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author | NeilBrown <neilb@suse.de> | 2010-08-10 04:02:33 +0400 |
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committer | NeilBrown <neilb@suse.de> | 2010-08-10 04:02:33 +0400 |
commit | fd8aa2c1811bf60ccb2d5de0579c6f62aec1772d (patch) | |
tree | 311567d03758afc3a93b4273fe172836e89bb01d /drivers/video/omap2/vram.c | |
parent | 6e17b0276452912cb13445e5ea552b599984675f (diff) | |
parent | 2144381da478cc4aa3a29ee29b0c5e6ddaaced14 (diff) | |
download | linux-fd8aa2c1811bf60ccb2d5de0579c6f62aec1772d.tar.xz |
Merge git://git.infradead.org/users/dwmw2/libraid-2.6 into for-linus
Diffstat (limited to 'drivers/video/omap2/vram.c')
-rw-r--r-- | drivers/video/omap2/vram.c | 33 |
1 files changed, 15 insertions, 18 deletions
diff --git a/drivers/video/omap2/vram.c b/drivers/video/omap2/vram.c index 3b1237ad85ed..f6fdc2085f3e 100644 --- a/drivers/video/omap2/vram.c +++ b/drivers/video/omap2/vram.c @@ -25,7 +25,7 @@ #include <linux/list.h> #include <linux/slab.h> #include <linux/seq_file.h> -#include <linux/bootmem.h> +#include <linux/memblock.h> #include <linux/completion.h> #include <linux/debugfs.h> #include <linux/jiffies.h> @@ -525,10 +525,8 @@ early_param("vram", omap_vram_early_vram); * Called from map_io. We need to call to this early enough so that we * can reserve the fixed SDRAM regions before VM could get hold of them. */ -void __init omap_vram_reserve_sdram(void) +void __init omap_vram_reserve_sdram_memblock(void) { - struct bootmem_data *bdata; - unsigned long sdram_start, sdram_size; u32 paddr; u32 size = 0; @@ -555,29 +553,28 @@ void __init omap_vram_reserve_sdram(void) size = PAGE_ALIGN(size); - bdata = NODE_DATA(0)->bdata; - sdram_start = bdata->node_min_pfn << PAGE_SHIFT; - sdram_size = (bdata->node_low_pfn << PAGE_SHIFT) - sdram_start; - if (paddr) { - if ((paddr & ~PAGE_MASK) || paddr < sdram_start || - paddr + size > sdram_start + sdram_size) { + struct memblock_property res; + + res.base = paddr; + res.size = size; + if ((paddr & ~PAGE_MASK) || memblock_find(&res) || + res.base != paddr || res.size != size) { pr_err("Illegal SDRAM region for VRAM\n"); return; } - if (reserve_bootmem(paddr, size, BOOTMEM_EXCLUSIVE) < 0) { - pr_err("FB: failed to reserve VRAM\n"); + if (memblock_is_region_reserved(paddr, size)) { + pr_err("FB: failed to reserve VRAM - busy\n"); return; } - } else { - if (size > sdram_size) { - pr_err("Illegal SDRAM size for VRAM\n"); + + if (memblock_reserve(paddr, size) < 0) { + pr_err("FB: failed to reserve VRAM - no memory\n"); return; } - - paddr = virt_to_phys(alloc_bootmem_pages(size)); - BUG_ON(paddr & ~PAGE_MASK); + } else { + paddr = memblock_alloc_base(size, PAGE_SIZE, MEMBLOCK_REAL_LIMIT); } omap_vram_add_region(paddr, size); |