Lines Matching refs:vip
219 static inline void reg_write(struct sta2x11_vip *vip, unsigned int reg, u32 val) in reg_write() argument
221 iowrite32((val), (vip->iomem)+(reg)); in reg_write()
224 static inline u32 reg_read(struct sta2x11_vip *vip, unsigned int reg) in reg_read() argument
226 return ioread32((vip->iomem)+(reg)); in reg_read()
229 static void start_dma(struct sta2x11_vip *vip, struct vip_buffer *vip_buf) in start_dma() argument
233 if (vip->format.field == V4L2_FIELD_INTERLACED) in start_dma()
234 offset = vip->format.width * 2; in start_dma()
236 spin_lock_irq(&vip->slock); in start_dma()
238 reg_write(vip, DVP_CTL, reg_read(vip, DVP_CTL) | DVP_CTL_ENA); in start_dma()
240 reg_write(vip, DVP_VTP, (u32)vip_buf->dma); in start_dma()
241 reg_write(vip, DVP_VBP, (u32)vip_buf->dma + offset); in start_dma()
242 spin_unlock_irq(&vip->slock); in start_dma()
246 static void vip_active_buf_next(struct sta2x11_vip *vip) in vip_active_buf_next() argument
249 spin_lock(&vip->lock); in vip_active_buf_next()
250 if (list_empty(&vip->buffer_list)) {/* No available buffer */ in vip_active_buf_next()
251 spin_unlock(&vip->lock); in vip_active_buf_next()
254 vip->active = list_first_entry(&vip->buffer_list, in vip_active_buf_next()
258 vip->tcount = 0; in vip_active_buf_next()
259 vip->bcount = 0; in vip_active_buf_next()
260 spin_unlock(&vip->lock); in vip_active_buf_next()
261 if (vb2_is_streaming(&vip->vb_vidq)) { /* streaming is on */ in vip_active_buf_next()
262 start_dma(vip, vip->active); /* start dma capture */ in vip_active_buf_next()
272 struct sta2x11_vip *vip = vb2_get_drv_priv(vq); in queue_setup() local
278 sizes[0] = vip->format.sizeimage; in queue_setup()
280 vip->sequence = 0; in queue_setup()
281 vip->active = NULL; in queue_setup()
282 vip->tcount = 0; in queue_setup()
283 vip->bcount = 0; in queue_setup()
300 struct sta2x11_vip *vip = vb2_get_drv_priv(vb->vb2_queue); in buffer_prepare() local
304 size = vip->format.sizeimage; in buffer_prepare()
306 v4l2_err(&vip->v4l2_dev, "buffer too small (%lu < %lu)\n", in buffer_prepare()
318 struct sta2x11_vip *vip = vb2_get_drv_priv(vb->vb2_queue); in buffer_queue() local
321 spin_lock(&vip->lock); in buffer_queue()
322 list_add_tail(&vip_buf->list, &vip->buffer_list); in buffer_queue()
323 if (!vip->active) { /* No active buffer, active the first one */ in buffer_queue()
324 vip->active = list_first_entry(&vip->buffer_list, in buffer_queue()
327 if (vb2_is_streaming(&vip->vb_vidq)) /* streaming is on */ in buffer_queue()
328 start_dma(vip, vip_buf); /* start dma capture */ in buffer_queue()
330 spin_unlock(&vip->lock); in buffer_queue()
335 struct sta2x11_vip *vip = vb2_get_drv_priv(vb->vb2_queue); in buffer_finish() local
339 spin_lock(&vip->lock); in buffer_finish()
341 spin_unlock(&vip->lock); in buffer_finish()
344 vip_active_buf_next(vip); in buffer_finish()
349 struct sta2x11_vip *vip = vb2_get_drv_priv(vq); in start_streaming() local
351 spin_lock_irq(&vip->slock); in start_streaming()
353 reg_write(vip, DVP_ITM, DVP_IT_VSB | DVP_IT_VST); in start_streaming()
354 spin_unlock_irq(&vip->slock); in start_streaming()
357 start_dma(vip, vip->active); in start_streaming()
365 struct sta2x11_vip *vip = vb2_get_drv_priv(vq); in stop_streaming() local
369 reg_write(vip, DVP_CTL, reg_read(vip, DVP_CTL) & ~DVP_CTL_ENA); in stop_streaming()
371 reg_write(vip, DVP_ITM, 0); in stop_streaming()
374 spin_lock(&vip->lock); in stop_streaming()
375 list_for_each_entry_safe(vip_buf, node, &vip->buffer_list, list) { in stop_streaming()
379 spin_unlock(&vip->lock); in stop_streaming()
420 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_querycap() local
425 pci_name(vip->pdev)); in vidioc_querycap()
449 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_s_std() local
456 v4l2_subdev_call(vip->decoder, video, querystd, &std); in vidioc_s_std()
461 if (vip->std != std) { in vidioc_s_std()
462 vip->std = std; in vidioc_s_std()
464 vip->format = formats_60[0]; in vidioc_s_std()
466 vip->format = formats_50[0]; in vidioc_s_std()
469 return v4l2_subdev_call(vip->decoder, video, s_std, std); in vidioc_s_std()
484 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_g_std() local
486 *std = vip->std; in vidioc_g_std()
502 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_querystd() local
504 return v4l2_subdev_call(vip->decoder, video, querystd, std); in vidioc_querystd()
534 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_s_input() local
539 ret = v4l2_subdev_call(vip->decoder, video, s_routing, i, 0, 0); in vidioc_s_input()
542 vip->input = i; in vidioc_s_input()
559 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_g_input() local
561 *i = vip->input; in vidioc_g_input()
608 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_try_fmt_vid_cap() local
612 v4l2_warn(&vip->v4l2_dev, "Invalid format, only UYVY supported\n"); in vidioc_try_fmt_vid_cap()
616 if (V4L2_STD_525_60 & vip->std) in vidioc_try_fmt_vid_cap()
666 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_s_fmt_vid_cap() local
674 if (vb2_is_busy(&vip->vb_vidq)) { in vidioc_s_fmt_vid_cap()
676 v4l2_err(&vip->v4l2_dev, "device busy\n"); in vidioc_s_fmt_vid_cap()
679 vip->format = f->fmt.pix; in vidioc_s_fmt_vid_cap()
680 switch (vip->format.field) { in vidioc_s_fmt_vid_cap()
682 t_stop = ((vip->format.height / 2 - 1) << 16) | in vidioc_s_fmt_vid_cap()
683 (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
685 pitch = 4 * vip->format.width; in vidioc_s_fmt_vid_cap()
688 t_stop = ((vip->format.height - 1) << 16) | in vidioc_s_fmt_vid_cap()
689 (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
690 b_stop = (0 << 16) | (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
691 pitch = 2 * vip->format.width; in vidioc_s_fmt_vid_cap()
694 t_stop = (0 << 16) | (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
695 b_stop = (vip->format.height << 16) | in vidioc_s_fmt_vid_cap()
696 (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
697 pitch = 2 * vip->format.width; in vidioc_s_fmt_vid_cap()
700 v4l2_err(&vip->v4l2_dev, "unknown field format\n"); in vidioc_s_fmt_vid_cap()
704 spin_lock_irq(&vip->slock); in vidioc_s_fmt_vid_cap()
706 reg_write(vip, DVP_TFO, 0); in vidioc_s_fmt_vid_cap()
708 reg_write(vip, DVP_BFO, 0); in vidioc_s_fmt_vid_cap()
710 reg_write(vip, DVP_TFS, t_stop); in vidioc_s_fmt_vid_cap()
712 reg_write(vip, DVP_BFS, b_stop); in vidioc_s_fmt_vid_cap()
714 reg_write(vip, DVP_VMP, pitch); in vidioc_s_fmt_vid_cap()
715 spin_unlock_irq(&vip->slock); in vidioc_s_fmt_vid_cap()
733 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_g_fmt_vid_cap() local
735 f->fmt.pix = vip->format; in vidioc_g_fmt_vid_cap()
793 static irqreturn_t vip_irq(int irq, struct sta2x11_vip *vip) in vip_irq() argument
797 status = reg_read(vip, DVP_ITS); in vip_irq()
803 if (vip->overflow++ > 5) in vip_irq()
813 if ((++vip->tcount) < 2) in vip_irq()
816 vip->bcount++; in vip_irq()
820 if (vip->active) { /* Acquisition is over on this buffer */ in vip_irq()
822 reg_write(vip, DVP_CTL, reg_read(vip, DVP_CTL) & ~DVP_CTL_ENA); in vip_irq()
824 vip->active->vb.vb2_buf.timestamp = ktime_get_ns(); in vip_irq()
825 vip->active->vb.sequence = vip->sequence++; in vip_irq()
826 vb2_buffer_done(&vip->active->vb.vb2_buf, VB2_BUF_STATE_DONE); in vip_irq()
832 static void sta2x11_vip_init_register(struct sta2x11_vip *vip) in sta2x11_vip_init_register() argument
835 spin_lock_irq(&vip->slock); in sta2x11_vip_init_register()
837 reg_read(vip, DVP_ITS); in sta2x11_vip_init_register()
839 reg_write(vip, DVP_HLFLN, DVP_HLFLN_SD); in sta2x11_vip_init_register()
841 reg_write(vip, DVP_CTL, DVP_CTL_RST); in sta2x11_vip_init_register()
843 reg_write(vip, DVP_CTL, 0); in sta2x11_vip_init_register()
844 spin_unlock_irq(&vip->slock); in sta2x11_vip_init_register()
846 static void sta2x11_vip_clear_register(struct sta2x11_vip *vip) in sta2x11_vip_clear_register() argument
848 spin_lock_irq(&vip->slock); in sta2x11_vip_clear_register()
850 reg_write(vip, DVP_ITM, 0); in sta2x11_vip_clear_register()
852 reg_write(vip, DVP_CTL, DVP_CTL_RST); in sta2x11_vip_clear_register()
854 reg_write(vip, DVP_CTL, 0); in sta2x11_vip_clear_register()
856 reg_read(vip, DVP_ITS); in sta2x11_vip_clear_register()
857 spin_unlock_irq(&vip->slock); in sta2x11_vip_clear_register()
859 static int sta2x11_vip_init_buffer(struct sta2x11_vip *vip) in sta2x11_vip_init_buffer() argument
863 err = dma_set_coherent_mask(&vip->pdev->dev, DMA_BIT_MASK(29)); in sta2x11_vip_init_buffer()
865 v4l2_err(&vip->v4l2_dev, "Cannot configure coherent mask"); in sta2x11_vip_init_buffer()
868 memset(&vip->vb_vidq, 0, sizeof(struct vb2_queue)); in sta2x11_vip_init_buffer()
869 vip->vb_vidq.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; in sta2x11_vip_init_buffer()
870 vip->vb_vidq.io_modes = VB2_MMAP | VB2_READ; in sta2x11_vip_init_buffer()
871 vip->vb_vidq.drv_priv = vip; in sta2x11_vip_init_buffer()
872 vip->vb_vidq.buf_struct_size = sizeof(struct vip_buffer); in sta2x11_vip_init_buffer()
873 vip->vb_vidq.ops = &vip_video_qops; in sta2x11_vip_init_buffer()
874 vip->vb_vidq.mem_ops = &vb2_dma_contig_memops; in sta2x11_vip_init_buffer()
875 vip->vb_vidq.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; in sta2x11_vip_init_buffer()
876 vip->vb_vidq.dev = &vip->pdev->dev; in sta2x11_vip_init_buffer()
877 vip->vb_vidq.lock = &vip->v4l_lock; in sta2x11_vip_init_buffer()
878 err = vb2_queue_init(&vip->vb_vidq); in sta2x11_vip_init_buffer()
881 INIT_LIST_HEAD(&vip->buffer_list); in sta2x11_vip_init_buffer()
882 spin_lock_init(&vip->lock); in sta2x11_vip_init_buffer()
886 static int sta2x11_vip_init_controls(struct sta2x11_vip *vip) in sta2x11_vip_init_controls() argument
892 v4l2_ctrl_handler_init(&vip->ctrl_hdl, 0); in sta2x11_vip_init_controls()
894 vip->v4l2_dev.ctrl_handler = &vip->ctrl_hdl; in sta2x11_vip_init_controls()
895 if (vip->ctrl_hdl.error) { in sta2x11_vip_init_controls()
896 int err = vip->ctrl_hdl.error; in sta2x11_vip_init_controls()
898 v4l2_ctrl_handler_free(&vip->ctrl_hdl); in sta2x11_vip_init_controls()
984 struct sta2x11_vip *vip; in sta2x11_vip_init_one() local
1033 vip = kzalloc(sizeof(struct sta2x11_vip), GFP_KERNEL); in sta2x11_vip_init_one()
1034 if (!vip) { in sta2x11_vip_init_one()
1038 vip->pdev = pdev; in sta2x11_vip_init_one()
1039 vip->std = V4L2_STD_PAL; in sta2x11_vip_init_one()
1040 vip->format = formats_50[0]; in sta2x11_vip_init_one()
1041 vip->config = config; in sta2x11_vip_init_one()
1042 mutex_init(&vip->v4l_lock); in sta2x11_vip_init_one()
1044 ret = sta2x11_vip_init_controls(vip); in sta2x11_vip_init_one()
1047 ret = v4l2_device_register(&pdev->dev, &vip->v4l2_dev); in sta2x11_vip_init_one()
1061 vip->iomem = pci_iomap(pdev, 0, 0x100); in sta2x11_vip_init_one()
1062 if (!vip->iomem) { in sta2x11_vip_init_one()
1070 ret = sta2x11_vip_init_buffer(vip); in sta2x11_vip_init_one()
1074 spin_lock_init(&vip->slock); in sta2x11_vip_init_one()
1078 IRQF_SHARED, KBUILD_MODNAME, vip); in sta2x11_vip_init_one()
1086 vip->video_dev = video_dev_template; in sta2x11_vip_init_one()
1087 vip->video_dev.v4l2_dev = &vip->v4l2_dev; in sta2x11_vip_init_one()
1088 vip->video_dev.queue = &vip->vb_vidq; in sta2x11_vip_init_one()
1089 vip->video_dev.lock = &vip->v4l_lock; in sta2x11_vip_init_one()
1090 video_set_drvdata(&vip->video_dev, vip); in sta2x11_vip_init_one()
1092 ret = video_register_device(&vip->video_dev, VFL_TYPE_GRABBER, -1); in sta2x11_vip_init_one()
1097 vip->adapter = i2c_get_adapter(vip->config->i2c_id); in sta2x11_vip_init_one()
1098 if (!vip->adapter) { in sta2x11_vip_init_one()
1104 vip->decoder = v4l2_i2c_new_subdev(&vip->v4l2_dev, vip->adapter, in sta2x11_vip_init_one()
1105 "adv7180", vip->config->i2c_addr, in sta2x11_vip_init_one()
1107 if (!vip->decoder) { in sta2x11_vip_init_one()
1113 i2c_put_adapter(vip->adapter); in sta2x11_vip_init_one()
1114 v4l2_subdev_call(vip->decoder, core, init, 0); in sta2x11_vip_init_one()
1116 sta2x11_vip_init_register(vip); in sta2x11_vip_init_one()
1122 video_set_drvdata(&vip->video_dev, NULL); in sta2x11_vip_init_one()
1124 video_unregister_device(&vip->video_dev); in sta2x11_vip_init_one()
1125 free_irq(pdev->irq, vip); in sta2x11_vip_init_one()
1129 vb2_queue_release(&vip->vb_vidq); in sta2x11_vip_init_one()
1130 pci_iounmap(pdev, vip->iomem); in sta2x11_vip_init_one()
1134 v4l2_device_unregister(&vip->v4l2_dev); in sta2x11_vip_init_one()
1136 kfree(vip); in sta2x11_vip_init_one()
1163 struct sta2x11_vip *vip = in sta2x11_vip_remove_one() local
1166 sta2x11_vip_clear_register(vip); in sta2x11_vip_remove_one()
1168 video_set_drvdata(&vip->video_dev, NULL); in sta2x11_vip_remove_one()
1169 video_unregister_device(&vip->video_dev); in sta2x11_vip_remove_one()
1170 free_irq(pdev->irq, vip); in sta2x11_vip_remove_one()
1172 vb2_queue_release(&vip->vb_vidq); in sta2x11_vip_remove_one()
1173 pci_iounmap(pdev, vip->iomem); in sta2x11_vip_remove_one()
1176 v4l2_device_unregister(&vip->v4l2_dev); in sta2x11_vip_remove_one()
1178 vip_gpio_release(&pdev->dev, vip->config->pwr_pin, in sta2x11_vip_remove_one()
1179 vip->config->pwr_name); in sta2x11_vip_remove_one()
1180 vip_gpio_release(&pdev->dev, vip->config->reset_pin, in sta2x11_vip_remove_one()
1181 vip->config->reset_name); in sta2x11_vip_remove_one()
1183 kfree(vip); in sta2x11_vip_remove_one()
1205 struct sta2x11_vip *vip = in sta2x11_vip_suspend() local
1210 spin_lock_irqsave(&vip->slock, flags); in sta2x11_vip_suspend()
1211 vip->register_save_area[0] = reg_read(vip, DVP_CTL); in sta2x11_vip_suspend()
1212 reg_write(vip, DVP_CTL, vip->register_save_area[0] & DVP_CTL_DIS); in sta2x11_vip_suspend()
1213 vip->register_save_area[SAVE_COUNT] = reg_read(vip, DVP_ITM); in sta2x11_vip_suspend()
1214 reg_write(vip, DVP_ITM, 0); in sta2x11_vip_suspend()
1216 vip->register_save_area[i] = reg_read(vip, 4 * i); in sta2x11_vip_suspend()
1218 vip->register_save_area[SAVE_COUNT + IRQ_COUNT + i] = in sta2x11_vip_suspend()
1219 reg_read(vip, registers_to_save[i]); in sta2x11_vip_suspend()
1220 spin_unlock_irqrestore(&vip->slock, flags); in sta2x11_vip_suspend()
1228 vip->disabled = 1; in sta2x11_vip_suspend()
1249 struct sta2x11_vip *vip = in sta2x11_vip_resume() local
1256 if (vip->disabled) { in sta2x11_vip_resume()
1262 vip->disabled = 0; in sta2x11_vip_resume()
1271 vip->disabled = 1; in sta2x11_vip_resume()
1277 spin_lock_irqsave(&vip->slock, flags); in sta2x11_vip_resume()
1279 reg_write(vip, 4 * i, vip->register_save_area[i]); in sta2x11_vip_resume()
1281 reg_write(vip, registers_to_save[i], in sta2x11_vip_resume()
1282 vip->register_save_area[SAVE_COUNT + IRQ_COUNT + i]); in sta2x11_vip_resume()
1283 reg_write(vip, DVP_CTL, vip->register_save_area[0]); in sta2x11_vip_resume()
1284 reg_write(vip, DVP_ITM, vip->register_save_area[SAVE_COUNT]); in sta2x11_vip_resume()
1285 spin_unlock_irqrestore(&vip->slock, flags); in sta2x11_vip_resume()