From 1fb82ee806d170b92315f424eac9b5b34b9ead64 Mon Sep 17 00:00:00 2001 From: Bjorn Andersson Date: Sun, 27 Aug 2017 21:51:38 -0700 Subject: remoteproc: qcom: Introduce sysmon The sysmon client communicates either via a dedicated SMD/GLINK channel or via QMI encoded messages over IPCROUTER with remote processors in order to perform graceful shutdown and inform about other remote processors shutting down. Acked-By: Chris Lew Signed-off-by: Bjorn Andersson --- drivers/remoteproc/qcom_wcnss.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/remoteproc/qcom_wcnss.c') diff --git a/drivers/remoteproc/qcom_wcnss.c b/drivers/remoteproc/qcom_wcnss.c index 32a3a53589dc..b0e07e9f42d5 100644 --- a/drivers/remoteproc/qcom_wcnss.c +++ b/drivers/remoteproc/qcom_wcnss.c @@ -40,6 +40,7 @@ #define WCNSS_CRASH_REASON_SMEM 422 #define WCNSS_FIRMWARE_NAME "wcnss.mdt" #define WCNSS_PAS_ID 6 +#define WCNSS_SSCTL_ID 0x13 #define WCNSS_SPARE_NVBIN_DLND BIT(25) @@ -98,6 +99,7 @@ struct qcom_wcnss { size_t mem_size; struct qcom_rproc_subdev smd_subdev; + struct qcom_sysmon *sysmon; }; static const struct wcnss_data riva_data = { @@ -550,6 +552,7 @@ static int wcnss_probe(struct platform_device *pdev) } qcom_add_smd_subdev(rproc, &wcnss->smd_subdev); + wcnss->sysmon = qcom_add_sysmon_subdev(rproc, "wcnss", WCNSS_SSCTL_ID); ret = rproc_add(rproc); if (ret) @@ -572,6 +575,7 @@ static int wcnss_remove(struct platform_device *pdev) qcom_smem_state_put(wcnss->state); rproc_del(wcnss->rproc); + qcom_remove_sysmon_subdev(wcnss->sysmon); qcom_remove_smd_subdev(wcnss->rproc, &wcnss->smd_subdev); rproc_free(wcnss->rproc); -- cgit v1.2.3