[PATCH 2/3] Revert "bus: mvebu-mbus: make sure SDRAM CS for DMA don't overlap the MBus bridge window"

2015-05-28 Thread Thomas Petazzoni
This reverts commit 1737cac69369 ("bus: mvebu-mbus: make sure SDRAM CS for DMA don't overlap the MBus bridge window"), because it breaks DMA on platforms having more than 2 GB of RAM. This commit changed the information reported to DMA masters device drivers through the mv_mbus_dram_info() functio

Re: [PATCH 2/3] Revert "bus: mvebu-mbus: make sure SDRAM CS for DMA don't overlap the MBus bridge window"

2015-05-28 Thread Arnd Bergmann
On Thursday 28 May 2015 10:40:13 Thomas Petazzoni wrote: > Fixes: 1737cac69369 ("bus: mvebu-mbus: make sure SDRAM CS for DMA don't > overlap the MBus bridge window") > Cc: # v4.0+ > --- > drivers/bus/mvebu-mbus.c | 105 > --- > 1 file changed, 16 inse

Re: [PATCH 2/3] Revert "bus: mvebu-mbus: make sure SDRAM CS for DMA don't overlap the MBus bridge window"

2015-05-28 Thread Thomas Petazzoni
Arnd, On Thu, 28 May 2015 10:49:46 +0200, Arnd Bergmann wrote: > On Thursday 28 May 2015 10:40:13 Thomas Petazzoni wrote: > > Fixes: 1737cac69369 ("bus: mvebu-mbus: make sure SDRAM CS for DMA don't > > overlap the MBus bridge window") > > Cc: # v4.0+ > > --- > > drivers/bus/mvebu-mbus.c | 105

Re: [PATCH 2/3] Revert "bus: mvebu-mbus: make sure SDRAM CS for DMA don't overlap the MBus bridge window"

2015-05-28 Thread Gregory CLEMENT
Hi Thomas, On 28/05/2015 10:40, Thomas Petazzoni wrote: > This reverts commit 1737cac69369 ("bus: mvebu-mbus: make sure SDRAM CS > for DMA don't overlap the MBus bridge window"), because it breaks DMA > on platforms having more than 2 GB of RAM. > > This commit changed the information reported to

Re: [PATCH 2/3] Revert "bus: mvebu-mbus: make sure SDRAM CS for DMA don't overlap the MBus bridge window"

2015-05-28 Thread Greg KH
On Thu, May 28, 2015 at 11:17:10AM +0200, Gregory CLEMENT wrote: > Hi Thomas, > > On 28/05/2015 10:40, Thomas Petazzoni wrote: > > This reverts commit 1737cac69369 ("bus: mvebu-mbus: make sure SDRAM CS > > for DMA don't overlap the MBus bridge window"), because it breaks DMA > > on platforms havin

Re: [PATCH 2/3] Revert "bus: mvebu-mbus: make sure SDRAM CS for DMA don't overlap the MBus bridge window"

2015-05-28 Thread Greg KH
On Thu, May 28, 2015 at 10:49:46AM +0200, Arnd Bergmann wrote: > On Thursday 28 May 2015 10:40:13 Thomas Petazzoni wrote: > > Fixes: 1737cac69369 ("bus: mvebu-mbus: make sure SDRAM CS for DMA don't > > overlap the MBus bridge window") > > Cc: # v4.0+ > > --- > > drivers/bus/mvebu-mbus.c | 105 >