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authorPeng Fan <peng.fan@nxp.com>2025-11-19 12:21:48 +0800
committerMathieu Poirier <mathieu.poirier@linaro.org>2025-11-19 09:07:03 -0700
commit412060242303d3c6aae55b1e0b7d040c30bd207d (patch)
treeee5c20f8b4acced1d3fed240cd00a124bba5510e /drivers/remoteproc
parent36951036a725271826773e7feb852496b16dc38d (diff)
remoteproc: imx_dsp_rproc: Use devm_pm_runtime_enable() helper
Current code on the cleanup path just disables runtime PM for a device. Using resource managed version devm_pm_runtime_enable() registers a cleanup callback that sets autosuspend to false and then disables runtime PM for a device. So, basically the same functionality as we don't use autosuspend anyway. As a result, the .remove callback is no longer needed, reducing boilerplate code. Reviewed-by: Frank Li <Frank.Li@nxp.com> Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com> Reviewed-by: Shengjiu Wang <shengjiu.wang@nxp.com> Reviewed-by: Iuliana Prodan <iuliana.prodan@nxp.com> Tested-by: Iuliana Prodan <iuliana.prodan@nxp.com> Signed-off-by: Peng Fan <peng.fan@nxp.com> Link: https://lore.kernel.org/r/20251119-imx-dsp-2025-11-19-v4-3-adafd342d07b@nxp.com Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Diffstat (limited to 'drivers/remoteproc')
-rw-r--r--drivers/remoteproc/imx_dsp_rproc.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/remoteproc/imx_dsp_rproc.c b/drivers/remoteproc/imx_dsp_rproc.c
index 418bd3ac70a4..f5d0aec52c56 100644
--- a/drivers/remoteproc/imx_dsp_rproc.c
+++ b/drivers/remoteproc/imx_dsp_rproc.c
@@ -1200,14 +1200,7 @@ static int imx_dsp_rproc_probe(struct platform_device *pdev)
rproc_coredump_set_elf_info(rproc, ELFCLASS32, EM_XTENSA);
- pm_runtime_enable(dev);
-
- return 0;
-}
-
-static void imx_dsp_rproc_remove(struct platform_device *pdev)
-{
- pm_runtime_disable(&pdev->dev);
+ return devm_pm_runtime_enable(dev);
}
/* pm runtime functions */
@@ -1358,7 +1351,6 @@ MODULE_DEVICE_TABLE(of, imx_dsp_rproc_of_match);
static struct platform_driver imx_dsp_rproc_driver = {
.probe = imx_dsp_rproc_probe,
- .remove = imx_dsp_rproc_remove,
.driver = {
.name = "imx-dsp-rproc",
.of_match_table = imx_dsp_rproc_of_match,