#include "aec62xx.h"
-#if defined(DISPLAY_AEC62XX_TIMINGS) && defined(CONFIG_PROC_FS)
-#include <linux/stat.h>
-#include <linux/proc_fs.h>
-
-static u8 aec62xx_proc = 0;
-
-#define AEC_MAX_DEVS 5
-
-static struct pci_dev *aec_devs[AEC_MAX_DEVS];
-static int n_aec_devs;
-
-static int aec62xx_get_info (char *buffer, char **addr, off_t offset, int count)
-{
- char *p = buffer;
- char *chipset_nums[] = {"error", "error", "error", "error",
- "error", "error", "850UF", "860",
- "860R", "865", "865R", "error" };
- int len;
- int i;
-
- for (i = 0; i < n_aec_devs; i++) {
- struct pci_dev *dev = aec_devs[i];
- unsigned long iobase = pci_resource_start(dev, 4);
- u8 c0 = 0, c1 = 0, art = 0;
-
- c0 = inb(iobase + 0x02);
- c1 = inb(iobase + 0x0a);
-
- p += sprintf(p, "\nController: %d\n", i);
- p += sprintf(p, "Chipset: AEC%s\n", chipset_nums[dev->device]);
-
- p += sprintf(p, "--------------- Primary Channel "
- "---------------- Secondary Channel "
- "-------------\n");
- (void) pci_read_config_byte(dev, 0x4a, &art);
- p += sprintf(p, " %sabled ",
- (art&0x02)?" en":"dis");
- p += sprintf(p, " %sabled\n",
- (art&0x04)?" en":"dis");
- p += sprintf(p, "--------------- drive0 --------- drive1 "
- "-------- drive0 ---------- drive1 ------\n");
- p += sprintf(p, "DMA enabled: %s %s ",
- (c0&0x20)?"yes":"no ",(c0&0x40)?"yes":"no ");
- p += sprintf(p, " %s %s\n",
- (c1&0x20)?"yes":"no ",(c1&0x40)?"yes":"no ");
-
+#if 0
if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) {
(void) pci_read_config_byte(dev, 0x54, &art);
p += sprintf(p, "DMA Mode: %s(%s)",
(c1&0x40)?((art&0xc0)?"UDMA":" DMA"):" PIO",
(art&0x80)?"2":(art&0x40)?"1":"0");
} else {
- /*
- * case PCI_DEVICE_ID_ARTOP_ATP860:
- * case PCI_DEVICE_ID_ARTOP_ATP860R:
- * case PCI_DEVICE_ID_ARTOP_ATP865:
- * case PCI_DEVICE_ID_ARTOP_ATP865R:
- */
- (void) pci_read_config_byte(dev, 0x44, &art);
- p += sprintf(p, "DMA Mode: %s(%s)",
- (c0&0x20)?((art&0x07)?"UDMA":" DMA"):" PIO",
- ((art&0x07)==0x07)?"6":
- ((art&0x06)==0x06)?"5":
- ((art&0x05)==0x05)?"4":
- ((art&0x04)==0x04)?"3":
- ((art&0x03)==0x03)?"2":
- ((art&0x02)==0x02)?"1":
- ((art&0x01)==0x01)?"0":"?");
- p += sprintf(p, " %s(%s)",
- (c0&0x40)?((art&0x70)?"UDMA":" DMA"):" PIO",
- ((art&0x70)==0x70)?"6":
- ((art&0x60)==0x60)?"5":
- ((art&0x50)==0x50)?"4":
- ((art&0x40)==0x40)?"3":
- ((art&0x30)==0x30)?"2":
- ((art&0x20)==0x20)?"1":
- ((art&0x10)==0x10)?"0":"?");
- (void) pci_read_config_byte(dev, 0x45, &art);
- p += sprintf(p, " %s(%s)",
- (c1&0x20)?((art&0x07)?"UDMA":" DMA"):" PIO",
- ((art&0x07)==0x07)?"6":
- ((art&0x06)==0x06)?"5":
- ((art&0x05)==0x05)?"4":
- ((art&0x04)==0x04)?"3":
- ((art&0x03)==0x03)?"2":
- ((art&0x02)==0x02)?"1":
- ((art&0x01)==0x01)?"0":"?");
- p += sprintf(p, " %s(%s)\n",
- (c1&0x40)?((art&0x70)?"UDMA":" DMA"):" PIO",
- ((art&0x70)==0x70)?"6":
- ((art&0x60)==0x60)?"5":
- ((art&0x50)==0x50)?"4":
- ((art&0x40)==0x40)?"3":
- ((art&0x30)==0x30)?"2":
- ((art&0x20)==0x20)?"1":
- ((art&0x10)==0x10)?"0":"?");
- }
- }
- /* p - buffer must be less than 4k! */
- len = (p - buffer) - offset;
- *addr = buffer + offset;
-
- return len > count ? count : len;
-}
-#endif /* defined(DISPLAY_AEC62xx_TIMINGS) && defined(CONFIG_PROC_FS) */
+#endif
/*
* TO DO: active tuning and correction of cards without a bios.
struct hd_driveid *id = drive->id;
if ((id->capability & 1) && drive->autodma) {
- /* Consult the list of known "bad" drives */
- if (__ide_dma_bad_drive(drive))
- goto fast_ata_pio;
- if (id->field_valid & 4) {
- if (id->dma_ultra & hwif->ultra_mask) {
- /* Force if Capable UltraDMA */
- int dma = config_chipset_for_dma(drive);
- if ((id->field_valid & 2) && !dma)
- goto try_dma_modes;
- }
- } else if (id->field_valid & 2) {
-try_dma_modes:
- if ((id->dma_mword & hwif->mwdma_mask) ||
- (id->dma_1word & hwif->swdma_mask)) {
- /* Force if Capable regular DMA modes */
- if (!config_chipset_for_dma(drive))
- goto no_dma_set;
- }
- } else if (__ide_dma_good_drive(drive) &&
- (id->eide_dma_time < 150)) {
- /* Consult the list of known "good" drives */
- if (!config_chipset_for_dma(drive))
- goto no_dma_set;
- } else {
- goto fast_ata_pio;
+
+ if (ide_use_dma(drive)) {
+ if (config_chipset_for_dma(drive))
+ return hwif->ide_dma_on(drive);
}
- return hwif->ide_dma_on(drive);
+
+ goto fast_ata_pio;
+
} else if ((id->capability & 8) || (id->field_valid & 2)) {
fast_ata_pio:
-no_dma_set:
aec62xx_tune_drive(drive, 5);
return hwif->ide_dma_off_quietly(drive);
}
printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name, dev->resource[PCI_ROM_RESOURCE].start);
}
-#if defined(DISPLAY_AEC62XX_TIMINGS) && defined(CONFIG_PROC_FS)
- aec_devs[n_aec_devs++] = dev;
-
- if (!aec62xx_proc) {
- aec62xx_proc = 1;
- ide_pci_create_host_proc("aec62xx", aec62xx_get_info);
- }
-#endif /* DISPLAY_AEC62XX_TIMINGS && CONFIG_PROC_FS */
-
if (bus_speed <= 33)
pci_set_drvdata(dev, (void *) aec6xxx_33_base);
else
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