From 38b898810ae92b2e78b47f513fe66bdd5687ed54 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 10 Dec 2019 12:50:57 +0200 Subject: [PATCH] drm/i915/dsi: use compressed pixel format with DSC MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit When compression is enabled, configure the DSI transcoder to use compressed format. Suggested-by: Vandita Kulkarni Cc: Vandita Kulkarni Cc: Ville Syrjälä Reviewed-by: Vandita Kulkarni Signed-off-by: Jani Nikula Link: https://patchwork.freedesktop.org/patch/msgid/0e58022ce5425560b3b31062c41de385a736c8b1.1575974743.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/display/icl_dsi.c | 36 ++++++++++++++------------ 1 file changed, 20 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c index 5149a28a874b..460759913708 100644 --- a/drivers/gpu/drm/i915/display/icl_dsi.c +++ b/drivers/gpu/drm/i915/display/icl_dsi.c @@ -682,22 +682,26 @@ gen11_dsi_configure_transcoder(struct intel_encoder *encoder, /* select pixel format */ tmp &= ~PIX_FMT_MASK; - switch (intel_dsi->pixel_format) { - default: - MISSING_CASE(intel_dsi->pixel_format); - /* fallthrough */ - case MIPI_DSI_FMT_RGB565: - tmp |= PIX_FMT_RGB565; - break; - case MIPI_DSI_FMT_RGB666_PACKED: - tmp |= PIX_FMT_RGB666_PACKED; - break; - case MIPI_DSI_FMT_RGB666: - tmp |= PIX_FMT_RGB666_LOOSE; - break; - case MIPI_DSI_FMT_RGB888: - tmp |= PIX_FMT_RGB888; - break; + if (pipe_config->dsc.compression_enable) { + tmp |= PIX_FMT_COMPRESSED; + } else { + switch (intel_dsi->pixel_format) { + default: + MISSING_CASE(intel_dsi->pixel_format); + /* fallthrough */ + case MIPI_DSI_FMT_RGB565: + tmp |= PIX_FMT_RGB565; + break; + case MIPI_DSI_FMT_RGB666_PACKED: + tmp |= PIX_FMT_RGB666_PACKED; + break; + case MIPI_DSI_FMT_RGB666: + tmp |= PIX_FMT_RGB666_LOOSE; + break; + case MIPI_DSI_FMT_RGB888: + tmp |= PIX_FMT_RGB888; + break; + } } if (INTEL_GEN(dev_priv) >= 12) { -- 2.30.2