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authorJulian Wiedmann <jwi@linux.ibm.com>2020-04-02 11:37:50 +0200
committerVasily Gorbik <gor@linux.ibm.com>2020-04-28 13:49:47 +0200
commit3050f022df6a08cb3c968b9be01c163092c568d3 (patch)
tree3359f22f786cf06807a2e82854eaa1a7f7975533 /drivers/s390
parents390/qdio: put thinint indicator after early error (diff)
downloadlinux-3050f022df6a08cb3c968b9be01c163092c568d3.tar.xz
linux-3050f022df6a08cb3c968b9be01c163092c568d3.zip
s390/qdio: consolidate thinint init/exit
Wrap the init/exit steps for thinint into a single helper that follows the established naming scheme. Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com> Reviewed-by: Steffen Maier <maier@linux.ibm.com> Reviewed-by: Benjamin Block <bblock@linux.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/cio/qdio.h6
-rw-r--r--drivers/s390/cio/qdio_main.c10
-rw-r--r--drivers/s390/cio/qdio_thinint.c49
3 files changed, 24 insertions, 41 deletions
diff --git a/drivers/s390/cio/qdio.h b/drivers/s390/cio/qdio.h
index a2afd7bc100b..291b63ccdaf7 100644
--- a/drivers/s390/cio/qdio.h
+++ b/drivers/s390/cio/qdio.h
@@ -369,10 +369,8 @@ void qdio_shutdown_thinint(struct qdio_irq *irq_ptr);
void tiqdio_add_device(struct qdio_irq *irq_ptr);
void tiqdio_remove_device(struct qdio_irq *irq_ptr);
void tiqdio_inbound_processing(unsigned long q);
-int tiqdio_allocate_memory(void);
-void tiqdio_free_memory(void);
-int tiqdio_register_thinints(void);
-void tiqdio_unregister_thinints(void);
+int qdio_thinint_init(void);
+void qdio_thinint_exit(void);
int test_nonshared_ind(struct qdio_irq *);
/* prototypes for setup */
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index 80cc811bd2e0..2abb1d2a0629 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -1861,16 +1861,11 @@ static int __init init_QDIO(void)
rc = qdio_setup_init();
if (rc)
goto out_debug;
- rc = tiqdio_allocate_memory();
+ rc = qdio_thinint_init();
if (rc)
goto out_cache;
- rc = tiqdio_register_thinints();
- if (rc)
- goto out_ti;
return 0;
-out_ti:
- tiqdio_free_memory();
out_cache:
qdio_setup_exit();
out_debug:
@@ -1880,8 +1875,7 @@ out_debug:
static void __exit exit_QDIO(void)
{
- tiqdio_unregister_thinints();
- tiqdio_free_memory();
+ qdio_thinint_exit();
qdio_setup_exit();
qdio_debug_exit();
}
diff --git a/drivers/s390/cio/qdio_thinint.c b/drivers/s390/cio/qdio_thinint.c
index 0faa0ad21732..7a440e4328cd 100644
--- a/drivers/s390/cio/qdio_thinint.c
+++ b/drivers/s390/cio/qdio_thinint.c
@@ -197,34 +197,6 @@ out:
return rc;
}
-/* allocate non-shared indicators and shared indicator */
-int __init tiqdio_allocate_memory(void)
-{
- q_indicators = kcalloc(TIQDIO_NR_INDICATORS,
- sizeof(struct indicator_t),
- GFP_KERNEL);
- if (!q_indicators)
- return -ENOMEM;
- return 0;
-}
-
-void tiqdio_free_memory(void)
-{
- kfree(q_indicators);
-}
-
-int __init tiqdio_register_thinints(void)
-{
- int rc;
-
- rc = register_adapter_interrupt(&tiqdio_airq);
- if (rc) {
- DBF_EVENT("RTI:%x", rc);
- return rc;
- }
- return 0;
-}
-
int qdio_establish_thinint(struct qdio_irq *irq_ptr)
{
int rc;
@@ -252,8 +224,27 @@ void qdio_shutdown_thinint(struct qdio_irq *irq_ptr)
put_indicator(irq_ptr->dsci);
}
-void __exit tiqdio_unregister_thinints(void)
+int __init qdio_thinint_init(void)
+{
+ int rc;
+
+ q_indicators = kcalloc(TIQDIO_NR_INDICATORS, sizeof(struct indicator_t),
+ GFP_KERNEL);
+ if (!q_indicators)
+ return -ENOMEM;
+
+ rc = register_adapter_interrupt(&tiqdio_airq);
+ if (rc) {
+ DBF_EVENT("RTI:%x", rc);
+ kfree(q_indicators);
+ return rc;
+ }
+ return 0;
+}
+
+void __exit qdio_thinint_exit(void)
{
WARN_ON(!list_empty(&tiq_list));
unregister_adapter_interrupt(&tiqdio_airq);
+ kfree(q_indicators);
}