fb: add s3c-fb driver for newer Samsung SoC framebuffer devices

[linux-2.6-omap-h63xx.git] / drivers / video / amba-clcd.c

diff --git a/drivers/video/amba-clcd.c b/drivers/video/amba-clcd.c
index 2ac52fd8cc11f67595a6368ea879bf40fde497fa..61050ab141288134a62f393533c31b24871ce233 100644 (file)
--- a/drivers/video/amba-clcd.c
+++ b/drivers/video/amba-clcd.c
@@ -24,6 +24,7 @@
 #include <linux/amba/bus.h>
 #include <linux/amba/clcd.h>
 #include <linux/clk.h>
+#include <linux/hardirq.h>
 
 #include <asm/sizes.h>
 
@@ -407,7 +408,9 @@ static int clcdfb_register(struct clcd_fb *fb)
        /*
         * Allocate colourmap.
         */
-       fb_alloc_cmap(&fb->fb.cmap, 256, 0);
+       ret = fb_alloc_cmap(&fb->fb.cmap, 256, 0);
+       if (ret)
+               goto unmap;
 
        /*
         * Ensure interrupts are disabled.
@@ -425,6 +428,8 @@ static int clcdfb_register(struct clcd_fb *fb)
 
        printk(KERN_ERR "CLCD: cannot register framebuffer (%d)\n", ret);
 
+       fb_dealloc_cmap(&fb->fb.cmap);
+ unmap:
        iounmap(fb->regs);
  free_clk:
        clk_put(fb->clk);
@@ -484,6 +489,8 @@ static int clcdfb_remove(struct amba_device *dev)
 
        clcdfb_disable(fb);
        unregister_framebuffer(&fb->fb);
+       if (fb->fb.cmap.len)
+               fb_dealloc_cmap(&fb->fb.cmap);
        iounmap(fb->regs);
        clk_put(fb->clk);