From: Jack Pham <jackp@codeaurora.org>
To: Wesley Cheng <wcheng@codeaurora.org>
Cc: balbi@kernel.org, gregkh@linuxfoundation.org, robh+dt@kernel.org,
agross@kernel.org, bjorn.andersson@linaro.org,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
peter.chen@nxp.com
Subject: Re: [PATCH v6 1/4] usb: gadget: udc: core: Introduce check_config to verify USB configuration
Date: Thu, 21 Jan 2021 21:17:43 -0800 [thread overview]
Message-ID: <20210122051743.GE31406@jackp-linux.qualcomm.com> (raw)
In-Reply-To: <1611288100-31118-2-git-send-email-wcheng@codeaurora.org>
Hi Wesley,
On Thu, Jan 21, 2021 at 08:01:37PM -0800, Wesley Cheng wrote:
> Some UDCs may have constraints on how many high bandwidth endpoints it can
> support in a certain configuration. This API allows for the composite
> driver to pass down the total number of endpoints to the UDC so it can verify
> it has the required resources to support the configuration.
>
> Signed-off-by: Wesley Cheng <wcheng@codeaurora.org>
> ---
> drivers/usb/gadget/udc/core.c | 9 +++++++++
> include/linux/usb/gadget.h | 2 ++
> 2 files changed, 11 insertions(+)
>
> diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c
> index 4173acd..469962f 100644
> --- a/drivers/usb/gadget/udc/core.c
> +++ b/drivers/usb/gadget/udc/core.c
> @@ -1003,6 +1003,15 @@ int usb_gadget_ep_match_desc(struct usb_gadget *gadget,
> }
> EXPORT_SYMBOL_GPL(usb_gadget_ep_match_desc);
>
> +int usb_gadget_check_config(struct usb_gadget *gadget, unsigned long ep_map)
You should probably add a kernel-doc for this function.
Jack
--
The Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2021-01-22 5:18 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-22 4:01 [PATCH v6 0/4] Re-introduce TX FIFO resize for larger EP bursting Wesley Cheng
2021-01-22 4:01 ` [PATCH v6 1/4] usb: gadget: udc: core: Introduce check_config to verify USB configuration Wesley Cheng
2021-01-22 5:17 ` Jack Pham [this message]
2021-01-26 1:01 ` Wesley Cheng
2021-01-22 16:24 ` Alan Stern
2021-01-26 1:02 ` Wesley Cheng
2021-01-22 4:01 ` [PATCH v6 2/4] usb: gadget: configfs: Check USB configuration before adding Wesley Cheng
2021-01-22 4:01 ` [PATCH v6 3/4] usb: dwc3: Resize TX FIFOs to meet EP bursting requirements Wesley Cheng
2021-01-22 17:12 ` Bjorn Andersson
2021-01-26 1:14 ` Wesley Cheng
2021-01-26 1:55 ` Bjorn Andersson
2021-01-26 4:32 ` Wesley Cheng
2021-01-26 5:15 ` Bjorn Andersson
2021-01-28 23:08 ` Wesley Cheng
2021-01-23 0:15 ` Thinh Nguyen
2021-01-26 9:51 ` Wesley Cheng
2021-01-26 20:43 ` Thinh Nguyen
2021-01-26 23:26 ` Wesley Cheng
2021-01-27 1:47 ` Thinh Nguyen
2021-01-22 4:01 ` [PATCH v6 4/4] arm64: boot: dts: qcom: sm8150: Enable dynamic TX FIFO resize logic Wesley Cheng
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=20210122051743.GE31406@jackp-linux.qualcomm.com \
--to=jackp@codeaurora.org \
--cc=agross@kernel.org \
--cc=balbi@kernel.org \
--cc=bjorn.andersson@linaro.org \
--cc=devicetree@vger.kernel.org \
--cc=gregkh@linuxfoundation.org \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=peter.chen@nxp.com \
--cc=robh+dt@kernel.org \
--cc=wcheng@codeaurora.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.