Commit 9d452c3a authored by Johan Hovold's avatar Johan Hovold Committed by Vinod Koul
Browse files

phy: qcom-qmp-usb: drop unused in-layout configuration 



The QMP USB PHY driver does not use the "in-layout" configuration macro
to configure registers that are typically accessed using "regs_layout"
arrays (e.g. QPHY_START_CTRL) so drop this unused feature.

Signed-off-by: default avatarJohan Hovold <johan+linaro@kernel.org>
Reviewed-by: default avatarDmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20221012081241.18273-8-johan+linaro@kernel.org


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 91496846

drivers/phy/qualcomm/phy-qcom-qmp-usb.c

+10 −32
Original line number Diff line number Diff line
@@ -69,11 +69,6 @@ 
struct qmp_phy_init_tbl {

	unsigned int offset;

	unsigned int val;

	/*

	 * register part of layout ?

	 * if yes, then offset gives index in the reg-layout

	 */

	bool in_layout;

	/*

	 * mask of lanes for which this register is written

	 * for cases when second lane needs different values
@@ -88,14 +83,6 @@ struct qmp_phy_init_tbl { 
		.lane_mask = 0xff,	\

	}



#define QMP_PHY_INIT_CFG_L(o, v)	\

	{				\

		.offset = o,		\

		.val = v,		\

		.in_layout = true,	\

		.lane_mask = 0xff,	\

	}



#define QMP_PHY_INIT_CFG_LANE(o, v, l)	\

	{				\

		.offset = o,		\
@@ -2069,7 +2056,6 @@ static const struct qmp_phy_cfg qcm2290_usb3phy_cfg = { 
};



static void qmp_usb_configure_lane(void __iomem *base,

					const unsigned int *regs,

					const struct qmp_phy_init_tbl tbl[],

					int num,

					u8 lane_mask)
@@ -2084,19 +2070,15 @@ static void qmp_usb_configure_lane(void __iomem *base, 
		if (!(t->lane_mask & lane_mask))

			continue;



		if (t->in_layout)

			writel(t->val, base + regs[t->offset]);

		else

		writel(t->val, base + t->offset);

	}

}



static void qmp_usb_configure(void __iomem *base,

				   const unsigned int *regs,

				   const struct qmp_phy_init_tbl tbl[],

				   int num)

{

	qmp_usb_configure_lane(base, regs, tbl, num, 0xff);

	qmp_usb_configure_lane(base, tbl, num, 0xff);

}



static int qmp_usb_serdes_init(struct qmp_phy *qphy)
@@ -2106,7 +2088,7 @@ static int qmp_usb_serdes_init(struct qmp_phy *qphy) 
	const struct qmp_phy_init_tbl *serdes_tbl = cfg->serdes_tbl;

	int serdes_tbl_num = cfg->serdes_tbl_num;



	qmp_usb_configure(serdes, cfg->regs, serdes_tbl, serdes_tbl_num);

	qmp_usb_configure(serdes, serdes_tbl, serdes_tbl_num);



	return 0;

}
@@ -2214,21 +2196,17 @@ static int qmp_usb_power_on(struct phy *phy) 
	}



	/* Tx, Rx, and PCS configurations */

	qmp_usb_configure_lane(tx, cfg->regs, cfg->tx_tbl, cfg->tx_tbl_num, 1);

	qmp_usb_configure_lane(tx, cfg->tx_tbl, cfg->tx_tbl_num, 1);



	if (cfg->lanes >= 2) {

		qmp_usb_configure_lane(qphy->tx2, cfg->regs,

					cfg->tx_tbl, cfg->tx_tbl_num, 2);

	}

	if (cfg->lanes >= 2)

		qmp_usb_configure_lane(qphy->tx2, cfg->tx_tbl, cfg->tx_tbl_num, 2);



	qmp_usb_configure_lane(rx, cfg->regs, cfg->rx_tbl, cfg->rx_tbl_num, 1);

	qmp_usb_configure_lane(rx, cfg->rx_tbl, cfg->rx_tbl_num, 1);



	if (cfg->lanes >= 2) {

		qmp_usb_configure_lane(qphy->rx2, cfg->regs,

					cfg->rx_tbl, cfg->rx_tbl_num, 2);

	}

	if (cfg->lanes >= 2)

		qmp_usb_configure_lane(qphy->rx2, cfg->rx_tbl, cfg->rx_tbl_num, 2);



	qmp_usb_configure(pcs, cfg->regs, cfg->pcs_tbl, cfg->pcs_tbl_num);

	qmp_usb_configure(pcs, cfg->pcs_tbl, cfg->pcs_tbl_num);



	if (cfg->has_pwrdn_delay)

		usleep_range(cfg->pwrdn_delay_min, cfg->pwrdn_delay_max);