From d8f7f8831bce9ef6a1f562037e137f57b5951501 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Mon, 24 Jan 2022 21:31:36 +0200 Subject: [PATCH] drm/i915: Introduce ilk_pch_pre_enable() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Complete the ilk pch modeset abstraction by adding ilk_pch_pre_enable(). I did the disable vs. post_disable split already for the disable sequence, but the enable sequence was still left with the naked ilk_fdi_pll_enable() call for some reason. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20220124193136.2397-2-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_display.c | 5 +---- drivers/gpu/drm/i915/display/intel_pch_display.c | 14 ++++++++++++++ drivers/gpu/drm/i915/display/intel_pch_display.h | 2 ++ 3 files changed, 17 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 8537d23..f3f8704 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1858,10 +1858,7 @@ static void ilk_crtc_enable(struct intel_atomic_state *state, intel_encoders_pre_enable(state, crtc); if (new_crtc_state->has_pch_encoder) { - /* Note: FDI PLL enabling _must_ be done before we enable the - * cpu pipes, hence this is separate from all the other fdi/pch - * enabling. */ - ilk_fdi_pll_enable(new_crtc_state); + ilk_pch_pre_enable(state, crtc); } else { assert_fdi_tx_disabled(dev_priv, pipe); assert_fdi_rx_disabled(dev_priv, pipe); diff --git a/drivers/gpu/drm/i915/display/intel_pch_display.c b/drivers/gpu/drm/i915/display/intel_pch_display.c index a55c4bf..0c528c6 100644 --- a/drivers/gpu/drm/i915/display/intel_pch_display.c +++ b/drivers/gpu/drm/i915/display/intel_pch_display.c @@ -211,6 +211,20 @@ static void ilk_disable_pch_transcoder(struct intel_crtc *crtc) } } +void ilk_pch_pre_enable(struct intel_atomic_state *state, + struct intel_crtc *crtc) +{ + const struct intel_crtc_state *crtc_state = + intel_atomic_get_new_crtc_state(state, crtc); + + /* + * Note: FDI PLL enabling _must_ be done before we enable the + * cpu pipes, hence this is separate from all the other fdi/pch + * enabling. + */ + ilk_fdi_pll_enable(crtc_state); +} + /* * Enable PCH resources required for PCH ports: * - PCH PLLs diff --git a/drivers/gpu/drm/i915/display/intel_pch_display.h b/drivers/gpu/drm/i915/display/intel_pch_display.h index 2c387fe..f915fa4 100644 --- a/drivers/gpu/drm/i915/display/intel_pch_display.h +++ b/drivers/gpu/drm/i915/display/intel_pch_display.h @@ -10,6 +10,8 @@ struct intel_atomic_state; struct intel_crtc; struct intel_crtc_state; +void ilk_pch_pre_enable(struct intel_atomic_state *state, + struct intel_crtc *crtc); void ilk_pch_enable(struct intel_atomic_state *state, struct intel_crtc *crtc); void ilk_pch_disable(struct intel_atomic_state *state, -- 2.7.4