diff options
| author | Boojin Kim <boojin.kim@samsung.com> | 2011-12-26 18:51:41 +0900 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@linux.intel.com> | 2012-03-08 17:59:29 +0530 |
| commit | b06db6e56c0850617291b8921582d04255022425 (patch) | |
| tree | 38b83479591eddd1bdb874cfc714267184fe6e61 /drivers | |
| parent | b7d861d9394534db94f0fb8f4b9d984f996d0528 (diff) | |
DMA: PL330: Removes useless function
Cc: Jassi Brar <jassisinghbrar@gmail.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Boojin Kim <boojin.kim@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Acked-by: Jassi Brar <jassisinghbrar@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/dma/pl330.c | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index 2e351f40fc4..dd74c2478c6 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -1824,52 +1824,6 @@ static int pl330_chan_ctrl(void *ch_id, enum pl330_chan_op op) return ret; } -static int pl330_chan_status(void *ch_id, struct pl330_chanstatus *pstatus) -{ - struct pl330_thread *thrd = ch_id; - struct pl330_dmac *pl330; - struct pl330_info *pi; - void __iomem *regs; - int active; - u32 val; - - if (!pstatus || !thrd || thrd->free) - return -EINVAL; - - pl330 = thrd->dmac; - pi = pl330->pinfo; - regs = pi->base; - - /* The client should remove the DMAC and add again */ - if (pl330->state == DYING) - pstatus->dmac_halted = true; - else - pstatus->dmac_halted = false; - - val = readl(regs + FSC); - if (val & (1 << thrd->id)) - pstatus->faulting = true; - else - pstatus->faulting = false; - - active = thrd->req_running; - - if (active == -1) { - /* Indicate that the thread is not running */ - pstatus->top_req = NULL; - pstatus->wait_req = NULL; - } else { - pstatus->top_req = thrd->req[active].r; - pstatus->wait_req = !IS_FREE(&thrd->req[1 - active]) - ? thrd->req[1 - active].r : NULL; - } - - pstatus->src_addr = readl(regs + SA(thrd->id)); - pstatus->dst_addr = readl(regs + DA(thrd->id)); - - return 0; -} - /* Reserve an event */ static inline int _alloc_event(struct pl330_thread *thrd) { |