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authorSameer Wadgaonkar <sameer.wadgaonkar@unisys.com>2017-09-27 20:14:44 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-09-28 12:20:21 +0300
commit90476670abec373557a6bff6a43b6e490c02e4ec (patch)
tree0562733c93d00d6f587da1505f4f829b15b8c5e6 /drivers/staging/unisys
parentcb3b5dccca9d011f764de139f88a1db3b9d21d82 (diff)
downloadlinux-90476670abec373557a6bff6a43b6e490c02e4ec.tar.xz
staging: unisys: visorbus: simplify visorchannel_create_guts
Removing the two wrapper functions dealing with visorchannel_create() and instead just always use a new version of visorchannel_create() with an additional parameter. Signed-off-by: Sameer Wadgaonkar <sameer.wadgaonkar@unisys.com> Signed-off-by: David Kershner <david.kershner@unisys.com> Reviewed-by: Tim Sell <timothy.sell@unisys.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/unisys')
-rw-r--r--drivers/staging/unisys/visorbus/visorbus_private.h4
-rw-r--r--drivers/staging/unisys/visorbus/visorchannel.c23
-rw-r--r--drivers/staging/unisys/visorbus/visorchipset.c15
3 files changed, 14 insertions, 28 deletions
diff --git a/drivers/staging/unisys/visorbus/visorbus_private.h b/drivers/staging/unisys/visorbus/visorbus_private.h
index 841437f41d75..4a8b12d7cfaa 100644
--- a/drivers/staging/unisys/visorbus/visorbus_private.h
+++ b/drivers/staging/unisys/visorbus/visorbus_private.h
@@ -39,9 +39,7 @@ void visorbus_exit(void);
/* visorchannel access functions */
struct visorchannel *visorchannel_create(u64 physaddr, gfp_t gfp,
- const guid_t *guid);
-struct visorchannel *visorchannel_create_with_lock(u64 physaddr, gfp_t gfp,
- const guid_t *guid);
+ const guid_t *guid, bool needs_lock);
void visorchannel_destroy(struct visorchannel *channel);
int visorchannel_read(struct visorchannel *channel, ulong offset,
void *dest, ulong nbytes);
diff --git a/drivers/staging/unisys/visorbus/visorchannel.c b/drivers/staging/unisys/visorbus/visorchannel.c
index 68cfd950e70e..aae16073ba03 100644
--- a/drivers/staging/unisys/visorbus/visorchannel.c
+++ b/drivers/staging/unisys/visorbus/visorchannel.c
@@ -342,9 +342,9 @@ static int signalinsert_inner(struct visorchannel *channel, u32 queue,
}
/*
- * visorchannel_create_guts() - creates the struct visorchannel abstraction for
- * a data area in memory, but does NOT modify this
- * data area
+ * visorchannel_create() - creates the struct visorchannel abstraction for a
+ * data area in memory, but does NOT modify this data
+ * area
* @physaddr: physical address of start of channel
* @gfp: gfp_t to use when allocating memory for the data struct
* @guid: GUID that identifies channel type;
@@ -355,9 +355,8 @@ static int signalinsert_inner(struct visorchannel *channel, u32 queue,
* Return: pointer to visorchannel that was created if successful,
* otherwise NULL
*/
-static struct visorchannel *visorchannel_create_guts(u64 physaddr, gfp_t gfp,
- const guid_t *guid,
- bool needs_lock)
+struct visorchannel *visorchannel_create(u64 physaddr, gfp_t gfp,
+ const guid_t *guid, bool needs_lock)
{
struct visorchannel *channel;
int err;
@@ -416,18 +415,6 @@ err_destroy_channel:
return NULL;
}
-struct visorchannel *visorchannel_create(u64 physaddr, gfp_t gfp,
- const guid_t *guid)
-{
- return visorchannel_create_guts(physaddr, gfp, guid, false);
-}
-
-struct visorchannel *visorchannel_create_with_lock(u64 physaddr, gfp_t gfp,
- const guid_t *guid)
-{
- return visorchannel_create_guts(physaddr, gfp, guid, true);
-}
-
/**
* visorchannel_signalinsert() - inserts a message into the designated
* channel/queue
diff --git a/drivers/staging/unisys/visorbus/visorchipset.c b/drivers/staging/unisys/visorbus/visorchipset.c
index c876e5420be9..027e10f2f0e6 100644
--- a/drivers/staging/unisys/visorbus/visorchipset.c
+++ b/drivers/staging/unisys/visorbus/visorchipset.c
@@ -494,7 +494,8 @@ static int visorbus_create(struct controlvm_message *inmsg)
}
visorchannel = visorchannel_create(cmd->create_bus.channel_addr,
GFP_KERNEL,
- &cmd->create_bus.bus_data_type_guid);
+ &cmd->create_bus.bus_data_type_guid,
+ false);
if (!visorchannel) {
err = -ENOMEM;
goto err_free_pending_msg;
@@ -681,10 +682,10 @@ static int visorbus_device_create(struct controlvm_message *inmsg)
dev_info->chipset_dev_no = dev_no;
guid_copy(&dev_info->inst, &cmd->create_device.dev_inst_guid);
dev_info->device.parent = &bus_info->device;
- visorchannel =
- visorchannel_create_with_lock(cmd->create_device.channel_addr,
- GFP_KERNEL,
- &cmd->create_device.data_type_guid);
+ visorchannel = visorchannel_create(cmd->create_device.channel_addr,
+ GFP_KERNEL,
+ &cmd->create_device.data_type_guid,
+ true);
if (!visorchannel) {
dev_err(&chipset_dev->acpi_device->dev,
"failed to create visorchannel: %d/%d\n",
@@ -1203,8 +1204,8 @@ static int controlvm_channel_create(struct visorchipset_device *dev)
if (err)
return err;
addr = dev->controlvm_params.address;
- chan = visorchannel_create_with_lock(addr, GFP_KERNEL,
- &visor_controlvm_channel_guid);
+ chan = visorchannel_create(addr, GFP_KERNEL,
+ &visor_controlvm_channel_guid, true);
if (!chan)
return -ENOMEM;
dev->controlvm_channel = chan;