Hi Jani,
This is another simple patch that only changed EDID test to
PREFERRED vs STANDARD as per the CTS spec. Is there anything else
that is blocking this patch getting merged?
Regards
Manasi
On Tue, Jan 17, 2017 at 02:57:13PM -0800, Manasi Navare wrote:
> This patch addresses a few issues from the original patch for
> DP Compliance EDID test support submitted by
> Todd Previte<todd.previte@xxxxxxxxx>
>
> Video Mode requested in the EDID test handler for the EDID Read
> test (CTS 4.2.2.3) should be set to PREFERRED as per the CTS spec.
>
> v2:
> * Added read debugfs data from test_data.edid if its EDID test (Jani NIkula)
> Signed-off-by: Manasi Navare <manasi.d.navare@xxxxxxxxx>
> Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
> Cc: Daniel Vetter <daniel.vetter@xxxxxxxxx>
> Cc: Ville Syrjala <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_debugfs.c | 5 ++++-
> drivers/gpu/drm/i915/intel_dp.c | 4 ++--
> 2 files changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index 01fdbbf..d493978 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -3737,7 +3737,10 @@ static int i915_displayport_test_data_show(struct seq_file *m, void *data)
> if (connector->status == connector_status_connected &&
> connector->encoder != NULL) {
> intel_dp = enc_to_intel_dp(connector->encoder);
> - seq_printf(m, "%lx", intel_dp->compliance.test_data.edid);
> + if (intel_dp->compliance.test_type ==
> + DP_TEST_LINK_EDID_READ)
> + seq_printf(m, "%lx",
> + intel_dp->compliance.test_data.edid);
> } else
> seq_puts(m, "0");
> }
> diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
> index 7a1d3c4..11c902e 100644
> --- a/drivers/gpu/drm/i915/intel_dp.c
> +++ b/drivers/gpu/drm/i915/intel_dp.c
> @@ -3965,7 +3965,7 @@ static uint8_t intel_dp_autotest_video_pattern(struct intel_dp *intel_dp)
>
> static uint8_t intel_dp_autotest_edid(struct intel_dp *intel_dp)
> {
> - uint8_t test_result = DP_TEST_NAK;
> + uint8_t test_result = DP_TEST_ACK;
> struct intel_connector *intel_connector = intel_dp->attached_connector;
> struct drm_connector *connector = &intel_connector->base;
>
> @@ -4000,7 +4000,7 @@ static uint8_t intel_dp_autotest_edid(struct intel_dp *intel_dp)
> DRM_DEBUG_KMS("Failed to write EDID checksum\n");
>
> test_result = DP_TEST_ACK | DP_TEST_EDID_CHECKSUM_WRITE;
> - intel_dp->compliance.test_data.edid = INTEL_DP_RESOLUTION_STANDARD;
> + intel_dp->compliance.test_data.edid = INTEL_DP_RESOLUTION_PREFERRED;
> }
>
> /* Set test active flag here so userspace doesn't interrupt things */
> --
> 1.9.1
>
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