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A fallback compatible would help here but would still require keeping the current list around for backwards compatibility. As an alternative, let's switch the driver to match the rpmsg_device_id instead, which is always "rpm_requests" on all platforms. Add a check to ensure that there is a device tree node defined for the device since otherwise the of_platform_populate() call will operate on the root node (/). Similar approaches with matching rpmsg_device_id are already used in qcom_sysmon, qcom_glink_ssr, qrtr, and rpmsg_wwan_ctrl. Signed-off-by: Stephan Gerhold Tested-by: Konrad Dybcio # SM6375 (G-Link) Reviewed-by: Konrad Dybcio --- drivers/soc/qcom/smd-rpm.c | 35 +++++++++-------------------------- 1 file changed, 9 insertions(+), 26 deletions(-) diff --git a/drivers/soc/qcom/smd-rpm.c b/drivers/soc/qcom/smd-rpm.c index 0c1aa809cc4e..13d8c52330d0 100644 --- a/drivers/soc/qcom/smd-rpm.c +++ b/drivers/soc/qcom/smd-rpm.c @@ -199,6 +199,9 @@ static int qcom_smd_rpm_probe(struct rpmsg_device *rpdev) struct qcom_smd_rpm *rpm; int ret; + if (!rpdev->dev.of_node) + return -EINVAL; + rpm = devm_kzalloc(&rpdev->dev, sizeof(*rpm), GFP_KERNEL); if (!rpm) return -ENOMEM; @@ -230,38 +233,18 @@ static void qcom_smd_rpm_remove(struct rpmsg_device *rpdev) of_platform_depopulate(&rpdev->dev); } -static const struct of_device_id qcom_smd_rpm_of_match[] = { - { .compatible = "qcom,rpm-apq8084" }, - { .compatible = "qcom,rpm-ipq6018" }, - { .compatible = "qcom,rpm-ipq9574" }, - { .compatible = "qcom,rpm-msm8226" }, - { .compatible = "qcom,rpm-msm8909" }, - { .compatible = "qcom,rpm-msm8916" }, - { .compatible = "qcom,rpm-msm8936" }, - { .compatible = "qcom,rpm-msm8953" }, - { .compatible = "qcom,rpm-msm8974" }, - { .compatible = "qcom,rpm-msm8976" }, - { .compatible = "qcom,rpm-msm8994" }, - { .compatible = "qcom,rpm-msm8996" }, - { .compatible = "qcom,rpm-msm8998" }, - { .compatible = "qcom,rpm-sdm660" }, - { .compatible = "qcom,rpm-sm6115" }, - { .compatible = "qcom,rpm-sm6125" }, - { .compatible = "qcom,rpm-sm6375" }, - { .compatible = "qcom,rpm-qcm2290" }, - { .compatible = "qcom,rpm-qcs404" }, - {} +static const struct rpmsg_device_id qcom_smd_rpm_id_table[] = { + { .name = "rpm_requests", }, + { /* sentinel */ } }; -MODULE_DEVICE_TABLE(of, qcom_smd_rpm_of_match); +MODULE_DEVICE_TABLE(rpmsg, qcom_smd_rpm_id_table); static struct rpmsg_driver qcom_smd_rpm_driver = { .probe = qcom_smd_rpm_probe, .remove = qcom_smd_rpm_remove, .callback = qcom_smd_rpm_callback, - .drv = { - .name = "qcom_smd_rpm", - .of_match_table = qcom_smd_rpm_of_match, - }, + .id_table = qcom_smd_rpm_id_table, + .drv.name = "qcom_smd_rpm", }; static int __init qcom_smd_rpm_init(void)