diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/uc/intel_guc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_guc.c | 126 |
1 files changed, 109 insertions, 17 deletions
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc.c index 5bab32fef120..447a976c9f25 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc.c @@ -184,6 +184,9 @@ void intel_guc_init_early(struct intel_guc *guc) guc->send_regs.count = GUC_MAX_MMIO_MSG_LEN; BUILD_BUG_ON(GUC_MAX_MMIO_MSG_LEN > SOFT_SCRATCH_COUNT); } + + intel_guc_enable_msg(guc, INTEL_GUC_RECV_MSG_EXCEPTION | + INTEL_GUC_RECV_MSG_CRASH_DUMP_POSTED); } void intel_guc_init_late(struct intel_guc *guc) @@ -224,32 +227,48 @@ static u32 guc_ctl_log_params_flags(struct intel_guc *guc) u32 flags; #if (((CRASH_BUFFER_SIZE) % SZ_1M) == 0) - #define UNIT SZ_1M - #define FLAG GUC_LOG_ALLOC_IN_MEGABYTE + #define LOG_UNIT SZ_1M + #define LOG_FLAG GUC_LOG_LOG_ALLOC_UNITS #else - #define UNIT SZ_4K - #define FLAG 0 + #define LOG_UNIT SZ_4K + #define LOG_FLAG 0 + #endif + + #if (((CAPTURE_BUFFER_SIZE) % SZ_1M) == 0) + #define CAPTURE_UNIT SZ_1M + #define CAPTURE_FLAG GUC_LOG_CAPTURE_ALLOC_UNITS + #else + #define CAPTURE_UNIT SZ_4K + #define CAPTURE_FLAG 0 #endif BUILD_BUG_ON(!CRASH_BUFFER_SIZE); - BUILD_BUG_ON(!IS_ALIGNED(CRASH_BUFFER_SIZE, UNIT)); + BUILD_BUG_ON(!IS_ALIGNED(CRASH_BUFFER_SIZE, LOG_UNIT)); BUILD_BUG_ON(!DEBUG_BUFFER_SIZE); - BUILD_BUG_ON(!IS_ALIGNED(DEBUG_BUFFER_SIZE, UNIT)); + BUILD_BUG_ON(!IS_ALIGNED(DEBUG_BUFFER_SIZE, LOG_UNIT)); + BUILD_BUG_ON(!CAPTURE_BUFFER_SIZE); + BUILD_BUG_ON(!IS_ALIGNED(CAPTURE_BUFFER_SIZE, CAPTURE_UNIT)); - BUILD_BUG_ON((CRASH_BUFFER_SIZE / UNIT - 1) > + BUILD_BUG_ON((CRASH_BUFFER_SIZE / LOG_UNIT - 1) > (GUC_LOG_CRASH_MASK >> GUC_LOG_CRASH_SHIFT)); - BUILD_BUG_ON((DEBUG_BUFFER_SIZE / UNIT - 1) > + BUILD_BUG_ON((DEBUG_BUFFER_SIZE / LOG_UNIT - 1) > (GUC_LOG_DEBUG_MASK >> GUC_LOG_DEBUG_SHIFT)); + BUILD_BUG_ON((CAPTURE_BUFFER_SIZE / CAPTURE_UNIT - 1) > + (GUC_LOG_CAPTURE_MASK >> GUC_LOG_CAPTURE_SHIFT)); flags = GUC_LOG_VALID | GUC_LOG_NOTIFY_ON_HALF_FULL | - FLAG | - ((CRASH_BUFFER_SIZE / UNIT - 1) << GUC_LOG_CRASH_SHIFT) | - ((DEBUG_BUFFER_SIZE / UNIT - 1) << GUC_LOG_DEBUG_SHIFT) | + CAPTURE_FLAG | + LOG_FLAG | + ((CRASH_BUFFER_SIZE / LOG_UNIT - 1) << GUC_LOG_CRASH_SHIFT) | + ((DEBUG_BUFFER_SIZE / LOG_UNIT - 1) << GUC_LOG_DEBUG_SHIFT) | + ((CAPTURE_BUFFER_SIZE / CAPTURE_UNIT - 1) << GUC_LOG_CAPTURE_SHIFT) | (offset << GUC_LOG_BUF_ADDR_SHIFT); - #undef UNIT - #undef FLAG + #undef LOG_UNIT + #undef LOG_FLAG + #undef CAPTURE_UNIT + #undef CAPTURE_FLAG return flags; } @@ -262,6 +281,26 @@ static u32 guc_ctl_ads_flags(struct intel_guc *guc) return flags; } +static u32 guc_ctl_wa_flags(struct intel_guc *guc) +{ + struct intel_gt *gt = guc_to_gt(guc); + u32 flags = 0; + + /* Wa_22012773006:gen11,gen12 < XeHP */ + if (GRAPHICS_VER(gt->i915) >= 11 && + GRAPHICS_VER_FULL(gt->i915) < IP_VER(12, 50)) + flags |= GUC_WA_POLLCS; + + return flags; +} + +static u32 guc_ctl_devid(struct intel_guc *guc) +{ + struct drm_i915_private *i915 = guc_to_gt(guc)->i915; + + return (INTEL_DEVID(i915) << 16) | INTEL_REVID(i915); +} + /* * Initialise the GuC parameter block before starting the firmware * transfer. These parameters are read by the firmware on startup @@ -278,6 +317,8 @@ static void guc_init_params(struct intel_guc *guc) params[GUC_CTL_FEATURE] = guc_ctl_feature_flags(guc); params[GUC_CTL_DEBUG] = guc_ctl_debug_flags(guc); params[GUC_CTL_ADS] = guc_ctl_ads_flags(guc); + params[GUC_CTL_WA] = guc_ctl_wa_flags(guc); + params[GUC_CTL_DEVID] = guc_ctl_devid(guc); for (i = 0; i < GUC_CTL_MAX_DWORDS; i++) DRM_DEBUG_DRIVER("param[%2d] = %#x\n", i, params[i]); @@ -515,9 +556,10 @@ int intel_guc_to_host_process_recv_msg(struct intel_guc *guc, /* Make sure to handle only enabled messages */ msg = payload[0] & guc->msg_enabled_mask; - if (msg & (INTEL_GUC_RECV_MSG_FLUSH_LOG_BUFFER | - INTEL_GUC_RECV_MSG_CRASH_DUMP_POSTED)) - intel_guc_log_handle_flush_event(&guc->log); + if (msg & INTEL_GUC_RECV_MSG_CRASH_DUMP_POSTED) + drm_err(&guc_to_gt(guc)->i915->drm, "Received early GuC crash dump notification!\n"); + if (msg & INTEL_GUC_RECV_MSG_EXCEPTION) + drm_err(&guc_to_gt(guc)->i915->drm, "Received early GuC exception notification!\n"); return 0; } @@ -551,7 +593,7 @@ int intel_guc_suspend(struct intel_guc *guc) { int ret; u32 action[] = { - INTEL_GUC_ACTION_RESET_CLIENT, + INTEL_GUC_ACTION_CLIENT_SOFT_RESET, }; if (!intel_guc_is_ready(guc)) @@ -715,6 +757,56 @@ int intel_guc_allocate_and_map_vma(struct intel_guc *guc, u32 size, return 0; } +static int __guc_action_self_cfg(struct intel_guc *guc, u16 key, u16 len, u64 value) +{ + u32 request[HOST2GUC_SELF_CFG_REQUEST_MSG_LEN] = { + FIELD_PREP(GUC_HXG_MSG_0_ORIGIN, GUC_HXG_ORIGIN_HOST) | + FIELD_PREP(GUC_HXG_MSG_0_TYPE, GUC_HXG_TYPE_REQUEST) | + FIELD_PREP(GUC_HXG_REQUEST_MSG_0_ACTION, GUC_ACTION_HOST2GUC_SELF_CFG), + FIELD_PREP(HOST2GUC_SELF_CFG_REQUEST_MSG_1_KLV_KEY, key) | + FIELD_PREP(HOST2GUC_SELF_CFG_REQUEST_MSG_1_KLV_LEN, len), + FIELD_PREP(HOST2GUC_SELF_CFG_REQUEST_MSG_2_VALUE32, lower_32_bits(value)), + FIELD_PREP(HOST2GUC_SELF_CFG_REQUEST_MSG_3_VALUE64, upper_32_bits(value)), + }; + int ret; + + GEM_BUG_ON(len > 2); + GEM_BUG_ON(len == 1 && upper_32_bits(value)); + + /* Self config must go over MMIO */ + ret = intel_guc_send_mmio(guc, request, ARRAY_SIZE(request), NULL, 0); + + if (unlikely(ret < 0)) + return ret; + if (unlikely(ret > 1)) + return -EPROTO; + if (unlikely(!ret)) + return -ENOKEY; + + return 0; +} + +static int __guc_self_cfg(struct intel_guc *guc, u16 key, u16 len, u64 value) +{ + struct drm_i915_private *i915 = guc_to_gt(guc)->i915; + int err = __guc_action_self_cfg(guc, key, len, value); + + if (unlikely(err)) + i915_probe_error(i915, "Unsuccessful self-config (%pe) key %#hx value %#llx\n", + ERR_PTR(err), key, value); + return err; +} + +int intel_guc_self_cfg32(struct intel_guc *guc, u16 key, u32 value) +{ + return __guc_self_cfg(guc, key, 1, value); +} + +int intel_guc_self_cfg64(struct intel_guc *guc, u16 key, u64 value) +{ + return __guc_self_cfg(guc, key, 2, value); +} + /** * intel_guc_load_status - dump information about GuC load status * @guc: the GuC |