Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Merge tag 'leds-6.4-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/johan/linux
Pull LED fix from Johan Hovold:
"Here's a fix for a regression in 6.4-rc1 which broke the backlight on
machines such as the Lenovo ThinkPad X13s"
Acked-by: Lee Jones <lee@kernel.org>
Link: https://lore.kernel.org/lkml/20230602091928.GR449117@google.com/
* tag 'leds-6.4-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/johan/linux:
leds: qcom-lpg: Fix PWM period limits
+4
-4
+4
-4
drivers/leds/rgb/leds-qcom-lpg.c
+4
-4
drivers/leds/rgb/leds-qcom-lpg.c
···
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max_res = LPG_RESOLUTION_9BIT;
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}
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-
min_period = (u64)NSEC_PER_SEC *
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-
div64_u64((1 << pwm_resolution_arr[0]), clk_rate_arr[clk_len - 1]);
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+
min_period = div64_u64((u64)NSEC_PER_SEC * (1 << pwm_resolution_arr[0]),
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+
clk_rate_arr[clk_len - 1]);
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if (period <= min_period)
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return -EINVAL;
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/* Limit period to largest possible value, to avoid overflows */
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-
max_period = (u64)NSEC_PER_SEC * max_res * LPG_MAX_PREDIV *
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-
div64_u64((1 << LPG_MAX_M), 1024);
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+
max_period = div64_u64((u64)NSEC_PER_SEC * max_res * LPG_MAX_PREDIV * (1 << LPG_MAX_M),
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+
1024);
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if (period > max_period)
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period = max_period;
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