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drm/nouveau/drm/nouveau: Don't forget to label dp_aux devices

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This makes debugging with DP tracing a lot harder to interpret, so name
each i2c based off the name of the encoder that it's for

Signed-off-by: Lyude Paul <lyude@redhat.com>
Reviewed-by: Karol Herbst <karolherbst@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Lyude Paul 2018-07-12 13:13:52 -04:00 committed by Ben Skeggs
parent b89fdf7ae8
commit 3c7fc252b3
4 changed files with 12 additions and 4 deletions
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2
drivers/gpu/drm/nouveau/dispnv04/disp.c
View file

@ -67,7 +67,7 @@ nv04_display_create(struct drm_device *dev)
for (i = 0; i < dcb->entries; i++) {
struct dcb_output *dcbent = &dcb->entry[i];
connector = nouveau_connector_create(dev, dcbent->connector);
connector = nouveau_connector_create(dev, dcbent);
if (IS_ERR(connector))
continue;

2
drivers/gpu/drm/nouveau/dispnv50/disp.c
View file

@ -2301,7 +2301,7 @@ nv50_display_create(struct drm_device *dev)
/* create encoder/connector objects based on VBIOS DCB table */
for (i = 0, dcbe = &dcb->entry[0]; i < dcb->entries; i++, dcbe++) {
connector = nouveau_connector_create(dev, dcbe->connector);
connector = nouveau_connector_create(dev, dcbe);
if (IS_ERR(connector))
continue;

9
drivers/gpu/drm/nouveau/nouveau_connector.c
View file

@ -403,6 +403,7 @@ nouveau_connector_destroy(struct drm_connector *connector)
if (nv_connector->aux.transfer) {
drm_dp_cec_unregister_connector(&nv_connector->aux);
drm_dp_aux_unregister(&nv_connector->aux);
kfree(nv_connector->aux.name);
}
kfree(connector);
}
@ -1232,7 +1233,8 @@ drm_conntype_from_dcb(enum dcb_connector_type dcb)
}
struct drm_connector *
nouveau_connector_create(struct drm_device *dev, int index)
nouveau_connector_create(struct drm_device *dev,
const struct dcb_output *dcbe)
{
const struct drm_connector_funcs *funcs = &nouveau_connector_funcs;
struct nouveau_drm *drm = nouveau_drm(dev);
@ -1240,6 +1242,8 @@ nouveau_connector_create(struct drm_device *dev, int index)
struct nouveau_connector *nv_connector = NULL;
struct drm_connector *connector;
struct drm_connector_list_iter conn_iter;
char aux_name[48] = {0};
int index = dcbe->connector;
int type, ret = 0;
bool dummy;
@ -1342,6 +1346,9 @@ nouveau_connector_create(struct drm_device *dev, int index)
case DRM_MODE_CONNECTOR_eDP:
nv_connector->aux.dev = dev->dev;
nv_connector->aux.transfer = nouveau_connector_aux_xfer;
snprintf(aux_name, sizeof(aux_name), "sor-%04x-%04x",
dcbe->hasht, dcbe->hashm);
nv_connector->aux.name = kstrdup(aux_name, GFP_KERNEL);
ret = drm_dp_aux_register(&nv_connector->aux);
if (ret) {
NV_ERROR(drm, "failed to register aux channel\n");

3
drivers/gpu/drm/nouveau/nouveau_connector.h
View file

@ -38,6 +38,7 @@
#include "nouveau_encoder.h"
struct nvkm_i2c_port;
struct dcb_output;
#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
struct nouveau_backlight;
@ -113,7 +114,7 @@ nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
}
struct drm_connector *
nouveau_connector_create(struct drm_device *, int index);
nouveau_connector_create(struct drm_device *, const struct dcb_output *);
extern int nouveau_tv_disable;
extern int nouveau_ignorelid;