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Message-ID: <20220621130506.85424-4-fabrice.gasnier@foss.st.com>
Date: Tue, 21 Jun 2022 15:05:06 +0200
From: Fabrice Gasnier <fabrice.gasnier@...s.st.com>
To: <hminas@...opsys.com>, <gregkh@...uxfoundation.org>,
<stern@...land.harvard.edu>
CC: <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-stm32@...md-mailman.stormreply.com>,
<amelie.delaunay@...s.st.com>, <fabrice.gasnier@...s.st.com>
Subject: [PATCH 3/3] usb: dwc2: host: add TPL support
From: Amelie Delaunay <amelie.delaunay@...s.st.com>
The TPL support is used to identify targeted devices during EH compliance
test. The user can add "tpl-support" in the device tree to enable it.
Signed-off-by: Amelie Delaunay <amelie.delaunay@...s.st.com>
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@...s.st.com>
---
drivers/usb/dwc2/hcd.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
index f63a27d11fac8..4567f3c24d225 100644
--- a/drivers/usb/dwc2/hcd.c
+++ b/drivers/usb/dwc2/hcd.c
@@ -52,6 +52,7 @@
#include <linux/usb/hcd.h>
#include <linux/usb/ch11.h>
+#include <linux/usb/of.h>
#include "core.h"
#include "hcd.h"
@@ -5339,6 +5340,8 @@ int dwc2_hcd_init(struct dwc2_hsotg *hsotg)
/* Don't support SG list at this point */
hcd->self.sg_tablesize = 0;
+ hcd->tpl_support = of_usb_host_tpl_support(hsotg->dev->of_node);
+
if (!IS_ERR_OR_NULL(hsotg->uphy))
otg_set_host(hsotg->uphy->otg, &hcd->self);
--
2.25.1
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