Re: [PATCH v2 1/7] [media] rc-main: assign driver type during allocation
From: Sean Young
Date: Thu Sep 01 2016 - 17:24:29 EST
On Fri, Sep 02, 2016 at 02:16:23AM +0900, Andi Shyti wrote:
> The driver type can be assigned immediately when an RC device
> requests to the framework to allocate the device.
>
> This is an 'enum rc_driver_type' data type and specifies whether
> the device is a raw receiver or scancode receiver. The type will
> be given as parameter to the rc_allocate_device device.
>
> Change accordingly all the drivers calling rc_allocate_device()
> so that the device type is specified during the rc device
> allocation. Whenever the device type is not specified, it will be
> set as RC_DRIVER_SCANCODE which was the default '0' value.
>
> Suggested-by: Sean Young <sean@xxxxxxxx>
> Signed-off-by: Andi Shyti <andi.shyti@xxxxxxxxxxx>
> ---
...
> diff --git a/drivers/media/pci/cx88/cx88-input.c b/drivers/media/pci/cx88/cx88-input.c
> index 3f1342c..e52bf69 100644
> --- a/drivers/media/pci/cx88/cx88-input.c
> +++ b/drivers/media/pci/cx88/cx88-input.c
> @@ -271,7 +271,7 @@ int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci)
> */
>
> ir = kzalloc(sizeof(*ir), GFP_KERNEL);
> - dev = rc_allocate_device();
> + dev = rc_allocate_device(RC_DRIVER_IR_RAW);
> if (!ir || !dev)
> goto err_out_free;
>
If ir->sampling = 0 then it should be RC_DRIVER_SCANCODE.
> @@ -481,7 +481,6 @@ int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci)
> dev->scancode_mask = hardware_mask;
>
> if (ir->sampling) {
> - dev->driver_type = RC_DRIVER_IR_RAW;
> dev->timeout = 10 * 1000 * 1000; /* 10 ms */
> } else {
> dev->driver_type = RC_DRIVER_SCANCODE;
That assignment shouldn't really be there any more.
> diff --git a/drivers/media/pci/saa7134/saa7134-input.c b/drivers/media/pci/saa7134/saa7134-input.c
> index c8042c3..e9d4a47 100644
> --- a/drivers/media/pci/saa7134/saa7134-input.c
> +++ b/drivers/media/pci/saa7134/saa7134-input.c
> @@ -849,7 +849,7 @@ int saa7134_input_init1(struct saa7134_dev *dev)
> }
>
> ir = kzalloc(sizeof(*ir), GFP_KERNEL);
> - rc = rc_allocate_device();
> + rc = rc_allocate_device(RC_DRIVER_SCANCODE);
> if (!ir || !rc) {
> err = -ENOMEM;
> goto err_out_free;
This is not correct, I'm afraid. If you look at the code you can see that
if raw_decode is true, then it should be RC_DRIVER_IR_RAW.
Sean