diff options
| author | Barry Song <Baohua.Song@csr.com> | 2011-09-15 14:06:30 +0400 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2011-09-20 10:21:33 +0400 |
| commit | 463894705e4089d0ff69e7d877312d496ac70e5b (patch) | |
| tree | 5690c961fa4b989861fc7632ce872300338aedc3 /drivers/dma/at_hdmac.c | |
| parent | c12056466d76cdff884402d15f077dd0586e5215 (diff) | |
| download | linux-463894705e4089d0ff69e7d877312d496ac70e5b.tar.xz | |
dmaengine: delete redundant chan_id and chancnt initialization in dma drivers
dma_async_device_register will re-init chan_id and chancnt,
so whatever chan_id and chancnt are set in drivers, they will
be re-written by dma_async_device_register.
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Viresh Kumar <viresh.kumar@st.com>
Cc: Vinod Koul <vinod.koul@intel.com>
Cc: Piotr Ziecik <kosmo@semihalf.com>
Cc: Yong Wang <yong.y.wang@intel.com>
Cc: Jaswinder Singh <jassi.brar@samsung.com>
Cc: Pelagicore AB <info@pelagicore.com>
Signed-off-by: Barry Song <Baohua.Song@csr.com>
Acked-by: Viresh Kumar <viresh.kumar@st.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/at_hdmac.c')
| -rw-r--r-- | drivers/dma/at_hdmac.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index 3b99dc62874b..fcfa0a8b5c59 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -1268,12 +1268,11 @@ static int __init at_dma_probe(struct platform_device *pdev) /* initialize channels related values */ INIT_LIST_HEAD(&atdma->dma_common.channels); - for (i = 0; i < pdata->nr_channels; i++, atdma->dma_common.chancnt++) { + for (i = 0; i < pdata->nr_channels; i++) { struct at_dma_chan *atchan = &atdma->chan[i]; atchan->chan_common.device = &atdma->dma_common; atchan->chan_common.cookie = atchan->completed_cookie = 1; - atchan->chan_common.chan_id = i; list_add_tail(&atchan->chan_common.device_node, &atdma->dma_common.channels); @@ -1314,7 +1313,7 @@ static int __init at_dma_probe(struct platform_device *pdev) dev_info(&pdev->dev, "Atmel AHB DMA Controller ( %s%s), %d channels\n", dma_has_cap(DMA_MEMCPY, atdma->dma_common.cap_mask) ? "cpy " : "", dma_has_cap(DMA_SLAVE, atdma->dma_common.cap_mask) ? "slave " : "", - atdma->dma_common.chancnt); + pdata->nr_channels); dma_async_device_register(&atdma->dma_common); |