From: Takashi Iwai Date: Thu, 4 May 2006 12:36:08 +0000 (+0200) Subject: [ALSA] cmipci - Disable integrated mpu401 as default X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=cab5c4c97a98e46359faa52e86787c1f0ccd773c;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git [ALSA] cmipci - Disable integrated mpu401 as default Enable the support of mpu401 PCI port only when mpu_port=1 module option is given, i.e. disabled as default. It turned out that the check of integrated midi port isn't perfect and caused hang-ups on some boards. Signed-off-by: Takashi Iwai --- diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt index 3c09d9b8cd30..e5bfb0f7ff38 100644 --- a/Documentation/sound/alsa/ALSA-Configuration.txt +++ b/Documentation/sound/alsa/ALSA-Configuration.txt @@ -366,7 +366,9 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. Module for C-Media CMI8338 and 8738 PCI sound cards. - mpu_port - 0x300,0x310,0x320,0x330, 0 = disable (default) + mpu_port - 0x300,0x310,0x320,0x330 = legacy port, + 1 = integrated PCI port, + 0 = disable (default) fm_port - 0x388 (default), 0 = disable (default) soft_ac3 - Software-conversion of raw SPDIF packets (model 033 only) (default = 1) diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c index 42ca92be18f9..cb475ada2ef1 100644 --- a/sound/pci/cmipci.c +++ b/sound/pci/cmipci.c @@ -2932,7 +2932,7 @@ static int __devinit snd_cmipci_create(struct snd_card *card, struct pci_dev *pc } integrated_midi = snd_cmipci_read_b(cm, CM_REG_MPU_PCI) != 0xff; - if (integrated_midi) + if (integrated_midi && mpu_port[dev] == 1) iomidi = cm->iobase + CM_REG_MPU_PCI; else { iomidi = mpu_port[dev];