[PATCH 09/38][SRU][G/H] drm/i915: Replace some hand rolled max()s

[You-Sheng Yang]

From: Ville Syrjälä <ville.syrjala at linux.intel.com>

BugLink: https://bugs.launchpad.net/bugs/1903969

Use max() instead of hand rolling it.

Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200512174145.3186-8-ville.syrjala@linux.intel.com
Reviewed-by: Manasi Navare <manasi.d.navare at intel.com>
(cherry picked from commit e2db55244e0ff2c03a864a49276754ad840e338f)
Signed-off-by: You-Sheng Yang <vicamo.yang at canonical.com>
---
 drivers/gpu/drm/i915/display/intel_dp_link_training.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
index 573f93779449..b9e4ee2dbddc 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
@@ -59,13 +59,8 @@ void intel_dp_get_adjust_train(struct intel_dp *intel_dp,
 	u8 preemph_max;
 
 	for (lane = 0; lane < intel_dp->lane_count; lane++) {
-		u8 this_v = drm_dp_get_adjust_request_voltage(link_status, lane);
-		u8 this_p = drm_dp_get_adjust_request_pre_emphasis(link_status, lane);
-
-		if (this_v > v)
-			v = this_v;
-		if (this_p > p)
-			p = this_p;
+		v = max(v, drm_dp_get_adjust_request_voltage(link_status, lane));
+		p = max(p, drm_dp_get_adjust_request_pre_emphasis(link_status, lane));
 	}
 
 	preemph_max = intel_dp->preemph_max(intel_dp);
-- 
2.29.2