
- u8 btr = 0;
+ u8 btr = 0, mode;
pci_read_config_byte(dev, 0x5A, &btr);
mode = btr & 0x3;
- if (!eighty_ninty_three(drive))
- mode = min(mode, (u8)1);
+
/* If someone decides to do UDMA133 on CSB5 the same
issue will bite so be inclusive */
if (mode > 2 && check_in_drive_lists(drive, svwks_bad_ata100))
mode = 2;
+
+ switch(mode) {
+ case 2: mask = 0x1f; break;
+ case 1: mask = 0x07; break;
+ default: mask = 0x00; break;
+ }
}
if (((dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE) ||
(dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2)) &&
(!(PCI_FUNC(dev->devfn) & 1)))
- mode = 2;
- return mode;
+ mask = 0x1f;
+
+ return mask;
}
static u8 svwks_csb_check (struct pci_dev *dev)
@@ -141,7 +147,7 @@ static int svwks_tune_chipset (ide_drive_t *drive, u8 xferspeed)
if (xferspeed == 255) /* PIO auto-tuning */
speed = XFER_PIO_0 + pio;
else
- speed = ide_rate_filter(svwks_ratemask(drive), xferspeed);
+ speed = ide_rate_filter(drive, xferspeed);
/* 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 */
@@ -304,7 +310,7 @@ static void svwks_tune_drive (ide_drive_t *drive, u8 pio)
static int config_chipset_for_dma (ide_drive_t *drive)
{
- u8 speed = ide_dma_speed(drive, svwks_ratemask(drive));
+ u8 speed = ide_max_dma_mode(drive);
if (!(speed))
speed = XFER_PIO_0 + ide_get_best_pio_mode(drive, 255, 5, NULL);
@@ -500,6 +506,7 @@ static void __devinit init_hwif_svwks (ide_hwif_t *hwif)
hwif->tuneproc = &svwks_tune_drive;
hwif->speedproc = &svwks_tune_chipset;
+ hwif->udma_filter = &svwks_udma_filter;
hwif->atapi_dma = 1;
diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c
index fd09b295a69..d3185e29a38 100644
--- a/drivers/ide/pci/sgiioc4.c
+++ b/drivers/ide/pci/sgiioc4.c
@@ -692,7 +692,7 @@ sgiioc4_ide_setup_pci_device(struct pci_dev *dev, ide_pci_device_t * d)
return -EIO;
/* Create /proc/ide entries */
- create_proc_ide_interfaces();
+ ide_proc_register_port(hwif);
return 0;
}
diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c
index c0188de3cc6..d09e74c2996 100644
--- a/drivers/ide/pci/siimage.c
+++ b/drivers/ide/pci/siimage.c
@@ -122,45 +122,41 @@ static inline unsigned long siimage_seldev(ide_drive_t *drive, int r)
}
/**
- * siimage_ratemask - Compute available modes
- * @drive: IDE drive
+ * sil_udma_filter - compute UDMA mask
+ * @drive: IDE device
+ *
+ * Compute the available UDMA speeds for the device on the interface.
*
- * Compute the available speeds for the devices on the interface.
* For the CMD680 this depends on the clocking mode (scsc), for the
- * SI3312 SATA controller life is a bit simpler. Enforce UDMA33
- * as a limit if there is no 80pin cable present.
+ * SI3112 SATA controller life is a bit simpler.
*/
-
-static byte siimage_ratemask (ide_drive_t *drive)
+
+static u8 sil_udma_filter(ide_drive_t *drive)
{
- ide_hwif_t *hwif = HWIF(drive);
- u8 mode = 0, scsc = 0;
+ ide_hwif_t *hwif = drive->hwif;
unsigned long base = (unsigned long) hwif->hwif_data;
+ u8 mask = 0, scsc = 0;
if (hwif->mmio)
scsc = hwif->INB(base + 0x4A);
else
pci_read_config_byte(hwif->pci_dev, 0x8A, &scsc);
- if(is_sata(hwif))
- {
- if(strstr(drive->id->model, "Maxtor"))
- return 3;
- return 4;
+ if (is_sata(hwif)) {
+ mask = strstr(drive->id->model, "Maxtor") ? 0x3f : 0x7f;
+ goto out;
}
-
+
if ((scsc & 0x30) == 0x10) /* 133 */
- mode = 4;
+ mask = 0x7f;
else if ((scsc & 0x30) == 0x20) /* 2xPCI */
- mode = 4;
+ mask = 0x7f;
else if ((scsc & 0x30) == 0x00) /* 100 */
- mode = 3;
+ mask = 0x3f;
else /* Disabled ? */
BUG();
-
- if (!eighty_ninty_three(drive))
- mode = min(mode, (u8)1);
- return mode;
+out:
+ return mask;
}
/**
@@ -306,7 +302,7 @@ static int siimage_tune_chipset (ide_drive_t *drive, byte xferspeed)
ide_hwif_t *hwif = HWIF(drive);
u16 ultra = 0, multi = 0;
u8 mode = 0, unit = drive->select.b.unit;
- u8 speed = ide_rate_filter(siimage_ratemask(drive), xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
unsigned long base = (unsigned long)hwif->hwif_data;
u8 scsc = 0, addr_mask = ((hwif->channel) ?
((hwif->mmio) ? 0xF4 : 0x84) :
@@ -389,7 +385,7 @@ static int siimage_tune_chipset (ide_drive_t *drive, byte xferspeed)
static int config_chipset_for_dma (ide_drive_t *drive)
{
- u8 speed = ide_dma_speed(drive, siimage_ratemask(drive));
+ u8 speed = ide_max_dma_mode(drive);
if (!speed)
return 0;
@@ -831,7 +827,7 @@ static void __devinit init_mmio_iops_siimage(ide_hwif_t *hwif)
/*
* Now set up the hw. We have to do this ourselves as
- * the MMIO layout isnt the same as the the standard port
+ * the MMIO layout isnt the same as the standard port
* based I/O
*/
@@ -989,6 +985,7 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif)
hwif->tuneproc = &siimage_tuneproc;
hwif->reset_poll = &siimage_reset_poll;
hwif->pre_reset = &siimage_pre_reset;
+ hwif->udma_filter = &sil_udma_filter;
if(is_sata(hwif)) {
static int first = 1;
diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c
index 2ba0669f36a..2bde1b92784 100644
--- a/drivers/ide/pci/sis5513.c
+++ b/drivers/ide/pci/sis5513.c
@@ -191,7 +191,7 @@ static char* chipset_capability[] = {
"ATA 133 (1st gen)", "ATA 133 (2nd gen)"
};
-#if defined(DISPLAY_SIS_TIMINGS) && defined(CONFIG_PROC_FS)
+#if defined(DISPLAY_SIS_TIMINGS) && defined(CONFIG_IDE_PROC_FS)
#include <linux/stat.h>
#include <linux/proc_fs.h>
@@ -426,17 +426,7 @@ static int sis_get_info (char *buffer, char **addr, off_t offset, int count)
return len > count ? count : len;
}
-#endif /* defined(DISPLAY_SIS_TIMINGS) && defined(CONFIG_PROC_FS) */
-
-static u8 sis5513_ratemask (ide_drive_t *drive)
-{
- u8 rates[] = { 0, 0, 1, 2, 3, 3, 4, 4 };
- u8 mode = rates[chipset_family];
-
- if (!eighty_ninty_three(drive))
- mode = min(mode, (u8)1);
- return mode;
-}
+#endif /* defined(DISPLAY_SIS_TIMINGS) && defined(CONFIG_IDE_PROC_FS) */
/*
* Configuration functions
@@ -563,7 +553,7 @@ static int sis5513_tune_chipset (ide_drive_t *drive, u8 xferspeed)
u8 drive_pci, reg, speed;
u32 regdw;
- speed = ide_rate_filter(sis5513_ratemask(drive), xferspeed);
+ speed = ide_rate_filter(drive, xferspeed);
/* See config_art_rwp_pio for drive pci config registers */
drive_pci = 0x40;
@@ -648,32 +638,13 @@ static void sis5513_tune_drive (ide_drive_t *drive, u8 pio)
(void) config_chipset_for_pio(drive, pio);
}
-/*
- * ((id->hw_config & 0x4000|0x2000) && (HWIF(drive)->udma_four))
- */
-static int config_chipset_for_dma (ide_drive_t *drive)
-{
- u8 speed = ide_dma_speed(drive, sis5513_ratemask(drive));
-
-#ifdef DEBUG
- printk("SIS5513: config_chipset_for_dma, drive %d, ultra %x\n",
- drive->dn, drive->id->dma_ultra);
-#endif
-
- if (!(speed))
- return 0;
-
- sis5513_tune_chipset(drive, speed);
- return ide_dma_enable(drive);
-}
-
static int sis5513_config_xfer_rate(ide_drive_t *drive)
{
config_art_rwp_pio(drive, 5);
drive->init_speed = 0;
- if (ide_use_dma(drive) && config_chipset_for_dma(drive))
+ if (ide_tune_dma(drive))
return 0;
if (ide_use_fast_pio(drive))
@@ -826,7 +797,7 @@ static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const c
break;
}
-#if defined(DISPLAY_SIS_TIMINGS) && defined(CONFIG_PROC_FS)
+#if defined(DISPLAY_SIS_TIMINGS) && defined(CONFIG_IDE_PROC_FS)
if (!sis_proc) {
sis_proc = 1;
bmide_dev = dev;
@@ -858,6 +829,8 @@ static unsigned int __devinit ata66_sis5513 (ide_hwif_t *hwif)
static void __devinit init_hwif_sis5513 (ide_hwif_t *hwif)
{
+ u8 udma_rates[] = { 0x00, 0x00, 0x07, 0x1f, 0x3f, 0x3f, 0x7f, 0x7f };
+
hwif->autodma = 0;
if (!hwif->irq)
@@ -873,7 +846,8 @@ static void __devinit init_hwif_sis5513 (ide_hwif_t *hwif)
}
hwif->atapi_dma = 1;
- hwif->ultra_mask = 0x7f;
+
+ hwif->ultra_mask = udma_rates[chipset_family];
hwif->mwdma_mask = 0x07;
hwif->swdma_mask = 0x07;
diff --git a/drivers/ide/pci/slc90e66.c b/drivers/ide/pci/slc90e66.c
index 852ccb36da1..c40f291f91e 100644
--- a/drivers/ide/pci/slc90e66.c
+++ b/drivers/ide/pci/slc90e66.c
@@ -21,15 +21,6 @@
#include <asm/io.h>
-static u8 slc90e66_ratemask (ide_drive_t *drive)
-{
- u8 mode = 2;
-
- if (!eighty_ninty_three(drive))
- mode = min_t(u8, mode, 1);
- return mode;
-}
-
static u8 slc90e66_dma_2_pio (u8 xfer_rate) {
switch(xfer_rate) {
case XFER_UDMA_4:
@@ -122,7 +113,7 @@ static int slc90e66_tune_chipset (ide_drive_t *drive, u8 xferspeed)
ide_hwif_t *hwif = HWIF(drive);
struct pci_dev *dev = hwif->pci_dev;
u8 maslave = hwif->channel ? 0x42 : 0x40;
- u8 speed = ide_rate_filter(slc90e66_ratemask(drive), xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
int sitre = 0, a_speed = 7 << (drive->dn * 4);
int u_speed = 0, u_flag = 1 << drive->dn;
u16 reg4042, reg44, reg48, reg4a;
@@ -169,22 +160,11 @@ static int slc90e66_tune_chipset (ide_drive_t *drive, u8 xferspeed)
return ide_config_drive_speed(drive, speed);
}
-static int slc90e66_config_drive_for_dma (ide_drive_t *drive)
-{
- u8 speed = ide_dma_speed(drive, slc90e66_ratemask(drive));
-
- if (!speed)
- return 0;
-
- (void) slc90e66_tune_chipset(drive, speed);
- return ide_dma_enable(drive);
-}
-
static int slc90e66_config_drive_xfer_rate (ide_drive_t *drive)
{
drive->init_speed = 0;
- if (ide_use_dma(drive) && slc90e66_config_drive_for_dma(drive))
+ if (ide_tune_dma(drive))
return 0;
if (ide_use_fast_pio(drive))
diff --git a/drivers/ide/pci/tc86c001.c b/drivers/ide/pci/tc86c001.c
index 0b6d81d6ce4..cee619bb2ea 100644
--- a/drivers/ide/pci/tc86c001.c
+++ b/drivers/ide/pci/tc86c001.c
@@ -13,18 +13,13 @@
#include <linux/pci.h>
#include <linux/ide.h>
-static inline u8 tc86c001_ratemask(ide_drive_t *drive)
-{
- return eighty_ninty_three(drive) ? 2 : 1;
-}
-
static int tc86c001_tune_chipset(ide_drive_t *drive, u8 speed)
{
ide_hwif_t *hwif = HWIF(drive);
unsigned long scr_port = hwif->config_data + (drive->dn ? 0x02 : 0x00);
u16 mode, scr = hwif->INW(scr_port);
- speed = ide_rate_filter(tc86c001_ratemask(drive), speed);
+ speed = ide_rate_filter(drive, speed);
switch (speed) {
case XFER_UDMA_4: mode = 0x00c0; break;
@@ -172,20 +167,9 @@ static int tc86c001_busproc(ide_drive_t *drive, int state)
return 0;
}
-static int config_chipset_for_dma(ide_drive_t *drive)
-{
- u8 speed = ide_dma_speed(drive, tc86c001_ratemask(drive));
-
- if (!speed)
- return 0;
-
- (void) tc86c001_tune_chipset(drive, speed);
- return ide_dma_enable(drive);
-}
-
static int tc86c001_config_drive_xfer_rate(ide_drive_t *drive)
{
- if (ide_use_dma(drive) && config_chipset_for_dma(drive))
+ if (ide_tune_dma(drive))
return 0;
if (ide_use_fast_pio(drive))
diff --git a/drivers/ide/pci/triflex.c b/drivers/ide/pci/triflex.c
index 5e06179c346..35e8c612638 100644
--- a/drivers/ide/pci/triflex.c
+++ b/drivers/ide/pci/triflex.c
@@ -48,7 +48,7 @@ static int triflex_tune_chipset(ide_drive_t *drive, u8 xferspeed)
u16 timing = 0;
u32 triflex_timings = 0;
u8 unit = (drive->select.b.unit & 0x01);
- u8 speed = ide_rate_filter(0, xferspeed);
+ u8 speed = ide_rate_filter(drive, xferspeed);
pci_read_config_dword(dev, channel_offset, &triflex_timings);
@@ -100,20 +100,9 @@ static void triflex_tune_drive(ide_drive_t *drive, u8 pio)
(void) triflex_tune_chipset(drive, (XFER_PIO_0 + use_pio));
}
-static int triflex_config_drive_for_dma(ide_drive_t *drive)
-{
- int speed = ide_dma_speed(drive, 0); /* No ultra speeds */
-
- if (!speed)
- return 0;
-
- (void) triflex_tune_chipset(drive, speed);
- return ide_dma_enable(drive);
-}
-
static int triflex_config_drive_xfer_rate(ide_drive_t *drive)
{
- if (ide_use_dma(drive) && triflex_config_drive_for_dma(drive))
+ if (ide_tune_dma(drive))
return 0;
triflex_tune_drive(drive, 255);
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-28 08:44:32 +0000