drm/i915/hdcp: Pass drm_dp_aux to read_bcaps function

Pass drm_dp_aux to intel_dp_hdcp_read_bcaps function
so as to aid in reading the bcaps for the remote monitor
later on.

Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>
Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240223081453.1576918-6-suraj.kandpal@intel.com

diff --git a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c
index 6767b53..5394391 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_dp_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_hdcp.c
@@ -125,13 +125,13 @@ static int intel_dp_hdcp_read_bstatus(struct intel_digital_port *dig_port,
 }
 
 static
-int intel_dp_hdcp_read_bcaps(struct intel_digital_port *dig_port,
+int intel_dp_hdcp_read_bcaps(struct drm_dp_aux *aux,
+                            struct drm_i915_private *i915,
                             u8 *bcaps)
 {
-       struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
        ssize_t ret;
 
-       ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_BCAPS,
+       ret = drm_dp_dpcd_read(aux, DP_AUX_HDCP_BCAPS,
                               bcaps, 1);
        if (ret != 1) {
                drm_dbg_kms(&i915->drm,
@@ -146,10 +146,11 @@ static
 int intel_dp_hdcp_repeater_present(struct intel_digital_port *dig_port,
                                   bool *repeater_present)
 {
+       struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
        ssize_t ret;
        u8 bcaps;
 
-       ret = intel_dp_hdcp_read_bcaps(dig_port, &bcaps);
+       ret = intel_dp_hdcp_read_bcaps(&dig_port->dp.aux, i915,  &bcaps);
        if (ret)
                return ret;
 
@@ -271,10 +272,11 @@ static
 int intel_dp_hdcp_capable(struct intel_digital_port *dig_port,
                          bool *hdcp_capable)
 {
+       struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
        ssize_t ret;
        u8 bcaps;
 
-       ret = intel_dp_hdcp_read_bcaps(dig_port, &bcaps);
+       ret = intel_dp_hdcp_read_bcaps(&dig_port->dp.aux, i915, &bcaps);
        if (ret)
                return ret;