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drm/i915/icl+: Sanitize port to PLL mapping

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BIOS can leave the PLL to port mapping enabled, even if the
corresponding encoder is disabled. Disable the port mapping in this
case.

Cc: Paulo Zanoni <paulo.r.zanoni@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: José Roberto de Souza <jose.souza@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181101140427.31026-9-imre.deak@intel.com
This commit is contained in:
Imre Deak
2018-11-01 16:04:27 +02:00
parent c7375d9542
commit 70332ac539
3 changed files with 28 additions and 0 deletions
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1
drivers/gpu/drm/i915/intel_drv.h
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@@ -1521,6 +1521,7 @@ void icl_map_plls_to_ports(struct drm_crtc *crtc,
void icl_unmap_plls_to_ports(struct drm_crtc *crtc,
struct intel_crtc_state *crtc_state,
struct drm_atomic_state *old_state);
void icl_sanitize_encoder_pll_mapping(struct intel_encoder *encoder);
unsigned int intel_fb_align_height(const struct drm_framebuffer *fb,
int color_plane, unsigned int height);