[Intel-gfx] [PATCH v5 2/2] drm/i915/dp: Refactor mav_vswing_tries variable
Ville Syrjälä
ville.syrjala at linux.intel.com
Fri Jul 20 10:19:02 UTC 2018
On Thu, Jul 19, 2018 at 02:48:07PM -0700, Nathan Ciobanu wrote:
> Changes the type and renames the max_vswing_tries variable
> which was declared as an integer but used as a boolean
> making it easy to be confused with a counter.
>
> Changes in v2:
> - updated the title and commit message
> - left the loop exit point in place
>
> Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan at intel.com>
> Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
> Cc: Marc Herbert <marc.herbert at intel.com>
> Signed-off-by: Nathan Ciobanu <nathan.d.ciobanu at linux.intel.com>
> ---
> drivers/gpu/drm/i915/intel_dp_link_training.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_dp_link_training.c b/drivers/gpu/drm/i915/intel_dp_link_training.c
> index 7903de7a54c9..ec5f2bb55c9a 100644
> --- a/drivers/gpu/drm/i915/intel_dp_link_training.c
> +++ b/drivers/gpu/drm/i915/intel_dp_link_training.c
> @@ -129,7 +129,8 @@ static bool intel_dp_link_max_vswing_reached(struct intel_dp *intel_dp)
> intel_dp_link_training_clock_recovery(struct intel_dp *intel_dp)
> {
> uint8_t voltage;
> - int voltage_tries, max_vswing_tries, cr_tries, max_cr_tries;
> + int voltage_tries, cr_tries, max_cr_tries;
> + bool max_vswing = false;
max_vswing_reached?
> uint8_t link_config[2];
> uint8_t link_bw, rate_select;
>
> @@ -181,7 +182,6 @@ static bool intel_dp_link_max_vswing_reached(struct intel_dp *intel_dp)
> max_cr_tries = 80;
>
> voltage_tries = 1;
> - max_vswing_tries = 0;
> for (cr_tries = 0; cr_tries < max_cr_tries; ++cr_tries) {
> uint8_t link_status[DP_LINK_STATUS_SIZE];
>
> @@ -202,7 +202,7 @@ static bool intel_dp_link_max_vswing_reached(struct intel_dp *intel_dp)
> return false;
> }
>
> - if (max_vswing_tries == 1) {
> + if (max_vswing) {
> DRM_DEBUG_KMS("Max Voltage Swing reached\n");
> return false;
> }
> @@ -223,7 +223,7 @@ static bool intel_dp_link_max_vswing_reached(struct intel_dp *intel_dp)
> voltage_tries = 1;
>
> if (intel_dp_link_max_vswing_reached(intel_dp))
> - ++max_vswing_tries;
> + max_vswing = true;
>
> }
> DRM_ERROR("Failed clock recovery %d times, giving up!\n", max_cr_tries);
> --
> 1.9.1
>
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> Intel-gfx at lists.freedesktop.org
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--
Ville Syrjälä
Intel
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