commit fd96e0dba19c53c2d66f2a398716bb74df8ca85e upstream.

This just makes it easier to later embed drm into udl.

Reviewed-by: Alex Deucher <alexander.deuc...@amd.com>
Signed-off-by: Dave Airlie <airl...@redhat.com>
Link: 
https://patchwork.freedesktop.org/patch/msgid/20190405031715.5959-3-airl...@gmail.com
Signed-off-by: Ross Zwisler <zwis...@google.com>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
 drivers/gpu/drm/udl/udl_drv.h  |  2 ++
 drivers/gpu/drm/udl/udl_fb.c   | 10 +++++-----
 drivers/gpu/drm/udl/udl_gem.c  |  2 +-
 drivers/gpu/drm/udl/udl_main.c | 12 ++++++------
 4 files changed, 14 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/udl/udl_drv.h b/drivers/gpu/drm/udl/udl_drv.h
index 4ae67d882eae..b3e08e876d62 100644
--- a/drivers/gpu/drm/udl/udl_drv.h
+++ b/drivers/gpu/drm/udl/udl_drv.h
@@ -71,6 +71,8 @@ struct udl_device {
        atomic_t cpu_kcycles_used; /* transpired during pixel processing */
 };
 
+#define to_udl(x) ((x)->dev_private)
+
 struct udl_gem_object {
        struct drm_gem_object base;
        struct page **pages;
diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c
index dd9ffded223b..590323ea261f 100644
--- a/drivers/gpu/drm/udl/udl_fb.c
+++ b/drivers/gpu/drm/udl/udl_fb.c
@@ -82,7 +82,7 @@ int udl_handle_damage(struct udl_framebuffer *fb, int x, int 
y,
                      int width, int height)
 {
        struct drm_device *dev = fb->base.dev;
-       struct udl_device *udl = dev->dev_private;
+       struct udl_device *udl = to_udl(dev);
        int i, ret;
        char *cmd;
        cycles_t start_cycles, end_cycles;
@@ -210,7 +210,7 @@ static int udl_fb_open(struct fb_info *info, int user)
 {
        struct udl_fbdev *ufbdev = info->par;
        struct drm_device *dev = ufbdev->ufb.base.dev;
-       struct udl_device *udl = dev->dev_private;
+       struct udl_device *udl = to_udl(dev);
 
        /* If the USB device is gone, we don't accept new opens */
        if (drm_dev_is_unplugged(udl->ddev))
@@ -441,7 +441,7 @@ static void udl_fbdev_destroy(struct drm_device *dev,
 
 int udl_fbdev_init(struct drm_device *dev)
 {
-       struct udl_device *udl = dev->dev_private;
+       struct udl_device *udl = to_udl(dev);
        int bpp_sel = fb_bpp;
        struct udl_fbdev *ufbdev;
        int ret;
@@ -480,7 +480,7 @@ int udl_fbdev_init(struct drm_device *dev)
 
 void udl_fbdev_cleanup(struct drm_device *dev)
 {
-       struct udl_device *udl = dev->dev_private;
+       struct udl_device *udl = to_udl(dev);
        if (!udl->fbdev)
                return;
 
@@ -491,7 +491,7 @@ void udl_fbdev_cleanup(struct drm_device *dev)
 
 void udl_fbdev_unplug(struct drm_device *dev)
 {
-       struct udl_device *udl = dev->dev_private;
+       struct udl_device *udl = to_udl(dev);
        struct udl_fbdev *ufbdev;
        if (!udl->fbdev)
                return;
diff --git a/drivers/gpu/drm/udl/udl_gem.c b/drivers/gpu/drm/udl/udl_gem.c
index bb7b58407039..3b3e17652bb2 100644
--- a/drivers/gpu/drm/udl/udl_gem.c
+++ b/drivers/gpu/drm/udl/udl_gem.c
@@ -203,7 +203,7 @@ int udl_gem_mmap(struct drm_file *file, struct drm_device 
*dev,
 {
        struct udl_gem_object *gobj;
        struct drm_gem_object *obj;
-       struct udl_device *udl = dev->dev_private;
+       struct udl_device *udl = to_udl(dev);
        int ret = 0;
 
        mutex_lock(&udl->gem_lock);
diff --git a/drivers/gpu/drm/udl/udl_main.c b/drivers/gpu/drm/udl/udl_main.c
index 19055dda3140..09ce98113c0e 100644
--- a/drivers/gpu/drm/udl/udl_main.c
+++ b/drivers/gpu/drm/udl/udl_main.c
@@ -29,7 +29,7 @@
 static int udl_parse_vendor_descriptor(struct drm_device *dev,
                                       struct usb_device *usbdev)
 {
-       struct udl_device *udl = dev->dev_private;
+       struct udl_device *udl = to_udl(dev);
        char *desc;
        char *buf;
        char *desc_end;
@@ -165,7 +165,7 @@ void udl_urb_completion(struct urb *urb)
 
 static void udl_free_urb_list(struct drm_device *dev)
 {
-       struct udl_device *udl = dev->dev_private;
+       struct udl_device *udl = to_udl(dev);
        int count = udl->urbs.count;
        struct list_head *node;
        struct urb_node *unode;
@@ -198,7 +198,7 @@ static void udl_free_urb_list(struct drm_device *dev)
 
 static int udl_alloc_urb_list(struct drm_device *dev, int count, size_t size)
 {
-       struct udl_device *udl = dev->dev_private;
+       struct udl_device *udl = to_udl(dev);
        struct urb *urb;
        struct urb_node *unode;
        char *buf;
@@ -262,7 +262,7 @@ static int udl_alloc_urb_list(struct drm_device *dev, int 
count, size_t size)
 
 struct urb *udl_get_urb(struct drm_device *dev)
 {
-       struct udl_device *udl = dev->dev_private;
+       struct udl_device *udl = to_udl(dev);
        int ret = 0;
        struct list_head *entry;
        struct urb_node *unode;
@@ -295,7 +295,7 @@ struct urb *udl_get_urb(struct drm_device *dev)
 
 int udl_submit_urb(struct drm_device *dev, struct urb *urb, size_t len)
 {
-       struct udl_device *udl = dev->dev_private;
+       struct udl_device *udl = to_udl(dev);
        int ret;
 
        BUG_ON(len > udl->urbs.size);
@@ -370,7 +370,7 @@ int udl_drop_usb(struct drm_device *dev)
 
 void udl_driver_unload(struct drm_device *dev)
 {
-       struct udl_device *udl = dev->dev_private;
+       struct udl_device *udl = to_udl(dev);
 
        drm_kms_helper_poll_fini(dev);
 
-- 
2.20.1



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