subdev/therm/gf100.c

0001 /*
0002  * Copyright 2018 Red Hat Inc.
0003  *
0004  * Permission is hereby granted, free of charge, to any person obtaining a
0005  * copy of this software and associated documentation files (the "Software"),
0006  * to deal in the Software without restriction, including without limitation
0007  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
0008  * and/or sell copies of the Software, and to permit persons to whom the
0009  * Software is furnished to do so, subject to the following conditions:
0010  *
0011  * The above copyright notice and this permission notice shall be included in
0012  * all copies or substantial portions of the Software.
0013  *
0014  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
0015  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
0016  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
0017  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
0018  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
0019  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
0020  * OTHER DEALINGS IN THE SOFTWARE.
0021  *
0022  * Authors: Lyude Paul
0023  */
0024 #include <core/device.h>
0025
0026 #include "priv.h"
0027
0028 #define pack_for_each_init(init, pack, head)                          \
0029     for (pack = head; pack && pack->init; pack++)                 \
0030           for (init = pack->init; init && init->count; init++)
0031 void
0032 gf100_clkgate_init(struct nvkm_therm *therm,
0033            const struct nvkm_therm_clkgate_pack *p)
0034 {
0035     struct nvkm_device *device = therm->subdev.device;
0036     const struct nvkm_therm_clkgate_pack *pack;
0037     const struct nvkm_therm_clkgate_init *init;
0038     u32 next, addr;
0039
0040     pack_for_each_init(init, pack, p) {
0041         next = init->addr + init->count * 8;
0042         addr = init->addr;
0043
0044         nvkm_trace(&therm->subdev, "{ 0x%06x, %d, 0x%08x }\n",
0045                init->addr, init->count, init->data);
0046         while (addr < next) {
0047             nvkm_trace(&therm->subdev, "\t0x%06x = 0x%08x\n",
0048                    addr, init->data);
0049             nvkm_wr32(device, addr, init->data);
0050             addr += 8;
0051         }
0052     }
0053 }
0054
0055 /*
0056  * TODO: Fermi clockgating isn't understood fully yet, so we don't specify any
0057  * clockgate functions to use
0058  */