On Fri, 13 Nov 2020 22:26:47 +0100
Alexandre Belloni <alexandre.bell...@bootlin.com> wrote:
> Remove the forward declaration of at91_adc_dt_ids by using
> device_get_match_data. Also add const were possible since it is not
> discarded by the cast anymore.
>
> Signed-off-by: Alexandre Belloni <alexandre.bell...@bootlin.com>
Ignore comment on previous patch ;)
Jonathan
> ---
> drivers/iio/adc/at91_adc.c | 11 ++++-------
> 1 file changed, 4 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c
> index 9f05eb722f5e..76aeebce6f4d 100644
> --- a/drivers/iio/adc/at91_adc.c
> +++ b/drivers/iio/adc/at91_adc.c
> @@ -224,7 +224,6 @@ struct at91_adc_state {
> struct mutex lock;
> u8 num_channels;
> void __iomem *reg_base;
> - struct at91_adc_reg_desc *registers;
> u32 startup_time;
> u8 sample_hold_time;
> bool sleep_mode;
> @@ -233,7 +232,8 @@ struct at91_adc_state {
> u32 vref_mv;
> u32 res; /* resolution used for
> convertions */
> wait_queue_head_t wq_data_avail;
> - struct at91_adc_caps *caps;
> + const struct at91_adc_caps *caps;
> + const struct at91_adc_reg_desc *registers;
>
> /*
> * Following ADC channels are shared by touchscreen:
> @@ -569,7 +569,7 @@ static int at91_adc_configure_trigger(struct iio_trigger
> *trig, bool state)
> {
> struct iio_dev *idev = iio_trigger_get_drvdata(trig);
> struct at91_adc_state *st = iio_priv(idev);
> - struct at91_adc_reg_desc *reg = st->registers;
> + const struct at91_adc_reg_desc *reg = st->registers;
> u32 status = at91_adc_readl(st, reg->trigger_register);
> int value;
> u8 bit;
> @@ -796,8 +796,6 @@ static u32 calc_startup_ticks_9x5(u32 startup_time, u32
> adc_clk_khz)
> return ticks;
> }
>
> -static const struct of_device_id at91_adc_dt_ids[];
> -
> static int at91_adc_probe_dt_ts(struct device_node *node,
> struct at91_adc_state *st, struct device *dev)
> {
> @@ -1011,8 +1009,7 @@ static int at91_adc_probe(struct platform_device *pdev)
>
> st = iio_priv(idev);
>
> - st->caps = (struct at91_adc_caps *)
> - of_match_device(at91_adc_dt_ids, &pdev->dev)->data;
> + st->caps = device_get_match_data(&pdev->dev);
>
> st->use_external = of_property_read_bool(node,
> "atmel,adc-use-external-triggers");
>
