diff options
author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2020-10-29 00:33:09 +0300 |
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committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2020-10-30 15:47:46 +0300 |
commit | 570fe6ef6a2882f63319513baac05eeba93bb0dc (patch) | |
tree | 1e72f797971f82fbce6ac758130902bc1afeca22 /drivers/gpu | |
parent | df034b973da068664f8f94aa01b11e59a9608d65 (diff) | |
download | linux-570fe6ef6a2882f63319513baac05eeba93bb0dc.tar.xz |
drm/i915: Pimp AUX CH names
Let's make the AUX CH names match the spec (AUX A-F for pre-tgl,
AUX A-C or AUX USBC1-6 for tgl+). And while at it let's include
the full encoder name in the AUX CH name as well (as opposed to
just using port_name() which wouldn't give us the right thing on
tgl+).
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20201028213323.5423-6-ville.syrjala@linux.intel.com
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index b4f824383fe0..cf09aca7607b 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1859,6 +1859,7 @@ intel_dp_aux_init(struct intel_dp *intel_dp) struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); struct intel_encoder *encoder = &dig_port->base; + enum aux_ch aux_ch = dig_port->aux_ch; if (INTEL_GEN(dev_priv) >= 12) { intel_dp->aux_ch_ctl_reg = tgl_aux_ctl_reg; @@ -1891,9 +1892,15 @@ intel_dp_aux_init(struct intel_dp *intel_dp) drm_dp_aux_init(&intel_dp->aux); /* Failure to allocate our preferred name is not critical */ - intel_dp->aux.name = kasprintf(GFP_KERNEL, "AUX %c/port %c", - aux_ch_name(dig_port->aux_ch), - port_name(encoder->port)); + if (INTEL_GEN(dev_priv) >= 12 && aux_ch >= AUX_CH_USBC1) + intel_dp->aux.name = kasprintf(GFP_KERNEL, "AUX USBC%c/%s", + aux_ch - AUX_CH_USBC1 + '1', + encoder->base.name); + else + intel_dp->aux.name = kasprintf(GFP_KERNEL, "AUX %c/%s", + aux_ch_name(aux_ch), + encoder->base.name); + intel_dp->aux.transfer = intel_dp_aux_transfer; } |