bcma: trivial: add helpers for masking/setting

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

include/linux/bcma/bcma.h

@@ -243,8 +243,16 @@ void bcma_awrite32(struct bcma_device *core, u16 offset, u32 value)
 	core->bus->ops->awrite32(core, offset, value);
 }
 
+#define bcma_mask32(cc, offset, mask) \
+	bcma_write32(cc, offset, bcma_read32(cc, offset) & (mask))
+#define bcma_set32(cc, offset, set) \
+	bcma_write32(cc, offset, bcma_read32(cc, offset) | (set))
+#define bcma_maskset32(cc, offset, mask, set) \
+	bcma_write32(cc, offset, (bcma_read32(cc, offset) & (mask)) | (set))
+
 extern bool bcma_core_is_enabled(struct bcma_device *core);
 extern void bcma_core_disable(struct bcma_device *core, u32 flags);
 extern int bcma_core_enable(struct bcma_device *core, u32 flags);
 
+
 #endif /* LINUX_BCMA_H_ */