linux-zen-server/drivers/gpu/drm/nouveau/nvkm/subdev/therm/gf100.c

59 lines
2.1 KiB
C

/*
* Copyright 2018 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: Lyude Paul
*/
#include <core/device.h>
#include "priv.h"
#define pack_for_each_init(init, pack, head) \
for (pack = head; pack && pack->init; pack++) \
for (init = pack->init; init && init->count; init++)
void
gf100_clkgate_init(struct nvkm_therm *therm,
const struct nvkm_therm_clkgate_pack *p)
{
struct nvkm_device *device = therm->subdev.device;
const struct nvkm_therm_clkgate_pack *pack;
const struct nvkm_therm_clkgate_init *init;
u32 next, addr;
pack_for_each_init(init, pack, p) {
next = init->addr + init->count * 8;
addr = init->addr;
nvkm_trace(&therm->subdev, "{ 0x%06x, %d, 0x%08x }\n",
init->addr, init->count, init->data);
while (addr < next) {
nvkm_trace(&therm->subdev, "\t0x%06x = 0x%08x\n",
addr, init->data);
nvkm_wr32(device, addr, init->data);
addr += 8;
}
}
}
/*
* TODO: Fermi clockgating isn't understood fully yet, so we don't specify any
* clockgate functions to use
*/