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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: Jeffrey Hugo <jhugo@codeaurora.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <agross@kernel.org>
This commit is contained in:
Sibi Sankar 2019-05-13 15:50:08 +05:30 committed by Andy Gross
parent 8b3344422f
commit fe546c5442
1 changed files with 7 additions and 3 deletions
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10
drivers/soc/qcom/rpmpd.c
View File

@ -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;