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| author | Dima Zavin <dima@android.com> | 2011-10-10 15:24:34 -0700 |
|---|---|---|
| committer | mgross <mark.gross@intel.com> | 2011-11-09 12:25:19 -0800 |
| commit | 3e10d705eed167c121b39a4e566e7116436339a0 (patch) | |
| tree | 09c9c05e16a2002a70878e535c78e0edff0086d6 /arch/arm/common | |
| parent | 438f4ad711f5749b1d12fdf8a8db8fdc4c4937bc (diff) | |
| download | kernel-mfld-blackbay-3e10d705eed167c121b39a4e566e7116436339a0.tar.gz kernel-mfld-blackbay-3e10d705eed167c121b39a4e566e7116436339a0.tar.bz2 kernel-mfld-blackbay-3e10d705eed167c121b39a4e566e7116436339a0.zip | |
ARM: common: fiq_debugger: add suspend/resume handlers
Change-Id: If6eb75059fdf4867eb9a974d60b9d50e5e3350d4
Signed-off-by: Dima Zavin <dima@android.com>
Diffstat (limited to 'arch/arm/common')
| -rw-r--r-- | arch/arm/common/fiq_debugger.c | 35 |
1 files changed, 33 insertions, 2 deletions
diff --git a/arch/arm/common/fiq_debugger.c b/arch/arm/common/fiq_debugger.c index 6804b25f081..7b037beb66d 100644 --- a/arch/arm/common/fiq_debugger.c +++ b/arch/arm/common/fiq_debugger.c @@ -932,6 +932,26 @@ err: } #endif +static int fiq_debugger_dev_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct fiq_debugger_state *state = platform_get_drvdata(pdev); + + if (state->pdata->uart_dev_suspend) + return state->pdata->uart_dev_suspend(pdev); + return 0; +} + +static int fiq_debugger_dev_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct fiq_debugger_state *state = platform_get_drvdata(pdev); + + if (state->pdata->uart_dev_resume) + return state->pdata->uart_dev_resume(pdev); + return 0; +} + static int fiq_debugger_probe(struct platform_device *pdev) { int ret; @@ -970,6 +990,8 @@ static int fiq_debugger_probe(struct platform_device *pdev) state->signal_irq = platform_get_irq_byname(pdev, "signal"); state->wakeup_irq = platform_get_irq_byname(pdev, "wakeup"); + platform_set_drvdata(pdev, state); + if (state->wakeup_irq < 0 && debug_have_fiq(state)) state->no_sleep = true; state->ignore_next_wakeup_irq = !state->no_sleep; @@ -1068,13 +1090,22 @@ err_uart_init: if (state->clk) clk_put(state->clk); wake_lock_destroy(&state->debugger_wake_lock); + platform_set_drvdata(pdev, NULL); kfree(state); return ret; } +static const struct dev_pm_ops fiq_debugger_dev_pm_ops = { + .suspend = fiq_debugger_dev_suspend, + .resume = fiq_debugger_dev_resume, +}; + static struct platform_driver fiq_debugger_driver = { - .probe = fiq_debugger_probe, - .driver.name = "fiq_debugger", + .probe = fiq_debugger_probe, + .driver = { + .name = "fiq_debugger", + .pm = &fiq_debugger_dev_pm_ops, + }, }; static int __init fiq_debugger_init(void) |