aboutsummaryrefslogtreecommitdiff
path: root/pkgs/patches-linux-5.15/756-net-next-net-dsa-qca8k-move-regmap-init-in-probe-and-set-it.patch
diff options
context:
space:
mode:
Diffstat (limited to 'pkgs/patches-linux-5.15/756-net-next-net-dsa-qca8k-move-regmap-init-in-probe-and-set-it.patch')
-rw-r--r--pkgs/patches-linux-5.15/756-net-next-net-dsa-qca8k-move-regmap-init-in-probe-and-set-it.patch46
1 files changed, 46 insertions, 0 deletions
diff --git a/pkgs/patches-linux-5.15/756-net-next-net-dsa-qca8k-move-regmap-init-in-probe-and-set-it.patch b/pkgs/patches-linux-5.15/756-net-next-net-dsa-qca8k-move-regmap-init-in-probe-and-set-it.patch
new file mode 100644
index 0000000..f873b70
--- /dev/null
+++ b/pkgs/patches-linux-5.15/756-net-next-net-dsa-qca8k-move-regmap-init-in-probe-and-set-it.patch
@@ -0,0 +1,46 @@
+From 36b8af12f424e7a7f60a935c60a0fd4aa0822378 Mon Sep 17 00:00:00 2001
+From: Ansuel Smith <ansuelsmth@gmail.com>
+Date: Mon, 22 Nov 2021 16:23:43 +0100
+Subject: net: dsa: qca8k: move regmap init in probe and set it mandatory
+
+In preparation for regmap conversion, move regmap init in the probe
+function and make it mandatory as any read/write/rmw operation will be
+converted to regmap API.
+
+Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
+Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
+Signed-off-by: David S. Miller <davem@davemloft.net>
+---
+ drivers/net/dsa/qca8k.c | 14 ++++++++------
+ 1 file changed, 8 insertions(+), 6 deletions(-)
+
+--- a/drivers/net/dsa/qca8k.c
++++ b/drivers/net/dsa/qca8k.c
+@@ -1086,12 +1086,6 @@ qca8k_setup(struct dsa_switch *ds)
+ if (ret)
+ return ret;
+
+- /* Start by setting up the register mapping */
+- priv->regmap = devm_regmap_init(ds->dev, NULL, priv,
+- &qca8k_regmap_config);
+- if (IS_ERR(priv->regmap))
+- dev_warn(priv->dev, "regmap initialization failed");
+-
+ ret = qca8k_setup_mdio_bus(priv);
+ if (ret)
+ return ret;
+@@ -2077,6 +2071,14 @@ qca8k_sw_probe(struct mdio_device *mdiod
+ gpiod_set_value_cansleep(priv->reset_gpio, 0);
+ }
+
++ /* Start by setting up the register mapping */
++ priv->regmap = devm_regmap_init(&mdiodev->dev, NULL, priv,
++ &qca8k_regmap_config);
++ if (IS_ERR(priv->regmap)) {
++ dev_err(priv->dev, "regmap initialization failed");
++ return PTR_ERR(priv->regmap);
++ }
++
+ /* Check the detected switch id */
+ ret = qca8k_read_switch_id(priv);
+ if (ret)