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Message-Id: <20190313040702.14276-2-alastair@au1.ibm.com>
Date: Wed, 13 Mar 2019 15:06:57 +1100
From: "Alastair D'Silva" <alastair@....ibm.com>
To: unlisted-recipients:; (no To-header on input)
Cc: "Alastair D'Silva" <alastair@...ilva.org>,
Greg Kurz <groug@...d.org>,
Frederic Barrat <fbarrat@...ux.ibm.com>,
Andrew Donnellan <andrew.donnellan@....ibm.com>,
Arnd Bergmann <arnd@...db.de>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/5] ocxl: Rename struct link to ocxl_link
From: Alastair D'Silva <alastair@...ilva.org>
The term 'link' is ambiguous (especially when the struct is used for a
list), so rename it for clarity.
Signed-off-by: Alastair D'Silva <alastair@...ilva.org>
Reviewed-by: Greg Kurz <groug@...d.org>
---
drivers/misc/ocxl/file.c | 5 ++---
drivers/misc/ocxl/link.c | 36 ++++++++++++++++++------------------
2 files changed, 20 insertions(+), 21 deletions(-)
diff --git a/drivers/misc/ocxl/file.c b/drivers/misc/ocxl/file.c
index e6a607488f8a..009e09b7ded5 100644
--- a/drivers/misc/ocxl/file.c
+++ b/drivers/misc/ocxl/file.c
@@ -151,10 +151,9 @@ static long afu_ioctl_enable_p9_wait(struct ocxl_context *ctx,
mutex_unlock(&ctx->status_mutex);
if (status == ATTACHED) {
- int rc;
- struct link *link = ctx->afu->fn->link;
+ int rc = ocxl_link_update_pe(ctx->afu->fn->link,
+ ctx->pasid, ctx->tidr);
- rc = ocxl_link_update_pe(link, ctx->pasid, ctx->tidr);
if (rc)
return rc;
}
diff --git a/drivers/misc/ocxl/link.c b/drivers/misc/ocxl/link.c
index d50b861d7e57..8d2690a1a9de 100644
--- a/drivers/misc/ocxl/link.c
+++ b/drivers/misc/ocxl/link.c
@@ -76,7 +76,7 @@ struct spa {
* limited number of opencapi slots on a system and lookup is only
* done when the device is probed
*/
-struct link {
+struct ocxl_link {
struct list_head list;
struct kref ref;
int domain;
@@ -179,7 +179,7 @@ static void xsl_fault_handler_bh(struct work_struct *fault_work)
static irqreturn_t xsl_fault_handler(int irq, void *data)
{
- struct link *link = (struct link *) data;
+ struct ocxl_link *link = (struct ocxl_link *) data;
struct spa *spa = link->spa;
u64 dsisr, dar, pe_handle;
struct pe_data *pe_data;
@@ -256,7 +256,7 @@ static int map_irq_registers(struct pci_dev *dev, struct spa *spa)
&spa->reg_tfc, &spa->reg_pe_handle);
}
-static int setup_xsl_irq(struct pci_dev *dev, struct link *link)
+static int setup_xsl_irq(struct pci_dev *dev, struct ocxl_link *link)
{
struct spa *spa = link->spa;
int rc;
@@ -311,7 +311,7 @@ static int setup_xsl_irq(struct pci_dev *dev, struct link *link)
return rc;
}
-static void release_xsl_irq(struct link *link)
+static void release_xsl_irq(struct ocxl_link *link)
{
struct spa *spa = link->spa;
@@ -323,7 +323,7 @@ static void release_xsl_irq(struct link *link)
unmap_irq_registers(spa);
}
-static int alloc_spa(struct pci_dev *dev, struct link *link)
+static int alloc_spa(struct pci_dev *dev, struct ocxl_link *link)
{
struct spa *spa;
@@ -350,7 +350,7 @@ static int alloc_spa(struct pci_dev *dev, struct link *link)
return 0;
}
-static void free_spa(struct link *link)
+static void free_spa(struct ocxl_link *link)
{
struct spa *spa = link->spa;
@@ -364,12 +364,12 @@ static void free_spa(struct link *link)
}
}
-static int alloc_link(struct pci_dev *dev, int PE_mask, struct link **out_link)
+static int alloc_link(struct pci_dev *dev, int PE_mask, struct ocxl_link **out_link)
{
- struct link *link;
+ struct ocxl_link *link;
int rc;
- link = kzalloc(sizeof(struct link), GFP_KERNEL);
+ link = kzalloc(sizeof(struct ocxl_link), GFP_KERNEL);
if (!link)
return -ENOMEM;
@@ -405,7 +405,7 @@ static int alloc_link(struct pci_dev *dev, int PE_mask, struct link **out_link)
return rc;
}
-static void free_link(struct link *link)
+static void free_link(struct ocxl_link *link)
{
release_xsl_irq(link);
free_spa(link);
@@ -415,7 +415,7 @@ static void free_link(struct link *link)
int ocxl_link_setup(struct pci_dev *dev, int PE_mask, void **link_handle)
{
int rc = 0;
- struct link *link;
+ struct ocxl_link *link;
mutex_lock(&links_list_lock);
list_for_each_entry(link, &links_list, list) {
@@ -442,7 +442,7 @@ EXPORT_SYMBOL_GPL(ocxl_link_setup);
static void release_xsl(struct kref *ref)
{
- struct link *link = container_of(ref, struct link, ref);
+ struct ocxl_link *link = container_of(ref, struct ocxl_link, ref);
list_del(&link->list);
/* call platform code before releasing data */
@@ -452,7 +452,7 @@ static void release_xsl(struct kref *ref)
void ocxl_link_release(struct pci_dev *dev, void *link_handle)
{
- struct link *link = (struct link *) link_handle;
+ struct ocxl_link *link = (struct ocxl_link *) link_handle;
mutex_lock(&links_list_lock);
kref_put(&link->ref, release_xsl);
@@ -488,7 +488,7 @@ int ocxl_link_add_pe(void *link_handle, int pasid, u32 pidr, u32 tidr,
void (*xsl_err_cb)(void *data, u64 addr, u64 dsisr),
void *xsl_err_data)
{
- struct link *link = (struct link *) link_handle;
+ struct ocxl_link *link = (struct ocxl_link *) link_handle;
struct spa *spa = link->spa;
struct ocxl_process_element *pe;
int pe_handle, rc = 0;
@@ -558,7 +558,7 @@ EXPORT_SYMBOL_GPL(ocxl_link_add_pe);
int ocxl_link_update_pe(void *link_handle, int pasid, __u16 tid)
{
- struct link *link = (struct link *) link_handle;
+ struct ocxl_link *link = (struct ocxl_link *) link_handle;
struct spa *spa = link->spa;
struct ocxl_process_element *pe;
int pe_handle, rc;
@@ -594,7 +594,7 @@ int ocxl_link_update_pe(void *link_handle, int pasid, __u16 tid)
int ocxl_link_remove_pe(void *link_handle, int pasid)
{
- struct link *link = (struct link *) link_handle;
+ struct ocxl_link *link = (struct ocxl_link *) link_handle;
struct spa *spa = link->spa;
struct ocxl_process_element *pe;
struct pe_data *pe_data;
@@ -666,7 +666,7 @@ EXPORT_SYMBOL_GPL(ocxl_link_remove_pe);
int ocxl_link_irq_alloc(void *link_handle, int *hw_irq, u64 *trigger_addr)
{
- struct link *link = (struct link *) link_handle;
+ struct ocxl_link *link = (struct ocxl_link *) link_handle;
int rc, irq;
u64 addr;
@@ -687,7 +687,7 @@ EXPORT_SYMBOL_GPL(ocxl_link_irq_alloc);
void ocxl_link_free_irq(void *link_handle, int hw_irq)
{
- struct link *link = (struct link *) link_handle;
+ struct ocxl_link *link = (struct ocxl_link *) link_handle;
pnv_ocxl_free_xive_irq(hw_irq);
atomic_inc(&link->irq_available);
--
2.20.1
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