Files
linux/drivers/gpu/drm/i915/gt/uc/intel_huc.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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C

/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2014-2019 Intel Corporation
*/
#ifndef _INTEL_HUC_H_
#define _INTEL_HUC_H_
#include "i915_reg_defs.h"
#include "intel_uc_fw.h"
#include "intel_huc_fw.h"
struct intel_huc {
/* Generic uC firmware management */
struct intel_uc_fw fw;
/* HuC-specific additions */
struct {
i915_reg_t reg;
u32 mask;
u32 value;
} status;
};
void intel_huc_init_early(struct intel_huc *huc);
int intel_huc_init(struct intel_huc *huc);
void intel_huc_fini(struct intel_huc *huc);
int intel_huc_auth(struct intel_huc *huc);
int intel_huc_check_status(struct intel_huc *huc);
static inline int intel_huc_sanitize(struct intel_huc *huc)
{
intel_uc_fw_sanitize(&huc->fw);
return 0;
}
static inline bool intel_huc_is_supported(struct intel_huc *huc)
{
return intel_uc_fw_is_supported(&huc->fw);
}
static inline bool intel_huc_is_wanted(struct intel_huc *huc)
{
return intel_uc_fw_is_enabled(&huc->fw);
}
static inline bool intel_huc_is_used(struct intel_huc *huc)
{
GEM_BUG_ON(__intel_uc_fw_status(&huc->fw) == INTEL_UC_FIRMWARE_SELECTED);
return intel_uc_fw_is_available(&huc->fw);
}
static inline bool intel_huc_is_authenticated(struct intel_huc *huc)
{
return intel_uc_fw_is_running(&huc->fw);
}
void intel_huc_load_status(struct intel_huc *huc, struct drm_printer *p);
#endif