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staging: tidspbridge: Change macros to static inline functions in io_sm

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This patch change to macros to static inline functions, these
macros are used to perform write/read operations in shared memory

Signed-off-by: Armando Uribe <x0095078@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Armando Uribe 2010-07-22 20:25:28 -05:00 committed by Greg Kroah-Hartman
parent 9e342489d7
commit c18c9c910d
2 changed files with 14 additions and 11 deletions
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22
drivers/staging/tidspbridge/core/io_sm.c
View File

@ -149,6 +149,17 @@ static int register_shm_segs(struct io_mgr *hio_mgr,
struct cod_manager *cod_man, struct cod_manager *cod_man,
u32 dw_gpp_base_pa); u32 dw_gpp_base_pa);
static inline void set_chnl_free(struct shm *sm, u32 chnl)
{
sm->host_free_mask &= ~(1 << chnl);
}
static inline void set_chnl_busy(struct shm *sm, u32 chnl)
{
sm->host_free_mask |= 1 << chnl;
}
/* /*
* ======== bridge_io_create ======== * ======== bridge_io_create ========
* Create an IO manager object. * Create an IO manager object.
@ -818,8 +829,7 @@ void io_cancel_chnl(struct io_mgr *hio_mgr, u32 chnl)
sm = hio_mgr->shared_mem; sm = hio_mgr->shared_mem;
/* Inform DSP that we have no more buffers on this channel */ /* Inform DSP that we have no more buffers on this channel */
IO_AND_VALUE(pio_mgr->hbridge_context, struct shm, sm, host_free_mask, set_chnl_free(sm, chnl);
(~(1 << chnl)));
sm_interrupt_dsp(pio_mgr->hbridge_context, MBX_PCPY_CLASS); sm_interrupt_dsp(pio_mgr->hbridge_context, MBX_PCPY_CLASS);
func_end: func_end:
@ -994,8 +1004,7 @@ void io_request_chnl(struct io_mgr *io_manager, struct chnl_object *pchnl,
DBC_ASSERT((pchnl->dw_state == CHNL_STATEREADY) || DBC_ASSERT((pchnl->dw_state == CHNL_STATEREADY) ||
(pchnl->dw_state == CHNL_STATEEOS)); (pchnl->dw_state == CHNL_STATEEOS));
/* Indicate to the DSP we have a buffer available for input */ /* Indicate to the DSP we have a buffer available for input */
IO_OR_VALUE(io_manager->hbridge_context, struct shm, sm, set_chnl_busy(sm, pchnl->chnl_id);
host_free_mask, (1 << pchnl->chnl_id));
*mbx_val = MBX_PCPY_CLASS; *mbx_val = MBX_PCPY_CLASS;
} else if (io_mode == IO_OUTPUT) { } else if (io_mode == IO_OUTPUT) {
/* /*
@ -1156,10 +1165,7 @@ static void input_chnl(struct io_mgr *pio_mgr, struct chnl_object *pchnl,
if (!pchnl->pio_requests) if (!pchnl->pio_requests)
goto func_end; goto func_end;
if (LST_IS_EMPTY(pchnl->pio_requests)) { if (LST_IS_EMPTY(pchnl->pio_requests)) {
IO_AND_VALUE(pio_mgr->hbridge_context, set_chnl_free(sm, pchnl->chnl_id);
struct shm, sm,
host_free_mask,
~(1 << pchnl->chnl_id));
} }
clear_chnl = true; clear_chnl = true;
notify_client = true; notify_client = true;

3
drivers/staging/tidspbridge/include/dspbridge/io_sm.h
View File

@ -33,9 +33,6 @@
#define DSP_FIELD_ADDR(type, field, base, wordsize) \ #define DSP_FIELD_ADDR(type, field, base, wordsize) \
((((s32)&(((type *)0)->field)) / wordsize) + (u32)base) ((((s32)&(((type *)0)->field)) / wordsize) + (u32)base)
#define IO_OR_VALUE(context, type, base, field, value) (base->field |= value)
#define IO_AND_VALUE(context, type, base, field, value) (base->field &= value)
#ifdef CONFIG_TIDSPBRIDGE_DVFS #ifdef CONFIG_TIDSPBRIDGE_DVFS
/* The maximum number of OPPs that are supported */ /* The maximum number of OPPs that are supported */
extern s32 dsp_max_opps; extern s32 dsp_max_opps;