Lines Matching refs:vip
203 static inline void reg_write(struct sta2x11_vip *vip, unsigned int reg, u32 val) in reg_write() argument
205 iowrite32((val), (vip->iomem)+(reg)); in reg_write()
208 static inline u32 reg_read(struct sta2x11_vip *vip, unsigned int reg) in reg_read() argument
210 return ioread32((vip->iomem)+(reg)); in reg_read()
213 static void start_dma(struct sta2x11_vip *vip, struct vip_buffer *vip_buf) in start_dma() argument
217 if (vip->format.field == V4L2_FIELD_INTERLACED) in start_dma()
218 offset = vip->format.width * 2; in start_dma()
220 spin_lock_irq(&vip->slock); in start_dma()
222 reg_write(vip, DVP_CTL, reg_read(vip, DVP_CTL) | DVP_CTL_ENA); in start_dma()
224 reg_write(vip, DVP_VTP, (u32)vip_buf->dma); in start_dma()
225 reg_write(vip, DVP_VBP, (u32)vip_buf->dma + offset); in start_dma()
226 spin_unlock_irq(&vip->slock); in start_dma()
230 static void vip_active_buf_next(struct sta2x11_vip *vip) in vip_active_buf_next() argument
233 spin_lock(&vip->lock); in vip_active_buf_next()
234 if (list_empty(&vip->buffer_list)) {/* No available buffer */ in vip_active_buf_next()
235 spin_unlock(&vip->lock); in vip_active_buf_next()
238 vip->active = list_first_entry(&vip->buffer_list, in vip_active_buf_next()
242 vip->tcount = 0; in vip_active_buf_next()
243 vip->bcount = 0; in vip_active_buf_next()
244 spin_unlock(&vip->lock); in vip_active_buf_next()
245 if (vb2_is_streaming(&vip->vb_vidq)) { /* streaming is on */ in vip_active_buf_next()
246 start_dma(vip, vip->active); /* start dma capture */ in vip_active_buf_next()
256 struct sta2x11_vip *vip = vb2_get_drv_priv(vq); in queue_setup() local
262 sizes[0] = vip->format.sizeimage; in queue_setup()
264 vip->sequence = 0; in queue_setup()
265 vip->active = NULL; in queue_setup()
266 vip->tcount = 0; in queue_setup()
267 vip->bcount = 0; in queue_setup()
284 struct sta2x11_vip *vip = vb2_get_drv_priv(vb->vb2_queue); in buffer_prepare() local
288 size = vip->format.sizeimage; in buffer_prepare()
290 v4l2_err(&vip->v4l2_dev, "buffer too small (%lu < %lu)\n", in buffer_prepare()
302 struct sta2x11_vip *vip = vb2_get_drv_priv(vb->vb2_queue); in buffer_queue() local
305 spin_lock(&vip->lock); in buffer_queue()
306 list_add_tail(&vip_buf->list, &vip->buffer_list); in buffer_queue()
307 if (!vip->active) { /* No active buffer, active the first one */ in buffer_queue()
308 vip->active = list_first_entry(&vip->buffer_list, in buffer_queue()
311 if (vb2_is_streaming(&vip->vb_vidq)) /* streaming is on */ in buffer_queue()
312 start_dma(vip, vip_buf); /* start dma capture */ in buffer_queue()
314 spin_unlock(&vip->lock); in buffer_queue()
319 struct sta2x11_vip *vip = vb2_get_drv_priv(vb->vb2_queue); in buffer_finish() local
323 spin_lock(&vip->lock); in buffer_finish()
325 spin_unlock(&vip->lock); in buffer_finish()
328 vip_active_buf_next(vip); in buffer_finish()
333 struct sta2x11_vip *vip = vb2_get_drv_priv(vq); in start_streaming() local
335 spin_lock_irq(&vip->slock); in start_streaming()
337 reg_write(vip, DVP_ITM, DVP_IT_VSB | DVP_IT_VST); in start_streaming()
338 spin_unlock_irq(&vip->slock); in start_streaming()
341 start_dma(vip, vip->active); in start_streaming()
349 struct sta2x11_vip *vip = vb2_get_drv_priv(vq); in stop_streaming() local
353 reg_write(vip, DVP_CTL, reg_read(vip, DVP_CTL) & ~DVP_CTL_ENA); in stop_streaming()
355 reg_write(vip, DVP_ITM, 0); in stop_streaming()
358 spin_lock(&vip->lock); in stop_streaming()
359 list_for_each_entry_safe(vip_buf, node, &vip->buffer_list, list) { in stop_streaming()
363 spin_unlock(&vip->lock); in stop_streaming()
425 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_s_std() local
432 v4l2_subdev_call(vip->decoder, video, querystd, &std); in vidioc_s_std()
437 if (vip->std != std) { in vidioc_s_std()
438 vip->std = std; in vidioc_s_std()
440 vip->format = formats_60[0]; in vidioc_s_std()
442 vip->format = formats_50[0]; in vidioc_s_std()
445 return v4l2_subdev_call(vip->decoder, video, s_std, std); in vidioc_s_std()
460 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_g_std() local
462 *std = vip->std; in vidioc_g_std()
478 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_querystd() local
480 return v4l2_subdev_call(vip->decoder, video, querystd, std); in vidioc_querystd()
510 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_s_input() local
515 ret = v4l2_subdev_call(vip->decoder, video, s_routing, i, 0, 0); in vidioc_s_input()
518 vip->input = i; in vidioc_s_input()
535 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_g_input() local
537 *i = vip->input; in vidioc_g_input()
582 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_try_fmt_vid_cap() local
586 v4l2_warn(&vip->v4l2_dev, "Invalid format, only UYVY supported\n"); in vidioc_try_fmt_vid_cap()
590 if (V4L2_STD_525_60 & vip->std) in vidioc_try_fmt_vid_cap()
640 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_s_fmt_vid_cap() local
648 if (vb2_is_busy(&vip->vb_vidq)) { in vidioc_s_fmt_vid_cap()
650 v4l2_err(&vip->v4l2_dev, "device busy\n"); in vidioc_s_fmt_vid_cap()
653 vip->format = f->fmt.pix; in vidioc_s_fmt_vid_cap()
654 switch (vip->format.field) { in vidioc_s_fmt_vid_cap()
656 t_stop = ((vip->format.height / 2 - 1) << 16) | in vidioc_s_fmt_vid_cap()
657 (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
659 pitch = 4 * vip->format.width; in vidioc_s_fmt_vid_cap()
662 t_stop = ((vip->format.height - 1) << 16) | in vidioc_s_fmt_vid_cap()
663 (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
664 b_stop = (0 << 16) | (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
665 pitch = 2 * vip->format.width; in vidioc_s_fmt_vid_cap()
668 t_stop = (0 << 16) | (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
669 b_stop = (vip->format.height << 16) | in vidioc_s_fmt_vid_cap()
670 (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
671 pitch = 2 * vip->format.width; in vidioc_s_fmt_vid_cap()
674 v4l2_err(&vip->v4l2_dev, "unknown field format\n"); in vidioc_s_fmt_vid_cap()
678 spin_lock_irq(&vip->slock); in vidioc_s_fmt_vid_cap()
680 reg_write(vip, DVP_TFO, 0); in vidioc_s_fmt_vid_cap()
682 reg_write(vip, DVP_BFO, 0); in vidioc_s_fmt_vid_cap()
684 reg_write(vip, DVP_TFS, t_stop); in vidioc_s_fmt_vid_cap()
686 reg_write(vip, DVP_BFS, b_stop); in vidioc_s_fmt_vid_cap()
688 reg_write(vip, DVP_VMP, pitch); in vidioc_s_fmt_vid_cap()
689 spin_unlock_irq(&vip->slock); in vidioc_s_fmt_vid_cap()
707 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_g_fmt_vid_cap() local
709 f->fmt.pix = vip->format; in vidioc_g_fmt_vid_cap()
769 static irqreturn_t vip_irq(int irq, struct sta2x11_vip *vip) in vip_irq() argument
773 status = reg_read(vip, DVP_ITS); in vip_irq()
779 if (vip->overflow++ > 5) in vip_irq()
789 if ((++vip->tcount) < 2) in vip_irq()
792 vip->bcount++; in vip_irq()
796 if (vip->active) { /* Acquisition is over on this buffer */ in vip_irq()
798 reg_write(vip, DVP_CTL, reg_read(vip, DVP_CTL) & ~DVP_CTL_ENA); in vip_irq()
800 vip->active->vb.vb2_buf.timestamp = ktime_get_ns(); in vip_irq()
801 vip->active->vb.sequence = vip->sequence++; in vip_irq()
802 vb2_buffer_done(&vip->active->vb.vb2_buf, VB2_BUF_STATE_DONE); in vip_irq()
808 static void sta2x11_vip_init_register(struct sta2x11_vip *vip) in sta2x11_vip_init_register() argument
811 spin_lock_irq(&vip->slock); in sta2x11_vip_init_register()
813 reg_read(vip, DVP_ITS); in sta2x11_vip_init_register()
815 reg_write(vip, DVP_HLFLN, DVP_HLFLN_SD); in sta2x11_vip_init_register()
817 reg_write(vip, DVP_CTL, DVP_CTL_RST); in sta2x11_vip_init_register()
819 reg_write(vip, DVP_CTL, 0); in sta2x11_vip_init_register()
820 spin_unlock_irq(&vip->slock); in sta2x11_vip_init_register()
822 static void sta2x11_vip_clear_register(struct sta2x11_vip *vip) in sta2x11_vip_clear_register() argument
824 spin_lock_irq(&vip->slock); in sta2x11_vip_clear_register()
826 reg_write(vip, DVP_ITM, 0); in sta2x11_vip_clear_register()
828 reg_write(vip, DVP_CTL, DVP_CTL_RST); in sta2x11_vip_clear_register()
830 reg_write(vip, DVP_CTL, 0); in sta2x11_vip_clear_register()
832 reg_read(vip, DVP_ITS); in sta2x11_vip_clear_register()
833 spin_unlock_irq(&vip->slock); in sta2x11_vip_clear_register()
835 static int sta2x11_vip_init_buffer(struct sta2x11_vip *vip) in sta2x11_vip_init_buffer() argument
839 err = dma_set_coherent_mask(&vip->pdev->dev, DMA_BIT_MASK(29)); in sta2x11_vip_init_buffer()
841 v4l2_err(&vip->v4l2_dev, "Cannot configure coherent mask"); in sta2x11_vip_init_buffer()
844 memset(&vip->vb_vidq, 0, sizeof(struct vb2_queue)); in sta2x11_vip_init_buffer()
845 vip->vb_vidq.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; in sta2x11_vip_init_buffer()
846 vip->vb_vidq.io_modes = VB2_MMAP | VB2_READ; in sta2x11_vip_init_buffer()
847 vip->vb_vidq.drv_priv = vip; in sta2x11_vip_init_buffer()
848 vip->vb_vidq.buf_struct_size = sizeof(struct vip_buffer); in sta2x11_vip_init_buffer()
849 vip->vb_vidq.ops = &vip_video_qops; in sta2x11_vip_init_buffer()
850 vip->vb_vidq.mem_ops = &vb2_dma_contig_memops; in sta2x11_vip_init_buffer()
851 vip->vb_vidq.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; in sta2x11_vip_init_buffer()
852 vip->vb_vidq.dev = &vip->pdev->dev; in sta2x11_vip_init_buffer()
853 vip->vb_vidq.lock = &vip->v4l_lock; in sta2x11_vip_init_buffer()
854 err = vb2_queue_init(&vip->vb_vidq); in sta2x11_vip_init_buffer()
857 INIT_LIST_HEAD(&vip->buffer_list); in sta2x11_vip_init_buffer()
858 spin_lock_init(&vip->lock); in sta2x11_vip_init_buffer()
862 static int sta2x11_vip_init_controls(struct sta2x11_vip *vip) in sta2x11_vip_init_controls() argument
868 v4l2_ctrl_handler_init(&vip->ctrl_hdl, 0); in sta2x11_vip_init_controls()
870 vip->v4l2_dev.ctrl_handler = &vip->ctrl_hdl; in sta2x11_vip_init_controls()
871 if (vip->ctrl_hdl.error) { in sta2x11_vip_init_controls()
872 int err = vip->ctrl_hdl.error; in sta2x11_vip_init_controls()
874 v4l2_ctrl_handler_free(&vip->ctrl_hdl); in sta2x11_vip_init_controls()
960 struct sta2x11_vip *vip; in sta2x11_vip_init_one() local
1009 vip = kzalloc(sizeof(struct sta2x11_vip), GFP_KERNEL); in sta2x11_vip_init_one()
1010 if (!vip) { in sta2x11_vip_init_one()
1014 vip->pdev = pdev; in sta2x11_vip_init_one()
1015 vip->std = V4L2_STD_PAL; in sta2x11_vip_init_one()
1016 vip->format = formats_50[0]; in sta2x11_vip_init_one()
1017 vip->config = config; in sta2x11_vip_init_one()
1018 mutex_init(&vip->v4l_lock); in sta2x11_vip_init_one()
1020 ret = sta2x11_vip_init_controls(vip); in sta2x11_vip_init_one()
1023 ret = v4l2_device_register(&pdev->dev, &vip->v4l2_dev); in sta2x11_vip_init_one()
1037 vip->iomem = pci_iomap(pdev, 0, 0x100); in sta2x11_vip_init_one()
1038 if (!vip->iomem) { in sta2x11_vip_init_one()
1046 ret = sta2x11_vip_init_buffer(vip); in sta2x11_vip_init_one()
1050 spin_lock_init(&vip->slock); in sta2x11_vip_init_one()
1054 IRQF_SHARED, KBUILD_MODNAME, vip); in sta2x11_vip_init_one()
1062 vip->video_dev = video_dev_template; in sta2x11_vip_init_one()
1063 vip->video_dev.v4l2_dev = &vip->v4l2_dev; in sta2x11_vip_init_one()
1064 vip->video_dev.queue = &vip->vb_vidq; in sta2x11_vip_init_one()
1065 vip->video_dev.lock = &vip->v4l_lock; in sta2x11_vip_init_one()
1066 video_set_drvdata(&vip->video_dev, vip); in sta2x11_vip_init_one()
1068 ret = video_register_device(&vip->video_dev, VFL_TYPE_VIDEO, -1); in sta2x11_vip_init_one()
1073 vip->adapter = i2c_get_adapter(vip->config->i2c_id); in sta2x11_vip_init_one()
1074 if (!vip->adapter) { in sta2x11_vip_init_one()
1080 vip->decoder = v4l2_i2c_new_subdev(&vip->v4l2_dev, vip->adapter, in sta2x11_vip_init_one()
1081 "adv7180", vip->config->i2c_addr, in sta2x11_vip_init_one()
1083 if (!vip->decoder) { in sta2x11_vip_init_one()
1089 i2c_put_adapter(vip->adapter); in sta2x11_vip_init_one()
1090 v4l2_subdev_call(vip->decoder, core, init, 0); in sta2x11_vip_init_one()
1092 sta2x11_vip_init_register(vip); in sta2x11_vip_init_one()
1098 video_set_drvdata(&vip->video_dev, NULL); in sta2x11_vip_init_one()
1100 vb2_video_unregister_device(&vip->video_dev); in sta2x11_vip_init_one()
1101 free_irq(pdev->irq, vip); in sta2x11_vip_init_one()
1105 pci_iounmap(pdev, vip->iomem); in sta2x11_vip_init_one()
1109 v4l2_device_unregister(&vip->v4l2_dev); in sta2x11_vip_init_one()
1111 kfree(vip); in sta2x11_vip_init_one()
1138 struct sta2x11_vip *vip = in sta2x11_vip_remove_one() local
1141 sta2x11_vip_clear_register(vip); in sta2x11_vip_remove_one()
1143 video_set_drvdata(&vip->video_dev, NULL); in sta2x11_vip_remove_one()
1144 vb2_video_unregister_device(&vip->video_dev); in sta2x11_vip_remove_one()
1145 free_irq(pdev->irq, vip); in sta2x11_vip_remove_one()
1147 pci_iounmap(pdev, vip->iomem); in sta2x11_vip_remove_one()
1150 v4l2_device_unregister(&vip->v4l2_dev); in sta2x11_vip_remove_one()
1152 vip_gpio_release(&pdev->dev, vip->config->pwr_pin, in sta2x11_vip_remove_one()
1153 vip->config->pwr_name); in sta2x11_vip_remove_one()
1154 vip_gpio_release(&pdev->dev, vip->config->reset_pin, in sta2x11_vip_remove_one()
1155 vip->config->reset_name); in sta2x11_vip_remove_one()
1157 kfree(vip); in sta2x11_vip_remove_one()
1176 struct sta2x11_vip *vip = in sta2x11_vip_suspend() local
1181 spin_lock_irqsave(&vip->slock, flags); in sta2x11_vip_suspend()
1182 vip->register_save_area[0] = reg_read(vip, DVP_CTL); in sta2x11_vip_suspend()
1183 reg_write(vip, DVP_CTL, vip->register_save_area[0] & DVP_CTL_DIS); in sta2x11_vip_suspend()
1184 vip->register_save_area[SAVE_COUNT] = reg_read(vip, DVP_ITM); in sta2x11_vip_suspend()
1185 reg_write(vip, DVP_ITM, 0); in sta2x11_vip_suspend()
1187 vip->register_save_area[i] = reg_read(vip, 4 * i); in sta2x11_vip_suspend()
1189 vip->register_save_area[SAVE_COUNT + IRQ_COUNT + i] = in sta2x11_vip_suspend()
1190 reg_read(vip, registers_to_save[i]); in sta2x11_vip_suspend()
1191 spin_unlock_irqrestore(&vip->slock, flags); in sta2x11_vip_suspend()
1193 vip->disabled = 1; in sta2x11_vip_suspend()
1210 struct sta2x11_vip *vip = in sta2x11_vip_resume() local
1217 vip->disabled = 0; in sta2x11_vip_resume()
1219 spin_lock_irqsave(&vip->slock, flags); in sta2x11_vip_resume()
1221 reg_write(vip, 4 * i, vip->register_save_area[i]); in sta2x11_vip_resume()
1223 reg_write(vip, registers_to_save[i], in sta2x11_vip_resume()
1224 vip->register_save_area[SAVE_COUNT + IRQ_COUNT + i]); in sta2x11_vip_resume()
1225 reg_write(vip, DVP_CTL, vip->register_save_area[0]); in sta2x11_vip_resume()
1226 reg_write(vip, DVP_ITM, vip->register_save_area[SAVE_COUNT]); in sta2x11_vip_resume()
1227 spin_unlock_irqrestore(&vip->slock, flags); in sta2x11_vip_resume()