From patchwork Thu Jan 31 03:13:30 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: ayaka X-Patchwork-Id: 10789621 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2E8E1139A for ; Thu, 31 Jan 2019 03:14:30 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BB5C22FA3A for ; Thu, 31 Jan 2019 03:14:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AD82630052; Thu, 31 Jan 2019 03:14:27 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A5F2E2FA3A for ; Thu, 31 Jan 2019 03:14:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728021AbfAaDOQ (ORCPT ); Wed, 30 Jan 2019 22:14:16 -0500 Received: from kozue.soulik.info ([108.61.200.231]:36618 "EHLO kozue.soulik.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730825AbfAaDOF (ORCPT ); Wed, 30 Jan 2019 22:14:05 -0500 Received: from misaki.sumomo.pri (unknown [IPv6:2001:470:b30d:2:c604:15ff:0:91f]) by kozue.soulik.info (Postfix) with ESMTPA id 213D91018B7; Thu, 31 Jan 2019 12:15:03 +0900 (JST) From: ayaka To: linux-media@vger.kernel.org Cc: Randy 'ayaka' Li , acourbot@chromium.org, nicolas@ndufresne.ca, paul.kocialkowski@bootlin.com, randy.li@rock-chips.com, jernej.skrabec@gmail.com, linux-kernel@vger.kernel.org, joro@8bytes.org, linux-arm-kernel@lists.infradead.org, mchehab@kernel.org, maxime.ripard@bootlin.com, hverkuil@xs4all.nl, ezequiel@collabora.com, thomas.petazzoni@bootlin.com, linux-rockchip@lists.infradead.org Subject: [PATCH 1/4] [WIP]: staging: video: rockchip: add v4l2 common Date: Thu, 31 Jan 2019 11:13:30 +0800 Message-Id: <20190131031333.11905-2-ayaka@soulik.info> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190131031333.11905-1-ayaka@soulik.info> References: <20190131031333.11905-1-ayaka@soulik.info> MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Randy 'ayaka' Li The current version is designed for multi-planes buffers. TODO: improve the interface and work flow of v4l2 finish a task before it would be dequeued Signed-off-by: Randy Li Signed-off-by: Randy Li --- drivers/staging/rockchip-mpp/Kconfig | 54 + drivers/staging/rockchip-mpp/Makefile | 8 + drivers/staging/rockchip-mpp/mpp_debug.h | 87 ++ drivers/staging/rockchip-mpp/mpp_dev_common.c | 1365 +++++++++++++++++ drivers/staging/rockchip-mpp/mpp_dev_common.h | 212 +++ drivers/staging/rockchip-mpp/mpp_dev_rkvdec.c | 878 +++++++++++ drivers/staging/rockchip-mpp/mpp_dev_vdpu2.c | 576 +++++++ drivers/staging/rockchip-mpp/mpp_service.c | 197 +++ drivers/staging/rockchip-mpp/mpp_service.h | 38 + drivers/staging/rockchip-mpp/rkvdec/hal.h | 53 + drivers/staging/rockchip-mpp/rkvdec/regs.h | 395 +++++ 11 files changed, 3863 insertions(+) create mode 100644 drivers/staging/rockchip-mpp/Kconfig create mode 100644 drivers/staging/rockchip-mpp/Makefile create mode 100644 drivers/staging/rockchip-mpp/mpp_debug.h create mode 100644 drivers/staging/rockchip-mpp/mpp_dev_common.c create mode 100644 drivers/staging/rockchip-mpp/mpp_dev_common.h create mode 100644 drivers/staging/rockchip-mpp/mpp_dev_rkvdec.c create mode 100644 drivers/staging/rockchip-mpp/mpp_dev_vdpu2.c create mode 100644 drivers/staging/rockchip-mpp/mpp_service.c create mode 100644 drivers/staging/rockchip-mpp/mpp_service.h create mode 100644 drivers/staging/rockchip-mpp/rkvdec/hal.h create mode 100644 drivers/staging/rockchip-mpp/rkvdec/regs.h diff --git a/drivers/staging/rockchip-mpp/Kconfig b/drivers/staging/rockchip-mpp/Kconfig new file mode 100644 index 000000000000..9d58cd1ab6e4 --- /dev/null +++ b/drivers/staging/rockchip-mpp/Kconfig @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: GPL-2.0 +menu "ROCKCHIP_MPP" + depends on ARCH_ROCKCHIP + +config ROCKCHIP_MPP_SERVICE + tristate "mpp service scheduler" + default n + help + rockchip mpp service. + +config ROCKCHIP_MPP_DEVICE + tristate "mpp device framework" + depends on ROCKCHIP_MPP_SERVICE + select V4L2_MEM2MEM_DEV + select VIDEOBUF2_DMA_SG + default n + help + rockchip mpp device framework. + +config ROCKCHIP_MPP_VDEC_DEVICE + tristate "video decoder device driver" + depends on ROCKCHIP_MPP_DEVICE + default n + help + rockchip mpp video decoder and hevc decoder. + +config ROCKCHIP_MPP_VDPU1_DEVICE + tristate "VPU decoder v1 device driver" + depends on ROCKCHIP_MPP_DEVICE + default n + help + rockchip mpp vpu decoder v1. + +config ROCKCHIP_MPP_VEPU1_DEVICE + tristate "VPU encoder v1 device driver" + depends on ROCKCHIP_MPP_DEVICE + default n + help + rockchip mpp vpu encoder v1. + +config ROCKCHIP_MPP_VDPU2_DEVICE + tristate "VPU decoder v2 device driver" + depends on ROCKCHIP_MPP_DEVICE + default n + help + rockchip mpp vpu decoder v2. + +config ROCKCHIP_MPP_VEPU2_DEVICE + tristate "VPU encoder v2 device driver" + depends on ROCKCHIP_MPP_DEVICE + default n + help + rockchip mpp vpu encoder v2. +endmenu diff --git a/drivers/staging/rockchip-mpp/Makefile b/drivers/staging/rockchip-mpp/Makefile new file mode 100644 index 000000000000..36d2958ea7f4 --- /dev/null +++ b/drivers/staging/rockchip-mpp/Makefile @@ -0,0 +1,8 @@ +# SPDX-License-Identifier: GPL-2.0 +rk-mpp-service-objs := mpp_service.o +rk-mpp-device-objs := mpp_dev_common.o +rk-mpp-vdpu2-objs := mpp_dev_vdpu2.o + +obj-$(CONFIG_ROCKCHIP_MPP_SERVICE) += rk-mpp-service.o +obj-$(CONFIG_ROCKCHIP_MPP_DEVICE) += rk-mpp-device.o +obj-$(CONFIG_ROCKCHIP_MPP_VDPU2_DEVICE) += rk-mpp-vdpu2.o diff --git a/drivers/staging/rockchip-mpp/mpp_debug.h b/drivers/staging/rockchip-mpp/mpp_debug.h new file mode 100644 index 000000000000..bd6c0e594da3 --- /dev/null +++ b/drivers/staging/rockchip-mpp/mpp_debug.h @@ -0,0 +1,87 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2016 - 2017 Fuzhou Rockchip Electronics Co., Ltd + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef _ROCKCHIP_MPP_DEBUG_H_ +#define _ROCKCHIP_MPP_DEBUG_H_ + +#include + +/* + * debug flag usage: + * +------+-------------------+ + * | 8bit | 24bit | + * +------+-------------------+ + * 0~23 bit is for different information type + * 24~31 bit is for information print format + */ + +#define DEBUG_POWER 0x00000001 +#define DEBUG_CLOCK 0x00000002 +#define DEBUG_IRQ_STATUS 0x00000004 +#define DEBUG_IOMMU 0x00000008 +#define DEBUG_IOCTL 0x00000010 +#define DEBUG_FUNCTION 0x00000020 +#define DEBUG_REGISTER 0x00000040 +#define DEBUG_EXTRA_INFO 0x00000080 +#define DEBUG_TIMING 0x00000100 +#define DEBUG_TASK_INFO 0x00000200 +#define DEBUG_DUMP_ERR_REG 0x00000400 +#define DEBUG_LINK_TABLE 0x00000800 + +#define DEBUG_SET_REG 0x00001000 +#define DEBUG_GET_REG 0x00002000 +#define DEBUG_PPS_FILL 0x00004000 +#define DEBUG_IRQ_CHECK 0x00008000 +#define DEBUG_CACHE_32B 0x00010000 + +#define DEBUG_RESET 0x00020000 + +#define PRINT_FUNCTION 0x80000000 +#define PRINT_LINE 0x40000000 + +#define mpp_debug_func(type, fmt, args...) \ + do { \ + if (unlikely(debug & type)) { \ + pr_info("%s:%d: " fmt, \ + __func__, __LINE__, ##args); \ + } \ + } while (0) +#define mpp_debug(type, fmt, args...) \ + do { \ + if (unlikely(debug & type)) { \ + pr_info(fmt, ##args); \ + } \ + } while (0) + +#define mpp_debug_enter() \ + do { \ + if (unlikely(debug & DEBUG_FUNCTION)) { \ + pr_info("%s:%d: enter\n", \ + __func__, __LINE__); \ + } \ + } while (0) + +#define mpp_debug_leave() \ + do { \ + if (unlikely(debug & DEBUG_FUNCTION)) { \ + pr_info("%s:%d: leave\n", \ + __func__, __LINE__); \ + } \ + } while (0) + +#define mpp_err(fmt, args...) \ + pr_err("%s:%d: " fmt, __func__, __LINE__, ##args) + +#endif diff --git a/drivers/staging/rockchip-mpp/mpp_dev_common.c b/drivers/staging/rockchip-mpp/mpp_dev_common.c new file mode 100644 index 000000000000..cbf7db698eb7 --- /dev/null +++ b/drivers/staging/rockchip-mpp/mpp_dev_common.c @@ -0,0 +1,1365 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2016 - 2017 Fuzhou Rockchip Electronics Co., Ltd + * Randy Li, + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +#include "mpp_debug.h" +#include "mpp_dev_common.h" +#include "mpp_service.h" + +#define MPP_TIMEOUT_DELAY (2000) +#include "mpp_dev_common.h" + +#define MPP_SESSION_MAX_DONE_TASK (20) + +static int debug; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "bit switch for mpp device debug information"); + +static struct class *mpp_device_class; + +static int rockchip_mpp_result(struct rockchip_mpp_dev *mpp_dev, + struct mpp_task *task); + +static const struct media_device_ops mpp_m2m_media_ops = { + .req_validate = vb2_request_validate, + .req_queue = v4l2_m2m_request_queue, +}; + +static void mpp_session_push_pending(struct mpp_session *session, + struct mpp_task *task) +{ + mutex_lock(&session->lock); + list_add_tail(&task->session_link, &session->pending); + mutex_unlock(&session->lock); +} + +static void mpp_session_push_done(struct mpp_task *task) +{ + struct mpp_session *session = NULL; + + session = task->session; + + mutex_lock(&session->lock); + list_del_init(&task->session_link); + mutex_unlock(&session->lock); + + //kfifo_in(&session->done_fifo, &task, 1); + rockchip_mpp_result(session->mpp_dev, task); +} + +static struct mpp_task *mpp_session_pull_done(struct mpp_session *session) +{ + struct mpp_task *task = NULL; + + if (kfifo_out(&session->done_fifo, &task, 1)) + return task; + return NULL; +} + +static void mpp_dev_sched_irq(struct work_struct *work) +{ + struct mpp_task *task = container_of(work, struct mpp_task, work); + struct rockchip_mpp_dev *mpp_dev = NULL; + + mpp_dev = task->session->mpp_dev; + + mpp_debug_time_diff(task); + + if (mpp_dev->ops->finish) + mpp_dev->ops->finish(mpp_dev, task); + + atomic_dec(&task->session->task_running); + /* + * TODO: unlock the reader locker of the device resource locker + * here + */ + mpp_srv_done(mpp_dev->srv, task); + /* Wake up the GET thread */ + mpp_session_push_done(task); +} + +static void *mpp_dev_alloc_task(struct rockchip_mpp_dev *mpp_dev, + struct mpp_session *session, void __user *src, + u32 size) +{ + if (mpp_dev->ops->alloc_task) + return mpp_dev->ops->alloc_task(session, src, size); + return NULL; +} + +static int mpp_dev_free_task(struct mpp_session *session, struct mpp_task *task) +{ + struct rockchip_mpp_dev *mpp_dev = session->mpp_dev; + + if (mpp_dev->ops->free_task) + mpp_dev->ops->free_task(session, task); + return 0; +} + +int mpp_dev_task_init(struct mpp_session *session, struct mpp_task *task) +{ + INIT_LIST_HEAD(&task->session_link); + INIT_LIST_HEAD(&task->service_link); + INIT_WORK(&task->work, mpp_dev_sched_irq); + + task->session = session; + + return 0; +} +EXPORT_SYMBOL(mpp_dev_task_init); + +void mpp_dev_task_finish(struct mpp_session *session, struct mpp_task *task) +{ + struct rockchip_mpp_dev *mpp_dev = NULL; + + mpp_dev = session->mpp_dev; + queue_work(mpp_dev->irq_workq, &task->work); +} +EXPORT_SYMBOL(mpp_dev_task_finish); + +void mpp_dev_task_finalize(struct mpp_session *session, struct mpp_task *task) +{ +#if 0 + struct vb2_v4l2_buffer *src, *dst; + + src = v4l2_m2m_src_buf_remove(session->fh.m2m_ctx); + dst = v4l2_m2m_dst_buf_remove(session->fh.m2m_ctx); + if (WARN_ON(!src)) + return -EINVAL; + + if (WARN_ON(!dst)) + return -EINVAL; + + src->sequence = session->sequence_out++; + dst->sequence = session->sequence_cap++; + + v4l2_m2m_buf_copy_data(src, dst, true); + + v4l2_m2m_buf_done(src, result); + v4l2_m2m_buf_done(dst, result); +#endif +} +EXPORT_SYMBOL(mpp_dev_task_finalize); + +static void mpp_dev_session_clear(struct rockchip_mpp_dev *mpp, + struct mpp_session *session) +{ + struct mpp_task *task, *n; + + list_for_each_entry_safe(task, n, &session->pending, session_link) { + list_del(&task->session_link); + mpp_dev_free_task(session, task); + } + while (kfifo_out(&session->done_fifo, &task, 1)) + mpp_dev_free_task(session, task); +} + +#if 0 +void *mpp_dev_alloc_session(struct rockchip_mpp_dev *mpp_dev) +{ + struct mpp_session *session = NULL; + int error = 0; + + session = kzalloc(sizeof(*session), GFP_KERNEL); + if (!session) + return ERR_PTR(-ENOMEM); + + session->pid = current->pid; + session->mpp_dev = mpp_dev; + mutex_init(&session->lock); + INIT_LIST_HEAD(&session->pending); + init_waitqueue_head(&session->wait); + error = kfifo_alloc(&session->done_fifo, MPP_SESSION_MAX_DONE_TASK, + GFP_KERNEL); + if (error < 0) { + kfree(session); + return ERR_PTR(error); + } + + atomic_set(&session->task_running, 0); + INIT_LIST_HEAD(&session->list_session); + + return session; +} +EXPORT_SYMBOL(mpp_dev_alloc_session); + +#endif + +static void mpp_dev_reset(struct rockchip_mpp_dev *mpp_dev) +{ + mpp_debug_enter(); + + /* FIXME lock resource lock of the other devices in combo */ + write_lock(&mpp_dev->resource_rwlock); + atomic_set(&mpp_dev->reset_request, 0); + + iommu_detach_device(mpp_dev->domain, mpp_dev->dev); + mpp_dev->ops->reset(mpp_dev); + iommu_attach_device(mpp_dev->domain, mpp_dev->dev); + + write_unlock(&mpp_dev->resource_rwlock); + mpp_debug_leave(); +} + +static void mpp_dev_abort(struct rockchip_mpp_dev *mpp_dev) +{ + int ret = 0; + + mpp_debug_enter(); + + /* destroy the current task after hardware reset */ + ret = mpp_srv_is_running(mpp_dev->srv); + + mpp_dev_reset(mpp_dev); + + if (ret) { + struct mpp_task *task = NULL; + + task = mpp_srv_get_cur_task(mpp_dev->srv); + cancel_work_sync(&task->work); + list_del(&task->session_link); + mpp_srv_abort(mpp_dev->srv, task); + mpp_dev_free_task(task->session, task); + atomic_dec(&task->session->task_running); + } else { + mpp_srv_abort(mpp_dev->srv, NULL); + } + + mpp_debug_leave(); +} + +void mpp_dev_power_on(struct rockchip_mpp_dev *mpp_dev) +{ + pm_runtime_get_sync(mpp_dev->dev); + pm_stay_awake(mpp_dev->dev); +} + +void mpp_dev_power_off(struct rockchip_mpp_dev *mpp_dev) +{ + pm_runtime_put_sync(mpp_dev->dev); + pm_relax(mpp_dev->dev); +} + +static void rockchip_mpp_run(struct rockchip_mpp_dev *mpp_dev, + struct mpp_task *task) +{ + mpp_debug_enter(); + /* + * As I got the global lock from the mpp service here, + * I am the very task to be run, the device is ready + * for me. Wait a gap in the other is operating with the IOMMU. + */ + if (atomic_read(&mpp_dev->reset_request)) + mpp_dev_reset(mpp_dev); + + mpp_debug_time_record(task); + + mpp_debug(DEBUG_TASK_INFO, "pid %d, start hw %s\n", + task->session->pid, dev_name(mpp_dev->dev)); + + if (unlikely(debug & DEBUG_REGISTER)) + mpp_debug_dump_reg(mpp_dev->reg_base, + mpp_dev->variant->reg_len); + + /* + * TODO: Lock the reader locker of the device resource lock here, + * release at the finish operation + */ + if (mpp_dev->ops->run) + mpp_dev->ops->run(mpp_dev, task); + + mpp_debug_leave(); +} + +static void rockchip_mpp_try_run(struct rockchip_mpp_dev *mpp_dev) +{ + int ret = 0; + struct mpp_task *task; + + mpp_debug_enter(); + + task = mpp_srv_get_pending_task(mpp_dev->srv); + + if (mpp_dev->ops->prepare) + ret = mpp_dev->ops->prepare(mpp_dev, task); + + mpp_srv_wait_to_run(mpp_dev->srv, task); + /* + * FIXME if the hardware supports task query, but we still need to lock + * the running list and lock the mpp service in the current state. + */ + /* Push a pending task to running queue */ + rockchip_mpp_run(mpp_dev, task); + + mpp_debug_leave(); +} + +static int rockchip_mpp_result(struct rockchip_mpp_dev *mpp_dev, + struct mpp_task *task) +{ + struct mpp_session *session = NULL; + struct vb2_v4l2_buffer *src, *dst; + enum vb2_buffer_state result = VB2_BUF_STATE_DONE; + + mpp_debug_enter(); + + if (!mpp_dev || !task) + return -EINVAL; + + session = task->session; + + if (mpp_dev->ops->result) + result = mpp_dev->ops->result(mpp_dev, task, NULL, 0); + + mpp_dev_free_task(session, task); + + src = v4l2_m2m_src_buf_remove(session->fh.m2m_ctx); + dst = v4l2_m2m_dst_buf_remove(session->fh.m2m_ctx); + if (WARN_ON(!src)) + return -EINVAL; + + if (WARN_ON(!dst)) + return -EINVAL; + + src->sequence = session->sequence_out++; + dst->sequence = session->sequence_cap++; + + v4l2_m2m_buf_copy_data(src, dst, true); + + v4l2_m2m_buf_done(src, result); + v4l2_m2m_buf_done(dst, result); + + v4l2_m2m_job_finish(mpp_dev->m2m_dev, session->fh.m2m_ctx); + + mpp_debug_leave(); + return 0; +} + +#if 0 +static int rockchip_mpp_wait_result(struct mpp_session *session, + struct rockchip_mpp_dev *mpp, + struct vpu_request req) +{ + struct mpp_task *task; + int ret; + + ret = wait_event_timeout(session->wait, + !kfifo_is_empty(&session->done_fifo), + msecs_to_jiffies(MPP_TIMEOUT_DELAY)); + if (ret == 0) { + mpp_err("error: pid %d wait %d task done timeout\n", + session->pid, atomic_read(&session->task_running)); + ret = -ETIMEDOUT; + + if (unlikely(debug & DEBUG_REGISTER)) + mpp_debug_dump_reg(mpp->reg_base, + mpp->variant->reg_len); + mpp_dev_abort(mpp); + + return ret; + } + + task = mpp_session_pull_done(session); + rockchip_mpp_result(mpp, task, req.req, req.size); + + return 0; +} + +long mpp_dev_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) +{ + struct mpp_session *session = (struct mpp_session *)filp->private_data; + struct rockchip_mpp_dev *mpp = NULL; + + mpp_debug_enter(); + if (!session) + return -EINVAL; + + mpp = session->mpp_dev; + + switch (cmd) { + case VPU_IOC_SET_CLIENT_TYPE: + break; + case VPU_IOC_SET_REG: { + struct vpu_request req; + struct mpp_task *task; + + mpp_debug(DEBUG_IOCTL, "pid %d set reg\n", + session->pid); + if (copy_from_user(&req, (void __user *)arg, + sizeof(struct vpu_request))) { + mpp_err("error: set reg copy_from_user failed\n"); + return -EFAULT; + } + + task = mpp_dev_alloc_task(mpp, session, (void __user *)req.req, + req.size); + if (IS_ERR_OR_NULL(task)) + return -EFAULT; + mpp_srv_push_pending(mpp->srv, task); + mpp_session_push_pending(session, task); + atomic_inc(&session->task_running); + + /* TODO: processing the current task */ + rockchip_mpp_try_run(mpp); + } break; + case VPU_IOC_GET_REG: { + struct vpu_request req; + + mpp_debug(DEBUG_IOCTL, "pid %d get reg\n", + session->pid); + if (copy_from_user(&req, (void __user *)arg, + sizeof(struct vpu_request))) { + mpp_err("error: get reg copy_from_user failed\n"); + return -EFAULT; + } + + return rockchip_mpp_wait_result(session, mpp, req); + } break; + case VPU_IOC_PROBE_IOMMU_STATUS: { + int iommu_enable = 1; + + mpp_debug(DEBUG_IOCTL, "VPU_IOC_PROBE_IOMMU_STATUS\n"); + + if (put_user(iommu_enable, ((u32 __user *)arg))) { + mpp_err("error: iommu status copy_to_user failed\n"); + return -EFAULT; + } + break; + } + default: { + dev_err(mpp->dev, "unknown mpp ioctl cmd %x\n", cmd); + return -ENOIOCTLCMD; + } break; + } + + mpp_debug_leave(); + return 0; +} +EXPORT_SYMBOL(mpp_dev_ioctl); + +static unsigned int mpp_dev_poll(struct file *filp, poll_table *wait) +{ + struct mpp_session *session = (struct mpp_session *)filp->private_data; + unsigned int mask = 0; + + poll_wait(filp, &session->wait, wait); + if (kfifo_len(&session->done_fifo)) + mask |= POLLIN | POLLRDNORM; + + return mask; +} + +static int mpp_dev_open(struct file *filp) +{ + struct rockchip_mpp_dev *mpp_dev = video_drvdata(flip); + struct video_device *vdev = video_devdata(filp); + struct mpp_session *session = NULL; + int error = 0; + + mpp_debug_enter(); + + session = kzalloc(sizeof(*session), GFP_KERNEL); + if (!session) + return -ENOMEM; + + session->pid = current->pid; + session->mpp_dev = mpp_dev; + mutex_init(&session->lock); + INIT_LIST_HEAD(&session->pending); + init_waitqueue_head(&session->wait); + error = kfifo_alloc(&session->done_fifo, MPP_SESSION_MAX_DONE_TASK, + GFP_KERNEL); + if (error < 0) + goto fail; + + atomic_set(&session->task_running, 0); + INIT_LIST_HEAD(&session->list_session); +#if 0 + session->fh.m2m_ctx = v4l2_m2m_ctx_init(mpp_dev->m2m_dev, session, + default_queue_init); + if (IS_ERR(session->fh.m2m_ctx)) { + error = PTR_ERR(session->fb.m2m_ctx); + goto fail; + } + v4l2_fh_init(&session->fh, vdev); + filp->private_data = &session->fh; + v4l2_fh_add(&session->fh); + + /* TODO: setup default formats */ + + /* TODO: install v4l2 ctrl */ + if (error) { + dev_err(mpp_dev->dev, "Failed to set up controls\n"); + goto err_fh; + } + + session->fb.ctrl_handler = mpp_dev->ctrl_handler; +#endif + + mpp_dev_power_on(mpp); + mpp_debug_leave(); + + return 0; + +err_fh: + v4l2_fh_del(&session->fh); + v4l2_fh_exit(&session->fh); +fail: + kfree(session); + return error; +} + +static int mpp_dev_release(struct file *filp) +{ + struct mpp_session *session = container_of(filp->private_data, + struct mpp_session, fh); + struct rockchip_mpp_dev *mpp_dev = video_drvdata(flip); + int task_running; + + mpp_debug_enter(); + if (!session) + return -EINVAL; + + /* TODO: is it necessary for v4l2? */ + task_running = atomic_read(&session->task_running); + if (task_running) { + pr_err("session %d still has %d task running when closing\n", + session->pid, task_running); + msleep(50); + } + wake_up(&session->wait); + +#if 0 + v4l2_m2m_ctx_release(session->fh.m2m_ctx); + v4l2_fh_del(&seesion->>fh); + v4l2_fh_exit(&session->fh); + v4l2_ctrl_handler_free(&session->ctrl_handler); +#endif + mpp_dev_session_clear(mpp, session); + +#if 0 + read_lock(&mpp->resource_rwlock); + read_unlock(&mpp->resource_rwlock); +#endif + kfifo_free(&session->done_fifo); + filp->private_data = NULL; + + mpp_dev_power_off(mpp); + kfree(session); + + dev_dbg(mpp->dev, "closed\n"); + mpp_debug_leave(); + return 0; +} + +static const struct v4l2_file_operations mpp_v4l2_default_fops = { + .owner = THIS_MODULE, + .open = mpp_dev_open, + .release = mpp_dev_release, + .poll = v4l2_m2m_fop_poll, + .unlocked_ioctl = video_ioctl2, + .mmap = v4l2_m2m_fop_mmap, +}; +#endif + +static struct mpp_service_node *mpp_dev_load_srv(struct platform_device *p) +{ + struct mpp_service *srv = NULL; + struct device_node *np = NULL; + struct platform_device *pdev = NULL; + struct mpp_service_node *client = NULL; + + np = of_parse_phandle(p->dev.of_node, "rockchip,srv", 0); + if (!np || !of_device_is_available(np)) { + dev_err(&p->dev, + "failed to get the mpp service node\n"); + return NULL; + } + + pdev = of_find_device_by_node(np); + if (!pdev) { + of_node_put(np); + dev_err(&p->dev, + "failed to get mpp service from node\n"); + return ERR_PTR(-ENODEV); + } + + device_lock(&pdev->dev); + + srv = platform_get_drvdata(pdev); + if (srv) { + client = mpp_srv_attach(srv, NULL); + } else { + dev_info(&pdev->dev, "defer probe\n"); + client = ERR_PTR(-EPROBE_DEFER); + } + device_unlock(&pdev->dev); + + put_device(&pdev->dev); + of_node_put(np); + + return client; +} + +static void mpp_device_run(void *priv) +{ + struct mpp_session *session = (struct mpp_session *)priv; + struct rockchip_mpp_dev *mpp_dev = NULL; + struct mpp_task *task; + + mpp_debug_enter(); + if (!session) + return; + + mpp_dev = session->mpp_dev; + + mpp_debug(DEBUG_IOCTL, "pid %d set reg\n", session->pid); + /* TODO: power on here */ + + task = mpp_dev_alloc_task(mpp_dev, session, NULL, 0); + if (IS_ERR_OR_NULL(task)) + return; + + mpp_srv_push_pending(mpp_dev->srv, task); + mpp_session_push_pending(session, task); + atomic_inc(&session->task_running); + + /* TODO: processing the current task */ + rockchip_mpp_try_run(mpp_dev); + + mpp_debug_leave(); +} + +#if 0 +void mpp_job_abort(void *priv) +{ + struct mpp_session *session = (struct mpp_session *)priv; + + /* TODO: invoke v4l2_m2m_job_finish */ + mpp_dev_abort(session->mpp_dev); +} +#endif + +static const struct v4l2_m2m_ops mpp_m2m_ops = { + .device_run = mpp_device_run, +#if 0 + .job_abort = mpp_job_abort, +#endif +}; + +/* The device will do more probing work after this */ +int mpp_dev_common_probe(struct rockchip_mpp_dev *mpp_dev, + struct platform_device *pdev, struct mpp_dev_ops *ops) +{ + struct device *dev = NULL; + struct resource *res = NULL; + int err; + + /* Get and register to MPP service */ + mpp_dev->srv = mpp_dev_load_srv(pdev); + if (IS_ERR_OR_NULL(mpp_dev->srv)) + return PTR_ERR(mpp_dev->srv); + + dev = &pdev->dev; + mpp_dev->dev = dev; + mpp_dev->ops = ops; + + rwlock_init(&mpp_dev->resource_rwlock); + + device_init_wakeup(mpp_dev->dev, true); + pm_runtime_enable(dev); + + mpp_dev->irq_workq = alloc_ordered_workqueue("%s_irq_wq", + WQ_MEM_RECLAIM + | WQ_FREEZABLE, + dev_name(mpp_dev->dev)); + if (!mpp_dev->irq_workq) { + dev_err(dev, "failed to create irq workqueue\n"); + err = -EINVAL; + goto failed_irq_workq; + } + + mpp_dev->irq = platform_get_irq(pdev, 0); + if (mpp_dev->irq < 0) { + dev_err(dev, "No interrupt resource found\n"); + err = -ENODEV; + goto failed; + } + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + dev_err(&pdev->dev, "no memory resource defined\n"); + err = -ENODEV; + goto failed; + } + mpp_dev->reg_base = devm_ioremap_resource(dev, res); + if (IS_ERR(mpp_dev->reg_base)) { + err = PTR_ERR(mpp_dev->reg_base); + goto failed; + } + + /* V4l2 part */ + mutex_init(&mpp_dev->dev_lock); + + err = v4l2_device_register(dev, &mpp_dev->v4l2_dev); + if (err) { + dev_err(dev, "Failed to register v4l2 device\n"); + goto failed; + } + + /* TODO */ + mpp_dev->m2m_dev = v4l2_m2m_init(&mpp_m2m_ops); + if (IS_ERR(mpp_dev->m2m_dev)) { + v4l2_err(&mpp_dev->v4l2_dev, "Failed to init mem2mem device\n"); + err = PTR_ERR(mpp_dev->m2m_dev); + goto err_v4l2_unreg; + } + + mpp_dev->mdev.dev = dev; + strlcpy(mpp_dev->mdev.model, MPP_MODULE_NAME, + sizeof(mpp_dev->mdev.model)); + media_device_init(&mpp_dev->mdev); + mpp_dev->mdev.ops = &mpp_m2m_media_ops; + mpp_dev->v4l2_dev.mdev = &mpp_dev->mdev; + + pm_runtime_get_sync(dev); + pm_runtime_put(dev); + + return 0; + +err_v4l2_unreg: + v4l2_device_unregister(&mpp_dev->v4l2_dev); +failed_irq_workq: + destroy_workqueue(mpp_dev->irq_workq); +failed: + pm_runtime_disable(dev); + return err; +} +EXPORT_SYMBOL(mpp_dev_common_probe); + +/* Remember to set the platform data after this */ +int mpp_dev_register_node(struct rockchip_mpp_dev *mpp_dev, + const char *node_name, const void *v4l2_fops, + const void *v4l2_ioctl_ops) +{ + struct video_device *vfd; + int ret = 0; + + /* create a device node */ + vfd = video_device_alloc(); + if (!vfd) { + v4l2_err(&mpp_dev->v4l2_dev, + "Failed to allocate video device\n"); + return -ENOMEM; + } + + vfd->fops = v4l2_fops; + vfd->release = video_device_release; + vfd->lock = &mpp_dev->dev_lock; + vfd->v4l2_dev = &mpp_dev->v4l2_dev; + vfd->vfl_dir = VFL_DIR_M2M; + vfd->device_caps = V4L2_CAP_STREAMING; + vfd->ioctl_ops = v4l2_ioctl_ops; + + strlcpy(vfd->name, node_name, sizeof(vfd->name)); + video_set_drvdata(vfd, mpp_dev); + + ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0); + if (ret) { + v4l2_err(&mpp_dev->v4l2_dev, + "Failed to register video device\n"); + goto err_m2m_rel; + } + v4l2_info(&mpp_dev->v4l2_dev, "registered as /dev/video%d\n", vfd->num); + + ret = v4l2_m2m_register_media_controller(mpp_dev->m2m_dev, vfd, + mpp_dev->variant->vfd_func); + if (ret) { + v4l2_err(&mpp_dev->v4l2_dev, + "Failed to init mem2mem media controller\n"); + goto err_unreg_video; + } + + mpp_dev->vfd = vfd; + + ret = media_device_register(&mpp_dev->mdev); + if (ret) { + v4l2_err(&mpp_dev->v4l2_dev, + "Failed to register mem2mem media device\n"); + goto err_unreg_video_dev; + } + + return 0; + +err_unreg_video: + video_unregister_device(mpp_dev->vfd); +err_unreg_video_dev: + video_device_release(mpp_dev->vfd); +err_m2m_rel: + v4l2_m2m_release(mpp_dev->m2m_dev); + return ret; +} +EXPORT_SYMBOL(mpp_dev_register_node); + +int mpp_dev_common_remove(struct rockchip_mpp_dev *mpp_dev) +{ + destroy_workqueue(mpp_dev->irq_workq); + + media_device_unregister(&mpp_dev->mdev); + v4l2_m2m_unregister_media_controller(mpp_dev->m2m_dev); + media_device_cleanup(&mpp_dev->mdev); + + video_unregister_device(mpp_dev->vfd); + video_device_release(mpp_dev->vfd); + + mpp_srv_detach(mpp_dev->srv); + + mpp_dev_power_off(mpp_dev); + + device_init_wakeup(mpp_dev->dev, false); + pm_runtime_disable(mpp_dev->dev); + + return 0; +} +EXPORT_SYMBOL(mpp_dev_common_remove); + +void mpp_debug_dump_reg(void __iomem *regs, int count) +{ + int i; + + pr_info("dumping registers: %p\n", regs); + + for (i = 0; i < count; i++) + pr_info("reg[%02d]: %08x\n", i, readl_relaxed(regs + i * 4)); +} +EXPORT_SYMBOL(mpp_debug_dump_reg); + +void mpp_debug_dump_reg_mem(u32 *regs, int count) +{ + int i; + + pr_info("Dumping registers: %p\n", regs); + + for (i = 0; i < count; i++) + pr_info("reg[%03d]: %08x\n", i, regs[i]); +} +EXPORT_SYMBOL(mpp_debug_dump_reg_mem); + +void mpp_dev_write_seq(struct rockchip_mpp_dev *mpp_dev, unsigned long offset, + void *buffer, unsigned long count) +{ + int i; + + for (i = 0; i < count; i++) { + u32 *cur = (u32 *)buffer; + u32 pos = offset + i * 4; + u32 j = i + (u32)(offset / 4); + + cur += i; + mpp_debug(DEBUG_SET_REG, "write reg[%03d]: %08x\n", j, *cur); + iowrite32(*cur, mpp_dev->reg_base + pos); + } +} +EXPORT_SYMBOL(mpp_dev_write_seq); + +void mpp_dev_write(struct rockchip_mpp_dev *mpp, u32 reg, u32 val) +{ + mpp_debug(DEBUG_SET_REG, "write reg[%03d]: %08x\n", reg / 4, val); + iowrite32(val, mpp->reg_base + reg); +} +EXPORT_SYMBOL(mpp_dev_write); + +void mpp_dev_read_seq(struct rockchip_mpp_dev *mpp_dev, + unsigned long offset, void *buffer, + unsigned long count) +{ + int i = 0; + + for (i = 0; i < count; i++) { + u32 *cur = (u32 *)buffer; + u32 pos = offset / 4 + i; + + cur += i; + *cur = ioread32(mpp_dev->reg_base + pos * 4); + mpp_debug(DEBUG_GET_REG, "get reg[%03d]: %08x\n", pos, *cur); + } +} +EXPORT_SYMBOL(mpp_dev_read_seq); + +u32 mpp_dev_read(struct rockchip_mpp_dev *mpp, u32 reg) +{ + u32 val = ioread32(mpp->reg_base + reg); + + mpp_debug(DEBUG_GET_REG, "get reg[%03d] 0x%x: %08x\n", reg / 4, + reg, val); + return val; +} +EXPORT_SYMBOL(mpp_dev_read); + +void mpp_debug_time_record(struct mpp_task *task) +{ + if (unlikely(debug & DEBUG_TIMING) && task) + getboottime64(&task->start); +} +EXPORT_SYMBOL(mpp_debug_time_record); + +void mpp_debug_time_diff(struct mpp_task *task) +{ + struct timespec64 end; + + getboottime64(&end); + mpp_debug(DEBUG_TIMING, "time: %lld ms\n", + (end.tv_sec - task->start.tv_sec) * 1000 + + (end.tv_nsec - task->start.tv_nsec) / 1000000); +} +EXPORT_SYMBOL(mpp_debug_time_diff); + +static int mpp_m2m_querycap(struct file *filp, void *fh, + struct v4l2_capability *cap) +{ + struct rockchip_mpp_dev *mpp_dev = video_drvdata(filp); + + strscpy(cap->driver, MPP_MODULE_NAME, sizeof(cap->driver)); + strscpy(cap->card, MPP_MODULE_NAME, sizeof(cap->card)); + snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s", + dev_name(mpp_dev->dev)); + + cap->device_caps = V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_M2M_MPLANE; + cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; + + return 0; +} + +static int mpp_g_fmt_mplane(struct file *filp, void *fh, struct v4l2_format *f) +{ + struct mpp_session *session = container_of(filp->private_data, + struct mpp_session, fh); + + struct v4l2_pix_format_mplane *pix_mp = &f->fmt.pix_mp; + struct v4l2_pix_format_mplane *fmt = NULL; + + if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) + fmt = &session->fmt_cap; + else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) + fmt = &session->fmt_out; + + *pix_mp = *fmt; + + return 0; +} + +static int mpp_enum_fmt_mplane(struct file *filp, void *priv, + struct v4l2_fmtdesc *f) +{ + struct rockchip_mpp_dev *mpp_dev = video_drvdata(filp); + const struct v4l2_pix_format_mplane *formats; + unsigned int num_fmts; + + switch (f->type) { + case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: + num_fmts = ARRAY_SIZE(mpp_dev->fmt_out); + formats = mpp_dev->fmt_out; + break; + case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: + num_fmts = ARRAY_SIZE(mpp_dev->fmt_cap); + formats = mpp_dev->fmt_cap; + break; + default: + return -EINVAL; + } + + if (f->index >= num_fmts) + return -EINVAL; + + if (formats[f->index].pixelformat == 0) + return -EINVAL; + + f->pixelformat = formats[f->index].pixelformat; + + return 0; +} + +static int mpp_try_fmt_mplane(struct file *filp, void *priv, + struct v4l2_format *f) +{ + struct rockchip_mpp_dev *mpp_dev = video_drvdata(filp); + const struct v4l2_pix_format_mplane *formats; + unsigned int num_fmts; + int i; + + switch (f->type) { + case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: + num_fmts = ARRAY_SIZE(mpp_dev->fmt_out); + formats = mpp_dev->fmt_out; + break; + case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: + num_fmts = ARRAY_SIZE(mpp_dev->fmt_cap); + formats = mpp_dev->fmt_cap; + break; + default: + return -EINVAL; + } + + for (i = 0; i < num_fmts; i++) { + if (f->fmt.pix_mp.pixelformat == formats[i].pixelformat) + return 0; + } + + return -EINVAL; +} + +const struct v4l2_ioctl_ops mpp_ioctl_ops_templ = { + .vidioc_querycap = mpp_m2m_querycap, +#if 0 + .vidioc_try_fmt_vid_cap = mpp_try_fmt_cap, + .vidioc_try_fmt_vid_out = mpp_try_fmt_out, + .vidioc_s_fmt_vid_out = mpp_s_fmt_out, + .vidioc_s_fmt_vid_cap = mpp_s_fmt_cap, +#endif + .vidioc_try_fmt_vid_out_mplane = mpp_try_fmt_mplane, + .vidioc_try_fmt_vid_cap_mplane = mpp_try_fmt_mplane, + .vidioc_g_fmt_vid_out_mplane = mpp_g_fmt_mplane, + .vidioc_g_fmt_vid_cap_mplane = mpp_g_fmt_mplane, + .vidioc_enum_fmt_vid_out_mplane = mpp_enum_fmt_mplane, + .vidioc_enum_fmt_vid_cap_mplane = mpp_enum_fmt_mplane, + + .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs, + .vidioc_querybuf = v4l2_m2m_ioctl_querybuf, + .vidioc_qbuf = v4l2_m2m_ioctl_qbuf, + .vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf, + .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, + .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, + .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, + + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, + + .vidioc_streamon = v4l2_m2m_ioctl_streamon, + .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, +}; +EXPORT_SYMBOL(mpp_ioctl_ops_templ); + +static int mpp_queue_setup(struct vb2_queue *vq, unsigned int *num_buffers, + unsigned int *num_planes, unsigned int sizes[], + struct device *alloc_devs[]) +{ + struct mpp_session *session = vb2_get_drv_priv(vq); + struct v4l2_pix_format_mplane *pixfmt; + int i; + + switch (vq->type) { + case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: + pixfmt = &session->fmt_out; + break; + case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: + pixfmt = &session->fmt_cap; + break; + default: + return -EINVAL; + } + + if (*num_planes) { + if (*num_planes != pixfmt->num_planes) + return -EINVAL; + for (i = 0; i < pixfmt->num_planes; ++i) + if (sizes[i] < pixfmt->plane_fmt[i].sizeimage) + return -EINVAL; + + return 0; + } + + *num_planes = pixfmt->num_planes; + for (i = 0; i < pixfmt->num_planes; i++) + sizes[i] = pixfmt->plane_fmt[i].sizeimage; + + return 0; +} + +static int mpp_start_streaming(struct vb2_queue *vq, unsigned int count) +{ + struct mpp_session *session = vb2_get_drv_priv(vq); + + if (V4L2_TYPE_IS_OUTPUT(vq->type)) + session->sequence_out = 0; + else + session->sequence_cap = 0; + + return 0; +} + +static void mpp_stop_streaming(struct vb2_queue *vq) +{ + struct mpp_session *session = vb2_get_drv_priv(vq); + + for (;;) { + struct vb2_v4l2_buffer *vbuf; + + if (V4L2_TYPE_IS_OUTPUT(vq->type)) + vbuf = v4l2_m2m_src_buf_remove(session->fh.m2m_ctx); + else + vbuf = v4l2_m2m_dst_buf_remove(session->fh.m2m_ctx); + + if (!vbuf) + break; + + v4l2_ctrl_request_complete(vbuf->vb2_buf.req_obj.req, + &session->ctrl_handler); + v4l2_m2m_buf_done(vbuf, VB2_BUF_STATE_ERROR); + } +} + +#if 0 +static void mpp_buf_finish(struct vb2_buffer *vb) +{ + struct mpp_session *session = vb2_get_drv_priv(vb->vb2_queue); + + if (vb->vb2_queue->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { + } +} +#endif + +static void mpp_buf_queue(struct vb2_buffer *vb) { + struct mpp_session *session = vb2_get_drv_priv(vb->vb2_queue); + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); + + /* TODO: may alloc registers table here */ + v4l2_m2m_buf_queue(session->fh.m2m_ctx, vbuf); +} + +static void mpp_buf_request_complete(struct vb2_buffer *vb) { + struct mpp_session *session = vb2_get_drv_priv(vb->vb2_queue); + + v4l2_ctrl_request_complete(vb->req_obj.req, &session->ctrl_handler); +} + +static const struct vb2_ops mpp_queue_ops = { + .queue_setup = mpp_queue_setup, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, +#if 0 + .buf_finish = mpp_buf_finish; +#endif + .start_streaming = mpp_start_streaming, + .stop_streaming = mpp_stop_streaming, + .buf_queue = mpp_buf_queue, + .buf_request_complete = mpp_buf_request_complete, +}; + +static int rockchip_mpp_queue_init(void *priv, struct vb2_queue *src_vq, + struct vb2_queue *dst_vq) +{ + struct mpp_session *session = priv; + int ret; + + src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; + src_vq->io_modes = VB2_MMAP | VB2_DMABUF; + src_vq->drv_priv = session; + src_vq->mem_ops = &vb2_dma_sg_memops; + src_vq->dma_attrs = DMA_ATTR_ALLOC_SINGLE_PAGES | + DMA_ATTR_NO_KERNEL_MAPPING; + src_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); + src_vq->min_buffers_needed = 1; + src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; + src_vq->lock = &session->mpp_dev->dev_lock; + src_vq->ops = &mpp_queue_ops; + src_vq->dev = session->mpp_dev->v4l2_dev.dev; + src_vq->supports_requests = true; + + ret = vb2_queue_init(src_vq); + if (ret) + return ret; + + dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; + dst_vq->io_modes = VB2_MMAP | VB2_DMABUF; + dst_vq->min_buffers_needed = 1; + dst_vq->drv_priv = session; + dst_vq->mem_ops = &vb2_dma_sg_memops; + dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); + dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; + dst_vq->lock = &session->mpp_dev->dev_lock; + dst_vq->ops = &mpp_queue_ops; + dst_vq->dev = session->mpp_dev->v4l2_dev.dev; + + ret = vb2_queue_init(dst_vq); + + return ret; +} + +void *rockchip_mpp_alloc_session(struct rockchip_mpp_dev *mpp_dev, + struct video_device *vdev) +{ + struct mpp_session *session = NULL; + int error = 0; + + mpp_debug_enter(); + + session = kzalloc(sizeof(*session), GFP_KERNEL); + if (!session) + return ERR_PTR(-ENOMEM); + + session->pid = current->pid; + session->mpp_dev = mpp_dev; + mutex_init(&session->lock); + INIT_LIST_HEAD(&session->pending); + init_waitqueue_head(&session->wait); + error = kfifo_alloc(&session->done_fifo, MPP_SESSION_MAX_DONE_TASK, + GFP_KERNEL); + if (error < 0) + goto fail; + + atomic_set(&session->task_running, 0); + INIT_LIST_HEAD(&session->list_session); + + session->fh.m2m_ctx = v4l2_m2m_ctx_init(mpp_dev->m2m_dev, session, + rockchip_mpp_queue_init); + if (IS_ERR(session->fh.m2m_ctx)) { + error = PTR_ERR(session->fh.m2m_ctx); + goto fail; + } + v4l2_fh_init(&session->fh, vdev); + v4l2_fh_add(&session->fh); + + mpp_debug_leave(); + + return session; + +fail: + kfree(session); + return ERR_PTR(error); +} +EXPORT_SYMBOL(rockchip_mpp_alloc_session); + +int rockchip_mpp_dev_release(struct file *filp) +{ + struct mpp_session *session = container_of(filp->private_data, + struct mpp_session, fh); + struct rockchip_mpp_dev *mpp_dev = video_drvdata(filp); + + mpp_debug_enter(); + if (!session) + return -EINVAL; + + /* TODO: is it necessary for v4l2? */ +#if 0 + int task_running; + task_running = atomic_read(&session->task_running); + if (task_running) { + pr_err("session %d still has %d task running when closing\n", + session->pid, task_running); + msleep(50); + } + wake_up(&session->wait); +#endif + + v4l2_m2m_ctx_release(session->fh.m2m_ctx); + v4l2_fh_del(&session->fh); + v4l2_fh_exit(&session->fh); + v4l2_ctrl_handler_free(&session->ctrl_handler); + mpp_dev_session_clear(mpp_dev, session); + + kfifo_free(&session->done_fifo); + filp->private_data = NULL; + + mpp_dev_power_off(mpp_dev); + kfree(session); + + dev_dbg(mpp_dev->dev, "closed\n"); + mpp_debug_leave(); + return 0; +} +EXPORT_SYMBOL(rockchip_mpp_dev_release); + +void *rockchip_mpp_get_cur_ctrl(struct mpp_session *session, u32 id) +{ + struct v4l2_ctrl *ctrl; + + ctrl = v4l2_ctrl_find(&session->ctrl_handler, id); + return ctrl ? ctrl->p_cur.p : NULL; +} +EXPORT_SYMBOL(rockchip_mpp_get_cur_ctrl); + +int rockchip_mpp_get_ref_idx(struct vb2_queue *queue, + struct vb2_buffer *vb2_buf, u64 timestamp) +{ + if (vb2_buf->timestamp == timestamp) + return vb2_buf->index; + else + return vb2_find_timestamp(queue, timestamp, 0); +} +EXPORT_SYMBOL(rockchip_mpp_get_ref_idx); + +dma_addr_t rockchip_mpp_find_addr(struct vb2_queue *queue, + struct vb2_buffer *vb2_buf, u64 timestamp) +{ + struct sg_table *sgt; + int idx = -1; + + idx = rockchip_mpp_get_ref_idx(queue, vb2_buf, timestamp); + if (idx < 0) + return 0; + + sgt = vb2_dma_sg_plane_desc(queue->bufs[idx], 0); + if (sgt) + return 0; + + return sg_dma_address(sgt->sgl); +} +EXPORT_SYMBOL(rockchip_mpp_find_addr); + +#if 0 +const struct v4l2_file_operations mpp_v4l2_fops_templ = { + .release = mpp_dev_release, + .poll = v4l2_m2m_fop_poll, + .unlocked_ioctl = video_ioctl2, + .mmap = v4l2_m2m_fop_mmap, +}; +#endif + +static int __init mpp_device_init(void) +{ + mpp_device_class = class_create(THIS_MODULE, "mpp_device"); + if (PTR_ERR_OR_ZERO(mpp_device_class)) + return PTR_ERR(mpp_device_class); + + return 0; +} + +static void __exit mpp_device_exit(void) +{ + class_destroy(mpp_device_class); +} + +module_init(mpp_device_init); +module_exit(mpp_device_exit); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/staging/rockchip-mpp/mpp_dev_common.h b/drivers/staging/rockchip-mpp/mpp_dev_common.h new file mode 100644 index 000000000000..36770af53a95 --- /dev/null +++ b/drivers/staging/rockchip-mpp/mpp_dev_common.h @@ -0,0 +1,212 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2016 - 2017 Fuzhou Rockchip Electronics Co., Ltd + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef _ROCKCHIP_MPP_DEV_COMMON_H_ +#define _ROCKCHIP_MPP_DEV_COMMON_H_ + +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +#include "mpp_service.h" + +#define MPP_MODULE_NAME "rk-mpp" + +extern const struct v4l2_ioctl_ops mpp_ioctl_ops_templ; + +struct mpp_dev_variant { + u32 reg_len; + const char *node_name; + u32 version_bit; + int vfd_func; +}; + +/* Definition in mpp service file */ +struct mpp_service; + +struct rockchip_mpp_dev { + struct device *dev; + + const struct mpp_dev_variant *variant; + struct mpp_dev_ops *ops; + struct v4l2_pix_format_mplane fmt_out[16]; + struct v4l2_pix_format_mplane fmt_cap[16]; + + void __iomem *reg_base; + int irq; + struct workqueue_struct *irq_workq; + struct iommu_domain *domain; + + rwlock_t resource_rwlock; + atomic_t reset_request; + + struct v4l2_device v4l2_dev; + struct v4l2_m2m_dev *m2m_dev; + struct media_device mdev; + struct video_device *vfd; + struct mutex dev_lock; + + /* MPP Service */ + struct mpp_service_node *srv; +}; + +struct mpp_task; + +struct mpp_session { + /* the session related device private data */ + struct rockchip_mpp_dev *mpp_dev; + /* a linked list of data so we can access them for debugging */ + struct list_head list_session; + + /* session tasks list lock */ + struct mutex lock; + struct list_head pending; + + DECLARE_KFIFO_PTR(done_fifo, struct mpp_task *); + + wait_queue_head_t wait; + pid_t pid; + atomic_t task_running; + + struct v4l2_fh fh; + u32 sequence_cap; + u32 sequence_out; + + struct v4l2_pix_format_mplane fmt_out; + struct v4l2_pix_format_mplane fmt_cap; + + struct v4l2_ctrl_handler ctrl_handler; + /* TODO: FIXME: slower than helper function ? */ + struct v4l2_ctrl **ctrls; +}; + +/* The context for the a task */ +struct mpp_task { + /* context belong to */ + struct mpp_session *session; + + /* link to service session */ + struct list_head session_link; + /* link to service list */ + struct list_head service_link; + struct work_struct work; + + /* record context running start time */ + struct timespec64 start; +}; + +/* + * struct mpp_dev_ops - context specific operations for a device + * The task part + * @alloc_task + * @prepare Check HW status for determining run next task or not. + * @run Start a single {en,de}coding run. Set registers to hardware. + * @finish Read back processing results and additional data from hardware. + * @result Read status to userspace. + * @free_task Release the resource allocate during init. + * The device part + * @reset + */ +struct mpp_dev_ops { + /* size: in bytes, data sent from userspace, length in bytes */ + void *(*alloc_task)(struct mpp_session *session, + void __user *src, u32 size); + int (*prepare)(struct rockchip_mpp_dev *mpp_dev, struct mpp_task *task); + int (*run)(struct rockchip_mpp_dev *mpp_dev, struct mpp_task *task); + int (*finish)(struct rockchip_mpp_dev *mpp_dev, struct mpp_task *task); + int (*result)(struct rockchip_mpp_dev *mpp_dev, struct mpp_task *task, + u32 __user *dst, u32 size); + int (*free_task)(struct mpp_session *session, + struct mpp_task *task); + /* Hardware only operations */ + int (*reset)(struct rockchip_mpp_dev *mpp_dev); +}; + +struct rockchip_mpp_control { + u32 codec; + u32 id; + u32 elem_size; +}; + +void *rockchip_mpp_alloc_session(struct rockchip_mpp_dev *mpp_dev, + struct video_device *vdev); +int rockchip_mpp_dev_release(struct file *filp); + +void *rockchip_mpp_get_cur_ctrl(struct mpp_session *session, u32 id); +int rockchip_mpp_get_ref_idx(struct vb2_queue *queue, + struct vb2_buffer *vb2_buf, u64 timestamp); +dma_addr_t rockchip_mpp_find_addr(struct vb2_queue *queue, + struct vb2_buffer *vb2_buf, u64 timestamp); + +int mpp_dev_task_init(struct mpp_session *session, struct mpp_task *task); +void mpp_dev_task_finish(struct mpp_session *session, struct mpp_task *task); +void mpp_dev_task_finalize(struct mpp_session *session, struct mpp_task *task); + +void mpp_dev_power_on(struct rockchip_mpp_dev *mpp); +void mpp_dev_power_off(struct rockchip_mpp_dev *mpp); +bool mpp_dev_is_power_on(struct rockchip_mpp_dev *mpp); + +void mpp_dump_reg(void __iomem *regs, int count); +void mpp_dump_reg_mem(u32 *regs, int count); + +int mpp_dev_common_probe(struct rockchip_mpp_dev *mpp_dev, + struct platform_device *pdev, + struct mpp_dev_ops *ops); +int mpp_dev_register_node(struct rockchip_mpp_dev *mpp_dev, + const char *node_name, const void *v4l2_fops, + const void *v4l2_ioctl_ops); +int mpp_dev_common_remove(struct rockchip_mpp_dev *mpp_dev); + +static inline void safe_reset(struct reset_control *rst) +{ + if (rst) + reset_control_assert(rst); +} + +static inline void safe_unreset(struct reset_control *rst) +{ + if (rst) + reset_control_deassert(rst); +} + +void mpp_dev_write_seq(struct rockchip_mpp_dev *mpp_dev, + unsigned long offset, void *buffer, + unsigned long count); + +void mpp_dev_write(struct rockchip_mpp_dev *mpp, u32 val, u32 reg); + +void mpp_dev_read_seq(struct rockchip_mpp_dev *mpp_dev, + unsigned long offset, void *buffer, + unsigned long count); + +u32 mpp_dev_read(struct rockchip_mpp_dev *mpp, u32 reg); + +void mpp_debug_time_record(struct mpp_task *task); +void mpp_debug_time_diff(struct mpp_task *task); + +void mpp_debug_dump_reg(void __iomem *regs, int count); +void mpp_debug_dump_reg_mem(u32 *regs, int count); + +#endif diff --git a/drivers/staging/rockchip-mpp/mpp_dev_rkvdec.c b/drivers/staging/rockchip-mpp/mpp_dev_rkvdec.c new file mode 100644 index 000000000000..b39170f6c29e --- /dev/null +++ b/drivers/staging/rockchip-mpp/mpp_dev_rkvdec.c @@ -0,0 +1,878 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2017 Fuzhou Rockchip Electronics Co., Ltd + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "mpp_debug.h" +#include "mpp_dev_common.h" + +#define RKVDEC_DRIVER_NAME "mpp_rkvdec" + +#define RKVDEC_VER_RK3328_BIT BIT(1) +#define IOMMU_GET_BUS_ID(x) (((x) >> 6) & 0x1f) +#define IOMMU_PAGE_SIZE SZ_4K + +#define RKVDEC_NODE_NAME "rkvdec" +#define RK_HEVCDEC_NODE_NAME "hevc-service" + +#define to_rkvdec_task(ctx) \ + container_of(ctx, struct rkvdec_task, mpp_task) +#define to_rkvdec_dev(dev) \ + container_of(dev, struct rockchip_rkvdec_dev, mpp_dev) + +static int debug; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "bit switch for rkvdec debug information"); + +enum RKVDEC_STATE { + RKVDEC_STATE_NORMAL, + RKVDEC_STATE_LT_START, + RKVDEC_STATE_LT_RUN, +}; + +struct rockchip_rkvdec_dev { + struct rockchip_mpp_dev mpp_dev; + + struct reset_control *rst_a; + struct reset_control *rst_h; + struct reset_control *rst_niu_a; + struct reset_control *rst_niu_h; + struct reset_control *rst_core; + struct reset_control *rst_cabac; + + enum RKVDEC_STATE state; + + unsigned long aux_iova; + struct page *aux_page; + + void *current_task; +}; + +struct rkvdec_task { + struct mpp_task mpp_task; + + u32 reg[ROCKCHIP_RKVDEC_REG_NUM]; + u32 idx; + + u32 strm_base; + u32 irq_status; +}; + +static struct rockchip_mpp_control hevc_controls[] = { +}; + +static struct rockchip_mpp_control rkvdec_controls[] = { +}; + +static const struct v4l2_pix_format_mplane fmt_out_temp[] = { + { + .pixelformat = V4L2_PIX_FMT_H264_SLICE, + }, + { + .pixelformat = V4L2_PIX_FMT_H265_SLICE, + }, +}; + +static const struct rockchip_mpp_format pixel_formats[] = { + { + .pixelformat = V4L2_PIX_FMT_NV12M, + }, + { + .pixelformat = V4L2_PIX_FMT_NV16M, + }, +}; + +static const struct mpp_dev_variant rkvdec_v1_data = { + .reg_len = 76, + .node_name = RKVDEC_NODE_NAME, + .version_bit = BIT(0), +}; + +static const struct mpp_dev_variant rkvdec_v1p_data = { + .reg_len = 76, + .node_name = RKVDEC_NODE_NAME, + .version_bit = RKVDEC_VER_RK3328_BIT, +}; + +static const struct mpp_dev_variant rk_hevcdec_data = { + .reg_len = 48, + .node_name = RK_HEVCDEC_NODE_NAME, + .version_bit = BIT(0), +}; + +static void *rockchip_rkvdec_get_drv_data(struct platform_device *pdev); + +static int rkvdec_s_fmt_vid_out_mplane(struct file *filp, void *priv, + struct v4l2_format *f) +{ + struct mpp_session *session = container_of(filp->private_data, + struct mpp_session, fh); + struct v4l2_pix_format_mplane *pix_mp = &f->fmt.pix_mp; + struct vb2_queue *vq; + int sizes = 0; + int i; + + /* TODO: We can change width and height at streaming on */ + vq = v4l2_m2m_get_vq(session->fh.m2m_ctx, f->type); + if (vb2_is_streaming(vq)) + return -EBUSY; + + for (i = 0; i < pix_mp->num_planes; i++) { + sizes += pix_mp->plane_fmt[i].sizeimage; + } + /* strm_len is 24 bits */ + if (sizes >= SZ_16M) + return -EINVAL; + + session->fmt_out = *pix_mp; + + /* Copy the pixel format information from OUTPUT to CAPUTRE */ + session->fmt_cap.width = pix_mp->width; + session->fmt_cap.height = pix_mp->height; + session->fmt_cap.colorspace = pix_mp->colorspace; + session->fmt_cap.ycbcr_enc = pix_mp->ycbcr_enc; + session->fmt_cap.xfer_func = pix_mp->xfer_func; + session->fmt_cap.quantization = pix_mp->quantization; + + return 0; +} + +static int rkvdec_s_fmt_vid_cap_mplane(struct file *filp, void *priv, + struct v4l2_format *f) +{ + struct mpp_session *session = container_of(filp->private_data, + struct mpp_session, fh); + struct v4l2_pix_format_mplane *pix_mp = &f->fmt.pix_mp; + struct vb2_queue *vq; + + vq = v4l2_m2m_get_vq(session->fh.m2m_ctx, f->type); + if (vb2_is_streaming(vq)) + return -EBUSY; + +#if 0 + ret = rkvdpu_try_fmt_cap(filp, priv, f); + if (ret) + return ret; +#endif + switch (pix_mp->pixelformat) { + case V4L2_PIX_FMT_NV12M: + /* TODO: adaptive based by cache settings */ + pix_mp->plane_fmt[0].bytesperline = + ALIGN(pix_mp->width, 256) | 256; + pix_mp->plane_fmt[1].bytesperline = + ALIGN(pix_mp->width, 256) | 256; + /* TODO: align with 16 for H.264 */ + pix_mp->plane_fmt[0].sizeimage = + pix_mp->plane_fmt[0].bytesperline * ALIGN(pix_mp->height, + 8); + /* Additional space for motion vector */ + pix_mp->plane_fmt[1].sizeimage = + pix_mp->plane_fmt[1].bytesperline * ALIGN(pix_mp->height, + 8); + break; + case V4L2_PIX_FMT_NV16M: + pix_mp->plane_fmt[0].bytesperline = + ALIGN(pix_mp->width, 256) | 256; + pix_mp->plane_fmt[1].bytesperline = + ALIGN(pix_mp->width, 256) | 256; + pix_mp->plane_fmt[0].sizeimage = + pix_mp->plane_fmt[0].bytesperline * ALIGN(pix_mp->height, + 16); + pix_mp->plane_fmt[1].sizeimage = + pix_mp->plane_fmt[1].bytesperline * + /* Additional space for motion vector */ + pix_mp->plane_fmt[1].sizeimage = + pix_mp->plane_fmt[1].bytesperline * ALIGN(pix_mp->height, + 16) * 3 / 2; + break; + default: + return -EINVAL; + } + + session->fmt_cap = *pix_mp; + + return 0; +} + +/* + * NOTE: rkvdec/rkhevc put scaling list address in pps buffer hardware will read + * it by pps id in video stream data. + * + * So we need to translate the address in iommu case. The address data is also + * 10bit fd + 22bit offset mode. + * Because userspace decoder do not give the pps id in the register file sets + * kernel driver need to translate each scaling list address in pps buffer which + * means 256 pps for H.264, 64 pps for H.265. + * + * In order to optimize the performance kernel driver ask userspace decoder to + * set all scaling list address in pps buffer to the same one which will be used + * on current decoding task. Then kernel driver can only translate the first + * address then copy it all pps buffer. + */ +static int fill_scaling_list_pps(struct rkvdec_task *task, int fd, int offset, + int count, int pps_info_size, + int sub_addr_offset) +{ + struct device *dev = NULL; + struct dma_buf *dmabuf = NULL; + void *vaddr = NULL; + u8 *pps = NULL; + u32 base = sub_addr_offset; + u32 scaling_fd = 0; + u32 scaling_offset; + int ret = 0; + + /* FIXME: find a better way, it only be used for debugging purpose */ + dev = task->mpp_task.session->mpp->dev; + if (!dev) + return -EINVAL; + + dmabuf = dma_buf_get(fd); + if (IS_ERR_OR_NULL(dmabuf)) { + dev_err(dev, "invliad pps buffer\n"); + return -ENOENT; + } + + ret = dma_buf_begin_cpu_access(dmabuf, DMA_FROM_DEVICE); + if (ret) { + dev_err(dev, "can't access the pps buffer\n"); + goto done; + } + + vaddr = dma_buf_vmap(dmabuf); + if (!vaddr) { + dev_err(dev, "can't access the pps buffer\n"); + ret = -EIO; + goto done; + } + pps = vaddr + offset; + + memcpy(&scaling_offset, pps + base, sizeof(scaling_offset)); + scaling_offset = le32_to_cpu(scaling_offset); + + scaling_fd = scaling_offset & 0x3ff; + scaling_offset = scaling_offset >> 10; + + if (scaling_fd > 0) { + struct mpp_mem_region *mem_region = NULL; + dma_addr_t tmp = 0; + int i = 0; + + mem_region = mpp_dev_task_attach_fd(&task->mpp_task, + scaling_fd); + if (IS_ERR(mem_region)) { + ret = PTR_ERR(mem_region); + goto done; + } + + tmp = mem_region->iova; + tmp += scaling_offset; + tmp = cpu_to_le32(tmp); + mpp_debug(DEBUG_PPS_FILL, + "pps at %p, scaling fd: %3d => %pad + offset %10d\n", + pps, scaling_fd, &mem_region->iova, offset); + + /* Fill the scaling list address in each pps entries */ + for (i = 0; i < count; i++, base += pps_info_size) + memcpy(pps + base, &tmp, sizeof(tmp)); + } + +done: + dma_buf_vunmap(dmabuf, vaddr); + dma_buf_end_cpu_access(dmabuf, DMA_FROM_DEVICE); + dma_buf_put(dmabuf); + + return ret; +} + +static void *rockchip_mpp_rkvdec_alloc_task(struct mpp_session *session, + void __user * src, u32 size) +{ + struct rkvdec_task *task = NULL; + u32 reg_len; + u32 fmt = 0; + u32 dwsize = size / sizeof(u32); + int pps_fd; + u32 pps_offset; + int err = -EFAULT; + + mpp_debug_enter(); + + task = kzalloc(sizeof(*task), GFP_KERNEL); + if (!task) + return NULL; + + mpp_dev_task_init(session, &task->mpp_task); + + reg_len = dwsize > ROCKCHIP_RKVDEC_REG_NUM ? + ROCKCHIP_RKVDEC_REG_NUM : dwsize; + + if (copy_from_user(task->reg, src, reg_len * 4)) { + mpp_err("error: copy_from_user failed in reg_init\n"); + err = -EFAULT; + goto fail; + } + + fmt = RKVDEC_GET_FORMAT(task->reg[RKVDEC_REG_SYS_CTRL_INDEX]); + /* + * special offset scale case + * + * This translation is for fd + offset translation. + * One register has 32bits. We need to transfer both buffer file + * handle and the start address offset so we packet file handle + * and offset together using below format. + * + * 0~9 bit for buffer file handle range 0 ~ 1023 + * 10~31 bit for offset range 0 ~ 4M + * + * But on 4K case the offset can be larger the 4M + * So on VP9 4K decoder colmv base we scale the offset by 16 + */ + if (fmt == RKVDEC_FMT_VP9D) { + struct mpp_mem_region *mem_region = NULL; + dma_addr_t iova = 0; + u32 offset = task->reg[RKVDEC_REG_VP9_REFCOLMV_BASE_INDEX]; + int fd = task->reg[RKVDEC_REG_VP9_REFCOLMV_BASE_INDEX] & 0x3ff; + + offset = offset >> 10 << 4; + mem_region = mpp_dev_task_attach_fd(&task->mpp_task, fd); + if (IS_ERR(mem_region)) { + err = PTR_ERR(mem_region); + goto fail; + } + + iova = mem_region->iova; + task->reg[RKVDEC_REG_VP9_REFCOLMV_BASE_INDEX] = iova + offset; + } + + pps_fd = task->reg[RKVDEC_REG_PPS_BASE_INDEX] & 0x3ff; + pps_offset = task->reg[RKVDEC_REG_PPS_BASE_INDEX] >> 10; + if (pps_fd > 0) { + int pps_info_offset; + int pps_info_count; + int pps_info_size; + int scaling_list_addr_offset; + + switch (fmt) { + case RKVDEC_FMT_H264D: + pps_info_offset = pps_offset; + pps_info_count = 256; + pps_info_size = 32; + scaling_list_addr_offset = 23; + break; + case RKVDEC_FMT_H265D: + pps_info_offset = pps_offset; + pps_info_count = 64; + pps_info_size = 80; + scaling_list_addr_offset = 74; + break; + default: + pps_info_offset = 0; + pps_info_count = 0; + pps_info_size = 0; + scaling_list_addr_offset = 0; + break; + } + + mpp_debug(DEBUG_PPS_FILL, "scaling list filling parameter:\n"); + mpp_debug(DEBUG_PPS_FILL, + "pps_info_offset %d\n", pps_info_offset); + mpp_debug(DEBUG_PPS_FILL, + "pps_info_count %d\n", pps_info_count); + mpp_debug(DEBUG_PPS_FILL, + "pps_info_size %d\n", pps_info_size); + mpp_debug(DEBUG_PPS_FILL, + "scaling_list_addr_offset %d\n", + scaling_list_addr_offset); + + if (pps_info_count) { + err = fill_scaling_list_pps(task, pps_fd, + pps_info_offset, + pps_info_count, + pps_info_size, + scaling_list_addr_offset); + if (err) { + mpp_err("fill pps failed\n"); + goto fail; + } + } + } + + err = mpp_reg_address_translate(session->mpp, &task->mpp_task, fmt, + task->reg); + if (err) { + mpp_err("error: translate reg address failed.\n"); + + if (unlikely(debug & DEBUG_DUMP_ERR_REG)) + mpp_debug_dump_reg_mem(task->reg, + ROCKCHIP_RKVDEC_REG_NUM); + goto fail; + } + + task->strm_base = task->reg[RKVDEC_REG_STREAM_RLC_BASE_INDEX]; + + mpp_debug_leave(); + + return &task->mpp_task; + +fail: + mpp_dev_task_finalize(session, &task->mpp_task); + kfree(task); + return ERR_PTR(err); +} + +static int rockchip_mpp_rkvdec_prepare(struct rockchip_mpp_dev *mpp_dev, + struct mpp_task *task) +{ + struct rockchip_rkvdec_dev *dec_dev = to_rkvdec_dev(mpp_dev); + + if (dec_dev->state == RKVDEC_STATE_NORMAL) + return -EINVAL; + /* + * Don't do soft reset before running or you will meet 0x00408322 + * if you will decode a HEVC stream. Different error for the AVC. + */ + + return 0; +} + +static int rockchip_mpp_rkvdec_run(struct rockchip_mpp_dev *mpp_dev, + struct mpp_task *mpp_task) +{ + struct rockchip_rkvdec_dev *dec_dev = NULL; + struct rkvdec_task *task = NULL; + u32 reg = 0; + + mpp_debug_enter(); + + dec_dev = to_rkvdec_dev(mpp_dev); + task = to_rkvdec_task(mpp_task); + + switch (dec_dev->state) { + case RKVDEC_STATE_NORMAL: + /* FIXME: spin lock here */ + dec_dev->current_task = task; + + reg = RKVDEC_CACHE_PERMIT_CACHEABLE_ACCESS + | RKVDEC_CACHE_PERMIT_READ_ALLOCATE; + if (!(debug & DEBUG_CACHE_32B)) + reg |= RKVDEC_CACHE_LINE_SIZE_64_BYTES; + + mpp_dev_write(mpp_dev, RKVDEC_REG_CACHE_ENABLE(0), reg); + mpp_dev_write(mpp_dev, RKVDEC_REG_CACHE_ENABLE(1), reg); + + mpp_dev_write_seq(mpp_dev, RKVDEC_REG_SYS_CTRL, + &task->reg[RKVDEC_REG_SYS_CTRL_INDEX], + mpp_dev->variant->reg_len + - RKVDEC_REG_SYS_CTRL_INDEX); + + /* Flush the register before the start the device */ + wmb(); + mpp_dev_write(mpp_dev, RKVDEC_REG_DEC_INT_EN, + task->reg[RKVDEC_REG_DEC_INT_EN_INDEX] + | RKVDEC_DEC_START); + break; + default: + break; + } + + mpp_debug_leave(); + + return 0; +} + +static int rockchip_mpp_rkvdec_finish(struct rockchip_mpp_dev *mpp_dev, + struct mpp_task *mpp_task) +{ + struct rockchip_rkvdec_dev *dec_dev = to_rkvdec_dev(mpp_dev); + struct rkvdec_task *task = to_rkvdec_task(mpp_task); + + mpp_debug_enter(); + + switch (dec_dev->state) { + case RKVDEC_STATE_NORMAL:{ + mpp_dev_read_seq(mpp_dev, RKVDEC_REG_SYS_CTRL, + &task->reg[RKVDEC_REG_SYS_CTRL_INDEX], + mpp_dev->variant->reg_len + - RKVDEC_REG_SYS_CTRL_INDEX); + task->reg[RKVDEC_REG_DEC_INT_EN_INDEX] = + task->irq_status; + } + break; + default: + break; + } + + mpp_debug_leave(); + + return 0; +} + +static int rockchip_mpp_rkvdec_result(struct rockchip_mpp_dev *mpp_dev, + struct mpp_task *mpp_task, + u32 __user * dst, u32 size) +{ + struct rkvdec_task *task = to_rkvdec_task(mpp_task); + + /* FIXME may overflow the kernel */ + if (copy_to_user(dst, task->reg, size)) { + mpp_err("copy_to_user failed\n"); + return -EIO; + } + + return 0; +} + +static int rockchip_mpp_rkvdec_free_task(struct mpp_session *session, + struct mpp_task *mpp_task) +{ + struct rkvdec_task *task = to_rkvdec_task(mpp_task); + + mpp_dev_task_finalize(session, mpp_task); + kfree(task); + + return 0; +} + +static irqreturn_t mpp_rkvdec_isr(int irq, void *dev_id) +{ + struct rockchip_rkvdec_dev *dec_dev = dev_id; + struct rockchip_mpp_dev *mpp_dev = &dec_dev->mpp_dev; + struct rkvdec_task *task = NULL; + struct mpp_task *mpp_task = NULL; + u32 irq_status; + u32 err_mask; + + irq_status = mpp_dev_read(mpp_dev, RKVDEC_REG_DEC_INT_EN); + if (!(irq_status & RKVDEC_DEC_INT_RAW)) + return IRQ_NONE; + + mpp_dev_write(mpp_dev, RKVDEC_REG_DEC_INT_EN, RKVDEC_CLOCK_GATE_EN); + /* FIXME use a spin lock here */ + task = (struct rkvdec_task *)dec_dev->current_task; + if (!task) { + dev_err(dec_dev->mpp_dev.dev, "no current task\n"); + return IRQ_HANDLED; + } + mpp_debug_time_diff(&task->mpp_task); + + task->irq_status = irq_status; + switch (dec_dev->state) { + case RKVDEC_STATE_NORMAL: + mpp_debug(DEBUG_IRQ_STATUS, "irq_status: %08x\n", + task->irq_status); + + err_mask = RKVDEC_INT_BUF_EMPTY + | RKVDEC_INT_BUS_ERROR + | RKVDEC_INT_COLMV_REF_ERROR + | RKVDEC_INT_STRM_ERROR | RKVDEC_INT_TIMEOUT; + + if (err_mask & task->irq_status) + atomic_set(&mpp_dev->reset_request, 1); + + mpp_task = &task->mpp_task; + mpp_dev_task_finish(mpp_task->session, mpp_task); + + mpp_debug_leave(); + return IRQ_HANDLED; + default: + goto fail; + } +fail: + return IRQ_HANDLED; +} + +static int rockchip_mpp_rkvdec_assign_reset(struct rockchip_rkvdec_dev *dec_dev) +{ + struct rockchip_mpp_dev *mpp_dev = &dec_dev->mpp_dev; + + /* TODO: use devm_reset_control_get_share() instead */ + dec_dev->rst_a = devm_reset_control_get(mpp_dev->dev, "video_a"); + dec_dev->rst_h = devm_reset_control_get(mpp_dev->dev, "video_h"); + dec_dev->rst_core = devm_reset_control_get(mpp_dev->dev, "video_core"); + /* The reset controller below are not shared with VPU */ + dec_dev->rst_niu_a = devm_reset_control_get(mpp_dev->dev, "niu_a"); + dec_dev->rst_niu_h = devm_reset_control_get(mpp_dev->dev, "niu_h"); + dec_dev->rst_cabac = devm_reset_control_get(mpp_dev->dev, + "video_cabac"); + + if (IS_ERR_OR_NULL(dec_dev->rst_a)) { + mpp_err("No aclk reset resource define\n"); + dec_dev->rst_a = NULL; + } + + if (IS_ERR_OR_NULL(dec_dev->rst_h)) { + mpp_err("No hclk reset resource define\n"); + dec_dev->rst_h = NULL; + } + + if (IS_ERR_OR_NULL(dec_dev->rst_niu_a)) { + mpp_err("No axi niu reset resource define\n"); + dec_dev->rst_niu_a = NULL; + } + + if (IS_ERR_OR_NULL(dec_dev->rst_niu_h)) { + mpp_err("No ahb niu reset resource define\n"); + dec_dev->rst_niu_h = NULL; + } + + if (IS_ERR_OR_NULL(dec_dev->rst_core)) { + mpp_err("No core reset resource define\n"); + dec_dev->rst_core = NULL; + } + + if (IS_ERR_OR_NULL(dec_dev->rst_cabac)) { + mpp_err("No cabac reset resource define\n"); + dec_dev->rst_cabac = NULL; + } + + return 0; +} + +static int rockchip_mpp_rkvdec_reset(struct rockchip_mpp_dev *mpp_dev) +{ + struct rockchip_rkvdec_dev *dec = to_rkvdec_dev(mpp_dev); + + if (dec->rst_a && dec->rst_h) { + mpp_debug(DEBUG_RESET, "reset in\n"); + rockchip_pmu_idle_request(mpp_dev->dev, true); + + safe_reset(dec->rst_niu_a); + safe_reset(dec->rst_niu_h); + safe_reset(dec->rst_a); + safe_reset(dec->rst_h); + safe_reset(dec->rst_core); + safe_reset(dec->rst_cabac); + udelay(5); + safe_unreset(dec->rst_niu_h); + safe_unreset(dec->rst_niu_a); + safe_unreset(dec->rst_a); + safe_unreset(dec->rst_h); + safe_unreset(dec->rst_core); + safe_unreset(dec->rst_cabac); + + rockchip_pmu_idle_request(mpp_dev->dev, false); + + mpp_dev_write(mpp_dev, RKVDEC_REG_DEC_INT_EN, 0); + dec->current_task = NULL; + mpp_debug(DEBUG_RESET, "reset out\n"); + } + + return 0; +} + +static int rockchip_mpp_rkvdec_sip_reset(struct rockchip_mpp_dev *mpp_dev) +{ +/* The reset flow in arm trustzone firmware */ +#if CONFIG_ROCKCHIP_SIP + sip_smc_vpu_reset(0, 0, 0); +#else + return rockchip_mpp_rkvdec_reset(mpp_dev); +#endif + return 0; +} + +static int rkvdec_rk3328_iommu_hdl(struct iommu_domain *iommu, + struct device *iommu_dev, unsigned long iova, + int status, void *arg) +{ + struct device *dev = (struct device *)arg; + struct platform_device *pdev = NULL; + struct rockchip_rkvdec_dev *dec_dev = NULL; + struct rockchip_mpp_dev *mpp_dev = NULL; + + int ret = -EIO; + + pdev = container_of(dev, struct platform_device, dev); + if (!pdev) { + dev_err(dev, "invalid platform_device\n"); + ret = -ENXIO; + goto done; + } + + dec_dev = platform_get_drvdata(pdev); + if (!dec_dev) { + dev_err(dev, "invalid device instance\n"); + ret = -ENXIO; + goto done; + } + mpp_dev = &dec_dev->mpp_dev; + + if (IOMMU_GET_BUS_ID(status) == 2) { + unsigned long page_iova = 0; + + /* avoid another page fault occur after page fault */ + if (dec_dev->aux_iova != 0) + iommu_unmap(mpp_dev->iommu_info->domain, + dec_dev->aux_iova, IOMMU_PAGE_SIZE); + + page_iova = round_down(iova, IOMMU_PAGE_SIZE); + ret = iommu_map(mpp_dev->iommu_info->domain, page_iova, + page_to_phys(dec_dev->aux_page), + IOMMU_PAGE_SIZE, DMA_FROM_DEVICE); + if (!ret) + dec_dev->aux_iova = page_iova; + } + +done: + return ret; +} + +static struct mpp_dev_ops rkvdec_ops = { + .alloc_task = rockchip_mpp_rkvdec_alloc_task, + .prepare = rockchip_mpp_rkvdec_prepare, + .run = rockchip_mpp_rkvdec_run, + .finish = rockchip_mpp_rkvdec_finish, + .result = rockchip_mpp_rkvdec_result, + .free_task = rockchip_mpp_rkvdec_free_task, + .reset = rockchip_mpp_rkvdec_reset, +}; + +static struct mpp_dev_ops rkvdec_rk3328_ops = { + .alloc_task = rockchip_mpp_rkvdec_alloc_task, + .prepare = rockchip_mpp_rkvdec_prepare, + .run = rockchip_mpp_rkvdec_run, + .finish = rockchip_mpp_rkvdec_finish, + .result = rockchip_mpp_rkvdec_result, + .free_task = rockchip_mpp_rkvdec_free_task, + .reset = rockchip_mpp_rkvdec_sip_reset, +}; + +static int rockchip_mpp_rkvdec_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct rockchip_rkvdec_dev *dec_dev = NULL; + struct rockchip_mpp_dev *mpp_dev = NULL; + int ret = 0; + + dec_dev = devm_kzalloc(dev, sizeof(struct rockchip_rkvdec_dev), + GFP_KERNEL); + if (!dec_dev) + return -ENOMEM; + + mpp_dev = &dec_dev->mpp_dev; + mpp_dev->variant = rockchip_rkvdec_get_drv_data(pdev); + + if (mpp_dev->variant->version_bit & RKVDEC_VER_RK3328_BIT) { + ret = mpp_dev_common_probe(mpp_dev, pdev, &rkvdec_rk3328_ops); + + dec_dev->aux_page = alloc_page(GFP_KERNEL); + if (!dec_dev->aux_page) { + dev_err(dev, + "can't allocate a page for auxiliary usage\n"); + return ret; + } + dec_dev->aux_iova = 0; + + iommu_set_fault_handler(mpp_dev->iommu_info->domain, + rkvdec_rk3328_iommu_hdl, dev); + } else { + ret = mpp_dev_common_probe(mpp_dev, pdev, &rkvdec_ops); + } + if (ret) + return ret; + + ret = devm_request_threaded_irq(dev, mpp_dev->irq, NULL, mpp_rkvdec_isr, + IRQF_SHARED | IRQF_ONESHOT, + dev_name(dev), dec_dev); + if (ret) { + dev_err(dev, "register interrupter runtime failed\n"); + return ret; + } + + rockchip_mpp_rkvdec_assign_reset(dec_dev); + dec_dev->state = RKVDEC_STATE_NORMAL; + + ret = mpp_dev_register_node(mpp_dev, mpp_dev->variant->node_name, NULL); + if (ret) + dev_err(dev, "register char device failed: %d\n", ret); + + dev_info(dev, "probing finish\n"); + + platform_set_drvdata(pdev, dec_dev); + + return 0; +} + +static int rockchip_mpp_rkvdec_remove(struct platform_device *pdev) +{ + struct rockchip_rkvdec_dev *dec_dev = platform_get_drvdata(pdev); + + mpp_dev_common_remove(&dec_dev->mpp_dev); + + return 0; +} + +static const struct of_device_id mpp_rkvdec_dt_match[] = { + {.compatible = "rockchip,video-decoder-v1p",.data = &rkvdec_v1p_data}, + {.compatible = "rockchip,video-decoder-v1",.data = &rkvdec_v1_data}, + {.compatible = "rockchip,hevc-decoder-v1",.data = &rk_hevcdec_data}, + {}, +}; + +static void *rockchip_rkvdec_get_drv_data(struct platform_device *pdev) +{ + struct mpp_dev_variant *driver_data = NULL; + + if (pdev->dev.of_node) { + const struct of_device_id *match; + + match = of_match_node(mpp_rkvdec_dt_match, pdev->dev.of_node); + if (match) + driver_data = (struct mpp_dev_variant *)match->data; + } + return driver_data; +} + +static struct platform_driver rockchip_rkvdec_driver = { + .probe = rockchip_mpp_rkvdec_probe, + .remove = rockchip_mpp_rkvdec_remove, + .driver = { + .name = RKVDEC_DRIVER_NAME, + .of_match_table = of_match_ptr(mpp_rkvdec_dt_match), + }, +}; + +static int __init mpp_dev_rkvdec_init(void) +{ + int ret = platform_driver_register(&rockchip_rkvdec_driver); + + if (ret) { + mpp_err("Platform device register failed (%d).\n", ret); + return ret; + } + + return ret; +} + +static void __exit mpp_dev_rkvdec_exit(void) +{ + platform_driver_unregister(&rockchip_rkvdec_driver); +} + +module_init(mpp_dev_rkvdec_init); +module_exit(mpp_dev_rkvdec_exit); + +MODULE_DEVICE_TABLE(of, mpp_rkvdec_dt_match); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/staging/rockchip-mpp/mpp_dev_vdpu2.c b/drivers/staging/rockchip-mpp/mpp_dev_vdpu2.c new file mode 100644 index 000000000000..5789c8940543 --- /dev/null +++ b/drivers/staging/rockchip-mpp/mpp_dev_vdpu2.c @@ -0,0 +1,576 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2017 Fuzhou Rockchip Electronics Co., Ltd + * Randy Li, + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "mpp_debug.h" +#include "mpp_dev_common.h" + +#define RKVDPU2_DRIVER_NAME "mpp_vdpu2" +#define RKVDPU2_NODE_NAME "vpu-service" + +/* The maximum registers number of all the version */ +#define ROCKCHIP_VDPU2_REG_NUM 159 + +/* The first register of the decoder is Reg50(0x000c8) */ +#define RKVDPU2_REG_DEC_CTRL 0x0c8 +#define RKVDPU2_REG_DEC_CTRL_INDEX (50) + +#define RKVDPU2_REG_SYS_CTRL 0x0d4 +#define RKVDPU2_REG_SYS_CTRL_INDEX (53) +#define RKVDPU2_GET_FORMAT(x) ((x) & 0xf) +#define RKVDPU2_FMT_H264D 0 +#define RKVDPU2_FMT_MPEG4D 1 +#define RKVDPU2_FMT_H263D 2 +#define RKVDPU2_FMT_JPEGD 3 +#define RKVDPU2_FMT_VC1D 4 +#define RKVDPU2_FMT_MPEG2D 5 +#define RKVDPU2_FMT_MPEG1D 6 +#define RKVDPU2_FMT_VP6D 7 +#define RKVDPU2_FMT_RESERVED 8 +#define RKVDPU2_FMT_VP7D 9 +#define RKVDPU2_FMT_VP8D 10 +#define RKVDPU2_FMT_AVSD 11 + +#define RKVDPU2_REG_DEC_INT_EN 0x0dc +#define RKVDPU2_REG_DEC_INT_EN_INDEX (55) +#define RKVDPU2_INT_TIMEOUT BIT(13) +#define RKVDPU2_INT_STRM_ERROR BIT(12) +#define RKVDPU2_INT_SLICE BIT(9) +#define RKVDPU2_INT_ASO_ERROR BIT(8) +#define RKVDPU2_INT_BUF_EMPTY BIT(6) +#define RKVDPU2_INT_BUS_ERROR BIT(5) +#define RKVDPU2_DEC_INT BIT(4) +#define RKVDPU2_DEC_IRQ_DIS BIT(1) +#define RKVDPU2_DEC_INT_RAW BIT(0) + +#define RKVDPU2_REG_DEC_DEV_CTRL 0x0e4 +#define RKVDPU2_REG_DEC_DEV_CTRL_INDEX (57) +#define RKVDPU2_DEC_CLOCK_GATE_EN BIT(4) +#define RKVDPU2_DEC_START BIT(0) + +#define RKVDPU2_REG59 0x0ec +#define RKVDPU2_REG59_INDEX (59) + +#define RKVDPU2_REG_DIR_MV_BASE 0x0f8 +#define RKVDPU2_REG_DIR_MV_BASE_INDEX (62) + +#define RKVDPU2_REG_STREAM_RLC_BASE 0x100 +#define RKVDPU2_REG_STREAM_RLC_BASE_INDEX (64) + +#define to_rkvdpu_task(ctx) \ + container_of(ctx, struct rkvdpu_task, mpp_task) +#define to_rkvdpu_dev(dev) \ + container_of(dev, struct rockchip_rkvdpu_dev, mpp_dev) + +static int debug; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "bit switch for vdpu2 debug information"); + +struct rockchip_rkvdpu_dev { + struct rockchip_mpp_dev mpp_dev; + + struct reset_control *rst_a; + struct reset_control *rst_h; + + void *current_task; +}; + +struct rkvdpu_task { + struct mpp_task mpp_task; + + u32 reg[ROCKCHIP_VDPU2_REG_NUM]; + u32 idx; + struct extra_info_for_iommu ext_inf; + + u32 strm_base; + u32 irq_status; +}; + +/* + * file handle translate information + */ +static const char trans_tbl_default[] = { + 61, 62, 63, 64, 131, 134, 135, 148 +}; + +static const char trans_tbl_jpegd[] = { + 21, 22, 61, 63, 64, 131 +}; + +static const char trans_tbl_h264d[] = { + 61, 63, 64, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, + 98, 99 +}; + +static const char trans_tbl_vc1d[] = { + 62, 63, 64, 131, 134, 135, 145, 148 +}; + +static const char trans_tbl_vp6d[] = { + 61, 63, 64, 131, 136, 145 +}; + +static const char trans_tbl_vp8d[] = { + 61, 63, 64, 131, 136, 137, 140, 141, 142, 143, 144, 145, 146, 147, 149 +}; + +static struct mpp_trans_info trans_rk_vdpu2[] = { + [RKVDPU2_FMT_H264D] = { + .count = sizeof(trans_tbl_h264d), + .table = trans_tbl_h264d, + }, + [RKVDPU2_FMT_H263D] = { + .count = sizeof(trans_tbl_default), + .table = trans_tbl_default, + }, + [RKVDPU2_FMT_MPEG4D] = { + .count = sizeof(trans_tbl_default), + .table = trans_tbl_default, + }, + [RKVDPU2_FMT_JPEGD] = { + .count = sizeof(trans_tbl_jpegd), + .table = trans_tbl_jpegd, + }, + [RKVDPU2_FMT_VC1D] = { + .count = sizeof(trans_tbl_vc1d), + .table = trans_tbl_vc1d, + }, + [RKVDPU2_FMT_MPEG2D] = { + .count = sizeof(trans_tbl_default), + .table = trans_tbl_default, + }, + [RKVDPU2_FMT_MPEG1D] = { + .count = sizeof(trans_tbl_default), + .table = trans_tbl_default, + }, + [RKVDPU2_FMT_VP6D] = { + .count = sizeof(trans_tbl_vp6d), + .table = trans_tbl_vp6d, + }, + [RKVDPU2_FMT_RESERVED] = { + .count = 0, + .table = NULL, + }, + [RKVDPU2_FMT_VP7D] = { + .count = sizeof(trans_tbl_default), + .table = trans_tbl_default, + }, + [RKVDPU2_FMT_VP8D] = { + .count = sizeof(trans_tbl_vp8d), + .table = trans_tbl_vp8d, + }, + [RKVDPU2_FMT_AVSD] = { + .count = sizeof(trans_tbl_default), + .table = trans_tbl_default, + }, +}; + +static const struct mpp_dev_variant rkvdpu_v2_data = { + /* Exclude the register of the Performance counter */ + .reg_len = 159, + .trans_info = trans_rk_vdpu2, + .node_name = RKVDPU2_NODE_NAME, +}; + +static void *rockchip_rkvdpu2_get_drv_data(struct platform_device *pdev); + +static void *rockchip_mpp_rkvdpu_alloc_task(struct mpp_session *session, + void __user *src, u32 size) +{ + struct rkvdpu_task *task = NULL; + u32 reg_len; + u32 extinf_len; + u32 fmt = 0; + u32 dwsize = size / sizeof(u32); + int err = -EFAULT; + + mpp_debug_enter(); + + task = kzalloc(sizeof(*task), GFP_KERNEL); + if (!task) + return NULL; + + mpp_dev_task_init(session, &task->mpp_task); + + reg_len = dwsize > ROCKCHIP_VDPU2_REG_NUM ? + ROCKCHIP_VDPU2_REG_NUM : dwsize; + extinf_len = dwsize > reg_len ? (dwsize - reg_len) * 4 : 0; + + if (copy_from_user(task->reg, src, reg_len * 4)) { + mpp_err("error: copy_from_user failed in reg_init\n"); + err = -EFAULT; + goto fail; + } + + fmt = RKVDPU2_GET_FORMAT(task->reg[RKVDPU2_REG_SYS_CTRL_INDEX]); + if (extinf_len > 0) { + if (likely(fmt == RKVDPU2_FMT_JPEGD)) { + err = copy_from_user(&task->ext_inf, + (u8 *)src + size + - JPEG_IOC_EXTRA_SIZE, + JPEG_IOC_EXTRA_SIZE); + } else { + u32 ext_cpy = min_t(size_t, extinf_len, + sizeof(task->ext_inf)); + err = copy_from_user(&task->ext_inf, + (u32 *)src + reg_len, ext_cpy); + } + + if (err) { + mpp_err("copy_from_user failed when extra info\n"); + err = -EFAULT; + goto fail; + } + } + + err = mpp_reg_address_translate(session->mpp, &task->mpp_task, fmt, + task->reg); + if (err) { + mpp_err("error: translate reg address failed.\n"); + + if (unlikely(debug & DEBUG_DUMP_ERR_REG)) + mpp_debug_dump_reg_mem(task->reg, + ROCKCHIP_VDPU2_REG_NUM); + goto fail; + } + + if (likely(fmt == RKVDPU2_FMT_H264D)) { + struct mpp_mem_region *mem_region = NULL; + dma_addr_t iova = 0; + u32 offset = task->reg[RKVDPU2_REG_DIR_MV_BASE_INDEX]; + int fd = task->reg[RKVDPU2_REG_DIR_MV_BASE_INDEX] & 0x3ff; + + offset = offset >> 10 << 4; + mem_region = mpp_dev_task_attach_fd(&task->mpp_task, fd); + if (IS_ERR(mem_region)) { + err = PTR_ERR(mem_region); + goto fail; + } + + iova = mem_region->iova; + mpp_debug(DEBUG_IOMMU, "DMV[%3d]: %3d => %pad + offset %10d\n", + RKVDPU2_REG_DIR_MV_BASE_INDEX, fd, &iova, offset); + task->reg[RKVDPU2_REG_DIR_MV_BASE_INDEX] = iova + offset; + } + + task->strm_base = task->reg[RKVDPU2_REG_STREAM_RLC_BASE_INDEX]; + + mpp_debug(DEBUG_SET_REG, "extra info cnt %u, magic %08x", + task->ext_inf.cnt, task->ext_inf.magic); + mpp_translate_extra_info(&task->mpp_task, &task->ext_inf, task->reg); + + mpp_debug_leave(); + + return &task->mpp_task; + +fail: + if (unlikely(debug & DEBUG_DUMP_ERR_REG)) + mpp_debug_dump_reg_mem(task->reg, ROCKCHIP_VDPU2_REG_NUM); + + mpp_dev_task_finalize(session, &task->mpp_task); + kfree(task); + return ERR_PTR(err); +} + +static int rockchip_mpp_rkvdpu_prepare(struct rockchip_mpp_dev *mpp_dev, + struct mpp_task *task) +{ + return -EINVAL; +} + +static int rockchip_mpp_rkvdpu_run(struct rockchip_mpp_dev *mpp_dev, + struct mpp_task *mpp_task) +{ + struct rkvdpu_task *task = NULL; + struct rockchip_rkvdpu_dev *dec_dev = NULL; + + mpp_debug_enter(); + + task = to_rkvdpu_task(mpp_task); + dec_dev = to_rkvdpu_dev(mpp_dev); + + /* FIXME: spin lock here */ + dec_dev->current_task = task; + /* NOTE: Only write the decoder part */ + mpp_dev_write_seq(mpp_dev, RKVDPU2_REG_DEC_CTRL, + &task->reg[RKVDPU2_REG_DEC_CTRL_INDEX], + RKVDPU2_REG_DEC_DEV_CTRL_INDEX + - RKVDPU2_REG_DEC_CTRL_INDEX); + + mpp_dev_write_seq(mpp_dev, RKVDPU2_REG59, + &task->reg[RKVDPU2_REG59_INDEX], + mpp_dev->variant->reg_len - RKVDPU2_REG59_INDEX); + /* Flush the registers */ + wmb(); + mpp_dev_write(mpp_dev, RKVDPU2_REG_DEC_DEV_CTRL, + task->reg[RKVDPU2_REG_DEC_DEV_CTRL_INDEX] + | RKVDPU2_DEC_START); + + mpp_debug_leave(); + + return 0; +} + +static int rockchip_mpp_rkvdpu_finish(struct rockchip_mpp_dev *mpp_dev, + struct mpp_task *mpp_task) +{ + struct rkvdpu_task *task = to_rkvdpu_task(mpp_task); + + mpp_debug_enter(); + + /* NOTE: Only read the decoder part */ + mpp_dev_read_seq(mpp_dev, RKVDPU2_REG_DEC_CTRL, + &task->reg[RKVDPU2_REG_DEC_CTRL_INDEX], + mpp_dev->variant->reg_len + - RKVDPU2_REG_DEC_CTRL_INDEX); + + task->reg[RKVDPU2_REG_DEC_INT_EN_INDEX] = task->irq_status; + + mpp_debug_leave(); + + return 0; +} + +static int rockchip_mpp_rkvdpu_result(struct rockchip_mpp_dev *mpp_dev, + struct mpp_task *mpp_task, + u32 __user *dst, u32 size) +{ + struct rkvdpu_task *task = to_rkvdpu_task(mpp_task); + + /* FIXME may overflow the kernel */ + if (copy_to_user(dst, task->reg, size)) { + mpp_err("copy_to_user failed\n"); + return -EIO; + } + + return 0; +} + +static int rockchip_mpp_rkvdpu_free_task(struct mpp_session *session, + struct mpp_task *mpp_task) +{ + struct rkvdpu_task *task = to_rkvdpu_task(mpp_task); + + mpp_dev_task_finalize(session, mpp_task); + kfree(task); + + return 0; +} + +static irqreturn_t mpp_rkvdpu_isr(int irq, void *dev_id) +{ + struct rockchip_rkvdpu_dev *dec_dev = dev_id; + struct rockchip_mpp_dev *mpp_dev = &dec_dev->mpp_dev; + struct rkvdpu_task *task = NULL; + struct mpp_task *mpp_task = NULL; + u32 irq_status; + u32 err_mask; + + irq_status = mpp_dev_read(mpp_dev, RKVDPU2_REG_DEC_INT_EN); + if (!(irq_status & RKVDPU2_DEC_INT_RAW)) + return IRQ_NONE; + + mpp_dev_write(mpp_dev, RKVDPU2_REG_DEC_INT_EN, 0); + mpp_dev_write(mpp_dev, RKVDPU2_REG_DEC_DEV_CTRL, + RKVDPU2_DEC_CLOCK_GATE_EN); + + /* FIXME use a spin lock here */ + task = (struct rkvdpu_task *)dec_dev->current_task; + if (!task) { + dev_err(dec_dev->mpp_dev.dev, "no current task\n"); + return IRQ_HANDLED; + } + + mpp_task = &task->mpp_task; + mpp_debug_time_diff(mpp_task); + task->irq_status = irq_status; + mpp_debug(DEBUG_IRQ_STATUS, "irq_status: %08x\n", + task->irq_status); + + err_mask = RKVDPU2_INT_TIMEOUT + | RKVDPU2_INT_STRM_ERROR + | RKVDPU2_INT_ASO_ERROR + | RKVDPU2_INT_BUF_EMPTY + | RKVDPU2_INT_BUS_ERROR; + + if (err_mask & task->irq_status) + atomic_set(&mpp_dev->reset_request, 1); + + mpp_dev_task_finish(mpp_task->session, mpp_task); + + mpp_debug_leave(); + return IRQ_HANDLED; +} + +static int rockchip_mpp_rkvdpu_assign_reset(struct rockchip_rkvdpu_dev *dec_dev) +{ + struct rockchip_mpp_dev *mpp_dev = &dec_dev->mpp_dev; + + dec_dev->rst_a = devm_reset_control_get_shared(mpp_dev->dev, "video_a"); + dec_dev->rst_h = devm_reset_control_get_shared(mpp_dev->dev, "video_h"); + + if (IS_ERR_OR_NULL(dec_dev->rst_a)) { + mpp_err("No aclk reset resource define\n"); + dec_dev->rst_a = NULL; + } + + if (IS_ERR_OR_NULL(dec_dev->rst_h)) { + mpp_err("No hclk reset resource define\n"); + dec_dev->rst_h = NULL; + } + + return 0; +} + +static int rockchip_mpp_rkvdpu_reset(struct rockchip_mpp_dev *mpp_dev) +{ + struct rockchip_rkvdpu_dev *dec = to_rkvdpu_dev(mpp_dev); + + if (dec->rst_a && dec->rst_h) { + mpp_debug(DEBUG_RESET, "reset in\n"); + + safe_reset(dec->rst_a); + safe_reset(dec->rst_h); + udelay(5); + safe_unreset(dec->rst_h); + safe_unreset(dec->rst_a); + + mpp_dev_write(mpp_dev, RKVDPU2_REG_DEC_DEV_CTRL, 0); + mpp_dev_write(mpp_dev, RKVDPU2_REG_DEC_INT_EN, 0); + dec->current_task = NULL; + mpp_debug(DEBUG_RESET, "reset out\n"); + } + + return 0; +} + +static struct mpp_dev_ops rkvdpu_ops = { + .alloc_task = rockchip_mpp_rkvdpu_alloc_task, + .prepare = rockchip_mpp_rkvdpu_prepare, + .run = rockchip_mpp_rkvdpu_run, + .finish = rockchip_mpp_rkvdpu_finish, + .result = rockchip_mpp_rkvdpu_result, + .free_task = rockchip_mpp_rkvdpu_free_task, + .reset = rockchip_mpp_rkvdpu_reset, +}; + +static int rockchip_mpp_rkvdpu_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct rockchip_rkvdpu_dev *dec_dev = NULL; + struct rockchip_mpp_dev *mpp_dev = NULL; + int ret = 0; + + dec_dev = devm_kzalloc(dev, sizeof(struct rockchip_rkvdpu_dev), + GFP_KERNEL); + if (!dec_dev) + return -ENOMEM; + + mpp_dev = &dec_dev->mpp_dev; + mpp_dev->variant = rockchip_rkvdpu2_get_drv_data(pdev); + ret = mpp_dev_common_probe(mpp_dev, pdev, &rkvdpu_ops); + if (ret) + return ret; + + ret = devm_request_threaded_irq(dev, mpp_dev->irq, NULL, mpp_rkvdpu_isr, + IRQF_SHARED | IRQF_ONESHOT, + dev_name(dev), dec_dev); + if (ret) { + dev_err(dev, "register interrupter runtime failed\n"); + return ret; + } + + rockchip_mpp_rkvdpu_assign_reset(dec_dev); + + ret = mpp_dev_register_node(mpp_dev, mpp_dev->variant->node_name, NULL); + if (ret) + dev_err(dev, "register char device failed: %d\n", ret); + + dev_info(dev, "probing finish\n"); + + platform_set_drvdata(pdev, dec_dev); + + return 0; +} + +static int rockchip_mpp_rkvdpu_remove(struct platform_device *pdev) +{ + struct rockchip_rkvdpu_dev *dec_dev = platform_get_drvdata(pdev); + + mpp_dev_common_remove(&dec_dev->mpp_dev); + + return 0; +} + +static const struct of_device_id mpp_rkvdpu2_dt_match[] = { + { .compatible = "rockchip,vpu-decoder-v2", .data = &rkvdpu_v2_data}, + {}, +}; + +static void *rockchip_rkvdpu2_get_drv_data(struct platform_device *pdev) +{ + struct mpp_dev_variant *driver_data = NULL; + + if (pdev->dev.of_node) { + const struct of_device_id *match; + + match = of_match_node(mpp_rkvdpu2_dt_match, pdev->dev.of_node); + if (match) + driver_data = (struct mpp_dev_variant *)match->data; + } + return driver_data; +} + +static struct platform_driver rockchip_rkvdpu2_driver = { + .probe = rockchip_mpp_rkvdpu_probe, + .remove = rockchip_mpp_rkvdpu_remove, + .driver = { + .name = RKVDPU2_DRIVER_NAME, + .of_match_table = of_match_ptr(mpp_rkvdpu2_dt_match), + }, +}; + +static int __init mpp_dev_rkvdpu2_init(void) +{ + int ret = platform_driver_register(&rockchip_rkvdpu2_driver); + + if (ret) { + mpp_err("Platform device register failed (%d).\n", ret); + return ret; + } + + return ret; +} + +static void __exit mpp_dev_rkvdpu2_exit(void) +{ + platform_driver_unregister(&rockchip_rkvdpu2_driver); +} + +module_init(mpp_dev_rkvdpu2_init); +module_exit(mpp_dev_rkvdpu2_exit); + +MODULE_DEVICE_TABLE(of, mpp_rkvdpu2_dt_match); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/staging/rockchip-mpp/mpp_service.c b/drivers/staging/rockchip-mpp/mpp_service.c new file mode 100644 index 000000000000..1e45ce141fc4 --- /dev/null +++ b/drivers/staging/rockchip-mpp/mpp_service.c @@ -0,0 +1,197 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2016 - 2017 Fuzhou Rockchip Electronics Co., Ltd + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include +#include +#include +#include +#include + +#include "mpp_dev_common.h" +#include "mpp_service.h" + +struct mpp_service { + /* service critical time lock */ + struct completion running; + struct mpp_task *cur_task; + + u32 dev_cnt; + struct list_head subdev_list; +}; + +struct mpp_service_node { + /* node structure global lock */ + struct mutex lock; + struct mpp_service *parent; + struct list_head pending; +}; + +/* service queue schedule */ +void mpp_srv_push_pending(struct mpp_service_node *node, struct mpp_task *task) +{ + mutex_lock(&node->lock); + list_add_tail(&task->service_link, &node->pending); + mutex_unlock(&node->lock); +} +EXPORT_SYMBOL(mpp_srv_push_pending); + +struct mpp_task *mpp_srv_get_pending_task(struct mpp_service_node *node) +{ + struct mpp_task *task = NULL; + + mutex_lock(&node->lock); + if (!list_empty(&node->pending)) { + task = list_first_entry(&node->pending, struct mpp_task, + service_link); + list_del_init(&task->service_link); + } + mutex_unlock(&node->lock); + + return task; +} +EXPORT_SYMBOL(mpp_srv_get_pending_task); + +int mpp_srv_is_running(struct mpp_service_node *node) +{ + struct mpp_service *pservice = node->parent; + + return !try_wait_for_completion(&pservice->running); +} +EXPORT_SYMBOL(mpp_srv_is_running); + +void mpp_srv_wait_to_run(struct mpp_service_node *node, struct mpp_task *task) +{ + struct mpp_service *pservice = node->parent; + + wait_for_completion(&pservice->running); + pservice->cur_task = task; +} +EXPORT_SYMBOL(mpp_srv_wait_to_run); + +struct mpp_task *mpp_srv_get_cur_task(struct mpp_service_node *node) +{ + struct mpp_service *pservice = node->parent; + + return pservice->cur_task; +} +EXPORT_SYMBOL(mpp_srv_get_cur_task); + +void mpp_srv_done(struct mpp_service_node *node, struct mpp_task *task) +{ + struct mpp_service *pservice = node->parent; + + pservice->cur_task = NULL; + complete(&pservice->running); +} +EXPORT_SYMBOL(mpp_srv_done); + +int mpp_srv_abort(struct mpp_service_node *node, struct mpp_task *task) +{ + struct mpp_service *pservice = node->parent; + + if (task) { + if (pservice->cur_task == task) + pservice->cur_task = NULL; + } + complete(&pservice->running); + + return 0; +} +EXPORT_SYMBOL(mpp_srv_abort); + +void *mpp_srv_attach(struct mpp_service *pservice, void *data) +{ + struct mpp_service_node *node = NULL; + + node = kzalloc(sizeof(*node), GFP_KERNEL); + if (!node) + return node; + + node->parent = pservice; + mutex_init(&node->lock); + INIT_LIST_HEAD(&node->pending); + + return node; +} +EXPORT_SYMBOL(mpp_srv_attach); + +void mpp_srv_detach(struct mpp_service_node *node) +{ + kfree(node); +} +EXPORT_SYMBOL(mpp_srv_detach); + +static void mpp_init_drvdata(struct mpp_service *pservice) +{ + init_completion(&pservice->running); + complete(&pservice->running); +} + +static int mpp_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct mpp_service *pservice = devm_kzalloc(dev, sizeof(*pservice), + GFP_KERNEL); + if (!pservice) + return -ENOMEM; + + mpp_init_drvdata(pservice); + + platform_set_drvdata(pdev, pservice); + dev_info(dev, "init success\n"); + + return 0; +} + +static int mpp_remove(struct platform_device *pdev) +{ + return 0; +} + +static const struct of_device_id mpp_service_dt_ids[] = { + { .compatible = "rockchip,mpp-service", }, + { }, +}; + +static struct platform_driver mpp_driver = { + .probe = mpp_probe, + .remove = mpp_remove, + .driver = { + .name = "mpp", + .of_match_table = of_match_ptr(mpp_service_dt_ids), + }, +}; + +static int __init mpp_service_init(void) +{ + int ret = platform_driver_register(&mpp_driver); + + if (ret) { + pr_err("Platform device register failed (%d).\n", ret); + return ret; + } + + return ret; +} + +static void __exit mpp_service_exit(void) +{ +} + +module_init(mpp_service_init); +module_exit(mpp_service_exit) +MODULE_LICENSE("GPL"); diff --git a/drivers/staging/rockchip-mpp/mpp_service.h b/drivers/staging/rockchip-mpp/mpp_service.h new file mode 100644 index 000000000000..a77cff7b02df --- /dev/null +++ b/drivers/staging/rockchip-mpp/mpp_service.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2016 - 2017 Fuzhou Rockchip Electronics Co., Ltd + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef _ROCKCHIP_MPP_SERVICE_H_ +#define _ROCKCHIP_MPP_SERVICE_H_ + +struct mpp_service_node; +struct mpp_service; + +struct mpp_task; + +void mpp_srv_push_pending(struct mpp_service_node *node, struct mpp_task *task); +struct mpp_task *mpp_srv_get_pending_task(struct mpp_service_node *node); + +void mpp_srv_run(struct mpp_service_node *node, struct mpp_task *task); +void mpp_srv_done(struct mpp_service_node *node, struct mpp_task *task); +int mpp_srv_abort(struct mpp_service_node *node, struct mpp_task *task); + +void mpp_srv_wait_to_run(struct mpp_service_node *node, struct mpp_task *task); +struct mpp_task *mpp_srv_get_cur_task(struct mpp_service_node *node); + +int mpp_srv_is_running(struct mpp_service_node *node); + +void *mpp_srv_attach(struct mpp_service *pservice, void *data); +void mpp_srv_detach(struct mpp_service_node *node); +#endif diff --git a/drivers/staging/rockchip-mpp/rkvdec/hal.h b/drivers/staging/rockchip-mpp/rkvdec/hal.h new file mode 100644 index 000000000000..6f3dab6fb773 --- /dev/null +++ b/drivers/staging/rockchip-mpp/rkvdec/hal.h @@ -0,0 +1,53 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2017 Fuzhou Rockchip Electronics Co., Ltd + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef RKVDEC_HAL_H_ +#define RKVDEC_HAL_H_ + +/* The maximum registers number of all the version */ +#define ROCKCHIP_RKVDEC_REG_NUM (109) + +#define RKVDEC_REG_DEC_INT_EN 0x004 +#define RKVDEC_REG_DEC_INT_EN_INDEX (1) +#define RKVDEC_WR_DDR_ALIGN_EN BIT(23) +#define RKVDEC_FORCE_SOFT_RESET_VALID BIT(21) +#define RKVDEC_SOFTWARE_RESET_EN BIT(20) +#define RKVDEC_INT_COLMV_REF_ERROR BIT(17) +#define RKVDEC_INT_BUF_EMPTY BIT(16) +#define RKVDEC_INT_TIMEOUT BIT(15) +#define RKVDEC_INT_STRM_ERROR BIT(14) +#define RKVDEC_INT_BUS_ERROR BIT(13) +#define RKVDEC_DEC_INT_RAW BIT(9) +#define RKVDEC_DEC_INT BIT(8) +#define RKVDEC_DEC_TIMEOUT_EN BIT(5) +#define RKVDEC_DEC_IRQ_DIS BIT(4) +#define RKVDEC_CLOCK_GATE_EN BIT(1) +#define RKVDEC_DEC_START BIT(0) + +#define RKVDEC_REG_STREAM_RLC_BASE 0x010 +#define RKVDEC_REG_STREAM_RLC_BASE_INDEX (4) + +#define RKVDEC_REG_PPS_BASE 0x0a0 +#define RKVDEC_REG_PPS_BASE_INDEX (42) + +#define RKVDEC_REG_VP9_REFCOLMV_BASE 0x0d0 +#define RKVDEC_REG_VP9_REFCOLMV_BASE_INDEX (52) + +#define RKVDEC_REG_CACHE_ENABLE(i) (0x41c + ((i) * 0x40)) +#define RKVDEC_CACHE_PERMIT_CACHEABLE_ACCESS BIT(0) +#define RKVDEC_CACHE_PERMIT_READ_ALLOCATE BIT(1) +#define RKVDEC_CACHE_LINE_SIZE_64_BYTES BIT(4) + +#endif diff --git a/drivers/staging/rockchip-mpp/rkvdec/regs.h b/drivers/staging/rockchip-mpp/rkvdec/regs.h new file mode 100644 index 000000000000..698df38dc880 --- /dev/null +++ b/drivers/staging/rockchip-mpp/rkvdec/regs.h @@ -0,0 +1,395 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2019 Randy Li + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef RKVDEC_REGS_H_ +#define RKVDEC_REGS_H_ + +#define RKVDEC_REG_SYS_CTRL 0x008 +#define RKVDEC_REG_SYS_CTRL_INDEX (2) +#define RKVDEC_GET_FORMAT(x) (((x) >> 20) & 0x3) +#define RKVDEC_FMT_H265D (0) +#define RKVDEC_FMT_H264D (1) +#define RKVDEC_FMT_VP9D (2) + +struct rkvdec_regs { + struct { + u32 minor_ver:8; + u32 level:1; + u32 dec_support:3; + u32 profile:1; + u32 reserve0:1; + u32 codec_flag:1; + u32 reserve1:1; + u32 prod_num:16; + } sw_id; + +#if 0 + struct { + u32 dec_e:1; + u32 dec_clkgate_e:1; + u32 reserved0:1; + u32 timeout_mode:1; + u32 dec_irq_dis:1; + u32 dec_timeout_e:1; + u32 buf_empty_en:1; + u32 stmerror_waitdecfifo_empty:1; + u32 dec_irq:1; + u32 dec_irq_raw:1; + u32 reserved2:2; + u32 dec_rdy_sta:1; + u32 dec_bus_sta:1; + u32 dec_error_sta:1; + u32 dec_timeout_sta:1; + u32 dec_empty_sta:1; + u32 colmv_ref_error_sta:1; + u32 cabu_end_sta:1; + u32 h264orvp9_error_mode:1; + u32 softrst_en_p:1; + u32 force_softreset_valid:1; + u32 softreset_rdy:1; + u32 reserved1:9; + } sw01; +#else + + struct swreg_int { + u32 sw_dec_e:1; + u32 sw_dec_clkgate_e:1; + u32 reserve0:2; + u32 sw_dec_irq_dis:1; + u32 sw_dec_timeout_e:1; + u32 sw_buf_empty_en:1; + u32 reserve1:1; + u32 sw_dec_irq:1; + u32 sw_dec_irq_raw:1; + u32 reserve2:2; + u32 sw_dec_rdy_sta:1; + u32 sw_dec_bus_sta:1; + u32 sw_dec_error_sta:1; + u32 sw_dec_empty_sta:1; + u32 reserve4:4; + u32 sw_softrst_en_p:1; + u32 sw_force_softreset_valid:1; + u32 sw_softreset_rdy:1; + u32 sw_wr_ddr_align_en:1; + u32 sw_scl_down_en:1; + u32 sw_allow_not_wr_unref_bframe:1; + } sw_interrupt; +#endif + + struct swreg_sysctrl { + u32 sw_in_endian:1; + u32 sw_in_swap32_e:1; + u32 sw_in_swap64_e:1; + u32 sw_str_endian:1; + u32 sw_str_swap32_e:1; + u32 sw_str_swap64_e:1; + u32 sw_out_endian:1; + u32 sw_out_swap32_e:1; + u32 sw_out_cbcr_swap:1; + u32 reserve:1; + u32 sw_rlc_mode_direct_write:1; + u32 sw_rlc_mode:1; + u32 sw_strm_start_bit:7; + } sw_sysctrl; + + struct swreg_pic { + u32 sw_y_hor_virstride:9; + u32 reserve:3; + u32 sw_uv_hor_virstride:9; + u32 sw_slice_num:8; + } sw_picparameter; + + u32 sw_strm_rlc_base; + u32 sw_stream_len; + u32 sw_cabactbl_base; + u32 sw_decout_base; + u32 sw_y_virstride; + u32 sw_yuv_virstride; + u32 sw_refer_base[15]; + RK_S32 sw_refer_poc[15]; + /* SWREG 40 */ + RK_S32 sw_cur_poc; + u32 sw_rlcwrite_base; + u32 sw_pps_base; + u32 sw_rps_base; + u32 cabac_error_en; + /* SWREG 45 */ + u32 cabac_error_status; + + struct cabac_error_ctu { + u32 sw_cabac_error_ctu_xoffset:8; + u32 sw_cabac_error_ctu_yoffset:8; + u32 sw_streamfifo_space2full:7; + u32 reversed0:9; + } cabac_error_ctu; + + /* SWREG 47 */ + struct sao_ctu_position { + u32 sw_saowr_xoffset:9; + u32 reversed0:7; + u32 sw_saowr_yoffset:10; + u32 reversed1:6; + } sao_ctu_position; + + /* SWREG 48 */ + u32 sw_ref_valid; + /* SWREG 49 - 63 */ + u32 sw_refframe_index[15]; + + /* SWREG 64 */ + u32 performance_cycle; + u32 axi_ddr_rdata; + u32 axi_ddr_wdata; + u32 swreg67_reserved; + + struct { + u32 perf_cnt0_sel:6; + u32 reserved2:2; + u32 perf_cnt1_sel:6; + u32 reserved1:2; + u32 perf_cnt2_sel:6; + u32 reserved0:10; + } sw68_perf_sel; + + u32 sw69_perf_cnt0; + u32 sw70_perf_cnt1; + u32 sw71_perf_cnt2; + u32 sw72_h264_refer30_poc; + u32 sw73_h264_refer31_poc; + u32 sw74_h264_cur_poc1; + u32 sw75_errorinfo_base; + + struct { + u32 slicedec_num:14; + u32 reserved1:1; + u32 strmd_detect_error_flag:1; + u32 sw_error_packet_num:14; + u32 reserved0:2; + } sw76_errorinfo_num; + + /* SWREG 77 */ + u32 extern_error_en; +}; + +#if 0 +typedef struct h264d_rkv_regs_t { + struct { + u32 minor_ver:8; + u32 level:1; + u32 dec_support:3; + u32 profile:1; + u32 reserve0:1; + u32 codec_flag:1; + u32 reserve1:1; + u32 prod_num:16; + } sw00; + struct { + u32 dec_e:1; //0 + u32 dec_clkgate_e:1; // 1 + u32 reserve0:1; // 2 + u32 timeout_mode:1; // 3 + u32 dec_irq_dis:1; //4 // 4 + u32 dec_timeout_e:1; //5 + u32 buf_empty_en:1; // 6 + u32 stmerror_waitdecfifo_empty:1; // 7 + u32 dec_irq:1; // 8 + u32 dec_irq_raw:1; // 9 + u32 reserve2:2; + u32 dec_rdy_sta:1; //12 + u32 dec_bus_sta:1; //13 + u32 dec_error_sta:1; // 14 + u32 dec_timeout_sta:1; //15 + u32 dec_empty_sta:1; // 16 + u32 colmv_ref_error_sta:1; // 17 + u32 cabu_end_sta:1; // 18 + u32 h264orvp9_error_mode:1; //19 + u32 softrst_en_p:1; //20 + u32 force_softreset_valid:1; //21 + u32 softreset_rdy:1; // 22 + u32 reserve1:9; + } sw01; + struct { + u32 in_endian:1; + u32 in_swap32_e:1; + u32 in_swap64_e:1; + u32 str_endian:1; + u32 str_swap32_e:1; + u32 str_swap64_e:1; + u32 out_endian:1; + u32 out_swap32_e:1; + u32 out_cbcr_swap:1; + u32 reserve0:1; + u32 rlc_mode_direct_write:1; + u32 rlc_mode:1; + u32 strm_start_bit:7; + u32 reserve1:1; + u32 dec_mode:2; + u32 reserve2:2; + u32 rps_mode:1; + u32 stream_mode:1; + u32 stream_lastpacket:1; + u32 firstslice_flag:1; + u32 frame_orslice:1; + u32 buspr_slot_disable:1; + u32 reverse3:2; + } sw02; + struct { + u32 y_hor_virstride:9; + u32 reserve:2; + u32 slice_num_highbit:1; + u32 uv_hor_virstride:9; + u32 slice_num_lowbits:11; + } sw03; + struct { + u32 strm_rlc_base:32; + } sw04; + struct { + u32 stream_len:27; + u32 reverse0:5; + } sw05; + struct { + u32 cabactbl_base:32; + } sw06; + struct { + u32 decout_base:32; + } sw07; + struct { + u32 y_virstride:20; + u32 reverse0:12; + } sw08; + struct { + u32 yuv_virstride:21; + u32 reverse0:11; + } sw09; + struct { + u32 ref0_14_base:10; + u32 ref0_14_field:1; + u32 ref0_14_topfield_used:1; + u32 ref0_14_botfield_used:1; + u32 ref0_14_colmv_use_flag:1; + } sw10_24[15]; + struct { + u32 ref0_14_poc:32; + } sw25_39[15]; + struct { + u32 cur_poc:32; + } sw40; + struct { + u32 rlcwrite_base; + } sw41; + struct { + u32 pps_base; + } sw42; + struct { + u32 rps_base; + } sw43; + struct { + u32 strmd_error_e:28; + u32 reserve:4; + } sw44; + struct { + u32 strmd_error_status:28; + u32 colmv_error_ref_picidx:4; + } sw45; + struct { + u32 strmd_error_ctu_xoffset:8; + u32 strmd_error_ctu_yoffset:8; + u32 streamfifo_space2full:7; + u32 reserve0:1; + u32 vp9_error_ctu0_en:1; + u32 reverse1:7; + } sw46; + struct { + u32 saowr_xoffet:9; + u32 reserve0:7; + u32 saowr_yoffset:10; + u32 reverse1:6; + } sw47; + struct { + u32 ref15_base:10; + u32 ref15_field:1; + u32 ref15_topfield_used:1; + u32 ref15_botfield_used:1; + u32 ref15_colmv_use_flag:1; + u32 reverse0:18; + } sw48; + struct { + u32 ref15_29_poc:32; + } sw49_63[15]; + struct { + u32 performance_cycle:32; + } sw64; + struct { + u32 axi_ddr_rdata:32; + } sw65; + struct { + u32 axi_ddr_rdata:32; + } sw66; + struct { + u32 busifd_resetn:1; + u32 cabac_resetn:1; + u32 dec_ctrl_resetn:1; + u32 transd_resetn:1; + u32 intra_resetn:1; + u32 inter_resetn:1; + u32 recon_resetn:1; + u32 filer_resetn:1; + u32 reverse0:24; + } sw67; + struct { + u32 perf_cnt0_sel:6; + u32 reserve0:2; + u32 perf_cnt1_sel:6; + u32 reserve1:2; + u32 perf_cnt2_sel:6; + u32 reverse1:10; + } sw68; + struct { + u32 perf_cnt0:32; + } sw69; + struct { + u32 perf_cnt1:32; + } sw70; + struct { + u32 perf_cnt2:32; + } sw71; + struct { + u32 ref30_poc; + } sw72; + struct { + u32 ref31_poc; + } sw73; + struct { + u32 cur_poc1:32; + } sw74; + struct { + u32 errorinfo_base:32; + } sw75; + struct { + u32 slicedec_num:14; + u32 reserve0:1; + u32 strmd_detect_error_flag:1; + u32 error_packet_num:14; + u32 reverse1:2; + } sw76; + struct { + u32 error_en_highbits:30; + u32 reserve:2; + } sw77; + u32 reverse[2]; +} H264dRkvRegs_t; +#endif + +#endif