[Xenomai-git] Jan Kiszka : RTDM: Add rtdm_context_put()
Module: xenomai-jki
Branch: for-upstream
Commit: dd66084b421a998bbc402a5fd0482cd30a2daf33
URL:
http://git.xenomai.org/?p=xenomai-jki.git;a=commit;h=dd66084b421a998bbc402a5fd0482cd30a2daf33
Author: Jan Kiszka jan.kis...@siemens.com
Date: Fri Apr 2 11:26:21 2010 +0200
RTDM: Add rtdm_context_put()
As suggested by Philippe: This is an alias of rtdm_context_unlock(), but
it is more intuitive to match it with rtdm_context_get() calls.
CC: Philippe Gerum r...@xenomai.org
Signed-off-by: Jan Kiszka jan.kis...@siemens.com
---
include/rtdm/rtdm_driver.h |5 +
ksrc/skins/rtdm/API.CHANGES |1 +
ksrc/skins/rtdm/core.c | 29 +
3 files changed, 31 insertions(+), 4 deletions(-)
diff --git a/include/rtdm/rtdm_driver.h b/include/rtdm/rtdm_driver.h
index 3fc9071..07b73a3 100644
--- a/include/rtdm/rtdm_driver.h
+++ b/include/rtdm/rtdm_driver.h
@@ -568,6 +568,11 @@ static inline void rtdm_context_unlock(struct
rtdm_dev_context *context)
atomic_dec(context-close_lock_count);
}
+static inline void rtdm_context_put(struct rtdm_dev_context *context)
+{
+ rtdm_context_unlock(context);
+}
+
/* --- clock services --- */
struct xntbase;
extern struct xntbase *rtdm_tbase;
diff --git a/ksrc/skins/rtdm/API.CHANGES b/ksrc/skins/rtdm/API.CHANGES
index 64a4b38..73c1850 100644
--- a/ksrc/skins/rtdm/API.CHANGES
+++ b/ksrc/skins/rtdm/API.CHANGES
@@ -9,6 +9,7 @@ Scheduled modifications (unsorted):
Revision 8:
o Added rtdm_rt_capable.
+ o Added rtdm_context_put as logic match to rtdm_context_get
Revision 7:
o Added callbacks and services to enable select support.
diff --git a/ksrc/skins/rtdm/core.c b/ksrc/skins/rtdm/core.c
index ba4dc63..e04b3f6 100644
--- a/ksrc/skins/rtdm/core.c
+++ b/ksrc/skins/rtdm/core.c
@@ -50,14 +50,14 @@ EXPORT_SYMBOL(rtdm_tbase);
DEFINE_XNLOCK(rt_fildes_lock);
/**
- * @brief Resolve file descriptor to device context
+ * @brief Retrieve and lock a device context
*
* @param[in] fd File descriptor
*
* @return Pointer to associated device context, or NULL on error
*
- * @note The device context has to be unlocked using rtdm_context_unlock()
- * when it is no longer referenced.
+ * @note The device context has to be unlocked using rtdm_context_put() when
+ * it is no longer referenced.
*
* Environments:
*
@@ -612,7 +612,7 @@ void rtdm_context_lock(struct rtdm_dev_context *context);
*
* @param[in] context Device context
*
- * @note Every successful call to rtdm_context_get() must be matched by a
+ * @note Every call to rtdm_context_locked() must be matched by a
* rtdm_context_unlock() invocation.
*
* Environments:
@@ -629,6 +629,27 @@ void rtdm_context_lock(struct rtdm_dev_context *context);
void rtdm_context_unlock(struct rtdm_dev_context *context);
/**
+ * @brief Release a device context obtained via rtdm_context_get()
+ *
+ * @param[in] context Device context
+ *
+ * @note Every successful call to rtdm_context_get() must be matched by a
+ * rtdm_context_put() invocation.
+ *
+ * Environments:
+ *
+ * This service can be called from:
+ *
+ * - Kernel module initialization/cleanup code
+ * - Interrupt service routine
+ * - Kernel-based task
+ * - User-space task (RT, non-RT)
+ *
+ * Rescheduling: never.
+ */
+void rtdm_context_put(struct rtdm_dev_context *context);
+
+/**
* @brief Open a device
*
* Refer to rt_dev_open() for parameters and return values
___
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[Xenomai-git] Jan Kiszka : RTDM: Add rtdm_context_put()
Module: xenomai-2.5
Branch: master
Commit: dd66084b421a998bbc402a5fd0482cd30a2daf33
URL:
http://git.xenomai.org/?p=xenomai-2.5.git;a=commit;h=dd66084b421a998bbc402a5fd0482cd30a2daf33
Author: Jan Kiszka jan.kis...@siemens.com
Date: Fri Apr 2 11:26:21 2010 +0200
RTDM: Add rtdm_context_put()
As suggested by Philippe: This is an alias of rtdm_context_unlock(), but
it is more intuitive to match it with rtdm_context_get() calls.
CC: Philippe Gerum r...@xenomai.org
Signed-off-by: Jan Kiszka jan.kis...@siemens.com
---
include/rtdm/rtdm_driver.h |5 +
ksrc/skins/rtdm/API.CHANGES |1 +
ksrc/skins/rtdm/core.c | 29 +
3 files changed, 31 insertions(+), 4 deletions(-)
diff --git a/include/rtdm/rtdm_driver.h b/include/rtdm/rtdm_driver.h
index 3fc9071..07b73a3 100644
--- a/include/rtdm/rtdm_driver.h
+++ b/include/rtdm/rtdm_driver.h
@@ -568,6 +568,11 @@ static inline void rtdm_context_unlock(struct
rtdm_dev_context *context)
atomic_dec(context-close_lock_count);
}
+static inline void rtdm_context_put(struct rtdm_dev_context *context)
+{
+ rtdm_context_unlock(context);
+}
+
/* --- clock services --- */
struct xntbase;
extern struct xntbase *rtdm_tbase;
diff --git a/ksrc/skins/rtdm/API.CHANGES b/ksrc/skins/rtdm/API.CHANGES
index 64a4b38..73c1850 100644
--- a/ksrc/skins/rtdm/API.CHANGES
+++ b/ksrc/skins/rtdm/API.CHANGES
@@ -9,6 +9,7 @@ Scheduled modifications (unsorted):
Revision 8:
o Added rtdm_rt_capable.
+ o Added rtdm_context_put as logic match to rtdm_context_get
Revision 7:
o Added callbacks and services to enable select support.
diff --git a/ksrc/skins/rtdm/core.c b/ksrc/skins/rtdm/core.c
index ba4dc63..e04b3f6 100644
--- a/ksrc/skins/rtdm/core.c
+++ b/ksrc/skins/rtdm/core.c
@@ -50,14 +50,14 @@ EXPORT_SYMBOL(rtdm_tbase);
DEFINE_XNLOCK(rt_fildes_lock);
/**
- * @brief Resolve file descriptor to device context
+ * @brief Retrieve and lock a device context
*
* @param[in] fd File descriptor
*
* @return Pointer to associated device context, or NULL on error
*
- * @note The device context has to be unlocked using rtdm_context_unlock()
- * when it is no longer referenced.
+ * @note The device context has to be unlocked using rtdm_context_put() when
+ * it is no longer referenced.
*
* Environments:
*
@@ -612,7 +612,7 @@ void rtdm_context_lock(struct rtdm_dev_context *context);
*
* @param[in] context Device context
*
- * @note Every successful call to rtdm_context_get() must be matched by a
+ * @note Every call to rtdm_context_locked() must be matched by a
* rtdm_context_unlock() invocation.
*
* Environments:
@@ -629,6 +629,27 @@ void rtdm_context_lock(struct rtdm_dev_context *context);
void rtdm_context_unlock(struct rtdm_dev_context *context);
/**
+ * @brief Release a device context obtained via rtdm_context_get()
+ *
+ * @param[in] context Device context
+ *
+ * @note Every successful call to rtdm_context_get() must be matched by a
+ * rtdm_context_put() invocation.
+ *
+ * Environments:
+ *
+ * This service can be called from:
+ *
+ * - Kernel module initialization/cleanup code
+ * - Interrupt service routine
+ * - Kernel-based task
+ * - User-space task (RT, non-RT)
+ *
+ * Rescheduling: never.
+ */
+void rtdm_context_put(struct rtdm_dev_context *context);
+
+/**
* @brief Open a device
*
* Refer to rt_dev_open() for parameters and return values
___
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[Xenomai-git] Jan Kiszka : RTDM: Add rtdm_context_put()
Module: xenomai-jki
Branch: for-upstream
Commit: 105d215d1f805f6a9a228d7d6c20c260b114d957
URL:
http://git.xenomai.org/?p=xenomai-jki.git;a=commit;h=105d215d1f805f6a9a228d7d6c20c260b114d957
Author: Jan Kiszka jan.kis...@siemens.com
Date: Fri Apr 2 11:26:21 2010 +0200
RTDM: Add rtdm_context_put()
As suggested by Philippe: This is an alias of rtdm_context_unlock(), but
it is more intuitive to match it with rtdm_context_get() calls.
CC: Philippe Gerum r...@xenomai.org
Signed-off-by: Jan Kiszka jan.kis...@siemens.com
---
include/rtdm/rtdm_driver.h |5 +
ksrc/skins/rtdm/API.CHANGES |1 +
ksrc/skins/rtdm/core.c | 29 +
3 files changed, 31 insertions(+), 4 deletions(-)
diff --git a/include/rtdm/rtdm_driver.h b/include/rtdm/rtdm_driver.h
index 310df09..3f79abc 100644
--- a/include/rtdm/rtdm_driver.h
+++ b/include/rtdm/rtdm_driver.h
@@ -568,6 +568,11 @@ static inline void rtdm_context_unlock(struct
rtdm_dev_context *context)
atomic_dec(context-close_lock_count);
}
+static inline void rtdm_context_put(struct rtdm_dev_context *context)
+{
+ rtdm_context_unlock(context);
+}
+
/* --- clock services --- */
struct xntbase;
extern struct xntbase *rtdm_tbase;
diff --git a/ksrc/skins/rtdm/API.CHANGES b/ksrc/skins/rtdm/API.CHANGES
index 64a4b38..73c1850 100644
--- a/ksrc/skins/rtdm/API.CHANGES
+++ b/ksrc/skins/rtdm/API.CHANGES
@@ -9,6 +9,7 @@ Scheduled modifications (unsorted):
Revision 8:
o Added rtdm_rt_capable.
+ o Added rtdm_context_put as logic match to rtdm_context_get
Revision 7:
o Added callbacks and services to enable select support.
diff --git a/ksrc/skins/rtdm/core.c b/ksrc/skins/rtdm/core.c
index ba4dc63..e04b3f6 100644
--- a/ksrc/skins/rtdm/core.c
+++ b/ksrc/skins/rtdm/core.c
@@ -50,14 +50,14 @@ EXPORT_SYMBOL(rtdm_tbase);
DEFINE_XNLOCK(rt_fildes_lock);
/**
- * @brief Resolve file descriptor to device context
+ * @brief Retrieve and lock a device context
*
* @param[in] fd File descriptor
*
* @return Pointer to associated device context, or NULL on error
*
- * @note The device context has to be unlocked using rtdm_context_unlock()
- * when it is no longer referenced.
+ * @note The device context has to be unlocked using rtdm_context_put() when
+ * it is no longer referenced.
*
* Environments:
*
@@ -612,7 +612,7 @@ void rtdm_context_lock(struct rtdm_dev_context *context);
*
* @param[in] context Device context
*
- * @note Every successful call to rtdm_context_get() must be matched by a
+ * @note Every call to rtdm_context_locked() must be matched by a
* rtdm_context_unlock() invocation.
*
* Environments:
@@ -629,6 +629,27 @@ void rtdm_context_lock(struct rtdm_dev_context *context);
void rtdm_context_unlock(struct rtdm_dev_context *context);
/**
+ * @brief Release a device context obtained via rtdm_context_get()
+ *
+ * @param[in] context Device context
+ *
+ * @note Every successful call to rtdm_context_get() must be matched by a
+ * rtdm_context_put() invocation.
+ *
+ * Environments:
+ *
+ * This service can be called from:
+ *
+ * - Kernel module initialization/cleanup code
+ * - Interrupt service routine
+ * - Kernel-based task
+ * - User-space task (RT, non-RT)
+ *
+ * Rescheduling: never.
+ */
+void rtdm_context_put(struct rtdm_dev_context *context);
+
+/**
* @brief Open a device
*
* Refer to rt_dev_open() for parameters and return values
___
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[Xenomai-git] Jan Kiszka : RTDM: Add rtdm_context_put()
Module: xenomai-jki
Branch: for-upstream
Commit: 7ef87837969b593a91e9431e540fd781b5b719de
URL:
http://git.xenomai.org/?p=xenomai-jki.git;a=commit;h=7ef87837969b593a91e9431e540fd781b5b719de
Author: Jan Kiszka jan.kis...@siemens.com
Date: Fri Apr 2 11:26:21 2010 +0200
RTDM: Add rtdm_context_put()
As suggested by Philippe: This is an alias of rtdm_context_unlock(), but
it is more intuitive to match it with rtdm_context_get() calls.
Signed-off-by: Jan Kiszka jan.kis...@siemens.com
---
include/rtdm/rtdm_driver.h |5 +
ksrc/skins/rtdm/API.CHANGES |1 +
ksrc/skins/rtdm/core.c | 29 +
3 files changed, 31 insertions(+), 4 deletions(-)
diff --git a/include/rtdm/rtdm_driver.h b/include/rtdm/rtdm_driver.h
index 310df09..3f79abc 100644
--- a/include/rtdm/rtdm_driver.h
+++ b/include/rtdm/rtdm_driver.h
@@ -568,6 +568,11 @@ static inline void rtdm_context_unlock(struct
rtdm_dev_context *context)
atomic_dec(context-close_lock_count);
}
+static inline void rtdm_context_put(struct rtdm_dev_context *context)
+{
+ rtdm_context_unlock(context);
+}
+
/* --- clock services --- */
struct xntbase;
extern struct xntbase *rtdm_tbase;
diff --git a/ksrc/skins/rtdm/API.CHANGES b/ksrc/skins/rtdm/API.CHANGES
index 64a4b38..73c1850 100644
--- a/ksrc/skins/rtdm/API.CHANGES
+++ b/ksrc/skins/rtdm/API.CHANGES
@@ -9,6 +9,7 @@ Scheduled modifications (unsorted):
Revision 8:
o Added rtdm_rt_capable.
+ o Added rtdm_context_put as logic match to rtdm_context_get
Revision 7:
o Added callbacks and services to enable select support.
diff --git a/ksrc/skins/rtdm/core.c b/ksrc/skins/rtdm/core.c
index ba4dc63..e04b3f6 100644
--- a/ksrc/skins/rtdm/core.c
+++ b/ksrc/skins/rtdm/core.c
@@ -50,14 +50,14 @@ EXPORT_SYMBOL(rtdm_tbase);
DEFINE_XNLOCK(rt_fildes_lock);
/**
- * @brief Resolve file descriptor to device context
+ * @brief Retrieve and lock a device context
*
* @param[in] fd File descriptor
*
* @return Pointer to associated device context, or NULL on error
*
- * @note The device context has to be unlocked using rtdm_context_unlock()
- * when it is no longer referenced.
+ * @note The device context has to be unlocked using rtdm_context_put() when
+ * it is no longer referenced.
*
* Environments:
*
@@ -612,7 +612,7 @@ void rtdm_context_lock(struct rtdm_dev_context *context);
*
* @param[in] context Device context
*
- * @note Every successful call to rtdm_context_get() must be matched by a
+ * @note Every call to rtdm_context_locked() must be matched by a
* rtdm_context_unlock() invocation.
*
* Environments:
@@ -629,6 +629,27 @@ void rtdm_context_lock(struct rtdm_dev_context *context);
void rtdm_context_unlock(struct rtdm_dev_context *context);
/**
+ * @brief Release a device context obtained via rtdm_context_get()
+ *
+ * @param[in] context Device context
+ *
+ * @note Every successful call to rtdm_context_get() must be matched by a
+ * rtdm_context_put() invocation.
+ *
+ * Environments:
+ *
+ * This service can be called from:
+ *
+ * - Kernel module initialization/cleanup code
+ * - Interrupt service routine
+ * - Kernel-based task
+ * - User-space task (RT, non-RT)
+ *
+ * Rescheduling: never.
+ */
+void rtdm_context_put(struct rtdm_dev_context *context);
+
+/**
* @brief Open a device
*
* Refer to rt_dev_open() for parameters and return values
___
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[Xenomai-git] Jan Kiszka : RTDM: Add rtdm_context_put()
Module: xenomai-jki
Branch: queues/proc
Commit: 7ef87837969b593a91e9431e540fd781b5b719de
URL:
http://git.xenomai.org/?p=xenomai-jki.git;a=commit;h=7ef87837969b593a91e9431e540fd781b5b719de
Author: Jan Kiszka jan.kis...@siemens.com
Date: Fri Apr 2 11:26:21 2010 +0200
RTDM: Add rtdm_context_put()
As suggested by Philippe: This is an alias of rtdm_context_unlock(), but
it is more intuitive to match it with rtdm_context_get() calls.
Signed-off-by: Jan Kiszka jan.kis...@siemens.com
---
include/rtdm/rtdm_driver.h |5 +
ksrc/skins/rtdm/API.CHANGES |1 +
ksrc/skins/rtdm/core.c | 29 +
3 files changed, 31 insertions(+), 4 deletions(-)
diff --git a/include/rtdm/rtdm_driver.h b/include/rtdm/rtdm_driver.h
index 310df09..3f79abc 100644
--- a/include/rtdm/rtdm_driver.h
+++ b/include/rtdm/rtdm_driver.h
@@ -568,6 +568,11 @@ static inline void rtdm_context_unlock(struct
rtdm_dev_context *context)
atomic_dec(context-close_lock_count);
}
+static inline void rtdm_context_put(struct rtdm_dev_context *context)
+{
+ rtdm_context_unlock(context);
+}
+
/* --- clock services --- */
struct xntbase;
extern struct xntbase *rtdm_tbase;
diff --git a/ksrc/skins/rtdm/API.CHANGES b/ksrc/skins/rtdm/API.CHANGES
index 64a4b38..73c1850 100644
--- a/ksrc/skins/rtdm/API.CHANGES
+++ b/ksrc/skins/rtdm/API.CHANGES
@@ -9,6 +9,7 @@ Scheduled modifications (unsorted):
Revision 8:
o Added rtdm_rt_capable.
+ o Added rtdm_context_put as logic match to rtdm_context_get
Revision 7:
o Added callbacks and services to enable select support.
diff --git a/ksrc/skins/rtdm/core.c b/ksrc/skins/rtdm/core.c
index ba4dc63..e04b3f6 100644
--- a/ksrc/skins/rtdm/core.c
+++ b/ksrc/skins/rtdm/core.c
@@ -50,14 +50,14 @@ EXPORT_SYMBOL(rtdm_tbase);
DEFINE_XNLOCK(rt_fildes_lock);
/**
- * @brief Resolve file descriptor to device context
+ * @brief Retrieve and lock a device context
*
* @param[in] fd File descriptor
*
* @return Pointer to associated device context, or NULL on error
*
- * @note The device context has to be unlocked using rtdm_context_unlock()
- * when it is no longer referenced.
+ * @note The device context has to be unlocked using rtdm_context_put() when
+ * it is no longer referenced.
*
* Environments:
*
@@ -612,7 +612,7 @@ void rtdm_context_lock(struct rtdm_dev_context *context);
*
* @param[in] context Device context
*
- * @note Every successful call to rtdm_context_get() must be matched by a
+ * @note Every call to rtdm_context_locked() must be matched by a
* rtdm_context_unlock() invocation.
*
* Environments:
@@ -629,6 +629,27 @@ void rtdm_context_lock(struct rtdm_dev_context *context);
void rtdm_context_unlock(struct rtdm_dev_context *context);
/**
+ * @brief Release a device context obtained via rtdm_context_get()
+ *
+ * @param[in] context Device context
+ *
+ * @note Every successful call to rtdm_context_get() must be matched by a
+ * rtdm_context_put() invocation.
+ *
+ * Environments:
+ *
+ * This service can be called from:
+ *
+ * - Kernel module initialization/cleanup code
+ * - Interrupt service routine
+ * - Kernel-based task
+ * - User-space task (RT, non-RT)
+ *
+ * Rescheduling: never.
+ */
+void rtdm_context_put(struct rtdm_dev_context *context);
+
+/**
* @brief Open a device
*
* Refer to rt_dev_open() for parameters and return values
___
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