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Commit fe546c54 authored by Sibi Sankar's avatar Sibi Sankar Committed by Andy Gross
Browse files

soc: qcom: rpmpd: Add support to set rpmpd state to max 



rpmpd max state varies across SoCs and SoC families, add support
in the driver to make it SoC/SoC family specific

Reviewed-by: default avatarJeffrey Hugo <jhugo@codeaurora.org>
Reviewed-by: default avatarVinod Koul <vkoul@kernel.org>
Signed-off-by: default avatarSibi Sankar <sibis@codeaurora.org>
Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: default avatarAndy Gross <agross@kernel.org>
parent 8b334442

drivers/soc/qcom/rpmpd.c

+7 −3
Original line number Diff line number Diff line
@@ -25,7 +25,7 @@ 
#define KEY_ENABLE		0x6e657773 /* swen */

#define KEY_FLOOR_CORNER	0x636676   /* vfc */



#define MAX_RPMPD_STATE		6

#define MAX_8996_RPMPD_STATE	6



#define DEFINE_RPMPD_CORNER_SMPA(_platform, _name, _active, r_id)		\

	static struct rpmpd _platform##_##_active;			\
@@ -83,12 +83,14 @@ struct rpmpd { 
	const int res_type;

	const int res_id;

	struct qcom_smd_rpm *rpm;

	unsigned int max_state;

	__le32 key;

};



struct rpmpd_desc {

	struct rpmpd **rpmpds;

	size_t num_pds;

	unsigned int max_state;

};



static DEFINE_MUTEX(rpmpd_lock);
@@ -114,6 +116,7 @@ static struct rpmpd *msm8996_rpmpds[] = { 
static const struct rpmpd_desc msm8996_desc = {

	.rpmpds = msm8996_rpmpds,

	.num_pds = ARRAY_SIZE(msm8996_rpmpds),

	.max_state = MAX_8996_RPMPD_STATE,

};



static const struct of_device_id rpmpd_match_table[] = {
@@ -225,8 +228,8 @@ static int rpmpd_set_performance(struct generic_pm_domain *domain, 
	int ret = 0;

	struct rpmpd *pd = domain_to_rpmpd(domain);



	if (state > MAX_RPMPD_STATE)

		state = MAX_RPMPD_STATE;

	if (state > pd->max_state)

		state = pd->max_state;



	mutex_lock(&rpmpd_lock);
@@ -287,6 +290,7 @@ static int rpmpd_probe(struct platform_device *pdev) 
		}



		rpmpds[i]->rpm = rpm;

		rpmpds[i]->max_state = desc->max_state;

		rpmpds[i]->pd.power_off = rpmpd_power_off;

		rpmpds[i]->pd.power_on = rpmpd_power_on;

		rpmpds[i]->pd.set_performance_state = rpmpd_set_performance;