diff options
Diffstat (limited to 'drivers/media/test-drivers/vivid/vivid-vid-common.c')
| -rw-r--r-- | drivers/media/test-drivers/vivid/vivid-vid-common.c | 134 |
1 files changed, 98 insertions, 36 deletions
diff --git a/drivers/media/test-drivers/vivid/vivid-vid-common.c b/drivers/media/test-drivers/vivid/vivid-vid-common.c index 38d788b5cf19..df7678db67fb 100644 --- a/drivers/media/test-drivers/vivid/vivid-vid-common.c +++ b/drivers/media/test-drivers/vivid/vivid-vid-common.c @@ -769,14 +769,55 @@ const struct vivid_fmt *vivid_get_format(struct vivid_dev *dev, u32 pixelformat) return NULL; } +struct vivid_dev *vivid_output_is_connected_to(struct vivid_dev *dev) +{ + struct vivid_dev *input_inst = dev->output_to_input_instance[dev->output]; + + if (!input_inst) + return NULL; + if (input_inst->input != dev->output_to_input_index[dev->output]) + return NULL; + return input_inst; +} + +struct vivid_dev *vivid_input_is_connected_to(struct vivid_dev *dev) +{ + s32 connected_output = dev->input_is_connected_to_output[dev->input]; + + if (connected_output < FIXED_MENU_ITEMS) + return NULL; + struct vivid_dev *output_inst = NULL; + + if (vivid_is_hdmi_cap(dev)) { + output_inst = vivid_ctrl_hdmi_to_output_instance[connected_output]; + if (vivid_ctrl_hdmi_to_output_index[connected_output] != output_inst->output) + return NULL; + return output_inst; + } else if (vivid_is_svid_cap(dev)) { + output_inst = vivid_ctrl_svid_to_output_instance[connected_output]; + if (vivid_ctrl_svid_to_output_index[connected_output] != output_inst->output) + return NULL; + return output_inst; + } else { + return NULL; + } + return output_inst; +} + bool vivid_vid_can_loop(struct vivid_dev *dev) { - if (dev->src_rect.width != dev->sink_rect.width || - dev->src_rect.height != dev->sink_rect.height) + struct vivid_dev *output_inst = vivid_input_is_connected_to(dev); + + if (!output_inst) return false; - if (dev->fmt_cap->fourcc != dev->fmt_out->fourcc) + if (!vb2_is_streaming(&output_inst->vb_vid_out_q)) return false; - if (dev->field_cap != dev->field_out) + if (dev->src_rect.width != output_inst->sink_rect.width || + dev->src_rect.height != output_inst->sink_rect.height) + return false; + if (dev->fmt_cap->fourcc != output_inst->fmt_out->fourcc) + return false; + if (dev->field_cap != output_inst->field_out) return false; /* * While this can be supported, it is just too much work @@ -785,34 +826,34 @@ bool vivid_vid_can_loop(struct vivid_dev *dev) if (dev->field_cap == V4L2_FIELD_SEQ_TB || dev->field_cap == V4L2_FIELD_SEQ_BT) return false; - if (vivid_is_svid_cap(dev) && vivid_is_svid_out(dev)) { - if (!(dev->std_cap[dev->input] & V4L2_STD_525_60) != - !(dev->std_out & V4L2_STD_525_60)) - return false; + if (vivid_is_hdmi_cap(dev)) return true; - } - if (vivid_is_hdmi_cap(dev) && vivid_is_hdmi_out(dev)) - return true; - return false; + if (!(dev->std_cap[dev->input] & V4L2_STD_525_60) != + !(output_inst->std_out & V4L2_STD_525_60)) + return false; + return true; } -void vivid_send_source_change(struct vivid_dev *dev, unsigned type) +void vivid_send_input_source_change(struct vivid_dev *dev, unsigned int input_index) { struct v4l2_event ev = { .type = V4L2_EVENT_SOURCE_CHANGE, .u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION, }; - unsigned i; + ev.id = input_index; - for (i = 0; i < dev->num_inputs; i++) { - ev.id = i; - if (dev->input_type[i] == type) { - if (video_is_registered(&dev->vid_cap_dev) && dev->has_vid_cap) - v4l2_event_queue(&dev->vid_cap_dev, &ev); - if (video_is_registered(&dev->vbi_cap_dev) && dev->has_vbi_cap) - v4l2_event_queue(&dev->vbi_cap_dev, &ev); - } - } + if (video_is_registered(&dev->vid_cap_dev) && dev->has_vid_cap) + v4l2_event_queue(&dev->vid_cap_dev, &ev); + if (dev->input_type[input_index] == TV || dev->input_type[input_index] == SVID) + if (video_is_registered(&dev->vbi_cap_dev) && dev->has_vbi_cap) + v4l2_event_queue(&dev->vbi_cap_dev, &ev); +} + +void vivid_send_source_change(struct vivid_dev *dev, unsigned int type) +{ + for (int i = 0; i < dev->num_inputs; i++) + if (dev->input_type[i] == type) + vivid_send_input_source_change(dev, i); } /* @@ -1036,8 +1077,10 @@ int vidioc_g_edid(struct file *file, void *_fh, struct v4l2_edid *edid) { struct vivid_dev *dev = video_drvdata(file); + struct vivid_dev *dev_rx = dev; struct video_device *vdev = video_devdata(file); struct cec_adapter *adap; + unsigned int loc; memset(edid->reserved, 0, sizeof(edid->reserved)); if (vdev->vfl_dir == VFL_DIR_RX) { @@ -1047,29 +1090,48 @@ int vidioc_g_edid(struct file *file, void *_fh, return -EINVAL; adap = dev->cec_rx_adap; } else { - unsigned int bus_idx; - if (edid->pad >= dev->num_outputs) return -EINVAL; if (dev->output_type[edid->pad] != HDMI) return -EINVAL; - if (!dev->display_present[edid->pad]) + dev_rx = dev->output_to_input_instance[edid->pad]; + if (!dev_rx) return -ENODATA; - bus_idx = dev->cec_output2bus_map[edid->pad]; - adap = dev->cec_tx_adap[bus_idx]; + + unsigned int hdmi_output = dev->output_to_iface_index[edid->pad]; + + adap = dev->cec_tx_adap[hdmi_output]; } if (edid->start_block == 0 && edid->blocks == 0) { - edid->blocks = dev->edid_blocks; + edid->blocks = dev_rx->edid_blocks; return 0; } - if (dev->edid_blocks == 0) + if (dev_rx->edid_blocks == 0) return -ENODATA; - if (edid->start_block >= dev->edid_blocks) + if (edid->start_block >= dev_rx->edid_blocks) return -EINVAL; - if (edid->blocks > dev->edid_blocks - edid->start_block) - edid->blocks = dev->edid_blocks - edid->start_block; - if (adap) - v4l2_set_edid_phys_addr(dev->edid, dev->edid_blocks * 128, adap->phys_addr); - memcpy(edid->edid, dev->edid + edid->start_block * 128, edid->blocks * 128); + if (edid->blocks > dev_rx->edid_blocks - edid->start_block) + edid->blocks = dev_rx->edid_blocks - edid->start_block; + + memcpy(edid->edid, dev_rx->edid + edid->start_block * 128, edid->blocks * 128); + + loc = cec_get_edid_spa_location(dev_rx->edid, + dev_rx->edid_blocks * 128); + if (vdev->vfl_dir == VFL_DIR_TX && adap && loc && + loc >= edid->start_block * 128 && + loc < (edid->start_block + edid->blocks) * 128) { + unsigned int i; + u8 sum = 0; + + loc -= edid->start_block * 128; + edid->edid[loc] = adap->phys_addr >> 8; + edid->edid[loc + 1] = adap->phys_addr & 0xff; + loc &= ~0x7f; + + /* update the checksum */ + for (i = loc; i < loc + 127; i++) + sum += edid->edid[i]; + edid->edid[i] = 256 - sum; + } return 0; } |