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 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 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 }; 87 88 #if IS_ENABLED(CONFIG_ARCH_TEGRA_210_SOC) 89 MODULE_FIRMWARE("nvidia/gp10b/pmu/desc.bin"); 90 MODULE_FIRMWARE("nvidia/gp10b/pmu/image.bin"); 91 MODULE_FIRMWARE("nvidia/gp10b/pmu/sig.bin"); 92 #endif 93 94 static const struct nvkm_pmu_fwif 95 gp10b_pmu_fwif[] = { 96 { 0, gm20b_pmu_load, &gp10b_pmu, &gp10b_pmu_acr }, 97 { -1, gm200_pmu_nofw, &gp10b_pmu }, 98 {} 99 }; 100 101 int 102 gp10b_pmu_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, 103 struct nvkm_pmu **ppmu) 104 { 105 return nvkm_pmu_new_(gp10b_pmu_fwif, device, type, inst, ppmu); 106 } 107