[RFC PATCH 3/5] remoteproc: qcom: adsp: add configuration for in-kernel pdm

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Add domain / service configuration for the in-kernel protection domain
mapper service.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
 drivers/remoteproc/Kconfig          |  1 +
 drivers/remoteproc/qcom_q6v5_adsp.c | 67 +++++++++++++++++++++++++++++
 2 files changed, 68 insertions(+)

diff --git a/drivers/remoteproc/Kconfig b/drivers/remoteproc/Kconfig
index 48845dc8fa85..f1698d4c302e 100644
--- a/drivers/remoteproc/Kconfig
+++ b/drivers/remoteproc/Kconfig
@@ -181,6 +181,7 @@ config QCOM_Q6V5_ADSP
 	depends on QCOM_SYSMON || QCOM_SYSMON=n
 	depends on RPMSG_QCOM_GLINK || RPMSG_QCOM_GLINK=n
 	depends on QCOM_AOSS_QMP || QCOM_AOSS_QMP=n
+	depends on QCOM_PD_MAPPER || QCOM_PD_MAPPER=n
 	select MFD_SYSCON
 	select QCOM_PIL_INFO
 	select QCOM_MDT_LOADER
diff --git a/drivers/remoteproc/qcom_q6v5_adsp.c b/drivers/remoteproc/qcom_q6v5_adsp.c
index 6c67514cc493..71106ec94840 100644
--- a/drivers/remoteproc/qcom_q6v5_adsp.c
+++ b/drivers/remoteproc/qcom_q6v5_adsp.c
@@ -23,6 +23,7 @@
 #include <linux/remoteproc.h>
 #include <linux/reset.h>
 #include <linux/soc/qcom/mdt_loader.h>
+#include <linux/soc/qcom/pd_mapper.h>
 #include <linux/soc/qcom/smem.h>
 #include <linux/soc/qcom/smem_state.h>
 
@@ -76,6 +77,9 @@ struct adsp_pil_data {
 	int num_clks;
 	const char **proxy_pd_names;
 	const char *load_state;
+
+	size_t num_domains;
+	const struct qcom_pdm_domain_data * const *domains;
 };
 
 struct qcom_adsp {
@@ -118,6 +122,9 @@ struct qcom_adsp {
 	struct qcom_sysmon *sysmon;
 
 	int (*shutdown)(struct qcom_adsp *adsp);
+
+	size_t num_domains;
+	const struct qcom_pdm_domain_data * const *domains;
 };
 
 static int qcom_rproc_pds_attach(struct device *dev, struct qcom_adsp *adsp,
@@ -382,6 +389,7 @@ static int adsp_start(struct rproc *rproc)
 	struct qcom_adsp *adsp = rproc->priv;
 	int ret;
 	unsigned int val;
+	int i;
 
 	ret = qcom_q6v5_prepare(&adsp->q6v5);
 	if (ret)
@@ -443,8 +451,18 @@ static int adsp_start(struct rproc *rproc)
 		goto disable_adsp_clks;
 	}
 
+	for (i = 0; i < adsp->num_domains; i++) {
+		ret = qcom_pdm_add_domain(adsp->domains[i]);
+		if (ret)
+			goto err_domains;
+	}
+
 	return 0;
 
+err_domains:
+	while (--i >= 0)
+		qcom_pdm_del_domain(adsp->domains[i]);
+
 disable_adsp_clks:
 	clk_bulk_disable_unprepare(adsp->num_clks, adsp->clks);
 disable_power_domain:
@@ -472,6 +490,10 @@ static int adsp_stop(struct rproc *rproc)
 	struct qcom_adsp *adsp = rproc->priv;
 	int handover;
 	int ret;
+	int i;
+
+	for (i = 0; i < adsp->num_domains; i++)
+		qcom_pdm_del_domain(adsp->domains[i]);
 
 	ret = qcom_q6v5_request_stop(&adsp->q6v5, adsp->sysmon);
 	if (ret == -ETIMEDOUT)
@@ -699,6 +721,8 @@ static int adsp_probe(struct platform_device *pdev)
 	adsp->rproc = rproc;
 	adsp->info_name = desc->sysmon_name;
 	adsp->has_iommu = desc->has_iommu;
+	adsp->num_domains = desc->num_domains;
+	adsp->domains = desc->domains;
 
 	platform_set_drvdata(pdev, adsp);
 
@@ -775,6 +799,45 @@ static void adsp_remove(struct platform_device *pdev)
 	rproc_free(adsp->rproc);
 }
 
+static const struct qcom_pdm_domain_data adsp_audio_pd = {
+	.domain = "msm/adsp/audio_pd",
+	.instance_id = 74,
+	.services = {
+		"avs/audio",
+		NULL,
+	},
+};
+
+static const struct qcom_pdm_domain_data adsp_charger_pd = {
+	.domain = "msm/adsp/charger_pd",
+	.instance_id = 74,
+	.services = { NULL },
+};
+
+static const struct qcom_pdm_domain_data adsp_root_pd = {
+	.domain = "msm/adsp/root_pd",
+	.instance_id = 74,
+	.services = { NULL },
+};
+
+static const struct qcom_pdm_domain_data adsp_sensor_pd = {
+	.domain = "msm/adsp/sensor_pd",
+	.instance_id = 74,
+	.services = { NULL },
+};
+
+static const struct qcom_pdm_domain_data *sc7280_adsp_domains[] = {
+	&adsp_audio_pd,
+	&adsp_root_pd,
+	&adsp_charger_pd,
+	&adsp_sensor_pd
+};
+
+static const struct qcom_pdm_domain_data *sdm845_adsp_domains[] = {
+	&adsp_audio_pd,
+	&adsp_root_pd,
+};
+
 static const struct adsp_pil_data adsp_resource_init = {
 	.crash_reason_smem = 423,
 	.firmware_name = "adsp.mdt",
@@ -791,6 +854,8 @@ static const struct adsp_pil_data adsp_resource_init = {
 	.proxy_pd_names = (const char*[]) {
 		"cx", NULL
 	},
+	.num_domains = ARRAY_SIZE(sdm845_adsp_domains),
+	.domains = sdm845_adsp_domains,
 };
 
 static const struct adsp_pil_data adsp_sc7280_resource_init = {
@@ -806,6 +871,8 @@ static const struct adsp_pil_data adsp_sc7280_resource_init = {
 		"gcc_cfg_noc_lpass", NULL
 	},
 	.num_clks = 1,
+	.num_domains = ARRAY_SIZE(sc7280_adsp_domains),
+	.domains = sc7280_adsp_domains,
 };
 
 static const struct adsp_pil_data cdsp_resource_init = {
-- 
2.39.2





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