From: Ben Skeggs <bske...@redhat.com>
- pre-nv5x doesn't use any of this, has its own version DRM-side
- preparation for GSP-RM
Signed-off-by: Ben Skeggs <bske...@redhat.com>
Reviewed-by: Lyude Paul <ly...@redhat.com>
Acked-by: Danilo Krummrich <m...@dakr.org>
Signed-off-by: Lyude Paul <ly...@redhat.com>
---
.../gpu/drm/nouveau/nvkm/engine/disp/base.c | 117 +----------------
.../gpu/drm/nouveau/nvkm/engine/disp/nv50.c | 122 +++++++++++++++++-
2 files changed, 121 insertions(+), 118 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c
b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c
index 73104b59f97fe..1dbe68f9a0e07 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c
@@ -23,15 +23,12 @@
*/
#include "priv.h"
#include "conn.h"
-#include "dp.h"
#include "head.h"
#include "ior.h"
#include "outp.h"
#include <core/client.h>
#include <core/ramht.h>
-#include <subdev/bios.h>
-#include <subdev/bios/dcb.h>
#include <nvif/class.h>
#include <nvif/cl0046.h>
@@ -159,123 +156,11 @@ nvkm_disp_oneinit(struct nvkm_engine *engine)
{
struct nvkm_disp *disp = nvkm_disp(engine);
struct nvkm_subdev *subdev = &disp->engine.subdev;
- struct nvkm_bios *bios = subdev->device->bios;
- struct nvkm_outp *outp, *outt, *pair;
- struct nvkm_conn *conn;
+ struct nvkm_outp *outp;
struct nvkm_head *head;
struct nvkm_ior *ior;
- struct nvbios_connE connE;
- struct dcb_output dcbE;
- u8 hpd = 0, ver, hdr;
- u32 data;
int ret, i;
- /* Create output path objects for each VBIOS display path. */
- i = -1;
- while ((data = dcb_outp_parse(bios, ++i, &ver, &hdr, &dcbE))) {
- if (ver < 0x40) /* No support for chipsets prior to NV50. */
- break;
- if (dcbE.type == DCB_OUTPUT_UNUSED)
- continue;
- if (dcbE.type == DCB_OUTPUT_EOL)
- break;
- outp = NULL;
-
- switch (dcbE.type) {
- case DCB_OUTPUT_ANALOG:
- case DCB_OUTPUT_TV:
- case DCB_OUTPUT_TMDS:
- case DCB_OUTPUT_LVDS:
- ret = nvkm_outp_new(disp, i, &dcbE, &outp);
- break;
- case DCB_OUTPUT_DP:
- ret = nvkm_dp_new(disp, i, &dcbE, &outp);
- break;
- case DCB_OUTPUT_WFD:
- /* No support for WFD yet. */
- ret = -ENODEV;
- continue;
- default:
- nvkm_warn(subdev, "dcb %d type %d unknown\n",
- i, dcbE.type);
- continue;
- }
-
- if (ret) {
- if (outp) {
- if (ret != -ENODEV)
- OUTP_ERR(outp, "ctor failed: %d", ret);
- else
- OUTP_DBG(outp, "not supported");
- nvkm_outp_del(&outp);
- continue;
- }
- nvkm_error(subdev, "failed to create outp %d\n", i);
- continue;
- }
-
- list_add_tail(&outp->head, &disp->outps);
- hpd = max(hpd, (u8)(dcbE.connector + 1));
- }
-
- /* Create connector objects based on available output paths. */
- list_for_each_entry_safe(outp, outt, &disp->outps, head) {
- /* VBIOS data *should* give us the most useful information. */
- data = nvbios_connEp(bios, outp->info.connector, &ver, &hdr,
- &connE);
-
- /* No bios connector data... */
- if (!data) {
- /* Heuristic: anything with the same ccb index is
- * considered to be on the same connector, any
- * output path without an associated ccb entry will
- * be put on its own connector.
- */
- int ccb_index = outp->info.i2c_index;
- if (ccb_index != 0xf) {
- list_for_each_entry(pair, &disp->outps, head) {
- if (pair->info.i2c_index == ccb_index) {
- outp->conn = pair->conn;
- break;
- }
- }
- }
-
- /* Connector shared with another output path. */
- if (outp->conn)
- continue;
-
- memset(&connE, 0x00, sizeof(connE));
- connE.type = DCB_CONNECTOR_NONE;
- i = -1;
- } else {
- i = outp->info.connector;
- }
-
- /* Check that we haven't already created this connector. */
- list_for_each_entry(conn, &disp->conns, head) {
- if (conn->index == outp->info.connector) {
- outp->conn = conn;
- break;
- }
- }
-
- if (outp->conn)
- continue;
-
- /* Apparently we need to create a new one! */
- ret = nvkm_conn_new(disp, i, &connE, &outp->conn);
- if (ret) {
- nvkm_error(subdev, "failed to create outp %d conn:
%d\n", outp->index, ret);
- nvkm_conn_del(&outp->conn);
- list_del(&outp->head);
- nvkm_outp_del(&outp);
- continue;
- }
-
- list_add_tail(&outp->conn->head, &disp->conns);
- }
-
if (disp->func->oneinit) {
ret = disp->func->oneinit(disp);
if (ret)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
index e9d0a9b715d47..7343b24f10eb7 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
@@ -23,7 +23,9 @@
*/
#include "priv.h"
#include "chan.h"
+#include "conn.h"
#include "head.h"
+#include "dp.h"
#include "ior.h"
#include "outp.h"
@@ -1581,7 +1583,14 @@ nv50_disp_oneinit(struct nvkm_disp *disp)
const struct nvkm_disp_func *func = disp->func;
struct nvkm_subdev *subdev = &disp->engine.subdev;
struct nvkm_device *device = subdev->device;
+ struct nvkm_bios *bios = device->bios;
+ struct nvkm_outp *outp, *outt, *pair;
+ struct nvkm_conn *conn;
int ret, i;
+ u8 ver, hdr;
+ u32 data;
+ struct dcb_output dcbE;
+ struct nvbios_connE connE;
if (func->wndw.cnt) {
disp->wndw.nr = func->wndw.cnt(disp, &disp->wndw.mask);
@@ -1628,8 +1637,117 @@ nv50_disp_oneinit(struct nvkm_disp *disp)
if (ret)
return ret;
- return nvkm_ramht_new(device, func->ramht_size ? func->ramht_size :
- 0x1000, 0, disp->inst, &disp->ramht);
+ ret = nvkm_ramht_new(device, func->ramht_size ? func->ramht_size :
0x1000, 0, disp->inst,
+ &disp->ramht);
+ if (ret)
+ return ret;
+
+ /* Create output path objects for each VBIOS display path. */
+ i = -1;
+ while ((data = dcb_outp_parse(bios, ++i, &ver, &hdr, &dcbE))) {
+ if (WARN_ON((ver & 0xf0) != 0x40))
+ return -EINVAL;
+ if (dcbE.type == DCB_OUTPUT_UNUSED)
+ continue;
+ if (dcbE.type == DCB_OUTPUT_EOL)
+ break;
+ outp = NULL;
+
+ switch (dcbE.type) {
+ case DCB_OUTPUT_ANALOG:
+ case DCB_OUTPUT_TV:
+ case DCB_OUTPUT_TMDS:
+ case DCB_OUTPUT_LVDS:
+ ret = nvkm_outp_new(disp, i, &dcbE, &outp);
+ break;
+ case DCB_OUTPUT_DP:
+ ret = nvkm_dp_new(disp, i, &dcbE, &outp);
+ break;
+ case DCB_OUTPUT_WFD:
+ /* No support for WFD yet. */
+ ret = -ENODEV;
+ continue;
+ default:
+ nvkm_warn(subdev, "dcb %d type %d unknown\n",
+ i, dcbE.type);
+ continue;
+ }
+
+ if (ret) {
+ if (outp) {
+ if (ret != -ENODEV)
+ OUTP_ERR(outp, "ctor failed: %d", ret);
+ else
+ OUTP_DBG(outp, "not supported");
+ nvkm_outp_del(&outp);
+ continue;
+ }
+ nvkm_error(subdev, "failed to create outp %d\n", i);
+ continue;
+ }
+
+ list_add_tail(&outp->head, &disp->outps);
+ }
+
+ /* Create connector objects based on available output paths. */
+ list_for_each_entry_safe(outp, outt, &disp->outps, head) {
+ /* VBIOS data *should* give us the most useful information. */
+ data = nvbios_connEp(bios, outp->info.connector, &ver, &hdr,
+ &connE);
+
+ /* No bios connector data... */
+ if (!data) {
+ /* Heuristic: anything with the same ccb index is
+ * considered to be on the same connector, any
+ * output path without an associated ccb entry will
+ * be put on its own connector.
+ */
+ int ccb_index = outp->info.i2c_index;
+ if (ccb_index != 0xf) {
+ list_for_each_entry(pair, &disp->outps, head) {
+ if (pair->info.i2c_index == ccb_index) {
+ outp->conn = pair->conn;
+ break;
+ }
+ }
+ }
+
+ /* Connector shared with another output path. */
+ if (outp->conn)
+ continue;
+
+ memset(&connE, 0x00, sizeof(connE));
+ connE.type = DCB_CONNECTOR_NONE;
+ i = -1;
+ } else {
+ i = outp->info.connector;
+ }
+
+ /* Check that we haven't already created this connector. */
+ list_for_each_entry(conn, &disp->conns, head) {
+ if (conn->index == outp->info.connector) {
+ outp->conn = conn;
+ break;
+ }
+ }
+
+ if (outp->conn)
+ continue;
+
+ /* Apparently we need to create a new one! */
+ ret = nvkm_conn_new(disp, i, &connE, &outp->conn);
+ if (ret) {
+ nvkm_error(subdev, "failed to create outp %d conn:
%d\n", outp->index, ret);
+ nvkm_conn_del(&outp->conn);
+ list_del(&outp->head);
+ nvkm_outp_del(&outp);
+ continue;
+ }
+
+ list_add_tail(&outp->conn->head, &disp->conns);
+ }
+
+ return 0;
}
static const struct nvkm_disp_func
--
2.41.0
