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SubjectRe: [alsa-devel] [PATCH v2 0/3] soundwire: debugfs support for 5.4
On Mon, Aug 12, 2019 at 06:59:39PM -0500, Pierre-Louis Bossart wrote:
> This patchset enables debugfs support and corrects all the feedback
> provided on an earlier RFC ('soundwire: updates for 5.4')
> There is one remaining hard-coded value in intel.c that will need to
> be fixed in a follow-up patchset not specific to debugfs: we need to
> remove hard-coded Intel-specific configurations from cadence_master.c
> (PDI offsets, etc).
> Changes since v1 (Feedback from GKH)
> Handle debugfs in a more self-contained way (no dentry as return or parameter)
> Used CONFIG_DEBUG_FS in structures and code to make it easier to
> remove if need be.
> No functional change for register dumps.
> Changes since RFC (Feedback from GKH, Vinod, Guennadi, Cezary, Sanyog):
> removed error checks
> used DEFINE_SHOW_ATTRIBUTE and seq_file
> fixed copyright dates
> fixed SPDX license info to use GPL2.0 only
> fixed Makefile to include debugfs only if CONFIG_DEBUG_FS is selected
> used static inlines for fallback compilation
> removed intermediate variables
> removed hard-coded constants in loops (used registers offsets and
> hardware capabilities)
> squashed patch 3

Changes looks good to me.

Acked-by: Sanyog Kale <>

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