| 1 | /* SPDX-License-Identifier: MIT */ |
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| 2 | /* |
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| 3 | * Copyright © 2020,2021 Intel Corporation |
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| 4 | */ |
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| 5 | |
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| 6 | #ifndef __INTEL_STEP_H__ |
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| 7 | #define __INTEL_STEP_H__ |
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| 8 | |
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| 9 | #include <linux/types.h> |
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| 10 | |
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| 11 | struct drm_i915_private; |
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| 12 | |
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| 13 | struct intel_step_info { |
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| 14 | /* |
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| 15 | * It is expected to have 4 number steps per letter. Deviation from |
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| 16 | * the expectation breaks gmd_to_intel_step(). |
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| 17 | */ |
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| 18 | u8 graphics_step; /* Represents the compute tile on Xe_HPC */ |
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| 19 | u8 display_step; |
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| 20 | u8 media_step; |
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| 21 | u8 basedie_step; |
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| 22 | }; |
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| 23 | |
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| 24 | #define STEP_ENUM_VAL(name) STEP_##name, |
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| 25 | |
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| 26 | #define STEP_NAME_LIST(func) \ |
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| 27 | func(A0) \ |
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| 28 | func(A1) \ |
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| 29 | func(A2) \ |
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| 30 | func(A3) \ |
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| 31 | func(B0) \ |
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| 32 | func(B1) \ |
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| 33 | func(B2) \ |
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| 34 | func(B3) \ |
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| 35 | func(C0) \ |
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| 36 | func(C1) \ |
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| 37 | func(C2) \ |
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| 38 | func(C3) \ |
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| 39 | func(D0) \ |
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| 40 | func(D1) \ |
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| 41 | func(D2) \ |
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| 42 | func(D3) \ |
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| 43 | func(E0) \ |
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| 44 | func(E1) \ |
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| 45 | func(E2) \ |
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| 46 | func(E3) \ |
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| 47 | func(F0) \ |
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| 48 | func(F1) \ |
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| 49 | func(F2) \ |
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| 50 | func(F3) \ |
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| 51 | func(G0) \ |
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| 52 | func(G1) \ |
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| 53 | func(G2) \ |
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| 54 | func(G3) \ |
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| 55 | func(H0) \ |
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| 56 | func(H1) \ |
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| 57 | func(H2) \ |
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| 58 | func(H3) \ |
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| 59 | func(I0) \ |
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| 60 | func(I1) \ |
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| 61 | func(I2) \ |
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| 62 | func(I3) \ |
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| 63 | func(J0) \ |
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| 64 | func(J1) \ |
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| 65 | func(J2) \ |
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| 66 | func(J3) |
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| 67 | |
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| 68 | /* |
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| 69 | * Symbolic steppings that do not match the hardware. These are valid both as gt |
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| 70 | * and display steppings as symbolic names. |
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| 71 | */ |
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| 72 | enum intel_step { |
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| 73 | STEP_NONE = 0, |
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| 74 | STEP_NAME_LIST(STEP_ENUM_VAL) |
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| 75 | STEP_FUTURE, |
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| 76 | STEP_FOREVER, |
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| 77 | }; |
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| 78 | |
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| 79 | void intel_step_init(struct drm_i915_private *i915); |
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| 80 | const char *intel_step_name(enum intel_step step); |
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| 81 | const char *intel_display_step_name(struct drm_i915_private *i915); |
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| 82 | |
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| 83 | #endif /* __INTEL_STEP_H__ */ |
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| 84 | |
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