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Date:   Mon, 28 Nov 2022 14:32:31 +0100
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Subject: Re: [PATCH] spi: mediatek: Enable irq when pdata is ready
Content-Language: en-US
To:     Ricardo Ribalda <ribalda@chromium.org>,
        Mark Brown <broonie@kernel.org>,
        Matthias Brugger <matthias.bgg@gmail.com>
Cc:     linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-spi@vger.kernel.org,
        linux-kernel@vger.kernel.org
References: <20221128-spi-mt65xx-v1-0-509266830665@chromium.org>
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>
In-Reply-To: <20221128-spi-mt65xx-v1-0-509266830665@chromium.org>
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Il 28/11/22 12:00, Ricardo Ribalda ha scritto:
> If the device does not come straight from reset, we might receive an IRQ
> before we are ready to handle it.
> 
> Fixes:
> 
> [    0.832328] Unable to handle kernel read from unreadable memory at virtual address 0000000000000010
> [    1.040343] Call trace:
> [    1.040347]  mtk_spi_can_dma+0xc/0x40
> ...
> [    1.262265]  start_kernel+0x338/0x42c
> 
> Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>