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6918ea2484
Update the 3.10 rasperry patches by rebasing raspberry/rpi-3.10-y against linux-stable/v3.10.49. Signed-off-by: Florian Fainelli <florian@openwrt.org> SVN-Revision: 42678
118 lines
3.8 KiB
Diff
118 lines
3.8 KiB
Diff
From 7158cb41bff61dc6e3aee5b243ba0d6fbafe35bc Mon Sep 17 00:00:00 2001
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From: Dave Stevenson <dsteve@broadcom.com>
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Date: Mon, 9 Dec 2013 16:40:24 +0000
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Subject: [PATCH 135/196] V4L2: Add flicker avoidance controls
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Add support for V4L2_CID_POWER_LINE_FREQUENCY to set flicker
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avoidance frequencies.
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Signed-off-by: Dave Stevenson <dsteve@broadcom.com>
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---
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drivers/media/platform/bcm2835/bcm2835-camera.h | 2 +-
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drivers/media/platform/bcm2835/controls.c | 42 ++++++++++++++++++++++++
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drivers/media/platform/bcm2835/mmal-parameters.h | 8 +++++
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3 files changed, 51 insertions(+), 1 deletion(-)
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diff --git a/drivers/media/platform/bcm2835/bcm2835-camera.h b/drivers/media/platform/bcm2835/bcm2835-camera.h
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index 5640492..a53c3bd 100644
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--- a/drivers/media/platform/bcm2835/bcm2835-camera.h
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+++ b/drivers/media/platform/bcm2835/bcm2835-camera.h
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@@ -15,7 +15,7 @@
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* core driver device
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*/
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-#define V4L2_CTRL_COUNT 19 /* number of v4l controls */
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+#define V4L2_CTRL_COUNT 20 /* number of v4l controls */
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enum {
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MMAL_COMPONENT_CAMERA = 0,
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diff --git a/drivers/media/platform/bcm2835/controls.c b/drivers/media/platform/bcm2835/controls.c
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index 92863f7..7cc97c8 100644
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--- a/drivers/media/platform/bcm2835/controls.c
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+++ b/drivers/media/platform/bcm2835/controls.c
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@@ -56,6 +56,13 @@ static const s64 iso_qmenu[] = {
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0, 100, 200, 400, 800,
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};
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+static const s64 mains_freq_qmenu[] = {
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+ V4L2_CID_POWER_LINE_FREQUENCY_DISABLED,
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+ V4L2_CID_POWER_LINE_FREQUENCY_50HZ,
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+ V4L2_CID_POWER_LINE_FREQUENCY_60HZ,
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+ V4L2_CID_POWER_LINE_FREQUENCY_AUTO
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+};
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+
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/* Supported video encode modes */
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static const s64 bitrate_mode_qmenu[] = {
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(s64)V4L2_MPEG_VIDEO_BITRATE_MODE_VBR,
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@@ -373,6 +380,35 @@ static int ctrl_set_metering_mode(struct bm2835_mmal_dev *dev,
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&u32_value, sizeof(u32_value));
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}
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+static int ctrl_set_flicker_avoidance(struct bm2835_mmal_dev *dev,
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+ struct v4l2_ctrl *ctrl,
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+ const struct bm2835_mmal_v4l2_ctrl *mmal_ctrl)
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+{
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+ u32 u32_value;
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+ struct vchiq_mmal_port *control;
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+
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+ control = &dev->component[MMAL_COMPONENT_CAMERA]->control;
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+
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+ switch (ctrl->val) {
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+ case V4L2_CID_POWER_LINE_FREQUENCY_DISABLED:
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+ u32_value = MMAL_PARAM_FLICKERAVOID_OFF;
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+ break;
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+ case V4L2_CID_POWER_LINE_FREQUENCY_50HZ:
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+ u32_value = MMAL_PARAM_FLICKERAVOID_50HZ;
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+ break;
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+ case V4L2_CID_POWER_LINE_FREQUENCY_60HZ:
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+ u32_value = MMAL_PARAM_FLICKERAVOID_60HZ;
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+ break;
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+ case V4L2_CID_POWER_LINE_FREQUENCY_AUTO:
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+ u32_value = MMAL_PARAM_FLICKERAVOID_AUTO;
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+ break;
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+ }
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+
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+ return vchiq_mmal_port_parameter_set(dev->instance, control,
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+ mmal_ctrl->mmal_id,
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+ &u32_value, sizeof(u32_value));
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+}
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+
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static int ctrl_set_awb_mode(struct bm2835_mmal_dev *dev,
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struct v4l2_ctrl *ctrl,
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const struct bm2835_mmal_v4l2_ctrl *mmal_ctrl)
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@@ -706,6 +742,12 @@ static const struct bm2835_mmal_v4l2_ctrl v4l2_ctrls[V4L2_CTRL_COUNT] = {
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30, 1, NULL,
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MMAL_PARAMETER_JPEG_Q_FACTOR, &ctrl_set_image_encode_output
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},
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+ {
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+ V4L2_CID_POWER_LINE_FREQUENCY, MMAL_CONTROL_TYPE_STD_MENU,
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+ 0, ARRAY_SIZE(mains_freq_qmenu) - 1,
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+ 1, 1, NULL,
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+ MMAL_PARAMETER_FLICKER_AVOID, &ctrl_set_flicker_avoidance
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+ },
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};
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int bm2835_mmal_set_all_camera_controls(struct bm2835_mmal_dev *dev)
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diff --git a/drivers/media/platform/bcm2835/mmal-parameters.h b/drivers/media/platform/bcm2835/mmal-parameters.h
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index d8aace5..b3d2c39 100644
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--- a/drivers/media/platform/bcm2835/mmal-parameters.h
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+++ b/drivers/media/platform/bcm2835/mmal-parameters.h
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@@ -271,6 +271,14 @@ enum mmal_parameter_imagefx {
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MMAL_PARAM_IMAGEFX_CARTOON,
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};
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+enum MMAL_PARAM_FLICKERAVOID_T {
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+ MMAL_PARAM_FLICKERAVOID_OFF,
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+ MMAL_PARAM_FLICKERAVOID_AUTO,
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+ MMAL_PARAM_FLICKERAVOID_50HZ,
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+ MMAL_PARAM_FLICKERAVOID_60HZ,
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+ MMAL_PARAM_FLICKERAVOID_MAX = 0x7FFFFFFF
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+};
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+
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/** Manner of video rate control */
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enum mmal_parameter_rate_control_mode {
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MMAL_VIDEO_RATECONTROL_DEFAULT,
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--
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1.9.1
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