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Groups > linux.kernel > #1243867

[PATCH 03/10] drm/dsi: Add a helper to get bits per pixel of MIPI DSI pixel format

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From: Liu Ying <Ying.liu@freescale.com>

Signed-off-by: Liu Ying <Ying.Liu@freescale.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Chris Zhong <zyw@rock-chips.com>
---

 include/drm/drm_mipi_dsi.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h
index f1d8d0d..3662021 100644
--- a/include/drm/drm_mipi_dsi.h
+++ b/include/drm/drm_mipi_dsi.h
@@ -163,6 +163,20 @@ static inline struct mipi_dsi_device *to_mipi_dsi_device(struct device *dev)
 	return container_of(dev, struct mipi_dsi_device, dev);
 }
 
+static inline int mipi_dsi_pixel_format_to_bpp(enum mipi_dsi_pixel_format fmt)
+{
+	switch (fmt) {
+	case MIPI_DSI_FMT_RGB888:
+	case MIPI_DSI_FMT_RGB666:
+		return 24;
+	case MIPI_DSI_FMT_RGB666_PACKED:
+		return 18;
+	case MIPI_DSI_FMT_RGB565:
+		return 16;
+	}
+	return -EINVAL;
+}
+
 struct mipi_dsi_device *of_find_mipi_dsi_device_by_node(struct device_node *np);
 int mipi_dsi_attach(struct mipi_dsi_device *dsi);
 int mipi_dsi_detach(struct mipi_dsi_device *dsi);
-- 
2.6.1

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Thread

[PATCH 00/10] Add mipi dsi support for rk3288 Chris Zhong <zyw@rock-chips.com> - 2015-10-10 12:00 +0200
  [PATCH 03/10] drm/dsi: Add a helper to get bits per pixel of MIPI DSI pixel format Chris Zhong <zyw@rock-chips.com> - 2015-10-10 12:00 +0200
  [PATCH 01/10] clk: rockchip: Add sclk_mipidsi_24m for mipi dsi Chris Zhong <zyw@rock-chips.com> - 2015-10-10 12:00 +0200
    Re: [PATCH 01/10] clk: rockchip: Add sclk_mipidsi_24m for mipi dsi Stephen Boyd <sboyd@codeaurora.org> - 2015-10-16 23:40 +0200
      Re: [PATCH 01/10] clk: rockchip: Add sclk_mipidsi_24m for mipi dsi Chris Zhong <zyw@rock-chips.com> - 2015-10-17 03:00 +0200
  [PATCH 06/10] drm: rockchip: Support Synopsys DesignWare MIPI DSI host controller Chris Zhong <zyw@rock-chips.com> - 2015-10-10 12:00 +0200
  [PATCH 07/10] Documentation: dt-bindings: Add bindings for rk3288 DW MIPI DSI driver Chris Zhong <zyw@rock-chips.com> - 2015-10-10 12:00 +0200
  [PATCH 10/10] ARM: dts: rockchip: add support mipi panel tv080wum-nl0 for rk3288-evb Chris Zhong <zyw@rock-chips.com> - 2015-10-10 12:00 +0200
  [PATCH 04/10] Documentation: dt-bindings: Add bindings for Synopsys DW MIPI DSI DRM bridge driver Chris Zhong <zyw@rock-chips.com> - 2015-10-10 12:00 +0200
  [PATCH 05/10] drm/bridge: Add Synopsys DesignWare MIPI DSI host controller driver Chris Zhong <zyw@rock-chips.com> - 2015-10-10 12:00 +0200
    Re: [PATCH 05/10] drm/bridge: Add Synopsys DesignWare MIPI DSI host  controller driver kbuild test robot <lkp@intel.com> - 2015-10-11 09:30 +0200

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