[RFC PATCH 1/2] doc: sphinx: Add sphinx-prompt

[Nishanth Menon <nm@ti.com>]

Sphinx-prompt[1] helps bring-in '.. prompt::' option that allows a
better rendered documentation, yet be able to copy paste without
picking up the prompt from rendered documentation.

[1] https://lore.kernel.org/all/87fs48rgto.fsf@baylibre.com/
Suggested-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
---
Version picked is the best that works with Sphinx 3.4.3

 doc/conf.py                 | 2 +-
 doc/sphinx/requirements.txt | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/doc/conf.py b/doc/conf.py
index 00f241366477..5e2ff1c8f5e2 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -39,7 +39,7 @@ needs_sphinx = '2.4.4'
 extensions = ['kerneldoc', 'rstFlatTable', 'kernel_include',
               'kfigure', 'sphinx.ext.ifconfig', # 'automarkup',
               'maintainers_include', 'sphinx.ext.autosectionlabel',
-              'kernel_abi', 'kernel_feat']
+              'kernel_abi', 'kernel_feat', 'sphinx-prompt']
 
 #
 # cdomain is badly broken in Sphinx 3+.  Leaving it out generates *most*
diff --git a/doc/sphinx/requirements.txt b/doc/sphinx/requirements.txt
index 4f411f78d030..6ccbe527ee79 100644
--- a/doc/sphinx/requirements.txt
+++ b/doc/sphinx/requirements.txt
@@ -15,6 +15,7 @@ requests==2.31.0
 six==1.16.0
 snowballstemmer==2.2.0
 Sphinx==3.4.3
+sphinx-prompt==1.5.0
 sphinx-rtd-theme==1.0.0
 sphinxcontrib-applehelp==1.0.2
 sphinxcontrib-devhelp==1.0.2
-- 
2.40.0