diff --git a/drivers/media/test-drivers/vivid/vivid-core.c b/drivers/media/test-drivers/vivid/vivid-core.c index 0273bc9863b0..4a9d9b30aa42 100644 --- a/drivers/media/test-drivers/vivid/vivid-core.c +++ b/drivers/media/test-drivers/vivid/vivid-core.c @@ -218,7 +218,7 @@ static const u8 vivid_hdmi_edid[256] = { 0x5e, 0x5d, 0x10, 0x1f, 0x04, 0x13, 0x22, 0x21, 0x20, 0x05, 0x14, 0x02, 0x11, 0x01, 0x23, 0x09, 0x07, 0x07, 0x83, 0x01, 0x00, 0x00, 0x6d, 0x03, - 0x0c, 0x00, 0x10, 0x00, 0x00, 0x3c, 0x21, 0x00, + 0x0c, 0x00, 0x00, 0x00, 0x00, 0x3c, 0x21, 0x00, 0x60, 0x01, 0x02, 0x03, 0x67, 0xd8, 0x5d, 0xc4, 0x01, 0x78, 0x00, 0x00, 0xe2, 0x00, 0xca, 0xe3, 0x05, 0x00, 0x00, 0xe3, 0x06, 0x01, 0x00, 0x4d, @@ -229,7 +229,7 @@ static const u8 vivid_hdmi_edid[256] = { 0x00, 0x00, 0x1a, 0x1a, 0x1d, 0x00, 0x80, 0x51, 0xd0, 0x1c, 0x20, 0x40, 0x80, 0x35, 0x00, 0xc0, 0x1c, 0x32, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x82, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x92, }; static int vidioc_querycap(struct file *file, void *priv, diff --git a/drivers/media/test-drivers/vivid/vivid-vid-common.c b/drivers/media/test-drivers/vivid/vivid-vid-common.c index 38d788b5cf19..a3e8eb90f11b 100644 --- a/drivers/media/test-drivers/vivid/vivid-vid-common.c +++ b/drivers/media/test-drivers/vivid/vivid-vid-common.c @@ -1038,6 +1038,7 @@ int vidioc_g_edid(struct file *file, void *_fh, struct vivid_dev *dev = video_drvdata(file); 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) { @@ -1068,8 +1069,25 @@ int vidioc_g_edid(struct file *file, void *_fh, 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); + + loc = cec_get_edid_spa_location(dev->edid, dev->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; }