diff options
| -rw-r--r-- | drivers/ide/pci/via82cxxx.c | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c index a4d099c937f..2fbc215988a 100644 --- a/drivers/ide/pci/via82cxxx.c +++ b/drivers/ide/pci/via82cxxx.c @@ -105,181 +105,6 @@ static unsigned int via_80w; static unsigned int via_clock; static char *via_dma[] = { "MWDMA16", "UDMA33", "UDMA66", "UDMA100", "UDMA133" }; -/* - * VIA /proc entry. - */ - -#if defined(DISPLAY_VIA_TIMINGS) && defined(CONFIG_PROC_FS) - -#include <linux/stat.h> -#include <linux/proc_fs.h> - -static u8 via_proc = 0; -static unsigned long via_base; -static struct pci_dev *bmide_dev, *isa_dev; - -static char *via_control3[] = { "No limit", "64", "128", "192" }; - -#define via_print(format, arg...) p += sprintf(p, format "\n" , ## arg) -#define via_print_drive(name, format, arg...)\ - p += sprintf(p, name); for (i = 0; i < 4; i++) p += sprintf(p, format, ## arg); p += sprintf(p, "\n"); - - -/** - * via_get_info - generate via /proc file - * @buffer: buffer for data - * @addr: set to start of data to use - * @offset: current file offset - * @count: size of read - * - * Fills in buffer with the debugging/configuration information for - * the VIA chipset tuning and attached drives - */ - -static int via_get_info(char *buffer, char **addr, off_t offset, int count) -{ - int speed[4], cycle[4], setup[4], active[4], recover[4], den[4], - uen[4], udma[4], umul[4], active8b[4], recover8b[4]; - struct pci_dev *dev = bmide_dev; - unsigned int v, u, i; - int len; - u16 c, w; - u8 t, x; - char *p = buffer; - - via_print("----------VIA BusMastering IDE Configuration" - "----------------"); - - via_print("Driver Version: 3.38"); - via_print("South Bridge: VIA %s", - via_config->name); - - pci_read_config_byte(isa_dev, PCI_REVISION_ID, &t); - pci_read_config_byte(dev, PCI_REVISION_ID, &x); - via_print("Revision: ISA %#x IDE %#x", t, x); - via_print("Highest DMA rate: %s", - via_dma[via_config->flags & VIA_UDMA]); - - via_print("BM-DMA base: %#lx", via_base); - via_print("PCI clock: %d.%dMHz", - via_clock / 1000, via_clock / 100 % 10); - - pci_read_config_byte(dev, VIA_MISC_1, &t); - via_print("Master Read Cycle IRDY: %dws", - (t & 64) >> 6); - via_print("Master Write Cycle IRDY: %dws", - (t & 32) >> 5); - via_print("BM IDE Status Register Read Retry: %s", - (t & 8) ? "yes" : "no"); - - pci_read_config_byte(dev, VIA_MISC_3, &t); - via_print("Max DRDY Pulse Width: %s%s", - via_control3[(t & 0x03)], (t & 0x03) ? " PCI clocks" : ""); - - via_print("-----------------------Primary IDE" - "-------Secondary IDE------"); - via_print("Read DMA FIFO flush: %10s%20s", - (t & 0x80) ? "yes" : "no", (t & 0x40) ? "yes" : "no"); - via_print("End Sector FIFO flush: %10s%20s", - (t & 0x20) ? "yes" : "no", (t & 0x10) ? "yes" : "no"); - - pci_read_config_byte(dev, VIA_IDE_CONFIG, &t); - via_print("Prefetch Buffer: %10s%20s", - (t & 0x80) ? "yes" : "no", (t & 0x20) ? "yes" : "no"); - via_print("Post Write Buffer: %10s%20s", - (t & 0x40) ? "yes" : "no", (t & 0x10) ? "yes" : "no"); - - pci_read_config_byte(dev, VIA_IDE_ENABLE, &t); - via_print("Enabled: %10s%20s", - (t & 0x02) ? "yes" : "no", (t & 0x01) ? "yes" : "no"); - - c = inb(via_base + 0x02) | (inb(via_base + 0x0a) << 8); - via_print("Simplex only: %10s%20s", - (c & 0x80) ? "yes" : "no", (c & 0x8000) ? "yes" : "no"); - - via_print("Cable Type: %10s%20s", - (via_80w & 1) ? "80w" : "40w", (via_80w & 2) ? "80w" : "40w"); - - via_print("-------------------drive0----drive1" - "----drive2----drive3-----"); - - pci_read_config_byte(dev, VIA_ADDRESS_SETUP, &t); - pci_read_config_dword(dev, VIA_DRIVE_TIMING, &v); - pci_read_config_word(dev, VIA_8BIT_TIMING, &w); - - if (via_config->flags & VIA_UDMA) - pci_read_config_dword(dev, VIA_UDMA_TIMING, &u); - else u = 0; - - for (i = 0; i < 4; i++) { - - setup[i] = ((t >> ((3 - i) << 1)) & 0x3) + 1; - recover8b[i] = ((w >> ((1 - (i >> 1)) << 3)) & 0xf) + 1; - active8b[i] = ((w >> (((1 - (i >> 1)) << 3) + 4)) & 0xf) + 1; - active[i] = ((v >> (((3 - i) << 3) + 4)) & 0xf) + 1; - recover[i] = ((v >> ((3 - i) << 3)) & 0xf) + 1; - udma[i] = ((u >> ((3 - i) << 3)) & 0x7) + 2; - umul[i] = ((u >> (((3 - i) & 2) << 3)) & 0x8) ? 1 : 2; - uen[i] = ((u >> ((3 - i) << 3)) & 0x20); - den[i] = (c & ((i & 1) ? 0x40 : 0x20) << ((i & 2) << 2)); - - speed[i] = 2 * via_clock / (active[i] + recover[i]); - cycle[i] = 1000000 * (active[i] + recover[i]) / via_clock; - - if (!uen[i] || !den[i]) - continue; - - switch (via_config->flags & VIA_UDMA) { - - case VIA_UDMA_33: - speed[i] = 2 * via_clock / udma[i]; - cycle[i] = 1000000 * udma[i] / via_clock; - break; - - case VIA_UDMA_66: - speed[i] = 4 * via_clock / (udma[i] * umul[i]); - cycle[i] = 500000 * (udma[i] * umul[i]) / via_clock; - break; - - case VIA_UDMA_100: - speed[i] = 6 * via_clock / udma[i]; - cycle[i] = 333333 * udma[i] / via_clock; - break; - - case VIA_UDMA_133: - speed[i] = 8 * via_clock / udma[i]; - cycle[i] = 250000 * udma[i] / via_clock; - break; - } - } - - via_print_drive("Transfer Mode: ", "%10s", - den[i] ? (uen[i] ? "UDMA" : "DMA") : "PIO"); - - via_print_drive("Address Setup: ", "%8dns", - 1000000 * setup[i] / via_clock); - via_print_drive("Cmd Active: ", "%8dns", - 1000000 * active8b[i] / via_clock); - via_print_drive("Cmd Recovery: ", "%8dns", - 1000000 * recover8b[i] / via_clock); - via_print_drive("Data Active: ", "%8dns", - 1000000 * active[i] / via_clock); - via_print_drive("Data Recovery: ", "%8dns", - 1000000 * recover[i] / via_clock); - via_print_drive("Cycle Time: ", "%8dns", - cycle[i]); - via_print_drive("Transfer Rate: ", "%4d.%dMB/s", - speed[i] / 1000, speed[i] / 100 % 10); - - /* hoping it is less than 4K... */ - len = (p - buffer) - offset; - *addr = buffer + offset; - - return len > count ? count : len; -} - -#endif /* DISPLAY_VIA_TIMINGS && CONFIG_PROC_FS */ - /** * via_set_speed - write timing registers * @dev: PCI device @@ -560,19 +385,6 @@ static unsigned int __devinit init_chipset_via82cxxx(struct pci_dev *dev, const via_dma[via_config->flags & VIA_UDMA], pci_name(dev)); - /* - * Setup /proc/ide/via entry. - */ - -#if defined(DISPLAY_VIA_TIMINGS) && defined(CONFIG_PROC_FS) - if (!via_proc) { - via_base = pci_resource_start(dev, 4); - bmide_dev = dev; - isa_dev = isa; - ide_pci_create_host_proc("via", via_get_info); - via_proc = 1; - } -#endif /* DISPLAY_VIA_TIMINGS && CONFIG_PROC_FS */ return 0; } |