Shared the function pixel_format_from_vbt for whole display module. Function declaration is added to intel_dsi.h. V2: Moved the function to intel_dsi.c and renamed as per the purpose of the function. Suggested by Jani. Signed-off-by: Ramalingam C <ramalingam.c@xxxxxxxxx> Previously reviewed at https://lists.freedesktop.org/archives/intel-gfx/2016-April/091736.html --- drivers/gpu/drm/i915/intel_dsi.c | 18 ++++++++++++++++++ drivers/gpu/drm/i915/intel_dsi.h | 1 + drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 23 +++-------------------- 3 files changed, 22 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index 0de74e1..a0f374f 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -46,6 +46,24 @@ static const struct { }, }; +enum mipi_dsi_pixel_format pixel_format_from_register_bits(u32 fmt) +{ + /* It just so happens the VBT matches register contents. */ + switch (fmt) { + case VID_MODE_FORMAT_RGB888: + return MIPI_DSI_FMT_RGB888; + case VID_MODE_FORMAT_RGB666: + return MIPI_DSI_FMT_RGB666; + case VID_MODE_FORMAT_RGB666_PACKED: + return MIPI_DSI_FMT_RGB666_PACKED; + case VID_MODE_FORMAT_RGB565: + return MIPI_DSI_FMT_RGB565; + default: + MISSING_CASE(fmt); + return MIPI_DSI_FMT_RGB666; + } +} + static void wait_for_dsi_fifo_empty(struct intel_dsi *intel_dsi, enum port port) { struct drm_encoder *encoder = &intel_dsi->base.base; diff --git a/drivers/gpu/drm/i915/intel_dsi.h b/drivers/gpu/drm/i915/intel_dsi.h index ec58ead..dabde19 100644 --- a/drivers/gpu/drm/i915/intel_dsi.h +++ b/drivers/gpu/drm/i915/intel_dsi.h @@ -134,5 +134,6 @@ extern void intel_dsi_reset_clocks(struct intel_encoder *encoder, enum port port); struct drm_panel *vbt_panel_init(struct intel_dsi *intel_dsi, u16 panel_id); +enum mipi_dsi_pixel_format pixel_format_from_register_bits(u32 fmt); #endif /* _INTEL_DSI_H */ diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c index 8302a97..ca1b016 100644 --- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c +++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c @@ -412,25 +412,6 @@ static const struct drm_panel_funcs vbt_panel_funcs = { .get_modes = vbt_panel_get_modes, }; -/* XXX: This should be done when parsing the VBT in intel_bios.c */ -static enum mipi_dsi_pixel_format pixel_format_from_vbt(u32 fmt) -{ - /* It just so happens the VBT matches register contents. */ - switch (fmt) { - case VID_MODE_FORMAT_RGB888: - return MIPI_DSI_FMT_RGB888; - case VID_MODE_FORMAT_RGB666: - return MIPI_DSI_FMT_RGB666; - case VID_MODE_FORMAT_RGB666_PACKED: - return MIPI_DSI_FMT_RGB666_PACKED; - case VID_MODE_FORMAT_RGB565: - return MIPI_DSI_FMT_RGB565; - default: - MISSING_CASE(fmt); - return MIPI_DSI_FMT_RGB666; - } -} - struct drm_panel *vbt_panel_init(struct intel_dsi *intel_dsi, u16 panel_id) { struct drm_device *dev = intel_dsi->base.base.dev; @@ -455,7 +436,9 @@ struct drm_panel *vbt_panel_init(struct intel_dsi *intel_dsi, u16 panel_id) intel_dsi->eotp_pkt = mipi_config->eot_pkt_disabled ? 0 : 1; intel_dsi->clock_stop = mipi_config->enable_clk_stop ? 1 : 0; intel_dsi->lane_count = mipi_config->lane_cnt + 1; - intel_dsi->pixel_format = pixel_format_from_vbt(mipi_config->videomode_color_format << 7); + intel_dsi->pixel_format = + pixel_format_from_register_bits( + mipi_config->videomode_color_format << 7); bpp = mipi_dsi_pixel_format_to_bpp(intel_dsi->pixel_format); intel_dsi->dual_link = mipi_config->dual_link; -- 1.7.9.5 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
