From dc50eab76b709d68175a358d6e23a5a3890764d3 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 18 May 2024 19:39:57 +0200 Subject: Merging upstream version 6.7.7. Signed-off-by: Daniel Baumann --- drivers/media/i2c/hi847.c | 57 ++--------------------------------------------- 1 file changed, 2 insertions(+), 55 deletions(-) (limited to 'drivers/media/i2c/hi847.c') diff --git a/drivers/media/i2c/hi847.c b/drivers/media/i2c/hi847.c index 32547d7a26..4075c38980 100644 --- a/drivers/media/i2c/hi847.c +++ b/drivers/media/i2c/hi847.c @@ -2184,9 +2184,6 @@ struct hi847 { /* To serialize asynchronus callbacks */ struct mutex mutex; - - /* Streaming on/off */ - bool streaming; }; static u64 to_pixel_rate(u32 f_index) @@ -2618,14 +2615,10 @@ static int hi847_set_stream(struct v4l2_subdev *sd, int enable) struct i2c_client *client = v4l2_get_subdevdata(sd); int ret = 0; - if (hi847->streaming == enable) - return 0; - mutex_lock(&hi847->mutex); if (enable) { - ret = pm_runtime_get_sync(&client->dev); - if (ret < 0) { - pm_runtime_put_noidle(&client->dev); + ret = pm_runtime_resume_and_get(&client->dev); + if (ret) { mutex_unlock(&hi847->mutex); return ret; } @@ -2641,49 +2634,8 @@ static int hi847_set_stream(struct v4l2_subdev *sd, int enable) pm_runtime_put(&client->dev); } - hi847->streaming = enable; - mutex_unlock(&hi847->mutex); - - return ret; -} - -static int __maybe_unused hi847_suspend(struct device *dev) -{ - struct i2c_client *client = to_i2c_client(dev); - struct v4l2_subdev *sd = i2c_get_clientdata(client); - struct hi847 *hi847 = to_hi847(sd); - - mutex_lock(&hi847->mutex); - if (hi847->streaming) - hi847_stop_streaming(hi847); - - mutex_unlock(&hi847->mutex); - - return 0; -} - -static int __maybe_unused hi847_resume(struct device *dev) -{ - struct i2c_client *client = to_i2c_client(dev); - struct v4l2_subdev *sd = i2c_get_clientdata(client); - struct hi847 *hi847 = to_hi847(sd); - int ret; - - mutex_lock(&hi847->mutex); - if (hi847->streaming) { - ret = hi847_start_streaming(hi847); - if (ret) - goto error; - } - mutex_unlock(&hi847->mutex); - return 0; - -error: - hi847_stop_streaming(hi847); - hi847->streaming = 0; - mutex_unlock(&hi847->mutex); return ret; } @@ -2980,10 +2932,6 @@ probe_error_v4l2_ctrl_handler_free: return ret; } -static const struct dev_pm_ops hi847_pm_ops = { - SET_SYSTEM_SLEEP_PM_OPS(hi847_suspend, hi847_resume) -}; - #ifdef CONFIG_ACPI static const struct acpi_device_id hi847_acpi_ids[] = { {"HYV0847"}, @@ -2996,7 +2944,6 @@ MODULE_DEVICE_TABLE(acpi, hi847_acpi_ids); static struct i2c_driver hi847_i2c_driver = { .driver = { .name = "hi847", - .pm = &hi847_pm_ops, .acpi_match_table = ACPI_PTR(hi847_acpi_ids), }, .probe = hi847_probe, -- cgit v1.2.3