From: Jung Daehwan <dh10.jung@samsung.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Mathias Nyman <mathias.nyman@intel.com>,
"open list:USB XHCI DRIVER" <linux-usb@vger.kernel.org>,
open list <linux-kernel@vger.kernel.org>,
Howard Yen <howardyen@google.com>,
Jack Pham <jackp@codeaurora.org>, Puma Hsu <pumahsu@google.com>,
"J . Avila" <elavila@google.com>,
sc.suh@samsung.com,
Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Subject: Re: [PATCH v4 1/5] usb: host: export symbols for xhci-exynos to use xhci hooks
Date: Tue, 26 Apr 2022 19:27:09 +0900 [thread overview]
Message-ID: <20220426102709.GA175152@ubuntu> (raw)
In-Reply-To: <YmfBSLDiZGkvu3sG@kroah.com>
[-- Attachment #1: Type: text/plain, Size: 2041 bytes --]
On Tue, Apr 26, 2022 at 11:54:16AM +0200, Greg Kroah-Hartman wrote:
> On Tue, Apr 26, 2022 at 06:18:44PM +0900, Daehwan Jung wrote:
> > Export symbols for xhci hooks usage:
> > xhci_get_slot_ctx
> > xhci_get_endpoint_address
> > - Allow xhci hook to get ep_ctx from the xhci_container_ctx for
> > getting the ep_ctx information to know which ep is offloading and
> > comparing the context in remote subsystem memory if needed.
> >
> > xhci_ring_alloc
> > - Allow xhci hook to allocate vendor specific ring. Vendors could
> > alloc additional event ring.
> >
> > xhci_trb_virt_to_dma
> > - Used to retrieve the DMA address of vendor specific ring. Vendors
> > could get dequeue address of event ring.
> >
> > xhci_segment_free
> > xhci_link_segments
> > - Allow xhci hook to handle vendor specific segment. Vendors could
> > directly free or link segments of vendor specific ring.
> >
> > xhci_initialize_ring_info
> > - Allow xhci hook to initialize vendor specific ring.
> >
> > xhci_check_trb_in_td_math
> > - Allow xhci hook to Check TRB math for validation. Vendors could
> > check trb when allocating vendor specific ring.
> >
> > xhci_address_device
> > - Allow override to give configuration info to Co-processor.
> >
> > xhci_bus_suspend
> > xhci_bus_resume
> > - Allow override of suspend and resume for power scenario.
> >
> > xhci_remove_stream_mapping
> > - Allow to xhci hook to remove stream mapping. Vendors need to do it
> > when free-ing vendor specific ring if it's stream type.
> >
>
> For the static functions that you are now exporting, they need to have
> their functions declared in a .h file. If not, you now get warnings
> when you run sparse after applying this commit, right?
>
> thanks,
>
> greg k-h
>
I didn't get warnings in my environment. I tested to build default config +
xhci_exynos by make command. Is there compile option to check it?
Best Regards,
Jung Daehwan
[-- Attachment #2: Type: text/plain, Size: 0 bytes --]
next prev parent reply other threads:[~2022-04-26 10:38 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20220426092019epcas2p2ef5dfde273edaaadc2ff74414f1b2c7a@epcas2p2.samsung.com>
2022-04-26 9:18 ` [PATCH v4 0/5] add xhci-exynos driver Daehwan Jung
[not found] ` <CGME20220426092021epcas2p4071f2b7621558a015579131990486a3c@epcas2p4.samsung.com>
2022-04-26 9:18 ` [PATCH v4 1/5] usb: host: export symbols for xhci-exynos to use xhci hooks Daehwan Jung
2022-04-26 9:54 ` Greg Kroah-Hartman
2022-04-26 10:27 ` Jung Daehwan [this message]
2022-04-26 10:31 ` Greg Kroah-Hartman
2022-04-26 18:40 ` Greg Kroah-Hartman
2022-04-28 3:30 ` Jung Daehwan
2022-04-26 16:02 ` kernel test robot
[not found] ` <CGME20220426092021epcas2p1a8d41039d9b3226f4e00f7d4bded833a@epcas2p1.samsung.com>
2022-04-26 9:18 ` [PATCH v4 2/5] usb: host: add xhci hooks for xhci-exynos Daehwan Jung
2022-04-26 10:19 ` Greg Kroah-Hartman
2022-04-27 9:06 ` Jung Daehwan
2022-04-27 9:19 ` Greg Kroah-Hartman
2022-04-28 3:23 ` Jung Daehwan
2022-04-28 5:30 ` Greg Kroah-Hartman
[not found] ` <CGME20220426092022epcas2p2da47c0c20feba6c96037e125289475f9@epcas2p2.samsung.com>
2022-04-26 9:18 ` [PATCH v4 3/5] usb: host: xhci-plat: support override of hc driver Daehwan Jung
2022-04-26 10:20 ` Greg Kroah-Hartman
2022-04-27 9:07 ` Jung Daehwan
[not found] ` <CGME20220426092022epcas2p2c016c83b21e41c7bcd4bdfbb95e464c0@epcas2p2.samsung.com>
2022-04-26 9:18 ` [PATCH v4 4/5] usb: host: add some to xhci overrides for xhci-exynos Daehwan Jung
2022-04-26 10:23 ` Greg Kroah-Hartman
2022-04-27 9:19 ` Jung Daehwan
2022-04-27 9:37 ` Greg Kroah-Hartman
[not found] ` <CGME20220426092023epcas2p32946c087135ca4b7e63b03915060c55d@epcas2p3.samsung.com>
2022-04-26 9:18 ` [PATCH v4 5/5] usb: host: add xhci-exynos driver Daehwan Jung
2022-04-26 10:20 ` Greg Kroah-Hartman
2022-04-28 3:26 ` Jung Daehwan
2022-04-26 10:21 ` Greg Kroah-Hartman
2022-04-27 9:24 ` Jung Daehwan
2022-04-27 9:37 ` Greg Kroah-Hartman
2022-04-26 12:59 ` Krzysztof Kozlowski
2022-04-28 1:29 ` Jung Daehwan
2022-04-28 5:19 ` Krzysztof Kozlowski
2022-04-28 6:36 ` Jung Daehwan
2022-04-28 6:45 ` Greg Kroah-Hartman
2022-04-28 7:45 ` Jung Daehwan
2022-04-28 7:31 ` Krzysztof Kozlowski
2022-04-28 7:53 ` Jung Daehwan
2022-04-28 8:26 ` Krzysztof Kozlowski
2022-04-26 17:55 ` kernel test robot
2022-04-27 16:25 ` Mathias Nyman
2022-04-28 3:03 ` Jung Daehwan
2022-04-28 12:28 ` Mathias Nyman
2022-05-03 8:41 ` Jung Daehwan
2022-04-28 5:15 ` Jung Daehwan
2022-04-26 10:19 ` [PATCH v4 0/5] " Greg Kroah-Hartman
2022-04-26 12:46 ` Krzysztof Kozlowski
2022-04-27 9:49 ` Jung Daehwan
2022-04-27 18:24 ` Krzysztof Kozlowski
2022-04-28 3:19 ` Jung Daehwan
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20220426102709.GA175152@ubuntu \
--to=dh10.jung@samsung.com \
--cc=elavila@google.com \
--cc=gregkh@linuxfoundation.org \
--cc=howardyen@google.com \
--cc=jackp@codeaurora.org \
--cc=krzysztof.kozlowski@canonical.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=mathias.nyman@intel.com \
--cc=pumahsu@google.com \
--cc=sc.suh@samsung.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).