linux-kernel - [PATCH 1/3] usb: xhci-mtk: use bitfield instead of bool

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Message-ID: <20210430071532.51794-1-chunfeng.yun@mediatek.com>
Date:   Fri, 30 Apr 2021 15:15:30 +0800
From:   Chunfeng Yun <chunfeng.yun@...iatek.com>
To:     Mathias Nyman <mathias.nyman@...el.com>
CC:     Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        <linux-usb@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, Ikjoon Jang <ikjn@...omium.org>,
        Eddie Hung <eddie.hung@...iatek.com>
Subject: [PATCH 1/3] usb: xhci-mtk: use bitfield instead of bool

Use bitfield instead of bool in struct

Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
---
 drivers/usb/host/xhci-mtk.c | 2 --
 drivers/usb/host/xhci-mtk.h | 8 ++++----
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
index b2058b3bc834..2548976bcf05 100644
--- a/drivers/usb/host/xhci-mtk.c
+++ b/drivers/usb/host/xhci-mtk.c
@@ -495,8 +495,6 @@ static int xhci_mtk_probe(struct platform_device *pdev)
 			goto put_usb2_hcd;
 		}
 		mtk->has_ippc = true;
-	} else {
-		mtk->has_ippc = false;
 	}
 
 	device_init_wakeup(dev, true);
diff --git a/drivers/usb/host/xhci-mtk.h b/drivers/usb/host/xhci-mtk.h
index cd3a37bb73e6..94a59b3d178f 100644
--- a/drivers/usb/host/xhci-mtk.h
+++ b/drivers/usb/host/xhci-mtk.h
@@ -138,17 +138,17 @@ struct xhci_hcd_mtk {
 	struct mu3h_sch_bw_info *sch_array;
 	struct list_head bw_ep_chk_list;
 	struct mu3c_ippc_regs __iomem *ippc_regs;
-	bool has_ippc;
 	int num_u2_ports;
 	int num_u3_ports;
 	int u3p_dis_msk;
 	struct regulator *vusb33;
 	struct regulator *vbus;
 	struct clk_bulk_data clks[BULK_CLKS_NUM];
-	bool lpm_support;
-	bool u2_lpm_disable;
+	unsigned int has_ippc:1;
+	unsigned int lpm_support:1;
+	unsigned int u2_lpm_disable:1;
 	/* usb remote wakeup */
-	bool uwk_en;
+	unsigned int uwk_en:1;
 	struct regmap *uwk;
 	u32 uwk_reg_base;
 	u32 uwk_vers;
-- 
2.18.0