diff options
Diffstat (limited to 'drivers/ide/pci/triflex.c')
| -rw-r--r-- | drivers/ide/pci/triflex.c | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/drivers/ide/pci/triflex.c b/drivers/ide/pci/triflex.c deleted file mode 100644 index 56d84931d6d..00000000000 --- a/drivers/ide/pci/triflex.c +++ /dev/null @@ -1,187 +0,0 @@ -/* - * triflex.c - * - * IDE Chipset driver for the Compaq TriFlex IDE controller. - * - * Known to work with the Compaq Workstation 5x00 series. - * - * Copyright (C) 2002 Hewlett-Packard Development Group, L.P. - * Author: Torben Mathiasen <torben.mathiasen@hp.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * Loosely based on the piix & svwks drivers. - * - * Documentation: - * Not publically available. - */ - -#include <linux/types.h> -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/delay.h> -#include <linux/timer.h> -#include <linux/mm.h> -#include <linux/ioport.h> -#include <linux/blkdev.h> -#include <linux/hdreg.h> -#include <linux/pci.h> -#include <linux/ide.h> -#include <linux/init.h> - -static int triflex_tune_chipset(ide_drive_t *drive, u8 xferspeed) -{ - ide_hwif_t *hwif = HWIF(drive); - struct pci_dev *dev = hwif->pci_dev; - u8 channel_offset = hwif->channel ? 0x74 : 0x70; - u16 timing = 0; - u32 triflex_timings = 0; - u8 unit = (drive->select.b.unit & 0x01); - u8 speed = ide_rate_filter(0, xferspeed); - - pci_read_config_dword(dev, channel_offset, &triflex_timings); - - switch(speed) { - case XFER_MW_DMA_2: - timing = 0x0103; - break; - case XFER_MW_DMA_1: - timing = 0x0203; - break; - case XFER_MW_DMA_0: - timing = 0x0808; - break; - case XFER_SW_DMA_2: - case XFER_SW_DMA_1: - case XFER_SW_DMA_0: - timing = 0x0f0f; - break; - case XFER_PIO_4: - timing = 0x0202; - break; - case XFER_PIO_3: - timing = 0x0204; - break; - case XFER_PIO_2: - timing = 0x0404; - break; - case XFER_PIO_1: - timing = 0x0508; - break; - case XFER_PIO_0: - timing = 0x0808; - break; - default: - return -1; - } - - triflex_timings &= ~(0xFFFF << (16 * unit)); - triflex_timings |= (timing << (16 * unit)); - - pci_write_config_dword(dev, channel_offset, triflex_timings); - - return (ide_config_drive_speed(drive, speed)); -} - -static void triflex_tune_drive(ide_drive_t *drive, u8 pio) -{ - int use_pio = ide_get_best_pio_mode(drive, pio, 4, NULL); - (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) { - u8 pspeed = ide_get_best_pio_mode(drive, 255, 4, NULL); - speed = XFER_PIO_0 + pspeed; - } - - (void) triflex_tune_chipset(drive, speed); - return ide_dma_enable(drive); -} - -static int triflex_config_drive_xfer_rate(ide_drive_t *drive) -{ - ide_hwif_t *hwif = HWIF(drive); - struct hd_driveid *id = drive->id; - - if ((id->capability & 1) && drive->autodma) { - if (ide_use_dma(drive)) { - if (triflex_config_drive_for_dma(drive)) - return hwif->ide_dma_on(drive); - } - } - - hwif->tuneproc(drive, 255); - return hwif->ide_dma_off_quietly(drive); -} - -static void __devinit init_hwif_triflex(ide_hwif_t *hwif) -{ - hwif->tuneproc = &triflex_tune_drive; - hwif->speedproc = &triflex_tune_chipset; - - hwif->atapi_dma = 1; - hwif->mwdma_mask = 0x07; - hwif->swdma_mask = 0x07; - hwif->ide_dma_check = &triflex_config_drive_xfer_rate; - - if (!noautodma) - hwif->autodma = 1; - hwif->drives[0].autodma = hwif->autodma; - hwif->drives[1].autodma = hwif->autodma; -} - -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, -}; - -static int __devinit triflex_init_one(struct pci_dev *dev, - const struct pci_device_id *id) -{ - return ide_setup_pci_device(dev, &triflex_device); -} - -static struct pci_device_id triflex_pci_tbl[] = { - { PCI_VENDOR_ID_COMPAQ, PCI_DEVICE_ID_COMPAQ_TRIFLEX_IDE, - PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, - { 0, }, -}; -MODULE_DEVICE_TABLE(pci, triflex_pci_tbl); - -static struct pci_driver driver = { - .name = "TRIFLEX_IDE", - .id_table = triflex_pci_tbl, - .probe = triflex_init_one, -}; - -static int triflex_ide_init(void) -{ - return ide_pci_register_driver(&driver); -} - -module_init(triflex_ide_init); - -MODULE_AUTHOR("Torben Mathiasen"); -MODULE_DESCRIPTION("PCI driver module for Compaq Triflex IDE"); -MODULE_LICENSE("GPL"); - - |