diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2020-01-31 22:49:22 +0200 |
|---|---|---|
| committer | Sam Ravnborg <sam@ravnborg.org> | 2020-02-10 02:54:46 +0100 |
| commit | ffb42e64561e71b7a59d76e1fe427ed5657324c6 (patch) | |
| tree | 81b9df3ff93671c2acba736055590137fe91d890 /drivers/gpu/drm/tiny | |
| parent | cdb702a655582e80139525156c57e6e48da08393 (diff) | |
drm/tiny/repaper: Make driver OF-independent
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.
Cc: Noralf Trønnes <noralf@tronnes.org>
Cc: dri-devel@lists.freedesktop.org
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: David Lechner <david@lechnology.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200131204923.48928-1-andriy.shevchenko@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/tiny')
| -rw-r--r-- | drivers/gpu/drm/tiny/repaper.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/gpu/drm/tiny/repaper.c b/drivers/gpu/drm/tiny/repaper.c index 183484595aea..788347900d1e 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> @@ -39,6 +39,7 @@ #define REPAPER_RID_G2_COG_ID 0x12 enum repaper_model { + /* 0 is reserved to avoid clashing with NULL */ E1144CS021 = 1, E1190CS021, E2200CS021, @@ -986,21 +987,21 @@ 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 */ |