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button: make button_get_by_label() case insensitive

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This function is already doing a fuzzy match, since there are no
guarantees that a given label is unique.

Ignoring case makes it much easier to catch "Volume down" or "Volume
Down" in board-agnostic code.

Tested-by: Danila Tikhonov <danila@jiaxyga.com> # google-sunfish
Tested-by: Jens Reidel <adrian@mainlining.org> # xiaomi-davinci
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20250331-qcom-phones-v4-6-f52e57d3b8c6@linaro.org
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
This commit is contained in:
Caleb Connolly
2025-03-31 14:23:23 +02:00
parent 8f5685d5d3
commit 9c607005c5
1 changed files with 1 additions and 1 deletions
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2
drivers/button/button-uclass.c
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@@ -21,7 +21,7 @@ int button_get_by_label(const char *label, struct udevice **devp)
struct button_uc_plat *uc_plat = dev_get_uclass_plat(dev); struct button_uc_plat *uc_plat = dev_get_uclass_plat(dev);
/* Ignore the top-level button node */ /* Ignore the top-level button node */
if (uc_plat->label && !strcmp(label, uc_plat->label)) if (uc_plat->label && !strcasecmp(label, uc_plat->label))
return uclass_get_device_tail(dev, 0, devp); return uclass_get_device_tail(dev, 0, devp);
} }