[PATCH v3 42/44] drm/nouveau/kms/nv50-: create connectors based on nvkm info
From: Lyude Paul
Date: Tue Sep 19 2023 - 18:09:35 EST
From: Ben Skeggs <bskeggs@xxxxxxxxxx>
- preparation for GSP-RM
Signed-off-by: Ben Skeggs <bskeggs@xxxxxxxxxx>
Reviewed-by: Lyude Paul <lyude@xxxxxxxxxx>
Acked-by: Danilo Krummrich <me@xxxxxxxx>
Signed-off-by: Lyude Paul <lyude@xxxxxxxxxx>
---
drivers/gpu/drm/nouveau/dispnv04/disp.c | 2 +-
drivers/gpu/drm/nouveau/dispnv50/disp.c | 2 +-
drivers/gpu/drm/nouveau/include/nvif/conn.h | 15 ++
drivers/gpu/drm/nouveau/include/nvif/if0011.h | 10 ++
drivers/gpu/drm/nouveau/nouveau_connector.c | 131 +++++++++---------
drivers/gpu/drm/nouveau/nouveau_connector.h | 3 +-
drivers/gpu/drm/nouveau/nvif/conn.c | 22 ++-
.../gpu/drm/nouveau/nvkm/engine/disp/uconn.c | 26 ++++
8 files changed, 139 insertions(+), 72 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/dispnv04/disp.c b/drivers/gpu/drm/nouveau/dispnv04/disp.c
index e9ac3fb27ff78..13705c5f14973 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/disp.c
@@ -256,7 +256,7 @@ 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 = nouveau_connector_create(dev, dcbent->connector);
if (IS_ERR(connector))
continue;
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
index 26d59346703e3..e2fa748e66f16 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
@@ -2788,7 +2788,7 @@ nv50_display_create(struct drm_device *dev)
continue;
}
- connector = nouveau_connector_create(dev, dcbe);
+ connector = nouveau_connector_create(dev, dcbe->connector);
if (IS_ERR(connector)) {
nvif_outp_dtor(&outp->outp);
kfree(outp);
diff --git a/drivers/gpu/drm/nouveau/include/nvif/conn.h b/drivers/gpu/drm/nouveau/include/nvif/conn.h
index 8a6017a358976..406c12a111f9d 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/conn.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/conn.h
@@ -7,6 +7,21 @@ struct nvif_disp;
struct nvif_conn {
struct nvif_object object;
+ u32 id;
+
+ struct {
+ enum {
+ NVIF_CONN_VGA,
+ NVIF_CONN_TV,
+ NVIF_CONN_DVI_I,
+ NVIF_CONN_DVI_D,
+ NVIF_CONN_LVDS,
+ NVIF_CONN_LVDS_SPWG,
+ NVIF_CONN_HDMI,
+ NVIF_CONN_DP,
+ NVIF_CONN_EDP,
+ } type;
+ } info;
};
int nvif_conn_ctor(struct nvif_disp *, const char *name, int id, struct nvif_conn *);
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0011.h b/drivers/gpu/drm/nouveau/include/nvif/if0011.h
index 0c25288a5a789..3ed0ddd75bd8f 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if0011.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if0011.h
@@ -7,6 +7,16 @@ union nvif_conn_args {
__u8 version;
__u8 id; /* DCB connector table index. */
__u8 pad02[6];
+#define NVIF_CONN_V0_VGA 0x00
+#define NVIF_CONN_V0_TV 0x01
+#define NVIF_CONN_V0_DVI_I 0x02
+#define NVIF_CONN_V0_DVI_D 0x03
+#define NVIF_CONN_V0_LVDS 0x04
+#define NVIF_CONN_V0_LVDS_SPWG 0x05
+#define NVIF_CONN_V0_HDMI 0x06
+#define NVIF_CONN_V0_DP 0x07
+#define NVIF_CONN_V0_EDP 0x08
+ __u8 type;
} v0;
};
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
index 73657736ce838..21cc8dfcb7add 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.c
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
@@ -1275,15 +1275,13 @@ drm_conntype_from_dcb(enum dcb_connector_type dcb)
}
struct drm_connector *
-nouveau_connector_create(struct drm_device *dev,
- const struct dcb_output *dcbe)
+nouveau_connector_create(struct drm_device *dev, int index)
{
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_display *disp = nouveau_display(dev);
struct nouveau_connector *nv_connector = NULL;
struct drm_connector *connector;
struct drm_connector_list_iter conn_iter;
- int index = dcbe->connector;
int type, ret = 0;
bool dummy;
@@ -1305,70 +1303,76 @@ nouveau_connector_create(struct drm_device *dev,
nv_connector->index = index;
INIT_WORK(&nv_connector->irq_work, nouveau_dp_irq);
- /* attempt to parse vbios connector type and hotplug gpio */
- nv_connector->dcb = olddcb_conn(dev, index);
- if (nv_connector->dcb) {
- u32 entry = ROM16(nv_connector->dcb[0]);
- if (olddcb_conntab(dev)[3] >= 4)
- entry |= (u32)ROM16(nv_connector->dcb[2]) << 16;
-
- nv_connector->type = nv_connector->dcb[0];
- if (drm_conntype_from_dcb(nv_connector->type) ==
- DRM_MODE_CONNECTOR_Unknown) {
- NV_WARN(drm, "unknown connector type %02x\n",
- nv_connector->type);
- nv_connector->type = DCB_CONNECTOR_NONE;
+ if (disp->disp.conn_mask & BIT(nv_connector->index)) {
+ ret = nvif_conn_ctor(&disp->disp, nv_connector->base.name, nv_connector->index,
+ &nv_connector->conn);
+ if (ret) {
+ kfree(nv_connector);
+ return ERR_PTR(ret);
}
- /* Gigabyte NX85T */
- if (nv_match_device(dev, 0x0421, 0x1458, 0x344c)) {
- if (nv_connector->type == DCB_CONNECTOR_HDMI_1)
- nv_connector->type = DCB_CONNECTOR_DVI_I;
+ switch (nv_connector->conn.info.type) {
+ case NVIF_CONN_VGA : type = DCB_CONNECTOR_VGA; break;
+ case NVIF_CONN_DVI_I : type = DCB_CONNECTOR_DVI_I; break;
+ case NVIF_CONN_DVI_D : type = DCB_CONNECTOR_DVI_D; break;
+ case NVIF_CONN_LVDS : type = DCB_CONNECTOR_LVDS; break;
+ case NVIF_CONN_LVDS_SPWG: type = DCB_CONNECTOR_LVDS_SPWG; break;
+ case NVIF_CONN_DP : type = DCB_CONNECTOR_DP; break;
+ case NVIF_CONN_EDP : type = DCB_CONNECTOR_eDP; break;
+ case NVIF_CONN_HDMI : type = DCB_CONNECTOR_HDMI_0; break;
+ default:
+ WARN_ON(1);
+ return NULL;
}
- /* Gigabyte GV-NX86T512H */
- if (nv_match_device(dev, 0x0402, 0x1458, 0x3455)) {
- if (nv_connector->type == DCB_CONNECTOR_HDMI_1)
- nv_connector->type = DCB_CONNECTOR_DVI_I;
- }
+ nv_connector->type = type;
} else {
- nv_connector->type = DCB_CONNECTOR_NONE;
- }
+ u8 *dcb = olddcb_conn(dev, nv_connector->index);
- /* no vbios data, or an unknown dcb connector type - attempt to
- * figure out something suitable ourselves
- */
- if (nv_connector->type == DCB_CONNECTOR_NONE) {
- struct nouveau_drm *drm = nouveau_drm(dev);
- struct dcb_table *dcbt = &drm->vbios.dcb;
- u32 encoders = 0;
- int i;
-
- for (i = 0; i < dcbt->entries; i++) {
- if (dcbt->entry[i].connector == nv_connector->index)
- encoders |= (1 << dcbt->entry[i].type);
+ if (dcb)
+ nv_connector->type = dcb[0];
+ else
+ nv_connector->type = DCB_CONNECTOR_NONE;
+
+ /* attempt to parse vbios connector type and hotplug gpio */
+ if (nv_connector->type != DCB_CONNECTOR_NONE) {
+ if (drm_conntype_from_dcb(nv_connector->type) ==
+ DRM_MODE_CONNECTOR_Unknown) {
+ NV_WARN(drm, "unknown connector type %02x\n",
+ nv_connector->type);
+ nv_connector->type = DCB_CONNECTOR_NONE;
+ }
}
- if (encoders & (1 << DCB_OUTPUT_DP)) {
- if (encoders & (1 << DCB_OUTPUT_TMDS))
- nv_connector->type = DCB_CONNECTOR_DP;
- else
- nv_connector->type = DCB_CONNECTOR_eDP;
- } else
- if (encoders & (1 << DCB_OUTPUT_TMDS)) {
- if (encoders & (1 << DCB_OUTPUT_ANALOG))
- nv_connector->type = DCB_CONNECTOR_DVI_I;
- else
- nv_connector->type = DCB_CONNECTOR_DVI_D;
- } else
- if (encoders & (1 << DCB_OUTPUT_ANALOG)) {
- nv_connector->type = DCB_CONNECTOR_VGA;
- } else
- if (encoders & (1 << DCB_OUTPUT_LVDS)) {
- nv_connector->type = DCB_CONNECTOR_LVDS;
- } else
- if (encoders & (1 << DCB_OUTPUT_TV)) {
- nv_connector->type = DCB_CONNECTOR_TV_0;
+ /* no vbios data, or an unknown dcb connector type - attempt to
+ * figure out something suitable ourselves
+ */
+ if (nv_connector->type == DCB_CONNECTOR_NONE &&
+ !WARN_ON(drm->client.device.info.family >= NV_DEVICE_INFO_V0_TESLA)) {
+ struct dcb_table *dcbt = &drm->vbios.dcb;
+ u32 encoders = 0;
+ int i;
+
+ for (i = 0; i < dcbt->entries; i++) {
+ if (dcbt->entry[i].connector == nv_connector->index)
+ encoders |= (1 << dcbt->entry[i].type);
+ }
+
+ if (encoders & (1 << DCB_OUTPUT_TMDS)) {
+ if (encoders & (1 << DCB_OUTPUT_ANALOG))
+ nv_connector->type = DCB_CONNECTOR_DVI_I;
+ else
+ nv_connector->type = DCB_CONNECTOR_DVI_D;
+ } else
+ if (encoders & (1 << DCB_OUTPUT_ANALOG)) {
+ nv_connector->type = DCB_CONNECTOR_VGA;
+ } else
+ if (encoders & (1 << DCB_OUTPUT_LVDS)) {
+ nv_connector->type = DCB_CONNECTOR_LVDS;
+ } else
+ if (encoders & (1 << DCB_OUTPUT_TV)) {
+ nv_connector->type = DCB_CONNECTOR_TV_0;
+ }
}
}
@@ -1414,14 +1418,7 @@ nouveau_connector_create(struct drm_device *dev,
drm_connector_helper_add(connector, &nouveau_connector_helper_funcs);
connector->polled = DRM_CONNECTOR_POLL_CONNECT;
- if (nv_connector->dcb && (disp->disp.conn_mask & BIT(nv_connector->index))) {
- ret = nvif_conn_ctor(&disp->disp, nv_connector->base.name, nv_connector->index,
- &nv_connector->conn);
- if (ret) {
- kfree(nv_connector);
- return ERR_PTR(ret);
- }
-
+ if (nvif_object_constructed(&nv_connector->conn.object)) {
ret = nvif_conn_event_ctor(&nv_connector->conn, "kmsHotplug",
nouveau_connector_hotplug,
NVIF_CONN_EVENT_V0_PLUG | NVIF_CONN_EVENT_V0_UNPLUG,
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.h b/drivers/gpu/drm/nouveau/nouveau_connector.h
index 35bcb541722b8..a2df4918340cb 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.h
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.h
@@ -121,7 +121,6 @@ struct nouveau_connector {
struct drm_connector base;
enum dcb_connector_type type;
u8 index;
- u8 *dcb;
struct nvif_conn conn;
u64 hpd_pending;
@@ -200,7 +199,7 @@ nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
}
struct drm_connector *
-nouveau_connector_create(struct drm_device *, const struct dcb_output *);
+nouveau_connector_create(struct drm_device *, int id);
void nouveau_connector_hpd(struct nouveau_connector *, u64 bits);
extern int nouveau_tv_disable;
diff --git a/drivers/gpu/drm/nouveau/nvif/conn.c b/drivers/gpu/drm/nouveau/nvif/conn.c
index 879569d4ba4cc..9ee18cb992644 100644
--- a/drivers/gpu/drm/nouveau/nvif/conn.c
+++ b/drivers/gpu/drm/nouveau/nvif/conn.c
@@ -63,5 +63,25 @@ nvif_conn_ctor(struct nvif_disp *disp, const char *name, int id, struct nvif_con
ret = nvif_object_ctor(&disp->object, name ?: "nvifConn", id, NVIF_CLASS_CONN,
&args, sizeof(args), &conn->object);
NVIF_ERRON(ret, &disp->object, "[NEW conn id:%d]", id);
- return ret;
+ if (ret)
+ return ret;
+
+ conn->id = id;
+
+ switch (args.type) {
+ case NVIF_CONN_V0_VGA : conn->info.type = NVIF_CONN_VGA; break;
+ case NVIF_CONN_V0_TV : conn->info.type = NVIF_CONN_TV; break;
+ case NVIF_CONN_V0_DVI_I : conn->info.type = NVIF_CONN_DVI_I; break;
+ case NVIF_CONN_V0_DVI_D : conn->info.type = NVIF_CONN_DVI_D; break;
+ case NVIF_CONN_V0_LVDS : conn->info.type = NVIF_CONN_LVDS; break;
+ case NVIF_CONN_V0_LVDS_SPWG: conn->info.type = NVIF_CONN_LVDS_SPWG; break;
+ case NVIF_CONN_V0_HDMI : conn->info.type = NVIF_CONN_HDMI; break;
+ case NVIF_CONN_V0_DP : conn->info.type = NVIF_CONN_DP; break;
+ case NVIF_CONN_V0_EDP : conn->info.type = NVIF_CONN_EDP; break;
+ default:
+ break;
+ }
+
+ return 0;
+
}
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c
index 971cccc0892cc..c6eeb8e44c15f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c
@@ -142,6 +142,32 @@ nvkm_uconn_new(const struct nvkm_oclass *oclass, void *argv, u32 argc, struct nv
ret = -EBUSY;
spin_lock(&disp->client.lock);
if (!conn->object.func) {
+ switch (conn->info.type) {
+ case DCB_CONNECTOR_VGA : args->v0.type = NVIF_CONN_V0_VGA; break;
+ case DCB_CONNECTOR_TV_0 :
+ case DCB_CONNECTOR_TV_1 :
+ case DCB_CONNECTOR_TV_3 : args->v0.type = NVIF_CONN_V0_TV; break;
+ case DCB_CONNECTOR_DMS59_0 :
+ case DCB_CONNECTOR_DMS59_1 :
+ case DCB_CONNECTOR_DVI_I : args->v0.type = NVIF_CONN_V0_DVI_I; break;
+ case DCB_CONNECTOR_DVI_D : args->v0.type = NVIF_CONN_V0_DVI_D; break;
+ case DCB_CONNECTOR_LVDS : args->v0.type = NVIF_CONN_V0_LVDS; break;
+ case DCB_CONNECTOR_LVDS_SPWG: args->v0.type = NVIF_CONN_V0_LVDS_SPWG; break;
+ case DCB_CONNECTOR_DMS59_DP0:
+ case DCB_CONNECTOR_DMS59_DP1:
+ case DCB_CONNECTOR_DP :
+ case DCB_CONNECTOR_mDP :
+ case DCB_CONNECTOR_USB_C : args->v0.type = NVIF_CONN_V0_DP; break;
+ case DCB_CONNECTOR_eDP : args->v0.type = NVIF_CONN_V0_EDP; break;
+ case DCB_CONNECTOR_HDMI_0 :
+ case DCB_CONNECTOR_HDMI_1 :
+ case DCB_CONNECTOR_HDMI_C : args->v0.type = NVIF_CONN_V0_HDMI; break;
+ default:
+ WARN_ON(1);
+ ret = -EINVAL;
+ break;
+ }
+
nvkm_object_ctor(&nvkm_uconn, oclass, &conn->object);
*pobject = &conn->object;
ret = 0;
--
2.41.0