> From: linux-acpi-ow...@vger.kernel.org
> [mailto:linux-acpi-ow...@vger.kernel.org] On Behalf Of Rafael J. Wysocki
>
> On Friday, July 26, 2013 01:25:12 AM Zheng, Lv wrote:
> > > From: Rafael J. Wysocki [mailto:r...@sisk.pl]
> > > Sent: Friday, July 26, 2013 6:26 AM
> > >
> > > On Tuesday, July 23, 2013 04:10:06 PM Lv Zheng wrote:
> > > > This is a trivial patch:
> > > > 1. Deletes a member of the acpi_ipmi_device - smi_data which is not
> > > > actually used.
> > > > 2. Updates a member of the acpi_ipmi_device - pnp_dev which is only
> used
> > > > by dev_warn() invocations, so changes it to struct device.
> > > >
> > > > Signed-off-by: Lv Zheng <lv.zh...@intel.com>
> > > > Reviewed-by: Huang Ying <ying.hu...@intel.com>
> > > > ---
> > > > drivers/acpi/acpi_ipmi.c | 30 ++++++++++++++----------------
> > > > 1 file changed, 14 insertions(+), 16 deletions(-)
> > > >
> > > > diff --git a/drivers/acpi/acpi_ipmi.c b/drivers/acpi/acpi_ipmi.c index
> > > > 0ee1ea6..7f93ffd 100644
> > > > --- a/drivers/acpi/acpi_ipmi.c
> > > > +++ b/drivers/acpi/acpi_ipmi.c
> > > > @@ -63,11 +63,10 @@ struct acpi_ipmi_device {
> > > > struct list_head tx_msg_list;
> > > > spinlock_t tx_msg_lock;
> > > > acpi_handle handle;
> > > > - struct pnp_dev *pnp_dev;
> > > > + struct device *dev;
> > > > ipmi_user_t user_interface;
> > > > int ipmi_ifnum; /* IPMI interface number */
> > > > long curr_msgid;
> > > > - struct ipmi_smi_info smi_data;
> > > > atomic_t refcnt;
> > > > };
> > > >
> > > > @@ -132,7 +131,7 @@ static struct ipmi_driver_data driver_data = { };
> > > >
> > > > static struct acpi_ipmi_device *
> > > > -ipmi_dev_alloc(int iface, struct ipmi_smi_info *smi_data, acpi_handle
> > > > handle)
> > > > +ipmi_dev_alloc(int iface, struct device *pdev, acpi_handle handle)
> > >
> > > Why is the second arg called pdev?
> >
> > OK, I will change it to dev.
>
> OK, thanks.
>
> > >
> > > > {
> > > > struct acpi_ipmi_device *ipmi_device;
> > > > int err;
> > > > @@ -148,14 +147,13 @@ ipmi_dev_alloc(int iface, struct ipmi_smi_info
> > > *smi_data, acpi_handle handle)
> > > > spin_lock_init(&ipmi_device->tx_msg_lock);
> > > >
> > > > ipmi_device->handle = handle;
> > > > - ipmi_device->pnp_dev = to_pnp_dev(get_device(smi_data->dev));
> > > > - memcpy(&ipmi_device->smi_data, smi_data, sizeof(struct
> > > ipmi_smi_info));
> > > > + ipmi_device->dev = get_device(pdev);
> > > > ipmi_device->ipmi_ifnum = iface;
> > > >
> > > > err = ipmi_create_user(iface, &driver_data.ipmi_hndlrs,
> > > > ipmi_device, &user);
> > > > if (err) {
> > > > - put_device(smi_data->dev);
> > > > + put_device(pdev);
> > > > kfree(ipmi_device);
> > > > return NULL;
> > > > }
> > > > @@ -175,7 +173,7 @@ acpi_ipmi_dev_get(struct acpi_ipmi_device
> > > > *ipmi_device) static void ipmi_dev_release(struct acpi_ipmi_device
> > > > *ipmi_device) {
> > > > ipmi_destroy_user(ipmi_device->user_interface);
> > > > - put_device(ipmi_device->smi_data.dev);
> > > > + put_device(ipmi_device->dev);
> > > > kfree(ipmi_device);
> > > > }
> > > >
> > > > @@ -263,7 +261,7 @@ static int acpi_format_ipmi_request(struct
> > > acpi_ipmi_msg *tx_msg,
> > > > buffer = (struct acpi_ipmi_buffer *)value;
> > > > /* copy the tx message data */
> > > > if (buffer->length > ACPI_IPMI_MAX_MSG_LENGTH) {
> > > > - dev_WARN_ONCE(&tx_msg->device->pnp_dev->dev, true,
> > > > + dev_WARN_ONCE(tx_msg->device->dev, true,
> > > > "Unexpected request (msg len %d).\n",
> > > > buffer->length);
> > > > return -EINVAL;
> > > > @@ -382,11 +380,11 @@ static void ipmi_msg_handler(struct
> > > ipmi_recv_msg *msg, void *user_msg_data)
> > > > struct acpi_ipmi_device *ipmi_device = user_msg_data;
> > > > int msg_found = 0;
> > > > struct acpi_ipmi_msg *tx_msg;
> > > > - struct pnp_dev *pnp_dev = ipmi_device->pnp_dev;
> > > > + struct device *dev = ipmi_device->dev;
> > > > unsigned long flags;
> > > >
> > > > if (msg->user != ipmi_device->user_interface) {
> > > > - dev_warn(&pnp_dev->dev,
> > > > + dev_warn(dev,
> > > > "Unexpected response is returned. returned
> > > > user %p,
> expected
> > > user %p\n",
> > > > msg->user, ipmi_device->user_interface);
> > > > goto out_msg;
> > > > @@ -404,7 +402,7 @@ static void ipmi_msg_handler(struct
> ipmi_recv_msg
> > > *msg, void *user_msg_data)
> > > > spin_unlock_irqrestore(&ipmi_device->tx_msg_lock, flags);
> > > >
> > > > if (!msg_found) {
> > > > - dev_warn(&pnp_dev->dev,
> > > > + dev_warn(dev,
> > > > "Unexpected response (msg id %ld) is
> > > > returned.\n",
> > > > msg->msgid);
> > > > goto out_msg;
> > > > @@ -412,7 +410,7 @@ static void ipmi_msg_handler(struct
> ipmi_recv_msg
> > > > *msg, void *user_msg_data)
> > > >
> > > > /* copy the response data to Rx_data buffer */
> > > > if (msg->msg.data_len > ACPI_IPMI_MAX_MSG_LENGTH) {
> > > > - dev_WARN_ONCE(&pnp_dev->dev, true,
> > > > + dev_WARN_ONCE(dev, true,
> > > > "Unexpected response (msg len %d).\n",
> > > > msg->msg.data_len);
> > > > goto out_comp;
> > > > @@ -431,7 +429,7 @@ out_msg:
> > > > static void ipmi_register_bmc(int iface, struct device *dev) {
> > > > struct acpi_ipmi_device *ipmi_device, *temp;
> > > > - struct pnp_dev *pnp_dev;
> > > > + struct device *pdev;
> > >
> > > And here?
> >
> > The dev is the parameter of the ipmi_register_bmc(), it is not possible to
> name the "struct ipmi_smi_info " as dev here for this quick fix.
>
> Right. What about smi_dev? Or just use smi_data.dev directly? It's just
> two
> places and shouldn't cause any line wraps to happen.
Sounds good, I'll take your advice. :-)
Thanks and best regards
-Lv
>
> Rafael
>
>
> > > > int err;
> > > > struct ipmi_smi_info smi_data;
> > > > acpi_handle handle;
> > > > @@ -445,11 +443,11 @@ static void ipmi_register_bmc(int iface, struct
> > > device *dev)
> > > > handle = smi_data.addr_info.acpi_info.acpi_handle;
> > > > if (!handle)
> > > > goto err_ref;
> > > > - pnp_dev = to_pnp_dev(smi_data.dev);
> > > > + pdev = smi_data.dev;
> > > >
> > > > - ipmi_device = ipmi_dev_alloc(iface, &smi_data, handle);
> > > > + ipmi_device = ipmi_dev_alloc(iface, pdev, handle);
> > > > if (!ipmi_device) {
> > > > - dev_warn(&pnp_dev->dev, "Can't create IPMI user
> interface\n");
> > > > + dev_warn(pdev, "Can't create IPMI user interface\n");
> > > > goto err_ref;
> > > > }
> > > >
> > > >
> > > --
> > > I speak only for myself.
> > > Rafael J. Wysocki, Intel Open Source Technology Center.
> >
> --
> I speak only for myself.
> Rafael J. Wysocki, Intel Open Source Technology Center.
> --
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