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authorBen Skeggs <bskeggs@redhat.com>2014-06-03 12:56:18 +1000
committerBen Skeggs <bskeggs@redhat.com>2014-06-11 16:11:19 +1000
commit3e1eb5cf7c25dee269b9873588a8beecc7a7265a (patch)
tree2af6c8611e7da98de9360504063d061565e1cdf5 /drivers/gpu
parent7a14bc783edbc7fecdb7031e3a2b816a339d24ee (diff)
downloadop-kernel-dev-3e1eb5cf7c25dee269b9873588a8beecc7a7265a.zip
op-kernel-dev-3e1eb5cf7c25dee269b9873588a8beecc7a7265a.tar.gz
drm/g94-/disp/dp: take max pullup value across all lanes
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/disp/sornv94.c4
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/disp/sornvd0.c4
2 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/sornv94.c b/drivers/gpu/drm/nouveau/core/engine/disp/sornv94.c
index d4dfcde..05487cd 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/sornv94.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/sornv94.c
@@ -127,7 +127,9 @@ nv94_sor_dp_drv_ctl(struct nvkm_output_dp *outp, int ln, int vs, int pe, int pc)
data[0] = nv_rd32(priv, 0x61c118 + loff) & ~(0x000000ff << shift);
data[1] = nv_rd32(priv, 0x61c120 + loff) & ~(0x000000ff << shift);
- data[2] = nv_rd32(priv, 0x61c130 + loff) & ~(0x0000ff00);
+ data[2] = nv_rd32(priv, 0x61c130 + loff);
+ if ((data[2] & 0x0000ff00) < (ocfg.tx_pu << 8) || ln == 0)
+ data[2] = (data[2] & ~0x0000ff00) | (ocfg.tx_pu << 8);
nv_wr32(priv, 0x61c118 + loff, data[0] | (ocfg.dc << shift));
nv_wr32(priv, 0x61c120 + loff, data[1] | (ocfg.pe << shift));
nv_wr32(priv, 0x61c130 + loff, data[2] | (ocfg.tx_pu << 8));
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/sornvd0.c b/drivers/gpu/drm/nouveau/core/engine/disp/sornvd0.c
index 0055f86..97f0e9c 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/sornvd0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/sornvd0.c
@@ -105,7 +105,9 @@ nvd0_sor_dp_drv_ctl(struct nvkm_output_dp *outp, int ln, int vs, int pe, int pc)
data[0] = nv_rd32(priv, 0x61c118 + loff) & ~(0x000000ff << shift);
data[1] = nv_rd32(priv, 0x61c120 + loff) & ~(0x000000ff << shift);
- data[2] = nv_rd32(priv, 0x61c130 + loff) & ~(0x0000ff00);
+ data[2] = nv_rd32(priv, 0x61c130 + loff);
+ if ((data[2] & 0x0000ff00) < (ocfg.tx_pu << 8) || ln == 0)
+ data[2] = (data[2] & ~0x0000ff00) | (ocfg.tx_pu << 8);
nv_wr32(priv, 0x61c118 + loff, data[0] | (ocfg.dc << shift));
nv_wr32(priv, 0x61c120 + loff, data[1] | (ocfg.pe << shift));
nv_wr32(priv, 0x61c130 + loff, data[2] | (ocfg.tx_pu << 8));
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