diff options
Diffstat (limited to 'drivers/pnp/quirks.c')
| -rw-r--r-- | drivers/pnp/quirks.c | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/drivers/pnp/quirks.c b/drivers/pnp/quirks.c index 90755d4cdb9f..6b0cf0c2a088 100644 --- a/drivers/pnp/quirks.c +++ b/drivers/pnp/quirks.c | |||
| @@ -107,108 +107,6 @@ static void quirk_sb16audio_resources(struct pnp_dev *dev) | |||
| 107 | "pnp: SB audio device quirk - increasing port range\n"); | 107 | "pnp: SB audio device quirk - increasing port range\n"); |
| 108 | } | 108 | } |
| 109 | 109 | ||
| 110 | static int quirk_smc_fir_enabled(struct pnp_dev *dev) | ||
| 111 | { | ||
| 112 | unsigned long firbase; | ||
| 113 | u8 bank, high, low, chip; | ||
| 114 | |||
| 115 | if (!pnp_port_valid(dev, 1)) | ||
| 116 | return 0; | ||
| 117 | |||
| 118 | firbase = pnp_port_start(dev, 1); | ||
| 119 | |||
| 120 | /* Select register bank 3 */ | ||
| 121 | bank = inb(firbase + 7); | ||
| 122 | bank &= 0xf0; | ||
| 123 | bank |= 3; | ||
| 124 | outb(bank, firbase + 7); | ||
| 125 | |||
| 126 | high = inb(firbase + 0); | ||
| 127 | low = inb(firbase + 1); | ||
| 128 | chip = inb(firbase + 2); | ||
| 129 | |||
| 130 | /* This corresponds to the check in smsc_ircc_present() */ | ||
| 131 | if (high == 0x10 && low == 0xb8 && (chip == 0xf1 || chip == 0xf2)) | ||
| 132 | return 1; | ||
| 133 | |||
| 134 | return 0; | ||
| 135 | } | ||
| 136 | |||
| 137 | static void quirk_smc_enable(struct pnp_dev *dev) | ||
| 138 | { | ||
| 139 | struct resource fir, sir, irq; | ||
| 140 | |||
| 141 | pnp_activate_dev(dev); | ||
| 142 | if (quirk_smc_fir_enabled(dev)) | ||
| 143 | return; | ||
| 144 | |||
| 145 | /* | ||
| 146 | * Sometimes the BIOS claims the device is enabled, but it reports | ||
| 147 | * the wrong FIR resources or doesn't properly configure ISA or LPC | ||
| 148 | * bridges on the way to the device. | ||
| 149 | * | ||
| 150 | * HP nc6000 and nc8000/nw8000 laptops have known problems like | ||
| 151 | * this. Fortunately, they do fix things up if we auto-configure | ||
| 152 | * the device using its _PRS and _SRS methods. | ||
| 153 | */ | ||
| 154 | dev_err(&dev->dev, "%s not responding at SIR 0x%lx, FIR 0x%lx; " | ||
| 155 | "auto-configuring\n", dev->id->id, | ||
| 156 | (unsigned long)pnp_port_start(dev, 0), | ||
| 157 | (unsigned long)pnp_port_start(dev, 1)); | ||
| 158 | |||
| 159 | pnp_disable_dev(dev); | ||
| 160 | pnp_init_resource_table(&dev->res); | ||
| 161 | pnp_auto_config_dev(dev); | ||
| 162 | pnp_activate_dev(dev); | ||
| 163 | if (quirk_smc_fir_enabled(dev)) { | ||
| 164 | dev_err(&dev->dev, "responds at SIR 0x%lx, FIR 0x%lx\n", | ||
| 165 | (unsigned long)pnp_port_start(dev, 0), | ||
| 166 | (unsigned long)pnp_port_start(dev, 1)); | ||
| 167 | return; | ||
| 168 | } | ||
| 169 | |||
| 170 | /* | ||
| 171 | * The Toshiba Portege 4000 _CRS reports the FIR region first, | ||
| 172 | * followed by the SIR region. The BIOS will configure the bridge, | ||
| 173 | * but only if we call _SRS with SIR first, then FIR. It also | ||
| 174 | * reports the IRQ as active high, when it is really active low. | ||
| 175 | */ | ||
| 176 | dev_err(&dev->dev, "not responding at SIR 0x%lx, FIR 0x%lx; " | ||
| 177 | "swapping SIR/FIR and reconfiguring\n", | ||
| 178 | (unsigned long)pnp_port_start(dev, 0), | ||
| 179 | (unsigned long)pnp_port_start(dev, 1)); | ||
| 180 | |||
| 181 | /* | ||
| 182 | * Clear IORESOURCE_AUTO so pnp_activate_dev() doesn't reassign | ||
| 183 | * these resources any more. | ||
| 184 | */ | ||
| 185 | fir = dev->res.port_resource[0]; | ||
| 186 | sir = dev->res.port_resource[1]; | ||
| 187 | fir.flags &= ~IORESOURCE_AUTO; | ||
| 188 | sir.flags &= ~IORESOURCE_AUTO; | ||
| 189 | |||
| 190 | irq = dev->res.irq_resource[0]; | ||
| 191 | irq.flags &= ~IORESOURCE_AUTO; | ||
| 192 | irq.flags &= ~IORESOURCE_BITS; | ||
| 193 | irq.flags |= IORESOURCE_IRQ_LOWEDGE; | ||
| 194 | |||
| 195 | pnp_disable_dev(dev); | ||
| 196 | dev->res.port_resource[0] = sir; | ||
| 197 | dev->res.port_resource[1] = fir; | ||
| 198 | dev->res.irq_resource[0] = irq; | ||
| 199 | pnp_activate_dev(dev); | ||
| 200 | |||
| 201 | if (quirk_smc_fir_enabled(dev)) { | ||
| 202 | dev_err(&dev->dev, "responds at SIR 0x%lx, FIR 0x%lx\n", | ||
| 203 | (unsigned long)pnp_port_start(dev, 0), | ||
| 204 | (unsigned long)pnp_port_start(dev, 1)); | ||
| 205 | return; | ||
| 206 | } | ||
| 207 | |||
| 208 | dev_err(&dev->dev, "giving up; try \"smsc-ircc2.nopnp\" and " | ||
| 209 | "email bjorn.helgaas@hp.com\n"); | ||
| 210 | } | ||
| 211 | |||
| 212 | /* | 110 | /* |
| 213 | * PnP Quirks | 111 | * PnP Quirks |
| 214 | * Cards or devices that need some tweaking due to incomplete resource info | 112 | * Cards or devices that need some tweaking due to incomplete resource info |
| @@ -229,7 +127,6 @@ static struct pnp_fixup pnp_fixups[] = { | |||
| 229 | {"CTL0043", quirk_sb16audio_resources}, | 127 | {"CTL0043", quirk_sb16audio_resources}, |
| 230 | {"CTL0044", quirk_sb16audio_resources}, | 128 | {"CTL0044", quirk_sb16audio_resources}, |
| 231 | {"CTL0045", quirk_sb16audio_resources}, | 129 | {"CTL0045", quirk_sb16audio_resources}, |
| 232 | {"SMCf010", quirk_smc_enable}, | ||
| 233 | {""} | 130 | {""} |
| 234 | }; | 131 | }; |
| 235 | 132 | ||
