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yaml
---
r: 196575
b: refs/heads/master
c: 9170a82
h: refs/heads/master
i:
  196573: 75cc52d
  196571: d875e24
  196567: ce8386b
  196559: 45833bb
  196543: 68b4189
v: v3
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Ben Skeggs committed May 19, 2010
1 parent b4fa137 commit 73e3958
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Showing 2 changed files with 29 additions and 24 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: e9ebb68b86dd75fe2d61467f834dcf572e6859df
refs/heads/master: 9170a82438230da63ed09cf6fd1f4d2f87baf68c
51 changes: 28 additions & 23 deletions trunk/drivers/gpu/drm/nouveau/nouveau_bios.c
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Original file line number Diff line number Diff line change
Expand Up @@ -257,6 +257,11 @@ static bool NVShadowVBIOS(struct drm_device *dev, uint8_t *data)
struct init_tbl_entry {
char *name;
uint8_t id;
/* Return:
* > 0: success, length of opcode
* 0: success, but abort further parsing of table (INIT_DONE etc)
* < 0: failure, table parsing will be aborted
*/
int (*handler)(struct nvbios *, uint16_t, struct init_exec *);
};

Expand Down Expand Up @@ -819,7 +824,7 @@ init_io_restrict_prog(struct nvbios *bios, uint16_t offset,
NV_ERROR(bios->dev,
"0x%04X: Config 0x%02X exceeds maximal bound 0x%02X\n",
offset, config, count);
return 0;
return -EINVAL;
}

configval = ROM32(bios->data[offset + 11 + config * 4]);
Expand Down Expand Up @@ -921,7 +926,7 @@ init_io_restrict_pll(struct nvbios *bios, uint16_t offset,
NV_ERROR(bios->dev,
"0x%04X: Config 0x%02X exceeds maximal bound 0x%02X\n",
offset, config, count);
return 0;
return -EINVAL;
}

freq = ROM16(bios->data[offset + 12 + config * 2]);
Expand Down Expand Up @@ -1291,7 +1296,7 @@ init_io_restrict_pll2(struct nvbios *bios, uint16_t offset,
NV_ERROR(bios->dev,
"0x%04X: Config 0x%02X exceeds maximal bound 0x%02X\n",
offset, config, count);
return 0;
return -EINVAL;
}

freq = ROM32(bios->data[offset + 11 + config * 4]);
Expand Down Expand Up @@ -1368,7 +1373,7 @@ init_i2c_byte(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)

chan = init_i2c_device_find(bios->dev, i2c_index);
if (!chan)
return 0;
return -ENODEV;

for (i = 0; i < count; i++) {
uint8_t i2c_reg = bios->data[offset + 4 + i * 3];
Expand All @@ -1381,7 +1386,7 @@ init_i2c_byte(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)
msg.len = 1;
msg.buf = &value;
if (i2c_transfer(&chan->adapter, &msg, 1) != 1)
return 0;
return -EIO;

BIOSLOG(bios, "0x%04X: I2CReg: 0x%02X, Value: 0x%02X, "
"Mask: 0x%02X, Data: 0x%02X\n",
Expand All @@ -1395,7 +1400,7 @@ init_i2c_byte(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)
msg.len = 1;
msg.buf = &value;
if (i2c_transfer(&chan->adapter, &msg, 1) != 1)
return 0;
return -EIO;
}
}

Expand Down Expand Up @@ -1438,7 +1443,7 @@ init_zm_i2c_byte(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)

chan = init_i2c_device_find(bios->dev, i2c_index);
if (!chan)
return 0;
return -ENODEV;

for (i = 0; i < count; i++) {
uint8_t i2c_reg = bios->data[offset + 4 + i * 2];
Expand All @@ -1453,7 +1458,7 @@ init_zm_i2c_byte(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)
msg.len = 1;
msg.buf = &data;
if (i2c_transfer(&chan->adapter, &msg, 1) != 1)
return 0;
return -EIO;
}
}

Expand Down Expand Up @@ -1495,7 +1500,7 @@ init_zm_i2c(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)

chan = init_i2c_device_find(bios->dev, i2c_index);
if (!chan)
return 0;
return -ENODEV;

for (i = 0; i < count; i++) {
data[i] = bios->data[offset + 4 + i];
Expand All @@ -1509,7 +1514,7 @@ init_zm_i2c(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)
msg.len = count;
msg.buf = data;
if (i2c_transfer(&chan->adapter, &msg, 1) != 1)
return 0;
return -EIO;
}

return len;
Expand Down Expand Up @@ -1548,7 +1553,7 @@ init_tmds(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)

reg = get_tmds_index_reg(bios->dev, mlv);
if (!reg)
return 0;
return -EINVAL;

bios_wr32(bios, reg,
tmdsaddr | NV_PRAMDAC_FP_TMDS_CONTROL_WRITE_DISABLE);
Expand Down Expand Up @@ -1592,7 +1597,7 @@ init_zm_tmds_group(struct nvbios *bios, uint16_t offset,

reg = get_tmds_index_reg(bios->dev, mlv);
if (!reg)
return 0;
return -EINVAL;

for (i = 0; i < count; i++) {
uint8_t tmdsaddr = bios->data[offset + 3 + i * 2];
Expand Down Expand Up @@ -2067,7 +2072,7 @@ init_configure_mem(struct nvbios *bios, uint16_t offset,
uint32_t reg, data;

if (bios->major_version > 2)
return 0;
return -ENODEV;

bios_idxprt_wr(bios, NV_VIO_SRX, NV_VIO_SR_CLOCK_INDEX, bios_idxprt_rd(
bios, NV_VIO_SRX, NV_VIO_SR_CLOCK_INDEX) | 0x20);
Expand Down Expand Up @@ -2122,7 +2127,7 @@ init_configure_clk(struct nvbios *bios, uint16_t offset,
int clock;

if (bios->major_version > 2)
return 0;
return -ENODEV;

clock = ROM16(bios->data[meminitoffs + 4]) * 10;
setPLL(bios, NV_PRAMDAC_NVPLL_COEFF, clock);
Expand Down Expand Up @@ -2155,7 +2160,7 @@ init_configure_preinit(struct nvbios *bios, uint16_t offset,
uint8_t cr3c = ((straps << 2) & 0xf0) | (straps & (1 << 6));

if (bios->major_version > 2)
return 0;
return -ENODEV;

bios_idxprt_wr(bios, NV_CIO_CRX__COLOR,
NV_CIO_CRE_SCRATCH4__INDEX, cr3c);
Expand Down Expand Up @@ -2777,7 +2782,7 @@ init_ram_restrict_zm_reg_group(struct nvbios *bios, uint16_t offset,
NV_ERROR(bios->dev,
"0x%04X: Zero block length - has the M table "
"been parsed?\n", offset);
return 0;
return -EINVAL;
}

strap_ramcfg = (bios_rd32(bios, NV_PEXTDEV_BOOT_0) >> 2) & 0xf;
Expand Down Expand Up @@ -2961,14 +2966,14 @@ init_auxch(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)

if (!bios->display.output) {
NV_ERROR(dev, "INIT_AUXCH: no active output\n");
return 0;
return -EINVAL;
}

auxch = init_i2c_device_find(dev, bios->display.output->i2c_index);
if (!auxch) {
NV_ERROR(dev, "INIT_AUXCH: couldn't get auxch %d\n",
bios->display.output->i2c_index);
return 0;
return -ENODEV;
}

if (!iexec->execute)
Expand All @@ -2981,7 +2986,7 @@ init_auxch(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)
ret = nouveau_dp_auxch(auxch, 9, addr, &data, 1);
if (ret) {
NV_ERROR(dev, "INIT_AUXCH: rd auxch fail %d\n", ret);
return 0;
return ret;
}

data &= bios->data[offset + 0];
Expand All @@ -2990,7 +2995,7 @@ init_auxch(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)
ret = nouveau_dp_auxch(auxch, 8, addr, &data, 1);
if (ret) {
NV_ERROR(dev, "INIT_AUXCH: wr auxch fail %d\n", ret);
return 0;
return ret;
}
}

Expand Down Expand Up @@ -3020,14 +3025,14 @@ init_zm_auxch(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)

if (!bios->display.output) {
NV_ERROR(dev, "INIT_ZM_AUXCH: no active output\n");
return 0;
return -EINVAL;
}

auxch = init_i2c_device_find(dev, bios->display.output->i2c_index);
if (!auxch) {
NV_ERROR(dev, "INIT_ZM_AUXCH: couldn't get auxch %d\n",
bios->display.output->i2c_index);
return 0;
return -ENODEV;
}

if (!iexec->execute)
Expand All @@ -3038,7 +3043,7 @@ init_zm_auxch(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)
ret = nouveau_dp_auxch(auxch, 8, addr, &bios->data[offset], 1);
if (ret) {
NV_ERROR(dev, "INIT_ZM_AUXCH: wr auxch fail %d\n", ret);
return 0;
return ret;
}
}

Expand Down

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