Message ID | 1475154561-12327-1-git-send-email-baoyou.xie@linaro.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Baoyou Xie <baoyou.xie@linaro.org> writes: > We get 1 warning when building kernel with W=1: > drivers/dma/pxa_dma.c:1525:5: warning: no previous prototype for 'pxad_toggle_reserved_channel' [-Wmissing-prototypes] > > In fact, this function is called by no one, so this patch removes it. > > Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org> Okay, yet I'd rather have a revert of commit c91134d91944 ("dmaengine: pxa_dma: add support for legacy transition") , with the commit message saying: The conversion of the pxa architecture is now finished for all drivers, so this functions has fullfilled its purpose and can now be removed. I have a similar patch in my internal tree, but yours can very well go in, as long as it is a revert with a statement explaining why it is necessary now and not before. Cheers. -- Robert
diff --git a/drivers/dma/pxa_dma.c b/drivers/dma/pxa_dma.c index 3f56f9c..7d9b1cc 100644 --- a/drivers/dma/pxa_dma.c +++ b/drivers/dma/pxa_dma.c @@ -1522,15 +1522,6 @@ bool pxad_filter_fn(struct dma_chan *chan, void *param) } EXPORT_SYMBOL_GPL(pxad_filter_fn); -int pxad_toggle_reserved_channel(int legacy_channel) -{ - if (legacy_unavailable & (BIT(legacy_channel))) - return -EBUSY; - legacy_reserved ^= BIT(legacy_channel); - return 0; -} -EXPORT_SYMBOL_GPL(pxad_toggle_reserved_channel); - module_platform_driver(pxad_driver); MODULE_DESCRIPTION("Marvell PXA Peripheral DMA Driver");
We get 1 warning when building kernel with W=1: drivers/dma/pxa_dma.c:1525:5: warning: no previous prototype for 'pxad_toggle_reserved_channel' [-Wmissing-prototypes] In fact, this function is called by no one, so this patch removes it. Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org> --- drivers/dma/pxa_dma.c | 9 --------- 1 file changed, 9 deletions(-)