From: Nagarjuna Kristam <nkristam@nvidia.com> To: balbi@kernel.org, gregkh@linuxfoundation.org, thierry.reding@gmail.com, jonathanh@nvidia.com, mark.rutland@arm.com, robh+dt@kernel.org, kishon@ti.com Cc: devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Nagarjuna Kristam <nkristam@nvidia.com> Subject: [PATCH V3 2/8] usb: gadget: tegra-xudc: Add vbus_draw support Date: Thu, 14 May 2020 11:52:37 +0530 [thread overview] Message-ID: <1589437363-16727-3-git-send-email-nkristam@nvidia.com> (raw) In-Reply-To: <1589437363-16727-1-git-send-email-nkristam@nvidia.com> Register vbus_draw to gadget ops and update corresponding vbus draw current to usb_phy. Signed-off-by: Nagarjuna Kristam <nkristam@nvidia.com> --- V3: - Propogated usb_phy->set_power error to vbus_draw caller. --- V2: - Patch re-based. --- drivers/usb/gadget/udc/tegra-xudc.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/usb/gadget/udc/tegra-xudc.c b/drivers/usb/gadget/udc/tegra-xudc.c index 52a6add..53e2d1c 100644 --- a/drivers/usb/gadget/udc/tegra-xudc.c +++ b/drivers/usb/gadget/udc/tegra-xudc.c @@ -492,6 +492,7 @@ struct tegra_xudc { bool powergated; struct usb_phy **usbphy; + struct usb_phy *curr_usbphy; struct notifier_block vbus_nb; struct completion disconnect_complete; @@ -719,6 +720,7 @@ static int tegra_xudc_vbus_notify(struct notifier_block *nb, if (!xudc->suspended && phy_index != -1) { xudc->curr_utmi_phy = xudc->utmi_phy[phy_index]; xudc->curr_usb3_phy = xudc->usb3_phy[phy_index]; + xudc->curr_usbphy = usbphy; schedule_work(&xudc->usb_role_sw_work); } @@ -2042,6 +2044,20 @@ static int tegra_xudc_gadget_stop(struct usb_gadget *gadget) return 0; } +static int tegra_xudc_gadget_vbus_draw(struct usb_gadget *gadget, + unsigned int m_a) +{ + int ret = 0; + struct tegra_xudc *xudc = to_xudc(gadget); + + dev_dbg(xudc->dev, "%s: %u mA\n", __func__, m_a); + + if (xudc->curr_usbphy->chg_type == SDP_TYPE) + ret = usb_phy_set_power(xudc->curr_usbphy, m_a); + + return ret; +} + static int tegra_xudc_set_selfpowered(struct usb_gadget *gadget, int is_on) { struct tegra_xudc *xudc = to_xudc(gadget); @@ -2058,6 +2074,7 @@ static struct usb_gadget_ops tegra_xudc_gadget_ops = { .pullup = tegra_xudc_gadget_pullup, .udc_start = tegra_xudc_gadget_start, .udc_stop = tegra_xudc_gadget_stop, + .vbus_draw = tegra_xudc_gadget_vbus_draw, .set_selfpowered = tegra_xudc_set_selfpowered, }; -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Nagarjuna Kristam <nkristam@nvidia.com> To: <balbi@kernel.org>, <gregkh@linuxfoundation.org>, <thierry.reding@gmail.com>, <jonathanh@nvidia.com>, <mark.rutland@arm.com>, <robh+dt@kernel.org>, <kishon@ti.com> Cc: <devicetree@vger.kernel.org>, <linux-tegra@vger.kernel.org>, <linux-usb@vger.kernel.org>, <linux-kernel@vger.kernel.org>, Nagarjuna Kristam <nkristam@nvidia.com> Subject: [PATCH V3 2/8] usb: gadget: tegra-xudc: Add vbus_draw support Date: Thu, 14 May 2020 11:52:37 +0530 [thread overview] Message-ID: <1589437363-16727-3-git-send-email-nkristam@nvidia.com> (raw) In-Reply-To: <1589437363-16727-1-git-send-email-nkristam@nvidia.com> Register vbus_draw to gadget ops and update corresponding vbus draw current to usb_phy. Signed-off-by: Nagarjuna Kristam <nkristam@nvidia.com> --- V3: - Propogated usb_phy->set_power error to vbus_draw caller. --- V2: - Patch re-based. --- drivers/usb/gadget/udc/tegra-xudc.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/usb/gadget/udc/tegra-xudc.c b/drivers/usb/gadget/udc/tegra-xudc.c index 52a6add..53e2d1c 100644 --- a/drivers/usb/gadget/udc/tegra-xudc.c +++ b/drivers/usb/gadget/udc/tegra-xudc.c @@ -492,6 +492,7 @@ struct tegra_xudc { bool powergated; struct usb_phy **usbphy; + struct usb_phy *curr_usbphy; struct notifier_block vbus_nb; struct completion disconnect_complete; @@ -719,6 +720,7 @@ static int tegra_xudc_vbus_notify(struct notifier_block *nb, if (!xudc->suspended && phy_index != -1) { xudc->curr_utmi_phy = xudc->utmi_phy[phy_index]; xudc->curr_usb3_phy = xudc->usb3_phy[phy_index]; + xudc->curr_usbphy = usbphy; schedule_work(&xudc->usb_role_sw_work); } @@ -2042,6 +2044,20 @@ static int tegra_xudc_gadget_stop(struct usb_gadget *gadget) return 0; } +static int tegra_xudc_gadget_vbus_draw(struct usb_gadget *gadget, + unsigned int m_a) +{ + int ret = 0; + struct tegra_xudc *xudc = to_xudc(gadget); + + dev_dbg(xudc->dev, "%s: %u mA\n", __func__, m_a); + + if (xudc->curr_usbphy->chg_type == SDP_TYPE) + ret = usb_phy_set_power(xudc->curr_usbphy, m_a); + + return ret; +} + static int tegra_xudc_set_selfpowered(struct usb_gadget *gadget, int is_on) { struct tegra_xudc *xudc = to_xudc(gadget); @@ -2058,6 +2074,7 @@ static struct usb_gadget_ops tegra_xudc_gadget_ops = { .pullup = tegra_xudc_gadget_pullup, .udc_start = tegra_xudc_gadget_start, .udc_stop = tegra_xudc_gadget_stop, + .vbus_draw = tegra_xudc_gadget_vbus_draw, .set_selfpowered = tegra_xudc_set_selfpowered, }; -- 2.7.4
next prev parent reply other threads:[~2020-05-14 6:22 UTC|newest] Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-05-14 6:22 [PATCH V3 0/8] Tegra XUSB charger detect support Nagarjuna Kristam 2020-05-14 6:22 ` Nagarjuna Kristam 2020-05-14 6:22 ` Nagarjuna Kristam [this message] 2020-05-14 6:22 ` [PATCH V3 2/8] usb: gadget: tegra-xudc: Add vbus_draw support Nagarjuna Kristam [not found] ` <1589437363-16727-3-git-send-email-nkristam-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org> 2020-06-04 13:54 ` Thierry Reding 2020-06-04 13:54 ` Thierry Reding 2020-05-14 6:22 ` [PATCH V3 4/8] phy: tegra: xusb: Add USB2 pad power control support for Tegra210 Nagarjuna Kristam 2020-05-14 6:22 ` Nagarjuna Kristam 2020-05-14 6:22 ` [PATCH V3 5/8] phy: tegra: xusb: Add soc ops API to enable UTMI PAD protection Nagarjuna Kristam 2020-05-14 6:22 ` Nagarjuna Kristam 2020-05-18 12:24 ` Kishon Vijay Abraham I 2020-05-18 12:24 ` Kishon Vijay Abraham I [not found] ` <db698a53-c5f6-d03f-edf0-f4fb38963e1f-l0cyMroinI0@public.gmane.org> 2020-06-04 13:58 ` Thierry Reding 2020-06-04 13:58 ` Thierry Reding 2020-06-04 13:55 ` Thierry Reding [not found] ` <1589437363-16727-1-git-send-email-nkristam-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org> 2020-05-14 6:22 ` [PATCH V3 1/8] dt-bindings: phy: tegra-xusb: Add charger-detect property Nagarjuna Kristam 2020-05-14 6:22 ` Nagarjuna Kristam 2020-05-14 6:22 ` [PATCH V3 3/8] phy: tegra: xusb: Add support for UTMI pad power control Nagarjuna Kristam 2020-05-14 6:22 ` Nagarjuna Kristam 2020-05-14 6:22 ` [PATCH V3 6/8] phy: tegra: xusb: Add support for charger detect Nagarjuna Kristam 2020-05-14 6:22 ` Nagarjuna Kristam [not found] ` <1589437363-16727-7-git-send-email-nkristam-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org> 2020-05-14 7:02 ` Chunfeng Yun 2020-05-14 7:02 ` Chunfeng Yun 2020-06-04 13:56 ` Thierry Reding 2020-06-04 13:56 ` Thierry Reding 2020-05-14 6:22 ` [PATCH V3 7/8] phy: tegra: xusb: Enable charger detect for Tegra186 Nagarjuna Kristam 2020-05-14 6:22 ` Nagarjuna Kristam 2020-05-14 6:22 ` [PATCH V3 8/8] phy: tegra: xusb: Enable charger detect for Tegra210 Nagarjuna Kristam 2020-05-14 6:22 ` Nagarjuna Kristam 2020-05-14 9:39 ` [PATCH V3 0/8] Tegra XUSB charger detect support Felipe Balbi 2020-05-14 9:39 ` Felipe Balbi [not found] ` <87wo5e4zzi.fsf-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> 2020-05-14 9:46 ` Nagarjuna Kristam 2020-05-14 9:46 ` Nagarjuna Kristam
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=1589437363-16727-3-git-send-email-nkristam@nvidia.com \ --to=nkristam@nvidia.com \ --cc=balbi@kernel.org \ --cc=devicetree@vger.kernel.org \ --cc=gregkh@linuxfoundation.org \ --cc=jonathanh@nvidia.com \ --cc=kishon@ti.com \ --cc=linux-kernel@vger.kernel.org \ --cc=linux-tegra@vger.kernel.org \ --cc=linux-usb@vger.kernel.org \ --cc=mark.rutland@arm.com \ --cc=robh+dt@kernel.org \ --cc=thierry.reding@gmail.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: linkBe 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.