[PATCH v2 0/7] staging: mt7621-pci: some fixes after test previous series

Greg KH gregkh at linuxfoundation.org
Mon Nov 26 19:58:12 UTC 2018


On Mon, Nov 26, 2018 at 08:46:10PM +0100, Sergio Paracuellos wrote:
> On Mon, Nov 26, 2018 at 4:28 PM Greg KH <gregkh at linuxfoundation.org> wrote:
> >
> > On Sun, Nov 25, 2018 at 07:59:48AM +0100, Sergio Paracuellos wrote:
> > > On Sat, Nov 24, 2018 at 9:05 PM NeilBrown <neil at brown.name> wrote:
> > > >
> > > > On Sat, Nov 24 2018, Sergio Paracuellos wrote:
> > > >
> > > > > Previous cleanup series was added to the staging tree without any
> > > > > testing. After get testing feedback some issues appear and this patch
> > > > > series should make the driver works properly again.
> > > > >
> > > > > Previous series are here:
> > > > > * http://driverdev.linuxdriverproject.org/pipermail/driverdev-devel/2018-November/128200.html
> > > > >
> > > > > Feedback after testing from Neil Brown is here:
> > > > > * http://driverdev.linuxdriverproject.org/pipermail/driverdev-devel/2018-November/129031.html
> > > > >
> > > > > There is one issue with chip revision and reset lines where those
> > > > > are inverted. I achieve this including some wrappers for checking
> > > > > the version in driver code and use proper reset_control_* functions.
> > > > > I checked the 'arch/mips/ralink/reset.c' and think a good way to add
> > > > > a quirk there but I ended up handling those inside the driver.
> > > > >
> > > > > Changes in v2:
> > > > >     - PATCH 7: In commit message: 's/mt7621-pcie/mt7621-pci/g'
> > > > >
> > > > > Hope this helps.
> > > > >
> > > > > Best regards,
> > > > >     Sergio Paracuellos
> > > > >
> > > > > Sergio Paracuellos (7):
> > > > >   staging: mt7621-pci: avoid mapping sysctls registers
> > > > >   staging: mt7621-dts: remove sysctl registers from pcie bindings
> > > > >   staging: mt7621-pci: dt-bindings: update bindings doc removing sysctls
> > > > >     registers
> > > > >   staging: mt7621-pci: fix reset lines for each pcie port
> > > > >   staging: mt7621-pci: avoid using clk_* operations
> > > >
> > > > all above:
> > > >    Tested-by: NeilBrown <neil at brown.name>
> > > >
> > > > Thanks!
> > > >
> > > > >   staging: mt7621-dts: remove clocks for pcie bindings
> > > > >   staging: mt7621-pci: dt-bindings: update bindings doc removing clocks
> > > >
> > > > I don't think we really want these - at least, not yet.
> > > > The clock numbers do appear in the driver as
> > > >
> > > > #define PCIE_PORT_CLK_EN(x)             BIT(24 + (x))
> > > >
> > > > and
> > > >                 rt_sysc_m32(PCIE_PORT_CLK_EN(slot), 0, RALINK_CLKCFG1);
> > > > Maybe that can be made generic...
> > > >
> > > > It is odd that the driver disables the clock, but never enables it.
> > > > There is other clock-related code in the pci driver.  Maybe it should
> > > > just stay there, maybe it should go to a clock driver.  I don't really
> > > > know.  But this dts stuff "looks" right, so I'd rather leave it until we
> > > > know that it will be useless.
> > >
> > > Ok! I understand your point. Because those are the last two in the series, I
> > > think there is no need to send v3 of this series without them. Greg, let me know
> > > if you prefer me to send v3 without last two patches.
> >
> > I'll just drop the last two from my queue, no need to resend.
> 
> Greg, It seems last two patches were finally applied and they
> shouldn't be. Let me know if you need
> me to send patches to revert them.

Ugh, my fault, let me go redo that branch and drop them, thanks for
catching this...

greg k-h


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