diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_hdmi.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_hdmi.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c index 9212d7d53f3a..ad53c4808bdb 100644 --- a/drivers/gpu/drm/exynos/exynos_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c @@ -2367,11 +2367,43 @@ static int __devexit hdmi_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM_SLEEP +static int hdmi_suspend(struct device *dev) +{ + struct exynos_drm_hdmi_context *ctx = get_hdmi_context(dev); + struct hdmi_context *hdata = ctx->ctx; + + disable_irq(hdata->internal_irq); + disable_irq(hdata->external_irq); + + hdata->hpd = false; + if (ctx->drm_dev) + drm_helper_hpd_irq_event(ctx->drm_dev); + + hdmi_poweroff(hdata); + + return 0; +} + +static int hdmi_resume(struct device *dev) +{ + struct exynos_drm_hdmi_context *ctx = get_hdmi_context(dev); + struct hdmi_context *hdata = ctx->ctx; + + enable_irq(hdata->external_irq); + enable_irq(hdata->internal_irq); + return 0; +} +#endif + +static SIMPLE_DEV_PM_OPS(hdmi_pm_ops, hdmi_suspend, hdmi_resume); + struct platform_driver hdmi_driver = { .probe = hdmi_probe, .remove = __devexit_p(hdmi_remove), .driver = { .name = "exynos4-hdmi", .owner = THIS_MODULE, + .pm = &hdmi_pm_ops, }, }; |
