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amd74xx: remove /proc/ide/amd74xx
This belongs to user-space (and only if really needed). text data bss dec hex filename 6723 2000 28 8751 222f drivers/ide/pci/amd74xx.o.before 3833 2000 16 5849 16d9 drivers/ide/pci/amd74xx.o.after Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz
parent
8fcb2ea822
commit
b02fcae007
@ -1,5 +1,5 @@
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/*
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* Version 2.23
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* Version 2.24
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*
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* AMD 755/756/766/8111 and nVidia nForce/2/2s/3/3s/CK804/MCP04
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* IDE driver for Linux.
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@ -28,9 +28,6 @@
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#include "ide-timing.h"
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#define DISPLAY_AMD_TIMINGS
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#define AMD_IDE_ENABLE (0x00 + amd_config->base)
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#define AMD_IDE_CONFIG (0x01 + amd_config->base)
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#define AMD_CABLE_DETECT (0x02 + amd_config->base)
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#define AMD_DRIVE_TIMING (0x08 + amd_config->base)
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@ -87,118 +84,6 @@ static unsigned int amd_clock;
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static char *amd_dma[] = { "16", "25", "33", "44", "66", "100", "133" };
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static unsigned char amd_cyc2udma[] = { 6, 6, 5, 4, 0, 1, 1, 2, 2, 3, 3, 3, 3, 3, 3, 7 };
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/*
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* AMD /proc entry.
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*/
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#ifdef CONFIG_IDE_PROC_FS
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#include <linux/stat.h>
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#include <linux/proc_fs.h>
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static u8 amd74xx_proc;
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static unsigned char amd_udma2cyc[] = { 4, 6, 8, 10, 3, 2, 1, 15 };
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static unsigned long amd_base;
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static struct pci_dev *bmide_dev;
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extern int (*amd74xx_display_info)(char *, char **, off_t, int); /* ide-proc.c */
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#define amd_print(format, arg...) p += sprintf(p, format "\n" , ## arg)
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#define amd_print_drive(name, format, arg...)\
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p += sprintf(p, name); for (i = 0; i < 4; i++) p += sprintf(p, format, ## arg); p += sprintf(p, "\n");
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static int amd74xx_get_info(char *buffer, char **addr, off_t offset, int count)
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{
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int speed[4], cycle[4], setup[4], active[4], recover[4], den[4],
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uen[4], udma[4], active8b[4], recover8b[4];
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struct pci_dev *dev = bmide_dev;
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unsigned int v, u, i;
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unsigned short c, w;
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unsigned char t;
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int len;
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char *p = buffer;
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amd_print("----------AMD BusMastering IDE Configuration----------------");
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amd_print("Driver Version: 2.13");
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amd_print("South Bridge: %s", pci_name(bmide_dev));
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amd_print("Revision: IDE %#x", dev->revision);
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amd_print("Highest DMA rate: UDMA%s", amd_dma[fls(amd_config->udma_mask) - 1]);
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amd_print("BM-DMA base: %#lx", amd_base);
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amd_print("PCI clock: %d.%dMHz", amd_clock / 1000, amd_clock / 100 % 10);
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amd_print("-----------------------Primary IDE-------Secondary IDE------");
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pci_read_config_byte(dev, AMD_IDE_CONFIG, &t);
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amd_print("Prefetch Buffer: %10s%20s", (t & 0x80) ? "yes" : "no", (t & 0x20) ? "yes" : "no");
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amd_print("Post Write Buffer: %10s%20s", (t & 0x40) ? "yes" : "no", (t & 0x10) ? "yes" : "no");
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pci_read_config_byte(dev, AMD_IDE_ENABLE, &t);
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amd_print("Enabled: %10s%20s", (t & 0x02) ? "yes" : "no", (t & 0x01) ? "yes" : "no");
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c = inb(amd_base + 0x02) | (inb(amd_base + 0x0a) << 8);
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amd_print("Simplex only: %10s%20s", (c & 0x80) ? "yes" : "no", (c & 0x8000) ? "yes" : "no");
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amd_print("Cable Type: %10s%20s", (amd_80w & 1) ? "80w" : "40w", (amd_80w & 2) ? "80w" : "40w");
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if (!amd_clock)
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return p - buffer;
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amd_print("-------------------drive0----drive1----drive2----drive3-----");
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pci_read_config_byte(dev, AMD_ADDRESS_SETUP, &t);
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pci_read_config_dword(dev, AMD_DRIVE_TIMING, &v);
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pci_read_config_word(dev, AMD_8BIT_TIMING, &w);
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pci_read_config_dword(dev, AMD_UDMA_TIMING, &u);
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for (i = 0; i < 4; i++) {
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setup[i] = ((t >> ((3 - i) << 1)) & 0x3) + 1;
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recover8b[i] = ((w >> ((1 - (i >> 1)) << 3)) & 0xf) + 1;
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active8b[i] = ((w >> (((1 - (i >> 1)) << 3) + 4)) & 0xf) + 1;
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active[i] = ((v >> (((3 - i) << 3) + 4)) & 0xf) + 1;
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recover[i] = ((v >> ((3 - i) << 3)) & 0xf) + 1;
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udma[i] = amd_udma2cyc[((u >> ((3 - i) << 3)) & 0x7)];
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uen[i] = ((u >> ((3 - i) << 3)) & 0x40) ? 1 : 0;
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den[i] = (c & ((i & 1) ? 0x40 : 0x20) << ((i & 2) << 2));
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if (den[i] && uen[i] && udma[i] == 1) {
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speed[i] = amd_clock * 3;
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cycle[i] = 666666 / amd_clock;
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continue;
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}
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if (den[i] && uen[i] && udma[i] == 15) {
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speed[i] = amd_clock * 4;
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cycle[i] = 500000 / amd_clock;
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continue;
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}
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speed[i] = 4 * amd_clock / ((den[i] && uen[i]) ? udma[i] : (active[i] + recover[i]) * 2);
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cycle[i] = 1000000 * ((den[i] && uen[i]) ? udma[i] : (active[i] + recover[i]) * 2) / amd_clock / 2;
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}
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amd_print_drive("Transfer Mode: ", "%10s", den[i] ? (uen[i] ? "UDMA" : "DMA") : "PIO");
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amd_print_drive("Address Setup: ", "%8dns", 1000000 * setup[i] / amd_clock);
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amd_print_drive("Cmd Active: ", "%8dns", 1000000 * active8b[i] / amd_clock);
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amd_print_drive("Cmd Recovery: ", "%8dns", 1000000 * recover8b[i] / amd_clock);
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amd_print_drive("Data Active: ", "%8dns", 1000000 * active[i] / amd_clock);
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amd_print_drive("Data Recovery: ", "%8dns", 1000000 * recover[i] / amd_clock);
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amd_print_drive("Cycle Time: ", "%8dns", cycle[i]);
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amd_print_drive("Transfer Rate: ", "%4d.%dMB/s", speed[i] / 1000, speed[i] / 100 % 10);
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/* hoping p - buffer is less than 4K... */
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len = (p - buffer) - offset;
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*addr = buffer + offset;
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return len > count ? count : len;
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}
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#endif
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/*
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* amd_set_speed() writes timing values to the chipset registers
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*/
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@ -353,19 +238,6 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch
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amd_chipset->name, pci_name(dev), dev->revision,
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amd_dma[fls(amd_config->udma_mask) - 1]);
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/*
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* Register /proc/ide/amd74xx entry
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*/
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#if defined(DISPLAY_AMD_TIMINGS) && defined(CONFIG_IDE_PROC_FS)
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if (!amd74xx_proc) {
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amd_base = pci_resource_start(dev, 4);
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bmide_dev = dev;
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ide_pci_create_host_proc("amd74xx", amd74xx_get_info);
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amd74xx_proc = 1;
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}
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#endif /* DISPLAY_AMD_TIMINGS && CONFIG_IDE_PROC_FS */
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return dev->irq;
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}
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