Signed-off-by: Hans Verkuil <hverkuil@xxxxxxxxx>
---
drivers/media/video/ivtv/ivtv-driver.c | 1 +
drivers/media/video/ivtv/ivtv-driver.h | 1 +
drivers/media/video/ivtv/ivtv-gpio.c | 77 +++++++++++++++-----------------
3 files changed, 38 insertions(+), 41 deletions(-)
diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c
index 85aab0e..1232d92 100644
--- a/drivers/media/video/ivtv/ivtv-driver.c
+++ b/drivers/media/video/ivtv/ivtv-driver.c
@@ -1370,6 +1370,7 @@ static void ivtv_remove(struct pci_dev *pdev)
printk(KERN_INFO "ivtv: Removed %s\n", itv->card_name);
v4l2_device_unregister(&itv->v4l2_dev);
+ v4l2_ctrl_handler_free(&itv->hdl_gpio);
kfree(itv);
}
diff --git a/drivers/media/video/ivtv/ivtv-driver.h b/drivers/media/video/ivtv/ivtv-driver.h
index 584c8e0..ba6c2fc 100644
--- a/drivers/media/video/ivtv/ivtv-driver.h
+++ b/drivers/media/video/ivtv/ivtv-driver.h
@@ -629,6 +629,7 @@ struct ivtv {
struct v4l2_device v4l2_dev;
struct v4l2_subdev sd_gpio; /* GPIO sub-device */
+ struct v4l2_ctrl_handler hdl_gpio;
u16 instance;
/* High-level state info */
diff --git a/drivers/media/video/ivtv/ivtv-gpio.c b/drivers/media/video/ivtv/ivtv-gpio.c
index aede061..8f0d077 100644
--- a/drivers/media/video/ivtv/ivtv-gpio.c
+++ b/drivers/media/video/ivtv/ivtv-gpio.c
@@ -24,6 +24,7 @@
#include "ivtv-gpio.h"
#include "tuner-xc2028.h"
#include <media/tuner.h>
+#include <media/v4l2-ctrls.h>
/*
* GPIO assignment of Yuan MPG600/MPG160
@@ -149,16 +150,10 @@ static inline struct ivtv *sd_to_ivtv(struct v4l2_subdev *sd)
return container_of(sd, struct ivtv, sd_gpio);
}
-static struct v4l2_queryctrl gpio_ctrl_mute = {
- .id = V4L2_CID_AUDIO_MUTE,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- .name = "Mute",
- .minimum = 0,
- .maximum = 1,
- .step = 1,
- .default_value = 1,
- .flags = 0,
-};
+static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
+{
+ return &container_of(ctrl->handler, struct ivtv, hdl_gpio)->sd_gpio;
+}
static int subdev_s_clock_freq(struct v4l2_subdev *sd, u32 freq)
{
@@ -262,40 +257,24 @@ static int subdev_s_audio_routing(struct v4l2_subdev *sd,
return 0;
}
-static int subdev_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
+static int subdev_s_ctrl(struct v4l2_ctrl *ctrl)
{
+ struct v4l2_subdev *sd = to_sd(ctrl);
struct ivtv *itv = sd_to_ivtv(sd);
u16 mask, data;
- if (ctrl->id != V4L2_CID_AUDIO_MUTE)
- return -EINVAL;
- mask = itv->card->gpio_audio_mute.mask;
- data = itv->card->gpio_audio_mute.mute;
- ctrl->value = (read_reg(IVTV_REG_GPIO_OUT) & mask) == data;
- return 0;
-}
-
-static int subdev_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
-{
- struct ivtv *itv = sd_to_ivtv(sd);
- u16 mask, data;
-
- if (ctrl->id != V4L2_CID_AUDIO_MUTE)
- return -EINVAL;
- mask = itv->card->gpio_audio_mute.mask;
- data = ctrl->value ? itv->card->gpio_audio_mute.mute : 0;
- if (mask)
- write_reg((read_reg(IVTV_REG_GPIO_OUT) & ~mask) | (data & mask), IVTV_REG_GPIO_OUT);
- return 0;
+ switch (ctrl->id) {
+ case V4L2_CID_AUDIO_MUTE:
+ mask = itv->card->gpio_audio_mute.mask;
+ data = ctrl->val ? itv->card->gpio_audio_mute.mute : 0;
+ if (mask)
+ write_reg((read_reg(IVTV_REG_GPIO_OUT) & ~mask) |
+ (data & mask), IVTV_REG_GPIO_OUT);
+ return 0;
+ }
+ return -EINVAL;
}
-static int subdev_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
-{
- if (qc->id != V4L2_CID_AUDIO_MUTE)
- return -EINVAL;
- *qc = gpio_ctrl_mute;
- return 0;
-}
static int subdev_log_status(struct v4l2_subdev *sd)
{
@@ -304,6 +283,7 @@ static int subdev_log_status(struct v4l2_subdev *sd)
IVTV_INFO("GPIO status: DIR=0x%04x OUT=0x%04x IN=0x%04x\n",
read_reg(IVTV_REG_GPIO_DIR), read_reg(IVTV_REG_GPIO_OUT),
read_reg(IVTV_REG_GPIO_IN));
+ v4l2_ctrl_handler_log_status(&itv->hdl_gpio, sd->name);
return 0;
}
@@ -327,11 +307,19 @@ static int subdev_s_video_routing(struct v4l2_subdev *sd,
return 0;
}
+static const struct v4l2_ctrl_ops gpio_ctrl_ops = {
+ .s_ctrl = subdev_s_ctrl,
+};
+
static const struct v4l2_subdev_core_ops subdev_core_ops = {
.log_status = subdev_log_status,
- .g_ctrl = subdev_g_ctrl,
- .s_ctrl = subdev_s_ctrl,
- .queryctrl = subdev_queryctrl,
+ .g_ext_ctrls = v4l2_subdev_g_ext_ctrls,
+ .try_ext_ctrls = v4l2_subdev_try_ext_ctrls,
+ .s_ext_ctrls = v4l2_subdev_s_ext_ctrls,
+ .g_ctrl = v4l2_subdev_g_ctrl,
+ .s_ctrl = v4l2_subdev_s_ctrl,
+ .queryctrl = v4l2_subdev_queryctrl,
+ .querymenu = v4l2_subdev_querymenu,
};
static const struct v4l2_subdev_tuner_ops subdev_tuner_ops = {
@@ -375,5 +363,12 @@ int ivtv_gpio_init(struct ivtv *itv)
v4l2_subdev_init(&itv->sd_gpio, &subdev_ops);
snprintf(itv->sd_gpio.name, sizeof(itv->sd_gpio.name), "%s-gpio", itv->v4l2_dev.name);
itv->sd_gpio.grp_id = IVTV_HW_GPIO;
+ v4l2_ctrl_handler_init(&itv->hdl_gpio, 1);
+ v4l2_ctrl_new_std(&itv->hdl_gpio, &gpio_ctrl_ops,
+ V4L2_CID_AUDIO_MUTE, 0, 1, 1, 0);
+ if (itv->hdl_gpio.error)
+ return itv->hdl_gpio.error;
+ itv->sd_gpio.ctrl_handler = &itv->hdl_gpio;
+ v4l2_ctrl_handler_setup(&itv->hdl_gpio);
return v4l2_device_register_subdev(&itv->v4l2_dev, &itv->sd_gpio);
}
--
1.6.4.2
--
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