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pwm: rzg2l-gpt: Fix period_ticks type from u32 to u64

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period_ticks is used to store PWM period values that can exceed the 32-bit
range, so change its type from u32 to u64 to prevent overflow.

Cc: stable@kernel.org
Fixes: 061f087f5d ("pwm: Add support for RZ/G2L GPT")
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://patch.msgid.link/20260604095647.108654-2-biju.das.jz@bp.renesas.com
Signed-off-by: Uwe Kleine-König <ukleinek@kernel.org>
This commit is contained in:
Biju Das 2026-06-04 10:56:31 +01:00 committed by Uwe Kleine-König
parent 6f9b73071c
commit 2b40d72de9
1 changed files with 1 additions and 1 deletions
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2
drivers/pwm/pwm-rzg2l-gpt.c
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@ -81,7 +81,7 @@ struct rzg2l_gpt_chip {
void __iomem *mmio;
struct mutex lock; /* lock to protect shared channel resources */
unsigned long rate_khz;
u32 period_ticks[RZG2L_MAX_HW_CHANNELS];
u64 period_ticks[RZG2L_MAX_HW_CHANNELS];
u32 channel_request_count[RZG2L_MAX_HW_CHANNELS];
u32 channel_enable_count[RZG2L_MAX_HW_CHANNELS];
};