The RGMII spec allows compliance for devices that implement an internal
delay on TXC and/or RXC inside the transmitter. This patch adds the
necessary RGMII_[RX|TX]ID mode code to handle such PHYs with the
emac driver.
Signed-off-by: Christian Lamparter <chunk...@gmail.com>
---
v2: - utilize phy_interface_mode_is_rgmii()
---
drivers/net/ethernet/ibm/emac/core.c | 4 ++--
drivers/net/ethernet/ibm/emac/emac.h | 3 +++
drivers/net/ethernet/ibm/emac/rgmii.c | 10 ++++++++--
3 files changed, 13 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/ibm/emac/core.c
b/drivers/net/ethernet/ibm/emac/core.c
index 7feff2450ed6..043e72e28bba 100644
--- a/drivers/net/ethernet/ibm/emac/core.c
+++ b/drivers/net/ethernet/ibm/emac/core.c
@@ -199,8 +199,8 @@ static void __emac_set_multicast_list(struct emac_instance
*dev);
static inline int emac_phy_supports_gige(int phy_mode)
{
- return phy_mode == PHY_MODE_GMII ||
- phy_mode == PHY_MODE_RGMII ||
+ return phy_interface_mode_is_rgmii(phy_mode) ||
+ phy_mode == PHY_MODE_GMII ||
phy_mode == PHY_MODE_SGMII ||
phy_mode == PHY_MODE_TBI ||
phy_mode == PHY_MODE_RTBI;
diff --git a/drivers/net/ethernet/ibm/emac/emac.h
b/drivers/net/ethernet/ibm/emac/emac.h
index 5afcc27ceebb..8c6d2af7281b 100644
--- a/drivers/net/ethernet/ibm/emac/emac.h
+++ b/drivers/net/ethernet/ibm/emac/emac.h
@@ -112,6 +112,9 @@ struct emac_regs {
#define PHY_MODE_RMII PHY_INTERFACE_MODE_RMII
#define PHY_MODE_SMII PHY_INTERFACE_MODE_SMII
#define PHY_MODE_RGMII PHY_INTERFACE_MODE_RGMII
+#define PHY_MODE_RGMII_ID PHY_INTERFACE_MODE_RGMII_ID
+#define PHY_MODE_RGMII_RXID PHY_INTERFACE_MODE_RGMII_RXID
+#define PHY_MODE_RGMII_TXID PHY_INTERFACE_MODE_RGMII_TXID
#define PHY_MODE_TBI PHY_INTERFACE_MODE_TBI
#define PHY_MODE_GMII PHY_INTERFACE_MODE_GMII
#define PHY_MODE_RTBI PHY_INTERFACE_MODE_RTBI
diff --git a/drivers/net/ethernet/ibm/emac/rgmii.c
b/drivers/net/ethernet/ibm/emac/rgmii.c
index c4a1ac38bba8..124b0473d2b7 100644
--- a/drivers/net/ethernet/ibm/emac/rgmii.c
+++ b/drivers/net/ethernet/ibm/emac/rgmii.c
@@ -52,9 +52,9 @@
/* RGMII bridge supports only GMII/TBI and RGMII/RTBI PHYs */
static inline int rgmii_valid_mode(int phy_mode)
{
- return phy_mode == PHY_MODE_GMII ||
+ return phy_interface_mode_is_rgmii(phy_mode) ||
+ phy_mode == PHY_MODE_GMII ||
phy_mode == PHY_MODE_MII ||
- phy_mode == PHY_MODE_RGMII ||
phy_mode == PHY_MODE_TBI ||
phy_mode == PHY_MODE_RTBI;
}
@@ -63,6 +63,9 @@ static inline const char *rgmii_mode_name(int mode)
{
switch (mode) {
case PHY_MODE_RGMII:
+ case PHY_MODE_RGMII_ID:
+ case PHY_MODE_RGMII_RXID:
+ case PHY_MODE_RGMII_TXID:
return "RGMII";
case PHY_MODE_TBI:
return "TBI";
@@ -81,6 +84,9 @@ static inline u32 rgmii_mode_mask(int mode, int input)
{
switch (mode) {
case PHY_MODE_RGMII:
+ case PHY_MODE_RGMII_ID:
+ case PHY_MODE_RGMII_RXID:
+ case PHY_MODE_RGMII_TXID:
return RGMII_FER_RGMII(input);
case PHY_MODE_TBI:
return RGMII_FER_TBI(input);
--
2.15.1
