This is a note to let you know that I've just added the patch titled
pinctrl: equilibrium: Fix function addition in multiple groups
to the 5.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
pinctrl-equilibrium-fix-function-addition-in-multipl.patch
and it can be found in the queue-5.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 1ce29a24084243cdded08bc3b77ea789811d0959
Author: Rahul Tanwar <rtanwar@xxxxxxxxxxxxx>
Date: Wed Oct 20 17:38:15 2021 +0800
pinctrl: equilibrium: Fix function addition in multiple groups
[ Upstream commit 53b3947ddb7f309d1f611f8dc9bfd6ea9d699907 ]
Ignore the same function with multiple groups.
Fix a typo in error print.
Fixes: 1948d5c51dba ("pinctrl: Add pinmux & GPIO controller driver for a new SoC")
Signed-off-by: Rahul Tanwar <rtanwar@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20211020093815.20870-1-rtanwar@xxxxxxxxxxxxx
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/pinctrl/pinctrl-equilibrium.c b/drivers/pinctrl/pinctrl-equilibrium.c
index ac1c47f542c11..3b6dcaa80e000 100644
--- a/drivers/pinctrl/pinctrl-equilibrium.c
+++ b/drivers/pinctrl/pinctrl-equilibrium.c
@@ -674,6 +674,11 @@ static int eqbr_build_functions(struct eqbr_pinctrl_drv_data *drvdata)
return ret;
for (i = 0; i < nr_funcs; i++) {
+
+ /* Ignore the same function with multiple groups */
+ if (funcs[i].name == NULL)
+ continue;
+
ret = pinmux_generic_add_function(drvdata->pctl_dev,
funcs[i].name,
funcs[i].groups,
@@ -805,7 +810,7 @@ static int pinctrl_reg(struct eqbr_pinctrl_drv_data *drvdata)
ret = eqbr_build_functions(drvdata);
if (ret) {
- dev_err(dev, "Failed to build groups\n");
+ dev_err(dev, "Failed to build functions\n");
return ret;
}
