Hi Dmitry,
On Tue, Jan 23, 2018 at 10:52:36AM -0800, Dmitry Torokhov wrote:
> When attempting enter factory mode on firmware that does not support it,
> we'd error out, but leave the device with interrupts disabled, and thus
> touch not working. Fix it by moving the check before we disable
> interrupts/allocate memory for debug buffers.
>
> Fixes: fd335ab04b3f ("Input: edt-ft5x06 - add support for M09 firmware version")
> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx>
makes sense!
Reviewed-by: Andi Shyti <andi@xxxxxxxxxxx>
Andi
> ---
> drivers/input/touchscreen/edt-ft5x06.c | 14 ++++++--------
> 1 file changed, 6 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c
> index c53a3d7239e72..1e18ca0d1b4e1 100644
> --- a/drivers/input/touchscreen/edt-ft5x06.c
> +++ b/drivers/input/touchscreen/edt-ft5x06.c
> @@ -511,6 +511,12 @@ static int edt_ft5x06_factory_mode(struct edt_ft5x06_ts_data *tsdata)
> int ret;
> int error;
>
> + if (tsdata->version != EDT_M06) {
> + dev_err(&client->dev,
> + "No factory mode support for non-M06 devices\n");
> + return -EINVAL;
> + }
> +
> disable_irq(client->irq);
>
> if (!tsdata->raw_buffer) {
> @@ -524,9 +530,6 @@ static int edt_ft5x06_factory_mode(struct edt_ft5x06_ts_data *tsdata)
> }
>
> /* mode register is 0x3c when in the work mode */
> - if (tsdata->version != EDT_M06)
> - goto m09_out;
> -
> error = edt_ft5x06_register_write(tsdata, WORK_REGISTER_OPMODE, 0x03);
> if (error) {
> dev_err(&client->dev,
> @@ -559,11 +562,6 @@ static int edt_ft5x06_factory_mode(struct edt_ft5x06_ts_data *tsdata)
> enable_irq(client->irq);
>
> return error;
> -
> -m09_out:
> - dev_err(&client->dev, "No factory mode support for M09/M12/GENERIC_FT\n");
> - return -EINVAL;
> -
> }
>
> static int edt_ft5x06_work_mode(struct edt_ft5x06_ts_data *tsdata)
> --
> 2.16.0.rc1.238.g530d649a79-goog
>
>
> --
> Dmitry
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