drivers/rtc/rtc-hym8563.c: set uie_unsupported
The alarm of the hym8563 only supports a minute accuracy, while the uie wants an alarm one second in the future. Therefore things like the select() syscall will fail with a timeout, because the next alarm will happen in a worst case of 60 seconds. Signed-off-by: Heiko Stuebner <heiko@sntech.de> Cc: Alessandro Zummo <a.zummo@towertech.it> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -569,6 +569,9 @@ static int hym8563_probe(struct i2c_client *client,
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if (IS_ERR(hym8563->rtc))
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return PTR_ERR(hym8563->rtc);
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/* the hym8563 alarm only supports a minute accuracy */
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hym8563->rtc->uie_unsupported = 1;
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#ifdef CONFIG_COMMON_CLK
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hym8563_clkout_register_clk(hym8563);
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#endif
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