linux-stable/drivers/gpu/drm/i915/display/intel_crt.h
Matt Roper ce2fce2513 drm/i915: Only include i915_reg.h from .c files
Several of our i915 header files, have been including i915_reg.h.  This
means that any change to i915_reg.h will trigger a full rebuild of
pretty much every file of the driver, even those that don't have any
kind of register access.  Let's delete the i915_reg.h include from all
headers and add an explicit include from the .c files that truly
need the register definitions; those that need a definition of
i915_reg_t for a function definition can get it from i915_reg_defs.h
instead.

We also remove two non-register #define's (VLV_DISPLAY_BASE and
GEN12_SFC_DONE_MAX) into i915_reg_defs.h to allow us to drop the
i915_reg.h include from a couple of headers.

There's probably a lot more header dependency optimization possible, but
the changes here roughly cut the number of files compiled after 'touch
i915_reg.h' in half --- a good first step.

Cc: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220127234334.4016964-7-matthew.d.roper@intel.com
2022-02-02 07:59:54 -08:00

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/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2019 Intel Corporation
*/
#ifndef __INTEL_CRT_H__
#define __INTEL_CRT_H__
#include "i915_reg_defs.h"
enum pipe;
struct drm_encoder;
struct drm_i915_private;
bool intel_crt_port_enabled(struct drm_i915_private *dev_priv,
i915_reg_t adpa_reg, enum pipe *pipe);
void intel_crt_init(struct drm_i915_private *dev_priv);
void intel_crt_reset(struct drm_encoder *encoder);
#endif /* __INTEL_CRT_H__ */