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![Jérome Glisse](/assets/img/avatar_default.png)
I hate doing this but it hurts my eyes to go over code that does not comply with indentation rules. Only thing that is not only space change is in atom.c all other files are space indentation issues. Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Jérôme Glisse <jglisse@redhat.com> Cc: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
827 lines
20 KiB
C
827 lines
20 KiB
C
/*
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* Copyright 2013 Advanced Micro Devices, Inc.
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* All Rights Reserved.
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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
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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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 NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* Authors: Christian König <christian.koenig@amd.com>
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*/
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#include <linux/firmware.h>
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#include <linux/module.h>
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#include <drm/drmP.h>
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#include <drm/drm.h>
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#include "radeon.h"
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#include "radeon_asic.h"
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#include "sid.h"
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/* 1 second timeout */
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#define VCE_IDLE_TIMEOUT_MS 1000
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/* Firmware Names */
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#define FIRMWARE_TAHITI "radeon/TAHITI_vce.bin"
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#define FIRMWARE_BONAIRE "radeon/BONAIRE_vce.bin"
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MODULE_FIRMWARE(FIRMWARE_TAHITI);
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MODULE_FIRMWARE(FIRMWARE_BONAIRE);
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static void radeon_vce_idle_work_handler(struct work_struct *work);
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/**
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* radeon_vce_init - allocate memory, load vce firmware
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*
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* @rdev: radeon_device pointer
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*
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* First step to get VCE online, allocate memory and load the firmware
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*/
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int radeon_vce_init(struct radeon_device *rdev)
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{
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static const char *fw_version = "[ATI LIB=VCEFW,";
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static const char *fb_version = "[ATI LIB=VCEFWSTATS,";
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unsigned long size;
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const char *fw_name, *c;
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uint8_t start, mid, end;
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int i, r;
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INIT_DELAYED_WORK(&rdev->vce.idle_work, radeon_vce_idle_work_handler);
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switch (rdev->family) {
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case CHIP_TAHITI:
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case CHIP_PITCAIRN:
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case CHIP_VERDE:
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case CHIP_OLAND:
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case CHIP_ARUBA:
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fw_name = FIRMWARE_TAHITI;
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break;
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case CHIP_BONAIRE:
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case CHIP_KAVERI:
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case CHIP_KABINI:
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case CHIP_HAWAII:
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case CHIP_MULLINS:
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fw_name = FIRMWARE_BONAIRE;
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break;
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default:
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return -EINVAL;
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}
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r = request_firmware(&rdev->vce_fw, fw_name, rdev->dev);
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if (r) {
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dev_err(rdev->dev, "radeon_vce: Can't load firmware \"%s\"\n",
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fw_name);
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return r;
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}
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/* search for firmware version */
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size = rdev->vce_fw->size - strlen(fw_version) - 9;
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c = rdev->vce_fw->data;
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for (;size > 0; --size, ++c)
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if (strncmp(c, fw_version, strlen(fw_version)) == 0)
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break;
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if (size == 0)
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return -EINVAL;
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c += strlen(fw_version);
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if (sscanf(c, "%2hhd.%2hhd.%2hhd]", &start, &mid, &end) != 3)
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return -EINVAL;
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/* search for feedback version */
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size = rdev->vce_fw->size - strlen(fb_version) - 3;
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c = rdev->vce_fw->data;
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for (;size > 0; --size, ++c)
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if (strncmp(c, fb_version, strlen(fb_version)) == 0)
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break;
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if (size == 0)
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return -EINVAL;
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c += strlen(fb_version);
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if (sscanf(c, "%2u]", &rdev->vce.fb_version) != 1)
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return -EINVAL;
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DRM_INFO("Found VCE firmware/feedback version %hhd.%hhd.%hhd / %d!\n",
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start, mid, end, rdev->vce.fb_version);
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rdev->vce.fw_version = (start << 24) | (mid << 16) | (end << 8);
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/* we can only work with this fw version for now */
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if ((rdev->vce.fw_version != ((40 << 24) | (2 << 16) | (2 << 8))) &&
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(rdev->vce.fw_version != ((50 << 24) | (0 << 16) | (1 << 8))) &&
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(rdev->vce.fw_version != ((50 << 24) | (1 << 16) | (2 << 8))))
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return -EINVAL;
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/* allocate firmware, stack and heap BO */
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if (rdev->family < CHIP_BONAIRE)
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size = vce_v1_0_bo_size(rdev);
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else
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size = vce_v2_0_bo_size(rdev);
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r = radeon_bo_create(rdev, size, PAGE_SIZE, true,
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RADEON_GEM_DOMAIN_VRAM, 0, NULL, NULL,
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&rdev->vce.vcpu_bo);
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if (r) {
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dev_err(rdev->dev, "(%d) failed to allocate VCE bo\n", r);
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return r;
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}
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r = radeon_bo_reserve(rdev->vce.vcpu_bo, false);
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if (r) {
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radeon_bo_unref(&rdev->vce.vcpu_bo);
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dev_err(rdev->dev, "(%d) failed to reserve VCE bo\n", r);
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return r;
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}
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r = radeon_bo_pin(rdev->vce.vcpu_bo, RADEON_GEM_DOMAIN_VRAM,
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&rdev->vce.gpu_addr);
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radeon_bo_unreserve(rdev->vce.vcpu_bo);
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if (r) {
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radeon_bo_unref(&rdev->vce.vcpu_bo);
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dev_err(rdev->dev, "(%d) VCE bo pin failed\n", r);
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return r;
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}
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for (i = 0; i < RADEON_MAX_VCE_HANDLES; ++i) {
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atomic_set(&rdev->vce.handles[i], 0);
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rdev->vce.filp[i] = NULL;
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}
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return 0;
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}
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/**
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* radeon_vce_fini - free memory
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*
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* @rdev: radeon_device pointer
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*
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* Last step on VCE teardown, free firmware memory
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*/
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void radeon_vce_fini(struct radeon_device *rdev)
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{
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if (rdev->vce.vcpu_bo == NULL)
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return;
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radeon_bo_unref(&rdev->vce.vcpu_bo);
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release_firmware(rdev->vce_fw);
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}
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/**
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* radeon_vce_suspend - unpin VCE fw memory
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*
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* @rdev: radeon_device pointer
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*
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*/
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int radeon_vce_suspend(struct radeon_device *rdev)
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{
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int i;
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if (rdev->vce.vcpu_bo == NULL)
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return 0;
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for (i = 0; i < RADEON_MAX_VCE_HANDLES; ++i)
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if (atomic_read(&rdev->vce.handles[i]))
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break;
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if (i == RADEON_MAX_VCE_HANDLES)
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return 0;
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/* TODO: suspending running encoding sessions isn't supported */
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return -EINVAL;
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}
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/**
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* radeon_vce_resume - pin VCE fw memory
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*
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* @rdev: radeon_device pointer
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*
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*/
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int radeon_vce_resume(struct radeon_device *rdev)
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{
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void *cpu_addr;
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int r;
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if (rdev->vce.vcpu_bo == NULL)
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return -EINVAL;
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r = radeon_bo_reserve(rdev->vce.vcpu_bo, false);
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if (r) {
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dev_err(rdev->dev, "(%d) failed to reserve VCE bo\n", r);
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return r;
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}
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r = radeon_bo_kmap(rdev->vce.vcpu_bo, &cpu_addr);
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if (r) {
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radeon_bo_unreserve(rdev->vce.vcpu_bo);
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dev_err(rdev->dev, "(%d) VCE map failed\n", r);
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return r;
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}
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memset(cpu_addr, 0, radeon_bo_size(rdev->vce.vcpu_bo));
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if (rdev->family < CHIP_BONAIRE)
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r = vce_v1_0_load_fw(rdev, cpu_addr);
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else
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memcpy(cpu_addr, rdev->vce_fw->data, rdev->vce_fw->size);
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radeon_bo_kunmap(rdev->vce.vcpu_bo);
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radeon_bo_unreserve(rdev->vce.vcpu_bo);
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return r;
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}
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/**
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* radeon_vce_idle_work_handler - power off VCE
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*
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* @work: pointer to work structure
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*
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* power of VCE when it's not used any more
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*/
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static void radeon_vce_idle_work_handler(struct work_struct *work)
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{
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struct radeon_device *rdev =
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container_of(work, struct radeon_device, vce.idle_work.work);
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if ((radeon_fence_count_emitted(rdev, TN_RING_TYPE_VCE1_INDEX) == 0) &&
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(radeon_fence_count_emitted(rdev, TN_RING_TYPE_VCE2_INDEX) == 0)) {
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if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
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radeon_dpm_enable_vce(rdev, false);
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} else {
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radeon_set_vce_clocks(rdev, 0, 0);
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}
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} else {
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schedule_delayed_work(&rdev->vce.idle_work,
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msecs_to_jiffies(VCE_IDLE_TIMEOUT_MS));
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}
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}
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/**
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* radeon_vce_note_usage - power up VCE
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*
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* @rdev: radeon_device pointer
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*
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* Make sure VCE is powerd up when we want to use it
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*/
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void radeon_vce_note_usage(struct radeon_device *rdev)
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{
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bool streams_changed = false;
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bool set_clocks = !cancel_delayed_work_sync(&rdev->vce.idle_work);
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set_clocks &= schedule_delayed_work(&rdev->vce.idle_work,
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msecs_to_jiffies(VCE_IDLE_TIMEOUT_MS));
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if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
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/* XXX figure out if the streams changed */
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streams_changed = false;
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}
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if (set_clocks || streams_changed) {
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if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
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radeon_dpm_enable_vce(rdev, true);
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} else {
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radeon_set_vce_clocks(rdev, 53300, 40000);
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}
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}
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}
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/**
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* radeon_vce_free_handles - free still open VCE handles
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*
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* @rdev: radeon_device pointer
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* @filp: drm file pointer
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*
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* Close all VCE handles still open by this file pointer
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*/
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void radeon_vce_free_handles(struct radeon_device *rdev, struct drm_file *filp)
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{
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int i, r;
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for (i = 0; i < RADEON_MAX_VCE_HANDLES; ++i) {
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uint32_t handle = atomic_read(&rdev->vce.handles[i]);
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if (!handle || rdev->vce.filp[i] != filp)
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continue;
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radeon_vce_note_usage(rdev);
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r = radeon_vce_get_destroy_msg(rdev, TN_RING_TYPE_VCE1_INDEX,
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handle, NULL);
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if (r)
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DRM_ERROR("Error destroying VCE handle (%d)!\n", r);
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rdev->vce.filp[i] = NULL;
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atomic_set(&rdev->vce.handles[i], 0);
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}
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}
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/**
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* radeon_vce_get_create_msg - generate a VCE create msg
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*
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* @rdev: radeon_device pointer
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* @ring: ring we should submit the msg to
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* @handle: VCE session handle to use
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* @fence: optional fence to return
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*
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* Open up a stream for HW test
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*/
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int radeon_vce_get_create_msg(struct radeon_device *rdev, int ring,
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uint32_t handle, struct radeon_fence **fence)
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{
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const unsigned ib_size_dw = 1024;
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struct radeon_ib ib;
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uint64_t dummy;
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int i, r;
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r = radeon_ib_get(rdev, ring, &ib, NULL, ib_size_dw * 4);
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if (r) {
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DRM_ERROR("radeon: failed to get ib (%d).\n", r);
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return r;
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}
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dummy = ib.gpu_addr + 1024;
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/* stitch together an VCE create msg */
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ib.length_dw = 0;
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x0000000c); /* len */
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000001); /* session cmd */
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ib.ptr[ib.length_dw++] = cpu_to_le32(handle);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000030); /* len */
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x01000001); /* create cmd */
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000000);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000042);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x0000000a);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000001);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000080);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000060);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000100);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000100);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x0000000c);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000000);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000014); /* len */
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x05000005); /* feedback buffer */
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ib.ptr[ib.length_dw++] = cpu_to_le32(upper_32_bits(dummy));
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ib.ptr[ib.length_dw++] = cpu_to_le32(dummy);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000001);
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for (i = ib.length_dw; i < ib_size_dw; ++i)
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ib.ptr[i] = cpu_to_le32(0x0);
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r = radeon_ib_schedule(rdev, &ib, NULL, false);
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if (r) {
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DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
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}
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if (fence)
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*fence = radeon_fence_ref(ib.fence);
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radeon_ib_free(rdev, &ib);
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return r;
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}
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/**
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* radeon_vce_get_destroy_msg - generate a VCE destroy msg
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*
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* @rdev: radeon_device pointer
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* @ring: ring we should submit the msg to
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* @handle: VCE session handle to use
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* @fence: optional fence to return
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*
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* Close up a stream for HW test or if userspace failed to do so
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*/
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int radeon_vce_get_destroy_msg(struct radeon_device *rdev, int ring,
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uint32_t handle, struct radeon_fence **fence)
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{
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const unsigned ib_size_dw = 1024;
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struct radeon_ib ib;
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uint64_t dummy;
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int i, r;
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r = radeon_ib_get(rdev, ring, &ib, NULL, ib_size_dw * 4);
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if (r) {
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DRM_ERROR("radeon: failed to get ib (%d).\n", r);
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return r;
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}
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dummy = ib.gpu_addr + 1024;
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/* stitch together an VCE destroy msg */
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ib.length_dw = 0;
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x0000000c); /* len */
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000001); /* session cmd */
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ib.ptr[ib.length_dw++] = cpu_to_le32(handle);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000014); /* len */
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x05000005); /* feedback buffer */
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ib.ptr[ib.length_dw++] = cpu_to_le32(upper_32_bits(dummy));
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ib.ptr[ib.length_dw++] = cpu_to_le32(dummy);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000001);
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x00000008); /* len */
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ib.ptr[ib.length_dw++] = cpu_to_le32(0x02000001); /* destroy cmd */
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for (i = ib.length_dw; i < ib_size_dw; ++i)
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ib.ptr[i] = cpu_to_le32(0x0);
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r = radeon_ib_schedule(rdev, &ib, NULL, false);
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if (r) {
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DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
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}
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if (fence)
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*fence = radeon_fence_ref(ib.fence);
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radeon_ib_free(rdev, &ib);
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|
return r;
|
|
}
|
|
|
|
/**
|
|
* radeon_vce_cs_reloc - command submission relocation
|
|
*
|
|
* @p: parser context
|
|
* @lo: address of lower dword
|
|
* @hi: address of higher dword
|
|
* @size: size of checker for relocation buffer
|
|
*
|
|
* Patch relocation inside command stream with real buffer address
|
|
*/
|
|
int radeon_vce_cs_reloc(struct radeon_cs_parser *p, int lo, int hi,
|
|
unsigned size)
|
|
{
|
|
struct radeon_cs_chunk *relocs_chunk;
|
|
struct radeon_bo_list *reloc;
|
|
uint64_t start, end, offset;
|
|
unsigned idx;
|
|
|
|
relocs_chunk = p->chunk_relocs;
|
|
offset = radeon_get_ib_value(p, lo);
|
|
idx = radeon_get_ib_value(p, hi);
|
|
|
|
if (idx >= relocs_chunk->length_dw) {
|
|
DRM_ERROR("Relocs at %d after relocations chunk end %d !\n",
|
|
idx, relocs_chunk->length_dw);
|
|
return -EINVAL;
|
|
}
|
|
|
|
reloc = &p->relocs[(idx / 4)];
|
|
start = reloc->gpu_offset;
|
|
end = start + radeon_bo_size(reloc->robj);
|
|
start += offset;
|
|
|
|
p->ib.ptr[lo] = start & 0xFFFFFFFF;
|
|
p->ib.ptr[hi] = start >> 32;
|
|
|
|
if (end <= start) {
|
|
DRM_ERROR("invalid reloc offset %llX!\n", offset);
|
|
return -EINVAL;
|
|
}
|
|
if ((end - start) < size) {
|
|
DRM_ERROR("buffer to small (%d / %d)!\n",
|
|
(unsigned)(end - start), size);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* radeon_vce_validate_handle - validate stream handle
|
|
*
|
|
* @p: parser context
|
|
* @handle: handle to validate
|
|
* @allocated: allocated a new handle?
|
|
*
|
|
* Validates the handle and return the found session index or -EINVAL
|
|
* we we don't have another free session index.
|
|
*/
|
|
static int radeon_vce_validate_handle(struct radeon_cs_parser *p,
|
|
uint32_t handle, bool *allocated)
|
|
{
|
|
unsigned i;
|
|
|
|
*allocated = false;
|
|
|
|
/* validate the handle */
|
|
for (i = 0; i < RADEON_MAX_VCE_HANDLES; ++i) {
|
|
if (atomic_read(&p->rdev->vce.handles[i]) == handle) {
|
|
if (p->rdev->vce.filp[i] != p->filp) {
|
|
DRM_ERROR("VCE handle collision detected!\n");
|
|
return -EINVAL;
|
|
}
|
|
return i;
|
|
}
|
|
}
|
|
|
|
/* handle not found try to alloc a new one */
|
|
for (i = 0; i < RADEON_MAX_VCE_HANDLES; ++i) {
|
|
if (!atomic_cmpxchg(&p->rdev->vce.handles[i], 0, handle)) {
|
|
p->rdev->vce.filp[i] = p->filp;
|
|
p->rdev->vce.img_size[i] = 0;
|
|
*allocated = true;
|
|
return i;
|
|
}
|
|
}
|
|
|
|
DRM_ERROR("No more free VCE handles!\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
/**
|
|
* radeon_vce_cs_parse - parse and validate the command stream
|
|
*
|
|
* @p: parser context
|
|
*
|
|
*/
|
|
int radeon_vce_cs_parse(struct radeon_cs_parser *p)
|
|
{
|
|
int session_idx = -1;
|
|
bool destroyed = false, created = false, allocated = false;
|
|
uint32_t tmp, handle = 0;
|
|
uint32_t *size = &tmp;
|
|
int i, r = 0;
|
|
|
|
while (p->idx < p->chunk_ib->length_dw) {
|
|
uint32_t len = radeon_get_ib_value(p, p->idx);
|
|
uint32_t cmd = radeon_get_ib_value(p, p->idx + 1);
|
|
|
|
if ((len < 8) || (len & 3)) {
|
|
DRM_ERROR("invalid VCE command length (%d)!\n", len);
|
|
r = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
if (destroyed) {
|
|
DRM_ERROR("No other command allowed after destroy!\n");
|
|
r = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
switch (cmd) {
|
|
case 0x00000001: // session
|
|
handle = radeon_get_ib_value(p, p->idx + 2);
|
|
session_idx = radeon_vce_validate_handle(p, handle,
|
|
&allocated);
|
|
if (session_idx < 0)
|
|
return session_idx;
|
|
size = &p->rdev->vce.img_size[session_idx];
|
|
break;
|
|
|
|
case 0x00000002: // task info
|
|
break;
|
|
|
|
case 0x01000001: // create
|
|
created = true;
|
|
if (!allocated) {
|
|
DRM_ERROR("Handle already in use!\n");
|
|
r = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
*size = radeon_get_ib_value(p, p->idx + 8) *
|
|
radeon_get_ib_value(p, p->idx + 10) *
|
|
8 * 3 / 2;
|
|
break;
|
|
|
|
case 0x04000001: // config extension
|
|
case 0x04000002: // pic control
|
|
case 0x04000005: // rate control
|
|
case 0x04000007: // motion estimation
|
|
case 0x04000008: // rdo
|
|
case 0x04000009: // vui
|
|
break;
|
|
|
|
case 0x03000001: // encode
|
|
r = radeon_vce_cs_reloc(p, p->idx + 10, p->idx + 9,
|
|
*size);
|
|
if (r)
|
|
goto out;
|
|
|
|
r = radeon_vce_cs_reloc(p, p->idx + 12, p->idx + 11,
|
|
*size / 3);
|
|
if (r)
|
|
goto out;
|
|
break;
|
|
|
|
case 0x02000001: // destroy
|
|
destroyed = true;
|
|
break;
|
|
|
|
case 0x05000001: // context buffer
|
|
r = radeon_vce_cs_reloc(p, p->idx + 3, p->idx + 2,
|
|
*size * 2);
|
|
if (r)
|
|
goto out;
|
|
break;
|
|
|
|
case 0x05000004: // video bitstream buffer
|
|
tmp = radeon_get_ib_value(p, p->idx + 4);
|
|
r = radeon_vce_cs_reloc(p, p->idx + 3, p->idx + 2,
|
|
tmp);
|
|
if (r)
|
|
goto out;
|
|
break;
|
|
|
|
case 0x05000005: // feedback buffer
|
|
r = radeon_vce_cs_reloc(p, p->idx + 3, p->idx + 2,
|
|
4096);
|
|
if (r)
|
|
goto out;
|
|
break;
|
|
|
|
default:
|
|
DRM_ERROR("invalid VCE command (0x%x)!\n", cmd);
|
|
r = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
if (session_idx == -1) {
|
|
DRM_ERROR("no session command at start of IB\n");
|
|
r = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
p->idx += len / 4;
|
|
}
|
|
|
|
if (allocated && !created) {
|
|
DRM_ERROR("New session without create command!\n");
|
|
r = -ENOENT;
|
|
}
|
|
|
|
out:
|
|
if ((!r && destroyed) || (r && allocated)) {
|
|
/*
|
|
* IB contains a destroy msg or we have allocated an
|
|
* handle and got an error, anyway free the handle
|
|
*/
|
|
for (i = 0; i < RADEON_MAX_VCE_HANDLES; ++i)
|
|
atomic_cmpxchg(&p->rdev->vce.handles[i], handle, 0);
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
/**
|
|
* radeon_vce_semaphore_emit - emit a semaphore command
|
|
*
|
|
* @rdev: radeon_device pointer
|
|
* @ring: engine to use
|
|
* @semaphore: address of semaphore
|
|
* @emit_wait: true=emit wait, false=emit signal
|
|
*
|
|
*/
|
|
bool radeon_vce_semaphore_emit(struct radeon_device *rdev,
|
|
struct radeon_ring *ring,
|
|
struct radeon_semaphore *semaphore,
|
|
bool emit_wait)
|
|
{
|
|
uint64_t addr = semaphore->gpu_addr;
|
|
|
|
radeon_ring_write(ring, cpu_to_le32(VCE_CMD_SEMAPHORE));
|
|
radeon_ring_write(ring, cpu_to_le32((addr >> 3) & 0x000FFFFF));
|
|
radeon_ring_write(ring, cpu_to_le32((addr >> 23) & 0x000FFFFF));
|
|
radeon_ring_write(ring, cpu_to_le32(0x01003000 | (emit_wait ? 1 : 0)));
|
|
if (!emit_wait)
|
|
radeon_ring_write(ring, cpu_to_le32(VCE_CMD_END));
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* radeon_vce_ib_execute - execute indirect buffer
|
|
*
|
|
* @rdev: radeon_device pointer
|
|
* @ib: the IB to execute
|
|
*
|
|
*/
|
|
void radeon_vce_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
|
|
{
|
|
struct radeon_ring *ring = &rdev->ring[ib->ring];
|
|
radeon_ring_write(ring, cpu_to_le32(VCE_CMD_IB));
|
|
radeon_ring_write(ring, cpu_to_le32(ib->gpu_addr));
|
|
radeon_ring_write(ring, cpu_to_le32(upper_32_bits(ib->gpu_addr)));
|
|
radeon_ring_write(ring, cpu_to_le32(ib->length_dw));
|
|
}
|
|
|
|
/**
|
|
* radeon_vce_fence_emit - add a fence command to the ring
|
|
*
|
|
* @rdev: radeon_device pointer
|
|
* @fence: the fence
|
|
*
|
|
*/
|
|
void radeon_vce_fence_emit(struct radeon_device *rdev,
|
|
struct radeon_fence *fence)
|
|
{
|
|
struct radeon_ring *ring = &rdev->ring[fence->ring];
|
|
uint64_t addr = rdev->fence_drv[fence->ring].gpu_addr;
|
|
|
|
radeon_ring_write(ring, cpu_to_le32(VCE_CMD_FENCE));
|
|
radeon_ring_write(ring, cpu_to_le32(addr));
|
|
radeon_ring_write(ring, cpu_to_le32(upper_32_bits(addr)));
|
|
radeon_ring_write(ring, cpu_to_le32(fence->seq));
|
|
radeon_ring_write(ring, cpu_to_le32(VCE_CMD_TRAP));
|
|
radeon_ring_write(ring, cpu_to_le32(VCE_CMD_END));
|
|
}
|
|
|
|
/**
|
|
* radeon_vce_ring_test - test if VCE ring is working
|
|
*
|
|
* @rdev: radeon_device pointer
|
|
* @ring: the engine to test on
|
|
*
|
|
*/
|
|
int radeon_vce_ring_test(struct radeon_device *rdev, struct radeon_ring *ring)
|
|
{
|
|
uint32_t rptr = vce_v1_0_get_rptr(rdev, ring);
|
|
unsigned i;
|
|
int r;
|
|
|
|
r = radeon_ring_lock(rdev, ring, 16);
|
|
if (r) {
|
|
DRM_ERROR("radeon: vce failed to lock ring %d (%d).\n",
|
|
ring->idx, r);
|
|
return r;
|
|
}
|
|
radeon_ring_write(ring, cpu_to_le32(VCE_CMD_END));
|
|
radeon_ring_unlock_commit(rdev, ring, false);
|
|
|
|
for (i = 0; i < rdev->usec_timeout; i++) {
|
|
if (vce_v1_0_get_rptr(rdev, ring) != rptr)
|
|
break;
|
|
DRM_UDELAY(1);
|
|
}
|
|
|
|
if (i < rdev->usec_timeout) {
|
|
DRM_INFO("ring test on %d succeeded in %d usecs\n",
|
|
ring->idx, i);
|
|
} else {
|
|
DRM_ERROR("radeon: ring %d test failed\n",
|
|
ring->idx);
|
|
r = -ETIMEDOUT;
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
/**
|
|
* radeon_vce_ib_test - test if VCE IBs are working
|
|
*
|
|
* @rdev: radeon_device pointer
|
|
* @ring: the engine to test on
|
|
*
|
|
*/
|
|
int radeon_vce_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
|
|
{
|
|
struct radeon_fence *fence = NULL;
|
|
int r;
|
|
|
|
r = radeon_vce_get_create_msg(rdev, ring->idx, 1, NULL);
|
|
if (r) {
|
|
DRM_ERROR("radeon: failed to get create msg (%d).\n", r);
|
|
goto error;
|
|
}
|
|
|
|
r = radeon_vce_get_destroy_msg(rdev, ring->idx, 1, &fence);
|
|
if (r) {
|
|
DRM_ERROR("radeon: failed to get destroy ib (%d).\n", r);
|
|
goto error;
|
|
}
|
|
|
|
r = radeon_fence_wait_timeout(fence, false, usecs_to_jiffies(
|
|
RADEON_USEC_IB_TEST_TIMEOUT));
|
|
if (r < 0) {
|
|
DRM_ERROR("radeon: fence wait failed (%d).\n", r);
|
|
} else if (r == 0) {
|
|
DRM_ERROR("radeon: fence wait timed out.\n");
|
|
r = -ETIMEDOUT;
|
|
} else {
|
|
DRM_INFO("ib test on ring %d succeeded\n", ring->idx);
|
|
r = 0;
|
|
}
|
|
error:
|
|
radeon_fence_unref(&fence);
|
|
return r;
|
|
}
|