[RFC v4 04/20] drm/nouveau/kms/nv50-: Use macros for DP registers in nouveau_dp.c

Lyude Paul
2020-08-25T19:51:02Z

No functional changes.

Signed-off-by: Lyude Paul <lyude@redhat.com>
Reviewed-by: Ben Skeggs <bskeggs@redhat.com>
---
drivers/gpu/drm/nouveau/nouveau_dp.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c b/drivers/gpu/drm/nouveau/nouveau_dp.c
index 8db9216d52c69..4030806e3522b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_dp.c
+++ b/drivers/gpu/drm/nouveau/nouveau_dp.c
@@ -50,11 +50,13 @@ nouveau_dp_detect(struct nouveau_connector *nv_connector,
if (ret != sizeof(dpcd))
return ret;

- nv_encoder->dp.link_bw = 27000 * dpcd[1];
- nv_encoder->dp.link_nr = dpcd[2] & DP_MAX_LANE_COUNT_MASK;
+ nv_encoder->dp.link_bw = 27000 * dpcd[DP_MAX_LINK_RATE];
+ nv_encoder->dp.link_nr =
+ dpcd[DP_MAX_LANE_COUNT] & DP_MAX_LANE_COUNT_MASK;

NV_DEBUG(drm, "display: %dx%d dpcd 0x%02x\n",
- nv_encoder->dp.link_nr, nv_encoder->dp.link_bw, dpcd[0]);
+ nv_encoder->dp.link_nr, nv_encoder->dp.link_bw,
+ dpcd[DP_DPCD_REV]);
NV_DEBUG(drm, "encoder: %dx%d\n",
nv_encoder->dcb->dpconf.link_nr,
nv_encoder->dcb->dpconf.link_bw);
--
2.26.2