diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_bios.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bios.c | 904 |
1 files changed, 216 insertions, 688 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index 5fc201b49d30..e5cbead85e50 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -27,6 +27,7 @@ #include "nouveau_drv.h" #include "nouveau_hw.h" #include "nouveau_encoder.h" +#include "nouveau_gpio.h" #include <linux/io-mapping.h> @@ -34,9 +35,6 @@ #define NV_CIO_CRE_44_HEADA 0x0 #define NV_CIO_CRE_44_HEADB 0x3 #define FEATURE_MOBILE 0x10 /* also FEATURE_QUADRO for BMP */ -#define LEGACY_I2C_CRT 0x80 -#define LEGACY_I2C_PANEL 0x81 -#define LEGACY_I2C_TV 0x82 #define EDID1_LEN 128 @@ -723,115 +721,19 @@ static int dcb_entry_idx_from_crtchead(struct drm_device *dev) 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) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct dcb_table *dcb = &dev_priv->vbios.dcb; - if (i2c_index == 0xff) { + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct dcb_table *dcb = &dev_priv->vbios.dcb; /* note: dcb_entry_idx_from_crtchead needs pre-script set-up */ - int idx = dcb_entry_idx_from_crtchead(dev), shift = 0; - int default_indices = dcb->i2c_default_indices; + int idx = dcb_entry_idx_from_crtchead(dev); + i2c_index = NV_I2C_DEFAULT(0); if (idx != 0x7f && dcb->entry[idx].i2c_upper_default) - shift = 4; - - i2c_index = (default_indices >> shift) & 0xf; + i2c_index = NV_I2C_DEFAULT(1); } - 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); } @@ -1199,13 +1101,9 @@ init_dp_condition(struct nvbios *bios, uint16_t offset, struct init_exec *iexec) switch (cond) { case 0: - { - struct dcb_connector_table_entry *ent = - &bios->dcb.connector.entry[dcb->connector]; - - if (ent->type != DCB_CONNECTOR_eDP) + entry = dcb_conn(dev, dcb->connector); + if (!entry || entry[0] != DCB_CONNECTOR_eDP) iexec->execute = false; - } break; case 1: case 2: @@ -3227,49 +3125,6 @@ init_8d(struct nvbios *bios, uint16_t offset, struct init_exec *iexec) return 1; } -static void -init_gpio_unknv50(struct nvbios *bios, struct dcb_gpio_entry *gpio) -{ - const uint32_t nv50_gpio_ctl[2] = { 0xe100, 0xe28c }; - u32 r, s, v; - - /* 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 ((gpio->entry & 0x06000000) >> 25) { - case 1: - v |= (0x00000001 << s); - break; - case 2: - v |= (0x00010000 << s); - break; - default: - break; - } - - bios_wr32(bios, r, v); -} - -static void -init_gpio_unknvd0(struct nvbios *bios, struct dcb_gpio_entry *gpio) -{ - u32 v, i; - - v = bios_rd32(bios, 0x00d610 + (gpio->line * 4)); - v &= 0xffffff00; - v |= (gpio->entry & 0x00ff0000) >> 16; - bios_wr32(bios, 0x00d610 + (gpio->line * 4), v); - - i = (gpio->entry & 0x1f000000) >> 24; - if (i) { - v = bios_rd32(bios, 0x00d640 + ((i - 1) * 4)); - v &= 0xffffff00; - v |= gpio->line; - bios_wr32(bios, 0x00d640 + ((i - 1) * 4), v); - } -} - static int init_gpio(struct nvbios *bios, uint16_t offset, struct init_exec *iexec) { @@ -3282,35 +3137,8 @@ init_gpio(struct nvbios *bios, uint16_t offset, struct init_exec *iexec) * each GPIO according to various values listed in each entry */ - struct drm_nouveau_private *dev_priv = bios->dev->dev_private; - struct nouveau_gpio_engine *pgpio = &dev_priv->engine.gpio; - int i; - - if (dev_priv->card_type < NV_50) { - NV_ERROR(bios->dev, "INIT_GPIO on unsupported chipset\n"); - return 1; - } - - if (!iexec->execute) - return 1; - - for (i = 0; i < bios->dcb.gpio.entries; i++) { - struct dcb_gpio_entry *gpio = &bios->dcb.gpio.entry[i]; - - BIOSLOG(bios, "0x%04X: Entry: 0x%08X\n", offset, gpio->entry); - - BIOSLOG(bios, "0x%04X: set gpio 0x%02x, state %d\n", - offset, gpio->tag, gpio->state_default); - - if (!bios->execute) - continue; - - pgpio->set(bios->dev, gpio->tag, gpio->state_default); - if (dev_priv->card_type < NV_D0) - init_gpio_unknv50(bios, gpio); - else - init_gpio_unknvd0(bios, gpio); - } + if (iexec->execute && bios->execute) + nouveau_gpio_reset(bios->dev); return 1; } @@ -4407,18 +4235,6 @@ int nouveau_bios_parse_lvds_table(struct drm_device *dev, int pxclk, bool *dl, b 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 (nv_match_device(dev, 0x01d7, 0x1028, 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); @@ -4541,7 +4357,7 @@ nouveau_bios_run_display_table(struct drm_device *dev, u16 type, int pclk, NV_DEBUG_KMS(dev, "Searching for output entry for %d %d %d\n", dcbent->type, dcbent->location, dcbent->or); for (i = 0; i < table[3]; i++) { - otable = ROMPTR(bios, table[table[1] + (i * table[2])]); + otable = ROMPTR(dev, table[table[1] + (i * table[2])]); if (otable && bios_encoder_match(dcbent, ROM32(otable[0]))) break; } @@ -4719,7 +4535,7 @@ static struct pll_mapping nv84_pll_mapping[] = { { PLL_CORE , 0x004028 }, { PLL_SHADER, 0x004020 }, { PLL_MEMORY, 0x004008 }, - { PLL_UNK05 , 0x004030 }, + { PLL_VDEC , 0x004030 }, { PLL_UNK41 , 0x00e818 }, { PLL_VPLL0 , 0x614100 }, { PLL_VPLL1 , 0x614900 }, @@ -5485,6 +5301,9 @@ bit_table(struct drm_device *dev, u8 id, struct bit_entry *bit) struct nvbios *bios = &dev_priv->vbios; u8 entries, *entry; + if (bios->type != NVBIOS_BIT) + return -ENODEV; + entries = bios->data[bios->offset + 10]; entry = &bios->data[bios->offset + 12]; while (entries--) { @@ -5493,7 +5312,7 @@ bit_table(struct drm_device *dev, u8 id, struct bit_entry *bit) bit->version = entry[1]; bit->length = ROM16(entry[2]); bit->offset = ROM16(entry[4]); - bit->data = ROMPTR(bios, entry[4]); + bit->data = ROMPTR(dev, entry[4]); return 0; } @@ -5598,10 +5417,6 @@ static int parse_bmp_structure(struct drm_device *dev, struct nvbios *bios, unsi uint16_t legacy_scripts_offset, legacy_i2c_offset; /* load needed defaults in case we can't parse this info */ - bios->dcb.i2c[0].write = NV_CIO_CRE_DDC_WR__INDEX; - bios->dcb.i2c[0].read = NV_CIO_CRE_DDC_STATUS__INDEX; - bios->dcb.i2c[1].write = NV_CIO_CRE_DDC0_WR__INDEX; - bios->dcb.i2c[1].read = NV_CIO_CRE_DDC0_STATUS__INDEX; bios->digital_min_front_porch = 0x4b; bios->fmaxvco = 256000; bios->fminvco = 128000; @@ -5709,14 +5524,6 @@ static int parse_bmp_structure(struct drm_device *dev, struct nvbios *bios, unsi bios->legacy.i2c_indices.crt = bios->data[legacy_i2c_offset]; bios->legacy.i2c_indices.tv = bios->data[legacy_i2c_offset + 1]; bios->legacy.i2c_indices.panel = bios->data[legacy_i2c_offset + 2]; - if (bios->data[legacy_i2c_offset + 4]) - bios->dcb.i2c[0].write = bios->data[legacy_i2c_offset + 4]; - if (bios->data[legacy_i2c_offset + 5]) - bios->dcb.i2c[0].read = bios->data[legacy_i2c_offset + 5]; - if (bios->data[legacy_i2c_offset + 6]) - bios->dcb.i2c[1].write = bios->data[legacy_i2c_offset + 6]; - if (bios->data[legacy_i2c_offset + 7]) - bios->dcb.i2c[1].read = bios->data[legacy_i2c_offset + 7]; if (bmplength > 74) { bios->fmaxvco = ROM32(bmp[67]); @@ -5767,286 +5574,128 @@ static uint16_t findstr(uint8_t *data, int n, const uint8_t *str, int len) return 0; } -static struct dcb_gpio_entry * -new_gpio_entry(struct nvbios *bios) -{ - struct drm_device *dev = bios->dev; - struct dcb_gpio_table *gpio = &bios->dcb.gpio; - - if (gpio->entries >= DCB_MAX_NUM_GPIO_ENTRIES) { - NV_ERROR(dev, "exceeded maximum number of gpio entries!!\n"); - return NULL; - } - - return &gpio->entry[gpio->entries++]; -} - -struct dcb_gpio_entry * -nouveau_bios_gpio_entry(struct drm_device *dev, enum dcb_gpio_tag tag) +void * +dcb_table(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nvbios *bios = &dev_priv->vbios; - int i; - - for (i = 0; i < bios->dcb.gpio.entries; i++) { - if (bios->dcb.gpio.entry[i].tag != tag) - continue; + u8 *dcb = NULL; - return &bios->dcb.gpio.entry[i]; + if (dev_priv->card_type > NV_04) + dcb = ROMPTR(dev, dev_priv->vbios.data[0x36]); + if (!dcb) { + NV_WARNONCE(dev, "No DCB data found in VBIOS\n"); + return NULL; } - return NULL; -} - -static void -parse_dcb_gpio_table(struct nvbios *bios) -{ - struct drm_device *dev = bios->dev; - struct dcb_gpio_entry *e; - u8 headerlen, entries, recordlen; - u8 *dcb, *gpio = NULL, *entry; - int i; - - dcb = ROMPTR(bios, bios->data[0x36]); + if (dcb[0] >= 0x41) { + NV_WARNONCE(dev, "DCB version 0x%02x unknown\n", dcb[0]); + return NULL; + } else if (dcb[0] >= 0x30) { - gpio = ROMPTR(bios, dcb[10]); - if (!gpio) - goto no_table; - - headerlen = gpio[1]; - entries = gpio[2]; - recordlen = gpio[3]; + if (ROM32(dcb[6]) == 0x4edcbdcb) + return dcb; } else - if (dcb[0] >= 0x22 && dcb[-1] >= 0x13) { - gpio = ROMPTR(bios, dcb[-15]); - if (!gpio) - goto no_table; - - headerlen = 3; - entries = gpio[2]; - recordlen = gpio[1]; + if (dcb[0] >= 0x20) { + if (ROM32(dcb[4]) == 0x4edcbdcb) + return dcb; } else - if (dcb[0] >= 0x22) { - /* No GPIO table present, parse the TVDAC GPIO data. */ - uint8_t *tvdac_gpio = &dcb[-5]; - - if (tvdac_gpio[0] & 1) { - e = new_gpio_entry(bios); - e->tag = DCB_GPIO_TVDAC0; - e->line = tvdac_gpio[1] >> 4; - e->invert = tvdac_gpio[0] & 2; - } - - goto no_table; + if (dcb[0] >= 0x15) { + if (!memcmp(&dcb[-7], "DEV_REC", 7)) + return dcb; } else { - NV_DEBUG(dev, "no/unknown gpio table on DCB 0x%02x\n", dcb[0]); - goto no_table; - } - - entry = gpio + headerlen; - for (i = 0; i < entries; i++, entry += recordlen) { - e = new_gpio_entry(bios); - if (!e) - break; - - if (gpio[0] < 0x40) { - e->entry = ROM16(entry[0]); - e->tag = (e->entry & 0x07e0) >> 5; - if (e->tag == 0x3f) { - bios->dcb.gpio.entries--; - continue; - } - - e->line = (e->entry & 0x001f); - e->invert = ((e->entry & 0xf800) >> 11) != 4; - } else { - e->entry = ROM32(entry[0]); - e->tag = (e->entry & 0x0000ff00) >> 8; - if (e->tag == 0xff) { - bios->dcb.gpio.entries--; - continue; - } - - e->line = (e->entry & 0x0000001f) >> 0; - if (gpio[0] == 0x40) { - e->state_default = (e->entry & 0x01000000) >> 24; - e->state[0] = (e->entry & 0x18000000) >> 27; - e->state[1] = (e->entry & 0x60000000) >> 29; - } else { - e->state_default = (e->entry & 0x00000080) >> 7; - e->state[0] = (entry[4] >> 4) & 3; - e->state[1] = (entry[4] >> 6) & 3; - } - } - } - -no_table: - /* Apple iMac G4 NV18 */ - if (nv_match_device(dev, 0x0189, 0x10de, 0x0010)) { - e = new_gpio_entry(bios); - if (e) { - e->tag = DCB_GPIO_TVDAC0; - e->line = 4; - } - } -} - -struct dcb_connector_table_entry * -nouveau_bios_connector_entry(struct drm_device *dev, int index) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nvbios *bios = &dev_priv->vbios; - struct dcb_connector_table_entry *cte; - - if (index >= bios->dcb.connector.entries) - return NULL; - - cte = &bios->dcb.connector.entry[index]; - if (cte->type == 0xff) + /* + * v1.4 (some NV15/16, NV11+) seems the same as v1.5, but + * always has the same single (crt) entry, even when tv-out + * present, so the conclusion is this version cannot really + * be used. + * + * v1.2 tables (some NV6/10, and NV15+) normally have the + * same 5 entries, which are not specific to the card and so + * no use. + * + * v1.2 does have an I2C table that read_dcb_i2c_table can + * handle, but cards exist (nv11 in #14821) with a bad i2c + * table pointer, so use the indices parsed in + * parse_bmp_structure. + * + * v1.1 (NV5+, maybe some NV4) is entirely unhelpful + */ + NV_WARNONCE(dev, "No useful DCB data in VBIOS\n"); return NULL; + } - return cte; + NV_WARNONCE(dev, "DCB header validation failed\n"); + return NULL; } -static enum dcb_connector_type -divine_connector_type(struct nvbios *bios, int index) +void * +dcb_outp(struct drm_device *dev, u8 idx) { - struct dcb_table *dcb = &bios->dcb; - unsigned encoders = 0, type = DCB_CONNECTOR_NONE; - int i; - - for (i = 0; i < dcb->entries; i++) { - if (dcb->entry[i].connector == index) - encoders |= (1 << dcb->entry[i].type); - } - - if (encoders & (1 << OUTPUT_DP)) { - if (encoders & (1 << OUTPUT_TMDS)) - type = DCB_CONNECTOR_DP; - else - type = DCB_CONNECTOR_eDP; - } else - if (encoders & (1 << OUTPUT_TMDS)) { - if (encoders & (1 << OUTPUT_ANALOG)) - type = DCB_CONNECTOR_DVI_I; - else - type = DCB_CONNECTOR_DVI_D; - } else - if (encoders & (1 << OUTPUT_ANALOG)) { - type = DCB_CONNECTOR_VGA; + u8 *dcb = dcb_table(dev); + if (dcb && dcb[0] >= 0x30) { + if (idx < dcb[2]) + return dcb + dcb[1] + (idx * dcb[3]); } else - if (encoders & (1 << OUTPUT_LVDS)) { - type = DCB_CONNECTOR_LVDS; + if (dcb && dcb[0] >= 0x20) { + u8 *i2c = ROMPTR(dev, dcb[2]); + u8 *ent = dcb + 8 + (idx * 8); + if (i2c && ent < i2c) + return ent; } else - if (encoders & (1 << OUTPUT_TV)) { - type = DCB_CONNECTOR_TV_0; + if (dcb && dcb[0] >= 0x15) { + u8 *i2c = ROMPTR(dev, dcb[2]); + u8 *ent = dcb + 4 + (idx * 10); + if (i2c && ent < i2c) + return ent; } - return type; + return NULL; } -static void -apply_dcb_connector_quirks(struct nvbios *bios, int idx) -{ - struct dcb_connector_table_entry *cte = &bios->dcb.connector.entry[idx]; - struct drm_device *dev = bios->dev; +int +dcb_outp_foreach(struct drm_device *dev, void *data, + int (*exec)(struct drm_device *, void *, int idx, u8 *outp)) +{ + int ret, idx = -1; + u8 *outp = NULL; + while ((outp = dcb_outp(dev, ++idx))) { + if (ROM32(outp[0]) == 0x00000000) + break; /* seen on an NV11 with DCB v1.5 */ + if (ROM32(outp[0]) == 0xffffffff) + break; /* seen on an NV17 with DCB v2.0 */ + + if ((outp[0] & 0x0f) == OUTPUT_UNUSED) + continue; + if ((outp[0] & 0x0f) == OUTPUT_EOL) + break; - /* Gigabyte NX85T */ - if (nv_match_device(dev, 0x0421, 0x1458, 0x344c)) { - if (cte->type == DCB_CONNECTOR_HDMI_1) - cte->type = DCB_CONNECTOR_DVI_I; + ret = exec(dev, data, idx, outp); + if (ret) + return ret; } - /* Gigabyte GV-NX86T512H */ - if (nv_match_device(dev, 0x0402, 0x1458, 0x3455)) { - if (cte->type == DCB_CONNECTOR_HDMI_1) - cte->type = DCB_CONNECTOR_DVI_I; - } + return 0; } -static const u8 hpd_gpio[16] = { - 0xff, 0x07, 0x08, 0xff, 0xff, 0x51, 0x52, 0xff, - 0xff, 0xff, 0xff, 0xff, 0xff, 0x5e, 0x5f, 0x60, -}; - -static void -parse_dcb_connector_table(struct nvbios *bios) +u8 * +dcb_conntab(struct drm_device *dev) { - struct drm_device *dev = bios->dev; - struct dcb_connector_table *ct = &bios->dcb.connector; - struct dcb_connector_table_entry *cte; - uint8_t *conntab = &bios->data[bios->dcb.connector_table_ptr]; - uint8_t *entry; - int i; - - if (!bios->dcb.connector_table_ptr) { - NV_DEBUG_KMS(dev, "No DCB connector table present\n"); - return; - } - - NV_INFO(dev, "DCB connector table: VHER 0x%02x %d %d %d\n", - conntab[0], conntab[1], conntab[2], conntab[3]); - if ((conntab[0] != 0x30 && conntab[0] != 0x40) || - (conntab[3] != 2 && conntab[3] != 4)) { - NV_ERROR(dev, " Unknown! Please report.\n"); - return; + u8 *dcb = dcb_table(dev); + if (dcb && dcb[0] >= 0x30 && dcb[1] >= 0x16) { + u8 *conntab = ROMPTR(dev, dcb[0x14]); + if (conntab && conntab[0] >= 0x30 && conntab[0] <= 0x40) + return conntab; } + return NULL; +} - ct->entries = conntab[2]; - - entry = conntab + conntab[1]; - cte = &ct->entry[0]; - for (i = 0; i < conntab[2]; i++, entry += conntab[3], cte++) { - cte->index = i; - if (conntab[3] == 2) - cte->entry = ROM16(entry[0]); - else - cte->entry = ROM32(entry[0]); - - cte->type = (cte->entry & 0x000000ff) >> 0; - cte->index2 = (cte->entry & 0x00000f00) >> 8; - - cte->gpio_tag = ffs((cte->entry & 0x07033000) >> 12); - cte->gpio_tag = hpd_gpio[cte->gpio_tag]; - - if (cte->type == 0xff) - continue; - - apply_dcb_connector_quirks(bios, i); - - NV_INFO(dev, " %d: 0x%08x: type 0x%02x idx %d tag 0x%02x\n", - i, cte->entry, cte->type, cte->index, cte->gpio_tag); - - /* check for known types, fallback to guessing the type - * from attached encoders if we hit an unknown. - */ - switch (cte->type) { - case DCB_CONNECTOR_VGA: - case DCB_CONNECTOR_TV_0: - case DCB_CONNECTOR_TV_1: - case DCB_CONNECTOR_TV_3: - case DCB_CONNECTOR_DVI_I: - case DCB_CONNECTOR_DVI_D: - case DCB_CONNECTOR_LVDS: - case DCB_CONNECTOR_LVDS_SPWG: - case DCB_CONNECTOR_DP: - case DCB_CONNECTOR_eDP: - case DCB_CONNECTOR_HDMI_0: - case DCB_CONNECTOR_HDMI_1: - break; - default: - cte->type = divine_connector_type(bios, cte->index); - NV_WARN(dev, "unknown type, using 0x%02x\n", cte->type); - break; - } - - if (nouveau_override_conntype) { - int type = divine_connector_type(bios, cte->index); - if (type != cte->type) - NV_WARN(dev, " -> type 0x%02x\n", cte->type); - } - - } +u8 * +dcb_conn(struct drm_device *dev, u8 idx) +{ + u8 *conntab = dcb_conntab(dev); + if (conntab && idx < conntab[2]) + return conntab + conntab[1] + (idx * conntab[3]); + return NULL; } static struct dcb_entry *new_dcb_entry(struct dcb_table *dcb) @@ -6079,8 +5728,7 @@ parse_dcb20_entry(struct drm_device *dev, struct dcb_table *dcb, entry->type = conn & 0xf; entry->i2c_index = (conn >> 4) & 0xf; entry->heads = (conn >> 8) & 0xf; - if (dcb->version >= 0x40) - entry->connector = (conn >> 12) & 0xf; + entry->connector = (conn >> 12) & 0xf; entry->bus = (conn >> 16) & 0xf; entry->location = (conn >> 20) & 0x3; entry->or = (conn >> 24) & 0xf; @@ -6252,25 +5900,6 @@ parse_dcb15_entry(struct drm_device *dev, struct dcb_table *dcb, return true; } -static bool parse_dcb_entry(struct drm_device *dev, struct dcb_table *dcb, - uint32_t conn, uint32_t conf) -{ - struct dcb_entry *entry = new_dcb_entry(dcb); - bool ret; - - if (dcb->version >= 0x20) - ret = parse_dcb20_entry(dev, dcb, conn, conf, entry); - else - ret = parse_dcb15_entry(dev, dcb, conn, conf, entry); - if (!ret) - return ret; - - read_dcb_i2c_entry(dev, dcb->version, dcb->i2c_table, - entry->i2c_index, &dcb->i2c[entry->i2c_index]); - - return true; -} - static void merge_like_dcb_entries(struct drm_device *dev, struct dcb_table *dcb) { @@ -6431,154 +6060,118 @@ fabricate_dcb_encoder_table(struct drm_device *dev, struct nvbios *bios) #endif /* Make up some sane defaults */ - fabricate_dcb_output(dcb, OUTPUT_ANALOG, LEGACY_I2C_CRT, 1, 1); + fabricate_dcb_output(dcb, OUTPUT_ANALOG, + bios->legacy.i2c_indices.crt, 1, 1); if (nv04_tv_identify(dev, bios->legacy.i2c_indices.tv) >= 0) - fabricate_dcb_output(dcb, OUTPUT_TV, LEGACY_I2C_TV, + fabricate_dcb_output(dcb, OUTPUT_TV, + bios->legacy.i2c_indices.tv, all_heads, 0); else if (bios->tmds.output0_script_ptr || bios->tmds.output1_script_ptr) - fabricate_dcb_output(dcb, OUTPUT_TMDS, LEGACY_I2C_PANEL, + fabricate_dcb_output(dcb, OUTPUT_TMDS, + bios->legacy.i2c_indices.panel, all_heads, 1); } static int -parse_dcb_table(struct drm_device *dev, struct nvbios *bios) +parse_dcb_entry(struct drm_device *dev, void *data, int idx, u8 *outp) { struct drm_nouveau_private *dev_priv = dev->dev_private; - struct dcb_table *dcb = &bios->dcb; - uint16_t dcbptr = 0, i2ctabptr = 0; - uint8_t *dcbtable; - uint8_t headerlen = 0x4, entries = DCB_MAX_NUM_ENTRIES; - bool configblock = true; - int recordlength = 8, confofs = 4; - int i; - - /* get the offset from 0x36 */ - if (dev_priv->card_type > NV_04) { - dcbptr = ROM16(bios->data[0x36]); - if (dcbptr == 0x0000) - NV_WARN(dev, "No output data (DCB) found in BIOS\n"); - } - - /* this situation likely means a really old card, pre DCB */ - if (dcbptr == 0x0) { - fabricate_dcb_encoder_table(dev, bios); - return 0; - } - - dcbtable = &bios->data[dcbptr]; - - /* get DCB version */ - dcb->version = dcbtable[0]; - NV_TRACE(dev, "Found Display Configuration Block version %d.%d\n", - dcb->version >> 4, dcb->version & 0xf); - - if (dcb->version >= 0x20) { /* NV17+ */ - uint32_t sig; + struct dcb_table *dcb = &dev_priv->vbios.dcb; + u32 conf = (dcb->version >= 0x20) ? ROM32(outp[4]) : ROM32(outp[6]); + u32 conn = ROM32(outp[0]); + bool ret; - if (dcb->version >= 0x30) { /* NV40+ */ - headerlen = dcbtable[1]; - entries = dcbtable[2]; - recordlength = dcbtable[3]; - i2ctabptr = ROM16(dcbtable[4]); - sig = ROM32(dcbtable[6]); - dcb->gpio_table_ptr = ROM16(dcbtable[10]); - dcb->connector_table_ptr = ROM16(dcbtable[20]); - } else { - i2ctabptr = ROM16(dcbtable[2]); - sig = ROM32(dcbtable[4]); - headerlen = 8; - } + if (apply_dcb_encoder_quirks(dev, idx, &conn, &conf)) { + struct dcb_entry *entry = new_dcb_entry(dcb); - if (sig != 0x4edcbdcb) { - NV_ERROR(dev, "Bad Display Configuration Block " - "signature (%08X)\n", sig); - return -EINVAL; - } - } else if (dcb->version >= 0x15) { /* some NV11 and NV20 */ - char sig[8] = { 0 }; + NV_TRACEWARN(dev, "DCB outp %02d: %08x %08x\n", idx, conn, conf); - strncpy(sig, (char *)&dcbtable[-7], 7); - i2ctabptr = ROM16(dcbtable[2]); - recordlength = 10; - confofs = 6; + if (dcb->version >= 0x20) + ret = parse_dcb20_entry(dev, dcb, conn, conf, entry); + else + ret = parse_dcb15_entry(dev, dcb, conn, conf, entry); + if (!ret) + return 1; /* stop parsing */ - if (strcmp(sig, "DEV_REC")) { - NV_ERROR(dev, "Bad Display Configuration Block " - "signature (%s)\n", sig); - return -EINVAL; - } - } else { - /* - * v1.4 (some NV15/16, NV11+) seems the same as v1.5, but always - * has the same single (crt) entry, even when tv-out present, so - * the conclusion is this version cannot really be used. - * v1.2 tables (some NV6/10, and NV15+) normally have the same - * 5 entries, which are not specific to the card and so no use. - * v1.2 does have an I2C table that read_dcb_i2c_table can - * handle, but cards exist (nv11 in #14821) with a bad i2c table - * pointer, so use the indices parsed in parse_bmp_structure. - * v1.1 (NV5+, maybe some NV4) is entirely unhelpful + /* Ignore the I2C index for on-chip TV-out, as there + * are cards with bogus values (nv31m in bug 23212), + * and it's otherwise useless. */ - NV_TRACEWARN(dev, "No useful information in BIOS output table; " - "adding all possible outputs\n"); - fabricate_dcb_encoder_table(dev, bios); - return 0; + if (entry->type == OUTPUT_TV && + entry->location == DCB_LOC_ON_CHIP) + entry->i2c_index = 0x0f; } - if (!i2ctabptr) - NV_WARN(dev, "No pointer to DCB I2C port table\n"); - else { - dcb->i2c_table = &bios->data[i2ctabptr]; - if (dcb->version >= 0x30) - dcb->i2c_default_indices = dcb->i2c_table[4]; + return 0; +} - /* - * Parse the "management" I2C bus, used for hardware - * monitoring and some external TMDS transmitters. - */ - if (dcb->version >= 0x22) { - int idx = (dcb->version >= 0x40 ? - dcb->i2c_default_indices & 0xf : - 2); +static void +dcb_fake_connectors(struct nvbios *bios) +{ + struct dcb_table *dcbt = &bios->dcb; + u8 map[16] = { }; + int i, idx = 0; - read_dcb_i2c_entry(dev, dcb->version, dcb->i2c_table, - idx, &dcb->i2c[idx]); - } + /* heuristic: if we ever get a non-zero connector field, assume + * that all the indices are valid and we don't need fake them. + */ + for (i = 0; i < dcbt->entries; i++) { + if (dcbt->entry[i].connector) + return; } - if (entries > DCB_MAX_NUM_ENTRIES) - entries = DCB_MAX_NUM_ENTRIES; - - for (i = 0; i < entries; i++) { - uint32_t connection, config = 0; - - connection = ROM32(dcbtable[headerlen + recordlength * i]); - if (configblock) - config = ROM32(dcbtable[headerlen + confofs + recordlength * i]); - - /* seen on an NV11 with DCB v1.5 */ - if (connection == 0x00000000) - break; + /* no useful connector info available, we need to make it up + * ourselves. the rule here is: anything on the same i2c bus + * is considered to be on the same connector. any output + * without an associated i2c bus is assigned its own unique + * connector index. + */ + for (i = 0; i < dcbt->entries; i++) { + u8 i2c = dcbt->entry[i].i2c_index; + if (i2c == 0x0f) { + dcbt->entry[i].connector = idx++; + } else { + if (!map[i2c]) + map[i2c] = ++idx; + dcbt->entry[i].connector = map[i2c] - 1; + } + } - /* seen on an NV17 with DCB v2.0 */ - if (connection == 0xffffffff) - break; + /* if we created more than one connector, destroy the connector + * table - just in case it has random, rather than stub, entries. + */ + if (i > 1) { + u8 *conntab = dcb_conntab(bios->dev); + if (conntab) + conntab[0] = 0x00; + } +} - if ((connection & 0x0000000f) == 0x0000000f) - continue; +static int +parse_dcb_table(struct drm_device *dev, struct nvbios *bios) +{ + struct dcb_table *dcb = &bios->dcb; + u8 *dcbt, *conn; + int idx; + + dcbt = dcb_table(dev); + if (!dcbt) { + /* handle pre-DCB boards */ + if (bios->type == NVBIOS_BMP) { + fabricate_dcb_encoder_table(dev, bios); + return 0; + } - if (!apply_dcb_encoder_quirks(dev, i, &connection, &config)) - continue; + return -EINVAL; + } - NV_TRACEWARN(dev, "Raw DCB entry %d: %08x %08x\n", - dcb->entries, connection, config); + NV_TRACE(dev, "DCB version %d.%d\n", dcbt[0] >> 4, dcbt[0] & 0xf); - if (!parse_dcb_entry(dev, dcb, connection, config)) - break; - } + dcb->version = dcbt[0]; + dcb_outp_foreach(dev, NULL, parse_dcb_entry); /* * apart for v2.1+ not being known for requiring merging, this @@ -6590,77 +6183,19 @@ parse_dcb_table(struct drm_device *dev, struct nvbios *bios) if (!dcb->entries) return -ENXIO; - parse_dcb_gpio_table(bios); - parse_dcb_connector_table(bios); - return 0; -} - -static void -fixup_legacy_connector(struct nvbios *bios) -{ - struct dcb_table *dcb = &bios->dcb; - int i, i2c, i2c_conn[DCB_MAX_NUM_I2C_ENTRIES] = { }; - - /* - * DCB 3.0 also has the table in most cases, but there are some cards - * where the table is filled with stub entries, and the DCB entriy - * indices are all 0. We don't need the connector indices on pre-G80 - * chips (yet?) so limit the use to DCB 4.0 and above. - */ - if (dcb->version >= 0x40) - return; - - dcb->connector.entries = 0; - - /* - * No known connector info before v3.0, so make it up. the rule here - * is: anything on the same i2c bus is considered to be on the same - * connector. any output without an associated i2c bus is assigned - * its own unique connector index. - */ - for (i = 0; i < dcb->entries; i++) { - /* - * Ignore the I2C index for on-chip TV-out, as there - * are cards with bogus values (nv31m in bug 23212), - * and it's otherwise useless. - */ - if (dcb->entry[i].type == OUTPUT_TV && - dcb->entry[i].location == DCB_LOC_ON_CHIP) - dcb->entry[i].i2c_index = 0xf; - i2c = dcb->entry[i].i2c_index; - - if (i2c_conn[i2c]) { - dcb->entry[i].connector = i2c_conn[i2c] - 1; - continue; + /* dump connector table entries to log, if any exist */ + idx = -1; + while ((conn = dcb_conn(dev, ++idx))) { + if (conn[0] != 0xff) { + NV_TRACE(dev, "DCB conn %02d: ", idx); + if (dcb_conntab(dev)[3] < 4) + printk("%04x\n", ROM16(conn[0])); + else + printk("%08x\n", ROM32(conn[0])); } - - dcb->entry[i].connector = dcb->connector.entries++; - if (i2c != 0xf) - i2c_conn[i2c] = dcb->connector.entries; - } - - /* Fake the connector table as well as just connector indices */ - for (i = 0; i < dcb->connector.entries; i++) { - dcb->connector.entry[i].index = i; - dcb->connector.entry[i].type = divine_connector_type(bios, i); - dcb->connector.entry[i].gpio_tag = 0xff; - } -} - -static void -fixup_legacy_i2c(struct nvbios *bios) -{ - struct dcb_table *dcb = &bios->dcb; - int i; - - for (i = 0; i < dcb->entries; i++) { - if (dcb->entry[i].i2c_index == LEGACY_I2C_CRT) - dcb->entry[i].i2c_index = bios->legacy.i2c_indices.crt; - if (dcb->entry[i].i2c_index == LEGACY_I2C_PANEL) - dcb->entry[i].i2c_index = bios->legacy.i2c_indices.panel; - if (dcb->entry[i].i2c_index == LEGACY_I2C_TV) - dcb->entry[i].i2c_index = bios->legacy.i2c_indices.tv; } + dcb_fake_connectors(bios); + return 0; } static int load_nv17_hwsq_ucode_entry(struct drm_device *dev, struct nvbios *bios, uint16_t hwsq_offset, int entry) @@ -6879,19 +6414,6 @@ nouveau_run_vbios_init(struct drm_device *dev) return ret; } -static void -nouveau_bios_i2c_devices_takedown(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nvbios *bios = &dev_priv->vbios; - struct dcb_i2c_entry *entry; - int i; - - entry = &bios->dcb.i2c[0]; - for (i = 0; i < DCB_MAX_NUM_I2C_ENTRIES; i++, entry++) - nouveau_i2c_fini(dev, entry); -} - static bool nouveau_bios_posted(struct drm_device *dev) { @@ -6928,12 +6450,17 @@ nouveau_bios_init(struct drm_device *dev) if (ret) return ret; - ret = parse_dcb_table(dev, bios); + ret = nouveau_i2c_init(dev); if (ret) return ret; - fixup_legacy_i2c(bios); - fixup_legacy_connector(bios); + ret = nouveau_mxm_init(dev); + if (ret) + return ret; + + ret = parse_dcb_table(dev, bios); + if (ret) + return ret; if (!bios->major_version) /* we don't run version 0 bios */ return 0; @@ -6971,5 +6498,6 @@ nouveau_bios_init(struct drm_device *dev) void nouveau_bios_takedown(struct drm_device *dev) { - nouveau_bios_i2c_devices_takedown(dev); + nouveau_mxm_fini(dev); + nouveau_i2c_fini(dev); } |