diff options
| author | Thiemo Seufer <ths@networkno.de> | 2005-03-04 22:40:45 +0300 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2005-10-29 22:30:53 +0400 |
| commit | 6d7bf017e821f3c093c80d1ee919d8d87904701c (patch) | |
| tree | 0dcb8e3aa23f26f4a05216375cb4aa7236af20d4 /drivers/video | |
| parent | 77c728c2240a1eb45f7d355f5d87ecc319cd55ce (diff) | |
| download | linux-6d7bf017e821f3c093c80d1ee919d8d87904701c.tar.xz | |
It helps to not use a _mem_ function for requesting I/O space.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/gbefb.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/drivers/video/gbefb.c b/drivers/video/gbefb.c index d3c1922cb13a..485604cd4462 100644 --- a/drivers/video/gbefb.c +++ b/drivers/video/gbefb.c @@ -1126,7 +1126,7 @@ static int __init gbefb_probe(struct device *dev) gbefb_setup(options); #endif - if (!request_mem_region(GBE_BASE, sizeof(struct sgi_gbe), "GBE")) { + if (!request_region(GBE_BASE, sizeof(struct sgi_gbe), "GBE")) { printk(KERN_ERR "gbefb: couldn't reserve mmio region\n"); ret = -EBUSY; goto out_release_framebuffer; @@ -1152,12 +1152,24 @@ static int __init gbefb_probe(struct device *dev) if (gbe_mem_phys) { /* memory was allocated at boot time */ gbe_mem = ioremap_nocache(gbe_mem_phys, gbe_mem_size); + if (!gbe_mem) { + printk(KERN_ERR "gbefb: couldn't map framebuffer\n"); + ret = -ENOMEM; + goto out_tiles_free; + } + gbe_dma_addr = 0; } else { /* try to allocate memory with the classical allocator * this has high chance to fail on low memory machines */ gbe_mem = dma_alloc_coherent(NULL, gbe_mem_size, &gbe_dma_addr, GFP_KERNEL); + if (!gbe_mem) { + printk(KERN_ERR "gbefb: couldn't allocate framebuffer memory\n"); + ret = -ENOMEM; + goto out_tiles_free; + } + gbe_mem_phys = (unsigned long) gbe_dma_addr; } @@ -1165,12 +1177,6 @@ static int __init gbefb_probe(struct device *dev) mtrr_add(gbe_mem_phys, gbe_mem_size, MTRR_TYPE_WRCOMB, 1); #endif - if (!gbe_mem) { - printk(KERN_ERR "gbefb: couldn't map framebuffer\n"); - ret = -ENXIO; - goto out_tiles_free; - } - /* map framebuffer memory into tiles table */ for (i = 0; i < (gbe_mem_size >> TILE_SHIFT); i++) gbe_tiles.cpu[i] = (gbe_mem_phys >> TILE_SHIFT) + i; |