[PATCH 13/24] radeon/audio: moved VBI packet programming to separate functions

[Alex Deucher <alexdeucher@gmail.com>]

From: Slava Grigorev <slava.grigorev@amd.com>

Signed-off-by: Slava Grigorev <slava.grigorev@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/radeon/dce3_1_afmt.c    |  9 +--------
 drivers/gpu/drm/radeon/evergreen_hdmi.c | 20 ++++++++++++--------
 drivers/gpu/drm/radeon/r600_hdmi.c      | 17 ++++++++++++-----
 drivers/gpu/drm/radeon/radeon_audio.c   | 18 ++++++++++++++++++
 drivers/gpu/drm/radeon/radeon_audio.h   |  2 ++
 5 files changed, 45 insertions(+), 21 deletions(-)

diff --git a/drivers/gpu/drm/radeon/dce3_1_afmt.c b/drivers/gpu/drm/radeon/dce3_1_afmt.c
index 678909f..73af518 100644
--- a/drivers/gpu/drm/radeon/dce3_1_afmt.c
+++ b/drivers/gpu/drm/radeon/dce3_1_afmt.c
@@ -226,9 +226,7 @@ void dce3_1_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *m
 	radeon_audio_enable(rdev, dig->afmt->pin, 0);
 
 	radeon_audio_set_dto(encoder, mode->clock);
-
-	WREG32(HDMI0_VBI_PACKET_CONTROL + offset,
-	       HDMI0_NULL_SEND); /* send null packets when required */
+	radeon_audio_set_vbi_packet(encoder);
 
 	WREG32(HDMI0_AUDIO_CRC_CONTROL + offset, 0x1000);
 
@@ -252,11 +250,6 @@ void dce3_1_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *m
 		radeon_audio_write_sad_regs(encoder);
 	}
 
-	WREG32(HDMI0_VBI_PACKET_CONTROL + offset,
-	       HDMI0_NULL_SEND | /* send null packets when required */
-	       HDMI0_GC_SEND | /* send general control packets */
-	       HDMI0_GC_CONT); /* send general control packets every frame */
-
 	/* TODO: HDMI0_AUDIO_INFO_UPDATE */
 	WREG32(HDMI0_INFOFRAME_CONTROL0 + offset,
 	       HDMI0_AVI_INFO_SEND | /* enable AVI info frames */
diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c
index c2abab4..5fffecc 100644
--- a/drivers/gpu/drm/radeon/evergreen_hdmi.c
+++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c
@@ -289,6 +289,17 @@ void dce4_dp_audio_set_dto(struct radeon_device *rdev,
 	WREG32(DCCG_AUDIO_DTO1_MODULE, rdev->clock.max_pixel_clock * 10);
 }
 
+void dce4_set_vbi_packet(struct drm_encoder *encoder, u32 offset)
+{
+	struct drm_device *dev = encoder->dev;
+	struct radeon_device *rdev = dev->dev_private;
+
+	WREG32(HDMI_VBI_PACKET_CONTROL + offset,
+		HDMI_NULL_SEND |	/* send null packets when required */
+		HDMI_GC_SEND |		/* send general control packets */
+		HDMI_GC_CONT);		/* send general control packets every frame */
+}
+
 /*
  * update the info frames with the data from the current display mode
  */
@@ -325,9 +336,7 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode
 	radeon_audio_enable(rdev, dig->afmt->pin, 0);
 
 	radeon_audio_set_dto(encoder, mode->clock);
-
-	WREG32(HDMI_VBI_PACKET_CONTROL + offset,
-	       HDMI_NULL_SEND); /* send null packets when required */
+	radeon_audio_set_vbi_packet(encoder);
 
 	WREG32(AFMT_AUDIO_CRC_CONTROL + offset, 0x1000);
 
@@ -360,11 +369,6 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode
 
 	WREG32(HDMI_CONTROL + offset, val);
 
-	WREG32(HDMI_VBI_PACKET_CONTROL + offset,
-	       HDMI_NULL_SEND | /* send null packets when required */
-	       HDMI_GC_SEND | /* send general control packets */
-	       HDMI_GC_CONT); /* send general control packets every frame */
-
 	WREG32(HDMI_INFOFRAME_CONTROL0 + offset,
 	       HDMI_AUDIO_INFO_SEND | /* enable audio info frames (frames won't be set until audio is enabled) */
 	       HDMI_AUDIO_INFO_CONT); /* required for audio info values to be updated */
diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c
index 05eec9f..7db7e89 100644
--- a/drivers/gpu/drm/radeon/r600_hdmi.c
+++ b/drivers/gpu/drm/radeon/r600_hdmi.c
@@ -329,6 +329,17 @@ void r600_hdmi_audio_set_dto(struct radeon_device *rdev,
 	}
 }
 
+void r600_set_vbi_packet(struct drm_encoder *encoder, u32 offset)
+{
+	struct drm_device *dev = encoder->dev;
+	struct radeon_device *rdev = dev->dev_private;
+
+	WREG32_OR(HDMI0_VBI_PACKET_CONTROL + offset,
+		HDMI0_NULL_SEND |	/* send null packets when required */
+		HDMI0_GC_SEND |		/* send general control packets */
+		HDMI0_GC_CONT);		/* send general control packets every frame */
+}
+
 /*
  * update the info frames with the data from the current display mode
  */
@@ -356,6 +367,7 @@ void r600_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *mod
 	radeon_audio_enable(rdev, dig->afmt->pin, 0);
 
 	radeon_audio_set_dto(encoder, mode->clock);
+	radeon_audio_set_vbi_packet(encoder);
 
 	WREG32_P(HDMI0_AUDIO_PACKET_CONTROL + offset,
 		 HDMI0_AUDIO_SAMPLE_SEND | /* send audio packets */
@@ -367,11 +379,6 @@ void r600_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *mod
 		   HDMI0_AUDIO_PACKETS_PER_LINE_MASK |
 		   HDMI0_60958_CS_UPDATE));
 
-	WREG32_OR(HDMI0_VBI_PACKET_CONTROL + offset,
-		  HDMI0_NULL_SEND | /* send null packets when required */
-		  HDMI0_GC_SEND | /* send general control packets */
-		  HDMI0_GC_CONT); /* send general control packets every frame */
-
 	WREG32_OR(HDMI0_INFOFRAME_CONTROL0 + offset,
 		  HDMI0_AVI_INFO_SEND | /* enable AVI info frames */
 		  HDMI0_AVI_INFO_CONT | /* send AVI info frames every frame/field */
diff --git a/drivers/gpu/drm/radeon/radeon_audio.c b/drivers/gpu/drm/radeon/radeon_audio.c
index 375252c..8a8f98c 100644
--- a/drivers/gpu/drm/radeon/radeon_audio.c
+++ b/drivers/gpu/drm/radeon/radeon_audio.c
@@ -85,6 +85,8 @@ void dce3_2_hdmi_update_acr(struct drm_encoder *encoder, long offset,
 	const struct radeon_hdmi_acr *acr);
 void evergreen_hdmi_update_acr(struct drm_encoder *encoder, long offset,
 	const struct radeon_hdmi_acr *acr);
+void r600_set_vbi_packet(struct drm_encoder *encoder, u32 offset);
+void dce4_set_vbi_packet(struct drm_encoder *encoder, u32 offset);
 
 static const u32 pin_offsets[7] =
 {
@@ -140,6 +142,7 @@ static struct radeon_audio_funcs r600_hdmi_funcs = {
 	.get_pin = r600_audio_get_pin,
 	.set_dto = r600_hdmi_audio_set_dto,
 	.update_acr = r600_hdmi_update_acr,
+	.set_vbi_packet = r600_set_vbi_packet,
 };
 
 static struct radeon_audio_funcs dce32_hdmi_funcs = {
@@ -148,6 +151,7 @@ static struct radeon_audio_funcs dce32_hdmi_funcs = {
 	.write_speaker_allocation = dce3_2_afmt_hdmi_write_speaker_allocation,
 	.set_dto = dce3_2_audio_set_dto,
 	.update_acr = dce3_2_hdmi_update_acr,
+	.set_vbi_packet = r600_set_vbi_packet,
 };
 
 static struct radeon_audio_funcs dce32_dp_funcs = {
@@ -164,6 +168,7 @@ static struct radeon_audio_funcs dce4_hdmi_funcs = {
 	.write_latency_fields = dce4_afmt_write_latency_fields,
 	.set_dto = dce4_hdmi_audio_set_dto,
 	.update_acr = evergreen_hdmi_update_acr,
+	.set_vbi_packet = dce4_set_vbi_packet,
 };
 
 static struct radeon_audio_funcs dce4_dp_funcs = {
@@ -181,6 +186,7 @@ static struct radeon_audio_funcs dce6_hdmi_funcs = {
 	.write_speaker_allocation = dce6_afmt_hdmi_write_speaker_allocation,
 	.write_latency_fields = dce6_afmt_write_latency_fields,
 	.set_dto = dce6_hdmi_audio_set_dto,
+	.set_vbi_packet = dce4_set_vbi_packet,
 };
 
 static struct radeon_audio_funcs dce6_dp_funcs = {
@@ -555,3 +561,15 @@ void radeon_audio_update_acr(struct drm_encoder *encoder, unsigned int clock)
 	if (radeon_encoder->audio && radeon_encoder->audio->update_acr)
 		radeon_encoder->audio->update_acr(encoder, dig->afmt->offset, acr);
 }
+
+void radeon_audio_set_vbi_packet(struct drm_encoder *encoder)
+{
+    struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+    struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
+
+	if (!dig || !dig->afmt)
+		return;
+
+	if (radeon_encoder->audio && radeon_encoder->audio->set_vbi_packet)
+		radeon_encoder->audio->set_vbi_packet(encoder, dig->afmt->offset);
+}
diff --git a/drivers/gpu/drm/radeon/radeon_audio.h b/drivers/gpu/drm/radeon/radeon_audio.h
index a4d0553..7cdbd7f 100644
--- a/drivers/gpu/drm/radeon/radeon_audio.h
+++ b/drivers/gpu/drm/radeon/radeon_audio.h
@@ -57,6 +57,7 @@ struct radeon_audio_funcs
 		struct radeon_crtc *crtc, unsigned int clock);
 	void (*update_acr)(struct drm_encoder *encoder, long offset,
 		const struct radeon_hdmi_acr *acr);
+	void (*set_vbi_packet)(struct drm_encoder *encoder, u32 offset);
 };
 
 int radeon_audio_init(struct radeon_device *rdev);
@@ -79,5 +80,6 @@ void radeon_audio_set_dto(struct drm_encoder *encoder, unsigned int clock);
 void radeon_update_avi_infoframe(struct drm_encoder *encoder, void *buffer,
 	size_t size);
 void radeon_audio_update_acr(struct drm_encoder *encoder, unsigned int clock);
+void radeon_audio_set_vbi_packet(struct drm_encoder *encoder);
 
 #endif
-- 
1.8.3.1

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