On Wed, 26 May 2010 20:13:16 +0900 Ben Dooks <ben@xxxxxxxxxxxx> wrote: > On 26/05/10 18:57, Anatolij Gustschin wrote: > > Add driver specific mmap function to be able to mmap > > frame buffer on PPC440SPe/PPC440EPx platforms. This > > is needed because mmaping of the 36-bit physical > > address of the frame buffer or MMIO is not supported > > in generic fb_mmap(). > > Surely this is something we should be fixing in the > main fb layer? We need to store phys addresses > 32-bit somewhere. Changing smem_start and mmio_start of the struct fb_fix_screeninfo to unsigned long long would break user space compatibility. How about adding smem_start_high and mmio_start_high to the struct fb_fix_screeninfo for the purpose of storing upper address bits? -- To unsubscribe from this list: send the line "unsubscribe linux-fbdev" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html