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Date: Sun, 24 Jul 2022 22:19:28 +0200
From: Christian Marangi <ansuelsmth@...il.com>
To: Andrew Lunn <andrew@...n.ch>,
Vivien Didelot <vivien.didelot@...il.com>,
Florian Fainelli <f.fainelli@...il.com>,
Vladimir Oltean <olteanv@...il.com>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Nathan Chancellor <nathan@...nel.org>,
Nick Desaulniers <ndesaulniers@...gle.com>,
Tom Rix <trix@...hat.com>, Jens Axboe <axboe@...nel.dk>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Christian Marangi <ansuelsmth@...il.com>,
linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
llvm@...ts.linux.dev
Subject: [net-next PATCH v4 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@...il.com>
Reviewed-by: Vladimir Oltean <olteanv@...il.com>
---
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(-)
diff --git a/drivers/net/dsa/qca/qca8k-8xxx.c b/drivers/net/dsa/qca/qca8k-8xxx.c
index bf2e2345cf57..bc9b490f8073 100644
--- 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, u16 page)
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 @@ qca8k_regmap_update_bits(void *ctx, uint32_t reg, uint32_t mask, uint32_t write_
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,
diff --git a/drivers/net/dsa/qca/qca8k-common.c b/drivers/net/dsa/qca/qca8k-common.c
index 7a63e96c8c08..880a49de22b1 100644
--- 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),
+};
diff --git a/drivers/net/dsa/qca/qca8k.h b/drivers/net/dsa/qca/qca8k.h
index 0f274bb350f8..c9b753743dfd 100644
--- a/drivers/net/dsa/qca/qca8k.h
+++ b/drivers/net/dsa/qca/qca8k.h
@@ -424,5 +424,11 @@ 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 */
--
2.36.1
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