drm/repaper: Run DRM default client setup

Call drm_client_setup() to run the kernel's default client setup
for DRM. Set fbdev_probe in struct drm_driver, so that the client
setup can start the common fbdev client.

v5:
- select DRM_CLIENT_SELECTION

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: "Noralf Trønnes" <noralf@tronnes.org>
Acked-by: Noralf Trønnes <noralf@tronnes.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240924071734.98201-37-tzimmermann@suse.de

diff --git a/drivers/gpu/drm/tiny/Kconfig b/drivers/gpu/drm/tiny/Kconfig
index 98af6fd6aa701ad1367954a31ad74887996ea451..1bceb34a09dd2f4f99bd08a3e95c53d30187c5f2 100644 (file)
--- a/drivers/gpu/drm/tiny/Kconfig
+++ b/drivers/gpu/drm/tiny/Kconfig
@@ -181,6 +181,7 @@ config TINYDRM_MI0283QT
 config TINYDRM_REPAPER
        tristate "DRM support for Pervasive Displays RePaper panels (V231)"
        depends on DRM && SPI
+       select DRM_CLIENT_SELECTION
        select DRM_KMS_HELPER
        select DRM_GEM_DMA_HELPER
        help

diff --git a/drivers/gpu/drm/tiny/repaper.c b/drivers/gpu/drm/tiny/repaper.c
index 1f78aa3d26bbd4ec9a963cb738ba5b35110b97ae..77944eb17b3c923b07f5aa99781842a66e6b9a49 100644 (file)
--- a/drivers/gpu/drm/tiny/repaper.c
+++ b/drivers/gpu/drm/tiny/repaper.c
@@ -22,6 +22,7 @@
 #include <linux/thermal.h>
 
 #include <drm/drm_atomic_helper.h>
+#include <drm/drm_client_setup.h>
 #include <drm/drm_connector.h>
 #include <drm/drm_damage_helper.h>
 #include <drm/drm_drv.h>
@@ -913,6 +914,7 @@ static const struct drm_driver repaper_driver = {
        .driver_features        = DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC,
        .fops                   = &repaper_fops,
        DRM_GEM_DMA_DRIVER_OPS_VMAP,
+       DRM_FBDEV_DMA_DRIVER_OPS,
        .name                   = "repaper",
        .desc                   = "Pervasive Displays RePaper e-ink panels",
        .date                   = "20170405",
@@ -1118,7 +1120,7 @@ static int repaper_probe(struct spi_device *spi)
 
        DRM_DEBUG_DRIVER("SPI speed: %uMHz\n", spi->max_speed_hz / 1000000);
 
-       drm_fbdev_dma_setup(drm, 0);
+       drm_client_setup(drm, NULL);
 
        return 0;
 }