diff options
Diffstat (limited to 'drivers/video/omap2/dss/hdmi_panel.c')
-rw-r--r-- | drivers/video/omap2/dss/hdmi_panel.c | 82 |
1 files changed, 15 insertions, 67 deletions
diff --git a/drivers/video/omap2/dss/hdmi_panel.c b/drivers/video/omap2/dss/hdmi_panel.c index 69fb115bab3..dfb8eda81b6 100644 --- a/drivers/video/omap2/dss/hdmi_panel.c +++ b/drivers/video/omap2/dss/hdmi_panel.c @@ -280,58 +280,6 @@ static void hdmi_panel_disable(struct omap_dss_device *dssdev) mutex_unlock(&hdmi.lock); } -static int hdmi_panel_suspend(struct omap_dss_device *dssdev) -{ - int r = 0; - - mutex_lock(&hdmi.lock); - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) { - r = -EINVAL; - goto err; - } - - /* - * TODO: notify audio users that the display was suspended. For now, - * disable audio locally to not break our audio state machine. - */ - hdmi_panel_audio_disable(dssdev); - - dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED; - omapdss_hdmi_display_disable(dssdev); - -err: - mutex_unlock(&hdmi.lock); - - return r; -} - -static int hdmi_panel_resume(struct omap_dss_device *dssdev) -{ - int r = 0; - - mutex_lock(&hdmi.lock); - - if (dssdev->state != OMAP_DSS_DISPLAY_SUSPENDED) { - r = -EINVAL; - goto err; - } - - r = omapdss_hdmi_display_enable(dssdev); - if (r) { - DSSERR("failed to power on\n"); - goto err; - } - /* TODO: notify audio users that the panel resumed. */ - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - -err: - mutex_unlock(&hdmi.lock); - - return r; -} - static void hdmi_get_timings(struct omap_dss_device *dssdev, struct omap_video_timings *timings) { @@ -379,20 +327,22 @@ static int hdmi_check_timings(struct omap_dss_device *dssdev, static int hdmi_read_edid(struct omap_dss_device *dssdev, u8 *buf, int len) { int r; + bool need_enable; mutex_lock(&hdmi.lock); - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) { - r = omapdss_hdmi_display_enable(dssdev); + need_enable = dssdev->state == OMAP_DSS_DISPLAY_DISABLED; + + if (need_enable) { + r = omapdss_hdmi_core_enable(dssdev); if (r) goto err; } r = omapdss_hdmi_read_edid(buf, len); - if (dssdev->state == OMAP_DSS_DISPLAY_DISABLED || - dssdev->state == OMAP_DSS_DISPLAY_SUSPENDED) - omapdss_hdmi_display_disable(dssdev); + if (need_enable) + omapdss_hdmi_core_disable(dssdev); err: mutex_unlock(&hdmi.lock); @@ -402,20 +352,22 @@ err: static bool hdmi_detect(struct omap_dss_device *dssdev) { int r; + bool need_enable; mutex_lock(&hdmi.lock); - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) { - r = omapdss_hdmi_display_enable(dssdev); + need_enable = dssdev->state == OMAP_DSS_DISPLAY_DISABLED; + + if (need_enable) { + r = omapdss_hdmi_core_enable(dssdev); if (r) goto err; } r = omapdss_hdmi_detect(); - if (dssdev->state == OMAP_DSS_DISPLAY_DISABLED || - dssdev->state == OMAP_DSS_DISPLAY_SUSPENDED) - omapdss_hdmi_display_disable(dssdev); + if (need_enable) + omapdss_hdmi_core_disable(dssdev); err: mutex_unlock(&hdmi.lock); @@ -427,8 +379,6 @@ static struct omap_dss_driver hdmi_driver = { .remove = hdmi_panel_remove, .enable = hdmi_panel_enable, .disable = hdmi_panel_disable, - .suspend = hdmi_panel_suspend, - .resume = hdmi_panel_resume, .get_timings = hdmi_get_timings, .set_timings = hdmi_set_timings, .check_timings = hdmi_check_timings, @@ -454,9 +404,7 @@ int hdmi_panel_init(void) spin_lock_init(&hdmi.audio_lock); #endif - omap_dss_register_driver(&hdmi_driver); - - return 0; + return omap_dss_register_driver(&hdmi_driver); } void hdmi_panel_exit(void) |