[v2,2/9] coresight: Change name of pdata->conns

Message ID 20230310160610.742382-3-james.clark@arm.com
State New
Headers
Series coresight: Fix CTI module refcount leak by making it a helper device |

Commit Message

James Clark March 10, 2023, 4:06 p.m. UTC
  conns is actually for output connections. Change the name to make it
clearer and so that we can add input connections later.

No functional changes.

Signed-off-by: James Clark <james.clark@arm.com>
---
 drivers/hwtracing/coresight/coresight-core.c  | 26 +++++++++----------
 .../hwtracing/coresight/coresight-platform.c  | 12 ++++-----
 .../hwtracing/coresight/coresight-tmc-etr.c   |  2 +-
 include/linux/coresight.h                     |  2 +-
 4 files changed, 21 insertions(+), 21 deletions(-)
  

Comments

Suzuki K Poulose March 16, 2023, 5:17 p.m. UTC | #1
On 10/03/2023 16:06, James Clark wrote:
> conns is actually for output connections. Change the name to make it
> clearer and so that we can add input connections later.
> 
> No functional changes.
> 
> Signed-off-by: James Clark <james.clark@arm.com>
> ---
>   drivers/hwtracing/coresight/coresight-core.c  | 26 +++++++++----------
>   .../hwtracing/coresight/coresight-platform.c  | 12 ++++-----
>   .../hwtracing/coresight/coresight-tmc-etr.c   |  2 +-
>   include/linux/coresight.h                     |  2 +-
>   4 files changed, 21 insertions(+), 21 deletions(-)
> 
> diff --git a/drivers/hwtracing/coresight/coresight-core.c b/drivers/hwtracing/coresight/coresight-core.c
> index e3b63fd52b9c..c0eda7407fb8 100644
> --- a/drivers/hwtracing/coresight/coresight-core.c
> +++ b/drivers/hwtracing/coresight/coresight-core.c
> @@ -119,7 +119,7 @@ static int coresight_find_link_inport(struct coresight_device *csdev,
>   	struct coresight_connection *conn;
>   
>   	for (i = 0; i < parent->pdata->nr_outport; i++) {
> -		conn = &parent->pdata->conns[i];
> +		conn = &parent->pdata->out_conns[i];
>   		if (conn->child_dev == csdev)
>   			return conn->child_port;
>   	}
> @@ -137,7 +137,7 @@ static int coresight_find_link_outport(struct coresight_device *csdev,
>   	struct coresight_connection *conn;
>   
>   	for (i = 0; i < csdev->pdata->nr_outport; i++) {
> -		conn = &csdev->pdata->conns[i];
> +		conn = &csdev->pdata->out_conns[i];
>   		if (conn->child_dev == child)
>   			return conn->outport;
>   	}
> @@ -606,7 +606,7 @@ coresight_find_enabled_sink(struct coresight_device *csdev)
>   	for (i = 0; i < csdev->pdata->nr_outport; i++) {
>   		struct coresight_device *child_dev;
>   
> -		child_dev = csdev->pdata->conns[i].child_dev;
> +		child_dev = csdev->pdata->out_conns[i].child_dev;
>   		if (child_dev)
>   			sink = coresight_find_enabled_sink(child_dev);
>   		if (sink)
> @@ -722,7 +722,7 @@ static int coresight_grab_device(struct coresight_device *csdev)
>   	for (i = 0; i < csdev->pdata->nr_outport; i++) {
>   		struct coresight_device *child;
>   
> -		child  = csdev->pdata->conns[i].child_dev;
> +		child = csdev->pdata->out_conns[i].child_dev;
>   		if (child && child->type == CORESIGHT_DEV_TYPE_HELPER)
>   			if (!coresight_get_ref(child))
>   				goto err;
> @@ -733,7 +733,7 @@ static int coresight_grab_device(struct coresight_device *csdev)
>   	for (i--; i >= 0; i--) {
>   		struct coresight_device *child;
>   
> -		child  = csdev->pdata->conns[i].child_dev;
> +		child = csdev->pdata->out_conns[i].child_dev;
>   		if (child && child->type == CORESIGHT_DEV_TYPE_HELPER)
>   			coresight_put_ref(child);
>   	}
> @@ -752,7 +752,7 @@ static void coresight_drop_device(struct coresight_device *csdev)
>   	for (i = 0; i < csdev->pdata->nr_outport; i++) {
>   		struct coresight_device *child;
>   
> -		child  = csdev->pdata->conns[i].child_dev;
> +		child = csdev->pdata->out_conns[i].child_dev;
>   		if (child && child->type == CORESIGHT_DEV_TYPE_HELPER)
>   			coresight_put_ref(child);
>   	}
> @@ -794,7 +794,7 @@ static int _coresight_build_path(struct coresight_device *csdev,
>   	for (i = 0; i < csdev->pdata->nr_outport; i++) {
>   		struct coresight_device *child_dev;
>   
> -		child_dev = csdev->pdata->conns[i].child_dev;
> +		child_dev = csdev->pdata->out_conns[i].child_dev;
>   		if (child_dev &&
>   		    _coresight_build_path(child_dev, sink, path) == 0) {
>   			found = true;
> @@ -964,7 +964,7 @@ coresight_find_sink(struct coresight_device *csdev, int *depth)
>   		struct coresight_device *child_dev, *sink = NULL;
>   		int child_depth = curr_depth;
>   
> -		child_dev = csdev->pdata->conns[i].child_dev;
> +		child_dev = csdev->pdata->out_conns[i].child_dev;
>   		if (child_dev)
>   			sink = coresight_find_sink(child_dev, &child_depth);
>   
> @@ -1334,7 +1334,7 @@ static int coresight_orphan_match(struct device *dev, void *data)
>   	 * an orphan connection whose name matches @csdev, link it.
>   	 */
>   	for (i = 0; i < i_csdev->pdata->nr_outport; i++) {
> -		conn = &i_csdev->pdata->conns[i];
> +		conn = &i_csdev->pdata->out_conns[i];
>   
>   		/* Skip the port if FW doesn't describe it */
>   		if (!conn->child_fwnode)
> @@ -1375,7 +1375,7 @@ static int coresight_fixup_device_conns(struct coresight_device *csdev)
>   	int i, ret = 0;
>   
>   	for (i = 0; i < csdev->pdata->nr_outport; i++) {
> -		struct coresight_connection *conn = &csdev->pdata->conns[i];
> +		struct coresight_connection *conn = &csdev->pdata->out_conns[i];
>   
>   		if (!conn->child_fwnode)
>   			continue;
> @@ -1412,7 +1412,7 @@ static int coresight_remove_match(struct device *dev, void *data)
>   	 * a connection whose name matches @csdev, remove it.
>   	 */
>   	for (i = 0; i < iterator->pdata->nr_outport; i++) {
> -		conn = &iterator->pdata->conns[i];
> +		conn = &iterator->pdata->out_conns[i];
>   
>   		if (conn->child_dev == NULL || conn->child_fwnode == NULL)
>   			continue;
> @@ -1548,7 +1548,7 @@ void coresight_release_platform_data(struct coresight_device *csdev,
>   				     struct coresight_platform_data *pdata)
>   {
>   	int i;
> -	struct coresight_connection *conns = pdata->conns;
> +	struct coresight_connection *conns = pdata->out_conns;
>   
>   	for (i = 0; i < pdata->nr_outport; i++) {
>   		/* If we have made the links, remove them now */
> @@ -1560,7 +1560,7 @@ void coresight_release_platform_data(struct coresight_device *csdev,
>   		 */
>   		if (conns[i].child_fwnode) {
>   			fwnode_handle_put(conns[i].child_fwnode);
> -			pdata->conns[i].child_fwnode = NULL;
> +			pdata->out_conns[i].child_fwnode = NULL;
>   		}
>   	}
>   	if (csdev)
> diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c
> index 475899714104..5085525a32bb 100644
> --- a/drivers/hwtracing/coresight/coresight-platform.c
> +++ b/drivers/hwtracing/coresight/coresight-platform.c
> @@ -27,9 +27,9 @@ static int coresight_alloc_conns(struct device *dev,
>   				 struct coresight_platform_data *pdata)
>   {
>   	if (pdata->nr_outport) {
> -		pdata->conns = devm_kcalloc(dev, pdata->nr_outport,
> -					    sizeof(*pdata->conns), GFP_KERNEL);
> -		if (!pdata->conns)
> +		pdata->out_conns = devm_kcalloc(dev, pdata->nr_outport,
> +					    sizeof(*pdata->out_conns), GFP_KERNEL);
> +		if (!pdata->out_conns)
>   			return -ENOMEM;
>   	}
>   
> @@ -251,7 +251,7 @@ static int of_coresight_parse_endpoint(struct device *dev,
>   			break;
>   		}
>   
> -		conn = &pdata->conns[endpoint.port];
> +		conn = &pdata->out_conns[endpoint.port];
>   		if (conn->child_fwnode) {
>   			dev_warn(dev, "Duplicate output port %d\n",
>   				 endpoint.port);
> @@ -744,8 +744,8 @@ static int acpi_coresight_parse_graph(struct acpi_device *adev,
>   		int port = conns[i].outport;
>   
>   		/* Duplicate output port */
> -		WARN_ON(pdata->conns[port].child_fwnode);
> -		pdata->conns[port] = conns[i];
> +		WARN_ON(pdata->out_conns[port].child_fwnode);
> +		pdata->out_conns[port] = conns[i];
>   	}
>   
>   	devm_kfree(&adev->dev, conns);
> diff --git a/drivers/hwtracing/coresight/coresight-tmc-etr.c b/drivers/hwtracing/coresight/coresight-tmc-etr.c
> index ed589cfff1b5..86d4a08aa833 100644
> --- a/drivers/hwtracing/coresight/coresight-tmc-etr.c
> +++ b/drivers/hwtracing/coresight/coresight-tmc-etr.c
> @@ -782,7 +782,7 @@ tmc_etr_get_catu_device(struct tmc_drvdata *drvdata)
>   		return NULL;
>   
>   	for (i = 0; i < etr->pdata->nr_outport; i++) {
> -		tmp = etr->pdata->conns[i].child_dev;
> +		tmp = etr->pdata->out_conns[i].child_dev;
>   		if (tmp && coresight_is_catu_device(tmp))
>   			return tmp;
>   	}
> diff --git a/include/linux/coresight.h b/include/linux/coresight.h
> index 1f878e8ed8c4..322d7273e122 100644
> --- a/include/linux/coresight.h
> +++ b/include/linux/coresight.h
> @@ -109,7 +109,7 @@ union coresight_dev_subtype {
>   struct coresight_platform_data {
>   	int nr_inport;
>   	int nr_outport;
> -	struct coresight_connection *conns;
> +	struct coresight_connection *out_conns;

The comment above this structure might need to reflect the name change.

Otherwise looks good to me.

Suzuki

>   };
>   
>   /**
  
Mike Leach March 21, 2023, 3:12 p.m. UTC | #2
On Thu, 16 Mar 2023 at 17:17, Suzuki K Poulose <suzuki.poulose@arm.com> wrote:
>
> On 10/03/2023 16:06, James Clark wrote:
> > conns is actually for output connections. Change the name to make it
> > clearer and so that we can add input connections later.
> >
> > No functional changes.
> >
> > Signed-off-by: James Clark <james.clark@arm.com>
> > ---
> >   drivers/hwtracing/coresight/coresight-core.c  | 26 +++++++++----------
> >   .../hwtracing/coresight/coresight-platform.c  | 12 ++++-----
> >   .../hwtracing/coresight/coresight-tmc-etr.c   |  2 +-
> >   include/linux/coresight.h                     |  2 +-
> >   4 files changed, 21 insertions(+), 21 deletions(-)
> >
> > diff --git a/drivers/hwtracing/coresight/coresight-core.c b/drivers/hwtracing/coresight/coresight-core.c
> > index e3b63fd52b9c..c0eda7407fb8 100644
> > --- a/drivers/hwtracing/coresight/coresight-core.c
> > +++ b/drivers/hwtracing/coresight/coresight-core.c
> > @@ -119,7 +119,7 @@ static int coresight_find_link_inport(struct coresight_device *csdev,
> >       struct coresight_connection *conn;
> >
> >       for (i = 0; i < parent->pdata->nr_outport; i++) {
> > -             conn = &parent->pdata->conns[i];
> > +             conn = &parent->pdata->out_conns[i];
> >               if (conn->child_dev == csdev)
> >                       return conn->child_port;
> >       }
> > @@ -137,7 +137,7 @@ static int coresight_find_link_outport(struct coresight_device *csdev,
> >       struct coresight_connection *conn;
> >
> >       for (i = 0; i < csdev->pdata->nr_outport; i++) {
> > -             conn = &csdev->pdata->conns[i];
> > +             conn = &csdev->pdata->out_conns[i];
> >               if (conn->child_dev == child)
> >                       return conn->outport;
> >       }
> > @@ -606,7 +606,7 @@ coresight_find_enabled_sink(struct coresight_device *csdev)
> >       for (i = 0; i < csdev->pdata->nr_outport; i++) {
> >               struct coresight_device *child_dev;
> >
> > -             child_dev = csdev->pdata->conns[i].child_dev;
> > +             child_dev = csdev->pdata->out_conns[i].child_dev;
> >               if (child_dev)
> >                       sink = coresight_find_enabled_sink(child_dev);
> >               if (sink)
> > @@ -722,7 +722,7 @@ static int coresight_grab_device(struct coresight_device *csdev)
> >       for (i = 0; i < csdev->pdata->nr_outport; i++) {
> >               struct coresight_device *child;
> >
> > -             child  = csdev->pdata->conns[i].child_dev;
> > +             child = csdev->pdata->out_conns[i].child_dev;
> >               if (child && child->type == CORESIGHT_DEV_TYPE_HELPER)
> >                       if (!coresight_get_ref(child))
> >                               goto err;
> > @@ -733,7 +733,7 @@ static int coresight_grab_device(struct coresight_device *csdev)
> >       for (i--; i >= 0; i--) {
> >               struct coresight_device *child;
> >
> > -             child  = csdev->pdata->conns[i].child_dev;
> > +             child = csdev->pdata->out_conns[i].child_dev;
> >               if (child && child->type == CORESIGHT_DEV_TYPE_HELPER)
> >                       coresight_put_ref(child);
> >       }
> > @@ -752,7 +752,7 @@ static void coresight_drop_device(struct coresight_device *csdev)
> >       for (i = 0; i < csdev->pdata->nr_outport; i++) {
> >               struct coresight_device *child;
> >
> > -             child  = csdev->pdata->conns[i].child_dev;
> > +             child = csdev->pdata->out_conns[i].child_dev;
> >               if (child && child->type == CORESIGHT_DEV_TYPE_HELPER)
> >                       coresight_put_ref(child);
> >       }
> > @@ -794,7 +794,7 @@ static int _coresight_build_path(struct coresight_device *csdev,
> >       for (i = 0; i < csdev->pdata->nr_outport; i++) {
> >               struct coresight_device *child_dev;
> >
> > -             child_dev = csdev->pdata->conns[i].child_dev;
> > +             child_dev = csdev->pdata->out_conns[i].child_dev;
> >               if (child_dev &&
> >                   _coresight_build_path(child_dev, sink, path) == 0) {
> >                       found = true;
> > @@ -964,7 +964,7 @@ coresight_find_sink(struct coresight_device *csdev, int *depth)
> >               struct coresight_device *child_dev, *sink = NULL;
> >               int child_depth = curr_depth;
> >
> > -             child_dev = csdev->pdata->conns[i].child_dev;
> > +             child_dev = csdev->pdata->out_conns[i].child_dev;
> >               if (child_dev)
> >                       sink = coresight_find_sink(child_dev, &child_depth);
> >
> > @@ -1334,7 +1334,7 @@ static int coresight_orphan_match(struct device *dev, void *data)
> >        * an orphan connection whose name matches @csdev, link it.
> >        */
> >       for (i = 0; i < i_csdev->pdata->nr_outport; i++) {
> > -             conn = &i_csdev->pdata->conns[i];
> > +             conn = &i_csdev->pdata->out_conns[i];
> >
> >               /* Skip the port if FW doesn't describe it */
> >               if (!conn->child_fwnode)
> > @@ -1375,7 +1375,7 @@ static int coresight_fixup_device_conns(struct coresight_device *csdev)
> >       int i, ret = 0;
> >
> >       for (i = 0; i < csdev->pdata->nr_outport; i++) {
> > -             struct coresight_connection *conn = &csdev->pdata->conns[i];
> > +             struct coresight_connection *conn = &csdev->pdata->out_conns[i];
> >
> >               if (!conn->child_fwnode)
> >                       continue;
> > @@ -1412,7 +1412,7 @@ static int coresight_remove_match(struct device *dev, void *data)
> >        * a connection whose name matches @csdev, remove it.
> >        */
> >       for (i = 0; i < iterator->pdata->nr_outport; i++) {
> > -             conn = &iterator->pdata->conns[i];
> > +             conn = &iterator->pdata->out_conns[i];
> >
> >               if (conn->child_dev == NULL || conn->child_fwnode == NULL)
> >                       continue;
> > @@ -1548,7 +1548,7 @@ void coresight_release_platform_data(struct coresight_device *csdev,
> >                                    struct coresight_platform_data *pdata)
> >   {
> >       int i;
> > -     struct coresight_connection *conns = pdata->conns;
> > +     struct coresight_connection *conns = pdata->out_conns;
> >
> >       for (i = 0; i < pdata->nr_outport; i++) {
> >               /* If we have made the links, remove them now */
> > @@ -1560,7 +1560,7 @@ void coresight_release_platform_data(struct coresight_device *csdev,
> >                */
> >               if (conns[i].child_fwnode) {
> >                       fwnode_handle_put(conns[i].child_fwnode);
> > -                     pdata->conns[i].child_fwnode = NULL;
> > +                     pdata->out_conns[i].child_fwnode = NULL;
> >               }
> >       }
> >       if (csdev)
> > diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c
> > index 475899714104..5085525a32bb 100644
> > --- a/drivers/hwtracing/coresight/coresight-platform.c
> > +++ b/drivers/hwtracing/coresight/coresight-platform.c
> > @@ -27,9 +27,9 @@ static int coresight_alloc_conns(struct device *dev,
> >                                struct coresight_platform_data *pdata)
> >   {
> >       if (pdata->nr_outport) {
> > -             pdata->conns = devm_kcalloc(dev, pdata->nr_outport,
> > -                                         sizeof(*pdata->conns), GFP_KERNEL);
> > -             if (!pdata->conns)
> > +             pdata->out_conns = devm_kcalloc(dev, pdata->nr_outport,
> > +                                         sizeof(*pdata->out_conns), GFP_KERNEL);
> > +             if (!pdata->out_conns)
> >                       return -ENOMEM;
> >       }
> >
> > @@ -251,7 +251,7 @@ static int of_coresight_parse_endpoint(struct device *dev,
> >                       break;
> >               }
> >
> > -             conn = &pdata->conns[endpoint.port];
> > +             conn = &pdata->out_conns[endpoint.port];
> >               if (conn->child_fwnode) {
> >                       dev_warn(dev, "Duplicate output port %d\n",
> >                                endpoint.port);
> > @@ -744,8 +744,8 @@ static int acpi_coresight_parse_graph(struct acpi_device *adev,
> >               int port = conns[i].outport;
> >
> >               /* Duplicate output port */
> > -             WARN_ON(pdata->conns[port].child_fwnode);
> > -             pdata->conns[port] = conns[i];
> > +             WARN_ON(pdata->out_conns[port].child_fwnode);
> > +             pdata->out_conns[port] = conns[i];
> >       }
> >
> >       devm_kfree(&adev->dev, conns);
> > diff --git a/drivers/hwtracing/coresight/coresight-tmc-etr.c b/drivers/hwtracing/coresight/coresight-tmc-etr.c
> > index ed589cfff1b5..86d4a08aa833 100644
> > --- a/drivers/hwtracing/coresight/coresight-tmc-etr.c
> > +++ b/drivers/hwtracing/coresight/coresight-tmc-etr.c
> > @@ -782,7 +782,7 @@ tmc_etr_get_catu_device(struct tmc_drvdata *drvdata)
> >               return NULL;
> >
> >       for (i = 0; i < etr->pdata->nr_outport; i++) {
> > -             tmp = etr->pdata->conns[i].child_dev;
> > +             tmp = etr->pdata->out_conns[i].child_dev;
> >               if (tmp && coresight_is_catu_device(tmp))
> >                       return tmp;
> >       }
> > diff --git a/include/linux/coresight.h b/include/linux/coresight.h
> > index 1f878e8ed8c4..322d7273e122 100644
> > --- a/include/linux/coresight.h
> > +++ b/include/linux/coresight.h
> > @@ -109,7 +109,7 @@ union coresight_dev_subtype {
> >   struct coresight_platform_data {
> >       int nr_inport;
> >       int nr_outport;
> > -     struct coresight_connection *conns;
> > +     struct coresight_connection *out_conns;
>
> The comment above this structure might need to reflect the name change.
>
> Otherwise looks good to me.
>
> Suzuki
>
> >   };
> >
> >   /**
>

Reviewed-by: Mike Leach <mike.leach@linaro.org>


--
Mike Leach
Principal Engineer, ARM Ltd.
Manchester Design Centre. UK
  

Patch

diff --git a/drivers/hwtracing/coresight/coresight-core.c b/drivers/hwtracing/coresight/coresight-core.c
index e3b63fd52b9c..c0eda7407fb8 100644
--- a/drivers/hwtracing/coresight/coresight-core.c
+++ b/drivers/hwtracing/coresight/coresight-core.c
@@ -119,7 +119,7 @@  static int coresight_find_link_inport(struct coresight_device *csdev,
 	struct coresight_connection *conn;
 
 	for (i = 0; i < parent->pdata->nr_outport; i++) {
-		conn = &parent->pdata->conns[i];
+		conn = &parent->pdata->out_conns[i];
 		if (conn->child_dev == csdev)
 			return conn->child_port;
 	}
@@ -137,7 +137,7 @@  static int coresight_find_link_outport(struct coresight_device *csdev,
 	struct coresight_connection *conn;
 
 	for (i = 0; i < csdev->pdata->nr_outport; i++) {
-		conn = &csdev->pdata->conns[i];
+		conn = &csdev->pdata->out_conns[i];
 		if (conn->child_dev == child)
 			return conn->outport;
 	}
@@ -606,7 +606,7 @@  coresight_find_enabled_sink(struct coresight_device *csdev)
 	for (i = 0; i < csdev->pdata->nr_outport; i++) {
 		struct coresight_device *child_dev;
 
-		child_dev = csdev->pdata->conns[i].child_dev;
+		child_dev = csdev->pdata->out_conns[i].child_dev;
 		if (child_dev)
 			sink = coresight_find_enabled_sink(child_dev);
 		if (sink)
@@ -722,7 +722,7 @@  static int coresight_grab_device(struct coresight_device *csdev)
 	for (i = 0; i < csdev->pdata->nr_outport; i++) {
 		struct coresight_device *child;
 
-		child  = csdev->pdata->conns[i].child_dev;
+		child = csdev->pdata->out_conns[i].child_dev;
 		if (child && child->type == CORESIGHT_DEV_TYPE_HELPER)
 			if (!coresight_get_ref(child))
 				goto err;
@@ -733,7 +733,7 @@  static int coresight_grab_device(struct coresight_device *csdev)
 	for (i--; i >= 0; i--) {
 		struct coresight_device *child;
 
-		child  = csdev->pdata->conns[i].child_dev;
+		child = csdev->pdata->out_conns[i].child_dev;
 		if (child && child->type == CORESIGHT_DEV_TYPE_HELPER)
 			coresight_put_ref(child);
 	}
@@ -752,7 +752,7 @@  static void coresight_drop_device(struct coresight_device *csdev)
 	for (i = 0; i < csdev->pdata->nr_outport; i++) {
 		struct coresight_device *child;
 
-		child  = csdev->pdata->conns[i].child_dev;
+		child = csdev->pdata->out_conns[i].child_dev;
 		if (child && child->type == CORESIGHT_DEV_TYPE_HELPER)
 			coresight_put_ref(child);
 	}
@@ -794,7 +794,7 @@  static int _coresight_build_path(struct coresight_device *csdev,
 	for (i = 0; i < csdev->pdata->nr_outport; i++) {
 		struct coresight_device *child_dev;
 
-		child_dev = csdev->pdata->conns[i].child_dev;
+		child_dev = csdev->pdata->out_conns[i].child_dev;
 		if (child_dev &&
 		    _coresight_build_path(child_dev, sink, path) == 0) {
 			found = true;
@@ -964,7 +964,7 @@  coresight_find_sink(struct coresight_device *csdev, int *depth)
 		struct coresight_device *child_dev, *sink = NULL;
 		int child_depth = curr_depth;
 
-		child_dev = csdev->pdata->conns[i].child_dev;
+		child_dev = csdev->pdata->out_conns[i].child_dev;
 		if (child_dev)
 			sink = coresight_find_sink(child_dev, &child_depth);
 
@@ -1334,7 +1334,7 @@  static int coresight_orphan_match(struct device *dev, void *data)
 	 * an orphan connection whose name matches @csdev, link it.
 	 */
 	for (i = 0; i < i_csdev->pdata->nr_outport; i++) {
-		conn = &i_csdev->pdata->conns[i];
+		conn = &i_csdev->pdata->out_conns[i];
 
 		/* Skip the port if FW doesn't describe it */
 		if (!conn->child_fwnode)
@@ -1375,7 +1375,7 @@  static int coresight_fixup_device_conns(struct coresight_device *csdev)
 	int i, ret = 0;
 
 	for (i = 0; i < csdev->pdata->nr_outport; i++) {
-		struct coresight_connection *conn = &csdev->pdata->conns[i];
+		struct coresight_connection *conn = &csdev->pdata->out_conns[i];
 
 		if (!conn->child_fwnode)
 			continue;
@@ -1412,7 +1412,7 @@  static int coresight_remove_match(struct device *dev, void *data)
 	 * a connection whose name matches @csdev, remove it.
 	 */
 	for (i = 0; i < iterator->pdata->nr_outport; i++) {
-		conn = &iterator->pdata->conns[i];
+		conn = &iterator->pdata->out_conns[i];
 
 		if (conn->child_dev == NULL || conn->child_fwnode == NULL)
 			continue;
@@ -1548,7 +1548,7 @@  void coresight_release_platform_data(struct coresight_device *csdev,
 				     struct coresight_platform_data *pdata)
 {
 	int i;
-	struct coresight_connection *conns = pdata->conns;
+	struct coresight_connection *conns = pdata->out_conns;
 
 	for (i = 0; i < pdata->nr_outport; i++) {
 		/* If we have made the links, remove them now */
@@ -1560,7 +1560,7 @@  void coresight_release_platform_data(struct coresight_device *csdev,
 		 */
 		if (conns[i].child_fwnode) {
 			fwnode_handle_put(conns[i].child_fwnode);
-			pdata->conns[i].child_fwnode = NULL;
+			pdata->out_conns[i].child_fwnode = NULL;
 		}
 	}
 	if (csdev)
diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c
index 475899714104..5085525a32bb 100644
--- a/drivers/hwtracing/coresight/coresight-platform.c
+++ b/drivers/hwtracing/coresight/coresight-platform.c
@@ -27,9 +27,9 @@  static int coresight_alloc_conns(struct device *dev,
 				 struct coresight_platform_data *pdata)
 {
 	if (pdata->nr_outport) {
-		pdata->conns = devm_kcalloc(dev, pdata->nr_outport,
-					    sizeof(*pdata->conns), GFP_KERNEL);
-		if (!pdata->conns)
+		pdata->out_conns = devm_kcalloc(dev, pdata->nr_outport,
+					    sizeof(*pdata->out_conns), GFP_KERNEL);
+		if (!pdata->out_conns)
 			return -ENOMEM;
 	}
 
@@ -251,7 +251,7 @@  static int of_coresight_parse_endpoint(struct device *dev,
 			break;
 		}
 
-		conn = &pdata->conns[endpoint.port];
+		conn = &pdata->out_conns[endpoint.port];
 		if (conn->child_fwnode) {
 			dev_warn(dev, "Duplicate output port %d\n",
 				 endpoint.port);
@@ -744,8 +744,8 @@  static int acpi_coresight_parse_graph(struct acpi_device *adev,
 		int port = conns[i].outport;
 
 		/* Duplicate output port */
-		WARN_ON(pdata->conns[port].child_fwnode);
-		pdata->conns[port] = conns[i];
+		WARN_ON(pdata->out_conns[port].child_fwnode);
+		pdata->out_conns[port] = conns[i];
 	}
 
 	devm_kfree(&adev->dev, conns);
diff --git a/drivers/hwtracing/coresight/coresight-tmc-etr.c b/drivers/hwtracing/coresight/coresight-tmc-etr.c
index ed589cfff1b5..86d4a08aa833 100644
--- a/drivers/hwtracing/coresight/coresight-tmc-etr.c
+++ b/drivers/hwtracing/coresight/coresight-tmc-etr.c
@@ -782,7 +782,7 @@  tmc_etr_get_catu_device(struct tmc_drvdata *drvdata)
 		return NULL;
 
 	for (i = 0; i < etr->pdata->nr_outport; i++) {
-		tmp = etr->pdata->conns[i].child_dev;
+		tmp = etr->pdata->out_conns[i].child_dev;
 		if (tmp && coresight_is_catu_device(tmp))
 			return tmp;
 	}
diff --git a/include/linux/coresight.h b/include/linux/coresight.h
index 1f878e8ed8c4..322d7273e122 100644
--- a/include/linux/coresight.h
+++ b/include/linux/coresight.h
@@ -109,7 +109,7 @@  union coresight_dev_subtype {
 struct coresight_platform_data {
 	int nr_inport;
 	int nr_outport;
-	struct coresight_connection *conns;
+	struct coresight_connection *out_conns;
 };
 
 /**