C++ (Cpp) V_DOWNSHIFT_CNTの例

コード例 #1

ファイル: cxgb_mv88e1xxx.c プロジェクト: JabirTech/Source

static int mv88e1xxx_downshift_set(struct cphy *cphy, int downshift_enable)
{
	/*
	 * Set the downshift counter to 2 so we try to establish Gb link
	 * twice before downshifting.
	 */
	return t3_mdio_change_bits(cphy, 0, MV88E1XXX_EXT_SPECIFIC_CNTRL,
		V_DOWNSHIFT_ENABLE | V_DOWNSHIFT_CNT(M_DOWNSHIFT_CNT),
		downshift_enable ? V_DOWNSHIFT_ENABLE | V_DOWNSHIFT_CNT(2) : 0);
}

コード例 #2

static int mv88e1xxx_downshift_set(struct cphy *cphy, int downshift_enable)
{
	u32 val;

	(void) simple_mdio_read(cphy,
		MV88E1XXX_EXT_PHY_SPECIFIC_CNTRL_REGISTER, &val);

	
	val &= ~(V_DOWNSHIFT_ENABLE | V_DOWNSHIFT_CNT(M_DOWNSHIFT_CNT));

	if (downshift_enable)
		val |= V_DOWNSHIFT_ENABLE | V_DOWNSHIFT_CNT(2);
	(void) simple_mdio_write(cphy,
			MV88E1XXX_EXT_PHY_SPECIFIC_CNTRL_REGISTER, val);
	return 0;
}

コード例 #3

ファイル: mv88e1xxx.c プロジェクト: MatiasNAmendola/AuroraUX-SunOS

static int mv88e1xxx_downshift_set(struct cphy *cphy, int downshift_enable)
{
	u32 val;

	(void) simple_mdio_read(cphy, MV88E1XXX_EXT_PHY_SPECIFIC_CNTRL_REGISTER, &val);

	/*
	 * Set the downshift counter to 2 so we try to establish Gb link
	 * twice before downshifting.
	 */
	val &= ~(V_DOWNSHIFT_ENABLE | V_DOWNSHIFT_CNT(M_DOWNSHIFT_CNT));
	
	if (downshift_enable)
		val |= V_DOWNSHIFT_ENABLE | V_DOWNSHIFT_CNT(2);
	(void) simple_mdio_write(cphy, MV88E1XXX_EXT_PHY_SPECIFIC_CNTRL_REGISTER, val);
	return 0;
}