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| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2015-12-08 19:59:38 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2016-01-12 15:59:58 +0200 |
| commit | ccb1a8319015d31a51e8206b66ab3aaea07417ba (patch) | |
| tree | ef6b0bf0e2ebefd5319cf0937a61686f43c075a8 /drivers/gpu/drm/i915/intel_ddi.c | |
| parent | 10e7bec38bbda47653b46d4e1257876124824a9b (diff) | |
| download | op-kernel-dev-ccb1a8319015d31a51e8206b66ab3aaea07417ba.zip op-kernel-dev-ccb1a8319015d31a51e8206b66ab3aaea07417ba.tar.gz | |
drm/i915: Store max lane count in intel_digital_port
Rather than having open coded checks for the DDI A/E configuration,
just store the max supported lane count in intel_digital_port.
We had an open coded check for DDI A, but not for DDI E. So we may
have been vilating the DDI E max lane count.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ddi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ddi.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index a69db46..1e9d292 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -3319,15 +3319,6 @@ void intel_ddi_init(struct drm_device *dev, enum port port) return; } - if (WARN(max_lanes == 0, - "No lanes for port %c\n", port_name(port))) - return; - - if (WARN(init_hdmi && max_lanes < 4, - "Not enough lanes (%d) for HDMI on port %c\n", - max_lanes, port_name(port))) - init_hdmi = false; - intel_dig_port = kzalloc(sizeof(*intel_dig_port), GFP_KERNEL); if (!intel_dig_port) return; @@ -3351,6 +3342,7 @@ void intel_ddi_init(struct drm_device *dev, enum port port) intel_dig_port->saved_port_bits = I915_READ(DDI_BUF_CTL(port)) & (DDI_BUF_PORT_REVERSAL | DDI_A_4_LANES); + intel_dig_port->max_lanes = max_lanes; /* * Bspec says that DDI_A_4_LANES is the only supported configuration |
