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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gk104.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gk104.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gk104.c | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gk104.c new file mode 100644 index 000000000..9e7631d7a --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/gk104.c @@ -0,0 +1,134 @@ +/* + * 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 + */ +#define gf119_pmu_code gk104_pmu_code +#define gf119_pmu_data gk104_pmu_data +#include "priv.h" +#include "fuc/gf119.fuc4.h" + +#include <core/option.h> +#include <subdev/fuse.h> +#include <subdev/timer.h> + +static void +magic_(struct nvkm_device *device, u32 ctrl, int size) +{ + nvkm_wr32(device, 0x00c800, 0x00000000); + nvkm_wr32(device, 0x00c808, 0x00000000); + nvkm_wr32(device, 0x00c800, ctrl); + nvkm_msec(device, 2000, + if (nvkm_rd32(device, 0x00c800) & 0x40000000) { + while (size--) + nvkm_wr32(device, 0x00c804, 0x00000000); + break; + } + ); + nvkm_wr32(device, 0x00c800, 0x00000000); +} + +static void +magic(struct nvkm_device *device, u32 ctrl) +{ + magic_(device, 0x8000a41f | ctrl, 6); + magic_(device, 0x80000421 | ctrl, 1); +} + +static void +gk104_pmu_pgob(struct nvkm_pmu *pmu, bool enable) +{ + struct nvkm_device *device = pmu->subdev.device; + + if (!(nvkm_fuse_read(device->fuse, 0x31c) & 0x00000001)) + return; + + nvkm_mask(device, 0x000200, 0x00001000, 0x00000000); + nvkm_rd32(device, 0x000200); + nvkm_mask(device, 0x000200, 0x08000000, 0x08000000); + msleep(50); + + nvkm_mask(device, 0x10a78c, 0x00000002, 0x00000002); + nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000001); + nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000000); + + nvkm_mask(device, 0x020004, 0xc0000000, enable ? 0xc0000000 : 0x40000000); + msleep(50); + + nvkm_mask(device, 0x10a78c, 0x00000002, 0x00000000); + nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000001); + nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000000); + + nvkm_mask(device, 0x000200, 0x08000000, 0x00000000); + nvkm_mask(device, 0x000200, 0x00001000, 0x00001000); + nvkm_rd32(device, 0x000200); + + if (nvkm_boolopt(device->cfgopt, "War00C800_0", true)) { + switch (device->chipset) { + case 0xe4: + magic(device, 0x04000000); + magic(device, 0x06000000); + magic(device, 0x0c000000); + magic(device, 0x0e000000); + break; + case 0xe6: + magic(device, 0x02000000); + magic(device, 0x04000000); + magic(device, 0x0a000000); + break; + case 0xe7: + magic(device, 0x02000000); + break; + default: + break; + } + } +} + +static const struct nvkm_pmu_func +gk104_pmu = { + .flcn = >215_pmu_flcn, + .code.data = gk104_pmu_code, + .code.size = sizeof(gk104_pmu_code), + .data.data = gk104_pmu_data, + .data.size = sizeof(gk104_pmu_data), + .enabled = gf100_pmu_enabled, + .reset = gf100_pmu_reset, + .init = gt215_pmu_init, + .fini = gt215_pmu_fini, + .intr = gt215_pmu_intr, + .send = gt215_pmu_send, + .recv = gt215_pmu_recv, + .pgob = gk104_pmu_pgob, +}; + +static const struct nvkm_pmu_fwif +gk104_pmu_fwif[] = { + { -1, gf100_pmu_nofw, &gk104_pmu }, + {} +}; + +int +gk104_pmu_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, + struct nvkm_pmu **ppmu) +{ + return nvkm_pmu_new_(gk104_pmu_fwif, device, type, inst, ppmu); +} |