linux-kernel - [PATCH v2 07/15] phy: qcom-qmp-pcie: clean up PHY lane init

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20221019113552.22353-8-johan+linaro@kernel.org>
Date:   Wed, 19 Oct 2022 13:35:44 +0200
From:   Johan Hovold <johan+linaro@...nel.org>
To:     Vinod Koul <vkoul@...nel.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Johan Hovold <johan+linaro@...nel.org>
Subject: [PATCH v2 07/15] phy: qcom-qmp-pcie: clean up PHY lane init

Clean up the PHY lane initialisation somewhat by adding further
temporary variables and programming both tx and rx for the second lane
after the first lane.

Signed-off-by: Johan Hovold <johan+linaro@...nel.org>
---
 drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
index bd946438e3c3..dd7e72424fc0 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
@@ -1835,18 +1835,19 @@ static void qmp_pcie_lanes_init(struct qmp_pcie *qmp, const struct qmp_phy_cfg_t
 	const struct qmp_phy_cfg *cfg = qmp->cfg;
 	void __iomem *tx = qmp->tx;
 	void __iomem *rx = qmp->rx;
+	void __iomem *tx2 = qmp->tx2;
+	void __iomem *rx2 = qmp->rx2;
 
 	if (!tables)
 		return;
 
 	qmp_pcie_configure_lane(tx, tables->tx, tables->tx_num, 1);
-
-	if (cfg->lanes >= 2)
-		qmp_pcie_configure_lane(qmp->tx2, tables->tx, tables->tx_num, 2);
-
 	qmp_pcie_configure_lane(rx, tables->rx, tables->rx_num, 1);
-	if (cfg->lanes >= 2)
-		qmp_pcie_configure_lane(qmp->rx2, tables->rx, tables->rx_num, 2);
+
+	if (cfg->lanes >= 2) {
+		qmp_pcie_configure_lane(tx2, tables->tx, tables->tx_num, 2);
+		qmp_pcie_configure_lane(rx2, tables->rx, tables->rx_num, 2);
+	}
 }
 
 static void qmp_pcie_pcs_init(struct qmp_pcie *qmp, const struct qmp_phy_cfg_tables *tables)
-- 
2.37.3