[RFC PATCH 0/5] phy: qcom-qmp: split the QMP PHY driver

Vinod Koul vkoul at kernel.org
Mon May 16 04:52:19 PDT 2022


On 16-05-22, 14:50, Dmitry Baryshkov wrote:
> On 16/05/2022 14:45, Dmitry Baryshkov wrote:
> > While adding support for the PCIe EP mode support to the QMP driver I
> > couldn't help but notice that the QMP PHY driver has slowly become the a
> > beast with tons of conditions and corner cases being inserted here and
> > there.r
> > 
> > This an RFC for an attempt to to cleanup the QMP driver by splitting the
> > QMP PHY driver into four smaller drivers, each targeting a particular
> > family of PHY backends (DP/combo, PCIe, UFS and USB). Yes, this results
> > in some code duplication, but I hope that the end result is still better
> > than the current situation.
> > 
> > If the idea looks good, I will continue polishing the drivers. A
> > feedback regarding the common functions (ones, left in the
> > phy-qcom-qmp.c file) would be appreciated.
> 
> Oh. 3 patches out of five bounced because of moving the tables between
> source files. It looks like for the review I will have to split this
> somehow. Ideas are appreciated.

I have released the patches but yes maybe do the table moves one bit at
a time...?

> 
> > 
> > Dmitry Baryshkov (5):
> >    phy: qcom-qmp: split combo PHY support
> >    phy: qcom-qmp: split DP data to DP-specific structures
> >    phy: qcom-qmp: split UFS PHY support
> >    phy: qcom-qmp: split PCIe PHY support
> >    phy: qcom-qmp: complete split of the QMP driver
> > 
> >   drivers/phy/qualcomm/Makefile             |    2 +-
> >   drivers/phy/qualcomm/phy-qcom-qmp-combo.c | 1362 +++++
> >   drivers/phy/qualcomm/phy-qcom-qmp-lib.h   |  290 +
> >   drivers/phy/qualcomm/phy-qcom-qmp-pcie.c  | 1945 +++++++
> >   drivers/phy/qualcomm/phy-qcom-qmp-ufs.c   |  863 +++
> >   drivers/phy/qualcomm/phy-qcom-qmp-usb.c   | 2104 ++++++++
> >   drivers/phy/qualcomm/phy-qcom-qmp.c       | 5983 +--------------------
> >   drivers/phy/qualcomm/phy-qcom-qmp.h       |   43 +
> >   8 files changed, 6732 insertions(+), 5860 deletions(-)
> >   create mode 100644 drivers/phy/qualcomm/phy-qcom-qmp-combo.c
> >   create mode 100644 drivers/phy/qualcomm/phy-qcom-qmp-lib.h
> >   create mode 100644 drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
> >   create mode 100644 drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
> >   create mode 100644 drivers/phy/qualcomm/phy-qcom-qmp-usb.c
> > 
> 
> 
> -- 
> With best wishes
> Dmitry

-- 
~Vinod



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