Acquire ownership of the firmware scanout buffer by calling Linux'
aperture helpers. Remove the use of struct fb_info.apertures and do
not set FBINFO_MISC_FIRMWARE; both of which previously configured
buffer ownership.
Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
---
drivers/video/fbdev/vga16fb.c | 15 +++++----------
1 file changed, 5 insertions(+), 10 deletions(-)
diff --git a/drivers/video/fbdev/vga16fb.c b/drivers/video/fbdev/vga16fb.c
index af47f8217095..1a8ffdb2be26 100644
--- a/drivers/video/fbdev/vga16fb.c
+++ b/drivers/video/fbdev/vga16fb.c
@@ -10,6 +10,7 @@
* archive for more details.
*/
+#include <linux/aperture.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
@@ -1324,11 +1325,6 @@ static int vga16fb_probe(struct platform_device *dev)
ret = -ENOMEM;
goto err_fb_alloc;
}
- info->apertures = alloc_apertures(1);
- if (!info->apertures) {
- ret = -ENOMEM;
- goto err_ioremap;
- }
/* XXX share VGA_FB_PHYS_BASE and I/O region with vgacon and others */
info->screen_base = (void __iomem *)VGA_MAP_MEM(VGA_FB_PHYS_BASE, 0);
@@ -1363,8 +1359,7 @@ static int vga16fb_probe(struct platform_device *dev)
info->fix = vga16fb_fix;
/* supports rectangles with widths of multiples of 8 */
info->pixmap.blit_x = 1 << 7 | 1 << 15 | 1 << 23 | 1 << 31;
- info->flags = FBINFO_FLAG_DEFAULT | FBINFO_MISC_FIRMWARE |
- FBINFO_HWACCEL_YPAN;
+ info->flags = FBINFO_FLAG_DEFAULT | FBINFO_HWACCEL_YPAN;
i = (info->var.bits_per_pixel == 8) ? 256 : 16;
ret = fb_alloc_cmap(&info->cmap, i, 0);
@@ -1382,9 +1377,9 @@ static int vga16fb_probe(struct platform_device *dev)
vga16fb_update_fix(info);
- info->apertures->ranges[0].base = VGA_FB_PHYS_BASE;
- info->apertures->ranges[0].size = VGA_FB_PHYS_SIZE;
-
+ ret = devm_aperture_acquire_for_platform_device(dev, VGA_FB_PHYS_BASE, VGA_FB_PHYS_SIZE);
+ if (ret)
+ goto err_check_var;
if (register_framebuffer(info) < 0) {
printk(KERN_ERR "vga16fb: unable to register framebuffer\n");
ret = -EINVAL;
--
2.39.0
