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path: root/drivers/pmdomain/imx/imx93-blk-ctrl.c
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2024-11-01pmdomain: imx93-blk-ctrl: correct remove pathPeng Fan
The check condition should be 'i < bc->onecell_data.num_domains', not 'bc->onecell_data.num_domains' which will make the look never finish and cause kernel panic. Also disable runtime to address "imx93-blk-ctrl 4ac10000.system-controller: Unbalanced pm_runtime_enable!" Fixes: e9aa77d413c9 ("soc: imx: add i.MX93 media blk ctrl driver") Signed-off-by: Peng Fan <peng.fan@nxp.com> Reviewed-by: Stefan Wahren <wahrenst@gmx.net> Cc: stable@vger.kernel.org Message-ID: <20241101101252.1448466-1-peng.fan@oss.nxp.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-11-30pmdomain: imx93-blk-ctrl: Convert to platform remove callback returning voidUwe Kleine-König
The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is ignored (apart from emitting a warning) and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new(), which already returns void. Eventually after all drivers are converted, .remove_new() will be renamed to .remove(). Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Link: https://lore.kernel.org/r/20231124080623.564924-7-u.kleine-koenig@pengutronix.de Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2023-09-13pmdomain: Rename the genpd subsystem to pmdomainUlf Hansson
It has been pointed out that naming a subsystem "genpd" isn't very self-explanatory and the acronym itself that means Generic PM Domain, is known only by a limited group of people. In a way to improve the situation, let's rename the subsystem to pmdomain, which ideally should indicate that this is about so called Power Domains or "PM domains" as we often also use within the Linux Kernel terminology. Suggested-by: Rafael J. Wysocki <rafael@kernel.org> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Heiko Stuebner <heiko@sntech.de> Acked-by: Rafael J. Wysocki <rafael@kernel.org> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be> Link: https://lore.kernel.org/r/20230912221127.487327-1-ulf.hansson@linaro.org