#define NV_DEBUG_NOTRACE
#include "nouveau_drv.h"
#include "nouveau_hw.h"
+#include "nouveau_encoder.h"
/* these defines are made up */
#define NV_CIO_CRE_44_HEADA 0x0
pci_disable_rom(dev->pdev);
}
+static void load_vbios_acpi(struct drm_device *dev, uint8_t *data)
+{
+ int i;
+ int ret;
+ int size = 64 * 1024;
+
+ if (!nouveau_acpi_rom_supported(dev->pdev))
+ return;
+
+ for (i = 0; i < (size / ROM_BIOS_PAGE); i++) {
+ ret = nouveau_acpi_get_bios_chunk(data,
+ (i * ROM_BIOS_PAGE),
+ ROM_BIOS_PAGE);
+ if (ret <= 0)
+ break;
+ }
+ return;
+}
+
struct methods {
const char desc[8];
void (*loadbios)(struct drm_device *, uint8_t *);
};
static struct methods nv50_methods[] = {
+ { "ACPI", load_vbios_acpi, true },
{ "PRAMIN", load_vbios_pramin, true },
{ "PROM", load_vbios_prom, false },
{ "PCIROM", load_vbios_pci, true },
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 *);
};
return dcb_entry;
}
+static int
+read_dcb_i2c_entry(struct drm_device *dev, int dcb_version, uint8_t *i2ctable, int index, struct dcb_i2c_entry *i2c)
+{
+ uint8_t dcb_i2c_ver = dcb_version, headerlen = 0, entry_len = 4;
+ int i2c_entries = DCB_MAX_NUM_I2C_ENTRIES;
+ int recordoffset = 0, rdofs = 1, wrofs = 0;
+ uint8_t port_type = 0;
+
+ if (!i2ctable)
+ return -EINVAL;
+
+ if (dcb_version >= 0x30) {
+ if (i2ctable[0] != dcb_version) /* necessary? */
+ NV_WARN(dev,
+ "DCB I2C table version mismatch (%02X vs %02X)\n",
+ i2ctable[0], dcb_version);
+ dcb_i2c_ver = i2ctable[0];
+ headerlen = i2ctable[1];
+ if (i2ctable[2] <= DCB_MAX_NUM_I2C_ENTRIES)
+ i2c_entries = i2ctable[2];
+ else
+ NV_WARN(dev,
+ "DCB I2C table has more entries than indexable "
+ "(%d entries, max %d)\n", i2ctable[2],
+ DCB_MAX_NUM_I2C_ENTRIES);
+ entry_len = i2ctable[3];
+ /* [4] is i2c_default_indices, read in parse_dcb_table() */
+ }
+ /*
+ * It's your own fault if you call this function on a DCB 1.1 BIOS --
+ * the test below is for DCB 1.2
+ */
+ if (dcb_version < 0x14) {
+ recordoffset = 2;
+ rdofs = 0;
+ wrofs = 1;
+ }
+
+ if (index == 0xf)
+ return 0;
+ if (index >= i2c_entries) {
+ NV_ERROR(dev, "DCB I2C index too big (%d >= %d)\n",
+ index, i2ctable[2]);
+ return -ENOENT;
+ }
+ if (i2ctable[headerlen + entry_len * index + 3] == 0xff) {
+ NV_ERROR(dev, "DCB I2C entry invalid\n");
+ return -EINVAL;
+ }
+
+ if (dcb_i2c_ver >= 0x30) {
+ port_type = i2ctable[headerlen + recordoffset + 3 + entry_len * index];
+
+ /*
+ * Fixup for chips using same address offset for read and
+ * write.
+ */
+ if (port_type == 4) /* seen on C51 */
+ rdofs = wrofs = 1;
+ if (port_type >= 5) /* G80+ */
+ rdofs = wrofs = 0;
+ }
+
+ if (dcb_i2c_ver >= 0x40) {
+ if (port_type != 5 && port_type != 6)
+ NV_WARN(dev, "DCB I2C table has port type %d\n", port_type);
+
+ i2c->entry = ROM32(i2ctable[headerlen + recordoffset + entry_len * index]);
+ }
+
+ i2c->port_type = port_type;
+ i2c->read = i2ctable[headerlen + recordoffset + rdofs + entry_len * index];
+ i2c->write = i2ctable[headerlen + recordoffset + wrofs + entry_len * index];
+
+ return 0;
+}
+
static struct nouveau_i2c_chan *
init_i2c_device_find(struct drm_device *dev, int i2c_index)
{
}
if (i2c_index == 0x80) /* g80+ */
i2c_index = dcb->i2c_default_indices & 0xf;
+ else
+ if (i2c_index == 0x81)
+ i2c_index = (dcb->i2c_default_indices & 0xf0) >> 4;
+
+ if (i2c_index > DCB_MAX_NUM_I2C_ENTRIES) {
+ NV_ERROR(dev, "invalid i2c_index 0x%x\n", i2c_index);
+ return NULL;
+ }
+
+ /* Make sure i2c table entry has been parsed, it may not
+ * have been if this is a bus not referenced by a DCB encoder
+ */
+ read_dcb_i2c_entry(dev, dcb->version, dcb->i2c_table,
+ i2c_index, &dcb->i2c[i2c_index]);
return nouveau_i2c_find(dev, i2c_index);
}
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]);
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]);
}
static int
+init_dp_condition(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)
+{
+ /*
+ * INIT_DP_CONDITION opcode: 0x3A ('')
+ *
+ * offset (8 bit): opcode
+ * offset + 1 (8 bit): "sub" opcode
+ * offset + 2 (8 bit): unknown
+ *
+ */
+
+ struct bit_displayport_encoder_table *dpe = NULL;
+ struct dcb_entry *dcb = bios->display.output;
+ struct drm_device *dev = bios->dev;
+ uint8_t cond = bios->data[offset + 1];
+ int dummy;
+
+ BIOSLOG(bios, "0x%04X: subop 0x%02X\n", offset, cond);
+
+ if (!iexec->execute)
+ return 3;
+
+ dpe = nouveau_bios_dp_table(dev, dcb, &dummy);
+ if (!dpe) {
+ NV_ERROR(dev, "0x%04X: INIT_3A: no encoder table!!\n", offset);
+ return -EINVAL;
+ }
+
+ switch (cond) {
+ case 0:
+ {
+ struct dcb_connector_table_entry *ent =
+ &bios->dcb.connector.entry[dcb->connector];
+
+ if (ent->type != DCB_CONNECTOR_eDP)
+ iexec->execute = false;
+ }
+ break;
+ case 1:
+ case 2:
+ if (!(dpe->unknown & cond))
+ iexec->execute = false;
+ break;
+ case 5:
+ {
+ struct nouveau_i2c_chan *auxch;
+ int ret;
+
+ auxch = nouveau_i2c_find(dev, bios->display.output->i2c_index);
+ if (!auxch)
+ return -ENODEV;
+
+ ret = nouveau_dp_auxch(auxch, 9, 0xd, &cond, 1);
+ if (ret)
+ return ret;
+
+ if (cond & 1)
+ iexec->execute = false;
+ }
+ break;
+ default:
+ NV_WARN(dev, "0x%04X: unknown INIT_3A op: %d\n", offset, cond);
+ break;
+ }
+
+ if (iexec->execute)
+ BIOSLOG(bios, "0x%04X: continuing to execute\n", offset);
+ else
+ BIOSLOG(bios, "0x%04X: skipping following commands\n", offset);
+
+ return 3;
+}
+
+static int
+init_op_3b(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)
+{
+ /*
+ * INIT_3B opcode: 0x3B ('')
+ *
+ * offset (8 bit): opcode
+ * offset + 1 (8 bit): crtc index
+ *
+ */
+
+ uint8_t or = ffs(bios->display.output->or) - 1;
+ uint8_t index = bios->data[offset + 1];
+ uint8_t data;
+
+ if (!iexec->execute)
+ return 2;
+
+ data = bios_idxprt_rd(bios, 0x3d4, index);
+ bios_idxprt_wr(bios, 0x3d4, index, data & ~(1 << or));
+ return 2;
+}
+
+static int
+init_op_3c(struct nvbios *bios, uint16_t offset, struct init_exec *iexec)
+{
+ /*
+ * INIT_3C opcode: 0x3C ('')
+ *
+ * offset (8 bit): opcode
+ * offset + 1 (8 bit): crtc index
+ *
+ */
+
+ uint8_t or = ffs(bios->display.output->or) - 1;
+ uint8_t index = bios->data[offset + 1];
+ uint8_t data;
+
+ if (!iexec->execute)
+ return 2;
+
+ data = bios_idxprt_rd(bios, 0x3d4, index);
+ bios_idxprt_wr(bios, 0x3d4, index, data | (1 << or));
+ return 2;
+}
+
+static int
init_idx_addr_latched(struct nvbios *bios, uint16_t offset,
struct init_exec *iexec)
{
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]);
*/
uint8_t i2c_index = bios->data[offset + 1];
- uint8_t i2c_address = bios->data[offset + 2];
+ uint8_t i2c_address = bios->data[offset + 2] >> 1;
uint8_t count = bios->data[offset + 3];
- int len = 4 + count * 3;
struct nouveau_i2c_chan *chan;
- struct i2c_msg msg;
- int i;
+ int len = 4 + count * 3;
+ int ret, i;
if (!iexec->execute)
return len;
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];
+ uint8_t reg = bios->data[offset + 4 + i * 3];
uint8_t mask = bios->data[offset + 5 + i * 3];
uint8_t data = bios->data[offset + 6 + i * 3];
- uint8_t value;
+ union i2c_smbus_data val;
- msg.addr = i2c_address;
- msg.flags = I2C_M_RD;
- msg.len = 1;
- msg.buf = &value;
- if (i2c_transfer(&chan->adapter, &msg, 1) != 1)
- return 0;
+ ret = i2c_smbus_xfer(&chan->adapter, i2c_address, 0,
+ I2C_SMBUS_READ, reg,
+ I2C_SMBUS_BYTE_DATA, &val);
+ if (ret < 0)
+ return ret;
BIOSLOG(bios, "0x%04X: I2CReg: 0x%02X, Value: 0x%02X, "
"Mask: 0x%02X, Data: 0x%02X\n",
- offset, i2c_reg, value, mask, data);
+ offset, reg, val.byte, mask, data);
- value = (value & mask) | data;
+ if (!bios->execute)
+ continue;
- if (bios->execute) {
- msg.addr = i2c_address;
- msg.flags = 0;
- msg.len = 1;
- msg.buf = &value;
- if (i2c_transfer(&chan->adapter, &msg, 1) != 1)
- return 0;
- }
+ val.byte &= mask;
+ val.byte |= data;
+ ret = i2c_smbus_xfer(&chan->adapter, i2c_address, 0,
+ I2C_SMBUS_WRITE, reg,
+ I2C_SMBUS_BYTE_DATA, &val);
+ if (ret < 0)
+ return ret;
}
return len;
*/
uint8_t i2c_index = bios->data[offset + 1];
- uint8_t i2c_address = bios->data[offset + 2];
+ uint8_t i2c_address = bios->data[offset + 2] >> 1;
uint8_t count = bios->data[offset + 3];
- int len = 4 + count * 2;
struct nouveau_i2c_chan *chan;
- struct i2c_msg msg;
- int i;
+ int len = 4 + count * 2;
+ int ret, i;
if (!iexec->execute)
return len;
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];
- uint8_t data = bios->data[offset + 5 + i * 2];
+ uint8_t reg = bios->data[offset + 4 + i * 2];
+ union i2c_smbus_data val;
+
+ val.byte = bios->data[offset + 5 + i * 2];
BIOSLOG(bios, "0x%04X: I2CReg: 0x%02X, Data: 0x%02X\n",
- offset, i2c_reg, data);
-
- if (bios->execute) {
- msg.addr = i2c_address;
- msg.flags = 0;
- msg.len = 1;
- msg.buf = &data;
- if (i2c_transfer(&chan->adapter, &msg, 1) != 1)
- return 0;
- }
+ offset, reg, val.byte);
+
+ if (!bios->execute)
+ continue;
+
+ ret = i2c_smbus_xfer(&chan->adapter, i2c_address, 0,
+ I2C_SMBUS_WRITE, reg,
+ I2C_SMBUS_BYTE_DATA, &val);
+ if (ret < 0)
+ return ret;
}
return len;
*/
uint8_t i2c_index = bios->data[offset + 1];
- uint8_t i2c_address = bios->data[offset + 2];
+ uint8_t i2c_address = bios->data[offset + 2] >> 1;
uint8_t count = bios->data[offset + 3];
int len = 4 + count;
struct nouveau_i2c_chan *chan;
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];
msg.len = count;
msg.buf = data;
if (i2c_transfer(&chan->adapter, &msg, 1) != 1)
- return 0;
+ return -EIO;
}
return len;
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);
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];
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);
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);
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);
* each GPIO according to various values listed in each entry
*/
- const uint32_t nv50_gpio_reg[4] = { 0xe104, 0xe108, 0xe280, 0xe284 };
+ struct drm_nouveau_private *dev_priv = bios->dev->dev_private;
const uint32_t nv50_gpio_ctl[2] = { 0xe100, 0xe28c };
- const uint8_t *gpio_table = &bios->data[bios->dcb.gpio_table_ptr];
- const uint8_t *gpio_entry;
int i;
- if (!iexec->execute)
- return 1;
-
- if (bios->dcb.version != 0x40) {
- NV_ERROR(bios->dev, "DCB table not version 4.0\n");
- return 0;
- }
-
- if (!bios->dcb.gpio_table_ptr) {
- NV_WARN(bios->dev, "Invalid pointer to INIT_8E table\n");
- return 0;
+ if (dev_priv->card_type != NV_50) {
+ NV_ERROR(bios->dev, "INIT_GPIO on unsupported chipset\n");
+ return -ENODEV;
}
- gpio_entry = gpio_table + gpio_table[1];
- for (i = 0; i < gpio_table[2]; i++, gpio_entry += gpio_table[3]) {
- uint32_t entry = ROM32(gpio_entry[0]), r, s, v;
- int line = (entry & 0x0000001f);
+ if (!iexec->execute)
+ return 1;
- BIOSLOG(bios, "0x%04X: Entry: 0x%08X\n", offset, entry);
+ for (i = 0; i < bios->dcb.gpio.entries; i++) {
+ struct dcb_gpio_entry *gpio = &bios->dcb.gpio.entry[i];
+ uint32_t r, s, v;
- if ((entry & 0x0000ff00) == 0x0000ff00)
- continue;
+ BIOSLOG(bios, "0x%04X: Entry: 0x%08X\n", offset, gpio->entry);
- r = nv50_gpio_reg[line >> 3];
- s = (line & 0x07) << 2;
- v = bios_rd32(bios, r) & ~(0x00000003 << s);
- if (entry & 0x01000000)
- v |= (((entry & 0x60000000) >> 29) ^ 2) << s;
- else
- v |= (((entry & 0x18000000) >> 27) ^ 2) << s;
- bios_wr32(bios, r, v);
+ nv50_gpio_set(bios->dev, gpio->tag, gpio->state_default);
- r = nv50_gpio_ctl[line >> 4];
- s = (line & 0x0f);
+ /* The NVIDIA binary driver doesn't appear to actually do
+ * any of this, my VBIOS does however.
+ */
+ /* Not a clue, needs de-magicing */
+ r = nv50_gpio_ctl[gpio->line >> 4];
+ s = (gpio->line & 0x0f);
v = bios_rd32(bios, r) & ~(0x00010001 << s);
- switch ((entry & 0x06000000) >> 25) {
+ switch ((gpio->entry & 0x06000000) >> 25) {
case 1:
v |= (0x00000001 << s);
break;
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;
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)
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];
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;
}
}
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)
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;
}
}
{ "INIT_COPY" , 0x37, init_copy },
{ "INIT_NOT" , 0x38, init_not },
{ "INIT_IO_FLAG_CONDITION" , 0x39, init_io_flag_condition },
+ { "INIT_DP_CONDITION" , 0x3A, init_dp_condition },
+ { "INIT_OP_3B" , 0x3B, init_op_3b },
+ { "INIT_OP_3C" , 0x3C, init_op_3c },
{ "INIT_INDEX_ADDRESS_LATCHED" , 0x49, init_idx_addr_latched },
{ "INIT_IO_RESTRICT_PLL2" , 0x4A, init_io_restrict_pll2 },
{ "INIT_PLL2" , 0x4B, init_pll2 },
* is changed back to EXECUTE.
*/
- int count = 0, i, res;
+ int count = 0, i, ret;
uint8_t id;
/*
for (i = 0; itbl_entry[i].name && (itbl_entry[i].id != id); i++)
;
- if (itbl_entry[i].name) {
- BIOSLOG(bios, "0x%04X: [ (0x%02X) - %s ]\n",
- offset, itbl_entry[i].id, itbl_entry[i].name);
-
- /* execute eventual command handler */
- res = (*itbl_entry[i].handler)(bios, offset, iexec);
- if (!res)
- break;
- /*
- * Add the offset of the current command including all data
- * of that command. The offset will then be pointing on the
- * next op code.
- */
- offset += res;
- } else {
+ if (!itbl_entry[i].name) {
NV_ERROR(bios->dev,
"0x%04X: Init table command not found: "
"0x%02X\n", offset, id);
return -ENOENT;
}
+
+ BIOSLOG(bios, "0x%04X: [ (0x%02X) - %s ]\n", offset,
+ itbl_entry[i].id, itbl_entry[i].name);
+
+ /* execute eventual command handler */
+ ret = (*itbl_entry[i].handler)(bios, offset, iexec);
+ if (ret < 0) {
+ NV_ERROR(bios->dev, "0x%04X: Failed parsing init "
+ "table opcode: %s %d\n", offset,
+ itbl_entry[i].name, ret);
+ }
+
+ if (ret <= 0)
+ break;
+
+ /*
+ * Add the offset of the current command including all data
+ * of that command. The offset will then be pointing on the
+ * next op code.
+ */
+ offset += ret;
}
if (offset >= bios->length)
struct nvbios *bios = &dev_priv->vbios;
unsigned int outputset = (dcbent->or == 4) ? 1 : 0;
uint16_t scriptptr = 0, clktable;
- uint8_t clktableptr = 0;
/*
* For now we assume version 3.0 table - g80 support will need some
scriptptr = ROM16(bios->data[bios->fp.lvdsmanufacturerpointer + 11 + outputset * 2]);
break;
case LVDS_RESET:
+ clktable = bios->fp.lvdsmanufacturerpointer + 15;
+ if (dcbent->or == 4)
+ clktable += 8;
+
if (dcbent->lvdsconf.use_straps_for_mode) {
if (bios->fp.dual_link)
- clktableptr += 2;
- if (bios->fp.BITbit1)
- clktableptr++;
+ clktable += 4;
+ if (bios->fp.if_is_24bit)
+ clktable += 2;
} else {
/* using EDID */
- uint8_t fallback = bios->data[bios->fp.lvdsmanufacturerpointer + 4];
- int fallbackcmpval = (dcbent->or == 4) ? 4 : 1;
+ int cmpval_24bit = (dcbent->or == 4) ? 4 : 1;
if (bios->fp.dual_link) {
- clktableptr += 2;
- fallbackcmpval *= 2;
+ clktable += 4;
+ cmpval_24bit <<= 1;
}
- if (fallbackcmpval & fallback)
- clktableptr++;
+
+ if (bios->fp.strapless_is_24bit & cmpval_24bit)
+ clktable += 2;
}
- /* adding outputset * 8 may not be correct */
- clktable = ROM16(bios->data[bios->fp.lvdsmanufacturerpointer + 15 + clktableptr * 2 + outputset * 8]);
+ clktable = ROM16(bios->data[clktable]);
if (!clktable) {
NV_ERROR(dev, "Pixel clock comparison table not found\n");
return -ENOENT;
*if_is_24bit = bios->data[lvdsofs] & 16;
break;
case 0x30:
- /*
- * My money would be on there being a 24 bit interface bit in
- * this table, but I have no example of a laptop bios with a
- * 24 bit panel to confirm that. Hence we shout loudly if any
- * bit other than bit 0 is set (I've not even seen bit 1)
- */
- if (bios->data[lvdsofs] > 1)
- NV_ERROR(dev,
- "You have a very unusual laptop display; please report it\n");
+ case 0x40:
/*
* No sign of the "power off for reset" or "reset for panel
* on" bits, but it's safer to assume we should
*/
bios->fp.power_off_for_reset = true;
bios->fp.reset_after_pclk_change = true;
+
/*
* It's ok lvdsofs is wrong for nv4x edid case; dual_link is
- * over-written, and BITbit1 isn't used
+ * over-written, and if_is_24bit isn't used
*/
bios->fp.dual_link = bios->data[lvdsofs] & 1;
- bios->fp.BITbit1 = bios->data[lvdsofs] & 2;
- bios->fp.duallink_transition_clk = ROM16(bios->data[bios->fp.lvdsmanufacturerpointer + 5]) * 10;
- break;
- case 0x40:
- bios->fp.dual_link = bios->data[lvdsofs] & 1;
bios->fp.if_is_24bit = bios->data[lvdsofs] & 2;
bios->fp.strapless_is_24bit = bios->data[bios->fp.lvdsmanufacturerpointer + 4];
bios->fp.duallink_transition_clk = ROM16(bios->data[bios->fp.lvdsmanufacturerpointer + 5]) * 10;
break;
}
+ /* Dell Latitude D620 reports a too-high value for the dual-link
+ * transition freq, causing us to program the panel incorrectly.
+ *
+ * It doesn't appear the VBIOS actually uses its transition freq
+ * (90000kHz), instead it uses the "Number of LVDS channels" field
+ * out of the panel ID structure (http://www.spwg.org/).
+ *
+ * For the moment, a quirk will do :)
+ */
+ if ((dev->pdev->device == 0x01d7) &&
+ (dev->pdev->subsystem_vendor == 0x1028) &&
+ (dev->pdev->subsystem_device == 0x01c2)) {
+ bios->fp.duallink_transition_clk = 80000;
+ }
+
/* set dual_link flag for EDID case */
if (pxclk && (chip_version < 0x25 || chip_version > 0x28))
bios->fp.dual_link = (pxclk >= bios->fp.duallink_transition_clk);
break;
}
-#if 0 /* for easy debugging */
- ErrorF("pll.vco1.minfreq: %d\n", pll_lim->vco1.minfreq);
- ErrorF("pll.vco1.maxfreq: %d\n", pll_lim->vco1.maxfreq);
- ErrorF("pll.vco2.minfreq: %d\n", pll_lim->vco2.minfreq);
- ErrorF("pll.vco2.maxfreq: %d\n", pll_lim->vco2.maxfreq);
-
- ErrorF("pll.vco1.min_inputfreq: %d\n", pll_lim->vco1.min_inputfreq);
- ErrorF("pll.vco1.max_inputfreq: %d\n", pll_lim->vco1.max_inputfreq);
- ErrorF("pll.vco2.min_inputfreq: %d\n", pll_lim->vco2.min_inputfreq);
- ErrorF("pll.vco2.max_inputfreq: %d\n", pll_lim->vco2.max_inputfreq);
-
- ErrorF("pll.vco1.min_n: %d\n", pll_lim->vco1.min_n);
- ErrorF("pll.vco1.max_n: %d\n", pll_lim->vco1.max_n);
- ErrorF("pll.vco1.min_m: %d\n", pll_lim->vco1.min_m);
- ErrorF("pll.vco1.max_m: %d\n", pll_lim->vco1.max_m);
- ErrorF("pll.vco2.min_n: %d\n", pll_lim->vco2.min_n);
- ErrorF("pll.vco2.max_n: %d\n", pll_lim->vco2.max_n);
- ErrorF("pll.vco2.min_m: %d\n", pll_lim->vco2.min_m);
- ErrorF("pll.vco2.max_m: %d\n", pll_lim->vco2.max_m);
-
- ErrorF("pll.max_log2p: %d\n", pll_lim->max_log2p);
- ErrorF("pll.log2p_bias: %d\n", pll_lim->log2p_bias);
-
- ErrorF("pll.refclk: %d\n", pll_lim->refclk);
-#endif
+ NV_DEBUG(dev, "pll.vco1.minfreq: %d\n", pll_lim->vco1.minfreq);
+ NV_DEBUG(dev, "pll.vco1.maxfreq: %d\n", pll_lim->vco1.maxfreq);
+ NV_DEBUG(dev, "pll.vco1.min_inputfreq: %d\n", pll_lim->vco1.min_inputfreq);
+ NV_DEBUG(dev, "pll.vco1.max_inputfreq: %d\n", pll_lim->vco1.max_inputfreq);
+ NV_DEBUG(dev, "pll.vco1.min_n: %d\n", pll_lim->vco1.min_n);
+ NV_DEBUG(dev, "pll.vco1.max_n: %d\n", pll_lim->vco1.max_n);
+ NV_DEBUG(dev, "pll.vco1.min_m: %d\n", pll_lim->vco1.min_m);
+ NV_DEBUG(dev, "pll.vco1.max_m: %d\n", pll_lim->vco1.max_m);
+ if (pll_lim->vco2.maxfreq) {
+ NV_DEBUG(dev, "pll.vco2.minfreq: %d\n", pll_lim->vco2.minfreq);
+ NV_DEBUG(dev, "pll.vco2.maxfreq: %d\n", pll_lim->vco2.maxfreq);
+ NV_DEBUG(dev, "pll.vco2.min_inputfreq: %d\n", pll_lim->vco2.min_inputfreq);
+ NV_DEBUG(dev, "pll.vco2.max_inputfreq: %d\n", pll_lim->vco2.max_inputfreq);
+ NV_DEBUG(dev, "pll.vco2.min_n: %d\n", pll_lim->vco2.min_n);
+ NV_DEBUG(dev, "pll.vco2.max_n: %d\n", pll_lim->vco2.max_n);
+ NV_DEBUG(dev, "pll.vco2.min_m: %d\n", pll_lim->vco2.min_m);
+ NV_DEBUG(dev, "pll.vco2.max_m: %d\n", pll_lim->vco2.max_m);
+ }
+ if (!pll_lim->max_p) {
+ NV_DEBUG(dev, "pll.max_log2p: %d\n", pll_lim->max_log2p);
+ NV_DEBUG(dev, "pll.log2p_bias: %d\n", pll_lim->log2p_bias);
+ } else {
+ NV_DEBUG(dev, "pll.min_p: %d\n", pll_lim->min_p);
+ NV_DEBUG(dev, "pll.max_p: %d\n", pll_lim->max_p);
+ }
+ NV_DEBUG(dev, "pll.refclk: %d\n", pll_lim->refclk);
return 0;
}
return 0;
}
-static int
-read_dcb_i2c_entry(struct drm_device *dev, int dcb_version, uint8_t *i2ctable, int index, struct dcb_i2c_entry *i2c)
-{
- uint8_t dcb_i2c_ver = dcb_version, headerlen = 0, entry_len = 4;
- int i2c_entries = DCB_MAX_NUM_I2C_ENTRIES;
- int recordoffset = 0, rdofs = 1, wrofs = 0;
- uint8_t port_type = 0;
-
- if (!i2ctable)
- return -EINVAL;
-
- if (dcb_version >= 0x30) {
- if (i2ctable[0] != dcb_version) /* necessary? */
- NV_WARN(dev,
- "DCB I2C table version mismatch (%02X vs %02X)\n",
- i2ctable[0], dcb_version);
- dcb_i2c_ver = i2ctable[0];
- headerlen = i2ctable[1];
- if (i2ctable[2] <= DCB_MAX_NUM_I2C_ENTRIES)
- i2c_entries = i2ctable[2];
- else
- NV_WARN(dev,
- "DCB I2C table has more entries than indexable "
- "(%d entries, max %d)\n", i2ctable[2],
- DCB_MAX_NUM_I2C_ENTRIES);
- entry_len = i2ctable[3];
- /* [4] is i2c_default_indices, read in parse_dcb_table() */
- }
- /*
- * It's your own fault if you call this function on a DCB 1.1 BIOS --
- * the test below is for DCB 1.2
- */
- if (dcb_version < 0x14) {
- recordoffset = 2;
- rdofs = 0;
- wrofs = 1;
- }
-
- if (index == 0xf)
- return 0;
- if (index >= i2c_entries) {
- NV_ERROR(dev, "DCB I2C index too big (%d >= %d)\n",
- index, i2ctable[2]);
- return -ENOENT;
- }
- if (i2ctable[headerlen + entry_len * index + 3] == 0xff) {
- NV_ERROR(dev, "DCB I2C entry invalid\n");
- return -EINVAL;
- }
-
- if (dcb_i2c_ver >= 0x30) {
- port_type = i2ctable[headerlen + recordoffset + 3 + entry_len * index];
-
- /*
- * Fixup for chips using same address offset for read and
- * write.
- */
- if (port_type == 4) /* seen on C51 */
- rdofs = wrofs = 1;
- if (port_type >= 5) /* G80+ */
- rdofs = wrofs = 0;
- }
-
- if (dcb_i2c_ver >= 0x40 && port_type != 5 && port_type != 6)
- NV_WARN(dev, "DCB I2C table has port type %d\n", port_type);
-
- i2c->port_type = port_type;
- i2c->read = i2ctable[headerlen + recordoffset + rdofs + entry_len * index];
- i2c->write = i2ctable[headerlen + recordoffset + wrofs + entry_len * index];
-
- return 0;
-}
-
static struct dcb_gpio_entry *
new_gpio_entry(struct nvbios *bios)
{
gpio->tag = tag;
gpio->line = line;
gpio->invert = flags != 4;
+ gpio->entry = ent;
}
static void
parse_dcb40_gpio_entry(struct nvbios *bios, uint16_t offset)
{
+ uint32_t entry = ROM32(bios->data[offset]);
struct dcb_gpio_entry *gpio;
- uint32_t ent = ROM32(bios->data[offset]);
- uint8_t line = ent & 0x1f,
- tag = ent >> 8 & 0xff;
- if (tag == 0xff)
+ if ((entry & 0x0000ff00) == 0x0000ff00)
return;
gpio = new_gpio_entry(bios);
-
- /* Currently unused, we may need more fields parsed at some
- * point. */
- gpio->tag = tag;
- gpio->line = line;
+ gpio->tag = (entry & 0x0000ff00) >> 8;
+ gpio->line = (entry & 0x0000001f) >> 0;
+ gpio->state_default = (entry & 0x01000000) >> 24;
+ gpio->state[0] = (entry & 0x18000000) >> 27;
+ gpio->state[1] = (entry & 0x60000000) >> 29;
+ gpio->entry = entry;
}
static void