On Tue, Jan 22, 2013 at 03:40:06PM +0000, Sekhar Nori wrote:
> Matt,
>
> Sorry about the late reply. I noticed this mail only after I started to
> look at v5 of your series :(
Any time is fine! :)
> On 1/11/2013 5:21 AM, Matt Porter wrote:
> > On Sun, Oct 28, 2012 at 01:47:09PM +0530, Sekhar Nori wrote:
> >> On 10/18/2012 6:56 PM, Matt Porter wrote:
> >>> Move mach-davinci/dma.c to common/edma.c so it can be used
> >>> by OMAP (specifically AM33xx) as well. This just moves the
> >>> private EDMA API but does not support OMAP.
> >>>
> >>> Signed-off-by: Matt Porter <mporter@xxxxxx>
> >>> ---
> >>
> >>> diff --git a/arch/arm/mach-davinci/devices.c b/arch/arm/mach-davinci/devices.c
> >>> index 4c48a36..f45d591 100644
> >>> --- a/arch/arm/mach-davinci/devices.c
> >>> +++ b/arch/arm/mach-davinci/devices.c
> >>> @@ -19,9 +19,10 @@
> >>> #include <mach/irqs.h>
> >>> #include <mach/cputype.h>
> >>> #include <mach/mux.h>
> >>> -#include <mach/edma.h>
> >>> #include <linux/platform_data/mmc-davinci.h>
> >>> #include <mach/time.h>
> >>> +#include <linux/platform_data/edma.h>
> >>
> >> Can you please introduce a patch to clean this mixture of linux/ and
> >> mach/ includes?
> >
> > Yeah, are you ok with a follow on series to clean all these files? I
> > don't want to make this series longer with something not dma related
> > that's purely cleanup from the great header reorg of 2012.
>
> Okay. I agree doing this sort of change now will cause merge issues.
Ok.
>
> >
> >>> +
> >>>
> >>> #include "davinci.h"
> >>> #include "clock.h"
> >>> @@ -141,10 +142,10 @@ static struct resource mmcsd0_resources[] = {
> >>> },
> >>> /* DMA channels: RX, then TX */
> >>> {
> >>> - .start = EDMA_CTLR_CHAN(0, DAVINCI_DMA_MMCRXEVT),
> >>> + .start = EDMA_CTLR_CHAN(0, 26),
> >>
> >> Instead of just replacing the event #defines with plain numbers, can you
> >> introduce a mach-davinci local edma.h which can then be included in the
> >> davinci platform files which refer to edma channel numbers?
> >
> > Ok, so when I removed the old edma.h it was full of unused defines and
> > we are left with just this one. If I introduced something like that it
> > would be used in just one place here. and only for these two values.
> > How about we just add a comment?
>
> I prefer adding a local #define in this file. This will keep it
> consistent with what is done in arch/arm/mach-davinci/dm365.c for
> example. Same for the change in sound/soc/davinci/davinci-sffsdr.c
Ok, will do.
> >
> >>
> >>> diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
> >>> index 7cd56ed..153fab8 100644
> >>> --- a/arch/arm/plat-omap/Kconfig
> >>> +++ b/arch/arm/plat-omap/Kconfig
> >>> @@ -28,6 +28,7 @@ config ARCH_OMAP2PLUS
> >>> select OMAP_DM_TIMER
> >>> select PROC_DEVICETREE if PROC_FS
> >>> select SPARSE_IRQ
> >>> + select TI_PRIV_EDMA
> >>
> >> This hunk does not seem to belong to subject of this patch.
> >
> > Let me reword the subject/description. The idea of this logical
> > chunk was to put everything in place to make it build on OMAP,
> > with the expectation that the build fails without the next patch
> > in the series.
>
> But this will break bisect. With just this patch applied, omap build
> breaks. Looks like it will be more logical to merge this hunk with 3/14
> since that's when you really start using the private DMA support on OMAP
> platforms.
Ahh, yes,. thanks for pointing that out. I will address it and add your
ack. Thanks.
> This issue is a must fix IMO.
Ok.
> I am ok with the patch otherwise. With these changes done, you can add:
>
> Acked-by: Sekhar Nori <nsekhar@xxxxxx>
>
> Thanks,
> Sekhar
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