linux-kernel - Re: [PATCH v7 1/5] usb: hci: add hc_driver as argument for usb_hcd_pci

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Message-ID: <Pine.LNX.4.44L0.2003231124190.24254-100000@netrider.rowland.org>
Date:   Mon, 23 Mar 2020 11:25:13 -0400 (EDT)
From:   Alan Stern <stern@...land.harvard.edu>
To:     Vinod Koul <vkoul@...nel.org>
cc:     Mathias Nyman <mathias.nyman@...el.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        <linux-arm-msm@...r.kernel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        Christian Lamparter <chunkeey@...glemail.com>,
        John Stultz <john.stultz@...aro.org>,
        Andreas Böhler <dev@...ehler.at>,
        <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Mathias Nyman <mathias.nyman@...ux.intel.com>
Subject: Re: [PATCH v7 1/5] usb: hci: add hc_driver as argument for
 usb_hcd_pci_probe

On Mon, 23 Mar 2020, Vinod Koul wrote:

> usb_hcd_pci_probe expects users to call this with driver_data set as
> hc_driver, that limits the possibility of using the driver_data for
> driver data.
> 
> Add hc_driver as argument to usb_hcd_pci_probe and modify the callers
> ehci/ohci/xhci/uhci to pass hc_driver as argument and freeup the
> driver_data used
> 
> Tested xhci driver on Dragon-board RB3, compile tested ehci and ohci.
> Couldn't compile uhci
> 
> Suggested-by: Mathias Nyman <mathias.nyman@...ux.intel.com>
> Signed-off-by: Vinod Koul <vkoul@...nel.org>
> ---
>  drivers/usb/core/hcd-pci.c  |  7 ++++---
>  drivers/usb/host/ehci-pci.c |  6 ++----
>  drivers/usb/host/ohci-pci.c |  9 ++++++---
>  drivers/usb/host/uhci-pci.c |  8 ++++++--
>  drivers/usb/host/xhci-pci.c | 14 +++++---------
>  include/linux/usb/hcd.h     |  3 ++-
>  6 files changed, 25 insertions(+), 22 deletions(-)

For all but the xHCI parts:

Acked-by: Alan Stern <stern@...land.harvard.edu>