From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sibi Sankar Subject: [PATCH v3 2/9] soc: qcom: rpmpd: Add support to set rpmpd state to max Date: Wed, 27 Mar 2019 18:08:25 +0530 Message-ID: <20190327123832.11566-3-sibis@codeaurora.org> References: <20190327123832.11566-1-sibis@codeaurora.org> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20190327123832.11566-1-sibis@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org To: bjorn.andersson@linaro.org, robh+dt@kernel.org, andy.gross@linaro.org, rnayak@codeaurora.org Cc: david.brown@linaro.org, mark.rutland@arm.com, linux-kernel@vger.kernel.org, linux-arm-msm-owner@vger.kernel.org, devicetree@vger.kernel.org, Sibi Sankar List-Id: devicetree@vger.kernel.org rpmpd max state varies across SoCs and SoC families, add support in the driver to make it SoC/SoC family specific Signed-off-by: Sibi Sankar --- drivers/soc/qcom/rpmpd.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/soc/qcom/rpmpd.c b/drivers/soc/qcom/rpmpd.c index 235d01870dd8..94015ece40e9 100644 --- a/drivers/soc/qcom/rpmpd.c +++ b/drivers/soc/qcom/rpmpd.c @@ -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; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project