1 /*
2 * Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20 * DEALINGS IN THE SOFTWARE.
21 */
22 #include "priv.h"
23
24 #include <subdev/acr.h>
25
26 #include <nvfw/flcn.h>
27 #include <nvfw/pmu.h>
28
29 static int
gp10b_pmu_acr_bootstrap_multiple_falcons_cb(void * priv,struct nvfw_falcon_msg * hdr)30 gp10b_pmu_acr_bootstrap_multiple_falcons_cb(void *priv,
31 struct nvfw_falcon_msg *hdr)
32 {
33 struct nv_pmu_acr_bootstrap_multiple_falcons_msg *msg =
34 container_of(hdr, typeof(*msg), msg.hdr);
35 return msg->falcon_mask;
36 }
37 static int
gp10b_pmu_acr_bootstrap_multiple_falcons(struct nvkm_falcon * falcon,u32 mask)38 gp10b_pmu_acr_bootstrap_multiple_falcons(struct nvkm_falcon *falcon, u32 mask)
39 {
40 struct nvkm_pmu *pmu = container_of(falcon, typeof(*pmu), falcon);
41 struct nv_pmu_acr_bootstrap_multiple_falcons_cmd cmd = {
42 .cmd.hdr.unit_id = NV_PMU_UNIT_ACR,
43 .cmd.hdr.size = sizeof(cmd),
44 .cmd.cmd_type = NV_PMU_ACR_CMD_BOOTSTRAP_MULTIPLE_FALCONS,
45 .flags = NV_PMU_ACR_BOOTSTRAP_MULTIPLE_FALCONS_FLAGS_RESET_YES,
46 .falcon_mask = mask,
47 .wpr_lo = 0, /*XXX*/
48 .wpr_hi = 0, /*XXX*/
49 };
50 int ret;
51
52 ret = nvkm_falcon_cmdq_send(pmu->hpq, &cmd.cmd.hdr,
53 gp10b_pmu_acr_bootstrap_multiple_falcons_cb,
54 &pmu->subdev, msecs_to_jiffies(1000));
55 if (ret >= 0) {
56 if (ret != cmd.falcon_mask)
57 ret = -EIO;
58 else
59 ret = 0;
60 }
61
62 return ret;
63 }
64
65 static const struct nvkm_acr_lsf_func
66 gp10b_pmu_acr = {
67 .flags = NVKM_ACR_LSF_DMACTL_REQ_CTX,
68 .bld_size = sizeof(struct loader_config),
69 .bld_write = gm20b_pmu_acr_bld_write,
70 .bld_patch = gm20b_pmu_acr_bld_patch,
71 .boot = gm20b_pmu_acr_boot,
72 .bootstrap_falcons = BIT_ULL(NVKM_ACR_LSF_PMU) |
73 BIT_ULL(NVKM_ACR_LSF_FECS) |
74 BIT_ULL(NVKM_ACR_LSF_GPCCS),
75 .bootstrap_falcon = gm20b_pmu_acr_bootstrap_falcon,
76 .bootstrap_multiple_falcons = gp10b_pmu_acr_bootstrap_multiple_falcons,
77 };
78
79 static const struct nvkm_pmu_func
80 gp10b_pmu = {
81 .flcn = &gm200_pmu_flcn,
82 .enabled = gf100_pmu_enabled,
83 .intr = gt215_pmu_intr,
84 .recv = gm20b_pmu_recv,
85 .initmsg = gm20b_pmu_initmsg,
86 .reset = gp102_pmu_reset,
87 };
88
89 #if IS_ENABLED(CONFIG_ARCH_TEGRA_210_SOC)
90 MODULE_FIRMWARE("nvidia/gp10b/pmu/desc.bin");
91 MODULE_FIRMWARE("nvidia/gp10b/pmu/image.bin");
92 MODULE_FIRMWARE("nvidia/gp10b/pmu/sig.bin");
93 #endif
94
95 static const struct nvkm_pmu_fwif
96 gp10b_pmu_fwif[] = {
97 { 0, gm20b_pmu_load, &gp10b_pmu, &gp10b_pmu_acr },
98 { -1, gm200_pmu_nofw, &gp10b_pmu },
99 {}
100 };
101
102 int
gp10b_pmu_new(struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_pmu ** ppmu)103 gp10b_pmu_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
104 struct nvkm_pmu **ppmu)
105 {
106 return nvkm_pmu_new_(gp10b_pmu_fwif, device, type, inst, ppmu);
107 }
108