diff options
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_dsi_host.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/video/fbdev/msm/mdss_dsi_host.c b/drivers/video/fbdev/msm/mdss_dsi_host.c index d87e89d8901c..98c5eda02f5b 100644 --- a/drivers/video/fbdev/msm/mdss_dsi_host.c +++ b/drivers/video/fbdev/msm/mdss_dsi_host.c @@ -3044,6 +3044,13 @@ static bool mdss_dsi_fifo_status(struct mdss_dsi_ctrl_pdata *ctrl) pr_err("%s: status=%x\n", __func__, status); + /* + * if DSI FIFO overflow is masked, + * do not report overflow error + */ + if (MIPI_INP(base + 0x10c) & 0xf0000) + status = status & 0xaaaaffff; + if (status & 0x44440000) {/* DLNx_HS_FIFO_OVERFLOW */ dsi_send_events(ctrl, DSI_EV_DLNx_FIFO_OVERFLOW, 0); /* Ignore FIFO EMPTY when overflow happens */ |