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path: root/drivers/net/sfc/net_driver.h
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Diffstat (limited to 'drivers/net/sfc/net_driver.h')
-rw-r--r--drivers/net/sfc/net_driver.h131
1 files changed, 111 insertions, 20 deletions
diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h
index cdb11fad6050..5f255f75754e 100644
--- a/drivers/net/sfc/net_driver.h
+++ b/drivers/net/sfc/net_driver.h
@@ -42,7 +42,7 @@
#ifndef EFX_DRIVER_NAME
#define EFX_DRIVER_NAME "sfc"
#endif
-#define EFX_DRIVER_VERSION "2.2"
+#define EFX_DRIVER_VERSION "2.3"
#ifdef EFX_ENABLE_DEBUG
#define EFX_BUG_ON_PARANOID(x) BUG_ON(x)
@@ -327,6 +327,7 @@ enum efx_rx_alloc_method {
*
* @efx: Associated Efx NIC
* @channel: Channel instance number
+ * @name: Name for channel and IRQ
* @used_flags: Channel is used by net driver
* @enabled: Channel enabled indicator
* @irq: IRQ number (MSI and MSI-X only)
@@ -357,6 +358,7 @@ enum efx_rx_alloc_method {
struct efx_channel {
struct efx_nic *efx;
int channel;
+ char name[IFNAMSIZ + 6];
int used_flags;
bool enabled;
int irq;
@@ -414,6 +416,7 @@ struct efx_blinker {
* @init_leds: Sets up board LEDs
* @set_fault_led: Turns the fault LED on or off
* @blink: Starts/stops blinking
+ * @monitor: Board-specific health check function
* @fini: Cleanup function
* @blinker: used to blink LEDs in software
* @hwmon_client: I2C client for hardware monitor
@@ -428,6 +431,7 @@ struct efx_board {
* have a separate init callback that happens later than
* board init. */
int (*init_leds)(struct efx_nic *efx);
+ int (*monitor) (struct efx_nic *nic);
void (*set_fault_led) (struct efx_nic *efx, bool state);
void (*blink) (struct efx_nic *efx, bool start);
void (*fini) (struct efx_nic *nic);
@@ -449,16 +453,20 @@ enum efx_int_mode {
enum phy_type {
PHY_TYPE_NONE = 0,
- PHY_TYPE_CX4_RTMR = 1,
- PHY_TYPE_1G_ALASKA = 2,
- PHY_TYPE_10XPRESS = 3,
- PHY_TYPE_XFP = 4,
+ PHY_TYPE_TXC43128 = 1,
+ PHY_TYPE_88E1111 = 2,
+ PHY_TYPE_SFX7101 = 3,
+ PHY_TYPE_QT2022C2 = 4,
PHY_TYPE_PM8358 = 6,
+ PHY_TYPE_SFT9001A = 8,
+ PHY_TYPE_SFT9001B = 10,
PHY_TYPE_MAX /* Insert any new items before this */
};
#define PHY_ADDR_INVALID 0xff
+#define EFX_IS10G(efx) ((efx)->link_speed == 10000)
+
enum nic_state {
STATE_INIT = 0,
STATE_RUNNING = 1,
@@ -499,6 +507,55 @@ enum efx_fc_type {
EFX_FC_AUTO = 4,
};
+/* Supported MAC bit-mask */
+enum efx_mac_type {
+ EFX_GMAC = 1,
+ EFX_XMAC = 2,
+};
+
+static inline unsigned int efx_fc_advertise(enum efx_fc_type wanted_fc)
+{
+ unsigned int adv = 0;
+ if (wanted_fc & EFX_FC_RX)
+ adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
+ if (wanted_fc & EFX_FC_TX)
+ adv ^= ADVERTISE_PAUSE_ASYM;
+ return adv;
+}
+
+static inline enum efx_fc_type efx_fc_resolve(enum efx_fc_type wanted_fc,
+ unsigned int lpa)
+{
+ unsigned int adv = efx_fc_advertise(wanted_fc);
+
+ if (!(wanted_fc & EFX_FC_AUTO))
+ return wanted_fc;
+
+ if (adv & lpa & ADVERTISE_PAUSE_CAP)
+ return EFX_FC_RX | EFX_FC_TX;
+ if (adv & lpa & ADVERTISE_PAUSE_ASYM) {
+ if (adv & ADVERTISE_PAUSE_CAP)
+ return EFX_FC_RX;
+ if (lpa & ADVERTISE_PAUSE_CAP)
+ return EFX_FC_TX;
+ }
+ return 0;
+}
+
+/**
+ * struct efx_mac_operations - Efx MAC operations table
+ * @reconfigure: Reconfigure MAC. Serialised by the mac_lock
+ * @update_stats: Update statistics
+ * @irq: Hardware MAC event callback. Serialised by the mac_lock
+ * @poll: Poll for hardware state. Serialised by the mac_lock
+ */
+struct efx_mac_operations {
+ void (*reconfigure) (struct efx_nic *efx);
+ void (*update_stats) (struct efx_nic *efx);
+ void (*irq) (struct efx_nic *efx);
+ void (*poll) (struct efx_nic *efx);
+};
+
/**
* struct efx_phy_operations - Efx PHY operations table
* @init: Initialise PHY
@@ -506,17 +563,33 @@ enum efx_fc_type {
* @reconfigure: Reconfigure PHY (e.g. for new link parameters)
* @clear_interrupt: Clear down interrupt
* @blink: Blink LEDs
- * @check_hw: Check hardware
+ * @poll: Poll for hardware state. Serialised by the mac_lock.
+ * @get_settings: Get ethtool settings. Serialised by the mac_lock.
+ * @set_settings: Set ethtool settings. Serialised by the mac_lock.
+ * @set_xnp_advertise: Set abilities advertised in Extended Next Page
+ * (only needed where AN bit is set in mmds)
+ * @num_tests: Number of PHY-specific tests/results
+ * @test_names: Names of the tests/results
+ * @run_tests: Run tests and record results as appropriate.
+ * Flags are the ethtool tests flags.
* @mmds: MMD presence mask
* @loopbacks: Supported loopback modes mask
*/
struct efx_phy_operations {
+ enum efx_mac_type macs;
int (*init) (struct efx_nic *efx);
void (*fini) (struct efx_nic *efx);
void (*reconfigure) (struct efx_nic *efx);
void (*clear_interrupt) (struct efx_nic *efx);
- int (*check_hw) (struct efx_nic *efx);
- int (*test) (struct efx_nic *efx);
+ void (*poll) (struct efx_nic *efx);
+ void (*get_settings) (struct efx_nic *efx,
+ struct ethtool_cmd *ecmd);
+ int (*set_settings) (struct efx_nic *efx,
+ struct ethtool_cmd *ecmd);
+ bool (*set_xnp_advertise) (struct efx_nic *efx, u32);
+ u32 num_tests;
+ const char *const *test_names;
+ int (*run_tests) (struct efx_nic *efx, int *results, unsigned flags);
int mmds;
unsigned loopbacks;
};
@@ -525,11 +598,15 @@ struct efx_phy_operations {
* @enum efx_phy_mode - PHY operating mode flags
* @PHY_MODE_NORMAL: on and should pass traffic
* @PHY_MODE_TX_DISABLED: on with TX disabled
+ * @PHY_MODE_LOW_POWER: set to low power through MDIO
+ * @PHY_MODE_OFF: switched off through external control
* @PHY_MODE_SPECIAL: on but will not pass traffic
*/
enum efx_phy_mode {
PHY_MODE_NORMAL = 0,
PHY_MODE_TX_DISABLED = 1,
+ PHY_MODE_LOW_POWER = 2,
+ PHY_MODE_OFF = 4,
PHY_MODE_SPECIAL = 8,
};
@@ -629,7 +706,7 @@ union efx_multicast_hash {
* @legacy_irq: IRQ number
* @workqueue: Workqueue for port reconfigures and the HW monitor.
* Work items do not hold and must not acquire RTNL.
- * @reset_workqueue: Workqueue for resets. Work item will acquire RTNL.
+ * @workqueue_name: Name of workqueue
* @reset_work: Scheduled reset workitem
* @monitor_work: Hardware monitor workitem
* @membase_phys: Memory BAR value as physical address
@@ -644,6 +721,7 @@ union efx_multicast_hash {
* @rx_queue: RX DMA queues
* @channel: Channels
* @n_rx_queues: Number of RX queues
+ * @n_channels: Number of channels in use
* @rx_buffer_len: RX buffer length
* @rx_buffer_order: Order (log2) of number of pages for each RX buffer
* @irq_status: Interrupt status buffer
@@ -655,15 +733,16 @@ union efx_multicast_hash {
* This field will be %NULL if no flash device is present.
* @spi_eeprom: SPI EEPROM device
* This field will be %NULL if no EEPROM device is present.
+ * @spi_lock: SPI bus lock
* @n_rx_nodesc_drop_cnt: RX no descriptor drop count
* @nic_data: Hardware dependant state
* @mac_lock: MAC access lock. Protects @port_enabled, @phy_mode,
* @port_inhibited, efx_monitor() and efx_reconfigure_port()
* @port_enabled: Port enabled indicator.
- * Serialises efx_stop_all(), efx_start_all() and efx_monitor() and
- * efx_reconfigure_work with kernel interfaces. Safe to read under any
- * one of the rtnl_lock, mac_lock, or netif_tx_lock, but all three must
- * be held to modify it.
+ * Serialises efx_stop_all(), efx_start_all(), efx_monitor(),
+ * efx_phy_work(), and efx_mac_work() with kernel interfaces. Safe to read
+ * under any one of the rtnl_lock, mac_lock, or netif_tx_lock, but all
+ * three must be held to modify it.
* @port_inhibited: If set, the netif_carrier is always off. Hold the mac_lock
* @port_initialized: Port initialized?
* @net_dev: Operating system network device. Consider holding the rtnl lock
@@ -677,6 +756,7 @@ union efx_multicast_hash {
* @stats_lock: Statistics update lock. Serialises statistics fetches
* @stats_enabled: Temporarily disable statistics fetches.
* Serialised by @stats_lock
+ * @mac_op: MAC interface
* @mac_address: Permanent MAC address
* @phy_type: PHY type
* @phy_lock: PHY access lock
@@ -684,13 +764,17 @@ union efx_multicast_hash {
* @phy_data: PHY private data (including PHY-specific stats)
* @mii: PHY interface
* @phy_mode: PHY operating mode. Serialised by @mac_lock.
+ * @mac_up: MAC link state
* @link_up: Link status
- * @link_options: Link options (MII/GMII format)
+ * @link_fd: Link is full duplex
+ * @link_fc: Actualy flow control flags
+ * @link_speed: Link speed (Mbps)
* @n_link_state_changes: Number of times the link has changed state
* @promiscuous: Promiscuous flag. Protected by netif_tx_lock.
* @multicast_hash: Multicast hash table
- * @flow_control: Flow control flags - separate RX/TX so can't use link_options
- * @reconfigure_work: work item for dealing with PHY events
+ * @wanted_fc: Wanted flow control flags
+ * @phy_work: work item for dealing with PHY events
+ * @mac_work: work item for dealing with MAC events
* @loopback_mode: Loopback status
* @loopback_modes: Supported loopback mode bitmask
* @loopback_selftest: Offline self-test private state
@@ -704,7 +788,7 @@ struct efx_nic {
const struct efx_nic_type *type;
int legacy_irq;
struct workqueue_struct *workqueue;
- struct workqueue_struct *reset_workqueue;
+ char workqueue_name[16];
struct work_struct reset_work;
struct delayed_work monitor_work;
resource_size_t membase_phys;
@@ -723,6 +807,7 @@ struct efx_nic {
struct efx_channel channel[EFX_MAX_CHANNELS];
int n_rx_queues;
+ int n_channels;
unsigned int rx_buffer_len;
unsigned int rx_buffer_order;
@@ -731,12 +816,14 @@ struct efx_nic {
struct efx_spi_device *spi_flash;
struct efx_spi_device *spi_eeprom;
+ struct mutex spi_lock;
unsigned n_rx_nodesc_drop_cnt;
struct falcon_nic_data *nic_data;
struct mutex mac_lock;
+ struct work_struct mac_work;
bool port_enabled;
bool port_inhibited;
@@ -752,23 +839,27 @@ struct efx_nic {
spinlock_t stats_lock;
bool stats_enabled;
+ struct efx_mac_operations *mac_op;
unsigned char mac_address[ETH_ALEN];
enum phy_type phy_type;
spinlock_t phy_lock;
+ struct work_struct phy_work;
struct efx_phy_operations *phy_op;
void *phy_data;
struct mii_if_info mii;
enum efx_phy_mode phy_mode;
+ bool mac_up;
bool link_up;
- unsigned int link_options;
+ bool link_fd;
+ enum efx_fc_type link_fc;
+ unsigned int link_speed;
unsigned int n_link_state_changes;
bool promiscuous;
union efx_multicast_hash multicast_hash;
- enum efx_fc_type flow_control;
- struct work_struct reconfigure_work;
+ enum efx_fc_type wanted_fc;
atomic_t rx_reset;
enum efx_loopback_mode loopback_mode;