diff options
Diffstat (limited to 'drivers/firewire/core.h')
| -rw-r--r-- | drivers/firewire/core.h | 22 |
1 files changed, 6 insertions, 16 deletions
diff --git a/drivers/firewire/core.h b/drivers/firewire/core.h index 9047f5547d98..515a42c786d0 100644 --- a/drivers/firewire/core.h +++ b/drivers/firewire/core.h @@ -3,6 +3,7 @@ #include <linux/compiler.h> #include <linux/device.h> +#include <linux/dma-mapping.h> #include <linux/fs.h> #include <linux/list.h> #include <linux/idr.h> @@ -120,21 +121,6 @@ int fw_compute_block_crc(__be32 *block); void fw_schedule_bus_reset(struct fw_card *card, bool delayed, bool short_reset); void fw_schedule_bm_work(struct fw_card *card, unsigned long delay); -static inline struct fw_card *fw_card_get(struct fw_card *card) -{ - kref_get(&card->kref); - - return card; -} - -void fw_card_release(struct kref *kref); - -static inline void fw_card_put(struct fw_card *card) -{ - kref_put(&card->kref, fw_card_release); -} - - /* -cdev */ extern const struct file_operations fw_device_ops; @@ -169,7 +155,11 @@ void fw_node_event(struct fw_card *card, struct fw_node *node, int event); /* -iso */ -int fw_iso_buffer_map(struct fw_iso_buffer *buffer, struct vm_area_struct *vma); +int fw_iso_buffer_alloc(struct fw_iso_buffer *buffer, int page_count); +int fw_iso_buffer_map_dma(struct fw_iso_buffer *buffer, struct fw_card *card, + enum dma_data_direction direction); +int fw_iso_buffer_map_vma(struct fw_iso_buffer *buffer, + struct vm_area_struct *vma); /* -topology */ |