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Thu, 8 Aug 2019 12:30:40 +0000 Received: from NWD2HUBCAS7.ad.analog.com (nwd2hubcas7.ad.analog.com [10.64.69.107]) by nwd2mta2.analog.com (8.13.8/8.13.8) with ESMTP id x78CUetZ021214 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=OK); Thu, 8 Aug 2019 05:30:40 -0700 Received: from saturn.ad.analog.com (10.48.65.113) by NWD2HUBCAS7.ad.analog.com (10.64.69.107) with Microsoft SMTP Server id 14.3.408.0; Thu, 8 Aug 2019 08:30:39 -0400 From: Alexandru Ardelean To: , , CC: , , , , , , Alexandru Ardelean Subject: [PATCH v2 04/15] net: phy: adin: add support for interrupts Date: Thu, 8 Aug 2019 15:30:15 +0300 Message-ID: <20190808123026.17382-5-alexandru.ardelean@analog.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190808123026.17382-1-alexandru.ardelean@analog.com> References: <20190808123026.17382-1-alexandru.ardelean@analog.com> MIME-Version: 1.0 X-ADIRoutedOnPrem: True X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:137.71.25.57; 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Signed-off-by: Alexandru Ardelean Reviewed-by: Andrew Lunn --- drivers/net/phy/adin.c | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/drivers/net/phy/adin.c b/drivers/net/phy/adin.c index 45490fbe273b..69000fb16704 100644 --- a/drivers/net/phy/adin.c +++ b/drivers/net/phy/adin.c @@ -14,11 +14,45 @@ #define PHY_ID_ADIN1200 0x0283bc20 #define PHY_ID_ADIN1300 0x0283bc30 +#define ADIN1300_INT_MASK_REG 0x0018 +#define ADIN1300_INT_MDIO_SYNC_EN BIT(9) +#define ADIN1300_INT_ANEG_STAT_CHNG_EN BIT(8) +#define ADIN1300_INT_ANEG_PAGE_RX_EN BIT(6) +#define ADIN1300_INT_IDLE_ERR_CNT_EN BIT(5) +#define ADIN1300_INT_MAC_FIFO_OU_EN BIT(4) +#define ADIN1300_INT_RX_STAT_CHNG_EN BIT(3) +#define ADIN1300_INT_LINK_STAT_CHNG_EN BIT(2) +#define ADIN1300_INT_SPEED_CHNG_EN BIT(1) +#define ADIN1300_INT_HW_IRQ_EN BIT(0) +#define ADIN1300_INT_MASK_EN \ + (ADIN1300_INT_ANEG_STAT_CHNG_EN | ADIN1300_INT_ANEG_PAGE_RX_EN | \ + ADIN1300_INT_LINK_STAT_CHNG_EN | ADIN1300_INT_SPEED_CHNG_EN | \ + ADIN1300_INT_HW_IRQ_EN) +#define ADIN1300_INT_STATUS_REG 0x0019 + static int adin_config_init(struct phy_device *phydev) { return genphy_config_init(phydev); } +static int adin_phy_ack_intr(struct phy_device *phydev) +{ + /* Clear pending interrupts */ + int rc = phy_read(phydev, ADIN1300_INT_STATUS_REG); + + return rc < 0 ? rc : 0; +} + +static int adin_phy_config_intr(struct phy_device *phydev) +{ + if (phydev->interrupts == PHY_INTERRUPT_ENABLED) + return phy_set_bits(phydev, ADIN1300_INT_MASK_REG, + ADIN1300_INT_MASK_EN); + + return phy_clear_bits(phydev, ADIN1300_INT_MASK_REG, + ADIN1300_INT_MASK_EN); +} + static struct phy_driver adin_driver[] = { { PHY_ID_MATCH_MODEL(PHY_ID_ADIN1200), @@ -27,6 +61,8 @@ static struct phy_driver adin_driver[] = { .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, .get_features = genphy_read_abilities, + .ack_interrupt = adin_phy_ack_intr, + .config_intr = adin_phy_config_intr, .resume = genphy_resume, .suspend = genphy_suspend, }, @@ -37,6 +73,8 @@ static struct phy_driver adin_driver[] = { .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, .get_features = genphy_read_abilities, + .ack_interrupt = adin_phy_ack_intr, + .config_intr = adin_phy_config_intr, .resume = genphy_resume, .suspend = genphy_suspend, },