linux-kernel - [PATCH] usb: gadget: fsl: Enable usb snoop on PPC64

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Message-ID:
 <HE1PR07MB4169B7A47CC7105A9FC3E993ACFF2@HE1PR07MB4169.eurprd07.prod.outlook.com>
Date: Mon, 3 Jun 2024 01:46:50 +0000
From: "Qianbin Zheng (NSB)" <qianbin.zheng@...ia-sbell.com>
To: "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>
CC: "u.kleine-koenig@...gutronix.de" <u.kleine-koenig@...gutronix.de>,
	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH] usb: gadget: fsl: Enable usb snoop on PPC64

Turn on usb snooping on PPC64.

Signed-off-by: Qianbin Zheng <qianbin.zheng@...ia-sbell.com>
---
 drivers/usb/gadget/udc/fsl_udc_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/gadget/udc/fsl_udc_core.c b/drivers/usb/gadget/udc/fsl_udc_core.c
index 3432ebfae978..a0f3498086d5 100644
--- a/drivers/usb/gadget/udc/fsl_udc_core.c
+++ b/drivers/usb/gadget/udc/fsl_udc_core.c
@@ -328,7 +328,7 @@ static int dr_controller_setup(struct fsl_udc *udc)
 		__raw_writel(ctrl, &usb_sys_regs->control);
 	}
 
-#if defined(CONFIG_PPC32) && !defined(CONFIG_NOT_COHERENT_CACHE)
+#if (defined(CONFIG_PPC32) || (defined(CONFIG_PPC64))) && !defined(CONFIG_NOT_COHERENT_CACHE)
 	/* Turn on cache snooping hardware, since some PowerPC platforms
 	 * wholly rely on hardware to deal with cache coherent. */
 
-- 
2.31.1