提交 f815c335 编写于 作者: L Linus Torvalds

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6:
  firewire: sbp2: fix freeing of unallocated memory
  firewire: ohci: fix Ricoh R5C832, video reception
  firewire: ohci: fix Agere FW643 and multiple cameras
  firewire: core: fix crash in iso resource management
......@@ -196,7 +196,7 @@ static int manage_bandwidth(struct fw_card *card, int irm_id, int generation,
switch (fw_run_transaction(card, TCODE_LOCK_COMPARE_SWAP,
irm_id, generation, SCODE_100,
CSR_REGISTER_BASE + CSR_BANDWIDTH_AVAILABLE,
data, sizeof(data))) {
data, 8)) {
case RCODE_GENERATION:
/* A generation change frees all bandwidth. */
return allocate ? -EAGAIN : bandwidth;
......@@ -233,7 +233,7 @@ static int manage_channel(struct fw_card *card, int irm_id, int generation,
data[1] = old ^ c;
switch (fw_run_transaction(card, TCODE_LOCK_COMPARE_SWAP,
irm_id, generation, SCODE_100,
offset, data, sizeof(data))) {
offset, data, 8)) {
case RCODE_GENERATION:
/* A generation change frees all channels. */
return allocate ? -EAGAIN : i;
......
......@@ -34,6 +34,7 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/pci.h>
#include <linux/pci_ids.h>
#include <linux/spinlock.h>
#include <linux/string.h>
......@@ -2372,6 +2373,9 @@ static void ohci_pmac_off(struct pci_dev *dev)
#define ohci_pmac_off(dev)
#endif /* CONFIG_PPC_PMAC */
#define PCI_VENDOR_ID_AGERE PCI_VENDOR_ID_ATT
#define PCI_DEVICE_ID_AGERE_FW643 0x5901
static int __devinit pci_probe(struct pci_dev *dev,
const struct pci_device_id *ent)
{
......@@ -2422,6 +2426,16 @@ static int __devinit pci_probe(struct pci_dev *dev,
version = reg_read(ohci, OHCI1394_Version) & 0x00ff00ff;
ohci->use_dualbuffer = version >= OHCI_VERSION_1_1;
/* dual-buffer mode is broken if more than one IR context is active */
if (dev->vendor == PCI_VENDOR_ID_AGERE &&
dev->device == PCI_DEVICE_ID_AGERE_FW643)
ohci->use_dualbuffer = false;
/* dual-buffer mode is broken */
if (dev->vendor == PCI_VENDOR_ID_RICOH &&
dev->device == PCI_DEVICE_ID_RICOH_R5C832)
ohci->use_dualbuffer = false;
/* x86-32 currently doesn't use highmem for dma_alloc_coherent */
#if !defined(CONFIG_X86_32)
/* dual-buffer mode is broken with descriptor addresses above 2G */
......
......@@ -456,12 +456,12 @@ static void sbp2_status_write(struct fw_card *card, struct fw_request *request,
}
spin_unlock_irqrestore(&card->lock, flags);
if (&orb->link != &lu->orb_list)
if (&orb->link != &lu->orb_list) {
orb->callback(orb, &status);
else
fw_error("status write for unknown orb\n");
kref_put(&orb->kref, free_orb);
} else {
fw_error("status write for unknown orb\n");
}
fw_send_response(card, request, RCODE_COMPLETE);
}
......
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