Hi Kumar, Please find my answer in-lined > -----Original Message----- > From: Kumar Gala [mailto:ga...@kernel.crashing.org] > Sent: Thursday, May 19, 2011 12:00 PM > To: Kushwaha Prabhakar-B32579 > Cc: linuxppc-dev@lists.ozlabs.org; meet2pra...@gmail.com; Jiang Yutang- > B14898 > Subject: Re: [PATCH] powerpc/85xx: Save and restore pcie ATMU windows for > PM > > > On Apr 28, 2011, at 1:38 AM, Prabhakar Kushwaha wrote: > > > D3-cold state indicates removal of the clock and power. however > > auxiliary (AUX) Power may remain available even after the main power > rails are powered down. > > > > wakeup from D3-cold state requires full context restore. Other things > > are taken care in pci-driver except ATMUs. > > ATMU windows needs to be saved and restored during suspend and resume. > > > > Signed-off-by: Jiang Yutang <b14...@freescale.com> > > Signed-off-by: Prabhakar Kushwaha <prabha...@freescale.com> > > --- > > Based upon > > git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git(b > > ranch master) > > > > arch/powerpc/sysdev/fsl_pci.c | 116 > +++++++++++++++++++++++++++++++++++++++++ > > arch/powerpc/sysdev/fsl_pci.h | 7 ++- > > 2 files changed, 121 insertions(+), 2 deletions(-) > > Is this patch for when we are a host or agent?
This patch is independent of host or agent. It is for supporting D3 cold state for P1022. These functions are called during System level suspend and resume. --Prabhakar _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
