From 37ac60e414052f1d9301368437db8f0cb9e323fe Mon Sep 17 00:00:00 2001 From: Tomi Valkeinen Date: Tue, 12 Jan 2010 15:12:07 +0200 Subject: OMAP: DSS2: move enable/disable/suspend/resume Move enable/disable/suspend/resume from omap_dss_device to omap_dss_driver. This is part of a larger patch-set, which moves the control from omapdss driver to the display driver. Signed-off-by: Tomi Valkeinen --- drivers/video/omap2/dss/sdi.c | 75 +++---------------------------------------- 1 file changed, 4 insertions(+), 71 deletions(-) (limited to 'drivers/video/omap2/dss/sdi.c') diff --git a/drivers/video/omap2/dss/sdi.c b/drivers/video/omap2/dss/sdi.c index 6bd9b0cf76a..929ceb3ddd9 100644 --- a/drivers/video/omap2/dss/sdi.c +++ b/drivers/video/omap2/dss/sdi.c @@ -41,7 +41,7 @@ static void sdi_basic_init(void) dispc_lcd_enable_signal_polarity(1); } -static int sdi_display_enable(struct omap_dss_device *dssdev) +int omapdss_sdi_display_enable(struct omap_dss_device *dssdev) { struct omap_video_timings *t = &dssdev->panel.timings; struct dss_clock_info dss_cinfo; @@ -57,12 +57,6 @@ static int sdi_display_enable(struct omap_dss_device *dssdev) goto err0; } - if (dssdev->state != OMAP_DSS_DISPLAY_DISABLED) { - DSSERR("dssdev already enabled\n"); - r = -EINVAL; - goto err1; - } - /* In case of skip_init sdi_init has already enabled the clocks */ if (!sdi.skip_init) dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1); @@ -127,8 +121,6 @@ static int sdi_display_enable(struct omap_dss_device *dssdev) goto err3; } - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - sdi.skip_init = 0; return 0; @@ -141,18 +133,10 @@ err1: err0: return r; } +EXPORT_SYMBOL(omapdss_sdi_display_enable); -static int sdi_display_resume(struct omap_dss_device *dssdev); - -static void sdi_display_disable(struct omap_dss_device *dssdev) +void omapdss_sdi_display_disable(struct omap_dss_device *dssdev) { - if (dssdev->state == OMAP_DSS_DISPLAY_DISABLED) - return; - - if (dssdev->state == OMAP_DSS_DISPLAY_SUSPENDED) - if (sdi_display_resume(dssdev)) - return; - if (dssdev->driver->disable) dssdev->driver->disable(dssdev); @@ -162,56 +146,9 @@ static void sdi_display_disable(struct omap_dss_device *dssdev) dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1); - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; - omap_dss_stop_device(dssdev); } - -static int sdi_display_suspend(struct omap_dss_device *dssdev) -{ - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return -EINVAL; - - if (dssdev->driver->suspend) - dssdev->driver->suspend(dssdev); - - dssdev->manager->disable(dssdev->manager); - - dss_sdi_disable(); - - dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1); - - dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED; - - return 0; -} - -static int sdi_display_resume(struct omap_dss_device *dssdev) -{ - int r; - - if (dssdev->state != OMAP_DSS_DISPLAY_SUSPENDED) - return -EINVAL; - - dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1); - - r = dss_sdi_enable(); - if (r) - goto err; - mdelay(2); - - dssdev->manager->enable(dssdev->manager); - - if (dssdev->driver->resume) - dssdev->driver->resume(dssdev); - - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - - return 0; -err: - dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1); - return r; -} +EXPORT_SYMBOL(omapdss_sdi_display_disable); static void sdi_get_timings(struct omap_dss_device *dssdev, struct omap_video_timings *timings) @@ -223,10 +160,6 @@ int sdi_init_display(struct omap_dss_device *dssdev) { DSSDBG("SDI init\n"); - dssdev->enable = sdi_display_enable; - dssdev->disable = sdi_display_disable; - dssdev->suspend = sdi_display_suspend; - dssdev->resume = sdi_display_resume; dssdev->get_timings = sdi_get_timings; return 0; -- cgit v1.2.3