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-rw-r--r--drivers/gpu/drm/nouveau/nouveau_encoder.h6
-rw-r--r--drivers/gpu/drm/nouveau/nv50_crtc.c31
-rw-r--r--drivers/gpu/drm/nouveau/nv50_dac.c17
-rw-r--r--drivers/gpu/drm/nouveau/nv50_sor.c32
4 files changed, 41 insertions, 45 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_encoder.h b/drivers/gpu/drm/nouveau/nouveau_encoder.h
index e4442e28b568..a1a0d48ae70c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_encoder.h
+++ b/drivers/gpu/drm/nouveau/nouveau_encoder.h
@@ -38,13 +38,15 @@ struct nouveau_encoder {
struct dcb_entry *dcb;
int or;
+ /* different to drm_encoder.crtc, this reflects what's
+ * actually programmed on the hw, not the proposed crtc */
+ struct drm_crtc *crtc;
+
struct drm_display_mode mode;
int last_dpms;
struct nv04_output_reg restore;
- void (*disconnect)(struct nouveau_encoder *encoder);
-
union {
struct {
int mc_unknown;
diff --git a/drivers/gpu/drm/nouveau/nv50_crtc.c b/drivers/gpu/drm/nouveau/nv50_crtc.c
index b4e4a3b05eae..fb3ed5d80aa6 100644
--- a/drivers/gpu/drm/nouveau/nv50_crtc.c
+++ b/drivers/gpu/drm/nouveau/nv50_crtc.c
@@ -440,40 +440,9 @@ nv50_crtc_prepare(struct drm_crtc *crtc)
{
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
struct drm_device *dev = crtc->dev;
- struct drm_encoder *encoder;
- uint32_t dac = 0, sor = 0;
NV_DEBUG_KMS(dev, "index %d\n", nv_crtc->index);
- /* Disconnect all unused encoders. */
- list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
- struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
-
- if (!drm_helper_encoder_in_use(encoder))
- continue;
-
- if (nv_encoder->dcb->type == OUTPUT_ANALOG ||
- nv_encoder->dcb->type == OUTPUT_TV)
- dac |= (1 << nv_encoder->or);
- else
- sor |= (1 << nv_encoder->or);
- }
-
- list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
- struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
-
- if (nv_encoder->dcb->type == OUTPUT_ANALOG ||
- nv_encoder->dcb->type == OUTPUT_TV) {
- if (dac & (1 << nv_encoder->or))
- continue;
- } else {
- if (sor & (1 << nv_encoder->or))
- continue;
- }
-
- nv_encoder->disconnect(nv_encoder);
- }
-
nv50_crtc_blank(nv_crtc, true);
}
diff --git a/drivers/gpu/drm/nouveau/nv50_dac.c b/drivers/gpu/drm/nouveau/nv50_dac.c
index e114f818751d..f5fd35a657c3 100644
--- a/drivers/gpu/drm/nouveau/nv50_dac.c
+++ b/drivers/gpu/drm/nouveau/nv50_dac.c
@@ -37,13 +37,17 @@
#include "nv50_display.h"
static void
-nv50_dac_disconnect(struct nouveau_encoder *nv_encoder)
+nv50_dac_disconnect(struct drm_encoder *encoder)
{
- struct drm_device *dev = to_drm_encoder(nv_encoder)->dev;
+ struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
+ struct drm_device *dev = encoder->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_channel *evo = dev_priv->evo;
int ret;
+ if (!nv_encoder->crtc)
+ return;
+
NV_DEBUG_KMS(dev, "Disconnecting DAC %d\n", nv_encoder->or);
ret = RING_SPACE(evo, 2);
@@ -53,6 +57,8 @@ nv50_dac_disconnect(struct nouveau_encoder *nv_encoder)
}
BEGIN_RING(evo, 0, NV50_EVO_DAC(nv_encoder->or, MODE_CTRL), 1);
OUT_RING(evo, 0);
+
+ nv_encoder->crtc = NULL;
}
static enum drm_connector_status
@@ -243,6 +249,8 @@ nv50_dac_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
BEGIN_RING(evo, 0, NV50_EVO_DAC(nv_encoder->or, MODE_CTRL), 2);
OUT_RING(evo, mode_ctl);
OUT_RING(evo, mode_ctl2);
+
+ nv_encoder->crtc = encoder->crtc;
}
static const struct drm_encoder_helper_funcs nv50_dac_helper_funcs = {
@@ -253,7 +261,8 @@ static const struct drm_encoder_helper_funcs nv50_dac_helper_funcs = {
.prepare = nv50_dac_prepare,
.commit = nv50_dac_commit,
.mode_set = nv50_dac_mode_set,
- .detect = nv50_dac_detect
+ .detect = nv50_dac_detect,
+ .disable = nv50_dac_disconnect
};
static void
@@ -288,8 +297,6 @@ nv50_dac_create(struct drm_connector *connector, struct dcb_entry *entry)
nv_encoder->dcb = entry;
nv_encoder->or = ffs(entry->or) - 1;
- nv_encoder->disconnect = nv50_dac_disconnect;
-
drm_encoder_init(connector->dev, encoder, &nv50_dac_encoder_funcs,
DRM_MODE_ENCODER_DAC);
drm_encoder_helper_add(encoder, &nv50_dac_helper_funcs);
diff --git a/drivers/gpu/drm/nouveau/nv50_sor.c b/drivers/gpu/drm/nouveau/nv50_sor.c
index 4832bba7c43a..b259d63202eb 100644
--- a/drivers/gpu/drm/nouveau/nv50_sor.c
+++ b/drivers/gpu/drm/nouveau/nv50_sor.c
@@ -37,13 +37,17 @@
#include "nv50_display.h"
static void
-nv50_sor_disconnect(struct nouveau_encoder *nv_encoder)
+nv50_sor_disconnect(struct drm_encoder *encoder)
{
- struct drm_device *dev = to_drm_encoder(nv_encoder)->dev;
+ struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder);
+ struct drm_device *dev = encoder->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_channel *evo = dev_priv->evo;
int ret;
+ if (!nv_encoder->crtc)
+ return;
+
NV_DEBUG_KMS(dev, "Disconnecting SOR %d\n", nv_encoder->or);
ret = RING_SPACE(evo, 2);
@@ -53,6 +57,9 @@ nv50_sor_disconnect(struct nouveau_encoder *nv_encoder)
}
BEGIN_RING(evo, 0, NV50_EVO_SOR(nv_encoder->or, MODE_CTRL), 1);
OUT_RING(evo, 0);
+
+ nv_encoder->crtc = NULL;
+ nv_encoder->last_dpms = DRM_MODE_DPMS_OFF;
}
static void
@@ -94,14 +101,16 @@ nv50_sor_dpms(struct drm_encoder *encoder, int mode)
uint32_t val;
int or = nv_encoder->or;
- NV_DEBUG_KMS(dev, "or %d mode %d\n", or, mode);
+ NV_DEBUG_KMS(dev, "or %d type %d mode %d\n", or, nv_encoder->dcb->type, mode);
nv_encoder->last_dpms = mode;
list_for_each_entry(enc, &dev->mode_config.encoder_list, head) {
struct nouveau_encoder *nvenc = nouveau_encoder(enc);
if (nvenc == nv_encoder ||
- nvenc->disconnect != nv50_sor_disconnect ||
+ (nvenc->dcb->type != OUTPUT_TMDS &&
+ nvenc->dcb->type != OUTPUT_LVDS &&
+ nvenc->dcb->type != OUTPUT_DP) ||
nvenc->dcb->or != nv_encoder->dcb->or)
continue;
@@ -239,6 +248,14 @@ nv50_sor_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
}
BEGIN_RING(evo, 0, NV50_EVO_SOR(nv_encoder->or, MODE_CTRL), 1);
OUT_RING(evo, mode_ctl);
+
+ nv_encoder->crtc = encoder->crtc;
+}
+
+static struct drm_crtc *
+nv50_sor_crtc_get(struct drm_encoder *encoder)
+{
+ return nouveau_encoder(encoder)->crtc;
}
static const struct drm_encoder_helper_funcs nv50_sor_helper_funcs = {
@@ -249,7 +266,9 @@ static const struct drm_encoder_helper_funcs nv50_sor_helper_funcs = {
.prepare = nv50_sor_prepare,
.commit = nv50_sor_commit,
.mode_set = nv50_sor_mode_set,
- .detect = NULL
+ .get_crtc = nv50_sor_crtc_get,
+ .detect = NULL,
+ .disable = nv50_sor_disconnect
};
static void
@@ -300,8 +319,7 @@ nv50_sor_create(struct drm_connector *connector, struct dcb_entry *entry)
nv_encoder->dcb = entry;
nv_encoder->or = ffs(entry->or) - 1;
-
- nv_encoder->disconnect = nv50_sor_disconnect;
+ nv_encoder->last_dpms = DRM_MODE_DPMS_OFF;
drm_encoder_init(dev, encoder, &nv50_sor_encoder_funcs, type);
drm_encoder_helper_add(encoder, &nv50_sor_helper_funcs);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.