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authorLinus Torvalds <torvalds@linux-foundation.org>2010-03-03 19:08:44 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-03 19:08:44 +0300
commitc1dcb4bb1e3e16e9baee578d9bb040e5fba1063e (patch)
tree1bba995740aed8ef9a47111c1ee6ceeda84af836 /include
parent60f8a8d4c6c46bb080e8e65d30be31b172a39a78 (diff)
parent6fdb2ee243404c7cbf530387bf904ad1841ebf5b (diff)
downloadlinux-c1dcb4bb1e3e16e9baee578d9bb040e5fba1063e.tar.xz
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: (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 ...
Diffstat (limited to 'include')
-rw-r--r--include/linux/firewire-cdev.h40
-rw-r--r--include/linux/firewire.h11
-rw-r--r--include/linux/pci_ids.h1
3 files changed, 41 insertions, 11 deletions
diff --git a/include/linux/firewire-cdev.h b/include/linux/firewire-cdev.h
index 520ecf86cbb3..40b11013408e 100644
--- a/include/linux/firewire-cdev.h
+++ b/include/linux/firewire-cdev.h
@@ -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
@@ -544,14 +551,18 @@ 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;
@@ -559,6 +570,25 @@ struct fw_cdev_get_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
* @channels: Isochronous channels of which one is to be (de)allocated
diff --git a/include/linux/firewire.h b/include/linux/firewire.h
index a0e67150a729..4bd94bf5e739 100644
--- a/include/linux/firewire.h
+++ b/include/linux/firewire.h
@@ -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;
};
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 0be824320580..c0e207c0c45a 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -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