From: Ioana Ciornei <ioana.ciornei@nxp.com>
To: Leo Li <leoyang.li@nxp.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Cc: Laurentiu Tudor <laurentiu.tudor@nxp.com>,
Horia Geanta <horia.geanta@nxp.com>,
Ioana Ciocoi Radulescu <ruxandra.radulescu@nxp.com>,
Roy Pledge <roy.pledge@nxp.com>,
Ioana Ciornei <ioana.ciornei@nxp.com>
Subject: [PATCH 3/5] soc: fsl: dpio: store a backpointer to the device backing the dpaa2_io
Date: Mon, 10 Dec 2018 16:50:18 +0000 [thread overview]
Message-ID: <1544460591-14888-4-git-send-email-ioana.ciornei@nxp.com> (raw)
In-Reply-To: <1544460591-14888-1-git-send-email-ioana.ciornei@nxp.com>
Add a new field in the dpaa2_io structure to hold a backpointer to the
actual DPIO device.
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
---
drivers/soc/fsl/dpio/dpio-driver.c | 2 +-
drivers/soc/fsl/dpio/dpio-service.c | 7 ++++++-
include/soc/fsl/dpaa2-io.h | 3 ++-
3 files changed, 9 insertions(+), 3 deletions(-)
diff --git a/drivers/soc/fsl/dpio/dpio-driver.c b/drivers/soc/fsl/dpio/dpio-driver.c
index 5286723..2d4af32 100644
--- a/drivers/soc/fsl/dpio/dpio-driver.c
+++ b/drivers/soc/fsl/dpio/dpio-driver.c
@@ -176,7 +176,7 @@ static int dpaa2_dpio_probe(struct fsl_mc_device *dpio_dev)
if (err)
goto err_register_dpio_irq;
- priv->io = dpaa2_io_create(&desc);
+ priv->io = dpaa2_io_create(&desc, dev);
if (!priv->io) {
dev_err(dev, "dpaa2_io_create failed\n");
err = -ENOMEM;
diff --git a/drivers/soc/fsl/dpio/dpio-service.c b/drivers/soc/fsl/dpio/dpio-service.c
index 5583d28..87e01710 100644
--- a/drivers/soc/fsl/dpio/dpio-service.c
+++ b/drivers/soc/fsl/dpio/dpio-service.c
@@ -27,6 +27,7 @@ struct dpaa2_io {
/* protect notifications list */
spinlock_t lock_notifications;
struct list_head notifications;
+ struct device *dev;
};
struct dpaa2_io_store {
@@ -98,13 +99,15 @@ struct dpaa2_io *dpaa2_io_service_select(int cpu)
/**
* dpaa2_io_create() - create a dpaa2_io object.
* @desc: the dpaa2_io descriptor
+ * @dev: the actual DPIO device
*
* Activates a "struct dpaa2_io" corresponding to the given config of an actual
* DPIO object.
*
* Return a valid dpaa2_io object for success, or NULL for failure.
*/
-struct dpaa2_io *dpaa2_io_create(const struct dpaa2_io_desc *desc)
+struct dpaa2_io *dpaa2_io_create(const struct dpaa2_io_desc *desc,
+ struct device *dev)
{
struct dpaa2_io *obj = kmalloc(sizeof(*obj), GFP_KERNEL);
@@ -146,6 +149,8 @@ struct dpaa2_io *dpaa2_io_create(const struct dpaa2_io_desc *desc)
dpio_by_cpu[desc->cpu] = obj;
spin_unlock(&dpio_list_lock);
+ obj->dev = dev;
+
return obj;
}
diff --git a/include/soc/fsl/dpaa2-io.h b/include/soc/fsl/dpaa2-io.h
index e11eed1..5b5ba26 100644
--- a/include/soc/fsl/dpaa2-io.h
+++ b/include/soc/fsl/dpaa2-io.h
@@ -57,7 +57,8 @@ struct dpaa2_io_desc {
u32 qman_version;
};
-struct dpaa2_io *dpaa2_io_create(const struct dpaa2_io_desc *desc);
+struct dpaa2_io *dpaa2_io_create(const struct dpaa2_io_desc *desc,
+ struct device *dev);
void dpaa2_io_down(struct dpaa2_io *d);
--
1.9.1
next prev parent reply other threads:[~2018-12-10 16:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-10 16:50 [PATCH 0/5] soc: fsl: add device links support for devices on the fsl-mc bus Ioana Ciornei
2018-12-10 16:50 ` [PATCH 1/5] soc: fsl: dpio: perform DPIO Reset on Probe Ioana Ciornei
2018-12-10 16:50 ` [PATCH 2/5] soc: fsl: dpio: keep a per dpio device MC portal Ioana Ciornei
2018-12-10 16:50 ` Ioana Ciornei [this message]
2018-12-10 16:50 ` [PATCH 5/5] bus: fsl-mc: automatically add a device_link on fsl_mc_[portal,object]_allocate Ioana Ciornei
2018-12-10 16:50 ` [PATCH 4/5] soc: fsl: dpio: add a device_link at dpaa2_io_service_register Ioana Ciornei
2018-12-14 14:44 ` Horia Geanta
2018-12-14 14:49 ` Ioana Ciocoi Radulescu
2018-12-17 10:46 ` [PATCH 0/5] soc: fsl: add device links support for devices on the fsl-mc bus Laurentiu Tudor
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1544460591-14888-4-git-send-email-ioana.ciornei@nxp.com \
--to=ioana.ciornei@nxp.com \
--cc=horia.geanta@nxp.com \
--cc=laurentiu.tudor@nxp.com \
--cc=leoyang.li@nxp.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=roy.pledge@nxp.com \
--cc=ruxandra.radulescu@nxp.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).