From: Pawel Laszczak <pawell@cadence.com>
To: <balbi@kernel.org>, <gregkh@linuxfoundation.org>,
<linux-usb@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<rogerq@ti.com>, <peter.chen@nxp.com>
Cc: <dan.carpenter@oracle.com>, <heikki.krogerus@linux.intel.com>,
<colin.king@canonical.com>, <jpawar@cadence.com>,
<ben.dooks@codethink.co.uk>, <kurahul@cadence.com>,
<sparmar@cadence.com>, Pawel Laszczak <pawell@cadence.com>
Subject: [PATCH v2 6/9] usb: cdns3: Added CDNS3_ID_PERIPHERAL and CDNS3_ID_HOST
Date: Mon, 13 Jul 2020 12:05:51 +0200 [thread overview]
Message-ID: <20200713100554.28530-7-pawell@cadence.com> (raw)
In-Reply-To: <20200713100554.28530-1-pawell@cadence.com>
Patch adds 2 definitions that make it easier to understand the code.
Signed-off-by: Pawel Laszczak <pawell@cadence.com>
---
drivers/usb/cdns3/drd.c | 4 ++--
drivers/usb/cdns3/drd.h | 3 +++
2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/cdns3/drd.c b/drivers/usb/cdns3/drd.c
index 6fe092c828b3..8e7673da905e 100644
--- a/drivers/usb/cdns3/drd.c
+++ b/drivers/usb/cdns3/drd.c
@@ -87,7 +87,7 @@ bool cdns3_is_host(struct cdns3 *cdns)
{
if (cdns->dr_mode == USB_DR_MODE_HOST)
return true;
- else if (!cdns3_get_id(cdns))
+ else if (cdns3_get_id(cdns) == CDNS3_ID_HOST)
return true;
return false;
@@ -98,7 +98,7 @@ bool cdns3_is_device(struct cdns3 *cdns)
if (cdns->dr_mode == USB_DR_MODE_PERIPHERAL)
return true;
else if (cdns->dr_mode == USB_DR_MODE_OTG)
- if (cdns3_get_id(cdns))
+ if (cdns3_get_id(cdns) == CDNS3_ID_PERIPHERAL)
return true;
return false;
diff --git a/drivers/usb/cdns3/drd.h b/drivers/usb/cdns3/drd.h
index 35b6d459ee58..3889fead9df1 100644
--- a/drivers/usb/cdns3/drd.h
+++ b/drivers/usb/cdns3/drd.h
@@ -153,6 +153,9 @@ struct cdns3_otg_common_regs {
/* Only for CDNS3_CONTROLLER_V0 version */
#define OVERRIDE_IDPULLUP_V0 BIT(24)
+#define CDNS3_ID_PERIPHERAL 1
+#define CDNS3_ID_HOST 0
+
bool cdns3_is_host(struct cdns3 *cdns);
bool cdns3_is_device(struct cdns3 *cdns);
int cdns3_get_id(struct cdns3 *cdns);
--
2.17.1
next prev parent reply other threads:[~2020-07-13 10:06 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-13 10:05 [PATCH v2 0/9] usb: cdns3: Improvements for cdns3 DRD code Pawel Laszczak
2020-07-13 10:05 ` [PATCH v2 1/9] usb: cdns3: core: removed cdns3_get_current_role_driver function Pawel Laszczak
2020-07-13 10:05 ` [PATCH v2 2/9] usb: cdns3: drd: removed not needed variables initialization Pawel Laszczak
2020-07-22 0:34 ` Peter Chen
2020-07-13 10:05 ` [PATCH v2 3/9] usb: cnds3: drd: deleted != Pawel Laszczak
2020-07-22 0:34 ` Peter Chen
2020-07-13 10:05 ` [PATCH v2 4/9] usb: cdns3: drd: return IRQ_NONE explicitly Pawel Laszczak
2020-07-22 0:35 ` Peter Chen
2020-07-13 10:05 ` [PATCH v2 5/9] usb: cdns3: drd: changed return type from int to bool Pawel Laszczak
2020-07-22 0:35 ` Peter Chen
2020-07-13 10:05 ` Pawel Laszczak [this message]
2020-07-22 0:38 ` [PATCH v2 6/9] usb: cdns3: Added CDNS3_ID_PERIPHERAL and CDNS3_ID_HOST Peter Chen
2020-07-13 10:05 ` [PATCH v2 7/9] usb: cdns3: core: removed 'goto not_otg' Pawel Laszczak
2020-07-22 2:41 ` Peter Chen
2020-08-03 4:27 ` Pawel Laszczak
2020-07-13 10:05 ` [PATCH v2 8/9] usb: cdns3: core: removed overwriting some error code Pawel Laszczak
2020-07-13 10:05 ` [PATCH v2 9/9] usb: cdns3: drd: simplify *switch_gadet and *switch_host Pawel Laszczak
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