Now that DP port CRCs are stable, we can use it for generic CRC tests.
Yay, the auto CRC source should now work everywhere!
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
---
drivers/gpu/drm/i915/i915_debugfs.c | 19 +++++++++++++++++--
1 file changed, 17 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 5942362..7325de9 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -1990,6 +1990,7 @@ static int i9xx_pipe_crc_auto_source(struct drm_device *dev, enum pipe pipe,
{
struct intel_encoder *encoder;
struct intel_crtc *crtc;
+ struct intel_digital_port *dig_port;
int ret = 0;
*source = INTEL_PIPE_CRC_SOURCE_PIPE;
@@ -2011,8 +2012,22 @@ static int i9xx_pipe_crc_auto_source(struct drm_device *dev, enum pipe pipe,
break;
case INTEL_OUTPUT_DISPLAYPORT:
case INTEL_OUTPUT_EDP:
- /* We can't get stable CRCs for DP ports somehow. */
- ret = -ENODEV;
+ dig_port = enc_to_dig_port(&encoder->base);
+ switch (dig_port->port) {
+ case PORT_B:
+ *source = INTEL_PIPE_CRC_SOURCE_DP_B;
+ break;
+ case PORT_C:
+ *source = INTEL_PIPE_CRC_SOURCE_DP_C;
+ break;
+ case PORT_D:
+ *source = INTEL_PIPE_CRC_SOURCE_DP_D;
+ break;
+ default:
+ WARN(1, "nonexisting DP port %c\n",
+ port_name(dig_port->port));
+ break;
+ }
break;
}
}
--
1.8.4.rc3
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