Merge branch '3.15-fixes' into mips-for-linux-next

[firefly-linux-kernel-4.4.55.git] / drivers / firewire / core.h

diff --git a/drivers/firewire/core.h b/drivers/firewire/core.h
index c98764aeeec6112928fcde7ac0907949aab001ea..f477308b6e9ce23645784b3edc1bbd92b29b251d 100644 (file)
--- a/drivers/firewire/core.h
+++ b/drivers/firewire/core.h
@@ -237,8 +237,8 @@ static inline bool is_next_generation(int new_generation, int old_generation)
 
 #define LOCAL_BUS 0xffc0
 
-/* arbitrarily chosen maximum range for physical DMA: 128 TB */
-#define FW_MAX_PHYSICAL_RANGE          (128ULL << 40)
+/* OHCI-1394's default upper bound for physical DMA: 4 GB */
+#define FW_MAX_PHYSICAL_RANGE          (1ULL << 32)
 
 void fw_core_handle_request(struct fw_card *card, struct fw_packet *request);
 void fw_core_handle_response(struct fw_card *card, struct fw_packet *packet);