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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2013-10-08 08:43:00 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2013-10-08 08:43:00 -0700 |
commit | e3c55d406bd8df1a878546002c93db90c42be10c (patch) | |
tree | efb0ba2707c95fd7166cf1b76887c43c977e37dd /arch/powerpc/kernel/prom_parse.c | |
parent | 4d6e482675f13e33599fc3d18fc723959be0a9b6 (diff) | |
parent | d0e639c9e06d44e713170031fe05fb60ebe680af (diff) |
Merge tag 'v3.12-rc4' into next
Merge with mainline to bring in changes to input subsystem that were
committed through other trees.
Diffstat (limited to 'arch/powerpc/kernel/prom_parse.c')
-rw-r--r-- | arch/powerpc/kernel/prom_parse.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/arch/powerpc/kernel/prom_parse.c b/arch/powerpc/kernel/prom_parse.c index 4e1331b8eb3..6295e646f78 100644 --- a/arch/powerpc/kernel/prom_parse.c +++ b/arch/powerpc/kernel/prom_parse.c @@ -7,28 +7,27 @@ #include <linux/of_address.h> #include <asm/prom.h> -void of_parse_dma_window(struct device_node *dn, const void *dma_window_prop, - unsigned long *busno, unsigned long *phys, unsigned long *size) +void of_parse_dma_window(struct device_node *dn, const __be32 *dma_window, + unsigned long *busno, unsigned long *phys, + unsigned long *size) { - const u32 *dma_window; u32 cells; - const unsigned char *prop; - - dma_window = dma_window_prop; + const __be32 *prop; /* busno is always one cell */ - *busno = *(dma_window++); + *busno = of_read_number(dma_window, 1); + dma_window++; prop = of_get_property(dn, "ibm,#dma-address-cells", NULL); if (!prop) prop = of_get_property(dn, "#address-cells", NULL); - cells = prop ? *(u32 *)prop : of_n_addr_cells(dn); + cells = prop ? of_read_number(prop, 1) : of_n_addr_cells(dn); *phys = of_read_number(dma_window, cells); dma_window += cells; prop = of_get_property(dn, "ibm,#dma-size-cells", NULL); - cells = prop ? *(u32 *)prop : of_n_size_cells(dn); + cells = prop ? of_read_number(prop, 1) : of_n_size_cells(dn); *size = of_read_number(dma_window, cells); } |