diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c | 1639 |
1 files changed, 1639 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c new file mode 100644 index 000000000000..1ef15c3e6a81 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c @@ -0,0 +1,1639 @@ +/* + * Copyright 2013 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 "ramfuc.h" +#include "gf100.h" + +#include <core/device.h> +#include <core/option.h> +#include <subdev/bios.h> +#include <subdev/bios/init.h> +#include <subdev/bios/M0205.h> +#include <subdev/bios/M0209.h> +#include <subdev/bios/pll.h> +#include <subdev/bios/rammap.h> +#include <subdev/bios/timing.h> +#include <subdev/clk.h> +#include <subdev/clk/pll.h> +#include <subdev/gpio.h> + +struct gk104_ramfuc { + struct ramfuc base; + + struct nvbios_pll refpll; + struct nvbios_pll mempll; + + struct ramfuc_reg r_gpioMV; + u32 r_funcMV[2]; + struct ramfuc_reg r_gpio2E; + u32 r_func2E[2]; + struct ramfuc_reg r_gpiotrig; + + struct ramfuc_reg r_0x132020; + struct ramfuc_reg r_0x132028; + struct ramfuc_reg r_0x132024; + struct ramfuc_reg r_0x132030; + struct ramfuc_reg r_0x132034; + struct ramfuc_reg r_0x132000; + struct ramfuc_reg r_0x132004; + struct ramfuc_reg r_0x132040; + + struct ramfuc_reg r_0x10f248; + struct ramfuc_reg r_0x10f290; + struct ramfuc_reg r_0x10f294; + struct ramfuc_reg r_0x10f298; + struct ramfuc_reg r_0x10f29c; + struct ramfuc_reg r_0x10f2a0; + struct ramfuc_reg r_0x10f2a4; + struct ramfuc_reg r_0x10f2a8; + struct ramfuc_reg r_0x10f2ac; + struct ramfuc_reg r_0x10f2cc; + struct ramfuc_reg r_0x10f2e8; + struct ramfuc_reg r_0x10f250; + struct ramfuc_reg r_0x10f24c; + struct ramfuc_reg r_0x10fec4; + struct ramfuc_reg r_0x10fec8; + struct ramfuc_reg r_0x10f604; + struct ramfuc_reg r_0x10f614; + struct ramfuc_reg r_0x10f610; + struct ramfuc_reg r_0x100770; + struct ramfuc_reg r_0x100778; + struct ramfuc_reg r_0x10f224; + + struct ramfuc_reg r_0x10f870; + struct ramfuc_reg r_0x10f698; + struct ramfuc_reg r_0x10f694; + struct ramfuc_reg r_0x10f6b8; + struct ramfuc_reg r_0x10f808; + struct ramfuc_reg r_0x10f670; + struct ramfuc_reg r_0x10f60c; + struct ramfuc_reg r_0x10f830; + struct ramfuc_reg r_0x1373ec; + struct ramfuc_reg r_0x10f800; + struct ramfuc_reg r_0x10f82c; + + struct ramfuc_reg r_0x10f978; + struct ramfuc_reg r_0x10f910; + struct ramfuc_reg r_0x10f914; + + struct ramfuc_reg r_mr[16]; /* MR0 - MR8, MR15 */ + + struct ramfuc_reg r_0x62c000; + + struct ramfuc_reg r_0x10f200; + + struct ramfuc_reg r_0x10f210; + struct ramfuc_reg r_0x10f310; + struct ramfuc_reg r_0x10f314; + struct ramfuc_reg r_0x10f318; + struct ramfuc_reg r_0x10f090; + struct ramfuc_reg r_0x10f69c; + struct ramfuc_reg r_0x10f824; + struct ramfuc_reg r_0x1373f0; + struct ramfuc_reg r_0x1373f4; + struct ramfuc_reg r_0x137320; + struct ramfuc_reg r_0x10f65c; + struct ramfuc_reg r_0x10f6bc; + struct ramfuc_reg r_0x100710; + struct ramfuc_reg r_0x100750; +}; + +struct gk104_ram { + struct nvkm_ram base; + struct gk104_ramfuc fuc; + + struct list_head cfg; + u32 parts; + u32 pmask; + u32 pnuts; + + struct nvbios_ramcfg diff; + int from; + int mode; + int N1, fN1, M1, P1; + int N2, M2, P2; +}; + +/******************************************************************************* + * GDDR5 + ******************************************************************************/ +static void +gk104_ram_train(struct gk104_ramfuc *fuc, u32 mask, u32 data) +{ + struct gk104_ram *ram = container_of(fuc, typeof(*ram), fuc); + u32 addr = 0x110974, i; + + ram_mask(fuc, 0x10f910, mask, data); + ram_mask(fuc, 0x10f914, mask, data); + + for (i = 0; (data & 0x80000000) && i < ram->parts; addr += 0x1000, i++) { + if (ram->pmask & (1 << i)) + continue; + ram_wait(fuc, addr, 0x0000000f, 0x00000000, 500000); + } +} + +static void +r1373f4_init(struct gk104_ramfuc *fuc) +{ + struct gk104_ram *ram = container_of(fuc, typeof(*ram), fuc); + const u32 mcoef = ((--ram->P2 << 28) | (ram->N2 << 8) | ram->M2); + const u32 rcoef = (( ram->P1 << 16) | (ram->N1 << 8) | ram->M1); + const u32 runk0 = ram->fN1 << 16; + const u32 runk1 = ram->fN1; + + if (ram->from == 2) { + ram_mask(fuc, 0x1373f4, 0x00000000, 0x00001100); + ram_mask(fuc, 0x1373f4, 0x00000000, 0x00000010); + } else { + ram_mask(fuc, 0x1373f4, 0x00000000, 0x00010010); + } + + ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000000); + ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000000); + + /* (re)program refpll, if required */ + if ((ram_rd32(fuc, 0x132024) & 0xffffffff) != rcoef || + (ram_rd32(fuc, 0x132034) & 0x0000ffff) != runk1) { + ram_mask(fuc, 0x132000, 0x00000001, 0x00000000); + ram_mask(fuc, 0x132020, 0x00000001, 0x00000000); + ram_wr32(fuc, 0x137320, 0x00000000); + ram_mask(fuc, 0x132030, 0xffff0000, runk0); + ram_mask(fuc, 0x132034, 0x0000ffff, runk1); + ram_wr32(fuc, 0x132024, rcoef); + ram_mask(fuc, 0x132028, 0x00080000, 0x00080000); + ram_mask(fuc, 0x132020, 0x00000001, 0x00000001); + ram_wait(fuc, 0x137390, 0x00020000, 0x00020000, 64000); + ram_mask(fuc, 0x132028, 0x00080000, 0x00000000); + } + + /* (re)program mempll, if required */ + if (ram->mode == 2) { + ram_mask(fuc, 0x1373f4, 0x00010000, 0x00000000); + ram_mask(fuc, 0x132000, 0x80000000, 0x80000000); + ram_mask(fuc, 0x132000, 0x00000001, 0x00000000); + ram_mask(fuc, 0x132004, 0x103fffff, mcoef); + ram_mask(fuc, 0x132000, 0x00000001, 0x00000001); + ram_wait(fuc, 0x137390, 0x00000002, 0x00000002, 64000); + ram_mask(fuc, 0x1373f4, 0x00000000, 0x00001100); + } else { + ram_mask(fuc, 0x1373f4, 0x00000000, 0x00010100); + } + + ram_mask(fuc, 0x1373f4, 0x00000000, 0x00000010); +} + +static void +r1373f4_fini(struct gk104_ramfuc *fuc) +{ + struct gk104_ram *ram = container_of(fuc, typeof(*ram), fuc); + struct nvkm_ram_data *next = ram->base.next; + u8 v0 = next->bios.ramcfg_11_03_c0; + u8 v1 = next->bios.ramcfg_11_03_30; + u32 tmp; + + tmp = ram_rd32(fuc, 0x1373ec) & ~0x00030000; + ram_wr32(fuc, 0x1373ec, tmp | (v1 << 16)); + ram_mask(fuc, 0x1373f0, (~ram->mode & 3), 0x00000000); + if (ram->mode == 2) { + ram_mask(fuc, 0x1373f4, 0x00000003, 0x000000002); + ram_mask(fuc, 0x1373f4, 0x00001100, 0x000000000); + } else { + ram_mask(fuc, 0x1373f4, 0x00000003, 0x000000001); + ram_mask(fuc, 0x1373f4, 0x00010000, 0x000000000); + } + ram_mask(fuc, 0x10f800, 0x00000030, (v0 ^ v1) << 4); +} + +static void +gk104_ram_nuts(struct gk104_ram *ram, struct ramfuc_reg *reg, + u32 _mask, u32 _data, u32 _copy) +{ + struct gk104_fb_priv *priv = (void *)nvkm_fb(ram); + struct ramfuc *fuc = &ram->fuc.base; + u32 addr = 0x110000 + (reg->addr & 0xfff); + u32 mask = _mask | _copy; + u32 data = (_data & _mask) | (reg->data & _copy); + u32 i; + + for (i = 0; i < 16; i++, addr += 0x1000) { + if (ram->pnuts & (1 << i)) { + u32 prev = nv_rd32(priv, addr); + u32 next = (prev & ~mask) | data; + nvkm_memx_wr32(fuc->memx, addr, next); + } + } +} +#define ram_nuts(s,r,m,d,c) \ + gk104_ram_nuts((s), &(s)->fuc.r_##r, (m), (d), (c)) + +static int +gk104_ram_calc_gddr5(struct nvkm_fb *pfb, u32 freq) +{ + struct gk104_ram *ram = (void *)pfb->ram; + struct gk104_ramfuc *fuc = &ram->fuc; + struct nvkm_ram_data *next = ram->base.next; + int vc = !next->bios.ramcfg_11_02_08; + int mv = !next->bios.ramcfg_11_02_04; + u32 mask, data; + + ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000); + ram_block(fuc); + ram_wr32(fuc, 0x62c000, 0x0f0f0000); + + /* MR1: turn termination on early, for some reason.. */ + if ((ram->base.mr[1] & 0x03c) != 0x030) { + ram_mask(fuc, mr[1], 0x03c, ram->base.mr[1] & 0x03c); + ram_nuts(ram, mr[1], 0x03c, ram->base.mr1_nuts & 0x03c, 0x000); + } + + if (vc == 1 && ram_have(fuc, gpio2E)) { + u32 temp = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[1]); + if (temp != ram_rd32(fuc, gpio2E)) { + ram_wr32(fuc, gpiotrig, 1); + ram_nsec(fuc, 20000); + } + } + + ram_mask(fuc, 0x10f200, 0x00000800, 0x00000000); + + gk104_ram_train(fuc, 0x01020000, 0x000c0000); + + ram_wr32(fuc, 0x10f210, 0x00000000); /* REFRESH_AUTO = 0 */ + ram_nsec(fuc, 1000); + ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */ + ram_nsec(fuc, 1000); + + ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000); + ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */ + ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000); + ram_wr32(fuc, 0x10f090, 0x00000061); + ram_wr32(fuc, 0x10f090, 0xc000007f); + ram_nsec(fuc, 1000); + + ram_wr32(fuc, 0x10f698, 0x00000000); + ram_wr32(fuc, 0x10f69c, 0x00000000); + + /*XXX: there does appear to be some kind of condition here, simply + * modifying these bits in the vbios from the default pl0 + * entries shows no change. however, the data does appear to + * be correct and may be required for the transition back + */ + mask = 0x800f07e0; + data = 0x00030000; + if (ram_rd32(fuc, 0x10f978) & 0x00800000) + data |= 0x00040000; + + if (1) { + data |= 0x800807e0; + switch (next->bios.ramcfg_11_03_c0) { + case 3: data &= ~0x00000040; break; + case 2: data &= ~0x00000100; break; + case 1: data &= ~0x80000000; break; + case 0: data &= ~0x00000400; break; + } + + switch (next->bios.ramcfg_11_03_30) { + case 3: data &= ~0x00000020; break; + case 2: data &= ~0x00000080; break; + case 1: data &= ~0x00080000; break; + case 0: data &= ~0x00000200; break; + } + } + + if (next->bios.ramcfg_11_02_80) + mask |= 0x03000000; + if (next->bios.ramcfg_11_02_40) + mask |= 0x00002000; + if (next->bios.ramcfg_11_07_10) + mask |= 0x00004000; + if (next->bios.ramcfg_11_07_08) + mask |= 0x00000003; + else { + mask |= 0x34000000; + if (ram_rd32(fuc, 0x10f978) & 0x00800000) + mask |= 0x40000000; + } + ram_mask(fuc, 0x10f824, mask, data); + + ram_mask(fuc, 0x132040, 0x00010000, 0x00000000); + + if (ram->from == 2 && ram->mode != 2) { + ram_mask(fuc, 0x10f808, 0x00080000, 0x00000000); + ram_mask(fuc, 0x10f200, 0x18008000, 0x00008000); + ram_mask(fuc, 0x10f800, 0x00000000, 0x00000004); + ram_mask(fuc, 0x10f830, 0x00008000, 0x01040010); + ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000); + r1373f4_init(fuc); + ram_mask(fuc, 0x1373f0, 0x00000002, 0x00000001); + r1373f4_fini(fuc); + ram_mask(fuc, 0x10f830, 0x00c00000, 0x00240001); + } else + if (ram->from != 2 && ram->mode != 2) { + r1373f4_init(fuc); + r1373f4_fini(fuc); + } + + if (ram_have(fuc, gpioMV)) { + u32 temp = ram_mask(fuc, gpioMV, 0x3000, fuc->r_funcMV[mv]); + if (temp != ram_rd32(fuc, gpioMV)) { + ram_wr32(fuc, gpiotrig, 1); + ram_nsec(fuc, 64000); + } + } + + if (next->bios.ramcfg_11_02_40 || + next->bios.ramcfg_11_07_10) { + ram_mask(fuc, 0x132040, 0x00010000, 0x00010000); + ram_nsec(fuc, 20000); + } + + if (ram->from != 2 && ram->mode == 2) { + if (0 /*XXX: Titan */) + ram_mask(fuc, 0x10f200, 0x18000000, 0x18000000); + ram_mask(fuc, 0x10f800, 0x00000004, 0x00000000); + ram_mask(fuc, 0x1373f0, 0x00000000, 0x00000002); + ram_mask(fuc, 0x10f830, 0x00800001, 0x00408010); + r1373f4_init(fuc); + r1373f4_fini(fuc); + ram_mask(fuc, 0x10f808, 0x00000000, 0x00080000); + ram_mask(fuc, 0x10f200, 0x00808000, 0x00800000); + } else + if (ram->from == 2 && ram->mode == 2) { + ram_mask(fuc, 0x10f800, 0x00000004, 0x00000000); + r1373f4_init(fuc); + r1373f4_fini(fuc); + } + + if (ram->mode != 2) /*XXX*/ { + if (next->bios.ramcfg_11_07_40) + ram_mask(fuc, 0x10f670, 0x80000000, 0x80000000); + } + + ram_wr32(fuc, 0x10f65c, 0x00000011 * next->bios.rammap_11_11_0c); + ram_wr32(fuc, 0x10f6b8, 0x01010101 * next->bios.ramcfg_11_09); + ram_wr32(fuc, 0x10f6bc, 0x01010101 * next->bios.ramcfg_11_09); + + if (!next->bios.ramcfg_11_07_08 && !next->bios.ramcfg_11_07_04) { + ram_wr32(fuc, 0x10f698, 0x01010101 * next->bios.ramcfg_11_04); + ram_wr32(fuc, 0x10f69c, 0x01010101 * next->bios.ramcfg_11_04); + } else + if (!next->bios.ramcfg_11_07_08) { + ram_wr32(fuc, 0x10f698, 0x00000000); + ram_wr32(fuc, 0x10f69c, 0x00000000); + } + + if (ram->mode != 2) { + u32 data = 0x01000100 * next->bios.ramcfg_11_04; + ram_nuke(fuc, 0x10f694); + ram_mask(fuc, 0x10f694, 0xff00ff00, data); + } + + if (ram->mode == 2 && next->bios.ramcfg_11_08_10) + data = 0x00000080; + else + data = 0x00000000; + ram_mask(fuc, 0x10f60c, 0x00000080, data); + + mask = 0x00070000; + data = 0x00000000; + if (!next->bios.ramcfg_11_02_80) + data |= 0x03000000; + if (!next->bios.ramcfg_11_02_40) + data |= 0x00002000; + if (!next->bios.ramcfg_11_07_10) + data |= 0x00004000; + if (!next->bios.ramcfg_11_07_08) + data |= 0x00000003; + else + data |= 0x74000000; + ram_mask(fuc, 0x10f824, mask, data); + + if (next->bios.ramcfg_11_01_08) + data = 0x00000000; + else + data = 0x00001000; + ram_mask(fuc, 0x10f200, 0x00001000, data); + + if (ram_rd32(fuc, 0x10f670) & 0x80000000) { + ram_nsec(fuc, 10000); + ram_mask(fuc, 0x10f670, 0x80000000, 0x00000000); + } + + if (next->bios.ramcfg_11_08_01) + data = 0x00100000; + else + data = 0x00000000; + ram_mask(fuc, 0x10f82c, 0x00100000, data); + + data = 0x00000000; + if (next->bios.ramcfg_11_08_08) + data |= 0x00002000; + if (next->bios.ramcfg_11_08_04) + data |= 0x00001000; + if (next->bios.ramcfg_11_08_02) + data |= 0x00004000; + ram_mask(fuc, 0x10f830, 0x00007000, data); + + /* PFB timing */ + ram_mask(fuc, 0x10f248, 0xffffffff, next->bios.timing[10]); + ram_mask(fuc, 0x10f290, 0xffffffff, next->bios.timing[0]); + ram_mask(fuc, 0x10f294, 0xffffffff, next->bios.timing[1]); + ram_mask(fuc, 0x10f298, 0xffffffff, next->bios.timing[2]); + ram_mask(fuc, 0x10f29c, 0xffffffff, next->bios.timing[3]); + ram_mask(fuc, 0x10f2a0, 0xffffffff, next->bios.timing[4]); + ram_mask(fuc, 0x10f2a4, 0xffffffff, next->bios.timing[5]); + ram_mask(fuc, 0x10f2a8, 0xffffffff, next->bios.timing[6]); + ram_mask(fuc, 0x10f2ac, 0xffffffff, next->bios.timing[7]); + ram_mask(fuc, 0x10f2cc, 0xffffffff, next->bios.timing[8]); + ram_mask(fuc, 0x10f2e8, 0xffffffff, next->bios.timing[9]); + + data = mask = 0x00000000; + if (ram->diff.ramcfg_11_08_20) { + if (next->bios.ramcfg_11_08_20) + data |= 0x01000000; + mask |= 0x01000000; + } + ram_mask(fuc, 0x10f200, mask, data); + + data = mask = 0x00000000; + if (ram->diff.ramcfg_11_02_03) { + data |= next->bios.ramcfg_11_02_03 << 8; + mask |= 0x00000300; + } + if (ram->diff.ramcfg_11_01_10) { + if (next->bios.ramcfg_11_01_10) + data |= 0x70000000; + mask |= 0x70000000; + } + ram_mask(fuc, 0x10f604, mask, data); + + data = mask = 0x00000000; + if (ram->diff.timing_20_30_07) { + data |= next->bios.timing_20_30_07 << 28; + mask |= 0x70000000; + } + if (ram->diff.ramcfg_11_01_01) { + if (next->bios.ramcfg_11_01_01) + data |= 0x00000100; + mask |= 0x00000100; + } + ram_mask(fuc, 0x10f614, mask, data); + + data = mask = 0x00000000; + if (ram->diff.timing_20_30_07) { + data |= next->bios.timing_20_30_07 << 28; + mask |= 0x70000000; + } + if (ram->diff.ramcfg_11_01_02) { + if (next->bios.ramcfg_11_01_02) + data |= 0x00000100; + mask |= 0x00000100; + } + ram_mask(fuc, 0x10f610, mask, data); + + mask = 0x33f00000; + data = 0x00000000; + if (!next->bios.ramcfg_11_01_04) + data |= 0x20200000; + if (!next->bios.ramcfg_11_07_80) + data |= 0x12800000; + /*XXX: see note above about there probably being some condition + * for the 10f824 stuff that uses ramcfg 3... + */ + if (next->bios.ramcfg_11_03_f0) { + if (next->bios.rammap_11_08_0c) { + if (!next->bios.ramcfg_11_07_80) + mask |= 0x00000020; + else + data |= 0x00000020; + mask |= 0x00000004; + } + } else { + mask |= 0x40000020; + data |= 0x00000004; + } + + ram_mask(fuc, 0x10f808, mask, data); + + ram_wr32(fuc, 0x10f870, 0x11111111 * next->bios.ramcfg_11_03_0f); + + data = mask = 0x00000000; + if (ram->diff.ramcfg_11_02_03) { + data |= next->bios.ramcfg_11_02_03; + mask |= 0x00000003; + } + if (ram->diff.ramcfg_11_01_10) { + if (next->bios.ramcfg_11_01_10) + data |= 0x00000004; + mask |= 0x00000004; + } + + if ((ram_mask(fuc, 0x100770, mask, data) & mask & 4) != (data & 4)) { + ram_mask(fuc, 0x100750, 0x00000008, 0x00000008); + ram_wr32(fuc, 0x100710, 0x00000000); + ram_wait(fuc, 0x100710, 0x80000000, 0x80000000, 200000); + } + + data = next->bios.timing_20_30_07 << 8; + if (next->bios.ramcfg_11_01_01) + data |= 0x80000000; + ram_mask(fuc, 0x100778, 0x00000700, data); + + ram_mask(fuc, 0x10f250, 0x000003f0, next->bios.timing_20_2c_003f << 4); + data = (next->bios.timing[10] & 0x7f000000) >> 24; + if (data < next->bios.timing_20_2c_1fc0) + data = next->bios.timing_20_2c_1fc0; + ram_mask(fuc, 0x10f24c, 0x7f000000, data << 24); + ram_mask(fuc, 0x10f224, 0x001f0000, next->bios.timing_20_30_f8 << 16); + + ram_mask(fuc, 0x10fec4, 0x041e0f07, next->bios.timing_20_31_0800 << 26 | + next->bios.timing_20_31_0780 << 17 | + next->bios.timing_20_31_0078 << 8 | + next->bios.timing_20_31_0007); + ram_mask(fuc, 0x10fec8, 0x00000027, next->bios.timing_20_31_8000 << 5 | + next->bios.timing_20_31_7000); + + ram_wr32(fuc, 0x10f090, 0x4000007e); + ram_nsec(fuc, 2000); + ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */ + ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */ + ram_wr32(fuc, 0x10f210, 0x80000000); /* REFRESH_AUTO = 1 */ + + if (next->bios.ramcfg_11_08_10 && (ram->mode == 2) /*XXX*/) { + u32 temp = ram_mask(fuc, 0x10f294, 0xff000000, 0x24000000); + gk104_ram_train(fuc, 0xbc0e0000, 0xa4010000); /*XXX*/ + ram_nsec(fuc, 1000); + ram_wr32(fuc, 0x10f294, temp); + } + + ram_mask(fuc, mr[3], 0xfff, ram->base.mr[3]); + ram_wr32(fuc, mr[0], ram->base.mr[0]); + ram_mask(fuc, mr[8], 0xfff, ram->base.mr[8]); + ram_nsec(fuc, 1000); + ram_mask(fuc, mr[1], 0xfff, ram->base.mr[1]); + ram_mask(fuc, mr[5], 0xfff, ram->base.mr[5] & ~0x004); /* LP3 later */ + ram_mask(fuc, mr[6], 0xfff, ram->base.mr[6]); + ram_mask(fuc, mr[7], 0xfff, ram->base.mr[7]); + + if (vc == 0 && ram_have(fuc, gpio2E)) { + u32 temp = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[0]); + if (temp != ram_rd32(fuc, gpio2E)) { + ram_wr32(fuc, gpiotrig, 1); + ram_nsec(fuc, 20000); + } + } + + ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000); + ram_wr32(fuc, 0x10f318, 0x00000001); /* NOP? */ + ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000); + ram_nsec(fuc, 1000); + ram_nuts(ram, 0x10f200, 0x18808800, 0x00000000, 0x18808800); + + data = ram_rd32(fuc, 0x10f978); + data &= ~0x00046144; + data |= 0x0000000b; + if (!next->bios.ramcfg_11_07_08) { + if (!next->bios.ramcfg_11_07_04) + data |= 0x0000200c; + else + data |= 0x00000000; + } else { + data |= 0x00040044; + } + ram_wr32(fuc, 0x10f978, data); + + if (ram->mode == 1) { + data = ram_rd32(fuc, 0x10f830) | 0x00000001; + ram_wr32(fuc, 0x10f830, data); + } + + if (!next->bios.ramcfg_11_07_08) { + data = 0x88020000; + if ( next->bios.ramcfg_11_07_04) + data |= 0x10000000; + if (!next->bios.rammap_11_08_10) + data |= 0x00080000; + } else { + data = 0xa40e0000; + } + gk104_ram_train(fuc, 0xbc0f0000, data); + if (1) /* XXX: not always? */ + ram_nsec(fuc, 1000); + + if (ram->mode == 2) { /*XXX*/ + ram_mask(fuc, 0x10f800, 0x00000004, 0x00000004); + } + + /* LP3 */ + if (ram_mask(fuc, mr[5], 0x004, ram->base.mr[5]) != ram->base.mr[5]) + ram_nsec(fuc, 1000); + + if (ram->mode != 2) { + ram_mask(fuc, 0x10f830, 0x01000000, 0x01000000); + ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000); + } + + if (next->bios.ramcfg_11_07_02) + gk104_ram_train(fuc, 0x80020000, 0x01000000); + + ram_unblock(fuc); + ram_wr32(fuc, 0x62c000, 0x0f0f0f00); + + if (next->bios.rammap_11_08_01) + data = 0x00000800; + else + data = 0x00000000; + ram_mask(fuc, 0x10f200, 0x00000800, data); + ram_nuts(ram, 0x10f200, 0x18808800, data, 0x18808800); + return 0; +} + +/******************************************************************************* + * DDR3 + ******************************************************************************/ + +static int +gk104_ram_calc_sddr3(struct nvkm_fb *pfb, u32 freq) +{ + struct gk104_ram *ram = (void *)pfb->ram; + struct gk104_ramfuc *fuc = &ram->fuc; + const u32 rcoef = (( ram->P1 << 16) | (ram->N1 << 8) | ram->M1); + const u32 runk0 = ram->fN1 << 16; + const u32 runk1 = ram->fN1; + struct nvkm_ram_data *next = ram->base.next; + int vc = !next->bios.ramcfg_11_02_08; + int mv = !next->bios.ramcfg_11_02_04; + u32 mask, data; + + ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000); + ram_block(fuc); + ram_wr32(fuc, 0x62c000, 0x0f0f0000); + + if (vc == 1 && ram_have(fuc, gpio2E)) { + u32 temp = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[1]); + if (temp != ram_rd32(fuc, gpio2E)) { + ram_wr32(fuc, gpiotrig, 1); + ram_nsec(fuc, 20000); + } + } + + ram_mask(fuc, 0x10f200, 0x00000800, 0x00000000); + if (next->bios.ramcfg_11_03_f0) + ram_mask(fuc, 0x10f808, 0x04000000, 0x04000000); + + ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */ + ram_wr32(fuc, 0x10f210, 0x00000000); /* REFRESH_AUTO = 0 */ + ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */ + ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000); + ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */ + ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000); + ram_nsec(fuc, 1000); + + ram_wr32(fuc, 0x10f090, 0x00000060); + ram_wr32(fuc, 0x10f090, 0xc000007e); + + /*XXX: there does appear to be some kind of condition here, simply + * modifying these bits in the vbios from the default pl0 + * entries shows no change. however, the data does appear to + * be correct and may be required for the transition back + */ + mask = 0x00010000; + data = 0x00010000; + + if (1) { + mask |= 0x800807e0; + data |= 0x800807e0; + switch (next->bios.ramcfg_11_03_c0) { + case 3: data &= ~0x00000040; break; + case 2: data &= ~0x00000100; break; + case 1: data &= ~0x80000000; break; + case 0: data &= ~0x00000400; break; + } + + switch (next->bios.ramcfg_11_03_30) { + case 3: data &= ~0x00000020; break; + case 2: data &= ~0x00000080; break; + case 1: data &= ~0x00080000; break; + case 0: data &= ~0x00000200; break; + } + } + + if (next->bios.ramcfg_11_02_80) + mask |= 0x03000000; + if (next->bios.ramcfg_11_02_40) + mask |= 0x00002000; + if (next->bios.ramcfg_11_07_10) + mask |= 0x00004000; + if (next->bios.ramcfg_11_07_08) + mask |= 0x00000003; + else + mask |= 0x14000000; + ram_mask(fuc, 0x10f824, mask, data); + + ram_mask(fuc, 0x132040, 0x00010000, 0x00000000); + + ram_mask(fuc, 0x1373f4, 0x00000000, 0x00010010); + data = ram_rd32(fuc, 0x1373ec) & ~0x00030000; + data |= next->bios.ramcfg_11_03_30 << 16; + ram_wr32(fuc, 0x1373ec, data); + ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000000); + ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000000); + + /* (re)program refpll, if required */ + if ((ram_rd32(fuc, 0x132024) & 0xffffffff) != rcoef || + (ram_rd32(fuc, 0x132034) & 0x0000ffff) != runk1) { + ram_mask(fuc, 0x132000, 0x00000001, 0x00000000); + ram_mask(fuc, 0x132020, 0x00000001, 0x00000000); + ram_wr32(fuc, 0x137320, 0x00000000); + ram_mask(fuc, 0x132030, 0xffff0000, runk0); + ram_mask(fuc, 0x132034, 0x0000ffff, runk1); + ram_wr32(fuc, 0x132024, rcoef); + ram_mask(fuc, 0x132028, 0x00080000, 0x00080000); + ram_mask(fuc, 0x132020, 0x00000001, 0x00000001); + ram_wait(fuc, 0x137390, 0x00020000, 0x00020000, 64000); + ram_mask(fuc, 0x132028, 0x00080000, 0x00000000); + } + + ram_mask(fuc, 0x1373f4, 0x00000010, 0x00000010); + ram_mask(fuc, 0x1373f4, 0x00000003, 0x00000001); + ram_mask(fuc, 0x1373f4, 0x00010000, 0x00000000); + + if (ram_have(fuc, gpioMV)) { + u32 temp = ram_mask(fuc, gpioMV, 0x3000, fuc->r_funcMV[mv]); + if (temp != ram_rd32(fuc, gpioMV)) { + ram_wr32(fuc, gpiotrig, 1); + ram_nsec(fuc, 64000); + } + } + + if (next->bios.ramcfg_11_02_40 || + next->bios.ramcfg_11_07_10) { + ram_mask(fuc, 0x132040, 0x00010000, 0x00010000); + ram_nsec(fuc, 20000); + } + + if (ram->mode != 2) /*XXX*/ { + if (next->bios.ramcfg_11_07_40) + ram_mask(fuc, 0x10f670, 0x80000000, 0x80000000); + } + + ram_wr32(fuc, 0x10f65c, 0x00000011 * next->bios.rammap_11_11_0c); + ram_wr32(fuc, 0x10f6b8, 0x01010101 * next->bios.ramcfg_11_09); + ram_wr32(fuc, 0x10f6bc, 0x01010101 * next->bios.ramcfg_11_09); + + mask = 0x00010000; + data = 0x00000000; + if (!next->bios.ramcfg_11_02_80) + data |= 0x03000000; + if (!next->bios.ramcfg_11_02_40) + data |= 0x00002000; + if (!next->bios.ramcfg_11_07_10) + data |= 0x00004000; + if (!next->bios.ramcfg_11_07_08) + data |= 0x00000003; + else + data |= 0x14000000; + ram_mask(fuc, 0x10f824, mask, data); + ram_nsec(fuc, 1000); + + if (next->bios.ramcfg_11_08_01) + data = 0x00100000; + else + data = 0x00000000; + ram_mask(fuc, 0x10f82c, 0x00100000, data); + + /* PFB timing */ + ram_mask(fuc, 0x10f248, 0xffffffff, next->bios.timing[10]); + ram_mask(fuc, 0x10f290, 0xffffffff, next->bios.timing[0]); + ram_mask(fuc, 0x10f294, 0xffffffff, next->bios.timing[1]); + ram_mask(fuc, 0x10f298, 0xffffffff, next->bios.timing[2]); + ram_mask(fuc, 0x10f29c, 0xffffffff, next->bios.timing[3]); + ram_mask(fuc, 0x10f2a0, 0xffffffff, next->bios.timing[4]); + ram_mask(fuc, 0x10f2a4, 0xffffffff, next->bios.timing[5]); + ram_mask(fuc, 0x10f2a8, 0xffffffff, next->bios.timing[6]); + ram_mask(fuc, 0x10f2ac, 0xffffffff, next->bios.timing[7]); + ram_mask(fuc, 0x10f2cc, 0xffffffff, next->bios.timing[8]); + ram_mask(fuc, 0x10f2e8, 0xffffffff, next->bios.timing[9]); + + mask = 0x33f00000; + data = 0x00000000; + if (!next->bios.ramcfg_11_01_04) + data |= 0x20200000; + if (!next->bios.ramcfg_11_07_80) + data |= 0x12800000; + /*XXX: see note above about there probably being some condition + * for the 10f824 stuff that uses ramcfg 3... + */ + if (next->bios.ramcfg_11_03_f0) { + if (next->bios.rammap_11_08_0c) { + if (!next->bios.ramcfg_11_07_80) + mask |= 0x00000020; + else + data |= 0x00000020; + mask |= 0x08000004; + } + data |= 0x04000000; + } else { + mask |= 0x44000020; + data |= 0x08000004; + } + + ram_mask(fuc, 0x10f808, mask, data); + + ram_wr32(fuc, 0x10f870, 0x11111111 * next->bios.ramcfg_11_03_0f); + + ram_mask(fuc, 0x10f250, 0x000003f0, next->bios.timing_20_2c_003f << 4); + + data = (next->bios.timing[10] & 0x7f000000) >> 24; + if (data < next->bios.timing_20_2c_1fc0) + data = next->bios.timing_20_2c_1fc0; + ram_mask(fuc, 0x10f24c, 0x7f000000, data << 24); + + ram_mask(fuc, 0x10f224, 0x001f0000, next->bios.timing_20_30_f8 << 16); + + ram_wr32(fuc, 0x10f090, 0x4000007f); + ram_nsec(fuc, 1000); + + ram_wr32(fuc, 0x10f314, 0x00000001); /* PRECHARGE */ + ram_wr32(fuc, 0x10f310, 0x00000001); /* REFRESH */ + ram_wr32(fuc, 0x10f210, 0x80000000); /* REFRESH_AUTO = 1 */ + ram_nsec(fuc, 1000); + + ram_nuke(fuc, mr[0]); + ram_mask(fuc, mr[0], 0x100, 0x100); + ram_mask(fuc, mr[0], 0x100, 0x000); + + ram_mask(fuc, mr[2], 0xfff, ram->base.mr[2]); + ram_wr32(fuc, mr[0], ram->base.mr[0]); + ram_nsec(fuc, 1000); + + ram_nuke(fuc, mr[0]); + ram_mask(fuc, mr[0], 0x100, 0x100); + ram_mask(fuc, mr[0], 0x100, 0x000); + + if (vc == 0 && ram_have(fuc, gpio2E)) { + u32 temp = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[0]); + if (temp != ram_rd32(fuc, gpio2E)) { + ram_wr32(fuc, gpiotrig, 1); + ram_nsec(fuc, 20000); + } + } + + if (ram->mode != 2) { + ram_mask(fuc, 0x10f830, 0x01000000, 0x01000000); + ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000); + } + + ram_mask(fuc, 0x10f200, 0x80000000, 0x80000000); + ram_wr32(fuc, 0x10f318, 0x00000001); /* NOP? */ + ram_mask(fuc, 0x10f200, 0x80000000, 0x00000000); + ram_nsec(fuc, 1000); + + ram_unblock(fuc); + ram_wr32(fuc, 0x62c000, 0x0f0f0f00); + + if (next->bios.rammap_11_08_01) + data = 0x00000800; + else + data = 0x00000000; + ram_mask(fuc, 0x10f200, 0x00000800, data); + return 0; +} + +/******************************************************************************* + * main hooks + ******************************************************************************/ + +static int +gk104_ram_calc_data(struct nvkm_fb *pfb, u32 khz, struct nvkm_ram_data *data) +{ + struct gk104_ram *ram = (void *)pfb->ram; + struct nvkm_ram_data *cfg; + u32 mhz = khz / 1000; + + list_for_each_entry(cfg, &ram->cfg, head) { + if (mhz >= cfg->bios.rammap_min && + mhz <= cfg->bios.rammap_max) { + *data = *cfg; + data->freq = khz; + return 0; + } + } + + nv_error(ram, "ramcfg data for %dMHz not found\n", mhz); + return -EINVAL; +} + +static int +gk104_ram_calc_xits(struct nvkm_fb *pfb, struct nvkm_ram_data *next) +{ + struct gk104_ram *ram = (void *)pfb->ram; + struct gk104_ramfuc *fuc = &ram->fuc; + int refclk, i; + int ret; + + ret = ram_init(fuc, pfb); + if (ret) + return ret; + + ram->mode = (next->freq > fuc->refpll.vco1.max_freq) ? 2 : 1; + ram->from = ram_rd32(fuc, 0x1373f4) & 0x0000000f; + + /* XXX: this is *not* what nvidia do. on fermi nvidia generally + * select, based on some unknown condition, one of the two possible + * reference frequencies listed in the vbios table for mempll and + * program refpll to that frequency. + * + * so far, i've seen very weird values being chosen by nvidia on + * kepler boards, no idea how/why they're chosen. + */ + refclk = next->freq; + if (ram->mode == 2) + refclk = fuc->mempll.refclk; + + /* calculate refpll coefficients */ + ret = gt215_pll_calc(nv_subdev(pfb), &fuc->refpll, refclk, &ram->N1, + &ram->fN1, &ram->M1, &ram->P1); + fuc->mempll.refclk = ret; + if (ret <= 0) { + nv_error(pfb, "unable to calc refpll\n"); + return -EINVAL; + } + + /* calculate mempll coefficients, if we're using it */ + if (ram->mode == 2) { + /* post-divider doesn't work... the reg takes the values but + * appears to completely ignore it. there *is* a bit at + * bit 28 that appears to divide the clock by 2 if set. + */ + fuc->mempll.min_p = 1; + fuc->mempll.max_p = 2; + + ret = gt215_pll_calc(nv_subdev(pfb), &fuc->mempll, next->freq, + &ram->N2, NULL, &ram->M2, &ram->P2); + if (ret <= 0) { + nv_error(pfb, "unable to calc mempll\n"); + return -EINVAL; + } + } + + for (i = 0; i < ARRAY_SIZE(fuc->r_mr); i++) { + if (ram_have(fuc, mr[i])) + ram->base.mr[i] = ram_rd32(fuc, mr[i]); + } + ram->base.freq = next->freq; + + switch (ram->base.type) { + case NV_MEM_TYPE_DDR3: + ret = nvkm_sddr3_calc(&ram->base); + if (ret == 0) + ret = gk104_ram_calc_sddr3(pfb, next->freq); + break; + case NV_MEM_TYPE_GDDR5: + ret = nvkm_gddr5_calc(&ram->base, ram->pnuts != 0); + if (ret == 0) + ret = gk104_ram_calc_gddr5(pfb, next->freq); + break; + default: + ret = -ENOSYS; + break; + } + + return ret; +} + +static int +gk104_ram_calc(struct nvkm_fb *pfb, u32 freq) +{ + struct nvkm_clk *clk = nvkm_clk(pfb); + struct gk104_ram *ram = (void *)pfb->ram; + struct nvkm_ram_data *xits = &ram->base.xition; + struct nvkm_ram_data *copy; + int ret; + + if (ram->base.next == NULL) { + ret = gk104_ram_calc_data(pfb, clk->read(clk, nv_clk_src_mem), + &ram->base.former); + if (ret) + return ret; + + ret = gk104_ram_calc_data(pfb, freq, &ram->base.target); + if (ret) + return ret; + + if (ram->base.target.freq < ram->base.former.freq) { + *xits = ram->base.target; + copy = &ram->base.former; + } else { + *xits = ram->base.former; + copy = &ram->base.target; + } + + xits->bios.ramcfg_11_02_04 = copy->bios.ramcfg_11_02_04; + xits->bios.ramcfg_11_02_03 = copy->bios.ramcfg_11_02_03; + xits->bios.timing_20_30_07 = copy->bios.timing_20_30_07; + + ram->base.next = &ram->base.target; + if (memcmp(xits, &ram->base.former, sizeof(xits->bios))) + ram->base.next = &ram->base.xition; + } else { + BUG_ON(ram->base.next != &ram->base.xition); + ram->base.next = &ram->base.target; + } + + return gk104_ram_calc_xits(pfb, ram->base.next); +} + +static void +gk104_ram_prog_0(struct nvkm_fb *pfb, u32 freq) +{ + struct gk104_ram *ram = (void *)pfb->ram; + struct nvkm_ram_data *cfg; + u32 mhz = freq / 1000; + u32 mask, data; + + list_for_each_entry(cfg, &ram->cfg, head) { + if (mhz >= cfg->bios.rammap_min && + mhz <= cfg->bios.rammap_max) + break; + } + + if (&cfg->head == &ram->cfg) + return; + + if (mask = 0, data = 0, ram->diff.rammap_11_0a_03fe) { + data |= cfg->bios.rammap_11_0a_03fe << 12; + mask |= 0x001ff000; + } + if (ram->diff.rammap_11_09_01ff) { + data |= cfg->bios.rammap_11_09_01ff; + mask |= 0x000001ff; + } + nv_mask(pfb, 0x10f468, mask, data); + + if (mask = 0, data = 0, ram->diff.rammap_11_0a_0400) { + data |= cfg->bios.rammap_11_0a_0400; + mask |= 0x00000001; + } + nv_mask(pfb, 0x10f420, mask, data); + + if (mask = 0, data = 0, ram->diff.rammap_11_0a_0800) { + data |= cfg->bios.rammap_11_0a_0800; + mask |= 0x00000001; + } + nv_mask(pfb, 0x10f430, mask, data); + + if (mask = 0, data = 0, ram->diff.rammap_11_0b_01f0) { + data |= cfg->bios.rammap_11_0b_01f0; + mask |= 0x0000001f; + } + nv_mask(pfb, 0x10f400, mask, data); + + if (mask = 0, data = 0, ram->diff.rammap_11_0b_0200) { + data |= cfg->bios.rammap_11_0b_0200 << 9; + mask |= 0x00000200; + } + nv_mask(pfb, 0x10f410, mask, data); + + if (mask = 0, data = 0, ram->diff.rammap_11_0d) { + data |= cfg->bios.rammap_11_0d << 16; + mask |= 0x00ff0000; + } + if (ram->diff.rammap_11_0f) { + data |= cfg->bios.rammap_11_0f << 8; + mask |= 0x0000ff00; + } + nv_mask(pfb, 0x10f440, mask, data); + + if (mask = 0, data = 0, ram->diff.rammap_11_0e) { + data |= cfg->bios.rammap_11_0e << 8; + mask |= 0x0000ff00; + } + if (ram->diff.rammap_11_0b_0800) { + data |= cfg->bios.rammap_11_0b_0800 << 7; + mask |= 0x00000080; + } + if (ram->diff.rammap_11_0b_0400) { + data |= cfg->bios.rammap_11_0b_0400 << 5; + mask |= 0x00000020; + } + nv_mask(pfb, 0x10f444, mask, data); +} + +static int +gk104_ram_prog(struct nvkm_fb *pfb) +{ + struct nvkm_device *device = nv_device(pfb); + struct gk104_ram *ram = (void *)pfb->ram; + struct gk104_ramfuc *fuc = &ram->fuc; + struct nvkm_ram_data *next = ram->base.next; + + if (!nvkm_boolopt(device->cfgopt, "NvMemExec", true)) { + ram_exec(fuc, false); + return (ram->base.next == &ram->base.xition); + } + + gk104_ram_prog_0(pfb, 1000); + ram_exec(fuc, true); + gk104_ram_prog_0(pfb, next->freq); + + return (ram->base.next == &ram->base.xition); +} + +static void +gk104_ram_tidy(struct nvkm_fb *pfb) +{ + struct gk104_ram *ram = (void *)pfb->ram; + struct gk104_ramfuc *fuc = &ram->fuc; + ram->base.next = NULL; + ram_exec(fuc, false); +} + +struct gk104_ram_train { + u16 mask; + struct nvbios_M0209S remap; + struct nvbios_M0209S type00; + struct nvbios_M0209S type01; + struct nvbios_M0209S type04; + struct nvbios_M0209S type06; + struct nvbios_M0209S type07; + struct nvbios_M0209S type08; + struct nvbios_M0209S type09; +}; + +static int +gk104_ram_train_type(struct nvkm_fb *pfb, int i, u8 ramcfg, + struct gk104_ram_train *train) +{ + struct nvkm_bios *bios = nvkm_bios(pfb); + struct nvbios_M0205E M0205E; + struct nvbios_M0205S M0205S; + struct nvbios_M0209E M0209E; + struct nvbios_M0209S *remap = &train->remap; + struct nvbios_M0209S *value; + u8 ver, hdr, cnt, len; + u32 data; + + /* determine type of data for this index */ + if (!(data = nvbios_M0205Ep(bios, i, &ver, &hdr, &cnt, &len, &M0205E))) + return -ENOENT; + + switch (M0205E.type) { + case 0x00: value = &train->type00; break; + case 0x01: value = &train->type01; break; + case 0x04: value = &train->type04; break; + case 0x06: value = &train->type06; break; + case 0x07: value = &train->type07; break; + case 0x08: value = &train->type08; break; + case 0x09: value = &train->type09; break; + default: + return 0; + } + + /* training data index determined by ramcfg strap */ + if (!(data = nvbios_M0205Sp(bios, i, ramcfg, &ver, &hdr, &M0205S))) + return -EINVAL; + i = M0205S.data; + + /* training data format information */ + if (!(data = nvbios_M0209Ep(bios, i, &ver, &hdr, &cnt, &len, &M0209E))) + return -EINVAL; + + /* ... and the raw data */ + if (!(data = nvbios_M0209Sp(bios, i, 0, &ver, &hdr, value))) + return -EINVAL; + + if (M0209E.v02_07 == 2) { + /* of course! why wouldn't we have a pointer to another entry + * in the same table, and use the first one as an array of + * remap indices... + */ + if (!(data = nvbios_M0209Sp(bios, M0209E.v03, 0, &ver, &hdr, + remap))) + return -EINVAL; + + for (i = 0; i < ARRAY_SIZE(value->data); i++) + value->data[i] = remap->data[value->data[i]]; + } else + if (M0209E.v02_07 != 1) + return -EINVAL; + + train->mask |= 1 << M0205E.type; + return 0; +} + +static int +gk104_ram_train_init_0(struct nvkm_fb *pfb, struct gk104_ram_train *train) +{ + int i, j; + + if ((train->mask & 0x03d3) != 0x03d3) { + nv_warn(pfb, "missing link training data\n"); + return -EINVAL; + } + + for (i = 0; i < 0x30; i++) { + for (j = 0; j < 8; j += 4) { + nv_wr32(pfb, 0x10f968 + j, 0x00000000 | (i << 8)); + nv_wr32(pfb, 0x10f920 + j, 0x00000000 | + train->type08.data[i] << 4 | + train->type06.data[i]); + nv_wr32(pfb, 0x10f918 + j, train->type00.data[i]); + nv_wr32(pfb, 0x10f920 + j, 0x00000100 | + train->type09.data[i] << 4 | + train->type07.data[i]); + nv_wr32(pfb, 0x10f918 + j, train->type01.data[i]); + } + } + + for (j = 0; j < 8; j += 4) { + for (i = 0; i < 0x100; i++) { + nv_wr32(pfb, 0x10f968 + j, i); + nv_wr32(pfb, 0x10f900 + j, train->type04.data[i]); + } + } + + return 0; +} + +static int +gk104_ram_train_init(struct nvkm_fb *pfb) +{ + u8 ramcfg = nvbios_ramcfg_index(nv_subdev(pfb)); + struct gk104_ram_train *train; + int ret = -ENOMEM, i; + + if ((train = kzalloc(sizeof(*train), GFP_KERNEL))) { + for (i = 0; i < 0x100; i++) { + ret = gk104_ram_train_type(pfb, i, ramcfg, train); + if (ret && ret != -ENOENT) + break; + } + } + + switch (pfb->ram->type) { + case NV_MEM_TYPE_GDDR5: + ret = gk104_ram_train_init_0(pfb, train); + break; + default: + ret = 0; + break; + } + + kfree(train); + return ret; +} + +int +gk104_ram_init(struct nvkm_object *object) +{ + struct nvkm_fb *pfb = (void *)object->parent; + struct gk104_ram *ram = (void *)object; + struct nvkm_bios *bios = nvkm_bios(pfb); + u8 ver, hdr, cnt, len, snr, ssz; + u32 data, save; + int ret, i; + + ret = nvkm_ram_init(&ram->base); + if (ret) + return ret; + + /* run a bunch of tables from rammap table. there's actually + * individual pointers for each rammap entry too, but, nvidia + * seem to just run the last two entries' scripts early on in + * their init, and never again.. we'll just run 'em all once + * for now. + * + * i strongly suspect that each script is for a separate mode + * (likely selected by 0x10f65c's lower bits?), and the + * binary driver skips the one that's already been setup by + * the init tables. + */ + data = nvbios_rammapTe(bios, &ver, &hdr, &cnt, &len, &snr, &ssz); + if (!data || hdr < 0x15) + return -EINVAL; + + cnt = nv_ro08(bios, data + 0x14); /* guess at count */ + data = nv_ro32(bios, data + 0x10); /* guess u32... */ + save = nv_rd32(pfb, 0x10f65c) & 0x000000f0; + for (i = 0; i < cnt; i++, data += 4) { + if (i != save >> 4) { + nv_mask(pfb, 0x10f65c, 0x000000f0, i << 4); + nvbios_exec(&(struct nvbios_init) { + .subdev = nv_subdev(pfb), + .bios = bios, + .offset = nv_ro32(bios, data), + .execute = 1, + }); + } + } + nv_mask(pfb, 0x10f65c, 0x000000f0, save); + nv_mask(pfb, 0x10f584, 0x11000000, 0x00000000); + nv_wr32(pfb, 0x10ecc0, 0xffffffff); + nv_mask(pfb, 0x10f160, 0x00000010, 0x00000010); + + return gk104_ram_train_init(pfb); +} + +static int +gk104_ram_ctor_data(struct gk104_ram *ram, u8 ramcfg, int i) +{ + struct nvkm_fb *pfb = (void *)nv_object(ram)->parent; + struct nvkm_bios *bios = nvkm_bios(pfb); + struct nvkm_ram_data *cfg; + struct nvbios_ramcfg *d = &ram->diff; + struct nvbios_ramcfg *p, *n; + u8 ver, hdr, cnt, len; + u32 data; + int ret; + + if (!(cfg = kmalloc(sizeof(*cfg), GFP_KERNEL))) + return -ENOMEM; + p = &list_last_entry(&ram->cfg, typeof(*cfg), head)->bios; + n = &cfg->bios; + + /* memory config data for a range of target frequencies */ + data = nvbios_rammapEp(bios, i, &ver, &hdr, &cnt, &len, &cfg->bios); + if (ret = -ENOENT, !data) + goto done; + if (ret = -ENOSYS, ver != 0x11 || hdr < 0x12) + goto done; + + /* ... and a portion specific to the attached memory */ + data = nvbios_rammapSp(bios, data, ver, hdr, cnt, len, ramcfg, + &ver, &hdr, &cfg->bios); + if (ret = -EINVAL, !data) + goto done; + if (ret = -ENOSYS, ver != 0x11 || hdr < 0x0a) + goto done; + + /* lookup memory timings, if bios says they're present */ + if (cfg->bios.ramcfg_timing != 0xff) { + data = nvbios_timingEp(bios, cfg->bios.ramcfg_timing, + &ver, &hdr, &cnt, &len, + &cfg->bios); + if (ret = -EINVAL, !data) + goto done; + if (ret = -ENOSYS, ver != 0x20 || hdr < 0x33) + goto done; + } + + list_add_tail(&cfg->head, &ram->cfg); + if (ret = 0, i == 0) + goto done; + + d->rammap_11_0a_03fe |= p->rammap_11_0a_03fe != n->rammap_11_0a_03fe; + d->rammap_11_09_01ff |= p->rammap_11_09_01ff != n->rammap_11_09_01ff; + d->rammap_11_0a_0400 |= p->rammap_11_0a_0400 != n->rammap_11_0a_0400; + d->rammap_11_0a_0800 |= p->rammap_11_0a_0800 != n->rammap_11_0a_0800; + d->rammap_11_0b_01f0 |= p->rammap_11_0b_01f0 != n->rammap_11_0b_01f0; + d->rammap_11_0b_0200 |= p->rammap_11_0b_0200 != n->rammap_11_0b_0200; + d->rammap_11_0d |= p->rammap_11_0d != n->rammap_11_0d; + d->rammap_11_0f |= p->rammap_11_0f != n->rammap_11_0f; + d->rammap_11_0e |= p->rammap_11_0e != n->rammap_11_0e; + d->rammap_11_0b_0800 |= p->rammap_11_0b_0800 != n->rammap_11_0b_0800; + d->rammap_11_0b_0400 |= p->rammap_11_0b_0400 != n->rammap_11_0b_0400; + d->ramcfg_11_01_01 |= p->ramcfg_11_01_01 != n->ramcfg_11_01_01; + d->ramcfg_11_01_02 |= p->ramcfg_11_01_02 != n->ramcfg_11_01_02; + d->ramcfg_11_01_10 |= p->ramcfg_11_01_10 != n->ramcfg_11_01_10; + d->ramcfg_11_02_03 |= p->ramcfg_11_02_03 != n->ramcfg_11_02_03; + d->ramcfg_11_08_20 |= p->ramcfg_11_08_20 != n->ramcfg_11_08_20; + d->timing_20_30_07 |= p->timing_20_30_07 != n->timing_20_30_07; +done: + if (ret) + kfree(cfg); + return ret; +} + +static void +gk104_ram_dtor(struct nvkm_object *object) +{ + struct gk104_ram *ram = (void *)object; + struct nvkm_ram_data *cfg, *tmp; + + list_for_each_entry_safe(cfg, tmp, &ram->cfg, head) { + kfree(cfg); + } + + nvkm_ram_destroy(&ram->base); +} + +static int +gk104_ram_ctor(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *data, u32 size, + struct nvkm_object **pobject) +{ + struct nvkm_fb *pfb = nvkm_fb(parent); + struct nvkm_bios *bios = nvkm_bios(pfb); + struct nvkm_gpio *gpio = nvkm_gpio(pfb); + struct dcb_gpio_func func; + struct gk104_ram *ram; + int ret, i; + u8 ramcfg = nvbios_ramcfg_index(nv_subdev(pfb)); + u32 tmp; + + ret = gf100_ram_create(parent, engine, oclass, 0x022554, &ram); + *pobject = nv_object(ram); + if (ret) + return ret; + + INIT_LIST_HEAD(&ram->cfg); + + switch (ram->base.type) { + case NV_MEM_TYPE_DDR3: + case NV_MEM_TYPE_GDDR5: + ram->base.calc = gk104_ram_calc; + ram->base.prog = gk104_ram_prog; + ram->base.tidy = gk104_ram_tidy; + break; + default: + nv_warn(pfb, "reclocking of this RAM type is unsupported\n"); + break; + } + + /* calculate a mask of differently configured memory partitions, + * because, of course reclocking wasn't complicated enough + * already without having to treat some of them differently to + * the others.... + */ + ram->parts = nv_rd32(pfb, 0x022438); + ram->pmask = nv_rd32(pfb, 0x022554); + ram->pnuts = 0; + for (i = 0, tmp = 0; i < ram->parts; i++) { + if (!(ram->pmask & (1 << i))) { + u32 cfg1 = nv_rd32(pfb, 0x110204 + (i * 0x1000)); + if (tmp && tmp != cfg1) { + ram->pnuts |= (1 << i); + continue; + } + tmp = cfg1; + } + } + + /* parse bios data for all rammap table entries up-front, and + * build information on whether certain fields differ between + * any of the entries. + * + * the binary driver appears to completely ignore some fields + * when all entries contain the same value. at first, it was + * hoped that these were mere optimisations and the bios init + * tables had configured as per the values here, but there is + * evidence now to suggest that this isn't the case and we do + * need to treat this condition as a "don't touch" indicator. + */ + for (i = 0; !ret; i++) { + ret = gk104_ram_ctor_data(ram, ramcfg, i); + if (ret && ret != -ENOENT) { + nv_error(pfb, "failed to parse ramcfg data\n"); + return ret; + } + } + + /* parse bios data for both pll's */ + ret = nvbios_pll_parse(bios, 0x0c, &ram->fuc.refpll); + if (ret) { + nv_error(pfb, "mclk refpll data not found\n"); + return ret; + } + + ret = nvbios_pll_parse(bios, 0x04, &ram->fuc.mempll); + if (ret) { + nv_error(pfb, "mclk pll data not found\n"); + return ret; + } + + /* lookup memory voltage gpios */ + ret = gpio->find(gpio, 0, 0x18, DCB_GPIO_UNUSED, &func); + if (ret == 0) { + ram->fuc.r_gpioMV = ramfuc_reg(0x00d610 + (func.line * 0x04)); + ram->fuc.r_funcMV[0] = (func.log[0] ^ 2) << 12; + ram->fuc.r_funcMV[1] = (func.log[1] ^ 2) << 12; + } + + ret = gpio->find(gpio, 0, 0x2e, DCB_GPIO_UNUSED, &func); + if (ret == 0) { + ram->fuc.r_gpio2E = ramfuc_reg(0x00d610 + (func.line * 0x04)); + ram->fuc.r_func2E[0] = (func.log[0] ^ 2) << 12; + ram->fuc.r_func2E[1] = (func.log[1] ^ 2) << 12; + } + + ram->fuc.r_gpiotrig = ramfuc_reg(0x00d604); + + ram->fuc.r_0x132020 = ramfuc_reg(0x132020); + ram->fuc.r_0x132028 = ramfuc_reg(0x132028); + ram->fuc.r_0x132024 = ramfuc_reg(0x132024); + ram->fuc.r_0x132030 = ramfuc_reg(0x132030); + ram->fuc.r_0x132034 = ramfuc_reg(0x132034); + ram->fuc.r_0x132000 = ramfuc_reg(0x132000); + ram->fuc.r_0x132004 = ramfuc_reg(0x132004); + ram->fuc.r_0x132040 = ramfuc_reg(0x132040); + + ram->fuc.r_0x10f248 = ramfuc_reg(0x10f248); + ram->fuc.r_0x10f290 = ramfuc_reg(0x10f290); + ram->fuc.r_0x10f294 = ramfuc_reg(0x10f294); + ram->fuc.r_0x10f298 = ramfuc_reg(0x10f298); + ram->fuc.r_0x10f29c = ramfuc_reg(0x10f29c); + ram->fuc.r_0x10f2a0 = ramfuc_reg(0x10f2a0); + ram->fuc.r_0x10f2a4 = ramfuc_reg(0x10f2a4); + ram->fuc.r_0x10f2a8 = ramfuc_reg(0x10f2a8); + ram->fuc.r_0x10f2ac = ramfuc_reg(0x10f2ac); + ram->fuc.r_0x10f2cc = ramfuc_reg(0x10f2cc); + ram->fuc.r_0x10f2e8 = ramfuc_reg(0x10f2e8); + ram->fuc.r_0x10f250 = ramfuc_reg(0x10f250); + ram->fuc.r_0x10f24c = ramfuc_reg(0x10f24c); + ram->fuc.r_0x10fec4 = ramfuc_reg(0x10fec4); + ram->fuc.r_0x10fec8 = ramfuc_reg(0x10fec8); + ram->fuc.r_0x10f604 = ramfuc_reg(0x10f604); + ram->fuc.r_0x10f614 = ramfuc_reg(0x10f614); + ram->fuc.r_0x10f610 = ramfuc_reg(0x10f610); + ram->fuc.r_0x100770 = ramfuc_reg(0x100770); + ram->fuc.r_0x100778 = ramfuc_reg(0x100778); + ram->fuc.r_0x10f224 = ramfuc_reg(0x10f224); + + ram->fuc.r_0x10f870 = ramfuc_reg(0x10f870); + ram->fuc.r_0x10f698 = ramfuc_reg(0x10f698); + ram->fuc.r_0x10f694 = ramfuc_reg(0x10f694); + ram->fuc.r_0x10f6b8 = ramfuc_reg(0x10f6b8); + ram->fuc.r_0x10f808 = ramfuc_reg(0x10f808); + ram->fuc.r_0x10f670 = ramfuc_reg(0x10f670); + ram->fuc.r_0x10f60c = ramfuc_reg(0x10f60c); + ram->fuc.r_0x10f830 = ramfuc_reg(0x10f830); + ram->fuc.r_0x1373ec = ramfuc_reg(0x1373ec); + ram->fuc.r_0x10f800 = ramfuc_reg(0x10f800); + ram->fuc.r_0x10f82c = ramfuc_reg(0x10f82c); + + ram->fuc.r_0x10f978 = ramfuc_reg(0x10f978); + ram->fuc.r_0x10f910 = ramfuc_reg(0x10f910); + ram->fuc.r_0x10f914 = ramfuc_reg(0x10f914); + + switch (ram->base.type) { + case NV_MEM_TYPE_GDDR5: + ram->fuc.r_mr[0] = ramfuc_reg(0x10f300); + ram->fuc.r_mr[1] = ramfuc_reg(0x10f330); + ram->fuc.r_mr[2] = ramfuc_reg(0x10f334); + ram->fuc.r_mr[3] = ramfuc_reg(0x10f338); + ram->fuc.r_mr[4] = ramfuc_reg(0x10f33c); + ram->fuc.r_mr[5] = ramfuc_reg(0x10f340); + ram->fuc.r_mr[6] = ramfuc_reg(0x10f344); + ram->fuc.r_mr[7] = ramfuc_reg(0x10f348); + ram->fuc.r_mr[8] = ramfuc_reg(0x10f354); + ram->fuc.r_mr[15] = ramfuc_reg(0x10f34c); + break; + case NV_MEM_TYPE_DDR3: + ram->fuc.r_mr[0] = ramfuc_reg(0x10f300); + ram->fuc.r_mr[2] = ramfuc_reg(0x10f320); + break; + default: + break; + } + + ram->fuc.r_0x62c000 = ramfuc_reg(0x62c000); + ram->fuc.r_0x10f200 = ramfuc_reg(0x10f200); + ram->fuc.r_0x10f210 = ramfuc_reg(0x10f210); + ram->fuc.r_0x10f310 = ramfuc_reg(0x10f310); + ram->fuc.r_0x10f314 = ramfuc_reg(0x10f314); + ram->fuc.r_0x10f318 = ramfuc_reg(0x10f318); + ram->fuc.r_0x10f090 = ramfuc_reg(0x10f090); + ram->fuc.r_0x10f69c = ramfuc_reg(0x10f69c); + ram->fuc.r_0x10f824 = ramfuc_reg(0x10f824); + ram->fuc.r_0x1373f0 = ramfuc_reg(0x1373f0); + ram->fuc.r_0x1373f4 = ramfuc_reg(0x1373f4); + ram->fuc.r_0x137320 = ramfuc_reg(0x137320); + ram->fuc.r_0x10f65c = ramfuc_reg(0x10f65c); + ram->fuc.r_0x10f6bc = ramfuc_reg(0x10f6bc); + ram->fuc.r_0x100710 = ramfuc_reg(0x100710); + ram->fuc.r_0x100750 = ramfuc_reg(0x100750); + return 0; +} + +struct nvkm_oclass +gk104_ram_oclass = { + .handle = 0, + .ofuncs = &(struct nvkm_ofuncs) { + .ctor = gk104_ram_ctor, + .dtor = gk104_ram_dtor, + .init = gk104_ram_init, + .fini = _nvkm_ram_fini, + } +}; |