- 16 6月, 2014 1 次提交
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由 Takashi Iwai 提交于
When a machine is booted with nomodeset option, i915 driver skips the whole initialization. Meanwhile, HD-audio tries to bind wth i915 just by request_symbol() without knowing that the initialization was skipped, and eventually it hits WARN_ON() in i915_request_power_well() and i915_release_power_well() wrongly but still continues probing, even though it doesn't work at all. In this patch, both functions are changed to return an error in case of uninitialized state instead of WARN_ON(), so that HD-audio driver can give up HDMI controller initialization at the right time. Acked-by: NDaniel Vetter <daniel.vetter@ffwll.ch> Cc: <stable@vger.kernel.org> [3.15] Signed-off-by: NTakashi Iwai <tiwai@suse.de>
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- 11 6月, 2014 39 次提交
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
We were sending the necessary state changes to unset the mode, but never actually hit the big GO button unless another modeset happens afterwards. Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
And at the same time, obey the spec better wrt out-of-range requests. Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
SOR_PWR has no effect to power-off DP links, unlike other SOR protocols. Instead, on the source side, we cut power to the lanes after having put the sink into D3. Link training takes care of everything required to bring it back again. Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
This previously worked for the most part due to userspace doing a modeset in response to HPD interrupts. This will allow us to properly handle cases where sync is lost for other reasons, or if userspace isn't caring. Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Some kind of update? Needed to make the power-down take effect at least. Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
We want to be able to power down the lanes for DPMS off. Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Same place as for SOR, between detach and attach phases. Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
This will, at some point, be used to replace various bits and pieces of code doing direct bios parsing. For now, it'll just be used for some DP improvements. Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
There's also provisions to allow a pad to be locked with a specific routing, for an indefinite period of time. This will be used in future patches. The G94+ pad driver will now also power-down pads when not required. Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
This was a half-finished hack before, just enough to handle the shared aux/i2c pad thing on G94 and up. We got lucky with locking etc up until now, as this was (generally) all protected by the DRM mode_config lock. It's about to become a lot more likely to hit the races. Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Re-uses the implementation's accessor functions rather than requiring and init/fini implementation for each chipset. Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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由 Ben Skeggs 提交于
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
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