From: Tony Lindgren <tony@atomide.com> To: linux-omap@vger.kernel.org Cc: Dave Gerlach <d-gerlach@ti.com>, Faiz Abbas <faiz_abbas@ti.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Grygorii Strashko <grygorii.strashko@ti.com>, Keerthy <j-keerthy@ti.com>, Nishanth Menon <nm@ti.com>, Peter Ujfalusi <peter.ujfalusi@ti.com>, Roger Quadros <rogerq@ti.com>, Suman Anna <s-anna@ti.com>, Tero Kristo <t-kristo@ti.com>, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Santosh Shilimkar <ssantosh@kernel.org>, Bjorn Andersson <bjorn.andersson@linaro.org>, Michael Turquette <mturquette@baylibre.com>, Philipp Zabel <p.zabel@pengutronix.de>, Stephen Boyd <sboyd@kernel.org>, linux-clk@vger.kernel.org, linux-remoteproc@vger.kernel.org Subject: [PATCH 8/9] soc: ti: pm33xx: Enable basic PM runtime support for genpd Date: Tue, 10 Nov 2020 13:20:41 +0200 [thread overview] Message-ID: <20201110112042.65489-9-tony@atomide.com> (raw) In-Reply-To: <20201110112042.65489-1-tony@atomide.com> To prepare for moving to use genpd, let's enable basic PM runtime support. Cc: Dave Gerlach <d-gerlach@ti.com> Cc: Santosh Shilimkar <ssantosh@kernel.org> Cc: Suman Anna <s-anna@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com> --- drivers/soc/ti/pm33xx.c | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/drivers/soc/ti/pm33xx.c b/drivers/soc/ti/pm33xx.c --- a/drivers/soc/ti/pm33xx.c +++ b/drivers/soc/ti/pm33xx.c @@ -19,6 +19,7 @@ #include <linux/of_address.h> #include <linux/platform_data/pm33xx.h> #include <linux/platform_device.h> +#include <linux/pm_runtime.h> #include <linux/rtc.h> #include <linux/rtc/rtc-omap.h> #include <linux/sizes.h> @@ -555,16 +556,26 @@ static int am33xx_pm_probe(struct platform_device *pdev) suspend_wfi_flags |= WFI_FLAG_WAKE_M3; #endif /* CONFIG_SUSPEND */ + pm_runtime_enable(dev); + ret = pm_runtime_get_sync(dev); + if (ret < 0) { + pm_runtime_put_noidle(dev); + goto err_pm_runtime_disable; + } + ret = pm_ops->init(am33xx_do_sram_idle); if (ret) { dev_err(dev, "Unable to call core pm init!\n"); ret = -ENODEV; - goto err_put_wkup_m3_ipc; + goto err_pm_runtime_put; } return 0; -err_put_wkup_m3_ipc: +err_pm_runtime_put: + pm_runtime_put_sync(dev); +err_pm_runtime_disable: + pm_runtime_disable(dev); wkup_m3_ipc_put(m3_ipc); err_free_sram: am33xx_pm_free_sram(); @@ -574,6 +585,8 @@ static int am33xx_pm_probe(struct platform_device *pdev) static int am33xx_pm_remove(struct platform_device *pdev) { + pm_runtime_put_sync(&pdev->dev); + pm_runtime_disable(&pdev->dev); if (pm_ops->deinit) pm_ops->deinit(); suspend_set_ops(NULL); -- 2.29.2
WARNING: multiple messages have this Message-ID (diff)
From: Tony Lindgren <tony@atomide.com> To: linux-omap@vger.kernel.org Cc: Nishanth Menon <nm@ti.com>, Tero Kristo <t-kristo@ti.com>, Grygorii Strashko <grygorii.strashko@ti.com>, Dave Gerlach <d-gerlach@ti.com>, Stephen Boyd <sboyd@kernel.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Michael Turquette <mturquette@baylibre.com>, Santosh Shilimkar <ssantosh@kernel.org>, linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, Bjorn Andersson <bjorn.andersson@linaro.org>, Peter Ujfalusi <peter.ujfalusi@ti.com>, Faiz Abbas <faiz_abbas@ti.com>, Philipp Zabel <p.zabel@pengutronix.de>, Keerthy <j-keerthy@ti.com>, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Roger Quadros <rogerq@ti.com> Subject: [PATCH 8/9] soc: ti: pm33xx: Enable basic PM runtime support for genpd Date: Tue, 10 Nov 2020 13:20:41 +0200 [thread overview] Message-ID: <20201110112042.65489-9-tony@atomide.com> (raw) In-Reply-To: <20201110112042.65489-1-tony@atomide.com> To prepare for moving to use genpd, let's enable basic PM runtime support. Cc: Dave Gerlach <d-gerlach@ti.com> Cc: Santosh Shilimkar <ssantosh@kernel.org> Cc: Suman Anna <s-anna@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com> --- drivers/soc/ti/pm33xx.c | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/drivers/soc/ti/pm33xx.c b/drivers/soc/ti/pm33xx.c --- a/drivers/soc/ti/pm33xx.c +++ b/drivers/soc/ti/pm33xx.c @@ -19,6 +19,7 @@ #include <linux/of_address.h> #include <linux/platform_data/pm33xx.h> #include <linux/platform_device.h> +#include <linux/pm_runtime.h> #include <linux/rtc.h> #include <linux/rtc/rtc-omap.h> #include <linux/sizes.h> @@ -555,16 +556,26 @@ static int am33xx_pm_probe(struct platform_device *pdev) suspend_wfi_flags |= WFI_FLAG_WAKE_M3; #endif /* CONFIG_SUSPEND */ + pm_runtime_enable(dev); + ret = pm_runtime_get_sync(dev); + if (ret < 0) { + pm_runtime_put_noidle(dev); + goto err_pm_runtime_disable; + } + ret = pm_ops->init(am33xx_do_sram_idle); if (ret) { dev_err(dev, "Unable to call core pm init!\n"); ret = -ENODEV; - goto err_put_wkup_m3_ipc; + goto err_pm_runtime_put; } return 0; -err_put_wkup_m3_ipc: +err_pm_runtime_put: + pm_runtime_put_sync(dev); +err_pm_runtime_disable: + pm_runtime_disable(dev); wkup_m3_ipc_put(m3_ipc); err_free_sram: am33xx_pm_free_sram(); @@ -574,6 +585,8 @@ static int am33xx_pm_probe(struct platform_device *pdev) static int am33xx_pm_remove(struct platform_device *pdev) { + pm_runtime_put_sync(&pdev->dev); + pm_runtime_disable(&pdev->dev); if (pm_ops->deinit) pm_ops->deinit(); suspend_set_ops(NULL); -- 2.29.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-11-10 11:21 UTC|newest] Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-11-10 11:20 [PATCHv2 0/9] Genpd related code changes to drop am335x pdata Tony Lindgren 2020-11-10 11:20 ` Tony Lindgren 2020-11-10 11:20 ` [PATCH 1/9] ARM: OMAP2+: Check for inited flag Tony Lindgren 2020-11-10 11:20 ` Tony Lindgren 2020-11-10 11:20 ` [PATCH 2/9] ARM: OMAP2+: Probe PRCM first to probe l4_wkup with simple-pm-bus Tony Lindgren 2020-11-10 11:20 ` Tony Lindgren 2020-11-10 11:20 ` [PATCH 3/9] clk: ti: am33xx: Keep am3 l3 main clock always on for genpd Tony Lindgren 2020-11-10 11:20 ` Tony Lindgren 2020-12-09 2:20 ` Stephen Boyd 2020-12-09 2:20 ` Stephen Boyd 2020-11-10 11:20 ` [PATCH 4/9] bus: ti-sysc: Support modules without control registers Tony Lindgren 2020-11-10 11:20 ` Tony Lindgren 2020-11-10 11:20 ` [PATCH 5/9] bus: ti-sysc: Implement GPMC debug quirk to drop platform data Tony Lindgren 2020-11-10 11:20 ` Tony Lindgren 2020-11-10 11:20 ` [PATCH 6/9] soc: ti: omap-prm: Add pm_clk for genpd Tony Lindgren 2020-11-10 11:20 ` Tony Lindgren 2020-11-10 11:20 ` [PATCH 7/9] soc: ti: omap-prm: am3: add genpd support for remaining PRM instances Tony Lindgren 2020-11-10 11:20 ` Tony Lindgren 2020-11-10 11:20 ` Tony Lindgren [this message] 2020-11-10 11:20 ` [PATCH 8/9] soc: ti: pm33xx: Enable basic PM runtime support for genpd Tony Lindgren 2020-11-10 11:20 ` [PATCH 9/9] remoteproc/wkup_m3: Use reset control driver if available Tony Lindgren 2020-11-10 11:20 ` Tony Lindgren 2020-12-28 18:54 ` [PATCHv2 0/9] Genpd related code changes to drop am335x pdata patchwork-bot+linux-remoteproc -- strict thread matches above, loose matches on Subject: below -- 2020-10-26 11:10 [PATCH " Tony Lindgren 2020-10-26 11:10 ` [PATCH 8/9] soc: ti: pm33xx: Enable basic PM runtime support for genpd Tony Lindgren 2020-10-26 11:10 ` Tony Lindgren
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