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Rev 1403 Rev 1430
Line 33... Line 33...
33 
/*
 33 
/*
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 * check if the chipset is supported
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 * check if the chipset is supported
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 */
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 */
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static int r600_audio_chipset_supported(struct radeon_device *rdev)
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static int r600_audio_chipset_supported(struct radeon_device *rdev)
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{
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{
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	return (rdev->family >= CHIP_R600 && rdev->family < CHIP_RV710)
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	return rdev->family >= CHIP_R600
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		|| rdev->family == CHIP_RS600
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		|| rdev->family == CHIP_RS600
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		|| rdev->family == CHIP_RS690
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		|| rdev->family == CHIP_RS690
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		|| rdev->family == CHIP_RS740;
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		|| rdev->family == CHIP_RS740;
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}
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}
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//   mod_timer(&rdev->audio_timer,
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//   mod_timer(&rdev->audio_timer,
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//       jiffies + msecs_to_jiffies(AUDIO_TIMER_INTERVALL));
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//       jiffies + msecs_to_jiffies(AUDIO_TIMER_INTERVALL));
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}
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}
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- 
 
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/*
- 
 
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 * turn on/off audio engine
- 
 
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 */
- 
 
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static void r600_audio_engine_enable(struct radeon_device *rdev, bool enable)
- 
 
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{
- 
 
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	DRM_INFO("%s audio support", enable ? "Enabling" : "Disabling");
- 
 
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	WREG32_P(R600_AUDIO_ENABLE, enable ? 0x81000000 : 0x0, ~0x81000000);
- 
 
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}
- 
 
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/*
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/*
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 * initialize the audio vars and register the update timer
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 * initialize the audio vars and register the update timer
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 */
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 */
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int r600_audio_init(struct radeon_device *rdev)
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int r600_audio_init(struct radeon_device *rdev)
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{
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{
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	if (!r600_audio_chipset_supported(rdev))
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	if (!radeon_audio || !r600_audio_chipset_supported(rdev))
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		return 0;
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		return 0;
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 - 
 
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	DRM_INFO("%s audio support", radeon_audio ? "Enabling" : "Disabling");
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	WREG32_P(R600_AUDIO_ENABLE, radeon_audio ? 0x81000000 : 0x0, ~0x81000000);
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	r600_audio_engine_enable(rdev, true);
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	rdev->audio_channels = -1;
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	rdev->audio_channels = -1;
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 * release the audio timer
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 * release the audio timer
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 * TODO: How to do this correctly on SMP systems?
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 * TODO: How to do this correctly on SMP systems?
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 */
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 */
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void r600_audio_fini(struct radeon_device *rdev)
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void r600_audio_fini(struct radeon_device *rdev)
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{
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{
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	if (!r600_audio_chipset_supported(rdev))
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	if (!radeon_audio || !r600_audio_chipset_supported(rdev))
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		return;
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		return;
Line 263... Line -...
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 - 
 
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	WREG32_P(R600_AUDIO_ENABLE, 0x0, ~0x81000000);
 - 
 
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- 
 
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//	del_timer(&rdev->audio_timer);
- 
 
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//   del_timer(&rdev->audio_timer);
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	r600_audio_engine_enable(rdev, false);