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Groups > linux.kernel > #1736528

[PATCH RESEND 1/2] phy: phy-mtk-tphy: fix NULL point of chip bank

From Chunfeng Yun <chunfeng.yun@mediatek.com>
Newsgroups linux.kernel
Subject [PATCH RESEND 1/2] phy: phy-mtk-tphy: fix NULL point of chip bank
Date 2017-09-21 12:40 +0200
Message-ID <us73I-86N-11@gated-at.bofh.it> (permalink)
Organization linux.* mail to news gateway

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Chip bank of version-1 is initialized as NULL, but it's used
by pcie_phy_instance_power_on/off(), so assign it a right
address.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
 drivers/phy/mediatek/phy-mtk-tphy.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/phy/mediatek/phy-mtk-tphy.c b/drivers/phy/mediatek/phy-mtk-tphy.c
index e3baad7..721a2a1 100644
--- a/drivers/phy/mediatek/phy-mtk-tphy.c
+++ b/drivers/phy/mediatek/phy-mtk-tphy.c
@@ -27,6 +27,7 @@
 /* banks shared by multiple phys */
 #define SSUSB_SIFSLV_V1_SPLLC		0x000	/* shared by u3 phys */
 #define SSUSB_SIFSLV_V1_U2FREQ		0x100	/* shared by u2 phys */
+#define SSUSB_SIFSLV_V1_CHIP		0x300	/* shared by u3 phys */
 /* u2 phy bank */
 #define SSUSB_SIFSLV_V1_U2PHY_COM	0x000
 /* u3/pcie/sata phy banks */
@@ -762,7 +763,7 @@ static void phy_v1_banks_init(struct mtk_tphy *tphy,
 	case PHY_TYPE_USB3:
 	case PHY_TYPE_PCIE:
 		u3_banks->spllc = tphy->sif_base + SSUSB_SIFSLV_V1_SPLLC;
-		u3_banks->chip = NULL;
+		u3_banks->chip = tphy->sif_base + SSUSB_SIFSLV_V1_CHIP;
 		u3_banks->phyd = instance->port_base + SSUSB_SIFSLV_V1_U3PHYD;
 		u3_banks->phya = instance->port_base + SSUSB_SIFSLV_V1_U3PHYA;
 		break;
-- 
1.7.9.5

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[PATCH RESEND 1/2] phy: phy-mtk-tphy: fix NULL point of chip bank Chunfeng Yun <chunfeng.yun@mediatek.com> - 2017-09-21 12:40 +0200
  Re: [PATCH RESEND 1/2] phy: phy-mtk-tphy: fix NULL point of chip bank Kishon Vijay Abraham I <kishon@ti.com> - 2017-09-21 13:00 +0200
    Re: [PATCH RESEND 1/2] phy: phy-mtk-tphy: fix NULL point of chip  bank Chunfeng Yun <chunfeng.yun@mediatek.com> - 2017-09-22 03:20 +0200

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