Re: [PATCH linux-2.6] hda_intel: ALSA HD Audio patch for Intel Cougar Point DeviceIDs, enables snoop

From: Takashi Iwai
Date: Tue Feb 23 2010 - 03:00:05 EST


At Mon, 22 Feb 2010 17:31:09 -0800,
Seth Heasley wrote:
>
> This patch adds the Intel Cougar Point (PCH) HD Audio Controller DeviceIDs, and enables snoop, eliminating static during
> playback. This patch supersedes the previous Cougar Point audio patch.

We can't replace the patch in the published tree. This has to be an
additional fix.

Anyway, I fixed it manually now. Thanks.


Takashi

> Signed-off-by: Seth Heasley <seth.heasley@xxxxxxxxx>
>
> --- sound/pci/hda/hda_intel.c.orig 2010-02-11 11:37:43.000000000 -0800
> +++ sound/pci/hda/hda_intel.c 2010-02-22 10:05:48.000000000 -0800
> @@ -449,6 +449,7 @@
> /* driver types */
> enum {
> AZX_DRIVER_ICH,
> + AZX_DRIVER_PCH,
> AZX_DRIVER_SCH,
> AZX_DRIVER_ATI,
> AZX_DRIVER_ATIHDMI,
> @@ -463,6 +464,7 @@
>
> static char *driver_short_names[] __devinitdata = {
> [AZX_DRIVER_ICH] = "HDA Intel",
> + [AZX_DRIVER_PCH] = "HDA Intel PCH",
> [AZX_DRIVER_SCH] = "HDA Intel MID",
> [AZX_DRIVER_ATI] = "HDA ATI SB",
> [AZX_DRIVER_ATIHDMI] = "HDA ATI HDMI",
> @@ -1065,6 +1067,7 @@
> 0x01, NVIDIA_HDA_ENABLE_COHBIT);
> break;
> case AZX_DRIVER_SCH:
> + case AZX_DRIVER_PCH:
> pci_read_config_word(chip->pci, INTEL_SCH_HDA_DEVC, &snoop);
> if (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP) {
> pci_write_config_word(chip->pci, INTEL_SCH_HDA_DEVC,
> @@ -2415,6 +2418,7 @@
> if (bdl_pos_adj[dev] < 0) {
> switch (chip->driver_type) {
> case AZX_DRIVER_ICH:
> + case AZX_DRIVER_PCH:
> bdl_pos_adj[dev] = 1;
> break;
> default:
> @@ -2693,6 +2697,7 @@
> { PCI_DEVICE(0x8086, 0x3a6e), .driver_data = AZX_DRIVER_ICH },
> /* PCH */
> { PCI_DEVICE(0x8086, 0x3b56), .driver_data = AZX_DRIVER_ICH },
> + { PCI_DEVICE(0x8086, 0x1c20), .driver_data = AZX_DRIVER_PCH },
> /* SCH */
> { PCI_DEVICE(0x8086, 0x811b), .driver_data = AZX_DRIVER_SCH },
> /* ATI SB 450/600 */
>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/