135 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			135 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright 2013 Red Hat Inc.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the "Software"),
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 * to deal in the Software without restriction, including without limitation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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 * and/or sell copies of the Software, and to permit persons to whom the
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 * Software is furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included in
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 * all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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 * OTHER DEALINGS IN THE SOFTWARE.
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 *
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 * Authors: Ben Skeggs
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 */
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#define gf119_pmu_code gk104_pmu_code
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#define gf119_pmu_data gk104_pmu_data
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#include "priv.h"
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#include "fuc/gf119.fuc4.h"
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#include <core/option.h>
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#include <subdev/fuse.h>
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#include <subdev/timer.h>
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static void
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magic_(struct nvkm_device *device, u32 ctrl, int size)
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{
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	nvkm_wr32(device, 0x00c800, 0x00000000);
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	nvkm_wr32(device, 0x00c808, 0x00000000);
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	nvkm_wr32(device, 0x00c800, ctrl);
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	nvkm_msec(device, 2000,
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		if (nvkm_rd32(device, 0x00c800) & 0x40000000) {
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			while (size--)
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				nvkm_wr32(device, 0x00c804, 0x00000000);
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			break;
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		}
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	);
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	nvkm_wr32(device, 0x00c800, 0x00000000);
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}
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static void
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magic(struct nvkm_device *device, u32 ctrl)
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{
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	magic_(device, 0x8000a41f | ctrl, 6);
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	magic_(device, 0x80000421 | ctrl, 1);
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}
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static void
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gk104_pmu_pgob(struct nvkm_pmu *pmu, bool enable)
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{
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	struct nvkm_device *device = pmu->subdev.device;
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	if (!(nvkm_fuse_read(device->fuse, 0x31c) & 0x00000001))
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		return;
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	nvkm_mask(device, 0x000200, 0x00001000, 0x00000000);
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	nvkm_rd32(device, 0x000200);
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	nvkm_mask(device, 0x000200, 0x08000000, 0x08000000);
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	msleep(50);
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	nvkm_mask(device, 0x10a78c, 0x00000002, 0x00000002);
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	nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000001);
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	nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000000);
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	nvkm_mask(device, 0x020004, 0xc0000000, enable ? 0xc0000000 : 0x40000000);
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	msleep(50);
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	nvkm_mask(device, 0x10a78c, 0x00000002, 0x00000000);
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	nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000001);
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	nvkm_mask(device, 0x10a78c, 0x00000001, 0x00000000);
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	nvkm_mask(device, 0x000200, 0x08000000, 0x00000000);
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	nvkm_mask(device, 0x000200, 0x00001000, 0x00001000);
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	nvkm_rd32(device, 0x000200);
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	if (nvkm_boolopt(device->cfgopt, "War00C800_0", true)) {
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		switch (device->chipset) {
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		case 0xe4:
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			magic(device, 0x04000000);
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			magic(device, 0x06000000);
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			magic(device, 0x0c000000);
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			magic(device, 0x0e000000);
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			break;
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		case 0xe6:
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			magic(device, 0x02000000);
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			magic(device, 0x04000000);
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			magic(device, 0x0a000000);
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			break;
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		case 0xe7:
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			magic(device, 0x02000000);
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			break;
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		default:
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			break;
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		}
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	}
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}
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static const struct nvkm_pmu_func
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gk104_pmu = {
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	.flcn = >215_pmu_flcn,
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	.code.data = gk104_pmu_code,
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	.code.size = sizeof(gk104_pmu_code),
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	.data.data = gk104_pmu_data,
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	.data.size = sizeof(gk104_pmu_data),
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	.enabled = gf100_pmu_enabled,
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	.reset = gf100_pmu_reset,
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	.init = gt215_pmu_init,
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	.fini = gt215_pmu_fini,
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	.intr = gt215_pmu_intr,
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	.send = gt215_pmu_send,
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	.recv = gt215_pmu_recv,
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	.pgob = gk104_pmu_pgob,
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};
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static const struct nvkm_pmu_fwif
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gk104_pmu_fwif[] = {
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	{ -1, gf100_pmu_nofw, &gk104_pmu },
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	{}
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};
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int
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gk104_pmu_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
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	      struct nvkm_pmu **ppmu)
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{
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	return nvkm_pmu_new_(gk104_pmu_fwif, device, type, inst, ppmu);
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}
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