136 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			136 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright 2012 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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#include "priv.h"
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#include <core/option.h>
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#include <subdev/vga.h>
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u32
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nvkm_devinit_mmio(struct nvkm_devinit *init, u32 addr)
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{
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	if (init->func->mmio)
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		addr = init->func->mmio(init, addr);
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	return addr;
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}
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int
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nvkm_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 khz)
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{
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	return init->func->pll_set(init, type, khz);
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}
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void
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nvkm_devinit_meminit(struct nvkm_devinit *init)
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{
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	if (init->func->meminit)
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		init->func->meminit(init);
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}
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u64
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nvkm_devinit_disable(struct nvkm_devinit *init)
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{
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	if (init && init->func->disable)
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		return init->func->disable(init);
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	return 0;
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}
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int
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nvkm_devinit_post(struct nvkm_devinit *init)
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{
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	int ret = 0;
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	if (init && init->func->post)
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		ret = init->func->post(init, init->post);
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	nvkm_devinit_disable(init);
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	return ret;
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}
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static int
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nvkm_devinit_fini(struct nvkm_subdev *subdev, bool suspend)
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{
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	struct nvkm_devinit *init = nvkm_devinit(subdev);
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	/* force full reinit on resume */
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	if (suspend)
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		init->post = true;
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	return 0;
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}
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static int
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nvkm_devinit_preinit(struct nvkm_subdev *subdev)
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{
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	struct nvkm_devinit *init = nvkm_devinit(subdev);
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	if (init->func->preinit)
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		init->func->preinit(init);
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	/* Override the post flag during the first call if NvForcePost is set */
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	if (init->force_post) {
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		init->post = init->force_post;
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		init->force_post = false;
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	}
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	/* unlock the extended vga crtc regs */
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	nvkm_lockvgac(subdev->device, false);
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	return 0;
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}
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static int
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nvkm_devinit_init(struct nvkm_subdev *subdev)
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{
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	struct nvkm_devinit *init = nvkm_devinit(subdev);
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	if (init->func->init)
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		init->func->init(init);
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	return 0;
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}
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static void *
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nvkm_devinit_dtor(struct nvkm_subdev *subdev)
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{
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	struct nvkm_devinit *init = nvkm_devinit(subdev);
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	void *data = init;
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	if (init->func->dtor)
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		data = init->func->dtor(init);
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	/* lock crtc regs */
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	nvkm_lockvgac(subdev->device, true);
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	return data;
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}
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static const struct nvkm_subdev_func
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nvkm_devinit = {
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	.dtor = nvkm_devinit_dtor,
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	.preinit = nvkm_devinit_preinit,
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	.init = nvkm_devinit_init,
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	.fini = nvkm_devinit_fini,
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};
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void
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nvkm_devinit_ctor(const struct nvkm_devinit_func *func, struct nvkm_device *device,
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		  enum nvkm_subdev_type type, int inst, struct nvkm_devinit *init)
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{
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	nvkm_subdev_ctor(&nvkm_devinit, device, type, inst, &init->subdev);
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	init->func = func;
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	init->force_post = nvkm_boolopt(device->cfgopt, "NvForcePost", false);
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}
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