On Fri, Oct 04, 2013 at 03:32:10AM -0700, Todd Previte wrote:
> This initial patch adds support for automated testing of the source device
> to the i915 driver. Most of this patch is infrastructure for the tests;
> follow up patches will add support for the individual tests with updates
> to ACK the tests that are supported (or NAK if the test
> fails/is unsupported).
>
> Signed-off-by: Todd Previte <tprevite@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/intel_dp.c | 108 +++++++++++++++++++++++++++++++++++++++-
> include/drm/drm_dp_helper.h | 3 +-
> 2 files changed, 108 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
> index 9770160..a042d59 100644
> --- a/drivers/gpu/drm/i915/intel_dp.c
> +++ b/drivers/gpu/drm/i915/intel_dp.c
> @@ -64,6 +64,26 @@ static const struct dp_link_dpll vlv_dpll[] = {
> { .p1 = 2, .p2 = 2, .n = 1, .m1 = 2, .m2 = 27 } }
> };
>
> +/******************************************************************************
> +******** Displayport automated testing ********
> +******************************************************************************/
> +/* Automated testing function - link training */
> +static bool
> +intel_dp_autotest_link_training(struct intel_dp *intel_dp);
The function comment does little more than spell out the function name.
What I would prefer to see is a theory-of-operation in the block
comment. And all these forward declarations can disappear with clear
ordering in the source code.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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