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| author | Russell King - ARM Linux <linux@arm.linux.org.uk> | 2012-03-06 22:34:06 +0000 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@linux.intel.com> | 2012-03-13 11:36:06 +0530 |
| commit | 4d4e58de32a192fea65ab84509d17d199bd291c8 (patch) | |
| tree | be35531778c9cc6bee73beb94d07e176a6f3599d /drivers/dma/at_hdmac_regs.h | |
| parent | 08714f60b0fc6ea3a060b69b32e77139f14e6045 (diff) | |
| download | linux-4d4e58de32a192fea65ab84509d17d199bd291c8.tar.bz2 | |
dmaengine: move last completed cookie into generic dma_chan structure
Every DMA engine implementation declares a last completed dma cookie
in their private dma channel structures. This is pointless, and
forces driver specific code. Move this out into the common dma_chan
structure.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Tested-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Jassi Brar <jassisinghbrar@gmail.com>
[imx-sdma.c & mxs-dma.c]
Tested-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers/dma/at_hdmac_regs.h')
| -rw-r--r-- | drivers/dma/at_hdmac_regs.h | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/dma/at_hdmac_regs.h b/drivers/dma/at_hdmac_regs.h index a8d3277d60b5..08fd8a0ae797 100644 --- a/drivers/dma/at_hdmac_regs.h +++ b/drivers/dma/at_hdmac_regs.h @@ -208,7 +208,6 @@ enum atc_status { * @save_dscr: for cyclic operations, preserve next descriptor address in * the cyclic list on suspend/resume cycle * @lock: serializes enqueue/dequeue operations to descriptors lists - * @completed_cookie: identifier for the most recently completed operation * @active_list: list of descriptors dmaengine is being running on * @queue: list of descriptors ready to be submitted to engine * @free_list: list of descriptors usable by the channel @@ -227,7 +226,6 @@ struct at_dma_chan { spinlock_t lock; /* these other elements are all protected by lock */ - dma_cookie_t completed_cookie; struct list_head active_list; struct list_head queue; struct list_head free_list; |