diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/mxm')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/mxm/base.c | 274 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/mxm/mxms.c | 193 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/mxm/mxms.h | 22 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/mxm/nv50.c | 233 |
4 files changed, 0 insertions, 722 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/mxm/base.c b/drivers/gpu/drm/nouveau/core/subdev/mxm/base.c deleted file mode 100644 index 51fcf7960417..000000000000 --- a/drivers/gpu/drm/nouveau/core/subdev/mxm/base.c +++ /dev/null @@ -1,274 +0,0 @@ -/* - * Copyright 2011 Red Hat Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * Authors: Ben Skeggs - */ - -#include <core/option.h> - -#include <subdev/i2c.h> -#include <subdev/mxm.h> -#include <subdev/bios.h> -#include <subdev/bios/mxm.h> - -#include "mxms.h" - -static bool -mxm_shadow_rom_fetch(struct nouveau_i2c_port *i2c, u8 addr, - u8 offset, u8 size, u8 *data) -{ - struct i2c_msg msgs[] = { - { .addr = addr, .flags = 0, .len = 1, .buf = &offset }, - { .addr = addr, .flags = I2C_M_RD, .len = size, .buf = data, }, - }; - - return i2c_transfer(&i2c->adapter, msgs, 2) == 2; -} - -static bool -mxm_shadow_rom(struct nouveau_mxm *mxm, u8 version) -{ - struct nouveau_bios *bios = nouveau_bios(mxm); - struct nouveau_i2c *i2c = nouveau_i2c(mxm); - struct nouveau_i2c_port *port = NULL; - u8 i2cidx, mxms[6], addr, size; - - i2cidx = mxm_ddc_map(bios, 1 /* LVDS_DDC */) & 0x0f; - if (i2cidx < 0x0f) - port = i2c->find(i2c, i2cidx); - if (!port) - return false; - - addr = 0x54; - if (!mxm_shadow_rom_fetch(port, addr, 0, 6, mxms)) { - addr = 0x56; - if (!mxm_shadow_rom_fetch(port, addr, 0, 6, mxms)) - return false; - } - - mxm->mxms = mxms; - size = mxms_headerlen(mxm) + mxms_structlen(mxm); - mxm->mxms = kmalloc(size, GFP_KERNEL); - - if (mxm->mxms && - mxm_shadow_rom_fetch(port, addr, 0, size, mxm->mxms)) - return true; - - kfree(mxm->mxms); - mxm->mxms = NULL; - return false; -} - -#if defined(CONFIG_ACPI) -static bool -mxm_shadow_dsm(struct nouveau_mxm *mxm, u8 version) -{ - struct nouveau_device *device = nv_device(mxm); - static char muid[] = { - 0x00, 0xA4, 0x04, 0x40, 0x7D, 0x91, 0xF2, 0x4C, - 0xB8, 0x9C, 0x79, 0xB6, 0x2F, 0xD5, 0x56, 0x65 - }; - u32 mxms_args[] = { 0x00000000 }; - union acpi_object argv4 = { - .buffer.type = ACPI_TYPE_BUFFER, - .buffer.length = sizeof(mxms_args), - .buffer.pointer = (char *)mxms_args, - }; - union acpi_object *obj; - acpi_handle handle; - int rev; - - handle = ACPI_HANDLE(nv_device_base(device)); - if (!handle) - return false; - - /* - * spec says this can be zero to mean "highest revision", but - * of course there's at least one bios out there which fails - * unless you pass in exactly the version it supports.. - */ - rev = (version & 0xf0) << 4 | (version & 0x0f); - obj = acpi_evaluate_dsm(handle, muid, rev, 0x00000010, &argv4); - if (!obj) { - nv_debug(mxm, "DSM MXMS failed\n"); - return false; - } - - if (obj->type == ACPI_TYPE_BUFFER) { - mxm->mxms = kmemdup(obj->buffer.pointer, - obj->buffer.length, GFP_KERNEL); - } else if (obj->type == ACPI_TYPE_INTEGER) { - nv_debug(mxm, "DSM MXMS returned 0x%llx\n", obj->integer.value); - } - - ACPI_FREE(obj); - return mxm->mxms != NULL; -} -#endif - -#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE) - -#define WMI_WMMX_GUID "F6CB5C3C-9CAE-4EBD-B577-931EA32A2CC0" - -static u8 -wmi_wmmx_mxmi(struct nouveau_mxm *mxm, u8 version) -{ - u32 mxmi_args[] = { 0x494D584D /* MXMI */, version, 0 }; - struct acpi_buffer args = { sizeof(mxmi_args), mxmi_args }; - struct acpi_buffer retn = { ACPI_ALLOCATE_BUFFER, NULL }; - union acpi_object *obj; - acpi_status status; - - status = wmi_evaluate_method(WMI_WMMX_GUID, 0, 0, &args, &retn); - if (ACPI_FAILURE(status)) { - nv_debug(mxm, "WMMX MXMI returned %d\n", status); - return 0x00; - } - - obj = retn.pointer; - if (obj->type == ACPI_TYPE_INTEGER) { - version = obj->integer.value; - nv_debug(mxm, "WMMX MXMI version %d.%d\n", - (version >> 4), version & 0x0f); - } else { - version = 0; - nv_debug(mxm, "WMMX MXMI returned non-integer\n"); - } - - kfree(obj); - return version; -} - -static bool -mxm_shadow_wmi(struct nouveau_mxm *mxm, u8 version) -{ - u32 mxms_args[] = { 0x534D584D /* MXMS */, version, 0 }; - struct acpi_buffer args = { sizeof(mxms_args), mxms_args }; - struct acpi_buffer retn = { ACPI_ALLOCATE_BUFFER, NULL }; - union acpi_object *obj; - acpi_status status; - - if (!wmi_has_guid(WMI_WMMX_GUID)) { - nv_debug(mxm, "WMMX GUID not found\n"); - return false; - } - - mxms_args[1] = wmi_wmmx_mxmi(mxm, 0x00); - if (!mxms_args[1]) - mxms_args[1] = wmi_wmmx_mxmi(mxm, version); - if (!mxms_args[1]) - return false; - - status = wmi_evaluate_method(WMI_WMMX_GUID, 0, 0, &args, &retn); - if (ACPI_FAILURE(status)) { - nv_debug(mxm, "WMMX MXMS returned %d\n", status); - return false; - } - - obj = retn.pointer; - if (obj->type == ACPI_TYPE_BUFFER) { - mxm->mxms = kmemdup(obj->buffer.pointer, - obj->buffer.length, GFP_KERNEL); - } - - kfree(obj); - return mxm->mxms != NULL; -} -#endif - -static struct mxm_shadow_h { - const char *name; - bool (*exec)(struct nouveau_mxm *, u8 version); -} _mxm_shadow[] = { - { "ROM", mxm_shadow_rom }, -#if defined(CONFIG_ACPI) - { "DSM", mxm_shadow_dsm }, -#endif -#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE) - { "WMI", mxm_shadow_wmi }, -#endif - {} -}; - -static int -mxm_shadow(struct nouveau_mxm *mxm, u8 version) -{ - struct mxm_shadow_h *shadow = _mxm_shadow; - do { - nv_debug(mxm, "checking %s\n", shadow->name); - if (shadow->exec(mxm, version)) { - if (mxms_valid(mxm)) - return 0; - kfree(mxm->mxms); - mxm->mxms = NULL; - } - } while ((++shadow)->name); - return -ENOENT; -} - -int -nouveau_mxm_create_(struct nouveau_object *parent, - struct nouveau_object *engine, - struct nouveau_oclass *oclass, int length, void **pobject) -{ - struct nouveau_device *device = nv_device(parent); - struct nouveau_bios *bios = nouveau_bios(device); - struct nouveau_mxm *mxm; - u8 ver, len; - u16 data; - int ret; - - ret = nouveau_subdev_create_(parent, engine, oclass, 0, "MXM", "mxm", - length, pobject); - mxm = *pobject; - if (ret) - return ret; - - data = mxm_table(bios, &ver, &len); - if (!data || !(ver = nv_ro08(bios, data))) { - nv_debug(mxm, "no VBIOS data, nothing to do\n"); - return 0; - } - - nv_info(mxm, "BIOS version %d.%d\n", ver >> 4, ver & 0x0f); - - if (mxm_shadow(mxm, ver)) { - nv_info(mxm, "failed to locate valid SIS\n"); -#if 0 - /* we should, perhaps, fall back to some kind of limited - * mode here if the x86 vbios hasn't already done the - * work for us (so we prevent loading with completely - * whacked vbios tables). - */ - return -EINVAL; -#else - return 0; -#endif - } - - nv_info(mxm, "MXMS Version %d.%d\n", - mxms_version(mxm) >> 8, mxms_version(mxm) & 0xff); - mxms_foreach(mxm, 0, NULL, NULL); - - if (nouveau_boolopt(device->cfgopt, "NvMXMDCB", true)) - mxm->action |= MXM_SANITISE_DCB; - return 0; -} diff --git a/drivers/gpu/drm/nouveau/core/subdev/mxm/mxms.c b/drivers/gpu/drm/nouveau/core/subdev/mxm/mxms.c deleted file mode 100644 index 4bde7f7f7b81..000000000000 --- a/drivers/gpu/drm/nouveau/core/subdev/mxm/mxms.c +++ /dev/null @@ -1,193 +0,0 @@ -/* - * Copyright 2012 Red Hat Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * Authors: Ben Skeggs - */ - -#include <subdev/mxm.h> -#include "mxms.h" - -#define ROM16(x) le16_to_cpu(*(u16 *)&(x)) -#define ROM32(x) le32_to_cpu(*(u32 *)&(x)) - -static u8 * -mxms_data(struct nouveau_mxm *mxm) -{ - return mxm->mxms; - -} - -u16 -mxms_version(struct nouveau_mxm *mxm) -{ - u8 *mxms = mxms_data(mxm); - u16 version = (mxms[4] << 8) | mxms[5]; - switch (version ) { - case 0x0200: - case 0x0201: - case 0x0300: - return version; - default: - break; - } - - nv_debug(mxm, "unknown version %d.%d\n", mxms[4], mxms[5]); - return 0x0000; -} - -u16 -mxms_headerlen(struct nouveau_mxm *mxm) -{ - return 8; -} - -u16 -mxms_structlen(struct nouveau_mxm *mxm) -{ - return *(u16 *)&mxms_data(mxm)[6]; -} - -bool -mxms_checksum(struct nouveau_mxm *mxm) -{ - u16 size = mxms_headerlen(mxm) + mxms_structlen(mxm); - u8 *mxms = mxms_data(mxm), sum = 0; - while (size--) - sum += *mxms++; - if (sum) { - nv_debug(mxm, "checksum invalid\n"); - return false; - } - return true; -} - -bool -mxms_valid(struct nouveau_mxm *mxm) -{ - u8 *mxms = mxms_data(mxm); - if (*(u32 *)mxms != 0x5f4d584d) { - nv_debug(mxm, "signature invalid\n"); - return false; - } - - if (!mxms_version(mxm) || !mxms_checksum(mxm)) - return false; - - return true; -} - -bool -mxms_foreach(struct nouveau_mxm *mxm, u8 types, - bool (*exec)(struct nouveau_mxm *, u8 *, void *), void *info) -{ - u8 *mxms = mxms_data(mxm); - u8 *desc = mxms + mxms_headerlen(mxm); - u8 *fini = desc + mxms_structlen(mxm) - 1; - while (desc < fini) { - u8 type = desc[0] & 0x0f; - u8 headerlen = 0; - u8 recordlen = 0; - u8 entries = 0; - - switch (type) { - case 0: /* Output Device Structure */ - if (mxms_version(mxm) >= 0x0300) - headerlen = 8; - else - headerlen = 6; - break; - case 1: /* System Cooling Capability Structure */ - case 2: /* Thermal Structure */ - case 3: /* Input Power Structure */ - headerlen = 4; - break; - case 4: /* GPIO Device Structure */ - headerlen = 4; - recordlen = 2; - entries = (ROM32(desc[0]) & 0x01f00000) >> 20; - break; - case 5: /* Vendor Specific Structure */ - headerlen = 8; - break; - case 6: /* Backlight Control Structure */ - if (mxms_version(mxm) >= 0x0300) { - headerlen = 4; - recordlen = 8; - entries = (desc[1] & 0xf0) >> 4; - } else { - headerlen = 8; - } - break; - case 7: /* Fan Control Structure */ - headerlen = 8; - recordlen = 4; - entries = desc[1] & 0x07; - break; - default: - nv_debug(mxm, "unknown descriptor type %d\n", type); - return false; - } - - if (nv_subdev(mxm)->debug >= NV_DBG_DEBUG && (exec == NULL)) { - static const char * mxms_desc_name[] = { - "ODS", "SCCS", "TS", "IPS", - "GSD", "VSS", "BCS", "FCS", - }; - u8 *dump = desc; - int i, j; - - nv_debug(mxm, "%4s: ", mxms_desc_name[type]); - for (j = headerlen - 1; j >= 0; j--) - pr_cont("%02x", dump[j]); - pr_cont("\n"); - dump += headerlen; - - for (i = 0; i < entries; i++, dump += recordlen) { - nv_debug(mxm, " "); - for (j = recordlen - 1; j >= 0; j--) - pr_cont("%02x", dump[j]); - pr_cont("\n"); - } - } - - if (types & (1 << type)) { - if (!exec(mxm, desc, info)) - return false; - } - - desc += headerlen + (entries * recordlen); - } - - return true; -} - -void -mxms_output_device(struct nouveau_mxm *mxm, u8 *pdata, struct mxms_odev *desc) -{ - u64 data = ROM32(pdata[0]); - if (mxms_version(mxm) >= 0x0300) - data |= (u64)ROM16(pdata[4]) << 32; - - desc->outp_type = (data & 0x00000000000000f0ULL) >> 4; - desc->ddc_port = (data & 0x0000000000000f00ULL) >> 8; - desc->conn_type = (data & 0x000000000001f000ULL) >> 12; - desc->dig_conn = (data & 0x0000000000780000ULL) >> 19; -} diff --git a/drivers/gpu/drm/nouveau/core/subdev/mxm/mxms.h b/drivers/gpu/drm/nouveau/core/subdev/mxm/mxms.h deleted file mode 100644 index 5e0be0c591ca..000000000000 --- a/drivers/gpu/drm/nouveau/core/subdev/mxm/mxms.h +++ /dev/null @@ -1,22 +0,0 @@ -#ifndef __NVMXM_MXMS_H__ -#define __NVMXM_MXMS_H__ - -struct mxms_odev { - u8 outp_type; - u8 conn_type; - u8 ddc_port; - u8 dig_conn; -}; - -void mxms_output_device(struct nouveau_mxm *, u8 *, struct mxms_odev *); - -u16 mxms_version(struct nouveau_mxm *); -u16 mxms_headerlen(struct nouveau_mxm *); -u16 mxms_structlen(struct nouveau_mxm *); -bool mxms_checksum(struct nouveau_mxm *); -bool mxms_valid(struct nouveau_mxm *); - -bool mxms_foreach(struct nouveau_mxm *, u8, - bool (*)(struct nouveau_mxm *, u8 *, void *), void *); - -#endif diff --git a/drivers/gpu/drm/nouveau/core/subdev/mxm/nv50.c b/drivers/gpu/drm/nouveau/core/subdev/mxm/nv50.c deleted file mode 100644 index fcaabe8456e3..000000000000 --- a/drivers/gpu/drm/nouveau/core/subdev/mxm/nv50.c +++ /dev/null @@ -1,233 +0,0 @@ -/* - * Copyright 2011 Red Hat Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * Authors: Ben Skeggs - */ - -#include <subdev/mxm.h> -#include <subdev/bios.h> -#include <subdev/bios/conn.h> -#include <subdev/bios/dcb.h> -#include <subdev/bios/mxm.h> - -#include "mxms.h" - -struct nv50_mxm_priv { - struct nouveau_mxm base; -}; - -struct context { - u32 *outp; - struct mxms_odev desc; -}; - -static bool -mxm_match_tmds_partner(struct nouveau_mxm *mxm, u8 *data, void *info) -{ - struct context *ctx = info; - struct mxms_odev desc; - - mxms_output_device(mxm, data, &desc); - if (desc.outp_type == 2 && - desc.dig_conn == ctx->desc.dig_conn) - return false; - return true; -} - -static bool -mxm_match_dcb(struct nouveau_mxm *mxm, u8 *data, void *info) -{ - struct nouveau_bios *bios = nouveau_bios(mxm); - struct context *ctx = info; - u64 desc = *(u64 *)data; - - mxms_output_device(mxm, data, &ctx->desc); - - /* match dcb encoder type to mxm-ods device type */ - if ((ctx->outp[0] & 0x0000000f) != ctx->desc.outp_type) - return true; - - /* digital output, have some extra stuff to match here, there's a - * table in the vbios that provides a mapping from the mxm digital - * connection enum values to SOR/link - */ - if ((desc & 0x00000000000000f0) >= 0x20) { - /* check against sor index */ - u8 link = mxm_sor_map(bios, ctx->desc.dig_conn); - if ((ctx->outp[0] & 0x0f000000) != (link & 0x0f) << 24) - return true; - - /* check dcb entry has a compatible link field */ - link = (link & 0x30) >> 4; - if ((link & ((ctx->outp[1] & 0x00000030) >> 4)) != link) - return true; - } - - /* mark this descriptor accounted for by setting invalid device type, - * except of course some manufactures don't follow specs properly and - * we need to avoid killing off the TMDS function on DP connectors - * if MXM-SIS is missing an entry for it. - */ - data[0] &= ~0xf0; - if (ctx->desc.outp_type == 6 && ctx->desc.conn_type == 6 && - mxms_foreach(mxm, 0x01, mxm_match_tmds_partner, ctx)) { - data[0] |= 0x20; /* modify descriptor to match TMDS now */ - } else { - data[0] |= 0xf0; - } - - return false; -} - -static int -mxm_dcb_sanitise_entry(struct nouveau_bios *bios, void *data, int idx, u16 pdcb) -{ - struct nouveau_mxm *mxm = data; - struct context ctx = { .outp = (u32 *)(bios->data + pdcb) }; - u8 type, i2cidx, link, ver, len; - u8 *conn; - - /* look for an output device structure that matches this dcb entry. - * if one isn't found, disable it. - */ - if (mxms_foreach(mxm, 0x01, mxm_match_dcb, &ctx)) { - nv_debug(mxm, "disable %d: 0x%08x 0x%08x\n", - idx, ctx.outp[0], ctx.outp[1]); - ctx.outp[0] |= 0x0000000f; - return 0; - } - - /* modify the output's ddc/aux port, there's a pointer to a table - * with the mapping from mxm ddc/aux port to dcb i2c_index in the - * vbios mxm table - */ - i2cidx = mxm_ddc_map(bios, ctx.desc.ddc_port); - if ((ctx.outp[0] & 0x0000000f) != DCB_OUTPUT_DP) - i2cidx = (i2cidx & 0x0f) << 4; - else - i2cidx = (i2cidx & 0xf0); - - if (i2cidx != 0xf0) { - ctx.outp[0] &= ~0x000000f0; - ctx.outp[0] |= i2cidx; - } - - /* override dcb sorconf.link, based on what mxm data says */ - switch (ctx.desc.outp_type) { - case 0x00: /* Analog CRT */ - case 0x01: /* Analog TV/HDTV */ - break; - default: - link = mxm_sor_map(bios, ctx.desc.dig_conn) & 0x30; - ctx.outp[1] &= ~0x00000030; - ctx.outp[1] |= link; - break; - } - - /* we may need to fixup various other vbios tables based on what - * the descriptor says the connector type should be. - * - * in a lot of cases, the vbios tables will claim DVI-I is possible, - * and the mxm data says the connector is really HDMI. another - * common example is DP->eDP. - */ - conn = bios->data; - conn += nvbios_connEe(bios, (ctx.outp[0] & 0x0000f000) >> 12, &ver, &len); - type = conn[0]; - switch (ctx.desc.conn_type) { - case 0x01: /* LVDS */ - ctx.outp[1] |= 0x00000004; /* use_power_scripts */ - /* XXX: modify default link width in LVDS table */ - break; - case 0x02: /* HDMI */ - type = DCB_CONNECTOR_HDMI_1; - break; - case 0x03: /* DVI-D */ - type = DCB_CONNECTOR_DVI_D; - break; - case 0x0e: /* eDP, falls through to DPint */ - ctx.outp[1] |= 0x00010000; - case 0x07: /* DP internal, wtf is this?? HP8670w */ - ctx.outp[1] |= 0x00000004; /* use_power_scripts? */ - type = DCB_CONNECTOR_eDP; - break; - default: - break; - } - - if (mxms_version(mxm) >= 0x0300) - conn[0] = type; - - return 0; -} - -static bool -mxm_show_unmatched(struct nouveau_mxm *mxm, u8 *data, void *info) -{ - u64 desc = *(u64 *)data; - if ((desc & 0xf0) != 0xf0) - nv_info(mxm, "unmatched output device 0x%016llx\n", desc); - return true; -} - -static void -mxm_dcb_sanitise(struct nouveau_mxm *mxm) -{ - struct nouveau_bios *bios = nouveau_bios(mxm); - u8 ver, hdr, cnt, len; - u16 dcb = dcb_table(bios, &ver, &hdr, &cnt, &len); - if (dcb == 0x0000 || ver != 0x40) { - nv_debug(mxm, "unsupported DCB version\n"); - return; - } - - dcb_outp_foreach(bios, mxm, mxm_dcb_sanitise_entry); - mxms_foreach(mxm, 0x01, mxm_show_unmatched, NULL); -} - -static int -nv50_mxm_ctor(struct nouveau_object *parent, struct nouveau_object *engine, - struct nouveau_oclass *oclass, void *data, u32 size, - struct nouveau_object **pobject) -{ - struct nv50_mxm_priv *priv; - int ret; - - ret = nouveau_mxm_create(parent, engine, oclass, &priv); - *pobject = nv_object(priv); - if (ret) - return ret; - - if (priv->base.action & MXM_SANITISE_DCB) - mxm_dcb_sanitise(&priv->base); - return 0; -} - -struct nouveau_oclass -nv50_mxm_oclass = { - .handle = NV_SUBDEV(MXM, 0x50), - .ofuncs = &(struct nouveau_ofuncs) { - .ctor = nv50_mxm_ctor, - .dtor = _nouveau_mxm_dtor, - .init = _nouveau_mxm_init, - .fini = _nouveau_mxm_fini, - }, -}; |