Revert "drm/bridge: Add 200ms delay to wait FW HPD status stable"

[ Upstream commit af3145aa142c92409d3b123ff87ff0b5fd0bf849 ]

This reverts commit 330140d7319fcc4ec68bd924ea212e476bf12275

200ms delay will cause panel display image later than backlight
turn on, revert this patch.

Fixes: 330140d7319fcc ("drm/bridge: Add 200ms delay to wait FW HPD status stable")
Signed-off-by: Xin Ji <xji@analogixsemi.com>
Reviewed-by: Robert Foss <rfoss@kernel.org>
Signed-off-by: Robert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20231120091038.284825-1-xji@analogixsemi.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c
index 8f740154707dbe7651edaf8ee748e090ca34b641..51abe42c639e5482a9c870a52461c3f931d42de3 100644 (file)
--- a/drivers/gpu/drm/bridge/analogix/anx7625.c
+++ b/drivers/gpu/drm/bridge/analogix/anx7625.c
@@ -1464,9 +1464,6 @@ static int _anx7625_hpd_polling(struct anx7625_data *ctx,
        if (ctx->pdata.intp_irq)
                return 0;
 
-       /* Delay 200ms for FW HPD de-bounce */
-       msleep(200);
-
        ret = readx_poll_timeout(anx7625_read_hpd_status_p0,
                                 ctx, val,
                                 ((val & HPD_STATUS) || (val < 0)),