diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_step.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_step.c | 164 |
1 files changed, 37 insertions, 127 deletions
diff --git a/drivers/gpu/drm/i915/intel_step.c b/drivers/gpu/drm/i915/intel_step.c index b4162f1be765..285b96fadfd5 100644 --- a/drivers/gpu/drm/i915/intel_step.c +++ b/drivers/gpu/drm/i915/intel_step.c @@ -23,8 +23,7 @@ * use a macro to define these to make it easier to identify the platforms * where the two steppings can deviate. */ -#define COMMON_STEP(x) .graphics_step = STEP_##x, .display_step = STEP_##x, .media_step = STEP_##x -#define COMMON_GT_MEDIA_STEP(x) .graphics_step = STEP_##x, .media_step = STEP_##x +#define COMMON_STEP(x) .graphics_step = STEP_##x, .media_step = STEP_##x static const struct intel_step_info skl_revids[] = { [0x6] = { COMMON_STEP(G0) }, @@ -34,13 +33,13 @@ static const struct intel_step_info skl_revids[] = { }; static const struct intel_step_info kbl_revids[] = { - [1] = { COMMON_GT_MEDIA_STEP(B0), .display_step = STEP_B0 }, - [2] = { COMMON_GT_MEDIA_STEP(C0), .display_step = STEP_B0 }, - [3] = { COMMON_GT_MEDIA_STEP(D0), .display_step = STEP_B0 }, - [4] = { COMMON_GT_MEDIA_STEP(F0), .display_step = STEP_C0 }, - [5] = { COMMON_GT_MEDIA_STEP(C0), .display_step = STEP_B1 }, - [6] = { COMMON_GT_MEDIA_STEP(D1), .display_step = STEP_B1 }, - [7] = { COMMON_GT_MEDIA_STEP(G0), .display_step = STEP_C0 }, + [1] = { COMMON_STEP(B0) }, + [2] = { COMMON_STEP(C0) }, + [3] = { COMMON_STEP(D0) }, + [4] = { COMMON_STEP(F0) }, + [5] = { COMMON_STEP(C0) }, + [6] = { COMMON_STEP(D1) }, + [7] = { COMMON_STEP(G0) }, }; static const struct intel_step_info bxt_revids[] = { @@ -64,16 +63,16 @@ static const struct intel_step_info jsl_ehl_revids[] = { }; static const struct intel_step_info tgl_uy_revids[] = { - [0] = { COMMON_GT_MEDIA_STEP(A0), .display_step = STEP_A0 }, - [1] = { COMMON_GT_MEDIA_STEP(B0), .display_step = STEP_C0 }, - [2] = { COMMON_GT_MEDIA_STEP(B1), .display_step = STEP_C0 }, - [3] = { COMMON_GT_MEDIA_STEP(C0), .display_step = STEP_D0 }, + [0] = { COMMON_STEP(A0) }, + [1] = { COMMON_STEP(B0) }, + [2] = { COMMON_STEP(B1) }, + [3] = { COMMON_STEP(C0) }, }; /* Same GT stepping between tgl_uy_revids and tgl_revids don't mean the same HW */ static const struct intel_step_info tgl_revids[] = { - [0] = { COMMON_GT_MEDIA_STEP(A0), .display_step = STEP_B0 }, - [1] = { COMMON_GT_MEDIA_STEP(B0), .display_step = STEP_D0 }, + [0] = { COMMON_STEP(A0) }, + [1] = { COMMON_STEP(B0) }, }; static const struct intel_step_info rkl_revids[] = { @@ -88,56 +87,49 @@ static const struct intel_step_info dg1_revids[] = { }; static const struct intel_step_info adls_revids[] = { - [0x0] = { COMMON_GT_MEDIA_STEP(A0), .display_step = STEP_A0 }, - [0x1] = { COMMON_GT_MEDIA_STEP(A0), .display_step = STEP_A2 }, - [0x4] = { COMMON_GT_MEDIA_STEP(B0), .display_step = STEP_B0 }, - [0x8] = { COMMON_GT_MEDIA_STEP(C0), .display_step = STEP_B0 }, - [0xC] = { COMMON_GT_MEDIA_STEP(D0), .display_step = STEP_C0 }, + [0x0] = { COMMON_STEP(A0) }, + [0x1] = { COMMON_STEP(A0) }, + [0x4] = { COMMON_STEP(B0) }, + [0x8] = { COMMON_STEP(C0) }, + [0xC] = { COMMON_STEP(D0) }, }; static const struct intel_step_info adlp_revids[] = { - [0x0] = { COMMON_GT_MEDIA_STEP(A0), .display_step = STEP_A0 }, - [0x4] = { COMMON_GT_MEDIA_STEP(B0), .display_step = STEP_B0 }, - [0x8] = { COMMON_GT_MEDIA_STEP(C0), .display_step = STEP_C0 }, - [0xC] = { COMMON_GT_MEDIA_STEP(C0), .display_step = STEP_D0 }, -}; - -static const struct intel_step_info xehpsdv_revids[] = { - [0x0] = { COMMON_GT_MEDIA_STEP(A0) }, - [0x1] = { COMMON_GT_MEDIA_STEP(A1) }, - [0x4] = { COMMON_GT_MEDIA_STEP(B0) }, - [0x8] = { COMMON_GT_MEDIA_STEP(C0) }, + [0x0] = { COMMON_STEP(A0) }, + [0x4] = { COMMON_STEP(B0) }, + [0x8] = { COMMON_STEP(C0) }, + [0xC] = { COMMON_STEP(C0) }, }; static const struct intel_step_info dg2_g10_revid_step_tbl[] = { - [0x0] = { COMMON_GT_MEDIA_STEP(A0), .display_step = STEP_A0 }, - [0x1] = { COMMON_GT_MEDIA_STEP(A1), .display_step = STEP_A0 }, - [0x4] = { COMMON_GT_MEDIA_STEP(B0), .display_step = STEP_B0 }, - [0x8] = { COMMON_GT_MEDIA_STEP(C0), .display_step = STEP_C0 }, + [0x0] = { COMMON_STEP(A0) }, + [0x1] = { COMMON_STEP(A1) }, + [0x4] = { COMMON_STEP(B0) }, + [0x8] = { COMMON_STEP(C0) }, }; static const struct intel_step_info dg2_g11_revid_step_tbl[] = { - [0x0] = { COMMON_GT_MEDIA_STEP(A0), .display_step = STEP_B0 }, - [0x4] = { COMMON_GT_MEDIA_STEP(B0), .display_step = STEP_C0 }, - [0x5] = { COMMON_GT_MEDIA_STEP(B1), .display_step = STEP_C0 }, + [0x0] = { COMMON_STEP(A0) }, + [0x4] = { COMMON_STEP(B0) }, + [0x5] = { COMMON_STEP(B1) }, }; static const struct intel_step_info dg2_g12_revid_step_tbl[] = { - [0x0] = { COMMON_GT_MEDIA_STEP(A0), .display_step = STEP_C0 }, - [0x1] = { COMMON_GT_MEDIA_STEP(A1), .display_step = STEP_C0 }, + [0x0] = { COMMON_STEP(A0) }, + [0x1] = { COMMON_STEP(A1) }, }; static const struct intel_step_info adls_rpls_revids[] = { - [0x4] = { COMMON_GT_MEDIA_STEP(D0), .display_step = STEP_D0 }, - [0xC] = { COMMON_GT_MEDIA_STEP(D0), .display_step = STEP_C0 }, + [0x4] = { COMMON_STEP(D0) }, + [0xC] = { COMMON_STEP(D0) }, }; static const struct intel_step_info adlp_rplp_revids[] = { - [0x4] = { COMMON_GT_MEDIA_STEP(C0), .display_step = STEP_E0 }, + [0x4] = { COMMON_STEP(C0) }, }; static const struct intel_step_info adlp_n_revids[] = { - [0x0] = { COMMON_GT_MEDIA_STEP(A0), .display_step = STEP_D0 }, + [0x0] = { COMMON_STEP(A0) }, }; static u8 gmd_to_intel_step(struct drm_i915_private *i915, @@ -153,8 +145,6 @@ static u8 gmd_to_intel_step(struct drm_i915_private *i915, return step; } -static void pvc_step_init(struct drm_i915_private *i915, int pci_revid); - void intel_step_init(struct drm_i915_private *i915) { const struct intel_step_info *revids = NULL; @@ -167,21 +157,13 @@ void intel_step_init(struct drm_i915_private *i915) &RUNTIME_INFO(i915)->graphics.ip); step.media_step = gmd_to_intel_step(i915, &RUNTIME_INFO(i915)->media.ip); - step.display_step = STEP_A0 + DISPLAY_RUNTIME_INFO(i915)->ip.step; - if (step.display_step >= STEP_FUTURE) { - drm_dbg(&i915->drm, "Using future display steppings\n"); - step.display_step = STEP_FUTURE; - } RUNTIME_INFO(i915)->step = step; return; } - if (IS_PONTEVECCHIO(i915)) { - pvc_step_init(i915, revid); - return; - } else if (IS_DG2_G10(i915)) { + if (IS_DG2_G10(i915)) { revids = dg2_g10_revid_step_tbl; size = ARRAY_SIZE(dg2_g10_revid_step_tbl); } else if (IS_DG2_G11(i915)) { @@ -190,9 +172,6 @@ void intel_step_init(struct drm_i915_private *i915) } else if (IS_DG2_G12(i915)) { revids = dg2_g12_revid_step_tbl; size = ARRAY_SIZE(dg2_g12_revid_step_tbl); - } else if (IS_XEHPSDV(i915)) { - revids = xehpsdv_revids; - size = ARRAY_SIZE(xehpsdv_revids); } else if (IS_ALDERLAKE_P_N(i915)) { revids = adlp_n_revids; size = ARRAY_SIZE(adlp_n_revids); @@ -267,7 +246,6 @@ void intel_step_init(struct drm_i915_private *i915) } else { drm_dbg(&i915->drm, "Using future steppings\n"); step.graphics_step = STEP_FUTURE; - step.display_step = STEP_FUTURE; } } @@ -277,69 +255,6 @@ void intel_step_init(struct drm_i915_private *i915) RUNTIME_INFO(i915)->step = step; } -#define PVC_BD_REVID GENMASK(5, 3) -#define PVC_CT_REVID GENMASK(2, 0) - -static const int pvc_bd_subids[] = { - [0x0] = STEP_A0, - [0x3] = STEP_B0, - [0x4] = STEP_B1, - [0x5] = STEP_B3, -}; - -static const int pvc_ct_subids[] = { - [0x3] = STEP_A0, - [0x5] = STEP_B0, - [0x6] = STEP_B1, - [0x7] = STEP_C0, -}; - -static int -pvc_step_lookup(struct drm_i915_private *i915, const char *type, - const int *table, int size, int subid) -{ - if (subid < size && table[subid] != STEP_NONE) - return table[subid]; - - drm_warn(&i915->drm, "Unknown %s id 0x%02x\n", type, subid); - - /* - * As on other platforms, try to use the next higher ID if we land on a - * gap in the table. - */ - while (subid < size && table[subid] == STEP_NONE) - subid++; - - if (subid < size) { - drm_dbg(&i915->drm, "Using steppings for %s id 0x%02x\n", - type, subid); - return table[subid]; - } - - drm_dbg(&i915->drm, "Using future steppings\n"); - return STEP_FUTURE; -} - -/* - * PVC needs special handling since we don't lookup the - * revid in a table, but rather specific bitfields within - * the revid for various components. - */ -static void pvc_step_init(struct drm_i915_private *i915, int pci_revid) -{ - int ct_subid, bd_subid; - - bd_subid = FIELD_GET(PVC_BD_REVID, pci_revid); - ct_subid = FIELD_GET(PVC_CT_REVID, pci_revid); - - RUNTIME_INFO(i915)->step.basedie_step = - pvc_step_lookup(i915, "Base Die", pvc_bd_subids, - ARRAY_SIZE(pvc_bd_subids), bd_subid); - RUNTIME_INFO(i915)->step.graphics_step = - pvc_step_lookup(i915, "Compute Tile", pvc_ct_subids, - ARRAY_SIZE(pvc_ct_subids), ct_subid); -} - #define STEP_NAME_CASE(name) \ case STEP_##name: \ return #name; @@ -353,8 +268,3 @@ const char *intel_step_name(enum intel_step step) return "**"; } } - -const char *intel_display_step_name(struct drm_i915_private *i915) -{ - return intel_step_name(RUNTIME_INFO(i915)->step.display_step); -} |