#define MII_DP83640_MISR_LINK_INT_EN 0x20
#define MII_DP83640_MISR_ED_INT_EN 0x40
#define MII_DP83640_MISR_LQ_INT_EN 0x80
+#define MII_DP83640_MISR_ANC_INT 0x400
+#define MII_DP83640_MISR_DUP_INT 0x800
+#define MII_DP83640_MISR_SPD_INT 0x1000
+#define MII_DP83640_MISR_LINK_INT 0x2000
+#define MII_DP83640_MISR_INT_MASK (MII_DP83640_MISR_ANC_INT |\
+ MII_DP83640_MISR_DUP_INT |\
+ MII_DP83640_MISR_SPD_INT |\
+ MII_DP83640_MISR_LINK_INT)
/* phyter seems to miss the mark by 16 ns */
#define ADJTIME_FIX 16
}
}
+static irqreturn_t dp83640_handle_interrupt(struct phy_device *phydev)
+{
+ int irq_status;
+
+ irq_status = phy_read(phydev, MII_DP83640_MISR);
+ if (irq_status < 0) {
+ phy_error(phydev);
+ return IRQ_NONE;
+ }
+
+ if (!(irq_status & MII_DP83640_MISR_INT_MASK))
+ return IRQ_NONE;
+
+ phy_trigger_machine(phydev);
+
+ return IRQ_HANDLED;
+}
+
static int dp83640_hwtstamp(struct mii_timestamper *mii_ts, struct ifreq *ifr)
{
struct dp83640_private *dp83640 =
.config_init = dp83640_config_init,
.ack_interrupt = dp83640_ack_interrupt,
.config_intr = dp83640_config_intr,
+ .handle_interrupt = dp83640_handle_interrupt,
};
static int __init dp83640_init(void)
return phy_write(phydev, MII_DP83822_PHYSCR, physcr_status);
}
+static irqreturn_t dp83822_handle_interrupt(struct phy_device *phydev)
+{
+ int irq_status;
+
+ /* The MISR1 and MISR2 registers are holding the interrupt status in
+ * the upper half (15:8), while the lower half (7:0) is used for
+ * controlling the interrupt enable state of those individual interrupt
+ * sources. To determine the possible interrupt sources, just read the
+ * MISR* register and use it directly to know which interrupts have
+ * been enabled previously or not.
+ */
+ irq_status = phy_read(phydev, MII_DP83822_MISR1);
+ if (irq_status < 0) {
+ phy_error(phydev);
+ return IRQ_NONE;
+ }
+ if (irq_status & ((irq_status & GENMASK(7, 0)) << 8))
+ goto trigger_machine;
+
+ irq_status = phy_read(phydev, MII_DP83822_MISR2);
+ if (irq_status < 0) {
+ phy_error(phydev);
+ return IRQ_NONE;
+ }
+ if (irq_status & ((irq_status & GENMASK(7, 0)) << 8))
+ goto trigger_machine;
+
+ return IRQ_NONE;
+
+trigger_machine:
+ phy_trigger_machine(phydev);
+
+ return IRQ_HANDLED;
+}
+
static int dp8382x_disable_wol(struct phy_device *phydev)
{
int value = DP83822_WOL_EN | DP83822_WOL_MAGIC_EN |
.set_wol = dp83822_set_wol, \
.ack_interrupt = dp83822_ack_interrupt, \
.config_intr = dp83822_config_intr, \
+ .handle_interrupt = dp83822_handle_interrupt, \
.suspend = dp83822_suspend, \
.resume = dp83822_resume, \
}
.set_wol = dp83822_set_wol, \
.ack_interrupt = dp83822_ack_interrupt, \
.config_intr = dp83822_config_intr, \
+ .handle_interrupt = dp83822_handle_interrupt, \
.suspend = dp83822_suspend, \
.resume = dp83822_resume, \
}
DP83848_MISR_SPD_INT_EN | \
DP83848_MISR_LINK_INT_EN)
+#define DP83848_MISR_RHF_INT BIT(8)
+#define DP83848_MISR_FHF_INT BIT(9)
+#define DP83848_MISR_ANC_INT BIT(10)
+#define DP83848_MISR_DUP_INT BIT(11)
+#define DP83848_MISR_SPD_INT BIT(12)
+#define DP83848_MISR_LINK_INT BIT(13)
+#define DP83848_MISR_ED_INT BIT(14)
+
+#define DP83848_INT_MASK \
+ (DP83848_MISR_ANC_INT | \
+ DP83848_MISR_DUP_INT | \
+ DP83848_MISR_SPD_INT | \
+ DP83848_MISR_LINK_INT)
+
static int dp83848_ack_interrupt(struct phy_device *phydev)
{
int err = phy_read(phydev, DP83848_MISR);
return phy_write(phydev, DP83848_MICR, control);
}
+static irqreturn_t dp83848_handle_interrupt(struct phy_device *phydev)
+{
+ int irq_status;
+
+ irq_status = phy_read(phydev, DP83848_MISR);
+ if (irq_status < 0) {
+ phy_error(phydev);
+ return IRQ_NONE;
+ }
+
+ if (!(irq_status & DP83848_INT_MASK))
+ return IRQ_NONE;
+
+ phy_trigger_machine(phydev);
+
+ return IRQ_HANDLED;
+}
+
static int dp83848_config_init(struct phy_device *phydev)
{
int val;
/* IRQ related */ \
.ack_interrupt = dp83848_ack_interrupt, \
.config_intr = dp83848_config_intr, \
+ .handle_interrupt = dp83848_handle_interrupt, \
}
static struct phy_driver dp83848_driver[] = {
return phy_write(phydev, MII_DP83867_MICR, micr_status);
}
+static irqreturn_t dp83867_handle_interrupt(struct phy_device *phydev)
+{
+ int irq_status, irq_enabled;
+
+ irq_status = phy_read(phydev, MII_DP83867_ISR);
+ if (irq_status < 0) {
+ phy_error(phydev);
+ return IRQ_NONE;
+ }
+
+ irq_enabled = phy_read(phydev, MII_DP83867_MICR);
+ if (irq_enabled < 0) {
+ phy_error(phydev);
+ return IRQ_NONE;
+ }
+
+ if (!(irq_status & irq_enabled))
+ return IRQ_NONE;
+
+ phy_trigger_machine(phydev);
+
+ return IRQ_HANDLED;
+}
+
static int dp83867_read_status(struct phy_device *phydev)
{
int status = phy_read(phydev, MII_DP83867_PHYSTS);
/* IRQ related */
.ack_interrupt = dp83867_ack_interrupt,
.config_intr = dp83867_config_intr,
+ .handle_interrupt = dp83867_handle_interrupt,
.suspend = genphy_suspend,
.resume = genphy_resume,
return phy_write(phydev, MII_DP83869_MICR, micr_status);
}
+static irqreturn_t dp83869_handle_interrupt(struct phy_device *phydev)
+{
+ int irq_status, irq_enabled;
+
+ irq_status = phy_read(phydev, MII_DP83869_ISR);
+ if (irq_status < 0) {
+ phy_error(phydev);
+ return IRQ_NONE;
+ }
+
+ irq_enabled = phy_read(phydev, MII_DP83869_MICR);
+ if (irq_enabled < 0) {
+ phy_error(phydev);
+ return IRQ_NONE;
+ }
+
+ if (!(irq_status & irq_enabled))
+ return IRQ_NONE;
+
+ phy_trigger_machine(phydev);
+
+ return IRQ_HANDLED;
+}
+
static int dp83869_set_wol(struct phy_device *phydev,
struct ethtool_wolinfo *wol)
{
/* IRQ related */
.ack_interrupt = dp83869_ack_interrupt,
.config_intr = dp83869_config_intr,
+ .handle_interrupt = dp83869_handle_interrupt,
.read_status = dp83869_read_status,
.get_tunable = dp83869_get_tunable,
return err;
}
+static irqreturn_t dp83811_handle_interrupt(struct phy_device *phydev)
+{
+ int irq_status;
+
+ /* The INT_STAT registers 1, 2 and 3 are holding the interrupt status
+ * in the upper half (15:8), while the lower half (7:0) is used for
+ * controlling the interrupt enable state of those individual interrupt
+ * sources. To determine the possible interrupt sources, just read the
+ * INT_STAT* register and use it directly to know which interrupts have
+ * been enabled previously or not.
+ */
+ irq_status = phy_read(phydev, MII_DP83811_INT_STAT1);
+ if (irq_status < 0) {
+ phy_error(phydev);
+ return IRQ_NONE;
+ }
+ if (irq_status & ((irq_status & GENMASK(7, 0)) << 8))
+ goto trigger_machine;
+
+ irq_status = phy_read(phydev, MII_DP83811_INT_STAT2);
+ if (irq_status < 0) {
+ phy_error(phydev);
+ return IRQ_NONE;
+ }
+ if (irq_status & ((irq_status & GENMASK(7, 0)) << 8))
+ goto trigger_machine;
+
+ irq_status = phy_read(phydev, MII_DP83811_INT_STAT3);
+ if (irq_status < 0) {
+ phy_error(phydev);
+ return IRQ_NONE;
+ }
+ if (irq_status & ((irq_status & GENMASK(7, 0)) << 8))
+ goto trigger_machine;
+
+ return IRQ_NONE;
+
+trigger_machine:
+ phy_trigger_machine(phydev);
+
+ return IRQ_HANDLED;
+}
+
static int dp83811_config_aneg(struct phy_device *phydev)
{
int value, err;
.set_wol = dp83811_set_wol,
.ack_interrupt = dp83811_ack_interrupt,
.config_intr = dp83811_config_intr,
+ .handle_interrupt = dp83811_handle_interrupt,
.suspend = dp83811_suspend,
.resume = dp83811_resume,
},