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- /****************************************************************************
- *
- * The MIT License (MIT)
- *
- * Copyright (c) 2020 VeriSilicon Holdings Co., Ltd.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- *****************************************************************************
- *
- * The GPL License (GPL)
- *
- * Copyright (c) 2020 VeriSilicon Holdings Co., Ltd.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program;
- *
- *****************************************************************************
- *
- * Note: This software is released under dual MIT and GPL licenses. A
- * recipient may use this file under the terms of either the MIT license or
- * GPL License. If you wish to use only one license not the other, you can
- * indicate your decision by deleting one of the above license notices in your
- * version of this file.
- *
- *****************************************************************************/
- #include <asm/io.h>
- #include <linux/cdev.h>
- #include <linux/module.h>
- #include <linux/platform_device.h>
- #include <linux/delay.h>
- #include <linux/clk.h>
- #include <linux/io.h>
- #include <linux/mm.h>
- #include <linux/timer.h>
- #include <linux/kernel.h>
- #include <linux/init.h>
- #include <linux/workqueue.h>
- #include <linux/slab.h>
- #include <linux/proc_fs.h>
- #include <linux/debugfs.h>
- #include <linux/miscdevice.h>
- #include <linux/uaccess.h>
- #include <linux/interrupt.h>
- #include <linux/of_reserved_mem.h>
- #include <linux/pm_runtime.h>
- #include <linux/of.h>
- #include <linux/of_address.h>
- #include <linux/dma-mapping.h>
- #include <linux/dma-buf.h>
- #include "isp_ioctl.h"
- #include "mrv_all_regs.h"
- #include "isp_wdr.h"
- extern MrvAllRegister_t *all_regs;
- #define VIVCAM_ISP_NAME "vivisp"
- #define VIVCAM_ISP_MAXCNT 2
- #define VIVCAM_ISP_IRQ_NUMBER 16
- typedef struct {
- volatile uint64_t frame_irq_cnt;
- volatile uint64_t frame_time_us;
- volatile int x[2];
- } frame_mark_t;
- struct vvcam_isp_driver_dev
- {
- struct cdev cdev;
- dev_t devt;
- struct class *class;
- struct mutex vvmutex;
- unsigned int device_idx;
- struct timer_list isp_timer;
- struct work_struct vvnative_wq;
- wait_queue_head_t irq_wait;
- void *private;
- struct clk *aclk;
- struct clk *hclk;
- struct clk *isp0_pclk;
- struct clk *cclk;
- struct clk *isp1_pclk;
- struct platform_device *pdev;
- frame_mark_t *frame_mark;
- };
- static unsigned int vvcam_isp_major = 0;
- static unsigned int vvcam_isp_minor = 0;
- static struct class *vvcam_isp_class;
- static unsigned int devise_register_index = 0;
- static bool isp_irq = false;
- static unsigned int vvnative_isp_poll(struct file * filp, poll_table *wait)
- {
- unsigned int mask = 0;
- struct vvcam_isp_driver_dev *pdriver_dev = filp->private_data;
- poll_wait(filp, &pdriver_dev->irq_wait, wait);
- //pr_info("poll isp_irq %d\n", isp_irq);
- if (isp_irq) {
- mask |= POLLIN |POLLRDNORM;
- isp_irq = false;
- }
- return mask;
- }
- static uint64_t get_us_time(void)
- {
- struct timespec64 ts;
- static uint64_t us = 0;
- ktime_get_real_ts64(&ts);
- us = timespec64_to_ns(&ts) / 1000UL;
- return us;
- }
- static void vvnative_isp_work(struct work_struct *work)
- {
- /*Todo update those module that does not have shandow register*/
- struct vvcam_isp_driver_dev *pdriver_dev = container_of(work, struct vvcam_isp_driver_dev, vvnative_wq);
- struct isp_ic_dev * pisp_dev = pdriver_dev->private;
- isp_irq = true;
- wake_up_interruptible(&pdriver_dev->irq_wait);
- if (pisp_dev->isp_mis & MRV_ISP_MIS_FRAME_MASK) {
- if (pisp_dev->wdr.changed) {
- pr_info("%s pisp_dev->wdr.changed %d\n", __func__,
- pisp_dev->wdr.changed);
- isp_s_wdr(pisp_dev);
- }
- if (pisp_dev->flt.changed) {
- pr_info("%s pisp_dev->flt.changed %d\n", __func__,
- pisp_dev->flt.changed);
- isp_s_flt(pisp_dev);
- }
- #ifndef ISP_CPROC_SHD
- if (pisp_dev->cproc.changed) {
- pr_info("%s pisp_dev->cproc.changed %d\n", __func__,
- pisp_dev->cproc.changed);
- isp_s_cproc(pisp_dev);
- }
- #endif
- if (pisp_dev->gamma_out.changed) {
- pr_info("%s pisp_dev->gamma_out.changed %d\n", __func__,
- pisp_dev->gamma_out.changed);
- isp_s_gamma_out(pisp_dev);
- }
- if (pisp_dev->rgbgamma.data_changed) {
- //pr_info("%s pisp_dev->rgbgamma.data_changed %d\n", __func__,
- //pisp_dev->rgbgamma.data_changed);
- isp_s_rgbgamma(pisp_dev);
- }
- if (pisp_dev->rgbgamma.changed) {
- //pr_info("%s pisp_dev->rgbgamma.changed %d\n", __func__,pisp_dev->rgbgamma.changed);
- if (pisp_dev->rgbgamma.enable) {
- isp_enable_rgbgamma(pisp_dev);
- } else {
- isp_disable_rgbgamma(pisp_dev);
- }
- }
- if (pisp_dev->dgain.changed) {
- isp_s_digital_gain(pisp_dev);
- }
- }
- }
- static irqreturn_t vvcam_isp_irq(int irq, void *dev_id)
- {
- struct vvcam_isp_driver_dev *pdriver_dev ;
- struct isp_ic_dev * pisp_dev;
- u64 isp_mis, mi_mis = 0;
- pdriver_dev = (struct vvcam_isp_driver_dev *)dev_id;
- pisp_dev = pdriver_dev->private;
- isp_mis = isp_read_reg(pisp_dev, REG_ADDR(isp_mis));
- if (isp_mis & MRV_ISP_MIS_FLASH_ON_MASK) {
- mi_mis |= 0x4;
- }
- volatile frame_mark_t *frame_mark = pdriver_dev->frame_mark;
- if (isp_mis & MRV_ISP_MIS_FRAME_IN_MASK) {
- frame_mark->frame_time_us = get_us_time();
- frame_mark->frame_irq_cnt += 1;
- }
- if (mi_mis) {
- isp_mis_t mis_data;
- mis_data.irq_src = SRC_MI_IRQ;
- mis_data.val = mi_mis;
- isp_irq_write_circle_queue(&mis_data, &pisp_dev->circle_list);
- }
- if (isp_mis) {
- isp_mis_t mis_data;
- mis_data.irq_src = SRC_ISP_IRQ;
- mis_data.val = isp_mis;
- pisp_dev->isp_mis = isp_mis;
- isp_irq_write_circle_queue(&mis_data, &pisp_dev->circle_list);
- isp_write_reg(pisp_dev, REG_ADDR(isp_icr), isp_mis);
- if(isp_mis & MRV_ISP_MIS_ISP_OFF_MASK) {
- isp_write_reg(pisp_dev, REG_ADDR(isp_imsc), isp_read_reg(pisp_dev, REG_ADDR(isp_imsc))&(~MRV_ISP_MIS_ISP_OFF_MASK));
- }
- }
- if (isp_mis != 0 ||mi_mis != 0 ) {
- schedule_work(&pdriver_dev->vvnative_wq);
- } else {
- return IRQ_HANDLED; // return IRQ_NONE;
- }
- return IRQ_HANDLED;
- }
- static irqreturn_t vvcam_mi_irq(int irq, void *dev_id)
- {
- struct vvcam_isp_driver_dev *pdriver_dev ;
- struct isp_ic_dev * pisp_dev;
- u32 mi_mis, mi_mis_addr, mi_icr_addr;
- #ifdef ISP_MIV2
- u32 miv2_mis1, miv2_mis3;
- #endif
- #if defined(ISP_MI_PP_READ) || defined (ISP_3DNR_V3) || defined (ISP_MI_PP_WRITE) || defined (ISP_MI_HDR)
- u32 miv2_mis2;
- #endif
- pdriver_dev = (struct vvcam_isp_driver_dev *)dev_id;
- pisp_dev = pdriver_dev->private;
- #ifdef ISP_MIV2
- mi_icr_addr = REG_ADDR(miv2_icr);
- mi_mis_addr = REG_ADDR(miv2_mis);
- miv2_mis1 = isp_read_reg(pisp_dev, REG_ADDR(miv2_mis1));
- if (miv2_mis1) {
- /*pr_info("%s mi mis1 0x%08x\n", __func__, miv2_mis1);*/
- isp_write_reg(pisp_dev, REG_ADDR(miv2_icr1), miv2_mis1);
- }
- /*u32 miv2_mis3 = isp_read_reg(pisp_dev, REG_ADDR(miv2_mis3));
- if (miv2_mis3) {
- pr_info("%s mi mis3 0x%08x\n", __func__, miv2_mis3);
- isp_write_reg(pisp_dev, REG_ADDR(miv2_icr3), miv2_mis3);
- }*/
- #elif defined(ISP_MIV1)
- mi_icr_addr = REG_ADDR(mi_icr);
- mi_mis_addr = REG_ADDR(mi_mis);
- #endif
- mi_mis = isp_read_reg(pisp_dev, mi_mis_addr);
- #if defined(ISP_MI_PP_READ) || defined (ISP_3DNR_V3) || defined (ISP_MI_PP_WRITE) || defined (ISP_MI_HDR)
- miv2_mis2 = isp_read_reg(pisp_dev, REG_ADDR(miv2_mis2));
- miv2_mis2 &= (~PPW_FRAME_END_MASK);
- /*pr_info("%s isp mis 0x%08x, mi mis 0x%08x post mis 0x%08x\n", __func__, \
- isp_mis, mi_mis, miv2_mis2);*/
- #else
- /*pr_info("%s isp mis 0x%08x, mi mis 0x%08x\n", __func__, \
- isp_mis, mi_mis);*/
- #endif
- if (mi_mis) {
- isp_mis_t mis_data;
- mis_data.irq_src = SRC_MI_IRQ;
- mis_data.val = mi_mis;
- isp_irq_write_circle_queue(&mis_data, &pisp_dev->circle_list);
- isp_write_reg(pisp_dev, mi_icr_addr, mi_mis);
- }
- #ifdef ISP_MIV2
- if (miv2_mis1) {
- isp_mis_t mis_data;
- mis_data.irq_src = SRC_MI1_IRQ;
- mis_data.val = mi_mis;
- isp_irq_write_circle_queue(&mis_data, &pisp_dev->circle_list);
- isp_write_reg(pisp_dev, mi_icr_addr, mi_mis);
- }
- #endif
- #if defined(ISP_MI_PP_READ) || defined (ISP_3DNR_V3) || defined (ISP_MI_PP_WRITE) || defined (ISP_MI_HDR)
- if (miv2_mis2) {
- isp_mis_t mis_data;
- mis_data.irq_src = SRC_MI2_IRQ;
- mis_data.val = miv2_mis2;
- isp_irq_write_circle_queue(&mis_data, &pisp_dev->circle_list);
- isp_write_reg(pisp_dev, REG_ADDR(miv2_icr2), miv2_mis2);
- }
- #endif
- #if defined(ISP_MI_PP_READ) || defined (ISP_3DNR_V3) || defined (ISP_MI_PP_WRITE) || defined (ISP_MI_HDR)
- if (mi_mis != 0 || miv2_mis2 != 0) {
- #else
- if (mi_mis != 0 ) {
- #endif
- schedule_work(&pdriver_dev->vvnative_wq);
- } else {
- return IRQ_HANDLED;
- }
- return IRQ_HANDLED;
- }
- static int vvcam_isp_runtime_suspend(struct device *dev)
- {
- struct vvcam_isp_driver_dev *pdriver_dev = dev_get_drvdata(dev);
- clk_disable_unprepare(pdriver_dev->aclk);
- clk_disable_unprepare(pdriver_dev->hclk);
- clk_disable_unprepare(pdriver_dev->isp0_pclk);
- clk_disable_unprepare(pdriver_dev->cclk);
- if (!IS_ERR_OR_NULL(pdriver_dev->isp1_pclk)) {
- clk_disable_unprepare(pdriver_dev->isp1_pclk);
- }
-
- pr_info("isp %s\n", __func__);
- return 0;
- }
- static int vvcam_isp_runtime_resume(struct device *dev)
- {
- struct vvcam_isp_driver_dev *pdriver_dev = dev_get_drvdata(dev);
- int ret = 0;
- ret = clk_prepare_enable(pdriver_dev->isp0_pclk);
- if (ret < 0) {
- dev_err(dev, "could not prepare or enable isp0 pixel clock\n");
- }
- ret = clk_prepare_enable(pdriver_dev->cclk);
- if (ret < 0) {
- dev_err(dev, "could not prepare or enable core clock\n");
- clk_disable_unprepare(pdriver_dev->isp0_pclk);
- //return ret;
- }
- ret = clk_prepare_enable(pdriver_dev->hclk);
- if (ret < 0) {
- dev_err(dev, "could not prepare or enable ahb clock\n");
- clk_disable_unprepare(pdriver_dev->isp0_pclk);
- clk_disable_unprepare(pdriver_dev->cclk);
- //return ret;
- }
- ret = clk_prepare_enable(pdriver_dev->aclk);
- if (ret < 0) {
- dev_err(dev, "could not prepare or enable axi clock\n");
- clk_disable_unprepare(pdriver_dev->isp0_pclk);
- clk_disable_unprepare(pdriver_dev->cclk);
- clk_disable_unprepare(pdriver_dev->hclk);
- //return ret;
- }
- if (IS_ERR(pdriver_dev->isp1_pclk)) {
- dev_err(dev, "isp1_pclk is null\n");
- } else {
- ret = clk_prepare_enable(pdriver_dev->isp1_pclk);
- if (ret < 0) {
- clk_disable_unprepare(pdriver_dev->isp0_pclk);
- clk_disable_unprepare(pdriver_dev->cclk);
- clk_disable_unprepare(pdriver_dev->hclk);
- dev_err(dev, "could not prepare or enable isp1 pixel clock\n");
- }
- }
- pr_info("%s isp Enabled clock\n", __func__);
- return ret;
- }
- static const struct dev_pm_ops vvcam_isp_runtime_pm_ops = {
- SET_RUNTIME_PM_OPS(vvcam_isp_runtime_suspend, vvcam_isp_runtime_resume, NULL)
- };
- int vvcam_free_isp_irq(struct isp_ic_dev *dev)
- {
- if (dev->irq_is_request[1] == 0) {
- return 0;
- }
- free_irq(dev->irq_num[1], dev->isp_driver_dev);
- dev->irq_is_request[1] = 0;
- pr_info("%s isp free irq\n", __func__);
- return 0;
- }
- int vvcam_request_isp_irq(struct isp_ic_dev *dev)
- {
- if (dev->irq_is_request[1] == 1) {
- return 0;
- }
- uint32_t irq_mask0 = isp_read_reg(dev, REG_ADDR(miv2_imsc));
- uint32_t irq_mask1 = isp_read_reg(dev, REG_ADDR(miv2_imsc1));
- uint32_t irq_mask2 = isp_read_reg(dev, REG_ADDR(miv2_imsc2));
- isp_write_reg(dev, REG_ADDR(miv2_icr), 0xfffffff);
- isp_write_reg(dev, REG_ADDR(miv2_icr1), 0xfffffff);
- isp_write_reg(dev, REG_ADDR(miv2_icr2), 0xfffffff);
- int ret = devm_request_irq(dev->device, dev->irq_num[1], vvcam_mi_irq,
- IRQF_TRIGGER_RISING, "MI_IRQ", (char *)dev->isp_driver_dev);
- if (ret) {
- pr_err("%s, %d:request irq error, 0x%lx!\n", __func__, __LINE__, ret);
- return ret;
- }
- isp_write_reg(dev, REG_ADDR(miv2_imsc), irq_mask0);
- isp_write_reg(dev, REG_ADDR(miv2_imsc1), irq_mask1);
- isp_write_reg(dev, REG_ADDR(miv2_imsc2), irq_mask2);
- dev->irq_is_request[1] = 1;
- pr_info("%s isp request irq\n", __func__);
- return ret;
- }
- static int vvcam_isp_open(struct inode * inode, struct file * file)
- {
- struct vvcam_isp_driver_dev *pdriver_dev;
- struct isp_ic_dev * pisp_dev;
- int ret = 0;
- pdriver_dev = container_of(inode->i_cdev, struct vvcam_isp_driver_dev, cdev);
- file->private_data = pdriver_dev;
- pisp_dev = pdriver_dev->private;
- struct device *dev = &pdriver_dev->pdev->dev;
- isp_irq_reset_circle_queue(&(pisp_dev->circle_list));
- if (pm_runtime_get_sync(dev)) {
- ret = vvcam_isp_runtime_resume(dev);
- if (ret)
- pr_err("fail to resume isp %s %d\n", __func__, __LINE__);
- }
- return 0;
- };
- static long vvcam_isp_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
- {
- long ret = 0;
- struct vvcam_isp_driver_dev *pdriver_dev;
- struct isp_ic_dev * pisp_dev;
- pdriver_dev = file->private_data;
- if (pdriver_dev == NULL)
- {
- pr_err("%s:file private is null point error\n", __func__);
- return -ENOMEM;
- }
- pisp_dev = pdriver_dev->private;
- //pr_info("%s:isp[%d] pdriver_dev =0x%px\n", __func__,pdriver_dev->device_idx,pdriver_dev);
- //pr_info("%s:pisp_dev =0x%px\n", __func__,pisp_dev);
- mutex_lock(&pdriver_dev->vvmutex);
- ret = isp_priv_ioctl(pisp_dev, cmd ,(void __user *)arg);
- mutex_unlock(&pdriver_dev->vvmutex);
- return ret;
- };
- static int vvcam_isp_release(struct inode * inode, struct file * file)
- {
- int ret = 0;
- struct vvcam_isp_driver_dev *pdriver_dev;
- struct isp_ic_dev *pisp_dev;
- pr_info("enter %s\n", __func__);
- if ((inode == NULL) || (file == NULL) ) {
- pr_info("%s: %dx\n", __func__, __LINE__);
- return 0;
- }
- pdriver_dev = container_of(inode->i_cdev, struct vvcam_isp_driver_dev, cdev);
- struct device *dev = &pdriver_dev->pdev->dev;
- file->private_data = pdriver_dev;
- pisp_dev = pdriver_dev->private;
- isp_force_stop(pisp_dev);
- if (pisp_dev->ut_addr != NULL) {
- #define UT_USED_SIZE 0x01000000
- dma_free_coherent(dev, UT_USED_SIZE,
- pisp_dev->ut_addr, pisp_dev->ut_phy_addr);
- pisp_dev->ut_addr = NULL;
- }
- ret = pm_runtime_put_sync(dev);
- if (ret) {
- pr_err("fail to suspen isp %s %d ret = %d\n", __func__, __LINE__, ret);
- }
- pr_info("exit %s\n", __func__);
- return 0;
- };
- static int vvcam_isp_mmap(struct file *pFile, struct vm_area_struct *vma)
- {
- int ret = 0;
- ulong phy_base_addr = 0;
- unsigned long pfn_start = (phy_base_addr >> PAGE_SHIFT) + vma->vm_pgoff;
- unsigned long size = vma->vm_end - vma->vm_start;
- /*pr_info("phy: 0x%lx, size: 0x%lx\n", pfn_start << PAGE_SHIFT, size);*/
- vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
- if (remap_pfn_range(vma, vma->vm_start,pfn_start,size, vma->vm_page_prot))
- {
- pr_err("-->%s: remap_pfn_range error!\n", __func__);
- return -EIO;
- }
- return ret;
- };
- static struct file_operations vvcam_isp_fops = {
- .owner = THIS_MODULE,
- .open = vvcam_isp_open,
- .release = vvcam_isp_release,
- .unlocked_ioctl = vvcam_isp_ioctl,
- .mmap = vvcam_isp_mmap,
- .poll = vvnative_isp_poll,
- };
- static int vvcam_isp_probe(struct platform_device *pdev)
- {
- int ret = 0;
- struct device_node *np;
- struct vvcam_isp_driver_dev *pdriver_dev;
- struct isp_ic_dev * pisp_dev;
- struct resource *mem;
- pr_info("enter %s\n", __func__);
- pdev->id = devise_register_index;
- if (pdev->id >= VIVCAM_ISP_MAXCNT)
- {
- pr_err("%s:pdev id is %d error\n", __func__,pdev->id);
- return -EINVAL;
- }
- pdriver_dev = devm_kzalloc(&pdev->dev,sizeof(struct vvcam_isp_driver_dev), GFP_KERNEL);
- if (pdriver_dev == NULL)
- {
- pr_err("%s:alloc struct vvcam_isp_driver_dev error\n", __func__);
- return -ENOMEM;
- }
- memset(pdriver_dev,0,sizeof(struct vvcam_isp_driver_dev ));
- pr_info("%s:isp[%d]: pdriver_dev =0x%px\n", __func__,pdev->id,pdriver_dev);
- pisp_dev = devm_kzalloc(&pdev->dev,sizeof(struct isp_ic_dev), GFP_KERNEL);
- if (pisp_dev == NULL)
- {
- pr_err("%s:alloc struct isp_ic_dev error\n", __func__);
- return -ENOMEM;
- }
- memset(pisp_dev,0,sizeof(struct isp_ic_dev ));
- isp_irq_create_circle_queue(&(pisp_dev->circle_list), QUEUE_NODE_COUNT);
- pr_info("%s:isp[%d]: psensor_dev =0x%px\n", __func__,pdev->id,pisp_dev);
- mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- pisp_dev->base = devm_ioremap_resource(&pdev->dev, mem);
- if (IS_ERR(pisp_dev->base))
- return PTR_ERR(pisp_dev->base);
- pr_info("%s:isp[%d]: pisp_dev->base=0x%px, phy_addr base=0x%llx\n", __func__,
- pdev->id, pisp_dev->base, mem->start);
- pisp_dev->reset = NULL;
- pisp_dev->device = &pdev->dev;
- pdriver_dev->private = pisp_dev;
- pdriver_dev->device_idx = pdev->id;
- mutex_init(&pdriver_dev->vvmutex);
- frame_mark_t *frame_mark = dma_alloc_coherent(&pdev->dev, sizeof(frame_mark_t),
- &pisp_dev->frame_mark_info_addr, GFP_KERNEL);
- if (frame_mark == NULL ) {
- pr_err("dma_alloc_coherent error\n");
- return -1;
- }
- pr_info("isp_frame_mark_info_addr = 0x%lx\n", pisp_dev->frame_mark_info_addr);
- memset(frame_mark, 0, sizeof(frame_mark_t));
- pdriver_dev->frame_mark = frame_mark;
- platform_set_drvdata(pdev, pdriver_dev);
- pdriver_dev->pdev = pdev;
- pisp_dev->irq_num[0] = platform_get_irq(pdev, 0);
- if (pisp_dev->irq_num[0] == 0) {
- pr_err("%s:isp[%d]: could not map IRQ\n", __func__, pdev->id);
- dev_err(&pdev->dev, "could not map IRQ.\n");
- return -ENXIO;
- }
- pr_info("%s:isp[%d]: pisp_dev->irq_num[0]=%d\n", __func__, pdev->id, pisp_dev->irq_num[0]);
- pisp_dev->irq_num[1] = platform_get_irq(pdev, 1);
- if (pisp_dev->irq_num[1] == 0) {
- pr_err("%s:isp[%d]: could not map IRQ\n", __func__, pdev->id);
- dev_err(&pdev->dev, "could not map IRQ.\n");
- return -ENXIO;
- }
- pr_info("%s:isp[%d]: pisp_dev->irq_num[1]=%d\n", __func__, pdev->id, pisp_dev->irq_num[1]);
- /*init work queue*/
- INIT_WORK(&pdriver_dev->vvnative_wq, vvnative_isp_work);
- ret = devm_request_irq(&pdev->dev, pisp_dev->irq_num[0], vvcam_isp_irq,
- IRQF_TRIGGER_RISING | IRQF_SHARED, "ISP_IRQ", (char *)pdriver_dev);
- if (ret) {
- pr_err("%s[%d]:request irq error!\n", __func__, __LINE__);
- return ret;
- }
- pisp_dev->irq_is_request[0] = 1;
- pisp_dev->isp_driver_dev = pdriver_dev;
- ret = devm_request_irq(&pdev->dev, pisp_dev->irq_num[1], vvcam_mi_irq,
- IRQF_TRIGGER_RISING, "MI_IRQ", (char *)pdriver_dev);
- if (ret) {
- pr_err("%s[%d]:request irq error!\n", __func__, __LINE__);
- return ret;
- }
- pisp_dev->irq_is_request[1] = 1;
- init_waitqueue_head(&pdriver_dev->irq_wait);
- /*parse clk info from dts*/
- pdriver_dev->aclk = devm_clk_get(&pdev->dev, "aclk");
- if (IS_ERR(pdriver_dev->aclk)) {
- dev_err(&pdev->dev, "failed to get aclk");
- //return -1;
- }
- pdriver_dev->hclk = devm_clk_get(&pdev->dev, "hclk");
- if (IS_ERR(pdriver_dev->hclk)) {
- dev_err(&pdev->dev, "failed to get hclk");
- //return -1;
- }
- pdriver_dev->isp0_pclk = devm_clk_get(&pdev->dev, "isp0_pclk");
- if (IS_ERR(pdriver_dev->isp0_pclk)) {
- dev_err(&pdev->dev, "failed to get isp0_pclk");
- //return -1;
- }
- pdriver_dev->cclk = devm_clk_get(&pdev->dev, "cclk");
- if (IS_ERR(pdriver_dev->cclk)) {
- dev_err(&pdev->dev, "failed to get core_clk");
- //return -1;
- }
- if (pdriver_dev->device_idx == 1) {
- pdriver_dev->isp1_pclk = devm_clk_get(&pdev->dev, "isp1_pclk");
- if (IS_ERR(pdriver_dev->isp1_pclk)) {
- dev_err(&pdev->dev, "failed to get isp1_pclk");
- //return -1;
- }
- }
- if ((devise_register_index == 0)) {
- int ret;
- if (vvcam_isp_major == 0) {
- ret = alloc_chrdev_region(&pdriver_dev->devt, 0, VIVCAM_ISP_MAXCNT, VIVCAM_ISP_NAME);
- if (ret != 0)
- {
- pr_err("%s:alloc_chrdev_region error\n", __func__);
- return ret;
- }
- vvcam_isp_major = MAJOR(pdriver_dev->devt);
- vvcam_isp_minor = MINOR(pdriver_dev->devt);
- }
- else
- {
- pdriver_dev->devt = MKDEV(vvcam_isp_major, vvcam_isp_minor);
- ret = register_chrdev_region(pdriver_dev->devt, VIVCAM_ISP_MAXCNT, VIVCAM_ISP_NAME);
- if (ret)
- {
- pr_err("%s:register_chrdev_region error\n", __func__);
- return ret;
- }
- }
- vvcam_isp_class = class_create(THIS_MODULE, VIVCAM_ISP_NAME);
- if (IS_ERR(vvcam_isp_class))
- {
- pr_err("%s[%d]:class_create error!\n", __func__, __LINE__);
- return -EINVAL;
- }
- }
- pdriver_dev->devt = MKDEV(vvcam_isp_major, vvcam_isp_minor + pdev->id);
- cdev_init(&pdriver_dev->cdev, &vvcam_isp_fops);
- ret = cdev_add(&pdriver_dev->cdev, pdriver_dev->devt, 1);
- if ( ret )
- {
- pr_err("%s[%d]:cdev_add error!\n", __func__, __LINE__);
- return ret;
- }
- pdriver_dev->class = vvcam_isp_class;
- device_create(pdriver_dev->class, NULL, pdriver_dev->devt,
- pdriver_dev, "%s%d", VIVCAM_ISP_NAME, pdev->id);
- struct device *dev = &pdriver_dev->pdev->dev;
- pm_runtime_enable(dev);
- ret = pm_runtime_resume_and_get(dev);
- if (ret < 0) {
- dev_err(dev, "fail to resume isp\n");
- }
- ret = pm_runtime_put_sync(dev);
- if (ret < 0) {
- dev_err(dev, "fail to suspend isp\n");
- }
- devise_register_index++;
- pr_info("exit %s\n", __func__);
- return ret;
- }
- static int vvcam_isp_remove(struct platform_device *pdev)
- {
- struct vvcam_isp_driver_dev *pdriver_dev;
- struct isp_ic_dev * pisp_dev;
- pr_info("enter %s\n", __func__);
- devise_register_index--;
- pdriver_dev = platform_get_drvdata(pdev);
- pisp_dev = pdriver_dev->private;
- dma_free_coherent(&pdev->dev, sizeof(*pdriver_dev->frame_mark),
- pdriver_dev->frame_mark, pisp_dev->frame_mark_info_addr);
- if (pisp_dev->ut_addr != NULL) {
- #define UT_USED_SIZE 0x01000000
- dma_free_coherent(&pdev->dev, UT_USED_SIZE,
- pisp_dev->ut_addr, pisp_dev->ut_phy_addr);
- pisp_dev->ut_addr =NULL;
- }
- free_irq(pisp_dev->irq_num[0], pdriver_dev);
- free_irq(pisp_dev->irq_num[1], pdriver_dev);
- pisp_dev->irq_is_request[0] = 0;
- pisp_dev->irq_is_request[1] = 0;
- isp_irq_destroy_circle_queue(&(pisp_dev->circle_list));
- struct device *dev = &pdev->dev;
- pm_runtime_disable(dev);
-
- cdev_del(&pdriver_dev->cdev);
- device_destroy(pdriver_dev->class, pdriver_dev->devt);
- unregister_chrdev_region(pdriver_dev->devt, VIVCAM_ISP_MAXCNT);
- if (devise_register_index == 0)
- {
- class_destroy(pdriver_dev->class);
- }
- return 0;
- }
- static const struct of_device_id isp_of_match[] = {
- { .compatible = "thead,light-isp", },
- { /* sentinel */ },
- };
- static struct platform_driver vvcam_isp_driver = {
- .probe = vvcam_isp_probe,
- .remove = vvcam_isp_remove,
- .driver = {
- .name = VIVCAM_ISP_NAME,
- .owner = THIS_MODULE,
- .of_match_table = of_match_ptr(isp_of_match),
- .pm = &vvcam_isp_runtime_pm_ops,
- }
- };
- static int __init vvcam_isp_init_module(void)
- {
- int ret = 0;
- pr_info("enter %s\n", __func__);
- ret = platform_driver_register(&vvcam_isp_driver);
- if (ret)
- {
- pr_err("register platform driver failed.\n");
- return ret;
- }
- return ret;
- }
- static void __exit vvcam_isp_exit_module(void)
- {
- pr_info("enter %s\n", __func__);
- platform_driver_unregister(&vvcam_isp_driver);
- }
- module_init(vvcam_isp_init_module);
- module_exit(vvcam_isp_exit_module);
- MODULE_DESCRIPTION("ISP");
- MODULE_LICENSE("GPL");
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