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author | Víctor Manuel Jáquez Leal <vjaquez@igalia.com> | 2012-03-09 01:03:41 +0100 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-03-09 13:21:06 -0800 |
commit | 311abd9ac44f72f4d10adaaf3af1c273b0f71db8 (patch) | |
tree | fe2f26e5690b42909d2155b75464f56b3c8a5490 /drivers/staging/tidspbridge | |
parent | 2f69a43b8f5befc3d110c22a2823170f720432ff (diff) | |
download | op-kernel-dev-311abd9ac44f72f4d10adaaf3af1c273b0f71db8.zip op-kernel-dev-311abd9ac44f72f4d10adaaf3af1c273b0f71db8.tar.gz |
staging: tidspbridge: remove strm_init() and strm_exit()
The strm module has a strm_init() and a strm_exit() whose only purpose
is to keep a reference counting which is not used at all.
This patch removes these functions and the reference count variable.
There is no functional changes.
Signed-off-by: Víctor Manuel Jáquez Leal <vjaquez@igalia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/tidspbridge')
-rw-r--r-- | drivers/staging/tidspbridge/include/dspbridge/strm.h | 38 | ||||
-rw-r--r-- | drivers/staging/tidspbridge/pmgr/dspapi.c | 7 | ||||
-rw-r--r-- | drivers/staging/tidspbridge/rmgr/strm.c | 28 |
3 files changed, 2 insertions, 71 deletions
diff --git a/drivers/staging/tidspbridge/include/dspbridge/strm.h b/drivers/staging/tidspbridge/include/dspbridge/strm.h index 613fe53..dacf0c2 100644 --- a/drivers/staging/tidspbridge/include/dspbridge/strm.h +++ b/drivers/staging/tidspbridge/include/dspbridge/strm.h @@ -40,7 +40,6 @@ * -EPERM: Failure occurred, unable to allocate buffers. * -EINVAL: usize must be > 0 bytes. * Requires: - * strm_init(void) called. * ap_buffer != NULL. * Ensures: */ @@ -63,7 +62,6 @@ extern int strm_allocate_buffer(struct strm_res_object *strmres, * been reclaimed. * -EPERM: Failure to close stream. * Requires: - * strm_init(void) called. * Ensures: */ extern int strm_close(struct strm_res_object *strmres, @@ -83,7 +81,6 @@ extern int strm_close(struct strm_res_object *strmres, * -ENOMEM: Insufficient memory for requested resources. * -EPERM: General failure. * Requires: - * strm_init(void) called. * strm_man != NULL. * dev_obj != NULL. * Ensures: @@ -101,7 +98,6 @@ extern int strm_create(struct strm_mgr **strm_man, * strm_mgr_obj: Handle to STRM manager object from strm_create. * Returns: * Requires: - * strm_init(void) called. * Valid strm_mgr_obj. * Ensures: * strm_mgr_obj is not valid. @@ -109,18 +105,6 @@ extern int strm_create(struct strm_mgr **strm_man, extern void strm_delete(struct strm_mgr *strm_mgr_obj); /* - * ======== strm_exit ======== - * Purpose: - * Discontinue usage of STRM module. - * Parameters: - * Returns: - * Requires: - * strm_init(void) successfully called before. - * Ensures: - */ -extern void strm_exit(void); - -/* * ======== strm_free_buffer ======== * Purpose: * Free buffer(s) allocated with strm_allocate_buffer. @@ -133,7 +117,6 @@ extern void strm_exit(void); * -EFAULT: Invalid stream handle. * -EPERM: Failure occurred, unable to free buffers. * Requires: - * strm_init(void) called. * ap_buffer != NULL. * Ensures: */ @@ -156,7 +139,6 @@ extern int strm_free_buffer(struct strm_res_object *strmres, * -EINVAL: stream_info_size < sizeof(dsp_streaminfo). * -EPERM: Unable to get stream info. * Requires: - * strm_init(void) called. * stream_info != NULL. * Ensures: */ @@ -184,24 +166,11 @@ extern int strm_get_info(struct strm_object *stream_obj, * -ETIME: A timeout occurred before the stream could be idled. * -EPERM: Unable to idle stream. * Requires: - * strm_init(void) called. * Ensures: */ extern int strm_idle(struct strm_object *stream_obj, bool flush_data); /* - * ======== strm_init ======== - * Purpose: - * Initialize the STRM module. - * Parameters: - * Returns: - * TRUE if initialization succeeded, FALSE otherwise. - * Requires: - * Ensures: - */ -extern bool strm_init(void); - -/* * ======== strm_issue ======== * Purpose: * Send a buffer of data to a stream. @@ -217,8 +186,7 @@ extern bool strm_init(void); * -ENOSR: The stream is full. * -EPERM: Failure occurred, unable to issue buffer. * Requires: - * strm_init(void) called. - * pbuf != NULL. +* pbuf != NULL. * Ensures: */ extern int strm_issue(struct strm_object *stream_obj, u8 * pbuf, @@ -244,7 +212,6 @@ extern int strm_issue(struct strm_object *stream_obj, u8 * pbuf, * Unable to open stream. * -EINVAL: Invalid index. * Requires: - * strm_init(void) called. * strmres != NULL. * pattr != NULL. * Ensures: @@ -275,7 +242,6 @@ extern int strm_open(struct node_object *hnode, u32 dir, * retrieved. * -EPERM: Failure occurred, unable to reclaim buffer. * Requires: - * strm_init(void) called. * buf_ptr != NULL. * nbytes != NULL. * pdw_arg != NULL. @@ -302,7 +268,6 @@ extern int strm_reclaim(struct strm_object *stream_obj, * -ENOSYS: Notification type specified by notify_type is not * supported. * Requires: - * strm_init(void) called. * hnotification != NULL. * Ensures: */ @@ -328,7 +293,6 @@ extern int strm_register_notify(struct strm_object *stream_obj, * -ETIME: A timeout occurred before a stream became ready. * -EPERM: Failure occurred, unable to select a stream. * Requires: - * strm_init(void) called. * strm_tab != NULL. * strms > 0. * pmask != NULL. diff --git a/drivers/staging/tidspbridge/pmgr/dspapi.c b/drivers/staging/tidspbridge/pmgr/dspapi.c index b1a99f7..06e3b24 100644 --- a/drivers/staging/tidspbridge/pmgr/dspapi.c +++ b/drivers/staging/tidspbridge/pmgr/dspapi.c @@ -271,7 +271,6 @@ void api_exit(void) chnl_exit(); msg_exit(); io_exit(); - strm_exit(); mgr_exit(); rmm_exit(); } @@ -286,12 +285,11 @@ bool api_init(void) { bool ret = true; bool fdev, fchnl, fmsg, fio; - bool fmgr, fstrm, frmm; + bool fmgr, frmm; if (api_c_refs == 0) { /* initialize driver and other modules */ fmgr = mgr_init(); - fstrm = strm_init(); frmm = rmm_init(); fchnl = chnl_init(); fmsg = msg_mod_init(); @@ -304,9 +302,6 @@ bool api_init(void) if (fmgr) mgr_exit(); - if (fstrm) - strm_exit(); - if (fchnl) chnl_exit(); diff --git a/drivers/staging/tidspbridge/rmgr/strm.c b/drivers/staging/tidspbridge/rmgr/strm.c index bd684f1..34cc934 100644 --- a/drivers/staging/tidspbridge/rmgr/strm.c +++ b/drivers/staging/tidspbridge/rmgr/strm.c @@ -81,9 +81,6 @@ struct strm_object { struct cmm_xlatorobject *xlator; }; -/* ----------------------------------- Globals */ -static u32 refs; /* module reference count */ - /* ----------------------------------- Function Prototypes */ static int delete_strm(struct strm_object *stream_obj); @@ -222,16 +219,6 @@ void strm_delete(struct strm_mgr *strm_mgr_obj) } /* - * ======== strm_exit ======== - * Purpose: - * Discontinue usage of STRM module. - */ -void strm_exit(void) -{ - refs--; -} - -/* * ======== strm_free_buffer ======== * Purpose: * Frees the buffers allocated for a stream. @@ -350,21 +337,6 @@ int strm_idle(struct strm_object *stream_obj, bool flush_data) } /* - * ======== strm_init ======== - * Purpose: - * Initialize the STRM module. - */ -bool strm_init(void) -{ - bool ret = true; - - if (ret) - refs++; - - return ret; -} - -/* * ======== strm_issue ======== * Purpose: * Issues a buffer on a stream |