diff options
-rw-r--r-- | drivers/gpu/drm/bridge/tc358768.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/drm/bridge/tc358768.c b/drivers/gpu/drm/bridge/tc358768.c index 8820a7d6131a..429bd49c53c4 100644 --- a/drivers/gpu/drm/bridge/tc358768.c +++ b/drivers/gpu/drm/bridge/tc358768.c @@ -147,6 +147,7 @@ struct tc358768_priv { u32 pd_lines; /* number of Parallel Port Input Data Lines */ u32 dsi_lanes; /* number of DSI Lanes */ + u32 dsi_bpp; /* number of Bits Per Pixel over DSI */ /* Parameters for PLL programming */ u32 fbd; /* PLL feedback divider */ @@ -285,12 +286,12 @@ static void tc358768_hw_disable(struct tc358768_priv *priv) static u32 tc358768_pll_to_pclk(struct tc358768_priv *priv, u32 pll_clk) { - return (u32)div_u64((u64)pll_clk * priv->dsi_lanes, priv->pd_lines); + return (u32)div_u64((u64)pll_clk * priv->dsi_lanes, priv->dsi_bpp); } static u32 tc358768_pclk_to_pll(struct tc358768_priv *priv, u32 pclk) { - return (u32)div_u64((u64)pclk * priv->pd_lines, priv->dsi_lanes); + return (u32)div_u64((u64)pclk * priv->dsi_bpp, priv->dsi_lanes); } static int tc358768_calc_pll(struct tc358768_priv *priv, @@ -427,6 +428,7 @@ static int tc358768_dsi_host_attach(struct mipi_dsi_host *host, priv->output.panel = panel; priv->dsi_lanes = dev->lanes; + priv->dsi_bpp = mipi_dsi_pixel_format_to_bpp(dev->format); /* get input ep (port0/endpoint0) */ ret = -EINVAL; @@ -438,7 +440,7 @@ static int tc358768_dsi_host_attach(struct mipi_dsi_host *host, } if (ret) - priv->pd_lines = mipi_dsi_pixel_format_to_bpp(dev->format); + priv->pd_lines = priv->dsi_bpp; drm_bridge_add(&priv->bridge); |