linux-kernel - [PATCH 1/6] coresight: remove CORESIGHT_LINKS_AND

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Date:   Thu, 17 May 2018 20:20:19 -0500
From:   Kim Phillips <kim.phillips@....com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>
Cc:     Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Alex Williamson <alex.williamson@...hat.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        David Howells <dhowells@...hat.com>,
        Eric Auger <eric.auger@...hat.com>,
        Eric Biederman <ebiederm@...ssion.com>,
        Gargi Sharma <gs051095@...il.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Kefeng Wang <wangkefeng.wang@...wei.com>,
        Kirill Tkhai <ktkhai@...tuozzo.com>,
        Mike Rapoport <rppt@...ux.vnet.ibm.com>,
        Oleg Nesterov <oleg@...hat.com>,
        Pavel Tatashin <pasha.tatashin@...cle.com>,
        Rik van Riel <riel@...hat.com>,
        Robin Murphy <robin.murphy@....com>,
        Russell King <linux@...linux.org.uk>,
        Thierry Reding <treding@...dia.com>,
        Todd Kjos <tkjos@...gle.com>,
        Randy Dunlap <rdunlap@...radead.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Kim Phillips <kim.phillips@....com>
Subject: [PATCH 1/6] coresight: remove CORESIGHT_LINKS_AND_SINKS dependencies and selections

A coresight topology doesn't need to include links, i.e., a source can
be directly connected to a sink.  As such, selecting and/or depending on
LINKS_AND_SINKS is no longer needed.

Suggested-by: Mathieu Poirier <mathieu.poirier@...aro.org>
Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Signed-off-by: Kim Phillips <kim.phillips@....com>
---
 drivers/hwtracing/coresight/Kconfig | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/drivers/hwtracing/coresight/Kconfig b/drivers/hwtracing/coresight/Kconfig
index ef9cb3c164e1..83fb78651ef9 100644
--- a/drivers/hwtracing/coresight/Kconfig
+++ b/drivers/hwtracing/coresight/Kconfig
@@ -23,7 +23,6 @@ config CORESIGHT_LINKS_AND_SINKS
 
 config CORESIGHT_LINK_AND_SINK_TMC
 	bool "Coresight generic TMC driver"
-	depends on CORESIGHT_LINKS_AND_SINKS
 	help
 	  This enables support for the Trace Memory Controller driver.
 	  Depending on its configuration the device can act as a link (embedded
@@ -33,7 +32,6 @@ config CORESIGHT_LINK_AND_SINK_TMC
 
 config CORESIGHT_SINK_TPIU
 	bool "Coresight generic TPIU driver"
-	depends on CORESIGHT_LINKS_AND_SINKS
 	help
 	  This enables support for the Trace Port Interface Unit driver,
 	  responsible for bridging the gap between the on-chip coresight
@@ -44,7 +42,6 @@ config CORESIGHT_SINK_TPIU
 
 config CORESIGHT_SINK_ETBV10
 	bool "Coresight ETBv1.0 driver"
-	depends on CORESIGHT_LINKS_AND_SINKS
 	help
 	  This enables support for the Embedded Trace Buffer version 1.0 driver
 	  that complies with the generic implementation of the component without
@@ -53,7 +50,6 @@ config CORESIGHT_SINK_ETBV10
 config CORESIGHT_SOURCE_ETM3X
 	bool "CoreSight Embedded Trace Macrocell 3.x driver"
 	depends on !ARM64
-	select CORESIGHT_LINKS_AND_SINKS
 	help
 	  This driver provides support for processor ETM3.x and PTM1.x modules,
 	  which allows tracing the instructions that a processor is executing
@@ -63,7 +59,6 @@ config CORESIGHT_SOURCE_ETM3X
 config CORESIGHT_SOURCE_ETM4X
 	bool "CoreSight Embedded Trace Macrocell 4.x driver"
 	depends on ARM64
-	select CORESIGHT_LINKS_AND_SINKS
 	help
 	  This driver provides support for the ETM4.x tracer module, tracing the
 	  instructions that a processor is executing. This is primarily useful
@@ -72,7 +67,6 @@ config CORESIGHT_SOURCE_ETM4X
 
 config CORESIGHT_DYNAMIC_REPLICATOR
 	bool "CoreSight Programmable Replicator driver"
-	depends on CORESIGHT_LINKS_AND_SINKS
 	help
 	  This enables support for dynamic CoreSight replicator link driver.
 	  The programmable ATB replicator allows independent filtering of the
@@ -81,7 +75,6 @@ config CORESIGHT_DYNAMIC_REPLICATOR
 config CORESIGHT_STM
 	bool "CoreSight System Trace Macrocell driver"
 	depends on (ARM && !(CPU_32v3 || CPU_32v4 || CPU_32v4T)) || ARM64
-	select CORESIGHT_LINKS_AND_SINKS
 	select STM
 	help
 	  This driver provides support for hardware assisted software
-- 
2.17.0