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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-01-24 09:57:18 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-01-24 09:57:18 -0800 |
| commit | 62ed8ceda1699acae01b666497f004bfd3d67a6f (patch) | |
| tree | fe38c83c49dfd568b540666948ef78cb9d082c38 /drivers/gpu/drm/amd/amdgpu/atombios_dp.c | |
| parent | 1c3415a06b1016a596bfe59e0cfee56c773aa958 (diff) | |
| parent | 7a308bb3016f57e5be11a677d15b821536419d36 (diff) | |
Merge tag 'v4.10-rc5' into for-linus
Sync up with mainline to apply fixup to a commit that came through
power supply tree.
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/atombios_dp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/atombios_dp.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_dp.c b/drivers/gpu/drm/amd/amdgpu/atombios_dp.c index 7f85c2c1d681..f81068ba4cc6 100644 --- a/drivers/gpu/drm/amd/amdgpu/atombios_dp.c +++ b/drivers/gpu/drm/amd/amdgpu/atombios_dp.c @@ -88,7 +88,6 @@ static int amdgpu_atombios_dp_process_aux_ch(struct amdgpu_i2c_chan *chan, /* timeout */ if (args.v2.ucReplyStatus == 1) { - DRM_DEBUG_KMS("dp_aux_ch timeout\n"); r = -ETIMEDOUT; goto done; } @@ -339,22 +338,21 @@ int amdgpu_atombios_dp_get_dpcd(struct amdgpu_connector *amdgpu_connector) { struct amdgpu_connector_atom_dig *dig_connector = amdgpu_connector->con_priv; u8 msg[DP_DPCD_SIZE]; - int ret, i; + int ret; - for (i = 0; i < 7; i++) { - ret = drm_dp_dpcd_read(&amdgpu_connector->ddc_bus->aux, DP_DPCD_REV, msg, - DP_DPCD_SIZE); - if (ret == DP_DPCD_SIZE) { - memcpy(dig_connector->dpcd, msg, DP_DPCD_SIZE); + ret = drm_dp_dpcd_read(&amdgpu_connector->ddc_bus->aux, DP_DPCD_REV, + msg, DP_DPCD_SIZE); + if (ret == DP_DPCD_SIZE) { + memcpy(dig_connector->dpcd, msg, DP_DPCD_SIZE); - DRM_DEBUG_KMS("DPCD: %*ph\n", (int)sizeof(dig_connector->dpcd), - dig_connector->dpcd); + DRM_DEBUG_KMS("DPCD: %*ph\n", (int)sizeof(dig_connector->dpcd), + dig_connector->dpcd); - amdgpu_atombios_dp_probe_oui(amdgpu_connector); + amdgpu_atombios_dp_probe_oui(amdgpu_connector); - return 0; - } + return 0; } + dig_connector->dpcd[0] = 0; return -EINVAL; } |