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qed: add support for Forward Error Correction

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Add all necessary routines for reading supported FEC modes from NVM and
querying FEC control to the MFW (if the running version supports it).

Signed-off-by: Alexander Lobakin <alobakin@marvell.com>
Signed-off-by: Igor Russkikh <irusskikh@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexander Lobakin
2020-07-20 21:08:07 +03:00
committed by David S. Miller
parent 37237b5b71
commit ae7e69379f
6 changed files with 121 additions and 27 deletions
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13
include/linux/qed/qed_if.h
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@@ -661,6 +661,14 @@ enum qed_protocol {
QED_PROTOCOL_FCOE,
};
enum qed_fec_mode {
QED_FEC_MODE_NONE = BIT(0),
QED_FEC_MODE_FIRECODE = BIT(1),
QED_FEC_MODE_RS = BIT(2),
QED_FEC_MODE_AUTO = BIT(3),
QED_FEC_MODE_UNSUPPORTED = BIT(4),
};
struct qed_link_params {
bool link_up;
@@ -671,6 +679,7 @@ struct qed_link_params {
#define QED_LINK_OVERRIDE_PAUSE_CONFIG BIT(3)
#define QED_LINK_OVERRIDE_LOOPBACK_MODE BIT(4)
#define QED_LINK_OVERRIDE_EEE_CONFIG BIT(5)
#define QED_LINK_OVERRIDE_FEC_CONFIG BIT(6)
bool autoneg;
__ETHTOOL_DECLARE_LINK_MODE_MASK(adv_speeds);
@@ -689,6 +698,7 @@ struct qed_link_params {
#define QED_LINK_LOOPBACK_MAC BIT(4)
struct qed_link_eee_params eee;
u32 fec;
};
struct qed_link_output {
@@ -709,6 +719,9 @@ struct qed_link_output {
bool eee_active;
u8 sup_caps;
struct qed_link_eee_params eee;
u32 sup_fec;
u32 active_fec;
};
struct qed_probe_params {