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git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/intel: add shared step.h and switch i915 to use it
As the first step towards using shared definitions for step name
enumerations, add shared include/drm/intel/step.h and switch i915 to use
it.
Reviewed-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://patch.msgid.link/e76412a316ddff44dc46633d80e9caa5df54ed6b.1773663208.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
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drivers/gpu/drm/i915/intel_step.h
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drivers/gpu/drm/i915/intel_step.h
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#include <linux/types.h>
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#include <drm/intel/step.h>
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struct drm_i915_private;
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struct intel_step_info {
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*/
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u8 graphics_step; /* Represents the compute tile on Xe_HPC */
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u8 media_step;
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};
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#define STEP_ENUM_VAL(name) STEP_##name,
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-
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#define STEP_NAME_LIST(func) \
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func(A0) \
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func(A1) \
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func(A2) \
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func(A3) \
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func(B0) \
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func(B1) \
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func(B2) \
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func(B3) \
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func(C0) \
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func(C1) \
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func(C2) \
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func(C3) \
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func(D0) \
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func(D1) \
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func(D2) \
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func(D3) \
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func(E0) \
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func(E1) \
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func(E2) \
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func(E3) \
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func(F0) \
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func(F1) \
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func(F2) \
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func(F3) \
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func(G0) \
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func(G1) \
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func(G2) \
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func(G3) \
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func(H0) \
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func(H1) \
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func(H2) \
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func(H3) \
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func(I0) \
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func(I1) \
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func(I2) \
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func(I3) \
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func(J0) \
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func(J1) \
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func(J2) \
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func(J3)
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/*
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* Symbolic steppings that do not match the hardware. These are valid both as gt
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* and display steppings as symbolic names.
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*/
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enum intel_step {
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STEP_NONE = 0,
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STEP_NAME_LIST(STEP_ENUM_VAL)
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STEP_FUTURE,
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STEP_FOREVER,
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};
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void intel_step_init(struct drm_i915_private *i915);
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include/drm/intel/step.h
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include/drm/intel/step.h
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/* SPDX-License-Identifier: MIT */
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/* Copyright © 2026 Intel Corporation */
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#ifndef __STEP_H__
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#define __STEP_H__
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#define STEP_ENUM_VAL(name) STEP_##name,
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#define STEP_NAME_LIST(func) \
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func(A0) \
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func(A1) \
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func(A2) \
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func(A3) \
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func(B0) \
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func(B1) \
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func(B2) \
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func(B3) \
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func(C0) \
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func(C1) \
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func(C2) \
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func(C3) \
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func(D0) \
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func(D1) \
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func(D2) \
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func(D3) \
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func(E0) \
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func(E1) \
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func(E2) \
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func(E3) \
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func(F0) \
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func(F1) \
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func(F2) \
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func(F3) \
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func(G0) \
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func(G1) \
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func(G2) \
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func(G3) \
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func(H0) \
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func(H1) \
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func(H2) \
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func(H3) \
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func(I0) \
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func(I1) \
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func(I2) \
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func(I3) \
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func(J0) \
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func(J1) \
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func(J2) \
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func(J3)
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/*
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* Symbolic steppings that do not match the hardware. These are valid both as gt
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* and display steppings as symbolic names.
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*/
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enum intel_step {
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STEP_NONE = 0,
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STEP_NAME_LIST(STEP_ENUM_VAL)
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STEP_FUTURE,
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STEP_FOREVER,
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};
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#endif /* __STEP_H__ */