diff options
Diffstat (limited to 'target/linux/generic/backport-5.15/771-v6.0-04-net-dsa-qca8k-move-qca8k-read-write-rmw-and-reg-tabl.patch')
| -rw-r--r-- | target/linux/generic/backport-5.15/771-v6.0-04-net-dsa-qca8k-move-qca8k-read-write-rmw-and-reg-tabl.patch | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/target/linux/generic/backport-5.15/771-v6.0-04-net-dsa-qca8k-move-qca8k-read-write-rmw-and-reg-tabl.patch b/target/linux/generic/backport-5.15/771-v6.0-04-net-dsa-qca8k-move-qca8k-read-write-rmw-and-reg-tabl.patch new file mode 100644 index 0000000000..012ab85474 --- /dev/null +++ b/target/linux/generic/backport-5.15/771-v6.0-04-net-dsa-qca8k-move-qca8k-read-write-rmw-and-reg-tabl.patch @@ -0,0 +1,135 @@ +From d5f901eab2e9dfed1095995dfc98f231f4fd2971 Mon Sep 17 00:00:00 2001 +From: Christian Marangi <ansuelsmth@gmail.com> +Date: Wed, 27 Jul 2022 13:35:13 +0200 +Subject: [PATCH 04/14] net: dsa: qca8k: move qca8k read/write/rmw and reg + table to common code + +The same reg table and read/write/rmw function are used by drivers +based on qca8k family switch. +Move them to common code to make it accessible also by other drivers. + +Signed-off-by: Christian Marangi <ansuelsmth@gmail.com> +Reviewed-by: Vladimir Oltean <olteanv@gmail.com> +Signed-off-by: Jakub Kicinski <kuba@kernel.org> +--- + drivers/net/dsa/qca/qca8k-8xxx.c | 42 ------------------------------ + drivers/net/dsa/qca/qca8k-common.c | 38 +++++++++++++++++++++++++++ + drivers/net/dsa/qca/qca8k.h | 6 +++++ + 3 files changed, 44 insertions(+), 42 deletions(-) + +--- a/drivers/net/dsa/qca/qca8k-8xxx.c ++++ b/drivers/net/dsa/qca/qca8k-8xxx.c +@@ -133,24 +133,6 @@ qca8k_set_page(struct qca8k_priv *priv, + return 0; + } + +-static int +-qca8k_read(struct qca8k_priv *priv, u32 reg, u32 *val) +-{ +- return regmap_read(priv->regmap, reg, val); +-} +- +-static int +-qca8k_write(struct qca8k_priv *priv, u32 reg, u32 val) +-{ +- return regmap_write(priv->regmap, reg, val); +-} +- +-static int +-qca8k_rmw(struct qca8k_priv *priv, u32 reg, u32 mask, u32 write_val) +-{ +- return regmap_update_bits(priv->regmap, reg, mask, write_val); +-} +- + static void qca8k_rw_reg_ack_handler(struct dsa_switch *ds, struct sk_buff *skb) + { + struct qca8k_mgmt_eth_data *mgmt_eth_data; +@@ -483,30 +465,6 @@ exit: + return ret; + } + +-static const struct regmap_range qca8k_readable_ranges[] = { +- regmap_reg_range(0x0000, 0x00e4), /* Global control */ +- regmap_reg_range(0x0100, 0x0168), /* EEE control */ +- regmap_reg_range(0x0200, 0x0270), /* Parser control */ +- regmap_reg_range(0x0400, 0x0454), /* ACL */ +- regmap_reg_range(0x0600, 0x0718), /* Lookup */ +- regmap_reg_range(0x0800, 0x0b70), /* QM */ +- regmap_reg_range(0x0c00, 0x0c80), /* PKT */ +- regmap_reg_range(0x0e00, 0x0e98), /* L3 */ +- regmap_reg_range(0x1000, 0x10ac), /* MIB - Port0 */ +- regmap_reg_range(0x1100, 0x11ac), /* MIB - Port1 */ +- regmap_reg_range(0x1200, 0x12ac), /* MIB - Port2 */ +- regmap_reg_range(0x1300, 0x13ac), /* MIB - Port3 */ +- regmap_reg_range(0x1400, 0x14ac), /* MIB - Port4 */ +- regmap_reg_range(0x1500, 0x15ac), /* MIB - Port5 */ +- regmap_reg_range(0x1600, 0x16ac), /* MIB - Port6 */ +- +-}; +- +-static const struct regmap_access_table qca8k_readable_table = { +- .yes_ranges = qca8k_readable_ranges, +- .n_yes_ranges = ARRAY_SIZE(qca8k_readable_ranges), +-}; +- + static struct regmap_config qca8k_regmap_config = { + .reg_bits = 16, + .val_bits = 32, +--- a/drivers/net/dsa/qca/qca8k-common.c ++++ b/drivers/net/dsa/qca/qca8k-common.c +@@ -61,3 +61,41 @@ const struct qca8k_mib_desc ar8327_mib[] + MIB_DESC(1, 0xa8, "RXUnicast"), + MIB_DESC(1, 0xac, "TXUnicast"), + }; ++ ++int qca8k_read(struct qca8k_priv *priv, u32 reg, u32 *val) ++{ ++ return regmap_read(priv->regmap, reg, val); ++} ++ ++int qca8k_write(struct qca8k_priv *priv, u32 reg, u32 val) ++{ ++ return regmap_write(priv->regmap, reg, val); ++} ++ ++int qca8k_rmw(struct qca8k_priv *priv, u32 reg, u32 mask, u32 write_val) ++{ ++ return regmap_update_bits(priv->regmap, reg, mask, write_val); ++} ++ ++static const struct regmap_range qca8k_readable_ranges[] = { ++ regmap_reg_range(0x0000, 0x00e4), /* Global control */ ++ regmap_reg_range(0x0100, 0x0168), /* EEE control */ ++ regmap_reg_range(0x0200, 0x0270), /* Parser control */ ++ regmap_reg_range(0x0400, 0x0454), /* ACL */ ++ regmap_reg_range(0x0600, 0x0718), /* Lookup */ ++ regmap_reg_range(0x0800, 0x0b70), /* QM */ ++ regmap_reg_range(0x0c00, 0x0c80), /* PKT */ ++ regmap_reg_range(0x0e00, 0x0e98), /* L3 */ ++ regmap_reg_range(0x1000, 0x10ac), /* MIB - Port0 */ ++ regmap_reg_range(0x1100, 0x11ac), /* MIB - Port1 */ ++ regmap_reg_range(0x1200, 0x12ac), /* MIB - Port2 */ ++ regmap_reg_range(0x1300, 0x13ac), /* MIB - Port3 */ ++ regmap_reg_range(0x1400, 0x14ac), /* MIB - Port4 */ ++ regmap_reg_range(0x1500, 0x15ac), /* MIB - Port5 */ ++ regmap_reg_range(0x1600, 0x16ac), /* MIB - Port6 */ ++}; ++ ++const struct regmap_access_table qca8k_readable_table = { ++ .yes_ranges = qca8k_readable_ranges, ++ .n_yes_ranges = ARRAY_SIZE(qca8k_readable_ranges), ++}; +--- a/drivers/net/dsa/qca/qca8k.h ++++ b/drivers/net/dsa/qca/qca8k.h +@@ -416,5 +416,11 @@ struct qca8k_fdb { + + /* Common setup function */ + extern const struct qca8k_mib_desc ar8327_mib[]; ++extern const struct regmap_access_table qca8k_readable_table; ++ ++/* Common read/write/rmw function */ ++int qca8k_read(struct qca8k_priv *priv, u32 reg, u32 *val); ++int qca8k_write(struct qca8k_priv *priv, u32 reg, u32 val); ++int qca8k_rmw(struct qca8k_priv *priv, u32 reg, u32 mask, u32 write_val); + + #endif /* __QCA8K_H */ |