Re: [PATCH] firmware: qcom_scm: Use fixed width src vm bitmap

From: Greg Kroah-Hartman
Date: Wed Mar 15 2023 - 00:28:14 EST


On Tue, Mar 14, 2023 at 09:11:19PM -0700, Bjorn Andersson wrote:
> On Fri, Mar 03, 2023 at 01:09:08PM -0800, Elliot Berman wrote:
> >
> >
> > On 2/14/2023 10:52 AM, Elliot Berman wrote:
> > >
> > >
> > > On 2/14/2023 9:23 AM, Bjorn Andersson wrote:
> > > > On Tue, Feb 14, 2023 at 09:58:44AM +0100, Greg Kroah-Hartman wrote:
> > > > > On Mon, Feb 13, 2023 at 01:44:17PM -0800, Bjorn Andersson wrote:
> > > > > > On Mon, Feb 13, 2023 at 10:18:29AM -0800, Elliot Berman wrote:
> > > > > > > The maximum VMID for assign_mem is 63. Use a u64 to represent this
> > > > > > > bitmap instead of architecture-dependent "unsigned int"
> > > > > > > which varies in
> > > > > > > size on 32-bit and 64-bit platforms.
> > > > > > >
> > > > > > > Acked-by: Kalle Valo <kvalo@xxxxxxxxxx> (ath10k)
> > > > > > > Tested-by: Gokul krishna Krishnakumar <quic_gokukris@xxxxxxxxxxx>
> > > > > > > Signed-off-by: Elliot Berman <quic_eberman@xxxxxxxxxxx>
> > > > > >
> > > > > > Reviewed-by: Bjorn Andersson <andersson@xxxxxxxxxx>
> > > > > >
> > > > > > @Greg, would you mind taking this through your tree for v6.3, you
> > > > > > already have a related change in fastrpc.c in your tree...
> > > > >
> > > > > I tried, but it doesn't apply to my char-misc tree at all:
> > > > >
> > > > > checking file drivers/firmware/qcom_scm.c
> > > > > Hunk #1 succeeded at 898 (offset -7 lines).
> > > > > Hunk #2 succeeded at 915 (offset -7 lines).
> > > > > Hunk #3 succeeded at 930 (offset -7 lines).
> > > > > checking file drivers/misc/fastrpc.c
> > > > > checking file drivers/net/wireless/ath/ath10k/qmi.c
> > > > > checking file drivers/remoteproc/qcom_q6v5_mss.c
> > > > > Hunk #1 succeeded at 227 (offset -8 lines).
> > > > > Hunk #2 succeeded at 404 (offset -10 lines).
> > > > > Hunk #3 succeeded at 939 with fuzz 1 (offset -28 lines).
> > > > > checking file drivers/remoteproc/qcom_q6v5_pas.c
> > > > > Hunk #1 FAILED at 94.
> > > > > 1 out of 1 hunk FAILED
> > > > > checking file drivers/soc/qcom/rmtfs_mem.c
> > > > > Hunk #1 succeeded at 30 (offset -1 lines).
> > > > > can't find file to patch at input line 167
> > > > > Perhaps you used the wrong -p or --strip option?
> > > > > The text leading up to this was:
> > > > > --------------------------
> > > > > |diff --git a/include/linux/firmware/qcom/qcom_scm.h
> > > > > b/include/linux/firmware/qcom/qcom_scm.h
> > > > > |index 1e449a5d7f5c..250ea4efb7cb 100644
> > > > > |--- a/include/linux/firmware/qcom/qcom_scm.h
> > > > > |+++ b/include/linux/firmware/qcom/qcom_scm.h
> > > > > --------------------------
> > > > >
> > > > > What tree is this patch made against?
> > > > >
> > > >
> > > > Sorry about that, I missed the previous changes in qcom_q6v5_pas in the
> > > > remoteproc tree. Elliot said he based it on linux-next, so I expect that
> > > > it will merge fine on top of -rc1, once that arrives.
> > > >
> > >
> > > Yes, this patch applies on next-20230213. I guess there are enough
> > > changes were coming from QCOM side (via Bjorn's qcom tree) as well as
> > > the fastrpc change (via Greg's char-misc tree).
> > >
> > > Let me know if I should do anything once -rc1 arrives. Happy to post
> > > version on the -rc1 if it helps.
> > >
> >
> > The patch now applies on tip of Linus's tree and on char-misc.
>
> Greg, I have a couple more patches in the scm driver in my inbox. Would
> you be okay with me pulling this through the Qualcomm tree for v6.4?

Please do!