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author | Tony Lindgren <tony@atomide.com> | 2019-03-21 11:00:21 -0700 |
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committer | Tony Lindgren <tony@atomide.com> | 2019-04-01 07:59:28 -0700 |
commit | ff43728c4aa29c139fdc6c9be30e4cae4d2b7339 (patch) | |
tree | ed52f083cca0de4eec630cd4fb2396a8e24c73ef /drivers/bus/ti-sysc.c | |
parent | b7182b42a93790eefa21bb7710cad584a3bc89c0 (diff) | |
download | linux-ff43728c4aa29c139fdc6c9be30e4cae4d2b7339.tar.gz linux-ff43728c4aa29c139fdc6c9be30e4cae4d2b7339.tar.bz2 linux-ff43728c4aa29c139fdc6c9be30e4cae4d2b7339.zip |
bus: ti-sysc: Move legacy platform data idling into separate functions
Let's move the legacy idle and enable into separate functions to simplify
PM runtime functions a bit.
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'drivers/bus/ti-sysc.c')
-rw-r--r-- | drivers/bus/ti-sysc.c | 78 |
1 files changed, 50 insertions, 28 deletions
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index ed7bb315011b..de799c47f090 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -622,9 +622,50 @@ static void sysc_show_registers(struct sysc *ddata) buf); } -static int __maybe_unused sysc_runtime_suspend(struct device *dev) +static int __maybe_unused sysc_runtime_suspend_legacy(struct device *dev, + struct sysc *ddata) +{ + struct ti_sysc_platform_data *pdata; + int error; + + pdata = dev_get_platdata(ddata->dev); + if (!pdata) + return 0; + + if (!pdata->idle_module) + return -ENODEV; + + error = pdata->idle_module(dev, &ddata->cookie); + if (error) + dev_err(dev, "%s: could not idle: %i\n", + __func__, error); + + return 0; +} + +static int __maybe_unused sysc_runtime_resume_legacy(struct device *dev, + struct sysc *ddata) { struct ti_sysc_platform_data *pdata; + int error; + + pdata = dev_get_platdata(ddata->dev); + if (!pdata) + return 0; + + if (!pdata->enable_module) + return -ENODEV; + + error = pdata->enable_module(dev, &ddata->cookie); + if (error) + dev_err(dev, "%s: could not enable: %i\n", + __func__, error); + + return 0; +} + +static int __maybe_unused sysc_runtime_suspend(struct device *dev) +{ struct sysc *ddata; int error = 0, i; @@ -634,19 +675,11 @@ static int __maybe_unused sysc_runtime_suspend(struct device *dev) return 0; if (ddata->legacy_mode) { - pdata = dev_get_platdata(ddata->dev); - if (!pdata) - return 0; - - if (!pdata->idle_module) - return -ENODEV; - - error = pdata->idle_module(dev, &ddata->cookie); - if (error) - dev_err(dev, "%s: could not idle: %i\n", - __func__, error); + error = sysc_runtime_suspend_legacy(dev, ddata); + if (!error) + ddata->enabled = false; - goto idled; + return error; } for (i = 0; i < ddata->nr_clocks; i++) { @@ -659,7 +692,6 @@ static int __maybe_unused sysc_runtime_suspend(struct device *dev) clk_disable(ddata->clocks[i]); } -idled: ddata->enabled = false; return error; @@ -667,7 +699,6 @@ idled: static int __maybe_unused sysc_runtime_resume(struct device *dev) { - struct ti_sysc_platform_data *pdata; struct sysc *ddata; int error = 0, i; @@ -677,19 +708,11 @@ static int __maybe_unused sysc_runtime_resume(struct device *dev) return 0; if (ddata->legacy_mode) { - pdata = dev_get_platdata(ddata->dev); - if (!pdata) - return 0; + error = sysc_runtime_resume_legacy(dev, ddata); + if (!error) + ddata->enabled = true; - if (!pdata->enable_module) - return -ENODEV; - - error = pdata->enable_module(dev, &ddata->cookie); - if (error) - dev_err(dev, "%s: could not enable: %i\n", - __func__, error); - - goto awake; + return error; } for (i = 0; i < ddata->nr_clocks; i++) { @@ -704,7 +727,6 @@ static int __maybe_unused sysc_runtime_resume(struct device *dev) return error; } -awake: ddata->enabled = true; return error; |