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path: root/drivers/video/tmiofb.c
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Diffstat (limited to 'drivers/video/tmiofb.c')
-rw-r--r--drivers/video/tmiofb.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/video/tmiofb.c b/drivers/video/tmiofb.c
index 2a380011e9ba..7baf2dd12d50 100644
--- a/drivers/video/tmiofb.c
+++ b/drivers/video/tmiofb.c
@@ -222,6 +222,9 @@ static irqreturn_t tmiofb_irq(int irq, void *__info)
222 unsigned int bbisc = tmio_ioread16(par->lcr + LCR_BBISC); 222 unsigned int bbisc = tmio_ioread16(par->lcr + LCR_BBISC);
223 223
224 224
225 tmio_iowrite16(bbisc, par->lcr + LCR_BBISC);
226
227#ifdef CONFIG_FB_TMIO_ACCELL
225 /* 228 /*
226 * We were in polling mode and now we got correct irq. 229 * We were in polling mode and now we got correct irq.
227 * Switch back to IRQ-based sync of command FIFO 230 * Switch back to IRQ-based sync of command FIFO
@@ -231,9 +234,6 @@ static irqreturn_t tmiofb_irq(int irq, void *__info)
231 par->use_polling = false; 234 par->use_polling = false;
232 } 235 }
233 236
234 tmio_iowrite16(bbisc, par->lcr + LCR_BBISC);
235
236#ifdef CONFIG_FB_TMIO_ACCELL
237 if (bbisc & 1) 237 if (bbisc & 1)
238 wake_up(&par->wait_acc); 238 wake_up(&par->wait_acc);
239#endif 239#endif
@@ -938,7 +938,9 @@ static void tmiofb_dump_regs(struct platform_device *dev)
938static int tmiofb_suspend(struct platform_device *dev, pm_message_t state) 938static int tmiofb_suspend(struct platform_device *dev, pm_message_t state)
939{ 939{
940 struct fb_info *info = platform_get_drvdata(dev); 940 struct fb_info *info = platform_get_drvdata(dev);
941#ifdef CONFIG_FB_TMIO_ACCELL
941 struct tmiofb_par *par = info->par; 942 struct tmiofb_par *par = info->par;
943#endif
942 struct mfd_cell *cell = dev->dev.platform_data; 944 struct mfd_cell *cell = dev->dev.platform_data;
943 int retval = 0; 945 int retval = 0;
944 946
@@ -950,12 +952,14 @@ static int tmiofb_suspend(struct platform_device *dev, pm_message_t state)
950 info->fbops->fb_sync(info); 952 info->fbops->fb_sync(info);
951 953
952 954
955#ifdef CONFIG_FB_TMIO_ACCELL
953 /* 956 /*
954 * The fb should be usable even if interrupts are disabled (and they are 957 * The fb should be usable even if interrupts are disabled (and they are
955 * during suspend/resume). Switch temporary to forced polling. 958 * during suspend/resume). Switch temporary to forced polling.
956 */ 959 */
957 printk(KERN_INFO "tmiofb: switching to polling\n"); 960 printk(KERN_INFO "tmiofb: switching to polling\n");
958 par->use_polling = true; 961 par->use_polling = true;
962#endif
959 tmiofb_hw_stop(dev); 963 tmiofb_hw_stop(dev);
960 964
961 if (cell->suspend) 965 if (cell->suspend)