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path: root/drivers/gpu/drm/nouveau/nouveau_perf.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_perf.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_perf.c416
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)
-{
-}
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-23 11:04:39 +0000