The same pll manager functions can be used to enable
dpll for mipi. Hence enabling the IO power and
esc clock as part of pre pll enable call.
Signed-off-by: Vandita Kulkarni <vandita.kulkarni@xxxxxxxxx>
---
drivers/gpu/drm/i915/icl_dsi.c | 17 +++++++++++++----
1 file changed, 13 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/icl_dsi.c b/drivers/gpu/drm/i915/icl_dsi.c
index 216a175..d2bb369 100644
--- a/drivers/gpu/drm/i915/icl_dsi.c
+++ b/drivers/gpu/drm/i915/icl_dsi.c
@@ -637,16 +637,25 @@ static void gen11_dsi_enable_transcoder(struct intel_encoder *encoder)
}
static void __attribute__((unused))
-gen11_dsi_pre_enable(struct intel_encoder *encoder,
- const struct intel_crtc_state *pipe_config,
- const struct drm_connector_state *conn_state)
+gen11_dsi_pre_pll_enable(struct intel_encoder *encoder,
+ const struct intel_crtc_state *pipe_config,
+ const struct drm_connector_state *conn_state)
{
/* step2: enable IO power */
gen11_dsi_enable_io_power(encoder);
- /* step3: enable DSI PLL */
+ /*
+ * step3: DSI uses DPLL, can use the respective pll
+ * manager enable func, just program esc clock here.
+ */
gen11_dsi_program_esc_clk_div(encoder);
+}
+static void __attribute__((unused))
+gen11_dsi_pre_enable(struct intel_encoder *encoder,
+ const struct intel_crtc_state *pipe_config,
+ const struct drm_connector_state *conn_state)
+{
/* step4: enable DSI port and DPHY */
gen11_dsi_enable_port_and_phy(encoder, pipe_config);
--
1.9.1
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