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| author | Yuchou Gan <yuchou.gan@nxp.com> | 2018-05-11 23:53:27 +0800 |
|---|---|---|
| committer | Leonard Crestez <leonard.crestez@nxp.com> | 2018-08-24 12:41:33 +0300 |
| commit | ca20cfabdd9d34a66ea5bd041c9e2041d6eb15ec (patch) | |
| tree | b5b550bf33216cc86318bb87a7bfd38a6a29c44a /drivers/gpu/imx | |
| parent | d46bf3c2951abc2cc2b988ed728a6e2ba7d2624b (diff) | |
MLK-18283-3 gpu: imx: dpu-blit: sync for cmd sequence finished
As blit engine use cmd sequence and disabled hardware interrupt,
sync to wait the cmd sequence idle before execute new cmd sequence
Signed-off-by: Yuchou Gan <yuchou.gan@nxp.com>
Diffstat (limited to 'drivers/gpu/imx')
| -rw-r--r-- | drivers/gpu/imx/dpu-blit/dpu-blit.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/imx/dpu-blit/dpu-blit.c b/drivers/gpu/imx/dpu-blit/dpu-blit.c index bac49db2dc71..ef7162a6dbfa 100644 --- a/drivers/gpu/imx/dpu-blit/dpu-blit.c +++ b/drivers/gpu/imx/dpu-blit/dpu-blit.c @@ -121,6 +121,8 @@ void dpu_be_configure_prefetch(struct dpu_bliteng *dpu_be, } dpu_be_wait(dpu_be); + dpu_cs_wait_idle(dpu_be); + udelay(10); if (need_handle_start) { dprc_first_frame_handle(dprc); |