drm/i915: Add hw.pipe_mode to allow bigjoiner pipe/transcoder split
With bigjoiner, there will be 2 pipes driving 2 halves of 1 transcoder, because of this, we need a pipe_mode for various calculations, including for example watermarks, plane clipping, etc. v10: * remove redundant pipe_mode assignment (Ville) v9: * pipe_mode in state dump nd state check (Ville) v8: * Add pipe_mode in readout in verify_crtc_state (Ville) v7: * Remove redundant comment (Ville) * Just keep mode instead of pipe_mode (Ville) v6: * renaming in separate function, only pipe_mode here (Ville) * Add description (Maarten) v5: * Rebase (Manasi) v4: * Manual rebase (Manasi) v3: * Change state to crtc_state, fix rebase err (Manasi) v2: * Manual Rebase (Manasi) Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: Manasi Navare <manasi.d.navare@intel.com> Reviewed-by: Animesh Manna <animesh.manna@intel.com> [vsyrjala: * Fix state checker * Fix state dump * Use pipe_mode for linetime watermarks * Make sure pipe_mode normal timings are correct since the silly ddb code uses them * Drop the redundant pipe_mode copies from intel_modeset_pipe_config() and intel_crtc_copy_uapi_to_hw_state() * Use drm_mode_copy() all over] Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20201112191718.16683-7-ville.syrjala@linux.intel.com
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