linux-kernel - [PATCH 15/15] twl4030_charger: assume a 'charger' can supply maximum current.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20150224043353.4243.7374.stgit@notabene.brown>
Date:	Tue, 24 Feb 2015 15:33:53 +1100
From:	NeilBrown <neilb@...e.de>
To:	Samuel Ortiz <sameo@...ux.intel.com>,
	Tony Lindgren <tony@...mide.com>,
	Lee Jones <lee.jones@...aro.org>,
	Sebastian Reichel <sre@...nel.org>,
	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	David Woodhouse <dwmw2@...radead.org>
Cc:	GTA04 owners <gta04-owner@...delico.com>,
	linux-omap@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-pm@...r.kernel.org
Subject: [PATCH 15/15] twl4030_charger: assume a 'charger' can supply
 maximum current.

If it cannot, we will stop pulling more current when voltage drops.

Signed-off-by: NeilBrown <neilb@...e.de>
---
 drivers/power/twl4030_charger.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/power/twl4030_charger.c b/drivers/power/twl4030_charger.c
index 7ad6b4b531d7..89e2c121dd22 100644
--- a/drivers/power/twl4030_charger.c
+++ b/drivers/power/twl4030_charger.c
@@ -691,8 +691,10 @@ static void twl4030_bci_usb_work(struct work_struct *data)
 	struct twl4030_bci *bci = container_of(data, struct twl4030_bci, work);
 
 	switch (bci->event) {
-	case USB_EVENT_VBUS:
 	case USB_EVENT_CHARGER:
+		bci->usb_cur = USB_MAX_CURRENT;
+		/* FALL THROUGH */
+	case USB_EVENT_VBUS:
 	case USB_EVENT_ENUMERATED:
 		twl4030_charger_enable_usb(bci, true);
 		break;


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/