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authorLinus Torvalds <torvalds@linux-foundation.org>2024-07-21 10:25:59 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2024-07-21 10:25:59 -0700
commit8e313211f7d46d42b6aa7601b972fe89dcc4a076 (patch)
tree0ef17dd91378eaa25a022907e51f22d94fcf9ecd /drivers/pinctrl/core.c
parent2c9b3512402ed192d1f43f4531fb5da947e72bd0 (diff)
parent11eaac6e8e72001c28d2043eb160736187b7977d (diff)
Merge tag 'pinctrl-v6.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl
Pull pin control updates from Linus Walleij: "Some new drivers is the main part, the rest is cleanups and nonurgent fixes. Nothing much special about this, no core changes this time. New drivers: - Renesas RZ/V2H(P) SoC - NXP Freescale i.MX91 SoC - Nuvoton MA35D1 SoC - Qualcomm PMC8380, SM4250, SM4250 LPI Enhancements: - A slew of scoped-based simplifications of of_node_put()" * tag 'pinctrl-v6.11-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (110 commits) pinctrl: renesas: rzg2l: Support output enable on RZ/G2L pinctrl: renesas: rzg2l: Clean up and refactor OEN read/write functions pinctrl: renesas: rzg2l: Clarify OEN read/write support dt-bindings: pinctrl: pinctrl-single: Fix pinctrl-single,gpio-range description dt-bindings: pinctrl: npcm8xx: add missing pin group and mux function dt-bindings: pinctrl: pinctrl-single: fix schmitt related properties pinctrl: freescale: Use scope based of_node_put() cleanups pinctrl: equilibrium: Use scope based of_node_put() cleanups pinctrl: ti: iodelay: Use scope based of_node_put() cleanups pinctrl: qcom: lpass-lpi: increase MAX_NR_GPIO to 32 pinctrl: cy8c95x0: Update cache modification pinctrl: cy8c95x0: Use cleanup.h pinctrl: renesas: r8a779h0: Remove unneeded separators pinctrl: renesas: r8a779g0: Add INTC-EX pins, groups, and function pinctrl: renesas: r8a779g0: Remove unneeded separators pinctrl: renesas: r8a779h0: Add AVB MII pins and groups pinctrl: renesas: r8a779g0: Fix TPU suffixes pinctrl: renesas: r8a779g0: Fix TCLK suffixes pinctrl: renesas: r8a779g0: FIX PWM suffixes pinctrl: renesas: r8a779g0: Fix IRQ suffixes ...
Diffstat (limited to 'drivers/pinctrl/core.c')
-rw-r--r--drivers/pinctrl/core.c30
1 files changed, 25 insertions, 5 deletions
diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c
index f424a57f0013..314ab93d7691 100644
--- a/drivers/pinctrl/core.c
+++ b/drivers/pinctrl/core.c
@@ -1670,13 +1670,23 @@ static int pinctrl_pins_show(struct seq_file *s, void *what)
seq_printf(s, "pin %d (%s) ", pin, desc->name);
#ifdef CONFIG_GPIOLIB
+ gdev = NULL;
gpio_num = -1;
list_for_each_entry(range, &pctldev->gpio_ranges, node) {
- if ((pin >= range->pin_base) &&
- (pin < (range->pin_base + range->npins))) {
- gpio_num = range->base + (pin - range->pin_base);
- break;
+ if (range->pins != NULL) {
+ for (int i = 0; i < range->npins; ++i) {
+ if (range->pins[i] == pin) {
+ gpio_num = range->base + i;
+ break;
+ }
+ }
+ } else if ((pin >= range->pin_base) &&
+ (pin < (range->pin_base + range->npins))) {
+ gpio_num =
+ range->base + (pin - range->pin_base);
}
+ if (gpio_num != -1)
+ break;
}
if (gpio_num >= 0)
/*
@@ -2080,6 +2090,14 @@ out_err:
return ERR_PTR(ret);
}
+static void pinctrl_uninit_controller(struct pinctrl_dev *pctldev, struct pinctrl_desc *pctldesc)
+{
+ pinctrl_free_pindescs(pctldev, pctldesc->pins,
+ pctldesc->npins);
+ mutex_destroy(&pctldev->mutex);
+ kfree(pctldev);
+}
+
static int pinctrl_claim_hogs(struct pinctrl_dev *pctldev)
{
pctldev->p = create_pinctrl(pctldev->dev, pctldev);
@@ -2160,8 +2178,10 @@ struct pinctrl_dev *pinctrl_register(struct pinctrl_desc *pctldesc,
return pctldev;
error = pinctrl_enable(pctldev);
- if (error)
+ if (error) {
+ pinctrl_uninit_controller(pctldev, pctldesc);
return ERR_PTR(error);
+ }
return pctldev;
}