2023-09-20 01:43:29

by Lyude Paul

[permalink] [raw]
Subject: [PATCH v3 37/44] drm/nouveau/disp: move outp init/fini paths to chipset code

From: Ben Skeggs <[email protected]>

- pre-nv5x doesn't use any of this
- preparation for GSP-RM

Signed-off-by: Ben Skeggs <[email protected]>
Reviewed-by: Lyude Paul <[email protected]>
Acked-by: Danilo Krummrich <[email protected]>
Signed-off-by: Lyude Paul <[email protected]>
---
.../gpu/drm/nouveau/nvkm/engine/disp/base.c | 31 +++----------------
.../gpu/drm/nouveau/nvkm/engine/disp/conn.c | 10 ------
.../gpu/drm/nouveau/nvkm/engine/disp/conn.h | 2 --
drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c | 1 +
.../gpu/drm/nouveau/nvkm/engine/disp/nv50.c | 14 +++++++++
.../gpu/drm/nouveau/nvkm/engine/disp/outp.c | 20 ++----------
6 files changed, 22 insertions(+), 56 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c
index 1dbe68f9a0e07..39f7e7ce9f4a2 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c
@@ -102,18 +102,14 @@ static int
nvkm_disp_fini(struct nvkm_engine *engine, bool suspend)
{
struct nvkm_disp *disp = nvkm_disp(engine);
- struct nvkm_conn *conn;
struct nvkm_outp *outp;

if (disp->func->fini)
disp->func->fini(disp);

list_for_each_entry(outp, &disp->outps, head) {
- nvkm_outp_fini(outp);
- }
-
- list_for_each_entry(conn, &disp->conns, head) {
- nvkm_conn_fini(conn);
+ if (outp->func->fini)
+ outp->func->fini(outp);
}

return 0;
@@ -123,16 +119,12 @@ static int
nvkm_disp_init(struct nvkm_engine *engine)
{
struct nvkm_disp *disp = nvkm_disp(engine);
- struct nvkm_conn *conn;
struct nvkm_outp *outp;
struct nvkm_ior *ior;

- list_for_each_entry(conn, &disp->conns, head) {
- nvkm_conn_init(conn);
- }
-
list_for_each_entry(outp, &disp->outps, head) {
- nvkm_outp_init(outp);
+ if (outp->func->init)
+ outp->func->init(outp);
}

if (disp->func->init) {
@@ -156,9 +148,7 @@ nvkm_disp_oneinit(struct nvkm_engine *engine)
{
struct nvkm_disp *disp = nvkm_disp(engine);
struct nvkm_subdev *subdev = &disp->engine.subdev;
- struct nvkm_outp *outp;
struct nvkm_head *head;
- struct nvkm_ior *ior;
int ret, i;

if (disp->func->oneinit) {
@@ -167,19 +157,6 @@ nvkm_disp_oneinit(struct nvkm_engine *engine)
return ret;
}

- /* Enforce identity-mapped SOR assignment for panels, which have
- * certain bits (ie. backlight controls) wired to a specific SOR.
- */
- list_for_each_entry(outp, &disp->outps, head) {
- if (outp->conn->info.type == DCB_CONNECTOR_LVDS ||
- outp->conn->info.type == DCB_CONNECTOR_eDP) {
- ior = nvkm_ior_find(disp, SOR, ffs(outp->info.or) - 1);
- if (!WARN_ON(!ior))
- ior->identity = true;
- outp->identity = true;
- }
- }
-
i = 0;
list_for_each_entry(head, &disp->heads, head)
i = max(i, head->id + 1);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.c
index fbdae11378646..ff88a5a5253a7 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.c
@@ -29,16 +29,6 @@

#include <nvif/event.h>

-void
-nvkm_conn_fini(struct nvkm_conn *conn)
-{
-}
-
-void
-nvkm_conn_init(struct nvkm_conn *conn)
-{
-}
-
void
nvkm_conn_del(struct nvkm_conn **pconn)
{
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.h
index a0600e72b0ecd..01c3146c7066f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/conn.h
@@ -19,8 +19,6 @@ struct nvkm_conn {
int nvkm_conn_new(struct nvkm_disp *, int index, struct nvbios_connE *,
struct nvkm_conn **);
void nvkm_conn_del(struct nvkm_conn **);
-void nvkm_conn_init(struct nvkm_conn *);
-void nvkm_conn_fini(struct nvkm_conn *);

#define CONN_MSG(c,l,f,a...) do { \
struct nvkm_conn *_conn = (c); \
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c
index aaa7796946ceb..b35fae96d855d 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c
@@ -603,6 +603,7 @@ nvkm_dp_fini(struct nvkm_outp *outp)
static void
nvkm_dp_init(struct nvkm_outp *outp)
{
+ nvkm_outp_init(outp);
nvkm_dp_enable(outp, outp->dp.enabled);
}

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
index 7343b24f10eb7..4be09ec4fd5c2 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.c
@@ -1586,6 +1586,7 @@ nv50_disp_oneinit(struct nvkm_disp *disp)
struct nvkm_bios *bios = device->bios;
struct nvkm_outp *outp, *outt, *pair;
struct nvkm_conn *conn;
+ struct nvkm_ior *ior;
int ret, i;
u8 ver, hdr;
u32 data;
@@ -1747,6 +1748,19 @@ nv50_disp_oneinit(struct nvkm_disp *disp)
list_add_tail(&outp->conn->head, &disp->conns);
}

+ /* Enforce identity-mapped SOR assignment for panels, which have
+ * certain bits (ie. backlight controls) wired to a specific SOR.
+ */
+ list_for_each_entry(outp, &disp->outps, head) {
+ if (outp->conn->info.type == DCB_CONNECTOR_LVDS ||
+ outp->conn->info.type == DCB_CONNECTOR_eDP) {
+ ior = nvkm_ior_find(disp, SOR, ffs(outp->info.or) - 1);
+ if (!WARN_ON(!ior))
+ ior->identity = true;
+ outp->identity = true;
+ }
+ }
+
return 0;
}

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c
index f1a3e623bb222..bfb2a4db8d644 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c
@@ -287,13 +287,6 @@ nvkm_outp_acquire(struct nvkm_outp *outp, bool hda)
return 0;
}

-void
-nvkm_outp_fini(struct nvkm_outp *outp)
-{
- if (outp->func->fini)
- outp->func->fini(outp);
-}
-
struct nvkm_ior *
nvkm_outp_inherit(struct nvkm_outp *outp)
{
@@ -332,8 +325,8 @@ nvkm_outp_inherit(struct nvkm_outp *outp)
return ior;
}

-static void
-nvkm_outp_init_route(struct nvkm_outp *outp)
+void
+nvkm_outp_init(struct nvkm_outp *outp)
{
enum nvkm_ior_proto proto;
enum nvkm_ior_type type;
@@ -365,14 +358,6 @@ nvkm_outp_init_route(struct nvkm_outp *outp)
ior->arm.outp = outp;
}

-void
-nvkm_outp_init(struct nvkm_outp *outp)
-{
- nvkm_outp_init_route(outp);
- if (outp->func->init)
- outp->func->init(outp);
-}
-
void
nvkm_outp_del(struct nvkm_outp **poutp)
{
@@ -420,6 +405,7 @@ nvkm_outp_new_(const struct nvkm_outp_func *func, struct nvkm_disp *disp,

static const struct nvkm_outp_func
nvkm_outp = {
+ .init = nvkm_outp_init,
.detect = nvkm_outp_detect,
.inherit = nvkm_outp_inherit,
.acquire = nvkm_outp_acquire,
--
2.41.0