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drm/i915: Polish possible_clones setup 

Replace the hand rolled stuff with drm_encoder_mask() when populating
possible_clones, and rename the function to
intel_encoder_possible_clones() to make it clear what it's used for.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191002162505.30716-1-ville.syrjala@linux.intel.com
Reviewed-by: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
This commit is contained in:
Ville Syrjälä 2019-10-02 19:25:00 +03:00
parent 30a027dccc
commit c08f995a28
1 changed files with 5 additions and 8 deletions
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13
drivers/gpu/drm/i915/display/intel_display.c
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@ -15261,21 +15261,18 @@ int intel_get_pipe_from_crtc_id_ioctl(struct drm_device *dev, void *data,
return 0;
}
static int intel_encoder_clones(struct intel_encoder *encoder)
static u32 intel_encoder_possible_clones(struct intel_encoder *encoder)
{
struct drm_device *dev = encoder->base.dev;
struct intel_encoder *source_encoder;
int index_mask = 0;
int entry = 0;
u32 possible_clones = 0;
for_each_intel_encoder(dev, source_encoder) {
if (encoders_cloneable(encoder, source_encoder))
index_mask |= (1 << entry);
entry++;
possible_clones |= drm_encoder_mask(&source_encoder->base);
}
return index_mask;
return possible_clones;
}
static u32 intel_encoder_possible_crtcs(struct intel_encoder *encoder)
@ -15595,7 +15592,7 @@ static void intel_setup_outputs(struct drm_i915_private *dev_priv)
encoder->base.possible_crtcs =
intel_encoder_possible_crtcs(encoder);
encoder->base.possible_clones =
intel_encoder_clones(encoder);
intel_encoder_possible_clones(encoder);
}
intel_init_pch_refclk(dev_priv);