diff options
Diffstat (limited to 'target/linux/generic/pending-5.15/732-00-net-ethernet-mtk_eth_soc-compile-out-netsys-v2-code-.patch')
-rw-r--r-- | target/linux/generic/pending-5.15/732-00-net-ethernet-mtk_eth_soc-compile-out-netsys-v2-code-.patch | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/target/linux/generic/pending-5.15/732-00-net-ethernet-mtk_eth_soc-compile-out-netsys-v2-code-.patch b/target/linux/generic/pending-5.15/732-00-net-ethernet-mtk_eth_soc-compile-out-netsys-v2-code-.patch new file mode 100644 index 0000000000..1d84ea9ced --- /dev/null +++ b/target/linux/generic/pending-5.15/732-00-net-ethernet-mtk_eth_soc-compile-out-netsys-v2-code-.patch @@ -0,0 +1,44 @@ +From: Felix Fietkau <nbd@nbd.name> +Date: Thu, 27 Oct 2022 23:39:52 +0200 +Subject: [PATCH] net: ethernet: mtk_eth_soc: compile out netsys v2 code + on mt7621 + +Avoid some branches in the hot path on low-end devices with limited CPU power, +and reduce code size + +Signed-off-by: Felix Fietkau <nbd@nbd.name> +--- + +--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h ++++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h +@@ -1323,6 +1323,22 @@ struct mtk_mac { + /* the struct describing the SoC. these are declared in the soc_xyz.c files */ + extern const struct of_device_id of_mtk_match[]; + ++#ifdef CONFIG_SOC_MT7621 ++static inline bool mtk_is_netsys_v1(struct mtk_eth *eth) ++{ ++ return true; ++} ++ ++static inline bool mtk_is_netsys_v2_or_greater(struct mtk_eth *eth) ++{ ++ return false; ++} ++ ++static inline bool mtk_is_netsys_v3_or_greater(struct mtk_eth *eth) ++{ ++ return false; ++} ++#else + static inline bool mtk_is_netsys_v1(struct mtk_eth *eth) + { + return eth->soc->version == 1; +@@ -1337,6 +1353,7 @@ static inline bool mtk_is_netsys_v3_or_g + { + return eth->soc->version > 2; + } ++#endif + + static inline struct mtk_foe_entry * + mtk_foe_get_entry(struct mtk_ppe *ppe, u16 hash) |