Messages in this thread Patch in this message | | | From | Elaine Zhang <> | Subject | [PATCH v6 1/6] rockchip: power-domain: make idle handling optional | Date | Thu, 10 Mar 2016 05:00:36 +0800 |
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Not all new socs need to handle idle states on domain state changes, so add the possibility to make them optional.
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com> --- drivers/soc/rockchip/pm_domains.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/soc/rockchip/pm_domains.c b/drivers/soc/rockchip/pm_domains.c index 18aee6b..c46312d 100644 --- a/drivers/soc/rockchip/pm_domains.c +++ b/drivers/soc/rockchip/pm_domains.c @@ -68,9 +68,9 @@ struct rockchip_pmu { { \ .pwr_mask = BIT(pwr), \ .status_mask = BIT(status), \ - .req_mask = BIT(req), \ - .idle_mask = BIT(idle), \ - .ack_mask = BIT(ack), \ + .req_mask = (req >= 0) ? BIT(req) : 0, \ + .idle_mask = (idle >= 0) ? BIT(idle) : 0, \ + .ack_mask = (ack >= 0) ? BIT(ack) : 0, \ } #define DOMAIN_RK3288(pwr, status, req) \ @@ -96,6 +96,9 @@ static int rockchip_pmu_set_idle_request(struct rockchip_pm_domain *pd, struct rockchip_pmu *pmu = pd->pmu; unsigned int val; + if (pd_info->req_mask == 0) + return 0; + regmap_update_bits(pmu->regmap, pmu->info->req_offset, pd_info->req_mask, idle ? -1U : 0); -- 1.9.1
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