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drm/i915/hdcp: Fix WARN_ON(data->k > INTEL_NUM_PIPES)

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Initialize no. of streams transmitted on a port to zero
such that intel_hdcp_required_content_stream() can
prepared the content stream after subsequemt attmept to
enable hdcp after a HDCP failure.

v2:
- Initialize k at top level instead of else branch. [Jani]

Cc: Ramalingam C <ramalingam.c@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210119064655.1605-2-anshuman.gupta@intel.com
This commit is contained in:
Anshuman Gupta 2021-01-19 12:16:54 +05:30
parent fe7d52bcca
commit 7fde594fd8
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/i915/display/intel_hdcp.c
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@ -53,6 +53,8 @@ intel_hdcp_required_content_stream(struct intel_digital_port *dig_port)
bool enforce_type0 = false;
int k;
data->k = 0;
if (dig_port->hdcp_auth_status)
return 0;