diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_perf.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_perf.c | 416 |
1 files changed, 0 insertions, 416 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_perf.c b/drivers/gpu/drm/nouveau/nouveau_perf.c deleted file mode 100644 index 4fe883c54918..000000000000 --- a/drivers/gpu/drm/nouveau/nouveau_perf.c +++ /dev/null @@ -1,416 +0,0 @@ -/* - * Copyright 2010 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 <drm/drmP.h> - -#include "nouveau_drm.h" -#include "nouveau_reg.h" -#include "nouveau_pm.h" - -static u8 * -nouveau_perf_table(struct drm_device *dev, u8 *ver) -{ - struct nouveau_drm *drm = nouveau_drm(dev); - struct nvbios *bios = &drm->vbios; - struct bit_entry P; - - if (!bit_table(dev, 'P', &P) && P.version && P.version <= 2) { - u8 *perf = ROMPTR(dev, P.data[0]); - if (perf) { - *ver = perf[0]; - return perf; - } - } - - if (bios->type == NVBIOS_BMP) { - if (bios->data[bios->offset + 6] >= 0x25) { - u8 *perf = ROMPTR(dev, bios->data[bios->offset + 0x94]); - if (perf) { - *ver = perf[1]; - return perf; - } - } - } - - return NULL; -} - -static u8 * -nouveau_perf_entry(struct drm_device *dev, int idx, - u8 *ver, u8 *hdr, u8 *cnt, u8 *len) -{ - u8 *perf = nouveau_perf_table(dev, ver); - if (perf) { - if (*ver >= 0x12 && *ver < 0x20 && idx < perf[2]) { - *hdr = perf[3]; - *cnt = 0; - *len = 0; - return perf + perf[0] + idx * perf[3]; - } else - if (*ver >= 0x20 && *ver < 0x40 && idx < perf[2]) { - *hdr = perf[3]; - *cnt = perf[4]; - *len = perf[5]; - return perf + perf[1] + idx * (*hdr + (*cnt * *len)); - } else - if (*ver >= 0x40 && *ver < 0x41 && idx < perf[5]) { - *hdr = perf[2]; - *cnt = perf[4]; - *len = perf[3]; - return perf + perf[1] + idx * (*hdr + (*cnt * *len)); - } - } - return NULL; -} - -u8 * -nouveau_perf_rammap(struct drm_device *dev, u32 freq, - u8 *ver, u8 *hdr, u8 *cnt, u8 *len) -{ - struct nouveau_drm *drm = nouveau_drm(dev); - struct bit_entry P; - u8 *perf, i = 0; - - if (!bit_table(dev, 'P', &P) && P.version == 2) { - u8 *rammap = ROMPTR(dev, P.data[4]); - if (rammap) { - u8 *ramcfg = rammap + rammap[1]; - - *ver = rammap[0]; - *hdr = rammap[2]; - *cnt = rammap[4]; - *len = rammap[3]; - - freq /= 1000; - for (i = 0; i < rammap[5]; i++) { - if (freq >= ROM16(ramcfg[0]) && - freq <= ROM16(ramcfg[2])) - return ramcfg; - - ramcfg += *hdr + (*cnt * *len); - } - } - - return NULL; - } - - if (nv_device(drm->device)->chipset == 0x49 || - nv_device(drm->device)->chipset == 0x4b) - freq /= 2; - - while ((perf = nouveau_perf_entry(dev, i++, ver, hdr, cnt, len))) { - if (*ver >= 0x20 && *ver < 0x25) { - if (perf[0] != 0xff && freq <= ROM16(perf[11]) * 1000) - break; - } else - if (*ver >= 0x25 && *ver < 0x40) { - if (perf[0] != 0xff && freq <= ROM16(perf[12]) * 1000) - break; - } - } - - if (perf) { - u8 *ramcfg = perf + *hdr; - *ver = 0x00; - *hdr = 0; - return ramcfg; - } - - return NULL; -} - -u8 * -nouveau_perf_ramcfg(struct drm_device *dev, u32 freq, u8 *ver, u8 *len) -{ - struct nouveau_device *device = nouveau_dev(dev); - struct nouveau_drm *drm = nouveau_drm(dev); - struct nvbios *bios = &drm->vbios; - u8 strap, hdr, cnt; - u8 *rammap; - - strap = (nv_rd32(device, 0x101000) & 0x0000003c) >> 2; - if (bios->ram_restrict_tbl_ptr) - strap = bios->data[bios->ram_restrict_tbl_ptr + strap]; - - rammap = nouveau_perf_rammap(dev, freq, ver, &hdr, &cnt, len); - if (rammap && strap < cnt) - return rammap + hdr + (strap * *len); - - return NULL; -} - -u8 * -nouveau_perf_timing(struct drm_device *dev, u32 freq, u8 *ver, u8 *len) -{ - struct nouveau_drm *drm = nouveau_drm(dev); - struct nvbios *bios = &drm->vbios; - struct bit_entry P; - u8 *perf, *timing = NULL; - u8 i = 0, hdr, cnt; - - if (bios->type == NVBIOS_BMP) { - while ((perf = nouveau_perf_entry(dev, i++, ver, &hdr, &cnt, - len)) && *ver == 0x15) { - if (freq <= ROM32(perf[5]) * 20) { - *ver = 0x00; - *len = 14; - return perf + 41; - } - } - return NULL; - } - - if (!bit_table(dev, 'P', &P)) { - if (P.version == 1) - timing = ROMPTR(dev, P.data[4]); - else - if (P.version == 2) - timing = ROMPTR(dev, P.data[8]); - } - - if (timing && timing[0] == 0x10) { - u8 *ramcfg = nouveau_perf_ramcfg(dev, freq, ver, len); - if (ramcfg && ramcfg[1] < timing[2]) { - *ver = timing[0]; - *len = timing[3]; - return timing + timing[1] + (ramcfg[1] * timing[3]); - } - } - - return NULL; -} - -static void -legacy_perf_init(struct drm_device *dev) -{ - struct nouveau_device *device = nouveau_dev(dev); - struct nouveau_drm *drm = nouveau_drm(dev); - struct nvbios *bios = &drm->vbios; - struct nouveau_pm *pm = nouveau_pm(dev); - char *perf, *entry, *bmp = &bios->data[bios->offset]; - int headerlen, use_straps; - - if (bmp[5] < 0x5 || bmp[6] < 0x14) { - NV_DEBUG(drm, "BMP version too old for perf\n"); - return; - } - - perf = ROMPTR(dev, bmp[0x73]); - if (!perf) { - NV_DEBUG(drm, "No memclock table pointer found.\n"); - return; - } - - switch (perf[0]) { - case 0x12: - case 0x14: - case 0x18: - use_straps = 0; - headerlen = 1; - break; - case 0x01: - use_straps = perf[1] & 1; - headerlen = (use_straps ? 8 : 2); - break; - default: - NV_WARN(drm, "Unknown memclock table version %x.\n", perf[0]); - return; - } - - entry = perf + headerlen; - if (use_straps) - entry += (nv_rd32(device, NV_PEXTDEV_BOOT_0) & 0x3c) >> 1; - - sprintf(pm->perflvl[0].name, "performance_level_0"); - pm->perflvl[0].memory = ROM16(entry[0]) * 20; - pm->nr_perflvl = 1; -} - -static void -nouveau_perf_voltage(struct drm_device *dev, struct nouveau_pm_level *perflvl) -{ - struct nouveau_drm *drm = nouveau_drm(dev); - struct bit_entry P; - u8 *vmap; - int id; - - id = perflvl->volt_min; - perflvl->volt_min = 0; - - /* boards using voltage table version <0x40 store the voltage - * level directly in the perflvl entry as a multiple of 10mV - */ - if (drm->pm->voltage.version < 0x40) { - perflvl->volt_min = id * 10000; - perflvl->volt_max = perflvl->volt_min; - return; - } - - /* on newer ones, the perflvl stores an index into yet another - * vbios table containing a min/max voltage value for the perflvl - */ - if (bit_table(dev, 'P', &P) || P.version != 2 || P.length < 34) { - NV_DEBUG(drm, "where's our volt map table ptr? %d %d\n", - P.version, P.length); - return; - } - - vmap = ROMPTR(dev, P.data[32]); - if (!vmap) { - NV_DEBUG(drm, "volt map table pointer invalid\n"); - return; - } - - if (id < vmap[3]) { - vmap += vmap[1] + (vmap[2] * id); - perflvl->volt_min = ROM32(vmap[0]); - perflvl->volt_max = ROM32(vmap[4]); - } -} - -void -nouveau_perf_init(struct drm_device *dev) -{ - struct nouveau_drm *drm = nouveau_drm(dev); - struct nouveau_pm *pm = nouveau_pm(dev); - struct nvbios *bios = &drm->vbios; - u8 *perf, ver, hdr, cnt, len; - int ret, vid, i = -1; - - if (bios->type == NVBIOS_BMP && bios->data[bios->offset + 6] < 0x25) { - legacy_perf_init(dev); - return; - } - - perf = nouveau_perf_table(dev, &ver); - - while ((perf = nouveau_perf_entry(dev, ++i, &ver, &hdr, &cnt, &len))) { - struct nouveau_pm_level *perflvl = &pm->perflvl[pm->nr_perflvl]; - - if (perf[0] == 0xff) - continue; - - switch (ver) { - case 0x12: - case 0x13: - case 0x15: - perflvl->fanspeed = perf[55]; - if (hdr > 56) - perflvl->volt_min = perf[56]; - perflvl->core = ROM32(perf[1]) * 10; - perflvl->memory = ROM32(perf[5]) * 20; - break; - case 0x21: - case 0x23: - case 0x24: - perflvl->fanspeed = perf[4]; - perflvl->volt_min = perf[5]; - perflvl->shader = ROM16(perf[6]) * 1000; - perflvl->core = perflvl->shader; - perflvl->core += (signed char)perf[8] * 1000; - if (nv_device(drm->device)->chipset == 0x49 || - nv_device(drm->device)->chipset == 0x4b) - perflvl->memory = ROM16(perf[11]) * 1000; - else - perflvl->memory = ROM16(perf[11]) * 2000; - break; - case 0x25: - perflvl->fanspeed = perf[4]; - perflvl->volt_min = perf[5]; - perflvl->core = ROM16(perf[6]) * 1000; - perflvl->shader = ROM16(perf[10]) * 1000; - perflvl->memory = ROM16(perf[12]) * 1000; - break; - case 0x30: - perflvl->memscript = ROM16(perf[2]); - case 0x35: - perflvl->fanspeed = perf[6]; - perflvl->volt_min = perf[7]; - perflvl->core = ROM16(perf[8]) * 1000; - perflvl->shader = ROM16(perf[10]) * 1000; - perflvl->memory = ROM16(perf[12]) * 1000; - perflvl->vdec = ROM16(perf[16]) * 1000; - perflvl->dom6 = ROM16(perf[20]) * 1000; - break; - case 0x40: -#define subent(n) ((ROM16(perf[hdr + (n) * len]) & 0xfff) * 1000) - perflvl->fanspeed = 0; /*XXX*/ - perflvl->volt_min = perf[2]; - if (nv_device(drm->device)->card_type == NV_50) { - perflvl->core = subent(0); - perflvl->shader = subent(1); - perflvl->memory = subent(2); - perflvl->vdec = subent(3); - perflvl->unka0 = subent(4); - } else { - perflvl->hub06 = subent(0); - perflvl->hub01 = subent(1); - perflvl->copy = subent(2); - perflvl->shader = subent(3); - perflvl->rop = subent(4); - perflvl->memory = subent(5); - perflvl->vdec = subent(6); - perflvl->daemon = subent(10); - perflvl->hub07 = subent(11); - perflvl->core = perflvl->shader / 2; - } - break; - } - - /* make sure vid is valid */ - nouveau_perf_voltage(dev, perflvl); - if (pm->voltage.supported && perflvl->volt_min) { - vid = nouveau_volt_vid_lookup(dev, perflvl->volt_min); - if (vid < 0) { - NV_DEBUG(drm, "perflvl %d, bad vid\n", i); - continue; - } - } - - /* get the corresponding memory timings */ - ret = nouveau_mem_timing_calc(dev, perflvl->memory, - &perflvl->timing); - if (ret) { - NV_DEBUG(drm, "perflvl %d, bad timing: %d\n", i, ret); - continue; - } - - snprintf(perflvl->name, sizeof(perflvl->name), - "performance_level_%d", i); - perflvl->id = i; - - snprintf(perflvl->profile.name, sizeof(perflvl->profile.name), - "%d", perflvl->id); - perflvl->profile.func = &nouveau_pm_static_profile_func; - list_add_tail(&perflvl->profile.head, &pm->profiles); - - - pm->nr_perflvl++; - } -} - -void -nouveau_perf_fini(struct drm_device *dev) -{ -} |