1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0-only 2*4882a593Smuzhiyunconfig SND_HDA_CORE 3*4882a593Smuzhiyun tristate 4*4882a593Smuzhiyun select REGMAP 5*4882a593Smuzhiyun 6*4882a593Smuzhiyunconfig SND_HDA_DSP_LOADER 7*4882a593Smuzhiyun bool 8*4882a593Smuzhiyun 9*4882a593Smuzhiyunconfig SND_HDA_ALIGNED_MMIO 10*4882a593Smuzhiyun bool 11*4882a593Smuzhiyun 12*4882a593Smuzhiyunconfig SND_HDA_COMPONENT 13*4882a593Smuzhiyun bool 14*4882a593Smuzhiyun 15*4882a593Smuzhiyunconfig SND_HDA_I915 16*4882a593Smuzhiyun bool 17*4882a593Smuzhiyun select SND_HDA_COMPONENT 18*4882a593Smuzhiyun 19*4882a593Smuzhiyunconfig SND_HDA_EXT_CORE 20*4882a593Smuzhiyun tristate 21*4882a593Smuzhiyun select SND_HDA_CORE 22*4882a593Smuzhiyun 23*4882a593Smuzhiyunconfig SND_HDA_PREALLOC_SIZE 24*4882a593Smuzhiyun int "Pre-allocated buffer size for HD-audio driver" 25*4882a593Smuzhiyun range 0 32768 26*4882a593Smuzhiyun default 2048 if SND_DMA_SGBUF 27*4882a593Smuzhiyun default 64 if !SND_DMA_SGBUF 28*4882a593Smuzhiyun help 29*4882a593Smuzhiyun Specifies the default pre-allocated buffer-size in kB for the 30*4882a593Smuzhiyun HD-audio driver. A larger buffer (e.g. 2048) is preferred 31*4882a593Smuzhiyun for systems using PulseAudio. The default 64 is chosen just 32*4882a593Smuzhiyun for compatibility reasons. 33*4882a593Smuzhiyun On x86 systems, the default is 2048 as a reasonable value for 34*4882a593Smuzhiyun most of modern systems. 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun Note that the pre-allocation size can be changed dynamically 37*4882a593Smuzhiyun via a proc file (/proc/asound/card*/pcm*/sub*/prealloc), too. 38*4882a593Smuzhiyun 39*4882a593Smuzhiyunconfig SND_INTEL_NHLT 40*4882a593Smuzhiyun bool 41*4882a593Smuzhiyun # this config should be selected only for Intel ACPI platforms. 42*4882a593Smuzhiyun # A fallback is provided so that the code compiles in all cases. 43*4882a593Smuzhiyun 44*4882a593Smuzhiyunconfig SND_INTEL_DSP_CONFIG 45*4882a593Smuzhiyun tristate 46*4882a593Smuzhiyun select SND_INTEL_NHLT if ACPI 47*4882a593Smuzhiyun # this config should be selected only for Intel DSP platforms. 48*4882a593Smuzhiyun # A fallback is provided so that the code compiles in all cases. 49