diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-05-30 19:06:15 (GMT) |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-05-30 19:06:15 (GMT) |
| commit | 1326af2464fc29290d1710447297d33a90a6ece4 (patch) | |
| tree | d052eeff789e56a83dd881ef6efa809f73e28b43 /drivers | |
| parent | 24e19d279f9e289e965b4bc4710fbccab824c4c4 (diff) | |
| parent | 2fe2023adf695d08af5b598b2be3b288a95d563c (diff) | |
| download | linux-1326af2464fc29290d1710447297d33a90a6ece4.tar.xz | |
Merge tag 'firewire-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394
Pull firewire fix from Stefan Richter:
"A regression fix for the IEEE 1394 subsystem: re-enable IRQ-based
asynchronous request reception at addresses below 128 TB"
* tag 'firewire-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394:
firewire: revert to 4 GB RDMA, fix protocols using Memory Space
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/firewire/core.h | 4 | ||||
| -rw-r--r-- | drivers/firewire/ohci.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/firewire/core.h b/drivers/firewire/core.h index c98764a..f477308 100644 --- 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); diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c index 8db6632..586f2f7 100644 --- a/drivers/firewire/ohci.c +++ b/drivers/firewire/ohci.c @@ -3716,7 +3716,7 @@ static int pci_probe(struct pci_dev *dev, version >> 16, version & 0xff, ohci->card.index, ohci->n_ir, ohci->n_it, ohci->quirks, reg_read(ohci, OHCI1394_PhyUpperBound) ? - ", >4 GB phys DMA" : ""); + ", physUB" : ""); return 0; |