diff options
Diffstat (limited to 'src/soc/rockchip')
| -rw-r--r-- | src/soc/rockchip/rk3399/mipi.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/soc/rockchip/rk3399/mipi.c b/src/soc/rockchip/rk3399/mipi.c index 5c8f4c2e33..9491b91d7f 100644 --- a/src/soc/rockchip/rk3399/mipi.c +++ b/src/soc/rockchip/rk3399/mipi.c @@ -95,7 +95,7 @@ static void rk_mipi_dsi_phy_write(struct rk_mipi_dsi *dsi, static int rk_mipi_dsi_phy_init(struct rk_mipi_dsi *dsi) { - int ret, testdin, vco; + int testdin, vco; int lane_mbps = div_round_up(dsi->lane_bps, USECS_PER_SEC); vco = (lane_mbps < 200) ? 0 : (lane_mbps + 100) / 200; @@ -156,7 +156,7 @@ static int rk_mipi_dsi_phy_init(struct rk_mipi_dsi *dsi) write32(&mipi_regs->dsi_phy_rstz, PHY_ENFORCEPLL | PHY_ENABLECLK | PHY_UNRSTZ | PHY_UNSHUTDOWNZ); - return ret; + return 0; } static inline int mipi_dsi_pixel_format_to_bpp(enum mipi_dsi_pixel_format fmt) @@ -421,7 +421,8 @@ void rk_mipi_prepare(const struct edid *edid, u32 display_on_mdelay, u32 video_m rk_mipi_dsi_dphy_timing_config(&rk_mipi); rk_mipi_dsi_dphy_interface_config(&rk_mipi); rk_mipi_dsi_clear_err(&rk_mipi); - rk_mipi_dsi_phy_init(&rk_mipi); + if (rk_mipi_dsi_phy_init(&rk_mipi) < 0) + return; rk_mipi_dsi_wait_for_two_frames(&rk_mipi, edid); rk_mipi_dsi_set_mode(&rk_mipi, MIPI_DSI_CMD_MODE); |