Hi Andy.
On Wed, Jan 22, 2020 at 12:54:00PM +0200, Andy Shevchenko wrote:
> There is one OF call in the driver that limits its area of use.
> Replace it to generic device_get_match_data() and get rid of OF dependency.
>
> While here, cast SPI driver data to certain enumerator type.
>
> Signed-off-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
> ---
> drivers/gpu/drm/tiny/repaper.c | 11 ++++++-----
> 1 file changed, 6 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/tiny/repaper.c b/drivers/gpu/drm/tiny/repaper.c
> index 76d179200775..fd9e95ce3201 100644
> --- a/drivers/gpu/drm/tiny/repaper.c
> +++ b/drivers/gpu/drm/tiny/repaper.c
> @@ -17,7 +17,7 @@
> #include <linux/dma-buf.h>
> #include <linux/gpio/consumer.h>
> #include <linux/module.h>
> -#include <linux/of_device.h>
> +#include <linux/property.h>
> #include <linux/sched/clock.h>
> #include <linux/spi/spi.h>
> #include <linux/thermal.h>
> @@ -40,6 +40,7 @@
> #define REPAPER_RID_G2_COG_ID 0x12
>
> enum repaper_model {
> + EXXXXCSXXX = 0,
> E1144CS021 = 1,
> E1190CS021,
> E2200CS021,
The new enum value is not used in the following - is it necessary?
Sam
> @@ -995,21 +996,21 @@ static int repaper_probe(struct spi_device *spi)
> {
> const struct drm_display_mode *mode;
> const struct spi_device_id *spi_id;
> - const struct of_device_id *match;
> struct device *dev = &spi->dev;
> enum repaper_model model;
> const char *thermal_zone;
> struct repaper_epd *epd;
> size_t line_buffer_size;
> struct drm_device *drm;
> + const void *match;
> int ret;
>
> - match = of_match_device(repaper_of_match, dev);
> + match = device_get_match_data(dev);
> if (match) {
> - model = (enum repaper_model)match->data;
> + model = (enum repaper_model)match;
> } else {
> spi_id = spi_get_device_id(spi);
> - model = spi_id->driver_data;
> + model = (enum repaper_model)spi_id->driver_data;
> }
>
> /* The SPI device is used to allocate dma memory */
> --
> 2.24.1
>
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