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authorAlex Deucher <alexander.deucher@amd.com>2020-02-05 10:18:04 -0500
committerAlex Deucher <alexander.deucher@amd.com>2020-02-26 14:21:13 -0500
commit405a1f9090d1acec75aeb86569da60beca9fe68f (patch)
tree985fc4bb4d7b72c855206ba9bd0db1298271d651 /drivers/gpu/drm/amd/amdgpu/atombios_dp.c
parent14f04fa4834a515146115bca755c76bc9b73aa8c (diff)
drm/amdgpu/display: split dp connector registration (v4)
Split into init and register functions to avoid a segfault in some configs when the load/unload callbacks are removed. v2: - add back accidently dropped has_aux setting - set dev in late_register v3: - fix dp cec ordering v4: - squash in kdev reference fix Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Tested-by: Thomas Zimmermann <tzimmermann@suse.de> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/atombios_dp.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/atombios_dp.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_dp.c b/drivers/gpu/drm/amd/amdgpu/atombios_dp.c
index ea702a64f807..9b74cfdba7b8 100644
--- a/drivers/gpu/drm/amd/amdgpu/atombios_dp.c
+++ b/drivers/gpu/drm/amd/amdgpu/atombios_dp.c
@@ -186,16 +186,10 @@ amdgpu_atombios_dp_aux_transfer(struct drm_dp_aux *aux, struct drm_dp_aux_msg *m
void amdgpu_atombios_dp_aux_init(struct amdgpu_connector *amdgpu_connector)
{
- int ret;
-
amdgpu_connector->ddc_bus->rec.hpd = amdgpu_connector->hpd.hpd;
- amdgpu_connector->ddc_bus->aux.dev = amdgpu_connector->base.kdev;
amdgpu_connector->ddc_bus->aux.transfer = amdgpu_atombios_dp_aux_transfer;
- ret = drm_dp_aux_register(&amdgpu_connector->ddc_bus->aux);
- if (!ret)
- amdgpu_connector->ddc_bus->has_aux = true;
-
- WARN(ret, "drm_dp_aux_register_i2c_bus() failed with error %d\n", ret);
+ drm_dp_aux_init(&amdgpu_connector->ddc_bus->aux);
+ amdgpu_connector->ddc_bus->has_aux = true;
}
/***** general DP utility functions *****/