For some embedded devices, we need reduce code size and data
footprint as much as possible, e.g. disabling procfs, hw/sw
params refinement, mmap, dpcm, dapm, compressed API...

Here add root config menu for those configuration, and
disable procfs once reduced memory footprint is selected.

Signed-off-by: Jie Yang <yang....@intel.com>
---
 sound/Kconfig | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/sound/Kconfig b/sound/Kconfig
index 5a240e0..84c9e58 100644
--- a/sound/Kconfig
+++ b/sound/Kconfig
@@ -68,6 +68,22 @@ menuconfig SND
 
 if SND
 
+menuconfig SND_REDUCED_MEMORY_FOOTPRINT
+       bool "Reduced Memory Footprint Support"
+       default n
+       help
+         Say 'Y' to enable Reduced Memory Footprint Support, which may
+         reduce code size and data footprint as much as possible.
+
+config SND_PROC_FS
+       bool "Sound Proc FS Support" if SND_REDUCED_MEMORY_FOOTPRINT
+       depends on PROC_FS
+       default y
+       help
+         Say 'N' to disable Sound proc FS, which may reduce code size about
+         9KB on x86_64 platform.
+         If unsure say Y.
+
 source "sound/core/Kconfig"
 
 source "sound/drivers/Kconfig"
-- 
1.9.1

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