diff options
| -rw-r--r-- | drivers/net/ethernet/ti/cpsw_ale.c | 31 | ||||
| -rw-r--r-- | drivers/net/ethernet/ti/netcp_ethss.c | 4 |
2 files changed, 31 insertions, 4 deletions
diff --git a/drivers/net/ethernet/ti/cpsw_ale.c b/drivers/net/ethernet/ti/cpsw_ale.c index e15db39a2b69..62a18d61e0aa 100644 --- a/drivers/net/ethernet/ti/cpsw_ale.c +++ b/drivers/net/ethernet/ti/cpsw_ale.c @@ -33,6 +33,7 @@ /* ALE Registers */ #define ALE_IDVER 0x00 +#define ALE_STATUS 0x04 #define ALE_CONTROL 0x08 #define ALE_PRESCALE 0x10 #define ALE_UNKNOWNVLAN 0x18 @@ -58,6 +59,10 @@ #define ALE_UCAST_OUI 2 #define ALE_UCAST_TOUCHED 3 +#define ALE_TABLE_SIZE_MULTIPLIER 1024 +#define ALE_STATUS_SIZE_MASK 0x1f +#define ALE_TABLE_SIZE_DEFAULT 64 + static inline int cpsw_ale_get_field(u32 *ale_entry, u32 start, u32 bits) { int idx; @@ -728,7 +733,7 @@ static void cpsw_ale_timer(unsigned long arg) void cpsw_ale_start(struct cpsw_ale *ale) { - u32 rev; + u32 rev, ale_entries; rev = __raw_readl(ale->params.ale_regs + ALE_IDVER); if (!ale->params.major_ver_mask) @@ -740,6 +745,30 @@ void cpsw_ale_start(struct cpsw_ale *ale) ALE_VERSION_MAJOR(rev, ale->params.major_ver_mask), ALE_VERSION_MINOR(rev)); + if (!ale->params.ale_entries) { + ale_entries = + __raw_readl(ale->params.ale_regs + ALE_STATUS) & + ALE_STATUS_SIZE_MASK; + /* ALE available on newer NetCP switches has introduced + * a register, ALE_STATUS, to indicate the size of ALE + * table which shows the size as a multiple of 1024 entries. + * For these, params.ale_entries will be set to zero. So + * read the register and update the value of ale_entries. + * ALE table on NetCP lite, is much smaller and is indicated + * by a value of zero in ALE_STATUS. So use a default value + * of ALE_TABLE_SIZE_DEFAULT for this. Caller is expected + * to set the value of ale_entries for all other versions + * of ALE. + */ + if (!ale_entries) + ale_entries = ALE_TABLE_SIZE_DEFAULT; + else + ale_entries *= ALE_TABLE_SIZE_MULTIPLIER; + ale->params.ale_entries = ale_entries; + } + dev_info(ale->params.dev, + "ALE Table size %ld\n", ale->params.ale_entries); + if (ale->params.nu_switch_ale) { /* Separate registers for unknown vlan configuration. * Also there are N bits, where N is number of ale diff --git a/drivers/net/ethernet/ti/netcp_ethss.c b/drivers/net/ethernet/ti/netcp_ethss.c index e4a18628d23d..f7bb241b17ab 100644 --- a/drivers/net/ethernet/ti/netcp_ethss.c +++ b/drivers/net/ethernet/ti/netcp_ethss.c @@ -81,7 +81,6 @@ #define GBENU_CPTS_OFFSET 0x1d000 #define GBENU_ALE_OFFSET 0x1e000 #define GBENU_HOST_PORT_NUM 0 -#define GBENU_NUM_ALE_ENTRIES 1024 #define GBENU_SGMII_MODULE_SIZE 0x100 /* 10G Ethernet SS defines */ @@ -103,7 +102,7 @@ #define XGBE10_ALE_OFFSET 0x700 #define XGBE10_HW_STATS_OFFSET 0x800 #define XGBE10_HOST_PORT_NUM 0 -#define XGBE10_NUM_ALE_ENTRIES 1024 +#define XGBE10_NUM_ALE_ENTRIES 2048 #define GBE_TIMER_INTERVAL (HZ / 2) @@ -3441,7 +3440,6 @@ static int set_gbenu_ethss_priv(struct gbe_priv *gbe_dev, gbe_dev->ale_reg = gbe_dev->switch_regs + GBENU_ALE_OFFSET; gbe_dev->ale_ports = gbe_dev->max_num_ports; gbe_dev->host_port = GBENU_HOST_PORT_NUM; - gbe_dev->ale_entries = GBE13_NUM_ALE_ENTRIES; gbe_dev->stats_en_mask = (1 << (gbe_dev->max_num_ports)) - 1; /* Subsystem registers */ |