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()
404 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_querycap() local
409 pci_name(vip->pdev)); in vidioc_querycap()
429 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_s_std() local
436 v4l2_subdev_call(vip->decoder, video, querystd, &std); in vidioc_s_std()
441 if (vip->std != std) { in vidioc_s_std()
442 vip->std = std; in vidioc_s_std()
444 vip->format = formats_60[0]; in vidioc_s_std()
446 vip->format = formats_50[0]; in vidioc_s_std()
449 return v4l2_subdev_call(vip->decoder, video, s_std, std); in vidioc_s_std()
464 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_g_std() local
466 *std = vip->std; in vidioc_g_std()
482 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_querystd() local
484 return v4l2_subdev_call(vip->decoder, video, querystd, std); in vidioc_querystd()
514 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_s_input() local
519 ret = v4l2_subdev_call(vip->decoder, video, s_routing, i, 0, 0); in vidioc_s_input()
522 vip->input = i; in vidioc_s_input()
539 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_g_input() local
541 *i = vip->input; in vidioc_g_input()
586 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_try_fmt_vid_cap() local
590 v4l2_warn(&vip->v4l2_dev, "Invalid format, only UYVY supported\n"); in vidioc_try_fmt_vid_cap()
594 if (V4L2_STD_525_60 & vip->std) in vidioc_try_fmt_vid_cap()
644 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_s_fmt_vid_cap() local
652 if (vb2_is_busy(&vip->vb_vidq)) { in vidioc_s_fmt_vid_cap()
654 v4l2_err(&vip->v4l2_dev, "device busy\n"); in vidioc_s_fmt_vid_cap()
657 vip->format = f->fmt.pix; in vidioc_s_fmt_vid_cap()
658 switch (vip->format.field) { in vidioc_s_fmt_vid_cap()
660 t_stop = ((vip->format.height / 2 - 1) << 16) | in vidioc_s_fmt_vid_cap()
661 (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
663 pitch = 4 * vip->format.width; in vidioc_s_fmt_vid_cap()
666 t_stop = ((vip->format.height - 1) << 16) | in vidioc_s_fmt_vid_cap()
667 (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
668 b_stop = (0 << 16) | (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
669 pitch = 2 * vip->format.width; in vidioc_s_fmt_vid_cap()
672 t_stop = (0 << 16) | (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
673 b_stop = (vip->format.height << 16) | in vidioc_s_fmt_vid_cap()
674 (2 * vip->format.width - 1); in vidioc_s_fmt_vid_cap()
675 pitch = 2 * vip->format.width; in vidioc_s_fmt_vid_cap()
678 v4l2_err(&vip->v4l2_dev, "unknown field format\n"); in vidioc_s_fmt_vid_cap()
682 spin_lock_irq(&vip->slock); in vidioc_s_fmt_vid_cap()
684 reg_write(vip, DVP_TFO, 0); in vidioc_s_fmt_vid_cap()
686 reg_write(vip, DVP_BFO, 0); in vidioc_s_fmt_vid_cap()
688 reg_write(vip, DVP_TFS, t_stop); in vidioc_s_fmt_vid_cap()
690 reg_write(vip, DVP_BFS, b_stop); in vidioc_s_fmt_vid_cap()
692 reg_write(vip, DVP_VMP, pitch); in vidioc_s_fmt_vid_cap()
693 spin_unlock_irq(&vip->slock); in vidioc_s_fmt_vid_cap()
711 struct sta2x11_vip *vip = video_drvdata(file); in vidioc_g_fmt_vid_cap() local
713 f->fmt.pix = vip->format; in vidioc_g_fmt_vid_cap()
773 static irqreturn_t vip_irq(int irq, struct sta2x11_vip *vip) in vip_irq() argument
777 status = reg_read(vip, DVP_ITS); in vip_irq()
783 if (vip->overflow++ > 5) in vip_irq()
793 if ((++vip->tcount) < 2) in vip_irq()
796 vip->bcount++; in vip_irq()
800 if (vip->active) { /* Acquisition is over on this buffer */ in vip_irq()
802 reg_write(vip, DVP_CTL, reg_read(vip, DVP_CTL) & ~DVP_CTL_ENA); in vip_irq()
804 vip->active->vb.vb2_buf.timestamp = ktime_get_ns(); in vip_irq()
805 vip->active->vb.sequence = vip->sequence++; in vip_irq()
806 vb2_buffer_done(&vip->active->vb.vb2_buf, VB2_BUF_STATE_DONE); in vip_irq()
812 static void sta2x11_vip_init_register(struct sta2x11_vip *vip) in sta2x11_vip_init_register() argument
815 spin_lock_irq(&vip->slock); in sta2x11_vip_init_register()
817 reg_read(vip, DVP_ITS); in sta2x11_vip_init_register()
819 reg_write(vip, DVP_HLFLN, DVP_HLFLN_SD); in sta2x11_vip_init_register()
821 reg_write(vip, DVP_CTL, DVP_CTL_RST); in sta2x11_vip_init_register()
823 reg_write(vip, DVP_CTL, 0); in sta2x11_vip_init_register()
824 spin_unlock_irq(&vip->slock); in sta2x11_vip_init_register()
826 static void sta2x11_vip_clear_register(struct sta2x11_vip *vip) in sta2x11_vip_clear_register() argument
828 spin_lock_irq(&vip->slock); in sta2x11_vip_clear_register()
830 reg_write(vip, DVP_ITM, 0); in sta2x11_vip_clear_register()
832 reg_write(vip, DVP_CTL, DVP_CTL_RST); in sta2x11_vip_clear_register()
834 reg_write(vip, DVP_CTL, 0); in sta2x11_vip_clear_register()
836 reg_read(vip, DVP_ITS); in sta2x11_vip_clear_register()
837 spin_unlock_irq(&vip->slock); in sta2x11_vip_clear_register()
839 static int sta2x11_vip_init_buffer(struct sta2x11_vip *vip) in sta2x11_vip_init_buffer() argument
843 err = dma_set_coherent_mask(&vip->pdev->dev, DMA_BIT_MASK(29)); in sta2x11_vip_init_buffer()
845 v4l2_err(&vip->v4l2_dev, "Cannot configure coherent mask"); in sta2x11_vip_init_buffer()
848 memset(&vip->vb_vidq, 0, sizeof(struct vb2_queue)); in sta2x11_vip_init_buffer()
849 vip->vb_vidq.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; in sta2x11_vip_init_buffer()
850 vip->vb_vidq.io_modes = VB2_MMAP | VB2_READ; in sta2x11_vip_init_buffer()
851 vip->vb_vidq.drv_priv = vip; in sta2x11_vip_init_buffer()
852 vip->vb_vidq.buf_struct_size = sizeof(struct vip_buffer); in sta2x11_vip_init_buffer()
853 vip->vb_vidq.ops = &vip_video_qops; in sta2x11_vip_init_buffer()
854 vip->vb_vidq.mem_ops = &vb2_dma_contig_memops; in sta2x11_vip_init_buffer()
855 vip->vb_vidq.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; in sta2x11_vip_init_buffer()
856 vip->vb_vidq.dev = &vip->pdev->dev; in sta2x11_vip_init_buffer()
857 vip->vb_vidq.lock = &vip->v4l_lock; in sta2x11_vip_init_buffer()
858 err = vb2_queue_init(&vip->vb_vidq); in sta2x11_vip_init_buffer()
861 INIT_LIST_HEAD(&vip->buffer_list); in sta2x11_vip_init_buffer()
862 spin_lock_init(&vip->lock); in sta2x11_vip_init_buffer()
866 static int sta2x11_vip_init_controls(struct sta2x11_vip *vip) in sta2x11_vip_init_controls() argument
872 v4l2_ctrl_handler_init(&vip->ctrl_hdl, 0); in sta2x11_vip_init_controls()
874 vip->v4l2_dev.ctrl_handler = &vip->ctrl_hdl; in sta2x11_vip_init_controls()
875 if (vip->ctrl_hdl.error) { in sta2x11_vip_init_controls()
876 int err = vip->ctrl_hdl.error; in sta2x11_vip_init_controls()
878 v4l2_ctrl_handler_free(&vip->ctrl_hdl); in sta2x11_vip_init_controls()
964 struct sta2x11_vip *vip; in sta2x11_vip_init_one() local
1013 vip = kzalloc(sizeof(struct sta2x11_vip), GFP_KERNEL); in sta2x11_vip_init_one()
1014 if (!vip) { in sta2x11_vip_init_one()
1018 vip->pdev = pdev; in sta2x11_vip_init_one()
1019 vip->std = V4L2_STD_PAL; in sta2x11_vip_init_one()
1020 vip->format = formats_50[0]; in sta2x11_vip_init_one()
1021 vip->config = config; in sta2x11_vip_init_one()
1022 mutex_init(&vip->v4l_lock); in sta2x11_vip_init_one()
1024 ret = sta2x11_vip_init_controls(vip); in sta2x11_vip_init_one()
1027 ret = v4l2_device_register(&pdev->dev, &vip->v4l2_dev); in sta2x11_vip_init_one()
1041 vip->iomem = pci_iomap(pdev, 0, 0x100); in sta2x11_vip_init_one()
1042 if (!vip->iomem) { in sta2x11_vip_init_one()
1050 ret = sta2x11_vip_init_buffer(vip); in sta2x11_vip_init_one()
1054 spin_lock_init(&vip->slock); in sta2x11_vip_init_one()
1058 IRQF_SHARED, KBUILD_MODNAME, vip); in sta2x11_vip_init_one()
1066 vip->video_dev = video_dev_template; in sta2x11_vip_init_one()
1067 vip->video_dev.v4l2_dev = &vip->v4l2_dev; in sta2x11_vip_init_one()
1068 vip->video_dev.queue = &vip->vb_vidq; in sta2x11_vip_init_one()
1069 vip->video_dev.lock = &vip->v4l_lock; in sta2x11_vip_init_one()
1070 video_set_drvdata(&vip->video_dev, vip); in sta2x11_vip_init_one()
1072 ret = video_register_device(&vip->video_dev, VFL_TYPE_VIDEO, -1); in sta2x11_vip_init_one()
1077 vip->adapter = i2c_get_adapter(vip->config->i2c_id); in sta2x11_vip_init_one()
1078 if (!vip->adapter) { in sta2x11_vip_init_one()
1084 vip->decoder = v4l2_i2c_new_subdev(&vip->v4l2_dev, vip->adapter, in sta2x11_vip_init_one()
1085 "adv7180", vip->config->i2c_addr, in sta2x11_vip_init_one()
1087 if (!vip->decoder) { in sta2x11_vip_init_one()
1093 i2c_put_adapter(vip->adapter); in sta2x11_vip_init_one()
1094 v4l2_subdev_call(vip->decoder, core, init, 0); in sta2x11_vip_init_one()
1096 sta2x11_vip_init_register(vip); in sta2x11_vip_init_one()
1102 video_set_drvdata(&vip->video_dev, NULL); in sta2x11_vip_init_one()
1104 vb2_video_unregister_device(&vip->video_dev); in sta2x11_vip_init_one()
1105 free_irq(pdev->irq, vip); in sta2x11_vip_init_one()
1109 pci_iounmap(pdev, vip->iomem); in sta2x11_vip_init_one()
1113 v4l2_device_unregister(&vip->v4l2_dev); in sta2x11_vip_init_one()
1115 kfree(vip); in sta2x11_vip_init_one()
1142 struct sta2x11_vip *vip = in sta2x11_vip_remove_one() local
1145 sta2x11_vip_clear_register(vip); in sta2x11_vip_remove_one()
1147 video_set_drvdata(&vip->video_dev, NULL); in sta2x11_vip_remove_one()
1148 vb2_video_unregister_device(&vip->video_dev); in sta2x11_vip_remove_one()
1149 free_irq(pdev->irq, vip); in sta2x11_vip_remove_one()
1151 pci_iounmap(pdev, vip->iomem); in sta2x11_vip_remove_one()
1154 v4l2_device_unregister(&vip->v4l2_dev); in sta2x11_vip_remove_one()
1156 vip_gpio_release(&pdev->dev, vip->config->pwr_pin, in sta2x11_vip_remove_one()
1157 vip->config->pwr_name); in sta2x11_vip_remove_one()
1158 vip_gpio_release(&pdev->dev, vip->config->reset_pin, in sta2x11_vip_remove_one()
1159 vip->config->reset_name); in sta2x11_vip_remove_one()
1161 kfree(vip); in sta2x11_vip_remove_one()
1180 struct sta2x11_vip *vip = in sta2x11_vip_suspend() local
1185 spin_lock_irqsave(&vip->slock, flags); in sta2x11_vip_suspend()
1186 vip->register_save_area[0] = reg_read(vip, DVP_CTL); in sta2x11_vip_suspend()
1187 reg_write(vip, DVP_CTL, vip->register_save_area[0] & DVP_CTL_DIS); in sta2x11_vip_suspend()
1188 vip->register_save_area[SAVE_COUNT] = reg_read(vip, DVP_ITM); in sta2x11_vip_suspend()
1189 reg_write(vip, DVP_ITM, 0); in sta2x11_vip_suspend()
1191 vip->register_save_area[i] = reg_read(vip, 4 * i); in sta2x11_vip_suspend()
1193 vip->register_save_area[SAVE_COUNT + IRQ_COUNT + i] = in sta2x11_vip_suspend()
1194 reg_read(vip, registers_to_save[i]); in sta2x11_vip_suspend()
1195 spin_unlock_irqrestore(&vip->slock, flags); in sta2x11_vip_suspend()
1197 vip->disabled = 1; in sta2x11_vip_suspend()
1214 struct sta2x11_vip *vip = in sta2x11_vip_resume() local
1221 vip->disabled = 0; in sta2x11_vip_resume()
1223 spin_lock_irqsave(&vip->slock, flags); in sta2x11_vip_resume()
1225 reg_write(vip, 4 * i, vip->register_save_area[i]); in sta2x11_vip_resume()
1227 reg_write(vip, registers_to_save[i], in sta2x11_vip_resume()
1228 vip->register_save_area[SAVE_COUNT + IRQ_COUNT + i]); in sta2x11_vip_resume()
1229 reg_write(vip, DVP_CTL, vip->register_save_area[0]); in sta2x11_vip_resume()
1230 reg_write(vip, DVP_ITM, vip->register_save_area[SAVE_COUNT]); in sta2x11_vip_resume()
1231 spin_unlock_irqrestore(&vip->slock, flags); in sta2x11_vip_resume()