Generate callback functions for struct fb_ops with the fbdev macro
FB_GEN_DEFAULT_DEFERRED_SYSMEM_OPS(). Initialize struct fb_ops to
the generated functions with fbdev initializer macros.
Signed-off-by: Thomas Zimmermann <tzimmerm...@suse.de>
Cc: Steve Glendinning <steve.glendinn...@shawell.net>
---
drivers/video/fbdev/smscufx.c | 85 +++++++++--------------------------
1 file changed, 22 insertions(+), 63 deletions(-)
diff --git a/drivers/video/fbdev/smscufx.c b/drivers/video/fbdev/smscufx.c
index 387d18706fec..90a77d19b236 100644
--- a/drivers/video/fbdev/smscufx.c
+++ b/drivers/video/fbdev/smscufx.c
@@ -894,64 +894,6 @@ static int ufx_handle_damage(struct ufx_data *dev, int x,
int y,
return 0;
}
-/* Path triggered by usermode clients who write to filesystem
- * e.g. cat filename > /dev/fb1
- * Not used by X Windows or text-mode console. But useful for testing.
- * Slow because of extra copy and we must assume all pixels dirty. */
-static ssize_t ufx_ops_write(struct fb_info *info, const char __user *buf,
- size_t count, loff_t *ppos)
-{
- ssize_t result;
- struct ufx_data *dev = info->par;
- u32 offset = (u32) *ppos;
-
- result = fb_sys_write(info, buf, count, ppos);
-
- if (result > 0) {
- int start = max((int)(offset / info->fix.line_length), 0);
- int lines = min((u32)((result / info->fix.line_length) + 1),
- (u32)info->var.yres);
-
- ufx_handle_damage(dev, 0, start, info->var.xres, lines);
- }
-
- return result;
-}
-
-static void ufx_ops_copyarea(struct fb_info *info,
- const struct fb_copyarea *area)
-{
-
- struct ufx_data *dev = info->par;
-
- sys_copyarea(info, area);
-
- ufx_handle_damage(dev, area->dx, area->dy,
- area->width, area->height);
-}
-
-static void ufx_ops_imageblit(struct fb_info *info,
- const struct fb_image *image)
-{
- struct ufx_data *dev = info->par;
-
- sys_imageblit(info, image);
-
- ufx_handle_damage(dev, image->dx, image->dy,
- image->width, image->height);
-}
-
-static void ufx_ops_fillrect(struct fb_info *info,
- const struct fb_fillrect *rect)
-{
- struct ufx_data *dev = info->par;
-
- sys_fillrect(info, rect);
-
- ufx_handle_damage(dev, rect->dx, rect->dy, rect->width,
- rect->height);
-}
-
/* NOTE: fb_defio.c is holding info->fbdefio.mutex
* Touching ANY framebuffer memory that triggers a page fault
* in fb_defio will cause a deadlock, when it also tries to
@@ -1279,14 +1221,31 @@ static int ufx_ops_blank(int blank_mode, struct fb_info
*info)
return 0;
}
+static void ufx_ops_damage_range(struct fb_info *info, off_t off, size_t len)
+{
+ struct ufx_data *dev = info->par;
+ int start = max((int)(off / info->fix.line_length), 0);
+ int lines = min((u32)((len / info->fix.line_length) + 1),
(u32)info->var.yres);
+
+ ufx_handle_damage(dev, 0, start, info->var.xres, lines);
+}
+
+static void ufx_ops_damage_area(struct fb_info *info, u32 x, u32 y, u32 width,
u32 height)
+{
+ struct ufx_data *dev = info->par;
+
+ ufx_handle_damage(dev, x, y, width, height);
+}
+
+FB_GEN_DEFAULT_DEFERRED_SYSMEM_OPS(ufx_ops,
+ ufx_ops_damage_range,
+ ufx_ops_damage_area)
+
static const struct fb_ops ufx_ops = {
.owner = THIS_MODULE,
- .fb_read = fb_sys_read,
- .fb_write = ufx_ops_write,
+ __FB_DEFAULT_DEFERRED_OPS_RDWR(ufx_ops),
.fb_setcolreg = ufx_ops_setcolreg,
- .fb_fillrect = ufx_ops_fillrect,
- .fb_copyarea = ufx_ops_copyarea,
- .fb_imageblit = ufx_ops_imageblit,
+ __FB_DEFAULT_DEFERRED_OPS_DRAW(ufx_ops),
.fb_mmap = ufx_ops_mmap,
.fb_ioctl = ufx_ops_ioctl,
.fb_open = ufx_ops_open,
--
2.41.0
