From 285e2a5602ed214b53d5c84913a8275e08f1dbe9 Mon Sep 17 00:00:00 2001 From: Mark Yao Date: Fri, 31 Mar 2017 18:07:55 +0800 Subject: [PATCH] drm/rockchip: dw-mipi: add power protect for loader logo Change-Id: I3bdd70d357324c8f526122dcab1bc44fe0ae0ff2 Signed-off-by: Mark Yao --- drivers/gpu/drm/rockchip/dw-mipi-dsi.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c index 0190bfb8bbf3..1931247949ff 100644 --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c @@ -1046,7 +1046,20 @@ static struct drm_encoder *dw_mipi_dsi_connector_best_encoder( return &dsi->encoder; } +static int dw_mipi_loader_protect(struct drm_connector *connector, bool on) +{ + struct dw_mipi_dsi *dsi = con_to_dsi(connector); + + if (on) + pm_runtime_get_sync(dsi->dev); + else + pm_runtime_put(dsi->dev); + + return 0; +} + static struct drm_connector_helper_funcs dw_mipi_dsi_connector_helper_funcs = { + .loader_protect = dw_mipi_loader_protect, .get_modes = dw_mipi_dsi_connector_get_modes, .mode_valid = dw_mipi_dsi_mode_valid, .best_encoder = dw_mipi_dsi_connector_best_encoder, -- 2.34.1