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The kernel documentation describes bdl_pos_adj as follows (see ALSA-Configuration.txt and HD-Audio.txt): bdl_pos_adj - Specifies the DMA IRQ timing delay in samples. Passing -1 will make the driver to choose the appropriate value based on the controller chip. (sic). On Intel controllers, the default is 1 (which is ...


You should try: sudo apt-get install linux-headers-$(uname -r) if you haven't


Are you compiling the module against the correct Kernel Version headers ? I faced this issue and then I installed headers of correct kernel version.


This bluetooth device needs firmware wget https://www.dropbox.com/s/xbmm9vfg2fby2zn/fw-04ca_2006.hcd sudo cp fw-04ca_2006.hcd /lib/firmware/ You should be able to download the source code with wget https://www.dropbox.com/s/so9xg532fdb6zsy/bluetooth-3.16.7.tar.gz Then you need to extract it tar xpvf bluetooth-3.16.7.tar.gz Then cd into the correct ...


Patches are applied1 with the patch command. The drivers/ directory you're looking for is in the top-level of the kernel source tree; you'd apply it something like this: $ cd ~/linux $ ls arch firmware lib README usr block fs MAINTAINERS REPORTING-BUGS virt COPYING include Makefile ...


Not always, newer versions of kernel may not be able to build DKMS modules with nvidia because of which nvidia drivers may not work when booted with that kernel. As of 25 April 2015 I tried to install Linux kernel v4 which failed to work with nvidia so I had to remove it.

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