diff options
Diffstat (limited to 'drivers/firewire/fw-ohci.c')
| -rw-r--r-- | drivers/firewire/fw-ohci.c | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/drivers/firewire/fw-ohci.c b/drivers/firewire/fw-ohci.c index 05a5ff1e4b10..e14c1ca7813e 100644 --- a/drivers/firewire/fw-ohci.c +++ b/drivers/firewire/fw-ohci.c @@ -224,6 +224,7 @@ ohci_update_phy_reg(struct fw_card *card, int addr, u32 val, old; reg_write(ohci, OHCI1394_PhyControl, OHCI1394_PhyControl_Read(addr)); + flush_writes(ohci); msleep(2); val = reg_read(ohci, OHCI1394_PhyControl); if ((val & OHCI1394_PhyControl_ReadDone) == 0) { @@ -906,6 +907,8 @@ static void bus_reset_tasklet(unsigned long data) int self_id_count, i, j, reg; int generation, new_generation; unsigned long flags; + void *free_rom = NULL; + dma_addr_t free_rom_bus = 0; reg = reg_read(ohci, OHCI1394_NodeID); if (!(reg & OHCI1394_NodeID_idValid)) { @@ -969,8 +972,8 @@ static void bus_reset_tasklet(unsigned long data) */ if (ohci->next_config_rom != NULL) { - dma_free_coherent(ohci->card.device, CONFIG_ROM_SIZE, - ohci->config_rom, ohci->config_rom_bus); + free_rom = ohci->config_rom; + free_rom_bus = ohci->config_rom_bus; ohci->config_rom = ohci->next_config_rom; ohci->config_rom_bus = ohci->next_config_rom_bus; ohci->next_config_rom = NULL; @@ -989,6 +992,10 @@ static void bus_reset_tasklet(unsigned long data) spin_unlock_irqrestore(&ohci->lock, flags); + if (free_rom) + dma_free_coherent(ohci->card.device, CONFIG_ROM_SIZE, + free_rom, free_rom_bus); + fw_core_handle_bus_reset(&ohci->card, ohci->node_id, generation, self_id_count, ohci->self_id_buffer); } @@ -1185,7 +1192,7 @@ ohci_set_config_rom(struct fw_card *card, u32 *config_rom, size_t length) { struct fw_ohci *ohci; unsigned long flags; - int retval = 0; + int retval = -EBUSY; __be32 *next_config_rom; dma_addr_t next_config_rom_bus; @@ -1239,10 +1246,7 @@ ohci_set_config_rom(struct fw_card *card, u32 *config_rom, size_t length) reg_write(ohci, OHCI1394_ConfigROMmap, ohci->next_config_rom_bus); - } else { - dma_free_coherent(ohci->card.device, CONFIG_ROM_SIZE, - next_config_rom, next_config_rom_bus); - retval = -EBUSY; + retval = 0; } spin_unlock_irqrestore(&ohci->lock, flags); @@ -1256,6 +1260,9 @@ ohci_set_config_rom(struct fw_card *card, u32 *config_rom, size_t length) */ if (retval == 0) fw_core_initiate_bus_reset(&ohci->card, 1); + else + dma_free_coherent(ohci->card.device, CONFIG_ROM_SIZE, + next_config_rom, next_config_rom_bus); return retval; } @@ -1934,14 +1941,12 @@ static int pci_suspend(struct pci_dev *pdev, pm_message_t state) free_irq(pdev->irq, ohci); err = pci_save_state(pdev); if (err) { - fw_error("pci_save_state failed with %d", err); + fw_error("pci_save_state failed\n"); return err; } err = pci_set_power_state(pdev, pci_choose_state(pdev, state)); - if (err) { - fw_error("pci_set_power_state failed with %d", err); - return err; - } + if (err) + fw_error("pci_set_power_state failed with %d\n", err); return 0; } @@ -1955,7 +1960,7 @@ static int pci_resume(struct pci_dev *pdev) pci_restore_state(pdev); err = pci_enable_device(pdev); if (err) { - fw_error("pci_enable_device failed with %d", err); + fw_error("pci_enable_device failed\n"); return err; } |