linux/drivers/gpu/drm/i915/soc/intel_pch.c

// SPDX-License-Identifier: MIT
/*
 * Copyright 2019 Intel Corporation.
 */

#include "i915_drv.h"
#include "i915_utils.h"
#include "intel_pch.h"

/* Map PCH device id to PCH type, or PCH_NONE if unknown. */
static enum intel_pch
intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id)
{ … }

static bool intel_is_virt_pch(unsigned short id,
			      unsigned short svendor, unsigned short sdevice)
{ … }

static void
intel_virt_detect_pch(const struct drm_i915_private *dev_priv,
		      unsigned short *pch_id, enum intel_pch *pch_type)
{ … }

void intel_detect_pch(struct drm_i915_private *dev_priv)
{ … }