From 8669d8474a58268295414b9f78a41659698bdb87 Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Mon, 14 Oct 2019 09:01:05 -0300 Subject: [PATCH] media: v4l2-dev: disable frequency and tuner ioctls for touch Touch devices have obviously no tuner, so don't attempt to enable those ioctls for such devices. Signed-off-by: Hans Verkuil Acked-by: Laurent Pinchart Signed-off-by: Mauro Carvalho Chehab --- drivers/media/v4l2-core/v4l2-dev.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/media/v4l2-core/v4l2-dev.c b/drivers/media/v4l2-core/v4l2-dev.c index cec588b04711..da42d172714a 100644 --- a/drivers/media/v4l2-core/v4l2-dev.c +++ b/drivers/media/v4l2-core/v4l2-dev.c @@ -581,8 +581,10 @@ static void determine_valid_ioctls(struct video_device *vdev) set_bit(_IOC_NR(VIDIOC_TRY_EXT_CTRLS), valid_ioctls); if (vdev->ctrl_handler || ops->vidioc_querymenu) set_bit(_IOC_NR(VIDIOC_QUERYMENU), valid_ioctls); - SET_VALID_IOCTL(ops, VIDIOC_G_FREQUENCY, vidioc_g_frequency); - SET_VALID_IOCTL(ops, VIDIOC_S_FREQUENCY, vidioc_s_frequency); + if (!is_tch) { + SET_VALID_IOCTL(ops, VIDIOC_G_FREQUENCY, vidioc_g_frequency); + SET_VALID_IOCTL(ops, VIDIOC_S_FREQUENCY, vidioc_s_frequency); + } SET_VALID_IOCTL(ops, VIDIOC_LOG_STATUS, vidioc_log_status); #ifdef CONFIG_VIDEO_ADV_DEBUG set_bit(_IOC_NR(VIDIOC_DBG_G_CHIP_INFO), valid_ioctls); @@ -754,7 +756,7 @@ static void determine_valid_ioctls(struct video_device *vdev) SET_VALID_IOCTL(ops, VIDIOC_G_MODULATOR, vidioc_g_modulator); SET_VALID_IOCTL(ops, VIDIOC_S_MODULATOR, vidioc_s_modulator); } - if (is_rx) { + if (is_rx && !is_tch) { /* receiver only ioctls */ SET_VALID_IOCTL(ops, VIDIOC_G_TUNER, vidioc_g_tuner); SET_VALID_IOCTL(ops, VIDIOC_S_TUNER, vidioc_s_tuner);