From 7ff51f8200f40911902ede518298e90528b57260 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Sat, 9 Jul 2016 10:41:01 +1000 Subject: [PATCH] drm/nouveau/fb/gp100: initial support Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h | 1 + drivers/gpu/drm/nouveau/nvkm/engine/device/base.c | 1 + drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild | 2 + drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c | 2 + drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm200.c | 2 +- drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp100.c | 69 ++++++++++ drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h | 3 + drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h | 1 + drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp100.c | 146 ++++++++++++++++++++++ 9 files changed, 226 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp100.c create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp100.c diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h index c2c002d..c6c3c1e 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h @@ -93,6 +93,7 @@ int gk104_fb_new(struct nvkm_device *, int, struct nvkm_fb **); int gk20a_fb_new(struct nvkm_device *, int, struct nvkm_fb **); int gm107_fb_new(struct nvkm_device *, int, struct nvkm_fb **); int gm200_fb_new(struct nvkm_device *, int, struct nvkm_fb **); +int gp100_fb_new(struct nvkm_device *, int, struct nvkm_fb **); #include #include diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c index b1465c1..b098185 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c @@ -2153,6 +2153,7 @@ nv130_chipset = { .name = "GP100", .bios = nvkm_bios_new, .devinit = gm200_devinit_new, + .fb = gp100_fb_new, .imem = nv50_instmem_new, .mc = gp100_mc_new, .pci = gp100_pci_new, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild index 842d5de..1ca005d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/Kbuild @@ -24,6 +24,7 @@ nvkm-y += nvkm/subdev/fb/gk104.o nvkm-y += nvkm/subdev/fb/gk20a.o nvkm-y += nvkm/subdev/fb/gm107.o nvkm-y += nvkm/subdev/fb/gm200.o +nvkm-y += nvkm/subdev/fb/gp100.o nvkm-y += nvkm/subdev/fb/ram.o nvkm-y += nvkm/subdev/fb/ramnv04.o @@ -41,6 +42,7 @@ nvkm-y += nvkm/subdev/fb/rammcp77.o nvkm-y += nvkm/subdev/fb/ramgf100.o nvkm-y += nvkm/subdev/fb/ramgk104.o nvkm-y += nvkm/subdev/fb/ramgm107.o +nvkm-y += nvkm/subdev/fb/ramgp100.o nvkm-y += nvkm/subdev/fb/sddr2.o nvkm-y += nvkm/subdev/fb/sddr3.o nvkm-y += nvkm/subdev/fb/gddr3.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c index 4742e5e..a7049c0 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c @@ -137,6 +137,8 @@ nvkm_fb_init(struct nvkm_subdev *subdev) fb->func->init(fb); if (fb->func->init_page) fb->func->init_page(fb); + if (fb->func->init_unkn) + fb->func->init_unkn(fb); return 0; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm200.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm200.c index 6af3b72..62f6532 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm200.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gm200.c @@ -26,7 +26,7 @@ #include -static void +void gm200_fb_init_page(struct nvkm_fb *fb) { struct nvkm_device *device = fb->subdev.device; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp100.c new file mode 100644 index 0000000..1620067 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gp100.c @@ -0,0 +1,69 @@ +/* + * Copyright 2016 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 "gf100.h" +#include "ram.h" + +#include + +static void +gp100_fb_init_unkn(struct nvkm_fb *base) +{ + struct nvkm_device *device = gf100_fb(base)->base.subdev.device; + nvkm_wr32(device, 0x1fac80, nvkm_rd32(device, 0x100c80)); + nvkm_wr32(device, 0x1facc4, nvkm_rd32(device, 0x100cc4)); + nvkm_wr32(device, 0x1facc8, nvkm_rd32(device, 0x100cc8)); + nvkm_wr32(device, 0x1faccc, nvkm_rd32(device, 0x100ccc)); +} + +static void +gp100_fb_init(struct nvkm_fb *base) +{ + struct gf100_fb *fb = gf100_fb(base); + struct nvkm_device *device = fb->base.subdev.device; + + if (fb->r100c10_page) + nvkm_wr32(device, 0x100c10, fb->r100c10 >> 8); + + nvkm_wr32(device, 0x100cc8, nvkm_memory_addr(fb->base.mmu_wr) >> 8); + nvkm_wr32(device, 0x100ccc, nvkm_memory_addr(fb->base.mmu_rd) >> 8); + nvkm_mask(device, 0x100cc4, 0x00060000, + max(nvkm_memory_size(fb->base.mmu_rd) >> 16, (u64)2) << 17); +} + +static const struct nvkm_fb_func +gp100_fb = { + .dtor = gf100_fb_dtor, + .oneinit = gf100_fb_oneinit, + .init = gp100_fb_init, + .init_page = gm200_fb_init_page, + .init_unkn = gp100_fb_init_unkn, + .ram_new = gp100_ram_new, + .memtype_valid = gf100_fb_memtype_valid, +}; + +int +gp100_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb) +{ + return gf100_fb_new_(&gp100_fb, device, index, pfb); +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h index c93926c..e905d44 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/priv.h @@ -9,6 +9,7 @@ struct nvkm_fb_func { int (*oneinit)(struct nvkm_fb *); void (*init)(struct nvkm_fb *); void (*init_page)(struct nvkm_fb *); + void (*init_unkn)(struct nvkm_fb *); void (*intr)(struct nvkm_fb *); struct { @@ -63,4 +64,6 @@ void nv46_fb_tile_init(struct nvkm_fb *, int i, u32 addr, u32 size, int gf100_fb_oneinit(struct nvkm_fb *); void gf100_fb_init_page(struct nvkm_fb *); bool gf100_fb_memtype_valid(struct nvkm_fb *, u32); + +void gm200_fb_init_page(struct nvkm_fb *); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h index f816cbf..b9ec0ae 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h @@ -47,4 +47,5 @@ int mcp77_ram_new(struct nvkm_fb *, struct nvkm_ram **); int gf100_ram_new(struct nvkm_fb *, struct nvkm_ram **); int gk104_ram_new(struct nvkm_fb *, struct nvkm_ram **); int gm107_ram_new(struct nvkm_fb *, struct nvkm_ram **); +int gp100_ram_new(struct nvkm_fb *, struct nvkm_ram **); #endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp100.c new file mode 100644 index 0000000..f3be408 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp100.c @@ -0,0 +1,146 @@ +/* + * 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 "ram.h" + +#include +#include +#include + +static int +gp100_ram_init(struct nvkm_ram *ram) +{ + struct nvkm_subdev *subdev = &ram->fb->subdev; + struct nvkm_device *device = subdev->device; + struct nvkm_bios *bios = device->bios; + u8 ver, hdr, cnt, len, snr, ssz; + u32 data; + int i; + + /* 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 0x9a065c'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 = nvbios_rd08(bios, data + 0x14); /* guess at count */ + data = nvbios_rd32(bios, data + 0x10); /* guess u32... */ + if (cnt) { + u32 save = nvkm_rd32(device, 0x9a065c) & 0x000000f0; + for (i = 0; i < cnt; i++, data += 4) { + if (i != save >> 4) { + nvkm_mask(device, 0x9a065c, 0x000000f0, i << 4); + nvbios_exec(&(struct nvbios_init) { + .subdev = subdev, + .bios = bios, + .offset = nvbios_rd32(bios, data), + .execute = 1, + }); + } + } + nvkm_mask(device, 0x9a065c, 0x000000f0, save); + } + + nvkm_mask(device, 0x9a0584, 0x11000000, 0x00000000); + nvkm_wr32(device, 0x10ecc0, 0xffffffff); + nvkm_mask(device, 0x9a0160, 0x00000010, 0x00000010); + return 0; +} + +static const struct nvkm_ram_func +gp100_ram_func = { + .init = gp100_ram_init, + .get = gf100_ram_get, + .put = gf100_ram_put, +}; + +int +gp100_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) +{ + struct nvkm_ram *ram; + struct nvkm_subdev *subdev = &fb->subdev; + struct nvkm_device *device = subdev->device; + enum nvkm_ram_type type = nvkm_fb_bios_memtype(device->bios); + const u32 rsvd_head = ( 256 * 1024); /* vga memory */ + const u32 rsvd_tail = (1024 * 1024); /* vbios etc */ + u32 fbpa_num = nvkm_rd32(device, 0x022438), fbpa; + u32 fbio_opt = nvkm_rd32(device, 0x021c14); + u64 part, size = 0, comm = ~0ULL; + bool mixed = false; + int ret; + + nvkm_debug(subdev, "022438: %08x\n", fbpa_num); + nvkm_debug(subdev, "021c14: %08x\n", fbio_opt); + for (fbpa = 0; fbpa < fbpa_num; fbpa++) { + if (!(fbio_opt & (1 << fbpa))) { + part = nvkm_rd32(device, 0x90020c + (fbpa * 0x4000)); + nvkm_debug(subdev, "fbpa %02x: %lld MiB\n", fbpa, part); + part = part << 20; + if (part != comm) { + if (comm != ~0ULL) + mixed = true; + comm = min(comm, part); + } + size = size + part; + } + } + + ret = nvkm_ram_new_(&gp100_ram_func, fb, type, size, 0, &ram); + *pram = ram; + if (ret) + return ret; + + nvkm_mm_fini(&ram->vram); + + if (mixed) { + ret = nvkm_mm_init(&ram->vram, rsvd_head >> NVKM_RAM_MM_SHIFT, + ((comm * fbpa_num) - rsvd_head) >> + NVKM_RAM_MM_SHIFT, 1); + if (ret) + return ret; + + ret = nvkm_mm_init(&ram->vram, (0x1000000000ULL + comm) >> + NVKM_RAM_MM_SHIFT, + (size - (comm * fbpa_num) - rsvd_tail) >> + NVKM_RAM_MM_SHIFT, 1); + if (ret) + return ret; + } else { + ret = nvkm_mm_init(&ram->vram, rsvd_head >> NVKM_RAM_MM_SHIFT, + (size - rsvd_head - rsvd_tail) >> + NVKM_RAM_MM_SHIFT, 1); + if (ret) + return ret; + } + + return 0; +} -- 2.7.4