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i3c: dw: Initialize spinlock to avoid upsetting lockdep

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The devs_lock spinlock introduced when adding support for ibi:s was
never initialized.

Fixes: e389b1d72a ("i3c: dw: Add support for in-band interrupts")
Suggested-by: Jani Nurminen <jani.nurminen@windriver.com>
Signed-off-by: Fredrik Markstrom <fredrik.markstrom@est.tech>
Reviewed-by: Ivar Holmqvist <ivar.holmqvist@est.tech>
Link: https://patch.msgid.link/20260116-i3c_dw_initialize_spinlock-v3-1-cf707b6ed75f@est.tech
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Fredrik Markstrom
2026-01-16 15:29:42 +01:00
committed by Alexandre Belloni
parent 95cb193516
commit b58eaa4761
1 changed files with 2 additions and 0 deletions
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2
drivers/i3c/master/dw-i3c-master.c
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@@ -1612,6 +1612,8 @@ int dw_i3c_common_probe(struct dw_i3c_master *master,
spin_lock_init(&master->xferqueue.lock);
INIT_LIST_HEAD(&master->xferqueue.list);
spin_lock_init(&master->devs_lock);
writel(INTR_ALL, master->regs + INTR_STATUS);
irq = platform_get_irq(pdev, 0);
ret = devm_request_irq(&pdev->dev, irq,