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

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6: (23 commits)
  firewire: ohci: extend initialization log message
  firewire: ohci: fix IR/IT context mask mixup
  firewire: ohci: add module parameter to activate quirk fixes
  firewire: ohci: use an ID table for quirks detection
  firewire: ohci: reorder struct fw_ohci for better cache efficiency
  firewire: ohci: remove unused dualbuffer IR code
  firewire: core: combine a bit of repeated code
  firewire: core: change type of a data buffer
  firewire: cdev: increment ABI version number
  firewire: cdev: add more flexible cycle timer ioctl
  firewire: core: rename an internal function
  firewire: core: fix an information leak
  firewire: core: increase stack size of config ROM reader
  firewire: core: don't fail device creation in case of too large config ROM blocks
  firewire: core: fix "giving up on config rom" with Panasonic AG-DV2500
  firewire: remove incomplete Bus_Time CSR support
  firewire: get_cycle_timer optimization and cleanup
  firewire: ohci: enable cycle timer fix on ALi and NEC controllers
  firewire: ohci: work around cycle timer bugs on VIA controllers
  firewire: make PCI device id constant
  ...
This commit is contained in:
Linus Torvalds 2010-03-03 08:08:44 -08:00
commit c1dcb4bb1e
10 changed files with 492 additions and 551 deletions
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40
include/linux/firewire-cdev.h
View file

@ -248,13 +248,20 @@ union fw_cdev_event {
#define FW_CDEV_IOC_SEND_BROADCAST_REQUEST _IOW('#', 0x12, struct fw_cdev_send_request)
#define FW_CDEV_IOC_SEND_STREAM_PACKET _IOW('#', 0x13, struct fw_cdev_send_stream_packet)
/* available since kernel version 2.6.34 */
#define FW_CDEV_IOC_GET_CYCLE_TIMER2 _IOWR('#', 0x14, struct fw_cdev_get_cycle_timer2)
/*
* FW_CDEV_VERSION History
* 1 (2.6.22) - initial version
* 2 (2.6.30) - changed &fw_cdev_event_iso_interrupt.header if
* &fw_cdev_create_iso_context.header_size is 8 or more
* (2.6.32) - added time stamp to xmit &fw_cdev_event_iso_interrupt
* (2.6.33) - IR has always packet-per-buffer semantics now, not one of
* dual-buffer or packet-per-buffer depending on hardware
* 3 (2.6.34) - made &fw_cdev_get_cycle_timer reliable
*/
#define FW_CDEV_VERSION 2
#define FW_CDEV_VERSION 3
/**
* struct fw_cdev_get_info - General purpose information ioctl
@ -544,20 +551,43 @@ struct fw_cdev_stop_iso {
/**
* struct fw_cdev_get_cycle_timer - read cycle timer register
* @local_time: system time, in microseconds since the Epoch
* @cycle_timer: isochronous cycle timer, as per OHCI 1.1 clause 5.13
* @cycle_timer: Cycle Time register contents
*
* The %FW_CDEV_IOC_GET_CYCLE_TIMER ioctl reads the isochronous cycle timer
* and also the system clock. This allows to express the receive time of an
* isochronous packet as a system time with microsecond accuracy.
* and also the system clock (%CLOCK_REALTIME). This allows to express the
* receive time of an isochronous packet as a system time.
*
* @cycle_timer consists of 7 bits cycleSeconds, 13 bits cycleCount, and
* 12 bits cycleOffset, in host byte order.
* 12 bits cycleOffset, in host byte order. Cf. the Cycle Time register
* per IEEE 1394 or Isochronous Cycle Timer register per OHCI-1394.
*
* In version 1 and 2 of the ABI, this ioctl returned unreliable (non-
* monotonic) @cycle_timer values on certain controllers.
*/
struct fw_cdev_get_cycle_timer {
__u64 local_time;
__u32 cycle_timer;
};
/**
* struct fw_cdev_get_cycle_timer2 - read cycle timer register
* @tv_sec: system time, seconds
* @tv_nsec: system time, sub-seconds part in nanoseconds
* @clk_id: input parameter, clock from which to get the system time
* @cycle_timer: Cycle Time register contents
*
* The %FW_CDEV_IOC_GET_CYCLE_TIMER2 works like
* %FW_CDEV_IOC_GET_CYCLE_TIMER but lets you choose a clock like with POSIX'
* clock_gettime function. Supported @clk_id values are POSIX' %CLOCK_REALTIME
* and %CLOCK_MONOTONIC and Linux' %CLOCK_MONOTONIC_RAW.
*/
struct fw_cdev_get_cycle_timer2 {
__s64 tv_sec;
__s32 tv_nsec;
__s32 clk_id;
__u32 cycle_timer;
};
/**
* struct fw_cdev_allocate_iso_resource - (De)allocate a channel or bandwidth
* @closure: Passed back to userspace in correponding iso resource events

11
include/linux/firewire.h
View file

@ -65,12 +65,13 @@
#define CSR_DIRECTORY_ID 0x20
struct fw_csr_iterator {
u32 *p;
u32 *end;
const u32 *p;
const u32 *end;
};
void fw_csr_iterator_init(struct fw_csr_iterator *ci, u32 *p);
void fw_csr_iterator_init(struct fw_csr_iterator *ci, const u32 *p);
int fw_csr_iterator_next(struct fw_csr_iterator *ci, int *key, int *value);
int fw_csr_string(const u32 *directory, int key, char *buf, size_t size);
extern struct bus_type fw_bus_type;
@ -162,7 +163,7 @@ struct fw_device {
struct mutex client_list_mutex;
struct list_head client_list;
u32 *config_rom;
const u32 *config_rom;
size_t config_rom_length;
int config_rom_retries;
unsigned is_local:1;
@ -204,7 +205,7 @@ int fw_device_enable_phys_dma(struct fw_device *device);
*/
struct fw_unit {
struct device device;
u32 *directory;
const u32 *directory;
struct fw_attribute_group attribute_group;
};

1
include/linux/pci_ids.h
View file

@ -770,7 +770,6 @@
#define PCI_VENDOR_ID_TI 0x104c
#define PCI_DEVICE_ID_TI_TVP4020 0x3d07
#define PCI_DEVICE_ID_TI_4450 0x8011
#define PCI_DEVICE_ID_TI_TSB43AB22 0x8023
#define PCI_DEVICE_ID_TI_XX21_XX11 0x8031
#define PCI_DEVICE_ID_TI_XX21_XX11_FM 0x8033
#define PCI_DEVICE_ID_TI_XX21_XX11_SD 0x8034