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| author | Nicolas Ferre <nicolas.ferre@atmel.com> | 2013-06-07 17:10:53 +0200 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2013-07-05 11:40:55 +0530 |
| commit | 538eea6c7c2387b11fa5ba919743cd36e3a4d42f (patch) | |
| tree | 820639c3a9c0e80a1ca52e6834b4d4559dfcdc12 /drivers/dma/at_hdmac.c | |
| parent | 62971b29825adb06908bad81e7679d1f7904b24d (diff) | |
| download | linux-538eea6c7c2387b11fa5ba919743cd36e3a4d42f.tar.gz linux-538eea6c7c2387b11fa5ba919743cd36e3a4d42f.tar.bz2 linux-538eea6c7c2387b11fa5ba919743cd36e3a4d42f.zip | |
dmaengine: at_hdmac: remove unsuded atc_cleanup_descriptors()
Since patch 7c407d3e54dcc0c79119553c8d5ef176c1d5bc3a (DMA: AT91:
Get residual bytes in dma buffer), the function
atc_cleanup_descriptors() is not used anymore. We remove it to prevent
warnings.
Reported-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/dma/at_hdmac.c')
| -rw-r--r-- | drivers/dma/at_hdmac.c | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index b7050a46bd87..1ee3ed187f4d 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -417,37 +417,6 @@ static void atc_complete_all(struct at_dma_chan *atchan) } /** - * atc_cleanup_descriptors - cleanup up finished descriptors in active_list - * @atchan: channel to be cleaned up - * - * Called with atchan->lock held and bh disabled - */ -static void atc_cleanup_descriptors(struct at_dma_chan *atchan) -{ - struct at_desc *desc, *_desc; - struct at_desc *child; - - dev_vdbg(chan2dev(&atchan->chan_common), "cleanup descriptors\n"); - - list_for_each_entry_safe(desc, _desc, &atchan->active_list, desc_node) { - if (!(desc->lli.ctrla & ATC_DONE)) - /* This one is currently in progress */ - return; - - list_for_each_entry(child, &desc->tx_list, desc_node) - if (!(child->lli.ctrla & ATC_DONE)) - /* Currently in progress */ - return; - - /* - * No descriptors so far seem to be in progress, i.e. - * this chain must be done. - */ - atc_chain_complete(atchan, desc); - } -} - -/** * atc_advance_work - at the end of a transaction, move forward * @atchan: channel where the transaction ended * |