staging: tidspbridge: remove io_init() and io_exit()

The io module has a io_init() and a io_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>
This commit is contained in:
Víctor Manuel Jáquez Leal 2012-03-09 01:03:45 +01:00 committed by Greg Kroah-Hartman
parent 1471d6c69f
commit b4aac487b0
3 changed files with 2 additions and 65 deletions

View File

@ -55,7 +55,6 @@ struct io_attrs {
* -EINVAL: Invalid DSP word size (must be > 0).
* Invalid base address for DSP communications.
* Requires:
* io_init(void) called.
* io_man != NULL.
* mgr_attrts != NULL.
* Ensures:
@ -74,36 +73,8 @@ extern int io_create(struct io_mgr **io_man,
* 0: Success.
* -EFAULT: hio_mgr was invalid.
* Requires:
* io_init(void) called.
* Ensures:
*/
extern int io_destroy(struct io_mgr *hio_mgr);
/*
* ======== io_exit ========
* Purpose:
* Discontinue usage of the IO module.
* Parameters:
* Returns:
* Requires:
* io_init(void) previously called.
* Ensures:
* Resources, if any acquired in io_init(void), are freed when the last
* client of IO calls io_exit(void).
*/
extern void io_exit(void);
/*
* ======== io_init ========
* Purpose:
* Initialize the IO module's private state.
* Parameters:
* Returns:
* TRUE if initialized; FALSE if error occurred.
* Requires:
* Ensures:
* A requirement for each of the other public CHNL functions.
*/
extern bool io_init(void);
#endif /* CHNL_ */

View File

@ -268,7 +268,6 @@ void api_exit(void)
if (api_c_refs == 0) {
/* Release all modules initialized in api_init(). */
dev_exit();
io_exit();
mgr_exit();
}
}
@ -281,24 +280,19 @@ void api_exit(void)
bool api_init(void)
{
bool ret = true;
bool fdev, fio;
bool fdev;
bool fmgr;
if (api_c_refs == 0) {
/* initialize driver and other modules */
fmgr = mgr_init();
fio = io_init();
fdev = dev_init();
ret = fdev && fio;
ret = ret && fmgr;
ret = fdev && fmgr;
if (!ret) {
if (fmgr)
mgr_exit();
if (fio)
io_exit();
if (fdev)
dev_exit();
}

View File

@ -30,9 +30,6 @@
#include <ioobj.h>
#include <dspbridge/io.h>
/* ----------------------------------- Globals */
static u32 refs;
/*
* ======== io_create ========
* Purpose:
@ -94,28 +91,3 @@ int io_destroy(struct io_mgr *hio_mgr)
return status;
}
/*
* ======== io_exit ========
* Purpose:
* Discontinue usage of the IO module.
*/
void io_exit(void)
{
refs--;
}
/*
* ======== io_init ========
* Purpose:
* Initialize the IO module's private state.
*/
bool io_init(void)
{
bool ret = true;
if (ret)
refs++;
return ret;
}