898 lines
27 KiB
C
898 lines
27 KiB
C
/*
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* Copyright 2008 Advanced Micro Devices, Inc.
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* Copyright 2008 Red Hat Inc.
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* Copyright 2009 Jerome Glisse.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Dave Airlie
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* Alex Deucher
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* Jerome Glisse
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*/
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#include <drm/drmP.h>
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#include "amdgpu.h"
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#include <drm/amdgpu_drm.h>
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#include "amdgpu_uvd.h"
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#include "amdgpu_vce.h"
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#include <linux/vga_switcheroo.h>
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#include <linux/slab.h>
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#include <linux/pm_runtime.h>
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#include "amdgpu_amdkfd.h"
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#if defined(CONFIG_VGA_SWITCHEROO)
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bool amdgpu_has_atpx(void);
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#else
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static inline bool amdgpu_has_atpx(void) { return false; }
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#endif
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/**
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* amdgpu_driver_unload_kms - Main unload function for KMS.
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*
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* @dev: drm dev pointer
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*
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* This is the main unload function for KMS (all asics).
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* Returns 0 on success.
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*/
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int amdgpu_driver_unload_kms(struct drm_device *dev)
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{
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struct amdgpu_device *adev = dev->dev_private;
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if (adev == NULL)
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return 0;
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if (adev->rmmio == NULL)
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goto done_free;
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pm_runtime_get_sync(dev->dev);
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amdgpu_amdkfd_device_fini(adev);
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amdgpu_acpi_fini(adev);
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amdgpu_device_fini(adev);
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done_free:
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kfree(adev);
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dev->dev_private = NULL;
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return 0;
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}
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/**
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* amdgpu_driver_load_kms - Main load function for KMS.
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*
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* @dev: drm dev pointer
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* @flags: device flags
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*
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* This is the main load function for KMS (all asics).
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* Returns 0 on success, error on failure.
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*/
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int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
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{
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struct amdgpu_device *adev;
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int r, acpi_status;
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adev = kzalloc(sizeof(struct amdgpu_device), GFP_KERNEL);
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if (adev == NULL) {
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return -ENOMEM;
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}
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dev->dev_private = (void *)adev;
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if ((amdgpu_runtime_pm != 0) &&
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amdgpu_has_atpx() &&
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((flags & AMD_IS_APU) == 0))
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flags |= AMD_IS_PX;
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/* amdgpu_device_init should report only fatal error
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* like memory allocation failure or iomapping failure,
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* or memory manager initialization failure, it must
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* properly initialize the GPU MC controller and permit
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* VRAM allocation
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*/
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r = amdgpu_device_init(adev, dev, dev->pdev, flags);
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if (r) {
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dev_err(&dev->pdev->dev, "Fatal error during GPU init\n");
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goto out;
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}
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/* Call ACPI methods: require modeset init
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* but failure is not fatal
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*/
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if (!r) {
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acpi_status = amdgpu_acpi_init(adev);
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if (acpi_status)
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dev_dbg(&dev->pdev->dev,
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"Error during ACPI methods call\n");
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}
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amdgpu_amdkfd_load_interface(adev);
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amdgpu_amdkfd_device_probe(adev);
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amdgpu_amdkfd_device_init(adev);
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if (amdgpu_device_is_px(dev)) {
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pm_runtime_use_autosuspend(dev->dev);
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pm_runtime_set_autosuspend_delay(dev->dev, 5000);
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pm_runtime_set_active(dev->dev);
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pm_runtime_allow(dev->dev);
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pm_runtime_mark_last_busy(dev->dev);
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pm_runtime_put_autosuspend(dev->dev);
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}
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out:
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if (r)
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amdgpu_driver_unload_kms(dev);
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return r;
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}
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static int amdgpu_firmware_info(struct drm_amdgpu_info_firmware *fw_info,
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struct drm_amdgpu_query_fw *query_fw,
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struct amdgpu_device *adev)
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{
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switch (query_fw->fw_type) {
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case AMDGPU_INFO_FW_VCE:
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fw_info->ver = adev->vce.fw_version;
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fw_info->feature = adev->vce.fb_version;
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break;
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case AMDGPU_INFO_FW_UVD:
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fw_info->ver = adev->uvd.fw_version;
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fw_info->feature = 0;
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break;
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case AMDGPU_INFO_FW_GMC:
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fw_info->ver = adev->mc.fw_version;
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fw_info->feature = 0;
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break;
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case AMDGPU_INFO_FW_GFX_ME:
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fw_info->ver = adev->gfx.me_fw_version;
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fw_info->feature = adev->gfx.me_feature_version;
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break;
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case AMDGPU_INFO_FW_GFX_PFP:
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fw_info->ver = adev->gfx.pfp_fw_version;
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fw_info->feature = adev->gfx.pfp_feature_version;
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break;
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case AMDGPU_INFO_FW_GFX_CE:
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fw_info->ver = adev->gfx.ce_fw_version;
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fw_info->feature = adev->gfx.ce_feature_version;
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break;
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case AMDGPU_INFO_FW_GFX_RLC:
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fw_info->ver = adev->gfx.rlc_fw_version;
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fw_info->feature = adev->gfx.rlc_feature_version;
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break;
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case AMDGPU_INFO_FW_GFX_MEC:
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if (query_fw->index == 0) {
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fw_info->ver = adev->gfx.mec_fw_version;
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fw_info->feature = adev->gfx.mec_feature_version;
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} else if (query_fw->index == 1) {
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fw_info->ver = adev->gfx.mec2_fw_version;
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fw_info->feature = adev->gfx.mec2_feature_version;
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} else
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return -EINVAL;
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break;
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case AMDGPU_INFO_FW_SMC:
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fw_info->ver = adev->pm.fw_version;
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fw_info->feature = 0;
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break;
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case AMDGPU_INFO_FW_SDMA:
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if (query_fw->index >= adev->sdma.num_instances)
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return -EINVAL;
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fw_info->ver = adev->sdma.instance[query_fw->index].fw_version;
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fw_info->feature = adev->sdma.instance[query_fw->index].feature_version;
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break;
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default:
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return -EINVAL;
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}
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return 0;
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}
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/*
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* Userspace get information ioctl
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*/
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/**
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* amdgpu_info_ioctl - answer a device specific request.
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*
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* @adev: amdgpu device pointer
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* @data: request object
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* @filp: drm filp
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*
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* This function is used to pass device specific parameters to the userspace
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* drivers. Examples include: pci device id, pipeline parms, tiling params,
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* etc. (all asics).
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* Returns 0 on success, -EINVAL on failure.
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*/
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static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
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{
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struct amdgpu_device *adev = dev->dev_private;
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struct drm_amdgpu_info *info = data;
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struct amdgpu_mode_info *minfo = &adev->mode_info;
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void __user *out = (void __user *)(long)info->return_pointer;
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uint32_t size = info->return_size;
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struct drm_crtc *crtc;
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uint32_t ui32 = 0;
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uint64_t ui64 = 0;
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int i, found;
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if (!info->return_size || !info->return_pointer)
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return -EINVAL;
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switch (info->query) {
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case AMDGPU_INFO_ACCEL_WORKING:
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ui32 = adev->accel_working;
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return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
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case AMDGPU_INFO_CRTC_FROM_ID:
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for (i = 0, found = 0; i < adev->mode_info.num_crtc; i++) {
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crtc = (struct drm_crtc *)minfo->crtcs[i];
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if (crtc && crtc->base.id == info->mode_crtc.id) {
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struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
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ui32 = amdgpu_crtc->crtc_id;
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found = 1;
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break;
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}
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}
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if (!found) {
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DRM_DEBUG_KMS("unknown crtc id %d\n", info->mode_crtc.id);
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return -EINVAL;
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}
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return copy_to_user(out, &ui32, min(size, 4u)) ? -EFAULT : 0;
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case AMDGPU_INFO_HW_IP_INFO: {
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struct drm_amdgpu_info_hw_ip ip = {};
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enum amd_ip_block_type type;
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uint32_t ring_mask = 0;
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uint32_t ib_start_alignment = 0;
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uint32_t ib_size_alignment = 0;
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if (info->query_hw_ip.ip_instance >= AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
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return -EINVAL;
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switch (info->query_hw_ip.type) {
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case AMDGPU_HW_IP_GFX:
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type = AMD_IP_BLOCK_TYPE_GFX;
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for (i = 0; i < adev->gfx.num_gfx_rings; i++)
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ring_mask |= ((adev->gfx.gfx_ring[i].ready ? 1 : 0) << i);
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ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
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ib_size_alignment = 8;
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break;
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case AMDGPU_HW_IP_COMPUTE:
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type = AMD_IP_BLOCK_TYPE_GFX;
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for (i = 0; i < adev->gfx.num_compute_rings; i++)
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ring_mask |= ((adev->gfx.compute_ring[i].ready ? 1 : 0) << i);
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ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
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ib_size_alignment = 8;
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break;
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case AMDGPU_HW_IP_DMA:
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type = AMD_IP_BLOCK_TYPE_SDMA;
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for (i = 0; i < adev->sdma.num_instances; i++)
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ring_mask |= ((adev->sdma.instance[i].ring.ready ? 1 : 0) << i);
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ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
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ib_size_alignment = 1;
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break;
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case AMDGPU_HW_IP_UVD:
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type = AMD_IP_BLOCK_TYPE_UVD;
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ring_mask = adev->uvd.ring.ready ? 1 : 0;
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ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
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ib_size_alignment = 8;
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break;
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case AMDGPU_HW_IP_VCE:
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type = AMD_IP_BLOCK_TYPE_VCE;
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for (i = 0; i < AMDGPU_MAX_VCE_RINGS; i++)
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ring_mask |= ((adev->vce.ring[i].ready ? 1 : 0) << i);
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ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
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ib_size_alignment = 8;
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break;
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default:
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return -EINVAL;
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}
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for (i = 0; i < adev->num_ip_blocks; i++) {
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if (adev->ip_blocks[i].type == type &&
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adev->ip_block_status[i].valid) {
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ip.hw_ip_version_major = adev->ip_blocks[i].major;
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ip.hw_ip_version_minor = adev->ip_blocks[i].minor;
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ip.capabilities_flags = 0;
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ip.available_rings = ring_mask;
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ip.ib_start_alignment = ib_start_alignment;
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ip.ib_size_alignment = ib_size_alignment;
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break;
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}
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}
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return copy_to_user(out, &ip,
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min((size_t)size, sizeof(ip))) ? -EFAULT : 0;
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}
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case AMDGPU_INFO_HW_IP_COUNT: {
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enum amd_ip_block_type type;
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uint32_t count = 0;
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switch (info->query_hw_ip.type) {
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case AMDGPU_HW_IP_GFX:
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type = AMD_IP_BLOCK_TYPE_GFX;
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break;
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case AMDGPU_HW_IP_COMPUTE:
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type = AMD_IP_BLOCK_TYPE_GFX;
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break;
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case AMDGPU_HW_IP_DMA:
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type = AMD_IP_BLOCK_TYPE_SDMA;
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break;
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case AMDGPU_HW_IP_UVD:
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type = AMD_IP_BLOCK_TYPE_UVD;
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break;
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case AMDGPU_HW_IP_VCE:
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type = AMD_IP_BLOCK_TYPE_VCE;
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break;
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default:
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return -EINVAL;
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}
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for (i = 0; i < adev->num_ip_blocks; i++)
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if (adev->ip_blocks[i].type == type &&
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adev->ip_block_status[i].valid &&
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count < AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
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count++;
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return copy_to_user(out, &count, min(size, 4u)) ? -EFAULT : 0;
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}
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case AMDGPU_INFO_TIMESTAMP:
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ui64 = amdgpu_gfx_get_gpu_clock_counter(adev);
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return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
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case AMDGPU_INFO_FW_VERSION: {
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struct drm_amdgpu_info_firmware fw_info;
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int ret;
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/* We only support one instance of each IP block right now. */
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if (info->query_fw.ip_instance != 0)
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return -EINVAL;
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ret = amdgpu_firmware_info(&fw_info, &info->query_fw, adev);
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if (ret)
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return ret;
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return copy_to_user(out, &fw_info,
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min((size_t)size, sizeof(fw_info))) ? -EFAULT : 0;
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}
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case AMDGPU_INFO_NUM_BYTES_MOVED:
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ui64 = atomic64_read(&adev->num_bytes_moved);
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return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
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case AMDGPU_INFO_VRAM_USAGE:
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ui64 = atomic64_read(&adev->vram_usage);
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return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
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case AMDGPU_INFO_VIS_VRAM_USAGE:
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ui64 = atomic64_read(&adev->vram_vis_usage);
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return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
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case AMDGPU_INFO_GTT_USAGE:
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ui64 = atomic64_read(&adev->gtt_usage);
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return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
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case AMDGPU_INFO_GDS_CONFIG: {
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struct drm_amdgpu_info_gds gds_info;
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memset(&gds_info, 0, sizeof(gds_info));
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gds_info.gds_gfx_partition_size = adev->gds.mem.gfx_partition_size >> AMDGPU_GDS_SHIFT;
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gds_info.compute_partition_size = adev->gds.mem.cs_partition_size >> AMDGPU_GDS_SHIFT;
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gds_info.gds_total_size = adev->gds.mem.total_size >> AMDGPU_GDS_SHIFT;
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gds_info.gws_per_gfx_partition = adev->gds.gws.gfx_partition_size >> AMDGPU_GWS_SHIFT;
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gds_info.gws_per_compute_partition = adev->gds.gws.cs_partition_size >> AMDGPU_GWS_SHIFT;
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gds_info.oa_per_gfx_partition = adev->gds.oa.gfx_partition_size >> AMDGPU_OA_SHIFT;
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gds_info.oa_per_compute_partition = adev->gds.oa.cs_partition_size >> AMDGPU_OA_SHIFT;
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return copy_to_user(out, &gds_info,
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min((size_t)size, sizeof(gds_info))) ? -EFAULT : 0;
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}
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case AMDGPU_INFO_VRAM_GTT: {
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struct drm_amdgpu_info_vram_gtt vram_gtt;
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vram_gtt.vram_size = adev->mc.real_vram_size;
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vram_gtt.vram_size -= adev->vram_pin_size;
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vram_gtt.vram_cpu_accessible_size = adev->mc.visible_vram_size;
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vram_gtt.vram_cpu_accessible_size -= (adev->vram_pin_size - adev->invisible_pin_size);
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vram_gtt.gtt_size = adev->mc.gtt_size;
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vram_gtt.gtt_size -= adev->gart_pin_size;
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return copy_to_user(out, &vram_gtt,
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min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0;
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}
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case AMDGPU_INFO_READ_MMR_REG: {
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unsigned n, alloc_size;
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uint32_t *regs;
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unsigned se_num = (info->read_mmr_reg.instance >>
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AMDGPU_INFO_MMR_SE_INDEX_SHIFT) &
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AMDGPU_INFO_MMR_SE_INDEX_MASK;
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unsigned sh_num = (info->read_mmr_reg.instance >>
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AMDGPU_INFO_MMR_SH_INDEX_SHIFT) &
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AMDGPU_INFO_MMR_SH_INDEX_MASK;
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/* set full masks if the userspace set all bits
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* in the bitfields */
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if (se_num == AMDGPU_INFO_MMR_SE_INDEX_MASK)
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se_num = 0xffffffff;
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if (sh_num == AMDGPU_INFO_MMR_SH_INDEX_MASK)
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sh_num = 0xffffffff;
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regs = kmalloc_array(info->read_mmr_reg.count, sizeof(*regs), GFP_KERNEL);
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if (!regs)
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return -ENOMEM;
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alloc_size = info->read_mmr_reg.count * sizeof(*regs);
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for (i = 0; i < info->read_mmr_reg.count; i++)
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if (amdgpu_asic_read_register(adev, se_num, sh_num,
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info->read_mmr_reg.dword_offset + i,
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®s[i])) {
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DRM_DEBUG_KMS("unallowed offset %#x\n",
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info->read_mmr_reg.dword_offset + i);
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kfree(regs);
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return -EFAULT;
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}
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n = copy_to_user(out, regs, min(size, alloc_size));
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kfree(regs);
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return n ? -EFAULT : 0;
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}
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case AMDGPU_INFO_DEV_INFO: {
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struct drm_amdgpu_info_device dev_info = {};
|
|
|
|
dev_info.device_id = dev->pdev->device;
|
|
dev_info.chip_rev = adev->rev_id;
|
|
dev_info.external_rev = adev->external_rev_id;
|
|
dev_info.pci_rev = dev->pdev->revision;
|
|
dev_info.family = adev->family;
|
|
dev_info.num_shader_engines = adev->gfx.config.max_shader_engines;
|
|
dev_info.num_shader_arrays_per_engine = adev->gfx.config.max_sh_per_se;
|
|
/* return all clocks in KHz */
|
|
dev_info.gpu_counter_freq = amdgpu_asic_get_xclk(adev) * 10;
|
|
if (adev->pm.dpm_enabled) {
|
|
dev_info.max_engine_clock =
|
|
adev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk * 10;
|
|
dev_info.max_memory_clock =
|
|
adev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk * 10;
|
|
} else {
|
|
dev_info.max_engine_clock = adev->pm.default_sclk * 10;
|
|
dev_info.max_memory_clock = adev->pm.default_mclk * 10;
|
|
}
|
|
dev_info.enabled_rb_pipes_mask = adev->gfx.config.backend_enable_mask;
|
|
dev_info.num_rb_pipes = adev->gfx.config.max_backends_per_se *
|
|
adev->gfx.config.max_shader_engines;
|
|
dev_info.num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts;
|
|
dev_info._pad = 0;
|
|
dev_info.ids_flags = 0;
|
|
if (adev->flags & AMD_IS_APU)
|
|
dev_info.ids_flags |= AMDGPU_IDS_FLAGS_FUSION;
|
|
dev_info.virtual_address_offset = AMDGPU_VA_RESERVED_SIZE;
|
|
dev_info.virtual_address_max = (uint64_t)adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE;
|
|
dev_info.virtual_address_alignment = max((int)PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE);
|
|
dev_info.pte_fragment_size = (1 << AMDGPU_LOG2_PAGES_PER_FRAG) *
|
|
AMDGPU_GPU_PAGE_SIZE;
|
|
dev_info.gart_page_size = AMDGPU_GPU_PAGE_SIZE;
|
|
|
|
dev_info.cu_active_number = adev->gfx.cu_info.number;
|
|
dev_info.cu_ao_mask = adev->gfx.cu_info.ao_cu_mask;
|
|
dev_info.ce_ram_size = adev->gfx.ce_ram_size;
|
|
memcpy(&dev_info.cu_bitmap[0], &adev->gfx.cu_info.bitmap[0],
|
|
sizeof(adev->gfx.cu_info.bitmap));
|
|
dev_info.vram_type = adev->mc.vram_type;
|
|
dev_info.vram_bit_width = adev->mc.vram_width;
|
|
dev_info.vce_harvest_config = adev->vce.harvest_config;
|
|
|
|
return copy_to_user(out, &dev_info,
|
|
min((size_t)size, sizeof(dev_info))) ? -EFAULT : 0;
|
|
}
|
|
default:
|
|
DRM_DEBUG_KMS("Invalid request %d\n", info->query);
|
|
return -EINVAL;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/*
|
|
* Outdated mess for old drm with Xorg being in charge (void function now).
|
|
*/
|
|
/**
|
|
* amdgpu_driver_lastclose_kms - drm callback for last close
|
|
*
|
|
* @dev: drm dev pointer
|
|
*
|
|
* Switch vga_switcheroo state after last close (all asics).
|
|
*/
|
|
void amdgpu_driver_lastclose_kms(struct drm_device *dev)
|
|
{
|
|
struct amdgpu_device *adev = dev->dev_private;
|
|
|
|
amdgpu_fbdev_restore_mode(adev);
|
|
vga_switcheroo_process_delayed_switch();
|
|
}
|
|
|
|
/**
|
|
* amdgpu_driver_open_kms - drm callback for open
|
|
*
|
|
* @dev: drm dev pointer
|
|
* @file_priv: drm file
|
|
*
|
|
* On device open, init vm on cayman+ (all asics).
|
|
* Returns 0 on success, error on failure.
|
|
*/
|
|
int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
|
|
{
|
|
struct amdgpu_device *adev = dev->dev_private;
|
|
struct amdgpu_fpriv *fpriv;
|
|
int r;
|
|
|
|
file_priv->driver_priv = NULL;
|
|
|
|
r = pm_runtime_get_sync(dev->dev);
|
|
if (r < 0)
|
|
return r;
|
|
|
|
fpriv = kzalloc(sizeof(*fpriv), GFP_KERNEL);
|
|
if (unlikely(!fpriv))
|
|
return -ENOMEM;
|
|
|
|
r = amdgpu_vm_init(adev, &fpriv->vm);
|
|
if (r)
|
|
goto error_free;
|
|
|
|
mutex_init(&fpriv->bo_list_lock);
|
|
idr_init(&fpriv->bo_list_handles);
|
|
|
|
amdgpu_ctx_mgr_init(&fpriv->ctx_mgr);
|
|
|
|
file_priv->driver_priv = fpriv;
|
|
|
|
pm_runtime_mark_last_busy(dev->dev);
|
|
pm_runtime_put_autosuspend(dev->dev);
|
|
return 0;
|
|
|
|
error_free:
|
|
kfree(fpriv);
|
|
|
|
return r;
|
|
}
|
|
|
|
/**
|
|
* amdgpu_driver_postclose_kms - drm callback for post close
|
|
*
|
|
* @dev: drm dev pointer
|
|
* @file_priv: drm file
|
|
*
|
|
* On device post close, tear down vm on cayman+ (all asics).
|
|
*/
|
|
void amdgpu_driver_postclose_kms(struct drm_device *dev,
|
|
struct drm_file *file_priv)
|
|
{
|
|
struct amdgpu_device *adev = dev->dev_private;
|
|
struct amdgpu_fpriv *fpriv = file_priv->driver_priv;
|
|
struct amdgpu_bo_list *list;
|
|
int handle;
|
|
|
|
if (!fpriv)
|
|
return;
|
|
|
|
amdgpu_ctx_mgr_fini(&fpriv->ctx_mgr);
|
|
|
|
amdgpu_vm_fini(adev, &fpriv->vm);
|
|
|
|
idr_for_each_entry(&fpriv->bo_list_handles, list, handle)
|
|
amdgpu_bo_list_free(list);
|
|
|
|
idr_destroy(&fpriv->bo_list_handles);
|
|
mutex_destroy(&fpriv->bo_list_lock);
|
|
|
|
kfree(fpriv);
|
|
file_priv->driver_priv = NULL;
|
|
}
|
|
|
|
/**
|
|
* amdgpu_driver_preclose_kms - drm callback for pre close
|
|
*
|
|
* @dev: drm dev pointer
|
|
* @file_priv: drm file
|
|
*
|
|
* On device pre close, tear down hyperz and cmask filps on r1xx-r5xx
|
|
* (all asics).
|
|
*/
|
|
void amdgpu_driver_preclose_kms(struct drm_device *dev,
|
|
struct drm_file *file_priv)
|
|
{
|
|
struct amdgpu_device *adev = dev->dev_private;
|
|
|
|
amdgpu_uvd_free_handles(adev, file_priv);
|
|
amdgpu_vce_free_handles(adev, file_priv);
|
|
}
|
|
|
|
/*
|
|
* VBlank related functions.
|
|
*/
|
|
/**
|
|
* amdgpu_get_vblank_counter_kms - get frame count
|
|
*
|
|
* @dev: drm dev pointer
|
|
* @pipe: crtc to get the frame count from
|
|
*
|
|
* Gets the frame count on the requested crtc (all asics).
|
|
* Returns frame count on success, -EINVAL on failure.
|
|
*/
|
|
u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe)
|
|
{
|
|
struct amdgpu_device *adev = dev->dev_private;
|
|
int vpos, hpos, stat;
|
|
u32 count;
|
|
|
|
if (pipe >= adev->mode_info.num_crtc) {
|
|
DRM_ERROR("Invalid crtc %u\n", pipe);
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* The hw increments its frame counter at start of vsync, not at start
|
|
* of vblank, as is required by DRM core vblank counter handling.
|
|
* Cook the hw count here to make it appear to the caller as if it
|
|
* incremented at start of vblank. We measure distance to start of
|
|
* vblank in vpos. vpos therefore will be >= 0 between start of vblank
|
|
* and start of vsync, so vpos >= 0 means to bump the hw frame counter
|
|
* result by 1 to give the proper appearance to caller.
|
|
*/
|
|
if (adev->mode_info.crtcs[pipe]) {
|
|
/* Repeat readout if needed to provide stable result if
|
|
* we cross start of vsync during the queries.
|
|
*/
|
|
do {
|
|
count = amdgpu_display_vblank_get_counter(adev, pipe);
|
|
/* Ask amdgpu_get_crtc_scanoutpos to return vpos as
|
|
* distance to start of vblank, instead of regular
|
|
* vertical scanout pos.
|
|
*/
|
|
stat = amdgpu_get_crtc_scanoutpos(
|
|
dev, pipe, GET_DISTANCE_TO_VBLANKSTART,
|
|
&vpos, &hpos, NULL, NULL,
|
|
&adev->mode_info.crtcs[pipe]->base.hwmode);
|
|
} while (count != amdgpu_display_vblank_get_counter(adev, pipe));
|
|
|
|
if (((stat & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE)) !=
|
|
(DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_ACCURATE))) {
|
|
DRM_DEBUG_VBL("Query failed! stat %d\n", stat);
|
|
} else {
|
|
DRM_DEBUG_VBL("crtc %d: dist from vblank start %d\n",
|
|
pipe, vpos);
|
|
|
|
/* Bump counter if we are at >= leading edge of vblank,
|
|
* but before vsync where vpos would turn negative and
|
|
* the hw counter really increments.
|
|
*/
|
|
if (vpos >= 0)
|
|
count++;
|
|
}
|
|
} else {
|
|
/* Fallback to use value as is. */
|
|
count = amdgpu_display_vblank_get_counter(adev, pipe);
|
|
DRM_DEBUG_VBL("NULL mode info! Returned count may be wrong.\n");
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|
|
/**
|
|
* amdgpu_enable_vblank_kms - enable vblank interrupt
|
|
*
|
|
* @dev: drm dev pointer
|
|
* @pipe: crtc to enable vblank interrupt for
|
|
*
|
|
* Enable the interrupt on the requested crtc (all asics).
|
|
* Returns 0 on success, -EINVAL on failure.
|
|
*/
|
|
int amdgpu_enable_vblank_kms(struct drm_device *dev, unsigned int pipe)
|
|
{
|
|
struct amdgpu_device *adev = dev->dev_private;
|
|
int idx = amdgpu_crtc_idx_to_irq_type(adev, pipe);
|
|
|
|
return amdgpu_irq_get(adev, &adev->crtc_irq, idx);
|
|
}
|
|
|
|
/**
|
|
* amdgpu_disable_vblank_kms - disable vblank interrupt
|
|
*
|
|
* @dev: drm dev pointer
|
|
* @pipe: crtc to disable vblank interrupt for
|
|
*
|
|
* Disable the interrupt on the requested crtc (all asics).
|
|
*/
|
|
void amdgpu_disable_vblank_kms(struct drm_device *dev, unsigned int pipe)
|
|
{
|
|
struct amdgpu_device *adev = dev->dev_private;
|
|
int idx = amdgpu_crtc_idx_to_irq_type(adev, pipe);
|
|
|
|
amdgpu_irq_put(adev, &adev->crtc_irq, idx);
|
|
}
|
|
|
|
/**
|
|
* amdgpu_get_vblank_timestamp_kms - get vblank timestamp
|
|
*
|
|
* @dev: drm dev pointer
|
|
* @crtc: crtc to get the timestamp for
|
|
* @max_error: max error
|
|
* @vblank_time: time value
|
|
* @flags: flags passed to the driver
|
|
*
|
|
* Gets the timestamp on the requested crtc based on the
|
|
* scanout position. (all asics).
|
|
* Returns postive status flags on success, negative error on failure.
|
|
*/
|
|
int amdgpu_get_vblank_timestamp_kms(struct drm_device *dev, unsigned int pipe,
|
|
int *max_error,
|
|
struct timeval *vblank_time,
|
|
unsigned flags)
|
|
{
|
|
struct drm_crtc *crtc;
|
|
struct amdgpu_device *adev = dev->dev_private;
|
|
|
|
if (pipe >= dev->num_crtcs) {
|
|
DRM_ERROR("Invalid crtc %u\n", pipe);
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* Get associated drm_crtc: */
|
|
crtc = &adev->mode_info.crtcs[pipe]->base;
|
|
if (!crtc) {
|
|
/* This can occur on driver load if some component fails to
|
|
* initialize completely and driver is unloaded */
|
|
DRM_ERROR("Uninitialized crtc %d\n", pipe);
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* Helper routine in DRM core does all the work: */
|
|
return drm_calc_vbltimestamp_from_scanoutpos(dev, pipe, max_error,
|
|
vblank_time, flags,
|
|
&crtc->hwmode);
|
|
}
|
|
|
|
const struct drm_ioctl_desc amdgpu_ioctls_kms[] = {
|
|
DRM_IOCTL_DEF_DRV(AMDGPU_GEM_CREATE, amdgpu_gem_create_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
|
|
DRM_IOCTL_DEF_DRV(AMDGPU_CTX, amdgpu_ctx_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
|
|
DRM_IOCTL_DEF_DRV(AMDGPU_BO_LIST, amdgpu_bo_list_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
|
|
/* KMS */
|
|
DRM_IOCTL_DEF_DRV(AMDGPU_GEM_MMAP, amdgpu_gem_mmap_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
|
|
DRM_IOCTL_DEF_DRV(AMDGPU_GEM_WAIT_IDLE, amdgpu_gem_wait_idle_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
|
|
DRM_IOCTL_DEF_DRV(AMDGPU_CS, amdgpu_cs_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
|
|
DRM_IOCTL_DEF_DRV(AMDGPU_INFO, amdgpu_info_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
|
|
DRM_IOCTL_DEF_DRV(AMDGPU_WAIT_CS, amdgpu_cs_wait_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
|
|
DRM_IOCTL_DEF_DRV(AMDGPU_GEM_METADATA, amdgpu_gem_metadata_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
|
|
DRM_IOCTL_DEF_DRV(AMDGPU_GEM_VA, amdgpu_gem_va_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
|
|
DRM_IOCTL_DEF_DRV(AMDGPU_GEM_OP, amdgpu_gem_op_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
|
|
DRM_IOCTL_DEF_DRV(AMDGPU_GEM_USERPTR, amdgpu_gem_userptr_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
|
|
};
|
|
const int amdgpu_max_kms_ioctl = ARRAY_SIZE(amdgpu_ioctls_kms);
|
|
|
|
/*
|
|
* Debugfs info
|
|
*/
|
|
#if defined(CONFIG_DEBUG_FS)
|
|
|
|
static int amdgpu_debugfs_firmware_info(struct seq_file *m, void *data)
|
|
{
|
|
struct drm_info_node *node = (struct drm_info_node *) m->private;
|
|
struct drm_device *dev = node->minor->dev;
|
|
struct amdgpu_device *adev = dev->dev_private;
|
|
struct drm_amdgpu_info_firmware fw_info;
|
|
struct drm_amdgpu_query_fw query_fw;
|
|
int ret, i;
|
|
|
|
/* VCE */
|
|
query_fw.fw_type = AMDGPU_INFO_FW_VCE;
|
|
ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
|
|
if (ret)
|
|
return ret;
|
|
seq_printf(m, "VCE feature version: %u, firmware version: 0x%08x\n",
|
|
fw_info.feature, fw_info.ver);
|
|
|
|
/* UVD */
|
|
query_fw.fw_type = AMDGPU_INFO_FW_UVD;
|
|
ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
|
|
if (ret)
|
|
return ret;
|
|
seq_printf(m, "UVD feature version: %u, firmware version: 0x%08x\n",
|
|
fw_info.feature, fw_info.ver);
|
|
|
|
/* GMC */
|
|
query_fw.fw_type = AMDGPU_INFO_FW_GMC;
|
|
ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
|
|
if (ret)
|
|
return ret;
|
|
seq_printf(m, "MC feature version: %u, firmware version: 0x%08x\n",
|
|
fw_info.feature, fw_info.ver);
|
|
|
|
/* ME */
|
|
query_fw.fw_type = AMDGPU_INFO_FW_GFX_ME;
|
|
ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
|
|
if (ret)
|
|
return ret;
|
|
seq_printf(m, "ME feature version: %u, firmware version: 0x%08x\n",
|
|
fw_info.feature, fw_info.ver);
|
|
|
|
/* PFP */
|
|
query_fw.fw_type = AMDGPU_INFO_FW_GFX_PFP;
|
|
ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
|
|
if (ret)
|
|
return ret;
|
|
seq_printf(m, "PFP feature version: %u, firmware version: 0x%08x\n",
|
|
fw_info.feature, fw_info.ver);
|
|
|
|
/* CE */
|
|
query_fw.fw_type = AMDGPU_INFO_FW_GFX_CE;
|
|
ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
|
|
if (ret)
|
|
return ret;
|
|
seq_printf(m, "CE feature version: %u, firmware version: 0x%08x\n",
|
|
fw_info.feature, fw_info.ver);
|
|
|
|
/* RLC */
|
|
query_fw.fw_type = AMDGPU_INFO_FW_GFX_RLC;
|
|
ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
|
|
if (ret)
|
|
return ret;
|
|
seq_printf(m, "RLC feature version: %u, firmware version: 0x%08x\n",
|
|
fw_info.feature, fw_info.ver);
|
|
|
|
/* MEC */
|
|
query_fw.fw_type = AMDGPU_INFO_FW_GFX_MEC;
|
|
query_fw.index = 0;
|
|
ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
|
|
if (ret)
|
|
return ret;
|
|
seq_printf(m, "MEC feature version: %u, firmware version: 0x%08x\n",
|
|
fw_info.feature, fw_info.ver);
|
|
|
|
/* MEC2 */
|
|
if (adev->asic_type == CHIP_KAVERI ||
|
|
(adev->asic_type > CHIP_TOPAZ && adev->asic_type != CHIP_STONEY)) {
|
|
query_fw.index = 1;
|
|
ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
|
|
if (ret)
|
|
return ret;
|
|
seq_printf(m, "MEC2 feature version: %u, firmware version: 0x%08x\n",
|
|
fw_info.feature, fw_info.ver);
|
|
}
|
|
|
|
/* SMC */
|
|
query_fw.fw_type = AMDGPU_INFO_FW_SMC;
|
|
ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
|
|
if (ret)
|
|
return ret;
|
|
seq_printf(m, "SMC feature version: %u, firmware version: 0x%08x\n",
|
|
fw_info.feature, fw_info.ver);
|
|
|
|
/* SDMA */
|
|
query_fw.fw_type = AMDGPU_INFO_FW_SDMA;
|
|
for (i = 0; i < adev->sdma.num_instances; i++) {
|
|
query_fw.index = i;
|
|
ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
|
|
if (ret)
|
|
return ret;
|
|
seq_printf(m, "SDMA%d feature version: %u, firmware version: 0x%08x\n",
|
|
i, fw_info.feature, fw_info.ver);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct drm_info_list amdgpu_firmware_info_list[] = {
|
|
{"amdgpu_firmware_info", amdgpu_debugfs_firmware_info, 0, NULL},
|
|
};
|
|
#endif
|
|
|
|
int amdgpu_debugfs_firmware_init(struct amdgpu_device *adev)
|
|
{
|
|
#if defined(CONFIG_DEBUG_FS)
|
|
return amdgpu_debugfs_add_files(adev, amdgpu_firmware_info_list,
|
|
ARRAY_SIZE(amdgpu_firmware_info_list));
|
|
#else
|
|
return 0;
|
|
#endif
|
|
}
|