32 nvkm_volt_get(struct nvkm_volt *volt)  in nvkm_volt_get()  argument
36 	if (volt->func->volt_get)  in nvkm_volt_get()
37 		return volt->func->volt_get(volt);  in nvkm_volt_get()
39 	ret = volt->func->vid_get(volt);  in nvkm_volt_get()
41 		for (i = 0; i < volt->vid_nr; i++) {  in nvkm_volt_get()
42 			if (volt->vid[i].vid == ret)  in nvkm_volt_get()
43 				return volt->vid[i].uv;  in nvkm_volt_get()
51 nvkm_volt_set(struct nvkm_volt *volt, u32 uv)  in nvkm_volt_set()  argument
53 	struct nvkm_subdev *subdev = &volt->subdev;  in nvkm_volt_set()
54 	int i, ret = -EINVAL, best_err = volt->max_uv, best = -1;  in nvkm_volt_set()
56 	if (volt->func->volt_set)  in nvkm_volt_set()
57 		return volt->func->volt_set(volt, uv);  in nvkm_volt_set()
59 	for (i = 0; i < volt->vid_nr; i++) {  in nvkm_volt_set()
60 		int err = volt->vid[i].uv - uv;  in nvkm_volt_set()
75 	ret = volt->func->vid_set(volt, volt->vid[best].vid);  in nvkm_volt_set()
77 		   volt->vid[best].uv, ret);  in nvkm_volt_set()
82 nvkm_volt_map_min(struct nvkm_volt *volt, u8 id)  in nvkm_volt_map_min()  argument
84 	struct nvkm_bios *bios = volt->subdev.device->bios;  in nvkm_volt_map_min()
92 			int ret = nvkm_volt_map_min(volt, info.link);  in nvkm_volt_map_min()
104 nvkm_volt_map(struct nvkm_volt *volt, u8 id, u8 temp)  in nvkm_volt_map()  argument
106 	struct nvkm_bios *bios = volt->subdev.device->bios;  in nvkm_volt_map()
115 		if (volt->speedo < 0)  in nvkm_volt_map()
116 			return volt->speedo;  in nvkm_volt_map()
120 			result += div64_s64((s64)info.arg[1] * volt->speedo, 10);  in nvkm_volt_map()
121 			result += div64_s64((s64)info.arg[2] * volt->speedo * volt->speedo, 100000);  in nvkm_volt_map()
127 				result += ((s64)info.arg[1] * volt->speedo * 15625) >> 18;  in nvkm_volt_map()
129 				result += ((s64)info.arg[3] * volt->speedo * temp * 15625) >> 18;  in nvkm_volt_map()
130 				result += ((s64)info.arg[4] * volt->speedo * volt->speedo * 15625) >> 30;  in nvkm_volt_map()
148 			int ret = nvkm_volt_map(volt, info.link, temp);  in nvkm_volt_map()
160 nvkm_volt_set_id(struct nvkm_volt *volt, u8 id, u8 min_id, u8 temp,  in nvkm_volt_set_id()  argument
165 	if (volt->func->set_id)  in nvkm_volt_set_id()
166 		return volt->func->set_id(volt, id, condition);  in nvkm_volt_set_id()
168 	ret = nvkm_volt_map(volt, id, temp);  in nvkm_volt_set_id()
170 		int prev = nvkm_volt_get(volt);  in nvkm_volt_set_id()
174 			int min = nvkm_volt_map(volt, min_id, temp);  in nvkm_volt_set_id()
177 			ret = nvkm_volt_set(volt, ret);  in nvkm_volt_set_id()
186 nvkm_volt_parse_bios(struct nvkm_bios *bios, struct nvkm_volt *volt)  in nvkm_volt_parse_bios()  argument
198 		volt->min_uv = info.min;  in nvkm_volt_parse_bios()
199 		volt->max_uv = info.max;  in nvkm_volt_parse_bios()
203 				volt->vid[volt->vid_nr].uv = info.base;  in nvkm_volt_parse_bios()
204 				volt->vid[volt->vid_nr].vid = i;  in nvkm_volt_parse_bios()
205 				volt->vid_nr++;  in nvkm_volt_parse_bios()
209 		volt->vid_mask = info.vidmask;  in nvkm_volt_parse_bios()
212 		volt->min_uv = 0xffffffff;  in nvkm_volt_parse_bios()
213 		volt->max_uv = 0;  in nvkm_volt_parse_bios()
218 				volt->vid[volt->vid_nr].uv = ivid.voltage;  in nvkm_volt_parse_bios()
219 				volt->vid[volt->vid_nr].vid = ivid.vid;  in nvkm_volt_parse_bios()
220 				volt->vid_nr++;  in nvkm_volt_parse_bios()
221 				volt->min_uv = min(volt->min_uv, ivid.voltage);  in nvkm_volt_parse_bios()
222 				volt->max_uv = max(volt->max_uv, ivid.voltage);  in nvkm_volt_parse_bios()
225 		volt->vid_mask = info.vidmask;  in nvkm_volt_parse_bios()
227 		volt->min_uv = info.base;  in nvkm_volt_parse_bios()
228 		volt->max_uv = info.base + info.pwm_range;  in nvkm_volt_parse_bios()
233 nvkm_volt_speedo_read(struct nvkm_volt *volt)  in nvkm_volt_speedo_read()  argument
235 	if (volt->func->speedo_read)  in nvkm_volt_speedo_read()
236 		return volt->func->speedo_read(volt);  in nvkm_volt_speedo_read()
243 	struct nvkm_volt *volt = nvkm_volt(subdev);  in nvkm_volt_init()  local
244 	int ret = nvkm_volt_get(volt);  in nvkm_volt_init()
257 	struct nvkm_volt *volt = nvkm_volt(subdev);  in nvkm_volt_oneinit()  local
259 	volt->speedo = nvkm_volt_speedo_read(volt);  in nvkm_volt_oneinit()
260 	if (volt->speedo > 0)  in nvkm_volt_oneinit()
261 		nvkm_debug(&volt->subdev, "speedo %x\n", volt->speedo);  in nvkm_volt_oneinit()
263 	if (volt->func->oneinit)  in nvkm_volt_oneinit()
264 		return volt->func->oneinit(volt);  in nvkm_volt_oneinit()
284 	       enum nvkm_subdev_type type, int inst, struct nvkm_volt *volt)  in nvkm_volt_ctor()  argument
289 	nvkm_subdev_ctor(&nvkm_volt, device, type, inst, &volt->subdev);  in nvkm_volt_ctor()
290 	volt->func = func;  in nvkm_volt_ctor()
297 		nvkm_volt_parse_bios(bios, volt);  in nvkm_volt_ctor()
298 		nvkm_debug(&volt->subdev, "min: %iuv max: %iuv\n",  in nvkm_volt_ctor()
299 			   volt->min_uv, volt->max_uv);  in nvkm_volt_ctor()
302 			volt->max0_id = vmap.max0;  in nvkm_volt_ctor()
303 			volt->max1_id = vmap.max1;  in nvkm_volt_ctor()
304 			volt->max2_id = vmap.max2;  in nvkm_volt_ctor()
306 			volt->max0_id = 0xff;  in nvkm_volt_ctor()
307 			volt->max1_id = 0xff;  in nvkm_volt_ctor()
308 			volt->max2_id = 0xff;  in nvkm_volt_ctor()
312 	if (volt->vid_nr) {  in nvkm_volt_ctor()
313 		for (i = 0; i < volt->vid_nr; i++) {  in nvkm_volt_ctor()
314 			nvkm_debug(&volt->subdev, "VID %02x: %duv\n",  in nvkm_volt_ctor()
315 				   volt->vid[i].vid, volt->vid[i].uv);  in nvkm_volt_ctor()