[PATCH v4 11/12] Documentation: PCI: convert endpoint/pci-test-function.txt to reST

From: Changbin Du
Date: Sun May 12 2019 - 08:52:50 EST


This converts the plain text documentation to reStructuredText format and
add it to Sphinx TOC tree. No essential content change.

Signed-off-by: Changbin Du <changbin.du@xxxxxxxxx>
Acked-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
---
Documentation/PCI/endpoint/index.rst | 1 +
...est-function.txt => pci-test-function.rst} | 34 ++++++++++++-------
2 files changed, 22 insertions(+), 13 deletions(-)
rename Documentation/PCI/endpoint/{pci-test-function.txt => pci-test-function.rst} (84%)

diff --git a/Documentation/PCI/endpoint/index.rst b/Documentation/PCI/endpoint/index.rst
index 3951de9f923c..b680a3fc4fec 100644
--- a/Documentation/PCI/endpoint/index.rst
+++ b/Documentation/PCI/endpoint/index.rst
@@ -9,3 +9,4 @@ PCI Endpoint Framework

pci-endpoint
pci-endpoint-cfs
+ pci-test-function
diff --git a/Documentation/PCI/endpoint/pci-test-function.txt b/Documentation/PCI/endpoint/pci-test-function.rst
similarity index 84%
rename from Documentation/PCI/endpoint/pci-test-function.txt
rename to Documentation/PCI/endpoint/pci-test-function.rst
index 5916f1f592bb..63148df97232 100644
--- a/Documentation/PCI/endpoint/pci-test-function.txt
+++ b/Documentation/PCI/endpoint/pci-test-function.rst
@@ -1,5 +1,10 @@
- PCI TEST
- Kishon Vijay Abraham I <kishon@xxxxxx>
+.. SPDX-License-Identifier: GPL-2.0
+
+=================
+PCI Test Function
+=================
+
+:Author: Kishon Vijay Abraham I <kishon@xxxxxx>

Traditionally PCI RC has always been validated by using standard
PCI cards like ethernet PCI cards or USB PCI cards or SATA PCI cards.
@@ -23,30 +28,31 @@ The PCI endpoint test device has the following registers:
8) PCI_ENDPOINT_TEST_IRQ_TYPE
9) PCI_ENDPOINT_TEST_IRQ_NUMBER

-*) PCI_ENDPOINT_TEST_MAGIC
+* PCI_ENDPOINT_TEST_MAGIC

This register will be used to test BAR0. A known pattern will be written
and read back from MAGIC register to verify BAR0.

-*) PCI_ENDPOINT_TEST_COMMAND:
+* PCI_ENDPOINT_TEST_COMMAND

This register will be used by the host driver to indicate the function
that the endpoint device must perform.

-Bitfield Description:
+Bitfield Description::
+
Bit 0 : raise legacy IRQ
Bit 1 : raise MSI IRQ
Bit 2 : raise MSI-X IRQ
Bit 3 : read command (read data from RC buffer)
Bit 4 : write command (write data to RC buffer)
- Bit 5 : copy command (copy data from one RC buffer to another
- RC buffer)
+ Bit 5 : copy command (copy data from one RC buffer to another RC buffer)

-*) PCI_ENDPOINT_TEST_STATUS
+* PCI_ENDPOINT_TEST_STATUS

This register reflects the status of the PCI endpoint device.

-Bitfield Description:
+Bitfield Description::
+
Bit 0 : read success
Bit 1 : read fail
Bit 2 : write success
@@ -57,31 +63,33 @@ Bitfield Description:
Bit 7 : source address is invalid
Bit 8 : destination address is invalid

-*) PCI_ENDPOINT_TEST_SRC_ADDR
+* PCI_ENDPOINT_TEST_SRC_ADDR

This register contains the source address (RC buffer address) for the
COPY/READ command.

-*) PCI_ENDPOINT_TEST_DST_ADDR
+* PCI_ENDPOINT_TEST_DST_ADDR

This register contains the destination address (RC buffer address) for
the COPY/WRITE command.

-*) PCI_ENDPOINT_TEST_IRQ_TYPE
+* PCI_ENDPOINT_TEST_IRQ_TYPE

This register contains the interrupt type (Legacy/MSI) triggered
for the READ/WRITE/COPY and raise IRQ (Legacy/MSI) commands.

Possible types:
+
- Legacy : 0
- MSI : 1
- MSI-X : 2

-*) PCI_ENDPOINT_TEST_IRQ_NUMBER
+* PCI_ENDPOINT_TEST_IRQ_NUMBER

This register contains the triggered ID interrupt.

Admissible values:
+
- Legacy : 0
- MSI : [1 .. 32]
- MSI-X : [1 .. 2048]
--
2.20.1