diff options
| author | Mayuresh Kulkarni <mkulkarni@nvidia.com> | 2010-02-16 14:58:08 +0530 |
|---|---|---|
| committer | Mayuresh Kulkarni <mkulkarni@nvidia.com> | 2010-02-16 14:58:08 +0530 |
| commit | a0efa75637073831e25a2e9148f53a23f5d0adf6 (patch) | |
| tree | 4c6528847720f0a77e1611899f6de23d5995d4fd /arch | |
| parent | 3a67ec3d32ec9217c3e6bdb1b60efdd25911f6f2 (diff) | |
tegra nvrm: Implement suspend/resume calls for nvrm_user.
This change simply calls the appropriate suspend/resume APIs of
nvrm_kernel respectively. Return -1 in case of error.
This change is must when we enable system power management.
Change-Id: I698f7d7d3daf9eeb63872ddf2f8a216d3f3e9166
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-tegra/nvrm_user.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/arch/arm/mach-tegra/nvrm_user.c b/arch/arm/mach-tegra/nvrm_user.c index 04bbae45068c..f97322992faa 100644 --- a/arch/arm/mach-tegra/nvrm_user.c +++ b/arch/arm/mach-tegra/nvrm_user.c @@ -647,25 +647,30 @@ static int nvrm_remove(struct platform_device *pdev) static int nvrm_suspend(struct platform_device *pdev) { - NvError Err = NvSuccess; - printk(KERN_INFO "%s called\n", __func__); - return Err; + if(NvRmKernelPowerSuspend(s_hRmGlobal)) { + printk(KERN_INFO "%s : FAILED\n", __func__); + return -1; + } + return 0; } static int nvrm_resume(struct platform_device *pdev) { - NvError Err = NvSuccess; - printk(KERN_INFO "%s called\n", __func__); - return Err; + if(NvRmKernelPowerResume(s_hRmGlobal)) { + printk(KERN_INFO "%s : FAILED\n", __func__); + return -1; + } + return 0; + } static struct platform_driver nvrm_driver = { - .probe = nvrm_probe, - .remove = nvrm_remove, - .suspend = nvrm_suspend, - .resume = nvrm_resume, - .driver = { .name = "nvrm" } + .probe = nvrm_probe, + .remove = nvrm_remove, + .suspend = nvrm_suspend, + .resume = nvrm_resume, + .driver = { .name = "nvrm" } }; static int __init nvrm_init(void) |