mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-14 08:56:42 +07:00
ced3ec8aa7
Prefix messages from IDE PCI host drivers by driver name instead of marketed
chipset name (it is still possible to exactly identify the particular chipset
basing on driver messages).
As a bonus this provides nice code savings for some drivers:
text data bss dec hex filename
3826 112 8 3946 f6a drivers/ide/pci/amd74xx.o.before
2786 112 8 2906 b5a drivers/ide/pci/amd74xx.o.after
764 108 0 872 368 drivers/ide/pci/cs5520.o.before
680 108 0 788 314 drivers/ide/pci/cs5520.o.after
1680 112 4 1796 704 drivers/ide/pci/generic.o.before
1155 112 4 1271 4f7 drivers/ide/pci/generic.o.after
7128 792 0 7920 1ef0 drivers/ide/pci/hpt366.o.before
6984 792 0 7776 1e60 drivers/ide/pci/hpt366.o.after
2800 148 0 2948 b84 drivers/ide/pci/pdc202xx_new.o.before
2523 148 0 2671 a6f drivers/ide/pci/pdc202xx_new.o.after
2831 148 0 2979 ba3 drivers/ide/pci/pdc202xx_old.o.before
2683 148 0 2831 b0f drivers/ide/pci/pdc202xx_old.o.after
3776 112 4 3892 f34 drivers/ide/pci/piix.o.before
2804 112 4 2920 b68 drivers/ide/pci/piix.o.after
4693 116 0 4809 12c9 drivers/ide/pci/siimage.o.before
4600 116 0 4716 126c drivers/ide/pci/siimage.o.after
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
143 lines
3.5 KiB
C
143 lines
3.5 KiB
C
/*
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* IDE Chipset driver for the Compaq TriFlex IDE controller.
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*
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* Known to work with the Compaq Workstation 5x00 series.
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*
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* Copyright (C) 2002 Hewlett-Packard Development Group, L.P.
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* Author: Torben Mathiasen <torben.mathiasen@hp.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Loosely based on the piix & svwks drivers.
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*
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* Documentation:
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* Not publically available.
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*/
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#include <linux/types.h>
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/hdreg.h>
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#include <linux/pci.h>
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#include <linux/ide.h>
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#include <linux/init.h>
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#define DRV_NAME "triflex"
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static void triflex_set_mode(ide_drive_t *drive, const u8 speed)
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{
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ide_hwif_t *hwif = HWIF(drive);
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struct pci_dev *dev = to_pci_dev(hwif->dev);
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u8 channel_offset = hwif->channel ? 0x74 : 0x70;
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u16 timing = 0;
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u32 triflex_timings = 0;
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u8 unit = (drive->select.b.unit & 0x01);
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pci_read_config_dword(dev, channel_offset, &triflex_timings);
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switch(speed) {
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case XFER_MW_DMA_2:
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timing = 0x0103;
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break;
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case XFER_MW_DMA_1:
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timing = 0x0203;
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break;
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case XFER_MW_DMA_0:
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timing = 0x0808;
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break;
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case XFER_SW_DMA_2:
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case XFER_SW_DMA_1:
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case XFER_SW_DMA_0:
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timing = 0x0f0f;
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break;
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case XFER_PIO_4:
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timing = 0x0202;
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break;
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case XFER_PIO_3:
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timing = 0x0204;
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break;
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case XFER_PIO_2:
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timing = 0x0404;
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break;
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case XFER_PIO_1:
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timing = 0x0508;
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break;
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case XFER_PIO_0:
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timing = 0x0808;
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break;
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}
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triflex_timings &= ~(0xFFFF << (16 * unit));
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triflex_timings |= (timing << (16 * unit));
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pci_write_config_dword(dev, channel_offset, triflex_timings);
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}
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static void triflex_set_pio_mode(ide_drive_t *drive, const u8 pio)
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{
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triflex_set_mode(drive, XFER_PIO_0 + pio);
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}
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static const struct ide_port_ops triflex_port_ops = {
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.set_pio_mode = triflex_set_pio_mode,
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.set_dma_mode = triflex_set_mode,
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};
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static const struct ide_port_info triflex_device __devinitdata = {
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.name = DRV_NAME,
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.enablebits = {{0x80, 0x01, 0x01}, {0x80, 0x02, 0x02}},
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.port_ops = &triflex_port_ops,
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.pio_mask = ATA_PIO4,
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.swdma_mask = ATA_SWDMA2,
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.mwdma_mask = ATA_MWDMA2,
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};
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static int __devinit triflex_init_one(struct pci_dev *dev,
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const struct pci_device_id *id)
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{
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return ide_pci_init_one(dev, &triflex_device, NULL);
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}
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static const struct pci_device_id triflex_pci_tbl[] = {
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{ PCI_VDEVICE(COMPAQ, PCI_DEVICE_ID_COMPAQ_TRIFLEX_IDE), 0 },
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{ 0, },
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};
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MODULE_DEVICE_TABLE(pci, triflex_pci_tbl);
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static struct pci_driver driver = {
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.name = "TRIFLEX_IDE",
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.id_table = triflex_pci_tbl,
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.probe = triflex_init_one,
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.remove = ide_pci_remove,
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};
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static int __init triflex_ide_init(void)
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{
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return ide_pci_register_driver(&driver);
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}
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static void __exit triflex_ide_exit(void)
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{
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pci_unregister_driver(&driver);
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}
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module_init(triflex_ide_init);
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module_exit(triflex_ide_exit);
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MODULE_AUTHOR("Torben Mathiasen");
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MODULE_DESCRIPTION("PCI driver module for Compaq Triflex IDE");
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MODULE_LICENSE("GPL");
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