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drm: always determine branch device with drm_dp_is_branch()
The helper should always be used. Reviewed-by: Emil Velikov <emil.velikov@collabora.com> Signed-off-by: Oleg Vasilev <oleg.vasilev@intel.com> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: intel-gfx@lists.freedesktop.org Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190829114854.1539-2-oleg.vasilev@intel.com
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e512475189
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2 changed files with 2 additions and 3 deletions
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@ -460,8 +460,7 @@ void drm_dp_downstream_debug(struct seq_file *m,
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int len;
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uint8_t rev[2];
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int type = port_cap[0] & DP_DS_PORT_TYPE_MASK;
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bool branch_device = dpcd[DP_DOWNSTREAMPORT_PRESENT] &
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DP_DWN_STRM_PORT_PRESENT;
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bool branch_device = drm_dp_is_branch(dpcd);
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seq_printf(m, "\tDP branch device present: %s\n",
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branch_device ? "yes" : "no");
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@ -3149,7 +3149,7 @@ static bool downstream_hpd_needs_d0(struct intel_dp *intel_dp)
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* FIXME should really check all downstream ports...
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*/
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return intel_dp->dpcd[DP_DPCD_REV] == 0x11 &&
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intel_dp->dpcd[DP_DOWNSTREAMPORT_PRESENT] & DP_DWN_STRM_PORT_PRESENT &&
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drm_dp_is_branch(intel_dp->dpcd) &&
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intel_dp->downstream_ports[0] & DP_DS_PORT_HPD;
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}
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