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Message-ID: <20230919220442.202488-13-lyude@redhat.com>
Date: Tue, 19 Sep 2023 17:56:07 -0400
From: Lyude Paul <lyude@...hat.com>
To: dri-devel@...ts.freedesktop.org, nouveau@...ts.freedesktop.org
Cc: Ben Skeggs <bskeggs@...hat.com>, Danilo Krummrich <me@...r.org>,
Karol Herbst <kherbst@...hat.com>,
David Airlie <airlied@...il.com>,
Daniel Vetter <daniel@...ll.ch>, Wayne Lin <Wayne.Lin@....com>,
Kees Cook <keescook@...omium.org>,
linux-kernel@...r.kernel.org (open list)
Subject: [PATCH v3 12/44] drm/nouveau/disp: add acquire_dac()
From: Ben Skeggs <bskeggs@...hat.com>
- preparing to move protocol-specific args out of acquire() again
- avoid re-acquiring acquired output, will matter when enforced later
- this one is basically just a rename
Signed-off-by: Ben Skeggs <bskeggs@...hat.com>
Reviewed-by: Lyude Paul <lyude@...hat.com>
Acked-by: Danilo Krummrich <me@...r.org>
Signed-off-by: Lyude Paul <lyude@...hat.com>
---
drivers/gpu/drm/nouveau/dispnv50/disp.c | 3 ++-
drivers/gpu/drm/nouveau/include/nvif/if0012.h | 5 ++---
drivers/gpu/drm/nouveau/include/nvif/outp.h | 9 ++++++++-
drivers/gpu/drm/nouveau/nvif/outp.c | 10 +++++-----
drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c | 4 ++--
5 files changed, 19 insertions(+), 12 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
index 290f3c80ba4eb..62fd910ffef61 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
@@ -502,7 +502,8 @@ nv50_dac_atomic_enable(struct drm_encoder *encoder, struct drm_atomic_state *sta
ctrl |= NVDEF(NV507D, DAC_SET_CONTROL, PROTOCOL, RGB_CRT);
- nvif_outp_acquire_rgb_crt(&nv_encoder->outp);
+ if (!nvif_outp_acquired(&nv_encoder->outp))
+ nvif_outp_acquire_dac(&nv_encoder->outp);
core->func->dac->ctrl(core, nv_encoder->outp.or.id, ctrl, asyh);
asyh->or.depth = 0;
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0012.h b/drivers/gpu/drm/nouveau/include/nvif/if0012.h
index 6cfc885e0aa9a..d139d070c0bc6 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if0012.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if0012.h
@@ -59,12 +59,11 @@ union nvif_outp_load_detect_args {
union nvif_outp_acquire_args {
struct nvif_outp_acquire_v0 {
__u8 version;
-#define NVIF_OUTP_ACQUIRE_V0_RGB_CRT 0x00
-#define NVIF_OUTP_ACQUIRE_V0_TV 0x01
+#define NVIF_OUTP_ACQUIRE_V0_DAC 0x00
#define NVIF_OUTP_ACQUIRE_V0_TMDS 0x02
#define NVIF_OUTP_ACQUIRE_V0_LVDS 0x03
#define NVIF_OUTP_ACQUIRE_V0_DP 0x04
- __u8 proto;
+ __u8 type;
__u8 or;
__u8 link;
__u8 pad04[4];
diff --git a/drivers/gpu/drm/nouveau/include/nvif/outp.h b/drivers/gpu/drm/nouveau/include/nvif/outp.h
index 23776057bfea8..c6d8823ef782c 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/outp.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/outp.h
@@ -28,7 +28,7 @@ enum nvif_outp_detect_status nvif_outp_detect(struct nvif_outp *);
int nvif_outp_edid_get(struct nvif_outp *, u8 **pedid);
int nvif_outp_load_detect(struct nvif_outp *, u32 loadval);
-int nvif_outp_acquire_rgb_crt(struct nvif_outp *);
+int nvif_outp_acquire_dac(struct nvif_outp *);
int nvif_outp_acquire_tmds(struct nvif_outp *, int head,
bool hdmi, u8 max_ac_packet, u8 rekey, u8 scdc, bool hda);
int nvif_outp_acquire_lvds(struct nvif_outp *, bool dual, bool bpc8);
@@ -40,6 +40,13 @@ int nvif_outp_inherit_tmds(struct nvif_outp *outp, u8 *proto_out);
int nvif_outp_inherit_dp(struct nvif_outp *outp, u8 *proto_out);
void nvif_outp_release(struct nvif_outp *);
+
+static inline bool
+nvif_outp_acquired(struct nvif_outp *outp)
+{
+ return outp->or.id >= 0;
+}
+
int nvif_outp_infoframe(struct nvif_outp *, u8 type, struct nvif_outp_infoframe_v0 *, u32 size);
int nvif_outp_hda_eld(struct nvif_outp *, int head, void *data, u32 size);
int nvif_outp_dp_aux_pwr(struct nvif_outp *, bool enable);
diff --git a/drivers/gpu/drm/nouveau/nvif/outp.c b/drivers/gpu/drm/nouveau/nvif/outp.c
index eecccfc17c1c6..41c4de40895f0 100644
--- a/drivers/gpu/drm/nouveau/nvif/outp.c
+++ b/drivers/gpu/drm/nouveau/nvif/outp.c
@@ -171,12 +171,12 @@ nvif_outp_release(struct nvif_outp *outp)
}
static inline int
-nvif_outp_acquire(struct nvif_outp *outp, u8 proto, struct nvif_outp_acquire_v0 *args)
+nvif_outp_acquire(struct nvif_outp *outp, u8 type, struct nvif_outp_acquire_v0 *args)
{
int ret;
args->version = 0;
- args->proto = proto;
+ args->type = type;
ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_ACQUIRE, args, sizeof(*args));
if (ret)
@@ -188,13 +188,13 @@ nvif_outp_acquire(struct nvif_outp *outp, u8 proto, struct nvif_outp_acquire_v0
}
int
-nvif_outp_acquire_rgb_crt(struct nvif_outp *outp)
+nvif_outp_acquire_dac(struct nvif_outp *outp)
{
struct nvif_outp_acquire_v0 args;
int ret;
- ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_RGB_CRT, &args);
- NVIF_ERRON(ret, &outp->object, "[ACQUIRE proto:RGB_CRT] or:%d", args.or);
+ ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_DAC, &args);
+ NVIF_ERRON(ret, &outp->object, "[ACQUIRE DAC] or:%d", args.or);
return ret;
}
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
index d56a87ae5b265..73c6227446fb8 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
@@ -217,8 +217,8 @@ nvkm_uoutp_mthd_acquire(struct nvkm_outp *outp, void *argv, u32 argc)
if (outp->ior)
return -EBUSY;
- switch (args->v0.proto) {
- case NVIF_OUTP_ACQUIRE_V0_RGB_CRT:
+ switch (args->v0.type) {
+ case NVIF_OUTP_ACQUIRE_V0_DAC:
ret = nvkm_outp_acquire_or(outp, NVKM_OUTP_USER, false);
break;
case NVIF_OUTP_ACQUIRE_V0_TMDS:
--
2.41.0
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