drm/radeon: set speakers allocation earlier

Do it before enabling audio channels (in AFMT_AUDIO_PACKET_CONTROL2
register).

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 48 insertions, 21 deletions

diff --git a/drivers/gpu/drm/radeon/dce6_afmt.c b/drivers/gpu/drm/radeon/dce6_afmt.c
index 0d9a6a21088c..8953255e894b 100644
--- a/drivers/gpu/drm/radeon/dce6_afmt.c
+++ b/drivers/gpu/drm/radeon/dce6_afmt.c
@@ -94,17 +94,62 @@ void dce6_afmt_select_pin(struct drm_encoder *encoder)
         WREG32(AFMT_AUDIO_SRC_CONTROL + offset, AFMT_AUDIO_SRC_SELECT(id));
 }
 
-void dce6_afmt_write_sad_regs(struct drm_encoder *encoder)
+void dce6_afmt_write_speaker_allocation(struct drm_encoder *encoder)
 {
         struct radeon_device *rdev = encoder->dev->dev_private;
         struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
         struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
+        struct drm_connector *connector;
+        struct radeon_connector *radeon_connector = NULL;
         u32 offset, tmp;
+        u8 *sadb;
+        int sad_count;
+
+        if (!dig->afmt->pin)
+                return;
+
+        offset = dig->afmt->pin->offset;
+
+        list_for_each_entry(connector, &encoder->dev->mode_config.connector_list, head) {
+                if (connector->encoder == encoder)
+                        radeon_connector = to_radeon_connector(connector);
+        }
+
+        if (!radeon_connector) {
+                DRM_ERROR("Couldn't find encoder's connector\n");
+                return;
+        }
+
+        sad_count = drm_edid_to_speaker_allocation(radeon_connector->edid, &sadb);
+        if (sad_count < 0) {
+                DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sad_count);
+                return;
+        }
+
+        /* program the speaker allocation */
+        tmp = RREG32_ENDPOINT(offset, AZ_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER);
+        tmp &= ~(DP_CONNECTION | SPEAKER_ALLOCATION_MASK);
+        /* set HDMI mode */
+        tmp |= HDMI_CONNECTION;
+        if (sad_count)
+                tmp |= SPEAKER_ALLOCATION(sadb[0]);
+        else
+                tmp |= SPEAKER_ALLOCATION(5); /* stereo */
+        WREG32_ENDPOINT(offset, AZ_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, tmp);
+
+        kfree(sadb);
+}
+
+void dce6_afmt_write_sad_regs(struct drm_encoder *encoder)
+{
+        struct radeon_device *rdev = encoder->dev->dev_private;
+        struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+        struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
+        u32 offset;
         struct drm_connector *connector;
         struct radeon_connector *radeon_connector = NULL;
         struct cea_sad *sads;
-        int i, sad_count, sadb_count;
-        u8 *sadb;
+        int i, sad_count;
 
         static const u16 eld_reg_to_type[][2] = {
                 { AZ_F0_CODEC_PIN_CONTROL_AUDIO_DESCRIPTOR0, HDMI_AUDIO_CODING_TYPE_PCM },
@@ -143,23 +188,6 @@ void dce6_afmt_write_sad_regs(struct drm_encoder *encoder)
         }
         BUG_ON(!sads);
 
-        sadb_count = drm_edid_to_speaker_allocation(radeon_connector->edid, &sadb);
-        if (sadb_count < 0) {
-                DRM_ERROR("Couldn't read Speaker Allocation Data Block: %d\n", sadb_count);
-                return;
-        }
-
-        /* program the speaker allocation */
-        tmp = RREG32_ENDPOINT(offset, AZ_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER);
-        tmp &= ~(DP_CONNECTION | SPEAKER_ALLOCATION_MASK);
-        /* set HDMI mode */
-        tmp |= HDMI_CONNECTION;
-        if (sadb_count)
-                tmp |= SPEAKER_ALLOCATION(sadb[0]);
-        else
-                tmp |= SPEAKER_ALLOCATION(5); /* stereo */
-        WREG32_ENDPOINT(offset, AZ_F0_CODEC_PIN_CONTROL_CHANNEL_SPEAKER, tmp);
-
         for (i = 0; i < ARRAY_SIZE(eld_reg_to_type); i++) {
                 u32 value = 0;
                 int j;
@@ -180,7 +208,6 @@ void dce6_afmt_write_sad_regs(struct drm_encoder *encoder)
         }
 
         kfree(sads);
-        kfree(sadb);
 }
 
 static int dce6_audio_chipset_supported(struct radeon_device *rdev)