diff options
Diffstat (limited to 'drivers/gpu/drm/omapdrm/dss/dispc.c')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/dss/dispc.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 05436eaad3ef..ac8ca605e314 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -3782,11 +3782,6 @@ static void dispc_clear_irqstatus(u32 mask) dispc_write_reg(DISPC_IRQSTATUS, mask); } -static u32 dispc_read_irqenable(void) -{ - return dispc_read_reg(DISPC_IRQENABLE); -} - static void dispc_write_irqenable(u32 mask) { u32 old_mask = dispc_read_reg(DISPC_IRQENABLE); @@ -3795,6 +3790,9 @@ static void dispc_write_irqenable(u32 mask) dispc_clear_irqstatus((mask ^ old_mask) & mask); dispc_write_reg(DISPC_IRQENABLE, mask); + + /* flush posted write */ + dispc_read_reg(DISPC_IRQENABLE); } void dispc_enable_sidle(void) @@ -4345,7 +4343,6 @@ static void dispc_errata_i734_wa(void) static const struct dispc_ops dispc_ops = { .read_irqstatus = dispc_read_irqstatus, .clear_irqstatus = dispc_clear_irqstatus, - .read_irqenable = dispc_read_irqenable, .write_irqenable = dispc_write_irqenable, .request_irq = dispc_request_irq, |