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Commit c0ea7064 authored by Fabio Baltieri's avatar Fabio Baltieri Committed by Felipe Balbi
Browse files

usb: phy: ab8500-usb: split ab8500_usb_phy_ctrl 



Split ab8500_usb_phy_ctrl into separate enable/disable functions to make
the code more linear and readable.

Acked-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarFabio Baltieri <fabio.baltieri@linaro.org>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent e65b36c0

drivers/usb/phy/phy-ab8500-usb.c

+26 −29
Original line number Original line Diff line number Diff line
@@ -172,40 +172,37 @@ static void ab8500_usb_wd_linkstatus(struct ab8500_usb *ab, u8 bit) 
	}

	}

}

}





static void ab8500_usb_phy_ctrl(struct ab8500_usb *ab, bool sel_host,

static void ab8500_usb_phy_enable(struct ab8500_usb *ab, bool sel_host)

					bool enable)

{

{

	u8 ctrl_reg;

	u8 bit;

	abx500_get_register_interruptible(ab->dev,

	bit = sel_host ? AB8500_BIT_PHY_CTRL_HOST_EN :

				AB8500_USB,

		AB8500_BIT_PHY_CTRL_DEVICE_EN;

				AB8500_USB_PHY_CTRL_REG,



				&ctrl_reg);

	abx500_mask_and_set_register_interruptible(ab->dev,

	if (sel_host) {

			AB8500_USB, AB8500_USB_PHY_CTRL_REG,

		if (enable)

			bit, bit);

			ctrl_reg |= AB8500_BIT_PHY_CTRL_HOST_EN;

		else

			ctrl_reg &= ~AB8500_BIT_PHY_CTRL_HOST_EN;

	} else {

		if (enable)

			ctrl_reg |= AB8500_BIT_PHY_CTRL_DEVICE_EN;

		else

			ctrl_reg &= ~AB8500_BIT_PHY_CTRL_DEVICE_EN;

}

}





	abx500_set_register_interruptible(ab->dev,

static void ab8500_usb_phy_disable(struct ab8500_usb *ab, bool sel_host)

				AB8500_USB,

{

				AB8500_USB_PHY_CTRL_REG,

	u8 bit;

				ctrl_reg);

	bit = sel_host ? AB8500_BIT_PHY_CTRL_HOST_EN :

		AB8500_BIT_PHY_CTRL_DEVICE_EN;



	ab8500_usb_wd_linkstatus(ab, bit);



	abx500_mask_and_set_register_interruptible(ab->dev,

			AB8500_USB, AB8500_USB_PHY_CTRL_REG,

			bit, 0);





	/* Needed to enable the phy.*/

	/* Needed to disable the phy.*/

	if (enable)

	ab8500_usb_wd_workaround(ab);

	ab8500_usb_wd_workaround(ab);

}

}





#define ab8500_usb_host_phy_en(ab)	ab8500_usb_phy_ctrl(ab, true, true)

#define ab8500_usb_host_phy_en(ab)	ab8500_usb_phy_enable(ab, true)

#define ab8500_usb_host_phy_dis(ab)	ab8500_usb_phy_ctrl(ab, true, false)

#define ab8500_usb_host_phy_dis(ab)	ab8500_usb_phy_disable(ab, true)

#define ab8500_usb_peri_phy_en(ab)	ab8500_usb_phy_ctrl(ab, false, true)

#define ab8500_usb_peri_phy_en(ab)	ab8500_usb_phy_enable(ab, false)

#define ab8500_usb_peri_phy_dis(ab)	ab8500_usb_phy_ctrl(ab, false, false)

#define ab8500_usb_peri_phy_dis(ab)	ab8500_usb_phy_disable(ab, false)





static int ab8505_usb_link_status_update(struct ab8500_usb *ab,

static int ab8505_usb_link_status_update(struct ab8500_usb *ab,

		enum ab8505_usb_link_status lsts)

		enum ab8505_usb_link_status lsts)