[ Upstream commit 0d10e90cee9eb57882b0f7e19fd699033722e226 ] A DEVAPC violation occurs when removing the module due to accessing HW registers without base clock. To fix this bug, the correct method is: 1. Call the runtime resume function to enable the clock; 2. Operate the registers to reset the HW; 3. Turn off the clocks and disable the device RPM mechanism. Signed-off-by: Zhichao Liu <zhichao.liu@mediatek.com> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Link: https://lore.kernel.org/r/20221110072839.30961-1-zhichao.liu@mediatek.com Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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