[v3,15/23] drm/i915: Sanitize the TypeC FIA lane configuration decoding

Submitted by Imre Deak on June 28, 2019, 2:36 p.m.

Details

Message ID 20190628143635.22066-16-imre.deak@intel.com
State New
Headers show
Series "drm/i915: Fix TypeC port mode switching" ( rev: 8 ) in Intel GFX

Not browsing as part of any series.

Commit Message

Imre Deak June 28, 2019, 2:36 p.m.
Use hex numbers, since that makes more sense when decoding a bit pattern.

No functional change.

Suggested-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Animesh Manna <animesh.manna@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
---
 drivers/gpu/drm/i915/display/intel_tc.c | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

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diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c
index 18a599a71bd3..58a228ba7696 100644
--- a/drivers/gpu/drm/i915/display/intel_tc.c
+++ b/drivers/gpu/drm/i915/display/intel_tc.c
@@ -52,15 +52,16 @@  int intel_tc_port_fia_max_lane_count(struct intel_digital_port *dig_port)
 	switch (lane_mask) {
 	default:
 		MISSING_CASE(lane_mask);
-	case 1:
-	case 2:
-	case 4:
-	case 8:
+		/* fall-through */
+	case 0x1:
+	case 0x2:
+	case 0x4:
+	case 0x8:
 		return 1;
-	case 3:
-	case 12:
+	case 0x3:
+	case 0xc:
 		return 2;
-	case 15:
+	case 0xf:
 		return 4;
 	}
 }