summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/armada/armada_fbdev.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/armada/armada_fbdev.c')
-rw-r--r--drivers/gpu/drm/armada/armada_fbdev.c135
1 files changed, 12 insertions, 123 deletions
diff --git a/drivers/gpu/drm/armada/armada_fbdev.c b/drivers/gpu/drm/armada/armada_fbdev.c
index e40a95e51785..8bbae94804f8 100644
--- a/drivers/gpu/drm/armada/armada_fbdev.c
+++ b/drivers/gpu/drm/armada/armada_fbdev.c
@@ -13,6 +13,7 @@
#include <drm/drm_drv.h>
#include <drm/drm_fb_helper.h>
#include <drm/drm_fourcc.h>
+#include <drm/drm_print.h>
#include "armada_crtc.h"
#include "armada_drm.h"
@@ -28,25 +29,25 @@ static void armada_fbdev_fb_destroy(struct fb_info *info)
fbh->fb->funcs->destroy(fbh->fb);
drm_client_release(&fbh->client);
- drm_fb_helper_unprepare(fbh);
- kfree(fbh);
}
static const struct fb_ops armada_fb_ops = {
.owner = THIS_MODULE,
- FB_DEFAULT_IO_OPS,
+ FB_DEFAULT_IOMEM_OPS,
DRM_FB_HELPER_DEFAULT_OPS,
.fb_destroy = armada_fbdev_fb_destroy,
};
-static int armada_fbdev_create(struct drm_fb_helper *fbh,
- struct drm_fb_helper_surface_size *sizes)
+static const struct drm_fb_helper_funcs armada_fbdev_helper_funcs;
+
+int armada_fbdev_driver_fbdev_probe(struct drm_fb_helper *fbh,
+ struct drm_fb_helper_surface_size *sizes)
{
struct drm_device *dev = fbh->dev;
+ struct fb_info *info = fbh->info;
struct drm_mode_fb_cmd2 mode;
struct armada_framebuffer *dfb;
struct armada_gem_object *obj;
- struct fb_info *info;
int size, ret;
void *ptr;
@@ -76,7 +77,10 @@ static int armada_fbdev_create(struct drm_fb_helper *fbh,
return -ENOMEM;
}
- dfb = armada_framebuffer_create(dev, &mode, obj);
+ dfb = armada_framebuffer_create(dev,
+ drm_get_format_info(dev, mode.pixel_format,
+ mode.modifier[0]),
+ &mode, obj);
/*
* A reference is now held by the framebuffer object if
@@ -87,17 +91,12 @@ static int armada_fbdev_create(struct drm_fb_helper *fbh,
if (IS_ERR(dfb))
return PTR_ERR(dfb);
- info = drm_fb_helper_alloc_info(fbh);
- if (IS_ERR(info)) {
- ret = PTR_ERR(info);
- goto err_fballoc;
- }
-
info->fbops = &armada_fb_ops;
info->fix.smem_start = obj->phys_addr;
info->fix.smem_len = obj->obj.size;
info->screen_size = obj->obj.size;
info->screen_base = ptr;
+ fbh->funcs = &armada_fbdev_helper_funcs;
fbh->fb = &dfb->fb;
drm_fb_helper_fill_info(info, fbh, sizes);
@@ -107,114 +106,4 @@ static int armada_fbdev_create(struct drm_fb_helper *fbh,
(unsigned long long)obj->phys_addr);
return 0;
-
- err_fballoc:
- dfb->fb.funcs->destroy(&dfb->fb);
- return ret;
-}
-
-static int armada_fb_probe(struct drm_fb_helper *fbh,
- struct drm_fb_helper_surface_size *sizes)
-{
- int ret = 0;
-
- if (!fbh->fb) {
- ret = armada_fbdev_create(fbh, sizes);
- if (ret == 0)
- ret = 1;
- }
- return ret;
-}
-
-static const struct drm_fb_helper_funcs armada_fb_helper_funcs = {
- .fb_probe = armada_fb_probe,
-};
-
-/*
- * Fbdev client and struct drm_client_funcs
- */
-
-static void armada_fbdev_client_unregister(struct drm_client_dev *client)
-{
- struct drm_fb_helper *fbh = drm_fb_helper_from_client(client);
-
- if (fbh->info) {
- drm_fb_helper_unregister_info(fbh);
- } else {
- drm_client_release(&fbh->client);
- drm_fb_helper_unprepare(fbh);
- kfree(fbh);
- }
-}
-
-static int armada_fbdev_client_restore(struct drm_client_dev *client)
-{
- drm_fb_helper_lastclose(client->dev);
-
- return 0;
-}
-
-static int armada_fbdev_client_hotplug(struct drm_client_dev *client)
-{
- struct drm_fb_helper *fbh = drm_fb_helper_from_client(client);
- struct drm_device *dev = client->dev;
- int ret;
-
- if (dev->fb_helper)
- return drm_fb_helper_hotplug_event(dev->fb_helper);
-
- ret = drm_fb_helper_init(dev, fbh);
- if (ret)
- goto err_drm_err;
-
- if (!drm_drv_uses_atomic_modeset(dev))
- drm_helper_disable_unused_functions(dev);
-
- ret = drm_fb_helper_initial_config(fbh);
- if (ret)
- goto err_drm_fb_helper_fini;
-
- return 0;
-
-err_drm_fb_helper_fini:
- drm_fb_helper_fini(fbh);
-err_drm_err:
- drm_err(dev, "armada: Failed to setup fbdev emulation (ret=%d)\n", ret);
- return ret;
-}
-
-static const struct drm_client_funcs armada_fbdev_client_funcs = {
- .owner = THIS_MODULE,
- .unregister = armada_fbdev_client_unregister,
- .restore = armada_fbdev_client_restore,
- .hotplug = armada_fbdev_client_hotplug,
-};
-
-void armada_fbdev_setup(struct drm_device *dev)
-{
- struct drm_fb_helper *fbh;
- int ret;
-
- drm_WARN(dev, !dev->registered, "Device has not been registered.\n");
- drm_WARN(dev, dev->fb_helper, "fb_helper is already set!\n");
-
- fbh = kzalloc(sizeof(*fbh), GFP_KERNEL);
- if (!fbh)
- return;
- drm_fb_helper_prepare(dev, fbh, 32, &armada_fb_helper_funcs);
-
- ret = drm_client_init(dev, &fbh->client, "fbdev", &armada_fbdev_client_funcs);
- if (ret) {
- drm_err(dev, "Failed to register client: %d\n", ret);
- goto err_drm_client_init;
- }
-
- drm_client_register(&fbh->client);
-
- return;
-
-err_drm_client_init:
- drm_fb_helper_unprepare(fbh);
- kfree(fbh);
- return;
}