From: Sergey Shtylyov <s.shtylyov@omp.ru>
To: Stefan Wahren <stefan.wahren@i2se.com>,
Ulf Hansson <ulf.hansson@linaro.org>, <linux-mmc@vger.kernel.org>
Cc: Florian Fainelli <f.fainelli@gmail.com>,
Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>,
Nicolas Saenz Julienne <nsaenz@kernel.org>,
<bcm-kernel-feedback-list@broadcom.com>,
<linux-rpi-kernel@lists.infradead.org>,
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v2 01/12] mmc: bcm2835: fix deferred probing
Date: Mon, 12 Jun 2023 22:43:57 +0300 [thread overview]
Message-ID: <988ec49f-5d73-c8ad-4bba-348f336688b7@omp.ru> (raw)
In-Reply-To: <13fd5204-4670-264d-5553-1475af3b203e@i2se.com>
On 6/9/23 12:39 AM, Stefan Wahren wrote:
[...]
>> The driver overrides the error codes and IRQ0 returned by platform_get_irq()
>> to -EINVAL, so if it returns -EPROBE_DEFER, the driver will fail the probe
>> permanently instead of the deferred probing. Switch to propagating the error
>> codes upstream. IRQ0 is no longer returned by platform_get_irq(), so we now
>> can safely ignore it...
>>
>> Fixes: 660fc733bd74 ("mmc: bcm2835: Add new driver for the sdhost controller.")
>
> I know this is very theoretical, but does the statement "IRQ0 is no longer returned by platform_get_irq()" also applies to the time of the fixes commit?
Unfortunately, no. IRQ0 finally ceased to be returned in 5.19; there was a fat
warning in platform_get_irq() and friends before that (which is still there)...
> I'm asking because the fix could be backported to Linux 4.14.
I think the deferred probing can currently occur only with DT platforms
(I may be wrong here). Is this your case?
> Best regards
>
>> Signed-off-by: Sergey Shtylyov <s.shtylyov@omp.ru>
[...]
MBR, Sergey
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next prev parent reply other threads:[~2023-06-12 19:44 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20230608194519.10665-1-s.shtylyov@omp.ru>
2023-06-08 19:45 ` [PATCH v2 01/12] mmc: bcm2835: fix deferred probing Sergey Shtylyov
2023-06-08 21:39 ` Stefan Wahren
2023-06-12 19:43 ` Sergey Shtylyov [this message]
2023-06-13 8:56 ` Stefan Wahren
2023-06-13 21:08 ` Sergey Shtylyov
2023-06-08 19:45 ` [PATCH v2 02/12] mmc: meson-gx: " Sergey Shtylyov
2023-06-09 7:20 ` Neil Armstrong
2023-06-08 19:45 ` [PATCH v2 03/12] mmc: mtk-sd: " Sergey Shtylyov
2023-06-08 19:45 ` [PATCH v2 07/12] mmc: owl: " Sergey Shtylyov
2023-06-08 19:45 ` [PATCH v2 11/12] mmc: sunxi: " Sergey Shtylyov
2023-06-09 20:48 ` Jernej Škrabec
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