Add debug messages to phyread/write to help with PHY debug.
Signed-off-by: Michal Simek michal.simek@xilinx.com ---
drivers/net/zynq_gem.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c index 9175d2cae8f7..3d21ad617359 100644 --- a/drivers/net/zynq_gem.c +++ b/drivers/net/zynq_gem.c @@ -208,12 +208,23 @@ static u32 phy_setup_op(struct eth_device *dev, u32 phy_addr, u32 regnum,
static u32 phyread(struct eth_device *dev, u32 phy_addr, u32 regnum, u16 *val) { - return phy_setup_op(dev, phy_addr, regnum, + u32 ret; + + ret = phy_setup_op(dev, phy_addr, regnum, ZYNQ_GEM_PHYMNTNC_OP_R_MASK, val); + + if (!ret) + debug("%s: phy_addr %d, regnum 0x%x, val 0x%x\n", __func__, + phy_addr, regnum, *val); + + return ret; }
static u32 phywrite(struct eth_device *dev, u32 phy_addr, u32 regnum, u16 data) { + debug("%s: phy_addr %d, regnum 0x%x, data 0x%x\n", __func__, phy_addr, + regnum, data); + return phy_setup_op(dev, phy_addr, regnum, ZYNQ_GEM_PHYMNTNC_OP_W_MASK, &data); }