Flush posted write after setting the bit to send the BTA to ensure the BTA is sent right away, as the code in dsi_vc_send_bta_sync() waits for an interrupt caused indirectly by sending the BTA. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx> --- drivers/video/omap2/dss/dsi.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c index 1331f92..4b1c074 100644 --- a/drivers/video/omap2/dss/dsi.c +++ b/drivers/video/omap2/dss/dsi.c @@ -2913,6 +2913,9 @@ static int dsi_vc_send_bta(struct platform_device *dsidev, int channel) REG_FLD_MOD(dsidev, DSI_VC_CTRL(channel), 1, 6, 6); /* BTA_EN */ + /* flush posted write */ + dsi_read_reg(dsidev, DSI_VC_CTRL(channel)); + return 0; } -- 1.7.4.1 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
