These changes are the raw update to linux-4.4.6-rt14. Kernel sources

are taken from kernel.org, and rt patch from the rt wiki download page.

During the rebasing, the following patch collided:

Force tick interrupt and get rid of softirq magic(I70131fb85).

Collisions have been removed because its logic was found on the
source already.

Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769
Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>

1 files changed, 32 insertions, 5 deletions

diff --git a/kernel/drivers/gpu/drm/radeon/dce6_afmt.c b/kernel/drivers/gpu/drm/radeon/dce6_afmt.c
index 44480c1b9..367a916f3 100644
--- a/kernel/drivers/gpu/drm/radeon/dce6_afmt.c
+++ b/kernel/drivers/gpu/drm/radeon/dce6_afmt.c
@@ -76,16 +76,35 @@ static void dce6_afmt_get_connected_pins(struct radeon_device *rdev)
 
 struct r600_audio_pin *dce6_audio_get_pin(struct radeon_device *rdev)
 {
-	int i;
+	struct drm_encoder *encoder;
+	struct radeon_encoder *radeon_encoder;
+	struct radeon_encoder_atom_dig *dig;
+	struct r600_audio_pin *pin = NULL;
+	int i, pin_count;
 
 	dce6_afmt_get_connected_pins(rdev);
 
 	for (i = 0; i < rdev->audio.num_pins; i++) {
-		if (rdev->audio.pin[i].connected)
-			return &rdev->audio.pin[i];
+		if (rdev->audio.pin[i].connected) {
+			pin = &rdev->audio.pin[i];
+			pin_count = 0;
+
+			list_for_each_entry(encoder, &rdev->ddev->mode_config.encoder_list, head) {
+				if (radeon_encoder_is_digital(encoder)) {
+					radeon_encoder = to_radeon_encoder(encoder);
+					dig = radeon_encoder->enc_priv;
+					if (dig->pin == pin)
+						pin_count++;
+				}
+			}
+
+			if (pin_count == 0)
+				return pin;
+		}
 	}
-	DRM_ERROR("No connected audio pins found!\n");
-	return NULL;
+	if (!pin)
+		DRM_ERROR("No connected audio pins found!\n");
+	return pin;
 }
 
 void dce6_afmt_select_pin(struct drm_encoder *encoder)
@@ -282,6 +301,14 @@ void dce6_dp_audio_set_dto(struct radeon_device *rdev,
 	 * is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
 	 */
 	if (ASIC_IS_DCE8(rdev)) {
+		unsigned int div = (RREG32(DENTIST_DISPCLK_CNTL) &
+			DENTIST_DPREFCLK_WDIVIDER_MASK) >>
+			DENTIST_DPREFCLK_WDIVIDER_SHIFT;
+		div = radeon_audio_decode_dfs_div(div);
+
+		if (div)
+			clock = clock * 100 / div;
+
 		WREG32(DCE8_DCCG_AUDIO_DTO1_PHASE, 24000);
 		WREG32(DCE8_DCCG_AUDIO_DTO1_MODULE, clock);
 	} else {