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| author |   Igor Russkikh <irusskikh@marvell.com> | 2019-11-07 22:41:58 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-11-07 19:54:43 -0800 |
| commit | ea4b4d7fc1065165874c27b8add252e04d104137 (patch) | |
| tree | 9216cb18c8ce9432b04bb6cb0079f7b06f9f0bd2 /drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c | |
| parent | net: atlantic: add fw configuration memory area (diff) | |
| download | linux-dev-ea4b4d7fc1065165874c27b8add252e04d104137.tar.xz linux-dev-ea4b4d7fc1065165874c27b8add252e04d104137.zip | |
net: atlantic: loopback tests via private flags
Here we add a number of ethtool private flags
to allow enabling various loopbacks on HW.
Thats useful for verification and bringup works.
Signed-off-by: Igor Russkikh <irusskikh@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c index 3dbce03c5a94..feef2b0177b2 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c @@ -42,6 +42,9 @@ #define HW_ATL_FW2X_CTRL_PAUSE BIT(CTRL_PAUSE) #define HW_ATL_FW2X_CTRL_TEMPERATURE BIT(CTRL_TEMPERATURE) #define HW_ATL_FW2X_CTRL_ASYMMETRIC_PAUSE BIT(CTRL_ASYMMETRIC_PAUSE) +#define HW_ATL_FW2X_CTRL_INT_LOOPBACK BIT(CTRL_INT_LOOPBACK) +#define HW_ATL_FW2X_CTRL_EXT_LOOPBACK BIT(CTRL_EXT_LOOPBACK) +#define HW_ATL_FW2X_CTRL_DOWNSHIFT BIT(CTRL_DOWNSHIFT) #define HW_ATL_FW2X_CTRL_FORCE_RECONNECT BIT(CTRL_FORCE_RECONNECT) #define HW_ATL_FW2X_CAP_EEE_1G_MASK BIT(CAPS_HI_1000BASET_FD_EEE) @@ -53,6 +56,7 @@ #define HAL_ATLANTIC_UTILS_FW2X_MSG_WOL 0x0E #define HW_ATL_FW_VER_LED 0x03010026U +#define HW_ATL_FW_VER_MEDIA_CONTROL 0x0301005aU struct __packed fw2x_msg_wol_pattern { u8 mask[16]; @@ -539,6 +543,33 @@ static u32 aq_fw2x_get_flow_control(struct aq_hw_s *self, u32 *fcmode) return 0; } +static int aq_fw2x_set_phyloopback(struct aq_hw_s *self, u32 mode, bool enable) +{ + u32 mpi_opts; + + switch (mode) { + case AQ_HW_LOOPBACK_PHYINT_SYS: + mpi_opts = aq_hw_read_reg(self, HW_ATL_FW2X_MPI_CONTROL2_ADDR); + if (enable) + mpi_opts |= HW_ATL_FW2X_CTRL_INT_LOOPBACK; + else + mpi_opts &= ~HW_ATL_FW2X_CTRL_INT_LOOPBACK; + aq_hw_write_reg(self, HW_ATL_FW2X_MPI_CONTROL2_ADDR, mpi_opts); + break; + case AQ_HW_LOOPBACK_PHYEXT_SYS: + mpi_opts = aq_hw_read_reg(self, HW_ATL_FW2X_MPI_CONTROL2_ADDR); + if (enable) + mpi_opts |= HW_ATL_FW2X_CTRL_EXT_LOOPBACK; + else + mpi_opts &= ~HW_ATL_FW2X_CTRL_EXT_LOOPBACK; + aq_hw_write_reg(self, HW_ATL_FW2X_MPI_CONTROL2_ADDR, mpi_opts); + break; + default: + return -EINVAL; + } + return 0; +} + static u32 aq_fw2x_mbox_get(struct aq_hw_s *self) { return aq_hw_read_reg(self, HW_ATL_FW2X_MPI_MBOX_ADDR); @@ -586,4 +617,5 @@ const struct aq_fw_ops aq_fw_2x_ops = { .send_fw_request = aq_fw2x_send_fw_request, .enable_ptp = aq_fw3x_enable_ptp, .led_control = aq_fw2x_led_control, + .set_phyloopback = aq_fw2x_set_phyloopback, }; |