Hi all,
On Thu, 15 Mar 2018 14:14:25 +1100 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> Today's linux-next merge of the drm-misc tree got a conflict in:
>
> sound/pci/hda/hda_intel.c
>
> between commits:
>
> 1ba8f9d30817 ("ALSA: hda: Add a power_save blacklist")
> 40088dc4e1ea ("ALSA: hda - Revert power_save option default value")
>
> from Linus' tree and commit:
>
> 07f4f97d7b4b ("vga_switcheroo: Use device link for HDA controller")
>
> from the drm-misc tree.
>
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging. You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
>
> --
> Cheers,
> Stephen Rothwell
>
> diff --cc sound/pci/hda/hda_intel.c
> index d5017adf9feb,ec4e6b829ee2..000000000000
> --- a/sound/pci/hda/hda_intel.c
> +++ b/sound/pci/hda/hda_intel.c
> @@@ -2219,8 -2201,8 +2223,9 @@@ static int azx_probe_continue(struct az
> struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
> struct hdac_bus *bus = azx_bus(chip);
> struct pci_dev *pci = chip->pci;
> + struct hda_codec *codec;
> int dev = chip->dev_index;
> + int val;
> int err;
>
> hda->probe_continued = 1;
> @@@ -2302,21 -2284,16 +2307,30 @@@
> chip->running = 1;
> azx_add_card_list(chip);
>
> + val = power_save;
> +#ifdef CONFIG_PM
> + if (pm_blacklist) {
> + const struct snd_pci_quirk *q;
> +
> + q = snd_pci_quirk_lookup(chip->pci, power_save_blacklist);
> + if (q && val) {
> + dev_info(chip->card->dev, "device %04x:%04x is on the power_save blacklist, forcing power_save to 0\n",
> + q->subvendor, q->subdevice);
> + val = 0;
> + }
> + }
> +#endif /* CONFIG_PM */
> ++
> + /*
> + * The discrete GPU cannot power down unless the HDA controller runtime
> + * suspends, so activate runtime PM on codecs even if power_save == 0.
> + */
> + if (use_vga_switcheroo(hda))
> + list_for_each_codec(codec, &chip->bus)
> + codec->auto_runtime_pm = 1;
> +
> - snd_hda_set_power_save(&chip->bus, power_save * 1000);
> + snd_hda_set_power_save(&chip->bus, val * 1000);
> - if (azx_has_pm_runtime(chip) || hda->use_vga_switcheroo)
> + if (azx_has_pm_runtime(chip))
> pm_runtime_put_autosuspend(&pci->dev);
>
> out_free:
This is now a conflict between the drm tree and Linus' tree.
--
Cheers,
Stephen Rothwell
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