diff options
Diffstat (limited to 'drivers/video/omap/dispc.c')
| -rw-r--r-- | drivers/video/omap/dispc.c | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/drivers/video/omap/dispc.c b/drivers/video/omap/dispc.c index f1308aa04fe..a85694900e4 100644 --- a/drivers/video/omap/dispc.c +++ b/drivers/video/omap/dispc.c @@ -858,8 +858,11 @@ EXPORT_SYMBOL(omap_dispc_free_irq); static irqreturn_t omap_dispc_irq_handler(int irq, void *dev) { - u32 stat = dispc_read_reg(DISPC_IRQSTATUS); + u32 stat; + enable_lcd_clocks(1); + + stat = dispc_read_reg(DISPC_IRQSTATUS); if (stat & DISPC_IRQ_FRAMEMASK) complete(&dispc.frame_done); @@ -875,6 +878,8 @@ static irqreturn_t omap_dispc_irq_handler(int irq, void *dev) dispc_write_reg(DISPC_IRQSTATUS, stat); + enable_lcd_clocks(0); + return IRQ_HANDLED; } @@ -913,18 +918,13 @@ static void put_dss_clocks(void) static void enable_lcd_clocks(int enable) { - if (enable) + if (enable) { + clk_enable(dispc.dss_ick); clk_enable(dispc.dss1_fck); - else + } else { clk_disable(dispc.dss1_fck); -} - -static void enable_interface_clocks(int enable) -{ - if (enable) - clk_enable(dispc.dss_ick); - else clk_disable(dispc.dss_ick); + } } static void enable_digit_clocks(int enable) @@ -1365,7 +1365,6 @@ static int omap_dispc_init(struct omapfb_device *fbdev, int ext_mode, if ((r = get_dss_clocks()) < 0) goto fail0; - enable_interface_clocks(1); enable_lcd_clocks(1); #ifdef CONFIG_FB_OMAP_BOOTLOADER_INIT @@ -1469,7 +1468,6 @@ fail2: free_irq(INT_24XX_DSS_IRQ, fbdev); fail1: enable_lcd_clocks(0); - enable_interface_clocks(0); put_dss_clocks(); fail0: iounmap(dispc.base); @@ -1487,7 +1485,6 @@ static void omap_dispc_cleanup(void) cleanup_fbmem(); free_palette_ram(); free_irq(INT_24XX_DSS_IRQ, dispc.fbdev); - enable_interface_clocks(0); put_dss_clocks(); iounmap(dispc.base); } |