From: Madhav Chauhan <madhav.chauhan@xxxxxxxxx>
This patch implements the functionality for getting PIPE
configuration to which DSI encoder is connected. Used during
the atomic modeset.
v2: use intel_dsi_bitrate instead of intel_dsi->pclk
Signed-off-by: Madhav Chauhan <madhav.chauhan@xxxxxxxxx>
Signed-off-by: Vandita Kulkarni <vandita.kulkarni@xxxxxxxxx>
---
drivers/gpu/drm/i915/icl_dsi.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/gpu/drm/i915/icl_dsi.c b/drivers/gpu/drm/i915/icl_dsi.c
index d2bb369..6cb3bf8 100644
--- a/drivers/gpu/drm/i915/icl_dsi.c
+++ b/drivers/gpu/drm/i915/icl_dsi.c
@@ -665,3 +665,16 @@ static void __attribute__((unused))
/* step6d: enable dsi transcoder */
gen11_dsi_enable_transcoder(encoder);
}
+
+static void __attribute__((unused))
+gen11_dsi_get_config(struct intel_encoder *encoder,
+ struct intel_crtc_state *pipe_config)
+{
+ struct intel_dsi *intel_dsi = container_of(encoder, struct intel_dsi,
+ base);
+ u32 pixel_clk;
+
+ pixel_clk = intel_dsi_bitrate(intel_dsi);
+ pipe_config->base.adjusted_mode.crtc_clock = pixel_clk;
+ pipe_config->port_clock = pixel_clk;
+}
--
1.9.1
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