drm/radeon/kms: rework audio polling timer
Rework HDMI audio polling timer, only enable it when
at least one HDMI encoder needs it. Preparation for
replacing it with irq support.
Signed-off-by: Christian König <deathsimple@vodafone.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c
index 2616b82..d014472 100644
--- a/drivers/gpu/drm/radeon/r600_hdmi.c
+++ b/drivers/gpu/drm/radeon/r600_hdmi.c
@@ -353,17 +353,18 @@
/*
* update settings with current parameters from audio engine
*/
-void r600_hdmi_update_audio_settings(struct drm_encoder *encoder,
- int channels,
- int rate,
- int bps,
- uint8_t status_bits,
- uint8_t category_code)
+void r600_hdmi_update_audio_settings(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
uint32_t offset = to_radeon_encoder(encoder)->hdmi_offset;
+ int channels = r600_audio_channels(rdev);
+ int rate = r600_audio_rate(rdev);
+ int bps = r600_audio_bits_per_sample(rdev);
+ uint8_t status_bits = r600_audio_status_bits(rdev);
+ uint8_t category_code = r600_audio_category_code(rdev);
+
uint32_t iec;
if (!offset)
@@ -518,6 +519,8 @@
}
}
+ r600_audio_enable_polling(encoder);
+
DRM_DEBUG("Enabling HDMI interface @ 0x%04X for encoder 0x%x\n",
radeon_encoder->hdmi_offset, radeon_encoder->encoder_id);
}
@@ -539,6 +542,8 @@
return;
}
+ r600_audio_disable_polling(encoder);
+
DRM_DEBUG("Disabling HDMI interface @ 0x%04X for encoder 0x%x\n",
radeon_encoder->hdmi_offset, radeon_encoder->encoder_id);