drm/ast: Use fbdev-shmem

Implement fbdev emulation with fbdev-shmem. Avoids the overhead of
fbdev-generic's additional shadow buffering. No functional changes.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Jocelyn Falempe <jfalempe@redhat.com>
Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240419083331.7761-10-tzimmermann@suse.de

diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c
index f8c49ba68e78997db2123b595d750221e7f3e27d..aae019e79bda88197bc08bc998bce20ee116cac2 100644 (file)
--- a/drivers/gpu/drm/ast/ast_drv.c
+++ b/drivers/gpu/drm/ast/ast_drv.c
@@ -33,7 +33,7 @@
 #include <drm/drm_aperture.h>
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_drv.h>
-#include <drm/drm_fbdev_generic.h>
+#include <drm/drm_fbdev_shmem.h>
 #include <drm/drm_gem_shmem_helper.h>
 #include <drm/drm_module.h>
 #include <drm/drm_probe_helper.h>
@@ -360,7 +360,7 @@ static int ast_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
        if (ret)
                return ret;
 
-       drm_fbdev_generic_setup(drm, 32);
+       drm_fbdev_shmem_setup(drm, 32);
 
        return 0;
 }