diff options
Diffstat (limited to 'drivers/gpu/ipu-v3/ipu-pre.c')
| -rw-r--r-- | drivers/gpu/ipu-v3/ipu-pre.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-pre.c b/drivers/gpu/ipu-v3/ipu-pre.c index 4a28f3fbb0a2..6cacfd61d984 100644 --- a/drivers/gpu/ipu-v3/ipu-pre.c +++ b/drivers/gpu/ipu-v3/ipu-pre.c @@ -265,6 +265,12 @@ void ipu_pre_update(struct ipu_pre *pre, unsigned int bufaddr) writel(IPU_PRE_CTRL_SDW_UPDATE, pre->regs + IPU_PRE_CTRL_SET); } +bool ipu_pre_update_pending(struct ipu_pre *pre) +{ + return !!(readl_relaxed(pre->regs + IPU_PRE_CTRL) & + IPU_PRE_CTRL_SDW_UPDATE); +} + u32 ipu_pre_get_baddr(struct ipu_pre *pre) { return (u32)pre->buffer_paddr; |