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Commit 21dd77e4 authored by qctecmdr Service's avatar qctecmdr Service Committed by Gerrit - the friendly Code Review server
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Merge "drivers: qcom: Add standalone mode support for RPMH"

parents e9f80ee3 d0748104

drivers/soc/qcom/rpmh-internal.h

+2 −0
Original line number Diff line number Diff line
@@ -110,6 +110,8 @@ struct rsc_drv { 
	int irq;

};



extern bool rpmh_standalone;



int rpmh_rsc_send_data(struct rsc_drv *drv, const struct tcs_request *msg);

int rpmh_rsc_write_ctrl_data(struct rsc_drv *drv,

			     const struct tcs_request *msg);

drivers/soc/qcom/rpmh-rsc.c

+4 −0
Original line number Diff line number Diff line
@@ -66,6 +66,8 @@ 
#define RSC_PDC_DRV_DATA		0x38

#define RSC_PDC_DATA_OFFSET		0x08



bool rpmh_standalone;



static u32 read_tcs_reg(struct rsc_drv *drv, int reg, int tcs_id, int cmd_id)

{

	return readl_relaxed(drv->tcs_base + reg + RSC_DRV_TCS_OFFSET * tcs_id +
@@ -808,6 +810,8 @@ static int rpmh_rsc_probe(struct platform_device *pdev) 
		return ret;

	}



	rpmh_standalone = (cmd_db_is_standalone() == 1);



	drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL);

	if (!drv)

		return -ENOMEM;

drivers/soc/qcom/rpmh.c

+18 −0
Original line number Diff line number Diff line
@@ -279,6 +279,9 @@ int rpmh_write_async(const struct device *dev, enum rpmh_state state, 
	struct rpmh_ctrlr *ctrlr = get_rpmh_ctrlr(dev);

	int ret;



	if (rpmh_standalone)

		return 0;



	ret = check_ctrlr_state(ctrlr, state);

	if (ret)

		return ret;
@@ -319,6 +322,9 @@ int rpmh_write(const struct device *dev, enum rpmh_state state, 
	if (!cmd || !n || n > MAX_RPMH_PAYLOAD)

		return -EINVAL;



	if (rpmh_standalone)

		return 0;



	ret = check_ctrlr_state(ctrlr, state);

	if (ret)

		return ret;
@@ -416,6 +422,9 @@ int rpmh_write_batch(const struct device *dev, enum rpmh_state state, 
	if (!cmd || !n)

		return -EINVAL;



	if (rpmh_standalone)

		return 0;



	ret = check_ctrlr_state(ctrlr, state);

	if (ret)

		return ret;
@@ -496,6 +505,9 @@ int rpmh_write_pdc_data(const struct device *dev, 
	if (!n || n > MAX_RPMH_PAYLOAD)

		return -EINVAL;



	if (rpmh_standalone)

		return 0;



	memcpy(rpm_msg.cmd, cmd, n * sizeof(*cmd));

	rpm_msg.msg.num_cmds = n;

	rpm_msg.msg.wait_for_compl = false;
@@ -544,6 +556,9 @@ int rpmh_flush(const struct device *dev) 
	struct rpmh_ctrlr *ctrlr = get_rpmh_ctrlr(dev);

	int ret;



	if (rpmh_standalone)

		return 0;



	if (!ctrlr->dirty) {

		pr_debug("Skipping flush, TCS has latest data.\n");

		return 0;
@@ -592,6 +607,9 @@ int rpmh_invalidate(const struct device *dev) 
	struct rpmh_ctrlr *ctrlr = get_rpmh_ctrlr(dev);

	int ret;



	if (rpmh_standalone)

		return 0;



	invalidate_batch(ctrlr);

	ctrlr->dirty = true;