[Intel-gfx] [PATCH 15/28] drm: Move encoder->save/restore into nouveau

Daniel Vetter daniel.vetter at ffwll.ch
Fri Dec 4 00:45:56 PST 2015


Nouveau is the only user, and atomic drivers should do state
save/restoring differently. So move it into noveau.

Saves me typing some kerneldoc, too ;-)

Cc: Ben Skeggs <bskeggs at redhat.com>
Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
---
 drivers/gpu/drm/nouveau/dispnv04/dac.c    |  7 +++----
 drivers/gpu/drm/nouveau/dispnv04/dfp.c    |  7 +++----
 drivers/gpu/drm/nouveau/dispnv04/disp.c   | 34 ++++++++++++-------------------
 drivers/gpu/drm/nouveau/dispnv04/tvnv04.c |  5 +++--
 drivers/gpu/drm/nouveau/dispnv04/tvnv17.c |  5 +++--
 drivers/gpu/drm/nouveau/nouveau_encoder.h |  3 +++
 include/drm/drm_modeset_helper_vtables.h  |  4 ----
 7 files changed, 28 insertions(+), 37 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/dispnv04/dac.c b/drivers/gpu/drm/nouveau/dispnv04/dac.c
index 78cb033bc015..6c442def403d 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/dac.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/dac.c
@@ -504,8 +504,6 @@ static void nv04_dac_destroy(struct drm_encoder *encoder)
 
 static const struct drm_encoder_helper_funcs nv04_dac_helper_funcs = {
 	.dpms = nv04_dac_dpms,
-	.save = nv04_dac_save,
-	.restore = nv04_dac_restore,
 	.mode_fixup = nv04_dac_mode_fixup,
 	.prepare = nv04_dac_prepare,
 	.commit = nv04_dac_commit,
@@ -515,8 +513,6 @@ static const struct drm_encoder_helper_funcs nv04_dac_helper_funcs = {
 
 static const struct drm_encoder_helper_funcs nv17_dac_helper_funcs = {
 	.dpms = nv04_dac_dpms,
-	.save = nv04_dac_save,
-	.restore = nv04_dac_restore,
 	.mode_fixup = nv04_dac_mode_fixup,
 	.prepare = nv04_dac_prepare,
 	.commit = nv04_dac_commit,
@@ -545,6 +541,9 @@ nv04_dac_create(struct drm_connector *connector, struct dcb_output *entry)
 	nv_encoder->dcb = entry;
 	nv_encoder->or = ffs(entry->or) - 1;
 
+	nv_encoder->enc_save = nv04_dac_save;
+	nv_encoder->enc_restore = nv04_dac_restore;
+
 	if (nv_gf4_disp_arch(dev))
 		helper = &nv17_dac_helper_funcs;
 	else
diff --git a/drivers/gpu/drm/nouveau/dispnv04/dfp.c b/drivers/gpu/drm/nouveau/dispnv04/dfp.c
index 429ab5e3025a..4c5fb89d74db 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/dfp.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/dfp.c
@@ -652,8 +652,6 @@ static void nv04_tmds_slave_init(struct drm_encoder *encoder)
 
 static const struct drm_encoder_helper_funcs nv04_lvds_helper_funcs = {
 	.dpms = nv04_lvds_dpms,
-	.save = nv04_dfp_save,
-	.restore = nv04_dfp_restore,
 	.mode_fixup = nv04_dfp_mode_fixup,
 	.prepare = nv04_dfp_prepare,
 	.commit = nv04_dfp_commit,
@@ -663,8 +661,6 @@ static const struct drm_encoder_helper_funcs nv04_lvds_helper_funcs = {
 
 static const struct drm_encoder_helper_funcs nv04_tmds_helper_funcs = {
 	.dpms = nv04_tmds_dpms,
-	.save = nv04_dfp_save,
-	.restore = nv04_dfp_restore,
 	.mode_fixup = nv04_dfp_mode_fixup,
 	.prepare = nv04_dfp_prepare,
 	.commit = nv04_dfp_commit,
@@ -701,6 +697,9 @@ nv04_dfp_create(struct drm_connector *connector, struct dcb_output *entry)
 	if (!nv_encoder)
 		return -ENOMEM;
 
+	nv_encoder->enc_save = nv04_dfp_save;
+	nv_encoder->enc_restore = nv04_dfp_restore;
+
 	encoder = to_drm_encoder(nv_encoder);
 
 	nv_encoder->dcb = entry;
diff --git a/drivers/gpu/drm/nouveau/dispnv04/disp.c b/drivers/gpu/drm/nouveau/dispnv04/disp.c
index ebd9430e0628..449d92a2175e 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/disp.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/disp.c
@@ -39,6 +39,7 @@ nv04_display_create(struct drm_device *dev)
 	struct dcb_table *dcb = &drm->vbios.dcb;
 	struct drm_connector *connector, *ct;
 	struct drm_encoder *encoder;
+	struct nouveau_encoder *nv_encoder;
 	struct nouveau_crtc *crtc;
 	struct nv04_display *disp;
 	int i, ret;
@@ -108,13 +109,10 @@ nv04_display_create(struct drm_device *dev)
 
 	/* Save previous state */
 	list_for_each_entry(crtc, &dev->mode_config.crtc_list, base.head)
-		crtc->save(crtc);
+		crtc->save(&crtc->base);
 
-	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
-		const struct drm_encoder_helper_funcs *func = encoder->helper_private;
-
-		func->save(encoder);
-	}
+	list_for_each_entry(nv_encoder, &dev->mode_config.encoder_list, base.base.head)
+		nv_encoder->enc_save(&nv_encoder->base.base);
 
 	nouveau_overlay_init(dev);
 
@@ -126,7 +124,7 @@ nv04_display_destroy(struct drm_device *dev)
 {
 	struct nv04_display *disp = nv04_display(dev);
 	struct nouveau_drm *drm = nouveau_drm(dev);
-	struct drm_encoder *encoder;
+	struct nouveau_encoder *encoder;
 	struct drm_crtc *crtc;
 	struct nouveau_crtc *nv_crtc;
 
@@ -140,11 +138,8 @@ nv04_display_destroy(struct drm_device *dev)
 	}
 
 	/* Restore state */
-	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
-		const struct drm_encoder_helper_funcs *func = encoder->helper_private;
-
-		func->restore(encoder);
-	}
+	list_for_each_entry(encoder, &dev->mode_config.encoder_list, base.base.head)
+		encoder->enc_restore(&encoder->base.base);
 
 	list_for_each_entry(nv_crtc, &dev->mode_config.crtc_list, base.head)
 		nv_crtc->restore(crtc);
@@ -160,8 +155,8 @@ nv04_display_destroy(struct drm_device *dev)
 int
 nv04_display_init(struct drm_device *dev)
 {
-	struct drm_encoder *encoder;
-	struct drm_crtc *crtc;
+	struct nouveau_encoder *encoder;
+	struct nouveau_crtc *crtc;
 
 	/* meh.. modeset apparently doesn't setup all the regs and depends
 	 * on pre-existing state, for now load the state of the card *before*
@@ -171,14 +166,11 @@ nv04_display_init(struct drm_device *dev)
 	 * save/restore "pre-load" state, but more general so we can save
 	 * on suspend too.
 	 */
-	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
-		const struct drm_encoder_helper_funcs *func = encoder->helper_private;
-
-		func->restore(encoder);
-	}
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, base.head)
+		crtc->save(&crtc->base);
 
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
-		crtc->funcs->restore(crtc);
+	list_for_each_entry(encoder, &dev->mode_config.encoder_list, base.base.head)
+		encoder->enc_save(&encoder->base.base);
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/nouveau/dispnv04/tvnv04.c b/drivers/gpu/drm/nouveau/dispnv04/tvnv04.c
index 5345eb5378a8..91d689400d2e 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/tvnv04.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/tvnv04.c
@@ -192,8 +192,6 @@ static const struct drm_encoder_funcs nv04_tv_funcs = {
 
 static const struct drm_encoder_helper_funcs nv04_tv_helper_funcs = {
 	.dpms = nv04_tv_dpms,
-	.save = drm_i2c_encoder_save,
-	.restore = drm_i2c_encoder_restore,
 	.mode_fixup = drm_i2c_encoder_mode_fixup,
 	.prepare = nv04_tv_prepare,
 	.commit = nv04_tv_commit,
@@ -228,6 +226,9 @@ nv04_tv_create(struct drm_connector *connector, struct dcb_output *entry)
 	drm_encoder_init(dev, encoder, &nv04_tv_funcs, DRM_MODE_ENCODER_TVDAC);
 	drm_encoder_helper_add(encoder, &nv04_tv_helper_funcs);
 
+	nv_encoder->enc_save = drm_i2c_encoder_save;
+	nv_encoder->enc_restore = drm_i2c_encoder_restore;
+
 	encoder->possible_crtcs = entry->heads;
 	encoder->possible_clones = 0;
 	nv_encoder->dcb = entry;
diff --git a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
index b734195d80a0..ff8c55866b18 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/tvnv17.c
@@ -771,8 +771,6 @@ static void nv17_tv_destroy(struct drm_encoder *encoder)
 
 static struct drm_encoder_helper_funcs nv17_tv_helper_funcs = {
 	.dpms = nv17_tv_dpms,
-	.save = nv17_tv_save,
-	.restore = nv17_tv_restore,
 	.mode_fixup = nv17_tv_mode_fixup,
 	.prepare = nv17_tv_prepare,
 	.commit = nv17_tv_commit,
@@ -820,6 +818,9 @@ nv17_tv_create(struct drm_connector *connector, struct dcb_output *entry)
 	drm_encoder_helper_add(encoder, &nv17_tv_helper_funcs);
 	to_encoder_slave(encoder)->slave_funcs = &nv17_tv_slave_funcs;
 
+	tv_enc->base.enc_save = nv17_tv_save;
+	tv_enc->base.enc_restore = nv17_tv_restore;
+
 	encoder->possible_crtcs = entry->heads;
 	encoder->possible_clones = 0;
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_encoder.h b/drivers/gpu/drm/nouveau/nouveau_encoder.h
index b37da95105b0..c38a86408363 100644
--- a/drivers/gpu/drm/nouveau/nouveau_encoder.h
+++ b/drivers/gpu/drm/nouveau/nouveau_encoder.h
@@ -63,6 +63,9 @@ struct nouveau_encoder {
 			u32 datarate;
 		} dp;
 	};
+
+	void (*enc_save)(struct drm_encoder *encoder);
+	void (*enc_restore)(struct drm_encoder *encoder);
 };
 
 struct nouveau_encoder *
diff --git a/include/drm/drm_modeset_helper_vtables.h b/include/drm/drm_modeset_helper_vtables.h
index 35c5a1c4e7ba..bc731754fc70 100644
--- a/include/drm/drm_modeset_helper_vtables.h
+++ b/include/drm/drm_modeset_helper_vtables.h
@@ -126,8 +126,6 @@ static inline void drm_crtc_helper_add(struct drm_crtc *crtc,
 /**
  * struct drm_encoder_helper_funcs - helper operations for encoders
  * @dpms: set power state
- * @save: save connector state
- * @restore: restore connector state
  * @mode_fixup: try to fixup proposed mode for this connector
  * @prepare: part of the disable sequence, called before the CRTC modeset
  * @commit: called after the CRTC modeset
@@ -149,8 +147,6 @@ static inline void drm_crtc_helper_add(struct drm_crtc *crtc,
  */
 struct drm_encoder_helper_funcs {
 	void (*dpms)(struct drm_encoder *encoder, int mode);
-	void (*save)(struct drm_encoder *encoder);
-	void (*restore)(struct drm_encoder *encoder);
 
 	bool (*mode_fixup)(struct drm_encoder *encoder,
 			   const struct drm_display_mode *mode,
-- 
2.5.1



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