dpu: use usleep_range instead of udelay

Signed-off-by: Michael Benedict <michaelbt@live.com>

diff --git a/drivers/video/fbdev/exynos/dpu/displayport_drv.c b/drivers/video/fbdev/exynos/dpu/displayport_drv.c
index a6702af1a780066ef61ca75a112a9aecdb06bf62..df5ee502a073d3aff06aa470423a0966138fb128 100644 (file)
--- a/drivers/video/fbdev/exynos/dpu/displayport_drv.c
+++ b/drivers/video/fbdev/exynos/dpu/displayport_drv.c
@@ -184,6 +184,9 @@ static int displayport_full_link_training(void)
        int tps3_supported = 0;
        struct displayport_device *displayport = get_displayport_drvdata();
 
+       //dipshit
+       long dipshit = (training_aux_rd_interval*4000)+400;
+
        displayport_reg_dpcd_read_burst(DPCD_ADD_REVISION_NUMBER, DPCD_BUF_SIZE, val);
        displayport_info("Full Link Training Start + : %02x %02x\n", val[1], val[2]);
 
@@ -429,7 +432,7 @@ EQ_Training_Retry:
        lane_symbol_locked_done = 0;
        interlane_align_done = 0;
 
-       udelay((training_aux_rd_interval*4000)+400);
+       usleep_range(dipshit, dipshit+100);
 
        displayport_reg_dpcd_read_burst(DPCD_ADD_LANE0_1_STATUS, 3, val);
        lane_cr_done |= ((val[0] & LANE0_CR_DONE) >> 0);