diff options
Diffstat (limited to 'drivers/accel/ivpu/ivpu_drv.c')
| -rw-r--r-- | drivers/accel/ivpu/ivpu_drv.c | 40 |
1 files changed, 12 insertions, 28 deletions
diff --git a/drivers/accel/ivpu/ivpu_drv.c b/drivers/accel/ivpu/ivpu_drv.c index 39f6d1b98fd6a..51d3f1a55d024 100644 --- a/drivers/accel/ivpu/ivpu_drv.c +++ b/drivers/accel/ivpu/ivpu_drv.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (C) 2020-2023 Intel Corporation + * Copyright (C) 2020-2024 Intel Corporation */ #include <linux/firmware.h> @@ -131,22 +131,6 @@ static int ivpu_get_capabilities(struct ivpu_device *vdev, struct drm_ivpu_param return 0; } -static int ivpu_get_core_clock_rate(struct ivpu_device *vdev, u64 *clk_rate) -{ - int ret; - - ret = ivpu_rpm_get_if_active(vdev); - if (ret < 0) - return ret; - - *clk_rate = ret ? ivpu_hw_reg_pll_freq_get(vdev) : 0; - - if (ret) - ivpu_rpm_put(vdev); - - return 0; -} - static int ivpu_get_param_ioctl(struct drm_device *dev, void *data, struct drm_file *file) { struct ivpu_file_priv *file_priv = file->driver_priv; @@ -170,7 +154,7 @@ static int ivpu_get_param_ioctl(struct drm_device *dev, void *data, struct drm_f args->value = vdev->platform; break; case DRM_IVPU_PARAM_CORE_CLOCK_RATE: - ret = ivpu_get_core_clock_rate(vdev, &args->value); + args->value = ivpu_hw_ratio_to_freq(vdev, vdev->hw->pll.max_ratio); break; case DRM_IVPU_PARAM_NUM_CONTEXTS: args->value = ivpu_get_context_count(vdev); @@ -387,12 +371,15 @@ int ivpu_shutdown(struct ivpu_device *vdev) { int ret; - ivpu_prepare_for_reset(vdev); + /* Save PCI state before powering down as it sometimes gets corrupted if NPU hangs */ + pci_save_state(to_pci_dev(vdev->drm.dev)); ret = ivpu_hw_power_down(vdev); if (ret) ivpu_warn(vdev, "Failed to power down HW: %d\n", ret); + pci_set_power_state(to_pci_dev(vdev->drm.dev), PCI_D3hot); + return ret; } @@ -530,7 +517,7 @@ static int ivpu_dev_init(struct ivpu_device *vdev) vdev->context_xa_limit.min = IVPU_USER_CONTEXT_MIN_SSID; vdev->context_xa_limit.max = IVPU_USER_CONTEXT_MAX_SSID; atomic64_set(&vdev->unique_id_counter, 0); - xa_init_flags(&vdev->context_xa, XA_FLAGS_ALLOC); + xa_init_flags(&vdev->context_xa, XA_FLAGS_ALLOC | XA_FLAGS_LOCK_IRQ); xa_init_flags(&vdev->submitted_jobs_xa, XA_FLAGS_ALLOC1); xa_init_flags(&vdev->db_xa, XA_FLAGS_ALLOC1); lockdep_set_class(&vdev->submitted_jobs_xa.xa_lock, &submitted_jobs_xa_lock_class_key); @@ -560,11 +547,11 @@ static int ivpu_dev_init(struct ivpu_device *vdev) /* Power up early so the rest of init code can access VPU registers */ ret = ivpu_hw_power_up(vdev); if (ret) - goto err_power_down; + goto err_shutdown; ret = ivpu_mmu_global_context_init(vdev); if (ret) - goto err_power_down; + goto err_shutdown; ret = ivpu_mmu_init(vdev); if (ret) @@ -601,10 +588,8 @@ err_mmu_rctx_fini: ivpu_mmu_reserved_context_fini(vdev); err_mmu_gctx_fini: ivpu_mmu_global_context_fini(vdev); -err_power_down: - ivpu_hw_power_down(vdev); - if (IVPU_WA(d3hot_after_power_off)) - pci_set_power_state(to_pci_dev(vdev->drm.dev), PCI_D3hot); +err_shutdown: + ivpu_shutdown(vdev); err_xa_destroy: xa_destroy(&vdev->db_xa); xa_destroy(&vdev->submitted_jobs_xa); @@ -628,9 +613,8 @@ static void ivpu_bo_unbind_all_user_contexts(struct ivpu_device *vdev) static void ivpu_dev_fini(struct ivpu_device *vdev) { ivpu_pm_disable(vdev); + ivpu_prepare_for_reset(vdev); ivpu_shutdown(vdev); - if (IVPU_WA(d3hot_after_power_off)) - pci_set_power_state(to_pci_dev(vdev->drm.dev), PCI_D3hot); ivpu_jobs_abort_all(vdev); ivpu_job_done_consumer_fini(vdev); |