When probed from device tree, the i2c client driver can handle the interrupt
on its own.
Signed-off-by: Philipp Zabel <p.za...@pengutronix.de>
---
drivers/media/i2c/tc358743.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c
index 02c60b3..4a889d4 100644
--- a/drivers/media/i2c/tc358743.c
+++ b/drivers/media/i2c/tc358743.c
@@ -32,6 +32,7 @@
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/gpio/consumer.h>
+#include <linux/interrupt.h>
#include <linux/videodev2.h>
#include <linux/workqueue.h>
#include <linux/v4l2-dv-timings.h>
@@ -1306,6 +1307,16 @@ static int tc358743_isr(struct v4l2_subdev *sd, u32
status, bool *handled)
return 0;
}
+static irqreturn_t tc358743_irq_handler(int irq, void *dev_id)
+{
+ struct tc358743_state *state = dev_id;
+ bool handled;
+
+ tc358743_isr(&state->sd, 0, &handled);
+
+ return handled ? IRQ_HANDLED : IRQ_NONE;
+}
+
/* --------------- VIDEO OPS --------------- */
static int tc358743_g_input_status(struct v4l2_subdev *sd, u32 *status)
@@ -1874,6 +1885,17 @@ static int tc358743_probe(struct i2c_client *client,
tc358743_set_csi_color_space(sd);
tc358743_init_interrupts(sd);
+
+ if (state->i2c_client->irq) {
+ err = devm_request_threaded_irq(&client->dev,
+ state->i2c_client->irq,
+ NULL, tc358743_irq_handler,
+ IRQF_TRIGGER_HIGH |
IRQF_ONESHOT,
+ "tc358743", state);
+ if (err)
+ goto err_work_queues;
+ }
+
tc358743_enable_interrupts(sd, tx_5v_power_present(sd));
i2c_wr16(sd, INTMASK, ~(MASK_HDMI_MSK | MASK_CSI_MSK) & 0xffff);
--
2.1.4
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