[PATCH v3 24/44] drm/nouveau/disp: add output lvds config method
From: Lyude Paul
Date: Tue Sep 19 2023 - 18:08:09 EST
From: Ben Skeggs <bskeggs@xxxxxxxxxx>
- was previously part of acquire()
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/dispnv50/disp.c | 2 +-
drivers/gpu/drm/nouveau/include/nvif/if0012.h | 16 ++++++++++------
drivers/gpu/drm/nouveau/include/nvif/outp.h | 3 ++-
drivers/gpu/drm/nouveau/nvif/outp.c | 15 +++++++--------
drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c | 14 ++++++++------
5 files changed, 28 insertions(+), 22 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
index 50a0ff304291e..11b11284a3218 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
@@ -1665,7 +1665,7 @@ nv50_sor_atomic_enable(struct drm_encoder *encoder, struct drm_atomic_state *sta
lvds_8bpc = true;
}
- nvif_outp_acquire_lvds(&nv_encoder->outp, lvds_dual, lvds_8bpc);
+ nvif_outp_lvds(&nv_encoder->outp, lvds_dual, lvds_8bpc);
break;
case DCB_OUTPUT_DP:
nvif_outp_acquire_dp(&nv_encoder->outp, nv_encoder->dp.dpcd, 0, 0, hda, false);
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0012.h b/drivers/gpu/drm/nouveau/include/nvif/if0012.h
index f878784593b43..ee4cec541a90e 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if0012.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if0012.h
@@ -24,6 +24,8 @@ union nvif_outp_args {
#define NVIF_OUTP_V0_BL_GET 0x30
#define NVIF_OUTP_V0_BL_SET 0x31
+#define NVIF_OUTP_V0_LVDS 0x40
+
#define NVIF_OUTP_V0_HDMI 0x50
#define NVIF_OUTP_V0_INFOFRAME 0x60
@@ -67,7 +69,6 @@ union nvif_outp_acquire_args {
#define NVIF_OUTP_ACQUIRE_V0_DAC 0x00
#define NVIF_OUTP_ACQUIRE_V0_SOR 0x01
#define NVIF_OUTP_ACQUIRE_V0_PIOR 0x02
-#define NVIF_OUTP_ACQUIRE_V0_LVDS 0x03
#define NVIF_OUTP_ACQUIRE_V0_DP 0x04
__u8 type;
__u8 or;
@@ -77,11 +78,6 @@ union nvif_outp_acquire_args {
struct {
__u8 hda;
} sor;
- struct {
- __u8 dual;
- __u8 bpc8;
- __u8 pad02[6];
- } lvds;
struct {
__u8 link_nr; /* 0 = highest possible. */
__u8 link_bw; /* 0 = highest possible, DP BW code otherwise. */
@@ -135,6 +131,14 @@ union nvif_outp_bl_set_args {
} v0;
};
+union nvif_outp_lvds_args {
+ struct nvif_outp_lvds_v0 {
+ __u8 version;
+ __u8 dual;
+ __u8 bpc8;
+ } v0;
+};
+
union nvif_outp_hdmi_args {
struct nvif_outp_hdmi_v0 {
__u8 version;
diff --git a/drivers/gpu/drm/nouveau/include/nvif/outp.h b/drivers/gpu/drm/nouveau/include/nvif/outp.h
index ef63d22b62f84..0ddaec9416eed 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/outp.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/outp.h
@@ -31,7 +31,6 @@ int nvif_outp_load_detect(struct nvif_outp *, u32 loadval);
int nvif_outp_acquire_dac(struct nvif_outp *);
int nvif_outp_acquire_sor(struct nvif_outp *, bool hda);
int nvif_outp_acquire_pior(struct nvif_outp *);
-int nvif_outp_acquire_lvds(struct nvif_outp *, bool dual, bool bpc8);
int nvif_outp_acquire_dp(struct nvif_outp *outp, u8 dpcd[DP_RECEIVER_CAP_SIZE],
int link_nr, int link_bw, bool hda, bool mst);
int nvif_outp_inherit_rgb_crt(struct nvif_outp *outp, u8 *proto_out);
@@ -50,6 +49,8 @@ nvif_outp_acquired(struct nvif_outp *outp)
int nvif_outp_bl_get(struct nvif_outp *);
int nvif_outp_bl_set(struct nvif_outp *, int level);
+int nvif_outp_lvds(struct nvif_outp *, bool dual, bool bpc8);
+
int nvif_outp_hdmi(struct nvif_outp *, int head, bool enable, u8 max_ac_packet, u8 rekey, u32 khz,
bool scdc, bool scdc_scrambling, bool scdc_low_rates);
diff --git a/drivers/gpu/drm/nouveau/nvif/outp.c b/drivers/gpu/drm/nouveau/nvif/outp.c
index 5a3c0dd7d5324..dbb0986f05558 100644
--- a/drivers/gpu/drm/nouveau/nvif/outp.c
+++ b/drivers/gpu/drm/nouveau/nvif/outp.c
@@ -150,18 +150,17 @@ nvif_outp_hdmi(struct nvif_outp *outp, int head, bool enable, u8 max_ac_packet,
}
int
-nvif_outp_acquire_lvds(struct nvif_outp *outp, bool dual, bool bpc8)
+nvif_outp_lvds(struct nvif_outp *outp, bool dual, bool bpc8)
{
- struct nvif_outp_acquire_v0 args;
+ struct nvif_outp_lvds_v0 args;
int ret;
- args.lvds.dual = dual;
- args.lvds.bpc8 = bpc8;
+ args.version = 0;
+ args.dual = dual;
+ args.bpc8 = bpc8;
- ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_LVDS, &args);
- NVIF_ERRON(ret, &outp->object,
- "[ACQUIRE proto:LVDS dual:%d 8bpc:%d] or:%d link:%d",
- args.lvds.dual, args.lvds.bpc8, args.or, args.link);
+ ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_LVDS, &args, sizeof(args));
+ NVIF_ERRON(ret, &outp->object, "[LVDS dual:%d 8bpc:%d]", args.dual, args.bpc8);
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 c1775524919fd..ad75dc5c50cf7 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
@@ -171,13 +171,17 @@ nvkm_uoutp_mthd_hdmi(struct nvkm_outp *outp, void *argv, u32 argc)
}
static int
-nvkm_uoutp_mthd_acquire_lvds(struct nvkm_outp *outp, bool dual, bool bpc8)
+nvkm_uoutp_mthd_lvds(struct nvkm_outp *outp, void *argv, u32 argc)
{
+ union nvif_outp_lvds_args *args = argv;
+
+ if (argc != sizeof(args->v0) || args->v0.version != 0)
+ return -ENOSYS;
if (outp->info.type != DCB_OUTPUT_LVDS)
return -EINVAL;
- outp->lvds.dual = dual;
- outp->lvds.bpc8 = bpc8;
+ outp->lvds.dual = !!args->v0.dual;
+ outp->lvds.bpc8 = !!args->v0.bpc8;
return 0;
}
@@ -253,9 +257,6 @@ nvkm_uoutp_mthd_acquire(struct nvkm_outp *outp, void *argv, u32 argc)
case NVIF_OUTP_ACQUIRE_V0_SOR:
ret = nvkm_outp_acquire_or(outp, NVKM_OUTP_USER, args->v0.sor.hda);
break;
- case NVIF_OUTP_ACQUIRE_V0_LVDS:
- ret = nvkm_uoutp_mthd_acquire_lvds(outp, args->v0.lvds.dual, args->v0.lvds.bpc8);
- break;
case NVIF_OUTP_ACQUIRE_V0_DP:
ret = nvkm_uoutp_mthd_acquire_dp(outp, args->v0.dp.dpcd,
args->v0.dp.link_nr,
@@ -406,6 +407,7 @@ nvkm_uoutp_mthd_acquired(struct nvkm_outp *outp, u32 mthd, void *argv, u32 argc)
{
switch (mthd) {
case NVIF_OUTP_V0_RELEASE : return nvkm_uoutp_mthd_release (outp, argv, argc);
+ case NVIF_OUTP_V0_LVDS : return nvkm_uoutp_mthd_lvds (outp, argv, argc);
case NVIF_OUTP_V0_HDMI : return nvkm_uoutp_mthd_hdmi (outp, argv, argc);
case NVIF_OUTP_V0_INFOFRAME : return nvkm_uoutp_mthd_infoframe (outp, argv, argc);
case NVIF_OUTP_V0_HDA_ELD : return nvkm_uoutp_mthd_hda_eld (outp, argv, argc);
--
2.41.0