diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_device_info.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_device_info.c | 1203 |
1 files changed, 249 insertions, 954 deletions
diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c index 8a635bd4d5d8..bbe3a24fe3d9 100644 --- a/drivers/gpu/drm/i915/intel_device_info.c +++ b/drivers/gpu/drm/i915/intel_device_info.c @@ -22,12 +22,16 @@ * */ +#include <linux/string_helpers.h> + #include <drm/drm_print.h> -#include <drm/i915_pciids.h> +#include <drm/intel/pciids.h> -#include "display/intel_cdclk.h" -#include "intel_device_info.h" +#include "gt/intel_gt_regs.h" #include "i915_drv.h" +#include "i915_reg.h" +#include "i915_utils.h" +#include "intel_device_info.h" #define PLATFORM_NAME(x) [INTEL_##x] = #x static const char * const platform_names[] = { @@ -57,10 +61,17 @@ static const char * const platform_names[] = { PLATFORM_NAME(KABYLAKE), PLATFORM_NAME(GEMINILAKE), PLATFORM_NAME(COFFEELAKE), - PLATFORM_NAME(CANNONLAKE), + PLATFORM_NAME(COMETLAKE), PLATFORM_NAME(ICELAKE), PLATFORM_NAME(ELKHARTLAKE), + PLATFORM_NAME(JASPERLAKE), PLATFORM_NAME(TIGERLAKE), + PLATFORM_NAME(ROCKETLAKE), + PLATFORM_NAME(DG1), + PLATFORM_NAME(ALDERLAKE_S), + PLATFORM_NAME(ALDERLAKE_P), + PLATFORM_NAME(DG2), + PLATFORM_NAME(METEORLAKE), }; #undef PLATFORM_NAME @@ -75,786 +86,134 @@ const char *intel_platform_name(enum intel_platform platform) return platform_names[platform]; } -static const char *iommu_name(void) +void intel_device_info_print(const struct intel_device_info *info, + const struct intel_runtime_info *runtime, + struct drm_printer *p) { - const char *msg = "n/a"; + if (runtime->graphics.ip.rel) + drm_printf(p, "graphics version: %u.%02u\n", + runtime->graphics.ip.ver, + runtime->graphics.ip.rel); + else + drm_printf(p, "graphics version: %u\n", + runtime->graphics.ip.ver); -#ifdef CONFIG_INTEL_IOMMU - msg = enableddisabled(intel_iommu_gfx_mapped); -#endif + if (runtime->media.ip.rel) + drm_printf(p, "media version: %u.%02u\n", + runtime->media.ip.ver, + runtime->media.ip.rel); + else + drm_printf(p, "media version: %u\n", + runtime->media.ip.ver); - return msg; -} + drm_printf(p, "graphics stepping: %s\n", intel_step_name(runtime->step.graphics_step)); + drm_printf(p, "media stepping: %s\n", intel_step_name(runtime->step.media_step)); -void intel_device_info_print_static(const struct intel_device_info *info, - struct drm_printer *p) -{ - drm_printf(p, "engines: %x\n", info->engine_mask); - drm_printf(p, "gen: %d\n", info->gen); drm_printf(p, "gt: %d\n", info->gt); - drm_printf(p, "iommu: %s\n", iommu_name()); - drm_printf(p, "memory-regions: %x\n", info->memory_regions); - drm_printf(p, "page-sizes: %x\n", info->page_sizes); + drm_printf(p, "memory-regions: 0x%x\n", info->memory_regions); + drm_printf(p, "page-sizes: 0x%x\n", runtime->page_sizes); drm_printf(p, "platform: %s\n", intel_platform_name(info->platform)); - drm_printf(p, "ppgtt-size: %d\n", info->ppgtt_size); - drm_printf(p, "ppgtt-type: %d\n", info->ppgtt_type); + drm_printf(p, "ppgtt-size: %d\n", runtime->ppgtt_size); + drm_printf(p, "ppgtt-type: %d\n", runtime->ppgtt_type); drm_printf(p, "dma_mask_size: %u\n", info->dma_mask_size); -#define PRINT_FLAG(name) drm_printf(p, "%s: %s\n", #name, yesno(info->name)); +#define PRINT_FLAG(name) drm_printf(p, "%s: %s\n", #name, str_yes_no(info->name)) DEV_INFO_FOR_EACH_FLAG(PRINT_FLAG); #undef PRINT_FLAG -#define PRINT_FLAG(name) drm_printf(p, "%s: %s\n", #name, yesno(info->display.name)); - DEV_INFO_DISPLAY_FOR_EACH_FLAG(PRINT_FLAG); -#undef PRINT_FLAG -} - -static void sseu_dump(const struct sseu_dev_info *sseu, struct drm_printer *p) -{ - int s; - - drm_printf(p, "slice total: %u, mask=%04x\n", - hweight8(sseu->slice_mask), sseu->slice_mask); - drm_printf(p, "subslice total: %u\n", intel_sseu_subslice_total(sseu)); - for (s = 0; s < sseu->max_slices; s++) { - drm_printf(p, "slice%d: %u subslices, mask=%08x\n", - s, intel_sseu_subslices_per_slice(sseu, s), - intel_sseu_get_subslices(sseu, s)); - } - drm_printf(p, "EU total: %u\n", sseu->eu_total); - drm_printf(p, "EU per subslice: %u\n", sseu->eu_per_subslice); - drm_printf(p, "has slice power gating: %s\n", - yesno(sseu->has_slice_pg)); - drm_printf(p, "has subslice power gating: %s\n", - yesno(sseu->has_subslice_pg)); - drm_printf(p, "has EU power gating: %s\n", yesno(sseu->has_eu_pg)); -} - -void intel_device_info_print_runtime(const struct intel_runtime_info *info, - struct drm_printer *p) -{ - sseu_dump(&info->sseu, p); - - drm_printf(p, "rawclk rate: %u kHz\n", info->rawclk_freq); - drm_printf(p, "CS timestamp frequency: %u Hz\n", - info->cs_timestamp_frequency_hz); -} - -static int sseu_eu_idx(const struct sseu_dev_info *sseu, int slice, - int subslice) -{ - int slice_stride = sseu->max_subslices * sseu->eu_stride; - - return slice * slice_stride + subslice * sseu->eu_stride; -} - -static u16 sseu_get_eus(const struct sseu_dev_info *sseu, int slice, - int subslice) -{ - int i, offset = sseu_eu_idx(sseu, slice, subslice); - u16 eu_mask = 0; - - for (i = 0; i < sseu->eu_stride; i++) { - eu_mask |= ((u16)sseu->eu_mask[offset + i]) << - (i * BITS_PER_BYTE); - } - - return eu_mask; -} - -static void sseu_set_eus(struct sseu_dev_info *sseu, int slice, int subslice, - u16 eu_mask) -{ - int i, offset = sseu_eu_idx(sseu, slice, subslice); - - for (i = 0; i < sseu->eu_stride; i++) { - sseu->eu_mask[offset + i] = - (eu_mask >> (BITS_PER_BYTE * i)) & 0xff; - } -} - -void intel_device_info_print_topology(const struct sseu_dev_info *sseu, - struct drm_printer *p) -{ - int s, ss; - - if (sseu->max_slices == 0) { - drm_printf(p, "Unavailable\n"); - return; - } - - for (s = 0; s < sseu->max_slices; s++) { - drm_printf(p, "slice%d: %u subslice(s) (0x%08x):\n", - s, intel_sseu_subslices_per_slice(sseu, s), - intel_sseu_get_subslices(sseu, s)); - - for (ss = 0; ss < sseu->max_subslices; ss++) { - u16 enabled_eus = sseu_get_eus(sseu, s, ss); - - drm_printf(p, "\tsubslice%d: %u EUs (0x%hx)\n", - ss, hweight16(enabled_eus), enabled_eus); - } - } -} - -static u16 compute_eu_total(const struct sseu_dev_info *sseu) -{ - u16 i, total = 0; - - for (i = 0; i < ARRAY_SIZE(sseu->eu_mask); i++) - total += hweight8(sseu->eu_mask[i]); - - return total; -} - -static void gen11_compute_sseu_info(struct sseu_dev_info *sseu, - u8 s_en, u32 ss_en, u16 eu_en) -{ - int s, ss; - - /* ss_en represents entire subslice mask across all slices */ - GEM_BUG_ON(sseu->max_slices * sseu->max_subslices > - sizeof(ss_en) * BITS_PER_BYTE); - - for (s = 0; s < sseu->max_slices; s++) { - if ((s_en & BIT(s)) == 0) - continue; - - sseu->slice_mask |= BIT(s); - - intel_sseu_set_subslices(sseu, s, ss_en); - - for (ss = 0; ss < sseu->max_subslices; ss++) - if (intel_sseu_has_subslice(sseu, s, ss)) - sseu_set_eus(sseu, s, ss, eu_en); - } - sseu->eu_per_subslice = hweight16(eu_en); - sseu->eu_total = compute_eu_total(sseu); -} - -static void gen12_sseu_info_init(struct drm_i915_private *dev_priv) -{ - struct sseu_dev_info *sseu = &RUNTIME_INFO(dev_priv)->sseu; - u8 s_en; - u32 dss_en; - u16 eu_en = 0; - u8 eu_en_fuse; - int eu; - - /* - * Gen12 has Dual-Subslices, which behave similarly to 2 gen11 SS. - * Instead of splitting these, provide userspace with an array - * of DSS to more closely represent the hardware resource. - */ - intel_sseu_set_info(sseu, 1, 6, 16); - - s_en = I915_READ(GEN11_GT_SLICE_ENABLE) & GEN11_GT_S_ENA_MASK; - - dss_en = I915_READ(GEN12_GT_DSS_ENABLE); - - /* one bit per pair of EUs */ - eu_en_fuse = ~(I915_READ(GEN11_EU_DISABLE) & GEN11_EU_DIS_MASK); - for (eu = 0; eu < sseu->max_eus_per_subslice / 2; eu++) - if (eu_en_fuse & BIT(eu)) - eu_en |= BIT(eu * 2) | BIT(eu * 2 + 1); - - gen11_compute_sseu_info(sseu, s_en, dss_en, eu_en); - - /* TGL only supports slice-level power gating */ - sseu->has_slice_pg = 1; -} - -static void gen11_sseu_info_init(struct drm_i915_private *dev_priv) -{ - struct sseu_dev_info *sseu = &RUNTIME_INFO(dev_priv)->sseu; - u8 s_en; - u32 ss_en; - u8 eu_en; - - if (IS_ELKHARTLAKE(dev_priv)) - intel_sseu_set_info(sseu, 1, 4, 8); - else - intel_sseu_set_info(sseu, 1, 8, 8); - - s_en = I915_READ(GEN11_GT_SLICE_ENABLE) & GEN11_GT_S_ENA_MASK; - ss_en = ~I915_READ(GEN11_GT_SUBSLICE_DISABLE); - eu_en = ~(I915_READ(GEN11_EU_DISABLE) & GEN11_EU_DIS_MASK); - - gen11_compute_sseu_info(sseu, s_en, ss_en, eu_en); - - /* ICL has no power gating restrictions. */ - sseu->has_slice_pg = 1; - sseu->has_subslice_pg = 1; - sseu->has_eu_pg = 1; -} - -static void gen10_sseu_info_init(struct drm_i915_private *dev_priv) -{ - struct sseu_dev_info *sseu = &RUNTIME_INFO(dev_priv)->sseu; - const u32 fuse2 = I915_READ(GEN8_FUSE2); - int s, ss; - const int eu_mask = 0xff; - u32 subslice_mask, eu_en; - - intel_sseu_set_info(sseu, 6, 4, 8); - - sseu->slice_mask = (fuse2 & GEN10_F2_S_ENA_MASK) >> - GEN10_F2_S_ENA_SHIFT; - - /* Slice0 */ - eu_en = ~I915_READ(GEN8_EU_DISABLE0); - for (ss = 0; ss < sseu->max_subslices; ss++) - sseu_set_eus(sseu, 0, ss, (eu_en >> (8 * ss)) & eu_mask); - /* Slice1 */ - sseu_set_eus(sseu, 1, 0, (eu_en >> 24) & eu_mask); - eu_en = ~I915_READ(GEN8_EU_DISABLE1); - sseu_set_eus(sseu, 1, 1, eu_en & eu_mask); - /* Slice2 */ - sseu_set_eus(sseu, 2, 0, (eu_en >> 8) & eu_mask); - sseu_set_eus(sseu, 2, 1, (eu_en >> 16) & eu_mask); - /* Slice3 */ - sseu_set_eus(sseu, 3, 0, (eu_en >> 24) & eu_mask); - eu_en = ~I915_READ(GEN8_EU_DISABLE2); - sseu_set_eus(sseu, 3, 1, eu_en & eu_mask); - /* Slice4 */ - sseu_set_eus(sseu, 4, 0, (eu_en >> 8) & eu_mask); - sseu_set_eus(sseu, 4, 1, (eu_en >> 16) & eu_mask); - /* Slice5 */ - sseu_set_eus(sseu, 5, 0, (eu_en >> 24) & eu_mask); - eu_en = ~I915_READ(GEN10_EU_DISABLE3); - sseu_set_eus(sseu, 5, 1, eu_en & eu_mask); - - subslice_mask = (1 << 4) - 1; - subslice_mask &= ~((fuse2 & GEN10_F2_SS_DIS_MASK) >> - GEN10_F2_SS_DIS_SHIFT); - - for (s = 0; s < sseu->max_slices; s++) { - u32 subslice_mask_with_eus = subslice_mask; - - for (ss = 0; ss < sseu->max_subslices; ss++) { - if (sseu_get_eus(sseu, s, ss) == 0) - subslice_mask_with_eus &= ~BIT(ss); - } - - /* - * Slice0 can have up to 3 subslices, but there are only 2 in - * slice1/2. - */ - intel_sseu_set_subslices(sseu, s, s == 0 ? - subslice_mask_with_eus : - subslice_mask_with_eus & 0x3); - } - - sseu->eu_total = compute_eu_total(sseu); - - /* - * CNL is expected to always have a uniform distribution - * of EU across subslices with the exception that any one - * EU in any one subslice may be fused off for die - * recovery. - */ - sseu->eu_per_subslice = intel_sseu_subslice_total(sseu) ? - DIV_ROUND_UP(sseu->eu_total, - intel_sseu_subslice_total(sseu)) : - 0; - - /* No restrictions on Power Gating */ - sseu->has_slice_pg = 1; - sseu->has_subslice_pg = 1; - sseu->has_eu_pg = 1; -} - -static void cherryview_sseu_info_init(struct drm_i915_private *dev_priv) -{ - struct sseu_dev_info *sseu = &RUNTIME_INFO(dev_priv)->sseu; - u32 fuse; - u8 subslice_mask = 0; - - fuse = I915_READ(CHV_FUSE_GT); - - sseu->slice_mask = BIT(0); - intel_sseu_set_info(sseu, 1, 2, 8); - - if (!(fuse & CHV_FGT_DISABLE_SS0)) { - u8 disabled_mask = - ((fuse & CHV_FGT_EU_DIS_SS0_R0_MASK) >> - CHV_FGT_EU_DIS_SS0_R0_SHIFT) | - (((fuse & CHV_FGT_EU_DIS_SS0_R1_MASK) >> - CHV_FGT_EU_DIS_SS0_R1_SHIFT) << 4); - - subslice_mask |= BIT(0); - sseu_set_eus(sseu, 0, 0, ~disabled_mask); - } - - if (!(fuse & CHV_FGT_DISABLE_SS1)) { - u8 disabled_mask = - ((fuse & CHV_FGT_EU_DIS_SS1_R0_MASK) >> - CHV_FGT_EU_DIS_SS1_R0_SHIFT) | - (((fuse & CHV_FGT_EU_DIS_SS1_R1_MASK) >> - CHV_FGT_EU_DIS_SS1_R1_SHIFT) << 4); - - subslice_mask |= BIT(1); - sseu_set_eus(sseu, 0, 1, ~disabled_mask); - } - - intel_sseu_set_subslices(sseu, 0, subslice_mask); - - sseu->eu_total = compute_eu_total(sseu); - - /* - * CHV expected to always have a uniform distribution of EU - * across subslices. - */ - sseu->eu_per_subslice = intel_sseu_subslice_total(sseu) ? - sseu->eu_total / - intel_sseu_subslice_total(sseu) : - 0; - /* - * CHV supports subslice power gating on devices with more than - * one subslice, and supports EU power gating on devices with - * more than one EU pair per subslice. - */ - sseu->has_slice_pg = 0; - sseu->has_subslice_pg = intel_sseu_subslice_total(sseu) > 1; - sseu->has_eu_pg = (sseu->eu_per_subslice > 2); + drm_printf(p, "has_pooled_eu: %s\n", str_yes_no(runtime->has_pooled_eu)); } -static void gen9_sseu_info_init(struct drm_i915_private *dev_priv) -{ - struct intel_device_info *info = mkwrite_device_info(dev_priv); - struct sseu_dev_info *sseu = &RUNTIME_INFO(dev_priv)->sseu; - int s, ss; - u32 fuse2, eu_disable, subslice_mask; - const u8 eu_mask = 0xff; - - fuse2 = I915_READ(GEN8_FUSE2); - sseu->slice_mask = (fuse2 & GEN8_F2_S_ENA_MASK) >> GEN8_F2_S_ENA_SHIFT; - - /* BXT has a single slice and at most 3 subslices. */ - intel_sseu_set_info(sseu, IS_GEN9_LP(dev_priv) ? 1 : 3, - IS_GEN9_LP(dev_priv) ? 3 : 4, 8); - - /* - * The subslice disable field is global, i.e. it applies - * to each of the enabled slices. - */ - subslice_mask = (1 << sseu->max_subslices) - 1; - subslice_mask &= ~((fuse2 & GEN9_F2_SS_DIS_MASK) >> - GEN9_F2_SS_DIS_SHIFT); - - /* - * Iterate through enabled slices and subslices to - * count the total enabled EU. - */ - for (s = 0; s < sseu->max_slices; s++) { - if (!(sseu->slice_mask & BIT(s))) - /* skip disabled slice */ - continue; - - intel_sseu_set_subslices(sseu, s, subslice_mask); - - eu_disable = I915_READ(GEN9_EU_DISABLE(s)); - for (ss = 0; ss < sseu->max_subslices; ss++) { - int eu_per_ss; - u8 eu_disabled_mask; - - if (!intel_sseu_has_subslice(sseu, s, ss)) - /* skip disabled subslice */ - continue; - - eu_disabled_mask = (eu_disable >> (ss * 8)) & eu_mask; - - sseu_set_eus(sseu, s, ss, ~eu_disabled_mask); - - eu_per_ss = sseu->max_eus_per_subslice - - hweight8(eu_disabled_mask); - - /* - * Record which subslice(s) has(have) 7 EUs. we - * can tune the hash used to spread work among - * subslices if they are unbalanced. - */ - if (eu_per_ss == 7) - sseu->subslice_7eu[s] |= BIT(ss); - } - } - - sseu->eu_total = compute_eu_total(sseu); - - /* - * SKL is expected to always have a uniform distribution - * of EU across subslices with the exception that any one - * EU in any one subslice may be fused off for die - * recovery. BXT is expected to be perfectly uniform in EU - * distribution. - */ - sseu->eu_per_subslice = intel_sseu_subslice_total(sseu) ? - DIV_ROUND_UP(sseu->eu_total, - intel_sseu_subslice_total(sseu)) : - 0; - /* - * SKL+ supports slice power gating on devices with more than - * one slice, and supports EU power gating on devices with - * more than one EU pair per subslice. BXT+ supports subslice - * power gating on devices with more than one subslice, and - * supports EU power gating on devices with more than one EU - * pair per subslice. - */ - sseu->has_slice_pg = - !IS_GEN9_LP(dev_priv) && hweight8(sseu->slice_mask) > 1; - sseu->has_subslice_pg = - IS_GEN9_LP(dev_priv) && intel_sseu_subslice_total(sseu) > 1; - sseu->has_eu_pg = sseu->eu_per_subslice > 2; - - if (IS_GEN9_LP(dev_priv)) { -#define IS_SS_DISABLED(ss) (!(sseu->subslice_mask[0] & BIT(ss))) - info->has_pooled_eu = hweight8(sseu->subslice_mask[0]) == 3; +#define ID(id) (id) - sseu->min_eu_in_pool = 0; - if (info->has_pooled_eu) { - if (IS_SS_DISABLED(2) || IS_SS_DISABLED(0)) - sseu->min_eu_in_pool = 3; - else if (IS_SS_DISABLED(1)) - sseu->min_eu_in_pool = 6; - else - sseu->min_eu_in_pool = 9; - } -#undef IS_SS_DISABLED - } -} - -static void bdw_sseu_info_init(struct drm_i915_private *dev_priv) -{ - struct sseu_dev_info *sseu = &RUNTIME_INFO(dev_priv)->sseu; - int s, ss; - u32 fuse2, subslice_mask, eu_disable[3]; /* s_max */ - - fuse2 = I915_READ(GEN8_FUSE2); - sseu->slice_mask = (fuse2 & GEN8_F2_S_ENA_MASK) >> GEN8_F2_S_ENA_SHIFT; - intel_sseu_set_info(sseu, 3, 3, 8); - - /* - * The subslice disable field is global, i.e. it applies - * to each of the enabled slices. - */ - subslice_mask = GENMASK(sseu->max_subslices - 1, 0); - subslice_mask &= ~((fuse2 & GEN8_F2_SS_DIS_MASK) >> - GEN8_F2_SS_DIS_SHIFT); - - eu_disable[0] = I915_READ(GEN8_EU_DISABLE0) & GEN8_EU_DIS0_S0_MASK; - eu_disable[1] = (I915_READ(GEN8_EU_DISABLE0) >> GEN8_EU_DIS0_S1_SHIFT) | - ((I915_READ(GEN8_EU_DISABLE1) & GEN8_EU_DIS1_S1_MASK) << - (32 - GEN8_EU_DIS0_S1_SHIFT)); - eu_disable[2] = (I915_READ(GEN8_EU_DISABLE1) >> GEN8_EU_DIS1_S2_SHIFT) | - ((I915_READ(GEN8_EU_DISABLE2) & GEN8_EU_DIS2_S2_MASK) << - (32 - GEN8_EU_DIS1_S2_SHIFT)); - - /* - * Iterate through enabled slices and subslices to - * count the total enabled EU. - */ - for (s = 0; s < sseu->max_slices; s++) { - if (!(sseu->slice_mask & BIT(s))) - /* skip disabled slice */ - continue; - - intel_sseu_set_subslices(sseu, s, subslice_mask); - - for (ss = 0; ss < sseu->max_subslices; ss++) { - u8 eu_disabled_mask; - u32 n_disabled; - - if (!intel_sseu_has_subslice(sseu, s, ss)) - /* skip disabled subslice */ - continue; - - eu_disabled_mask = - eu_disable[s] >> (ss * sseu->max_eus_per_subslice); - - sseu_set_eus(sseu, s, ss, ~eu_disabled_mask); - - n_disabled = hweight8(eu_disabled_mask); - - /* - * Record which subslices have 7 EUs. - */ - if (sseu->max_eus_per_subslice - n_disabled == 7) - sseu->subslice_7eu[s] |= 1 << ss; - } - } - - sseu->eu_total = compute_eu_total(sseu); - - /* - * BDW is expected to always have a uniform distribution of EU across - * subslices with the exception that any one EU in any one subslice may - * be fused off for die recovery. - */ - sseu->eu_per_subslice = intel_sseu_subslice_total(sseu) ? - DIV_ROUND_UP(sseu->eu_total, - intel_sseu_subslice_total(sseu)) : - 0; - - /* - * BDW supports slice power gating on devices with more than - * one slice. - */ - sseu->has_slice_pg = hweight8(sseu->slice_mask) > 1; - sseu->has_subslice_pg = 0; - sseu->has_eu_pg = 0; -} - -static void hsw_sseu_info_init(struct drm_i915_private *dev_priv) -{ - struct sseu_dev_info *sseu = &RUNTIME_INFO(dev_priv)->sseu; - u32 fuse1; - u8 subslice_mask = 0; - int s, ss; - - /* - * There isn't a register to tell us how many slices/subslices. We - * work off the PCI-ids here. - */ - switch (INTEL_INFO(dev_priv)->gt) { - default: - MISSING_CASE(INTEL_INFO(dev_priv)->gt); - /* fall through */ - case 1: - sseu->slice_mask = BIT(0); - subslice_mask = BIT(0); - break; - case 2: - sseu->slice_mask = BIT(0); - subslice_mask = BIT(0) | BIT(1); - break; - case 3: - sseu->slice_mask = BIT(0) | BIT(1); - subslice_mask = BIT(0) | BIT(1); - break; - } - - fuse1 = I915_READ(HSW_PAVP_FUSE1); - switch ((fuse1 & HSW_F1_EU_DIS_MASK) >> HSW_F1_EU_DIS_SHIFT) { - default: - MISSING_CASE((fuse1 & HSW_F1_EU_DIS_MASK) >> - HSW_F1_EU_DIS_SHIFT); - /* fall through */ - case HSW_F1_EU_DIS_10EUS: - sseu->eu_per_subslice = 10; - break; - case HSW_F1_EU_DIS_8EUS: - sseu->eu_per_subslice = 8; - break; - case HSW_F1_EU_DIS_6EUS: - sseu->eu_per_subslice = 6; - break; - } - - intel_sseu_set_info(sseu, hweight8(sseu->slice_mask), - hweight8(subslice_mask), - sseu->eu_per_subslice); - - for (s = 0; s < sseu->max_slices; s++) { - intel_sseu_set_subslices(sseu, s, subslice_mask); - - for (ss = 0; ss < sseu->max_subslices; ss++) { - sseu_set_eus(sseu, s, ss, - (1UL << sseu->eu_per_subslice) - 1); - } - } - - sseu->eu_total = compute_eu_total(sseu); - - /* No powergating for you. */ - sseu->has_slice_pg = 0; - sseu->has_subslice_pg = 0; - sseu->has_eu_pg = 0; -} - -static u32 read_reference_ts_freq(struct drm_i915_private *dev_priv) -{ - u32 ts_override = I915_READ(GEN9_TIMESTAMP_OVERRIDE); - u32 base_freq, frac_freq; - - base_freq = ((ts_override & GEN9_TIMESTAMP_OVERRIDE_US_COUNTER_DIVIDER_MASK) >> - GEN9_TIMESTAMP_OVERRIDE_US_COUNTER_DIVIDER_SHIFT) + 1; - base_freq *= 1000000; - - frac_freq = ((ts_override & - GEN9_TIMESTAMP_OVERRIDE_US_COUNTER_DENOMINATOR_MASK) >> - GEN9_TIMESTAMP_OVERRIDE_US_COUNTER_DENOMINATOR_SHIFT); - frac_freq = 1000000 / (frac_freq + 1); - - return base_freq + frac_freq; -} - -static u32 gen10_get_crystal_clock_freq(struct drm_i915_private *dev_priv, - u32 rpm_config_reg) -{ - u32 f19_2_mhz = 19200000; - u32 f24_mhz = 24000000; - u32 crystal_clock = (rpm_config_reg & - GEN9_RPM_CONFIG0_CRYSTAL_CLOCK_FREQ_MASK) >> - GEN9_RPM_CONFIG0_CRYSTAL_CLOCK_FREQ_SHIFT; - - switch (crystal_clock) { - case GEN9_RPM_CONFIG0_CRYSTAL_CLOCK_FREQ_19_2_MHZ: - return f19_2_mhz; - case GEN9_RPM_CONFIG0_CRYSTAL_CLOCK_FREQ_24_MHZ: - return f24_mhz; - default: - MISSING_CASE(crystal_clock); - return 0; - } -} - -static u32 gen11_get_crystal_clock_freq(struct drm_i915_private *dev_priv, - u32 rpm_config_reg) -{ - u32 f19_2_mhz = 19200000; - u32 f24_mhz = 24000000; - u32 f25_mhz = 25000000; - u32 f38_4_mhz = 38400000; - u32 crystal_clock = (rpm_config_reg & - GEN11_RPM_CONFIG0_CRYSTAL_CLOCK_FREQ_MASK) >> - GEN11_RPM_CONFIG0_CRYSTAL_CLOCK_FREQ_SHIFT; - - switch (crystal_clock) { - case GEN11_RPM_CONFIG0_CRYSTAL_CLOCK_FREQ_24_MHZ: - return f24_mhz; - case GEN11_RPM_CONFIG0_CRYSTAL_CLOCK_FREQ_19_2_MHZ: - return f19_2_mhz; - case GEN11_RPM_CONFIG0_CRYSTAL_CLOCK_FREQ_38_4_MHZ: - return f38_4_mhz; - case GEN11_RPM_CONFIG0_CRYSTAL_CLOCK_FREQ_25_MHZ: - return f25_mhz; - default: - MISSING_CASE(crystal_clock); - return 0; - } -} - -static u32 read_timestamp_frequency(struct drm_i915_private *dev_priv) -{ - u32 f12_5_mhz = 12500000; - u32 f19_2_mhz = 19200000; - u32 f24_mhz = 24000000; +static const u16 subplatform_ult_ids[] = { + INTEL_HSW_ULT_GT1_IDS(ID), + INTEL_HSW_ULT_GT2_IDS(ID), + INTEL_HSW_ULT_GT3_IDS(ID), + INTEL_BDW_ULT_GT1_IDS(ID), + INTEL_BDW_ULT_GT2_IDS(ID), + INTEL_BDW_ULT_GT3_IDS(ID), + INTEL_BDW_ULT_RSVD_IDS(ID), + INTEL_SKL_ULT_GT1_IDS(ID), + INTEL_SKL_ULT_GT2_IDS(ID), + INTEL_SKL_ULT_GT3_IDS(ID), + INTEL_KBL_ULT_GT1_IDS(ID), + INTEL_KBL_ULT_GT2_IDS(ID), + INTEL_KBL_ULT_GT3_IDS(ID), + INTEL_CFL_U_GT2_IDS(ID), + INTEL_CFL_U_GT3_IDS(ID), + INTEL_WHL_U_GT1_IDS(ID), + INTEL_WHL_U_GT2_IDS(ID), + INTEL_WHL_U_GT3_IDS(ID), + INTEL_CML_U_GT1_IDS(ID), + INTEL_CML_U_GT2_IDS(ID), +}; - if (INTEL_GEN(dev_priv) <= 4) { - /* PRMs say: - * - * "The value in this register increments once every 16 - * hclks." (through the “Clocking Configuration” - * (“CLKCFG”) MCHBAR register) - */ - return RUNTIME_INFO(dev_priv)->rawclk_freq * 1000 / 16; - } else if (INTEL_GEN(dev_priv) <= 8) { - /* PRMs say: - * - * "The PCU TSC counts 10ns increments; this timestamp - * reflects bits 38:3 of the TSC (i.e. 80ns granularity, - * rolling over every 1.5 hours). - */ - return f12_5_mhz; - } else if (INTEL_GEN(dev_priv) <= 9) { - u32 ctc_reg = I915_READ(CTC_MODE); - u32 freq = 0; +static const u16 subplatform_ulx_ids[] = { + INTEL_HSW_ULX_GT1_IDS(ID), + INTEL_HSW_ULX_GT2_IDS(ID), + INTEL_BDW_ULX_GT1_IDS(ID), + INTEL_BDW_ULX_GT2_IDS(ID), + INTEL_BDW_ULX_GT3_IDS(ID), + INTEL_BDW_ULX_RSVD_IDS(ID), + INTEL_SKL_ULX_GT1_IDS(ID), + INTEL_SKL_ULX_GT2_IDS(ID), + INTEL_KBL_ULX_GT1_IDS(ID), + INTEL_KBL_ULX_GT2_IDS(ID), + INTEL_AML_KBL_GT2_IDS(ID), + INTEL_AML_CFL_GT2_IDS(ID), +}; - if ((ctc_reg & CTC_SOURCE_PARAMETER_MASK) == CTC_SOURCE_DIVIDE_LOGIC) { - freq = read_reference_ts_freq(dev_priv); - } else { - freq = IS_GEN9_LP(dev_priv) ? f19_2_mhz : f24_mhz; +static const u16 subplatform_portf_ids[] = { + INTEL_ICL_PORT_F_IDS(ID), +}; - /* Now figure out how the command stream's timestamp - * register increments from this frequency (it might - * increment only every few clock cycle). - */ - freq >>= 3 - ((ctc_reg & CTC_SHIFT_PARAMETER_MASK) >> - CTC_SHIFT_PARAMETER_SHIFT); - } +static const u16 subplatform_uy_ids[] = { + INTEL_TGL_GT2_IDS(ID), +}; - return freq; - } else if (INTEL_GEN(dev_priv) <= 12) { - u32 ctc_reg = I915_READ(CTC_MODE); - u32 freq = 0; +static const u16 subplatform_n_ids[] = { + INTEL_ADLN_IDS(ID), +}; - /* First figure out the reference frequency. There are 2 ways - * we can compute the frequency, either through the - * TIMESTAMP_OVERRIDE register or through RPM_CONFIG. CTC_MODE - * tells us which one we should use. - */ - if ((ctc_reg & CTC_SOURCE_PARAMETER_MASK) == CTC_SOURCE_DIVIDE_LOGIC) { - freq = read_reference_ts_freq(dev_priv); - } else { - u32 rpm_config_reg = I915_READ(RPM_CONFIG0); +static const u16 subplatform_rpl_ids[] = { + INTEL_RPLS_IDS(ID), + INTEL_RPLU_IDS(ID), + INTEL_RPLP_IDS(ID), +}; - if (INTEL_GEN(dev_priv) <= 10) - freq = gen10_get_crystal_clock_freq(dev_priv, - rpm_config_reg); - else - freq = gen11_get_crystal_clock_freq(dev_priv, - rpm_config_reg); +static const u16 subplatform_rplu_ids[] = { + INTEL_RPLU_IDS(ID), +}; - /* Now figure out how the command stream's timestamp - * register increments from this frequency (it might - * increment only every few clock cycle). - */ - freq >>= 3 - ((rpm_config_reg & - GEN10_RPM_CONFIG0_CTC_SHIFT_PARAMETER_MASK) >> - GEN10_RPM_CONFIG0_CTC_SHIFT_PARAMETER_SHIFT); - } +static const u16 subplatform_g10_ids[] = { + INTEL_DG2_G10_IDS(ID), + INTEL_ATS_M150_IDS(ID), +}; - return freq; - } +static const u16 subplatform_g11_ids[] = { + INTEL_DG2_G11_IDS(ID), + INTEL_ATS_M75_IDS(ID), +}; - MISSING_CASE("Unknown gen, unable to read command streamer timestamp frequency\n"); - return 0; -} +static const u16 subplatform_g12_ids[] = { + INTEL_DG2_G12_IDS(ID), +}; -#undef INTEL_VGA_DEVICE -#define INTEL_VGA_DEVICE(id, info) (id) +static const u16 subplatform_dg2_d_ids[] = { + INTEL_DG2_D_IDS(ID), +}; -static const u16 subplatform_ult_ids[] = { - INTEL_HSW_ULT_GT1_IDS(0), - INTEL_HSW_ULT_GT2_IDS(0), - INTEL_HSW_ULT_GT3_IDS(0), - INTEL_BDW_ULT_GT1_IDS(0), - INTEL_BDW_ULT_GT2_IDS(0), - INTEL_BDW_ULT_GT3_IDS(0), - INTEL_BDW_ULT_RSVD_IDS(0), - INTEL_SKL_ULT_GT1_IDS(0), - INTEL_SKL_ULT_GT2_IDS(0), - INTEL_SKL_ULT_GT3_IDS(0), - INTEL_KBL_ULT_GT1_IDS(0), - INTEL_KBL_ULT_GT2_IDS(0), - INTEL_KBL_ULT_GT3_IDS(0), - INTEL_CFL_U_GT2_IDS(0), - INTEL_CFL_U_GT3_IDS(0), - INTEL_WHL_U_GT1_IDS(0), - INTEL_WHL_U_GT2_IDS(0), - INTEL_WHL_U_GT3_IDS(0), - INTEL_CML_U_GT1_IDS(0), - INTEL_CML_U_GT2_IDS(0), +static const u16 subplatform_arl_h_ids[] = { + INTEL_ARL_H_IDS(ID), }; -static const u16 subplatform_ulx_ids[] = { - INTEL_HSW_ULX_GT1_IDS(0), - INTEL_HSW_ULX_GT2_IDS(0), - INTEL_BDW_ULX_GT1_IDS(0), - INTEL_BDW_ULX_GT2_IDS(0), - INTEL_BDW_ULX_GT3_IDS(0), - INTEL_BDW_ULX_RSVD_IDS(0), - INTEL_SKL_ULX_GT1_IDS(0), - INTEL_SKL_ULX_GT2_IDS(0), - INTEL_KBL_ULX_GT1_IDS(0), - INTEL_KBL_ULX_GT2_IDS(0), - INTEL_AML_KBL_GT2_IDS(0), - INTEL_AML_CFL_GT2_IDS(0), +static const u16 subplatform_arl_u_ids[] = { + INTEL_ARL_U_IDS(ID), }; -static const u16 subplatform_portf_ids[] = { - INTEL_CNL_PORT_F_IDS(0), - INTEL_ICL_PORT_F_IDS(0), +static const u16 subplatform_arl_s_ids[] = { + INTEL_ARL_S_IDS(ID), }; static bool find_devid(u16 id, const u16 *p, unsigned int num) @@ -867,7 +226,7 @@ static bool find_devid(u16 id, const u16 *p, unsigned int num) return false; } -void intel_device_info_subplatform_init(struct drm_i915_private *i915) +static void intel_device_info_subplatform_init(struct drm_i915_private *i915) { const struct intel_device_info *info = INTEL_INFO(i915); const struct intel_runtime_info *rinfo = RUNTIME_INFO(i915); @@ -893,13 +252,124 @@ void intel_device_info_subplatform_init(struct drm_i915_private *i915) } else if (find_devid(devid, subplatform_portf_ids, ARRAY_SIZE(subplatform_portf_ids))) { mask = BIT(INTEL_SUBPLATFORM_PORTF); + } else if (find_devid(devid, subplatform_uy_ids, + ARRAY_SIZE(subplatform_uy_ids))) { + mask = BIT(INTEL_SUBPLATFORM_UY); + } else if (find_devid(devid, subplatform_n_ids, + ARRAY_SIZE(subplatform_n_ids))) { + mask = BIT(INTEL_SUBPLATFORM_N); + } else if (find_devid(devid, subplatform_rpl_ids, + ARRAY_SIZE(subplatform_rpl_ids))) { + mask = BIT(INTEL_SUBPLATFORM_RPL); + if (find_devid(devid, subplatform_rplu_ids, + ARRAY_SIZE(subplatform_rplu_ids))) + mask |= BIT(INTEL_SUBPLATFORM_RPLU); + } else if (find_devid(devid, subplatform_g10_ids, + ARRAY_SIZE(subplatform_g10_ids))) { + mask = BIT(INTEL_SUBPLATFORM_G10); + } else if (find_devid(devid, subplatform_g11_ids, + ARRAY_SIZE(subplatform_g11_ids))) { + mask = BIT(INTEL_SUBPLATFORM_G11); + } else if (find_devid(devid, subplatform_g12_ids, + ARRAY_SIZE(subplatform_g12_ids))) { + mask = BIT(INTEL_SUBPLATFORM_G12); + } else if (find_devid(devid, subplatform_arl_h_ids, + ARRAY_SIZE(subplatform_arl_h_ids))) { + mask = BIT(INTEL_SUBPLATFORM_ARL_H); + } else if (find_devid(devid, subplatform_arl_u_ids, + ARRAY_SIZE(subplatform_arl_u_ids))) { + mask = BIT(INTEL_SUBPLATFORM_ARL_U); + } else if (find_devid(devid, subplatform_arl_s_ids, + ARRAY_SIZE(subplatform_arl_s_ids))) { + mask = BIT(INTEL_SUBPLATFORM_ARL_S); } - GEM_BUG_ON(mask & ~INTEL_SUBPLATFORM_BITS); + /* DG2_D ids span across multiple DG2 subplatforms */ + if (find_devid(devid, subplatform_dg2_d_ids, + ARRAY_SIZE(subplatform_dg2_d_ids))) + mask |= BIT(INTEL_SUBPLATFORM_D); + + GEM_BUG_ON(mask & ~INTEL_SUBPLATFORM_MASK); RUNTIME_INFO(i915)->platform_mask[pi] |= mask; } +static void ip_ver_read(struct drm_i915_private *i915, u32 offset, struct intel_ip_version *ip) +{ + struct pci_dev *pdev = to_pci_dev(i915->drm.dev); + void __iomem *addr; + u32 val; + u8 expected_ver = ip->ver; + u8 expected_rel = ip->rel; + + addr = pci_iomap_range(pdev, 0, offset, sizeof(u32)); + if (drm_WARN_ON(&i915->drm, !addr)) + return; + + val = ioread32(addr); + pci_iounmap(pdev, addr); + + ip->ver = REG_FIELD_GET(GMD_ID_ARCH_MASK, val); + ip->rel = REG_FIELD_GET(GMD_ID_RELEASE_MASK, val); + ip->step = REG_FIELD_GET(GMD_ID_STEP, val); + + /* Sanity check against expected versions from device info */ + if (IP_VER(ip->ver, ip->rel) < IP_VER(expected_ver, expected_rel)) + drm_dbg(&i915->drm, + "Hardware reports GMD IP version %u.%u (REG[0x%x] = 0x%08x) but minimum expected is %u.%u\n", + ip->ver, ip->rel, offset, val, expected_ver, expected_rel); +} + +/* + * Setup the graphics version for the current device. This must be done before + * any code that performs checks on GRAPHICS_VER or DISPLAY_VER, so this + * function should be called very early in the driver initialization sequence. + * + * Regular MMIO access is not yet setup at the point this function is called so + * we peek at the appropriate MMIO offset directly. The GMD_ID register is + * part of an 'always on' power well by design, so we don't need to worry about + * forcewake while reading it. + */ +static void intel_ipver_early_init(struct drm_i915_private *i915) +{ + struct intel_runtime_info *runtime = RUNTIME_INFO(i915); + + if (!HAS_GMD_ID(i915)) { + drm_WARN_ON(&i915->drm, RUNTIME_INFO(i915)->graphics.ip.ver > 12); + /* + * On older platforms, graphics and media share the same ip + * version and release. + */ + RUNTIME_INFO(i915)->media.ip = + RUNTIME_INFO(i915)->graphics.ip; + return; + } + + ip_ver_read(i915, i915_mmio_reg_offset(GMD_ID_GRAPHICS), + &runtime->graphics.ip); + /* Wa_22012778468 */ + if (runtime->graphics.ip.ver == 0x0 && + INTEL_INFO(i915)->platform == INTEL_METEORLAKE) { + RUNTIME_INFO(i915)->graphics.ip.ver = 12; + RUNTIME_INFO(i915)->graphics.ip.rel = 70; + } + ip_ver_read(i915, i915_mmio_reg_offset(GMD_ID_MEDIA), + &runtime->media.ip); +} + +/** + * intel_device_info_runtime_init_early - initialize early runtime info + * @i915: the i915 device + * + * Determine early intel_device_info fields at runtime. This function needs + * to be called before the MMIO has been setup. + */ +void intel_device_info_runtime_init_early(struct drm_i915_private *i915) +{ + intel_ipver_early_init(i915); + intel_device_info_subplatform_init(i915); +} + /** * intel_device_info_runtime_init - initialize runtime info * @dev_priv: the i915 device @@ -918,217 +388,42 @@ void intel_device_info_subplatform_init(struct drm_i915_private *i915) */ void intel_device_info_runtime_init(struct drm_i915_private *dev_priv) { - struct intel_device_info *info = mkwrite_device_info(dev_priv); struct intel_runtime_info *runtime = RUNTIME_INFO(dev_priv); - enum pipe pipe; - - if (INTEL_GEN(dev_priv) >= 10) { - for_each_pipe(dev_priv, pipe) - runtime->num_scalers[pipe] = 2; - } else if (IS_GEN(dev_priv, 9)) { - runtime->num_scalers[PIPE_A] = 2; - runtime->num_scalers[PIPE_B] = 2; - runtime->num_scalers[PIPE_C] = 1; - } BUILD_BUG_ON(BITS_PER_TYPE(intel_engine_mask_t) < I915_NUM_ENGINES); - if (INTEL_GEN(dev_priv) >= 11) - for_each_pipe(dev_priv, pipe) - runtime->num_sprites[pipe] = 6; - else if (IS_GEN(dev_priv, 10) || IS_GEMINILAKE(dev_priv)) - for_each_pipe(dev_priv, pipe) - runtime->num_sprites[pipe] = 3; - else if (IS_BROXTON(dev_priv)) { - /* - * Skylake and Broxton currently don't expose the topmost plane as its - * use is exclusive with the legacy cursor and we only want to expose - * one of those, not both. Until we can safely expose the topmost plane - * as a DRM_PLANE_TYPE_CURSOR with all the features exposed/supported, - * we don't expose the topmost plane at all to prevent ABI breakage - * down the line. - */ - - runtime->num_sprites[PIPE_A] = 2; - runtime->num_sprites[PIPE_B] = 2; - runtime->num_sprites[PIPE_C] = 1; - } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { - for_each_pipe(dev_priv, pipe) - runtime->num_sprites[pipe] = 2; - } else if (INTEL_GEN(dev_priv) >= 5 || IS_G4X(dev_priv)) { - for_each_pipe(dev_priv, pipe) - runtime->num_sprites[pipe] = 1; - } - - if (HAS_DISPLAY(dev_priv) && IS_GEN_RANGE(dev_priv, 7, 8) && - HAS_PCH_SPLIT(dev_priv)) { - u32 fuse_strap = I915_READ(FUSE_STRAP); - u32 sfuse_strap = I915_READ(SFUSE_STRAP); - - /* - * SFUSE_STRAP is supposed to have a bit signalling the display - * is fused off. Unfortunately it seems that, at least in - * certain cases, fused off display means that PCH display - * reads don't land anywhere. In that case, we read 0s. - * - * On CPT/PPT, we can detect this case as SFUSE_STRAP_FUSE_LOCK - * should be set when taking over after the firmware. - */ - if (fuse_strap & ILK_INTERNAL_DISPLAY_DISABLE || - sfuse_strap & SFUSE_STRAP_DISPLAY_DISABLED || - (HAS_PCH_CPT(dev_priv) && - !(sfuse_strap & SFUSE_STRAP_FUSE_LOCK))) { - drm_info(&dev_priv->drm, - "Display fused off, disabling\n"); - info->pipe_mask = 0; - info->cpu_transcoder_mask = 0; - } else if (fuse_strap & IVB_PIPE_C_DISABLE) { - drm_info(&dev_priv->drm, "PipeC fused off\n"); - info->pipe_mask &= ~BIT(PIPE_C); - info->cpu_transcoder_mask &= ~BIT(TRANSCODER_C); - } - } else if (HAS_DISPLAY(dev_priv) && INTEL_GEN(dev_priv) >= 9) { - u32 dfsm = I915_READ(SKL_DFSM); - - if (dfsm & SKL_DFSM_PIPE_A_DISABLE) { - info->pipe_mask &= ~BIT(PIPE_A); - info->cpu_transcoder_mask &= ~BIT(TRANSCODER_A); - } - if (dfsm & SKL_DFSM_PIPE_B_DISABLE) { - info->pipe_mask &= ~BIT(PIPE_B); - info->cpu_transcoder_mask &= ~BIT(TRANSCODER_B); - } - if (dfsm & SKL_DFSM_PIPE_C_DISABLE) { - info->pipe_mask &= ~BIT(PIPE_C); - info->cpu_transcoder_mask &= ~BIT(TRANSCODER_C); - } - if (INTEL_GEN(dev_priv) >= 12 && - (dfsm & TGL_DFSM_PIPE_D_DISABLE)) { - info->pipe_mask &= ~BIT(PIPE_D); - info->cpu_transcoder_mask &= ~BIT(TRANSCODER_D); - } - - if (dfsm & SKL_DFSM_DISPLAY_HDCP_DISABLE) - info->display.has_hdcp = 0; - - if (dfsm & SKL_DFSM_DISPLAY_PM_DISABLE) - info->display.has_fbc = 0; - - if (INTEL_GEN(dev_priv) >= 11 && (dfsm & ICL_DFSM_DMC_DISABLE)) - info->display.has_csr = 0; - - if (INTEL_GEN(dev_priv) >= 10 && - (dfsm & CNL_DFSM_DISPLAY_DSC_DISABLE)) - info->display.has_dsc = 0; - } - - /* Initialize slice/subslice/EU info */ - if (IS_HASWELL(dev_priv)) - hsw_sseu_info_init(dev_priv); - else if (IS_CHERRYVIEW(dev_priv)) - cherryview_sseu_info_init(dev_priv); - else if (IS_BROADWELL(dev_priv)) - bdw_sseu_info_init(dev_priv); - else if (IS_GEN(dev_priv, 9)) - gen9_sseu_info_init(dev_priv); - else if (IS_GEN(dev_priv, 10)) - gen10_sseu_info_init(dev_priv); - else if (IS_GEN(dev_priv, 11)) - gen11_sseu_info_init(dev_priv); - else if (INTEL_GEN(dev_priv) >= 12) - gen12_sseu_info_init(dev_priv); - - if (IS_GEN(dev_priv, 6) && intel_vtd_active()) { + if (GRAPHICS_VER(dev_priv) == 6 && i915_vtd_active(dev_priv)) { drm_info(&dev_priv->drm, "Disabling ppGTT for VT-d support\n"); - info->ppgtt_type = INTEL_PPGTT_NONE; - } - - runtime->rawclk_freq = intel_read_rawclk(dev_priv); - drm_dbg(&dev_priv->drm, "rawclk rate: %d kHz\n", runtime->rawclk_freq); - - /* Initialize command stream timestamp frequency */ - runtime->cs_timestamp_frequency_hz = - read_timestamp_frequency(dev_priv); - if (runtime->cs_timestamp_frequency_hz) { - runtime->cs_timestamp_period_ns = - i915_cs_timestamp_ticks_to_ns(dev_priv, 1); - drm_dbg(&dev_priv->drm, - "CS timestamp wraparound in %lldms\n", - div_u64(mul_u32_u32(runtime->cs_timestamp_period_ns, - S32_MAX), - USEC_PER_SEC)); + runtime->ppgtt_type = INTEL_PPGTT_NONE; } } -void intel_driver_caps_print(const struct intel_driver_caps *caps, - struct drm_printer *p) -{ - drm_printf(p, "Has logical contexts? %s\n", - yesno(caps->has_logical_contexts)); - drm_printf(p, "scheduler: %x\n", caps->scheduler); -} - /* - * Determine which engines are fused off in our particular hardware. Since the - * fuse register is in the blitter powerwell, we need forcewake to be ready at - * this point (but later we need to prune the forcewake domains for engines that - * are indeed fused off). + * Set up device info and initial runtime info at driver create. + * + * Note: i915 is only an allocated blob of memory at this point. */ -void intel_device_info_init_mmio(struct drm_i915_private *dev_priv) +void intel_device_info_driver_create(struct drm_i915_private *i915, + u16 device_id, + const struct intel_device_info *match_info) { - struct intel_device_info *info = mkwrite_device_info(dev_priv); - unsigned int logical_vdbox = 0; - unsigned int i; - u32 media_fuse; - u16 vdbox_mask; - u16 vebox_mask; - - if (INTEL_GEN(dev_priv) < 11) - return; - - media_fuse = ~I915_READ(GEN11_GT_VEBOX_VDBOX_DISABLE); + struct intel_runtime_info *runtime; - vdbox_mask = media_fuse & GEN11_GT_VDBOX_DISABLE_MASK; - vebox_mask = (media_fuse & GEN11_GT_VEBOX_DISABLE_MASK) >> - GEN11_GT_VEBOX_DISABLE_SHIFT; + /* Setup INTEL_INFO() */ + i915->__info = match_info; - for (i = 0; i < I915_MAX_VCS; i++) { - if (!HAS_ENGINE(dev_priv, _VCS(i))) { - vdbox_mask &= ~BIT(i); - continue; - } - - if (!(BIT(i) & vdbox_mask)) { - info->engine_mask &= ~BIT(_VCS(i)); - drm_dbg(&dev_priv->drm, "vcs%u fused off\n", i); - continue; - } - - /* - * In Gen11, only even numbered logical VDBOXes are - * hooked up to an SFC (Scaler & Format Converter) unit. - * In TGL each VDBOX has access to an SFC. - */ - if (INTEL_GEN(dev_priv) >= 12 || logical_vdbox++ % 2 == 0) - RUNTIME_INFO(dev_priv)->vdbox_sfc_access |= BIT(i); - } - drm_dbg(&dev_priv->drm, "vdbox enable: %04x, instances: %04lx\n", - vdbox_mask, VDBOX_MASK(dev_priv)); - GEM_BUG_ON(vdbox_mask != VDBOX_MASK(dev_priv)); + /* Initialize initial runtime info from static const data and pdev. */ + runtime = RUNTIME_INFO(i915); + memcpy(runtime, &INTEL_INFO(i915)->__runtime, sizeof(*runtime)); - for (i = 0; i < I915_MAX_VECS; i++) { - if (!HAS_ENGINE(dev_priv, _VECS(i))) { - vebox_mask &= ~BIT(i); - continue; - } + runtime->device_id = device_id; +} - if (!(BIT(i) & vebox_mask)) { - info->engine_mask &= ~BIT(_VECS(i)); - drm_dbg(&dev_priv->drm, "vecs%u fused off\n", i); - } - } - drm_dbg(&dev_priv->drm, "vebox enable: %04x, instances: %04lx\n", - vebox_mask, VEBOX_MASK(dev_priv)); - GEM_BUG_ON(vebox_mask != VEBOX_MASK(dev_priv)); +void intel_driver_caps_print(const struct intel_driver_caps *caps, + struct drm_printer *p) +{ + drm_printf(p, "Has logical contexts? %s\n", + str_yes_no(caps->has_logical_contexts)); + drm_printf(p, "scheduler: 0x%x\n", caps->scheduler); } |