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* [PATCH] pnp: remove the now unused pnp_find_card function
@ 2020-10-08  6:53 Christoph Hellwig
  2020-10-08 16:01 ` Rafael J. Wysocki
  0 siblings, 1 reply; 2+ messages in thread
From: Christoph Hellwig @ 2020-10-08  6:53 UTC (permalink / raw)
  To: rafael.j.wysocki; +Cc: linux-acpi, linux-kernel

All user of the pnp_find_card compat wrapper are gone, so remove
the function as well.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 Documentation/admin-guide/pnp.rst |  4 ----
 drivers/pnp/isapnp/compat.c       | 23 -----------------------
 include/linux/isapnp.h            |  6 ------
 3 files changed, 33 deletions(-)

diff --git a/Documentation/admin-guide/pnp.rst b/Documentation/admin-guide/pnp.rst
index bab2d10631f00d..3eda08191d139a 100644
--- a/Documentation/admin-guide/pnp.rst
+++ b/Documentation/admin-guide/pnp.rst
@@ -281,10 +281,6 @@ ISAPNP drivers.  They should serve as a temporary solution only.
 
 They are as follows::
 
-	struct pnp_card *pnp_find_card(unsigned short vendor,
-				       unsigned short device,
-				       struct pnp_card *from)
-
 	struct pnp_dev *pnp_find_dev(struct pnp_card *card,
 				     unsigned short vendor,
 				     unsigned short function,
diff --git a/drivers/pnp/isapnp/compat.c b/drivers/pnp/isapnp/compat.c
index 6c845b6283163d..035e9509248968 100644
--- a/drivers/pnp/isapnp/compat.c
+++ b/drivers/pnp/isapnp/compat.c
@@ -21,28 +21,6 @@ static void pnp_convert_id(char *buf, unsigned short vendor,
 		(device >> 12) & 0x0f, (device >> 8) & 0x0f);
 }
 
-struct pnp_card *pnp_find_card(unsigned short vendor, unsigned short device,
-			       struct pnp_card *from)
-{
-	char id[8];
-	char any[8];
-	struct list_head *list;
-
-	pnp_convert_id(id, vendor, device);
-	pnp_convert_id(any, ISAPNP_ANY_ID, ISAPNP_ANY_ID);
-
-	list = from ? from->global_list.next : pnp_cards.next;
-
-	while (list != &pnp_cards) {
-		struct pnp_card *card = global_to_pnp_card(list);
-
-		if (compare_pnp_id(card->id, id) || (memcmp(id, any, 7) == 0))
-			return card;
-		list = list->next;
-	}
-	return NULL;
-}
-
 struct pnp_dev *pnp_find_dev(struct pnp_card *card, unsigned short vendor,
 			     unsigned short function, struct pnp_dev *from)
 {
@@ -86,5 +64,4 @@ struct pnp_dev *pnp_find_dev(struct pnp_card *card, unsigned short vendor,
 	return NULL;
 }
 
-EXPORT_SYMBOL(pnp_find_card);
 EXPORT_SYMBOL(pnp_find_dev);
diff --git a/include/linux/isapnp.h b/include/linux/isapnp.h
index 11edb2109a68f6..dba18c95844bde 100644
--- a/include/linux/isapnp.h
+++ b/include/linux/isapnp.h
@@ -75,9 +75,6 @@ static inline int isapnp_proc_done(void) { return 0; }
 #endif
 
 /* compat */
-struct pnp_card *pnp_find_card(unsigned short vendor,
-			       unsigned short device,
-			       struct pnp_card *from);
 struct pnp_dev *pnp_find_dev(struct pnp_card *card,
 			     unsigned short vendor,
 			     unsigned short function,
@@ -92,9 +89,6 @@ static inline int isapnp_cfg_end(void) { return -ENODEV; }
 static inline unsigned char isapnp_read_byte(unsigned char idx) { return 0xff; }
 static inline void isapnp_write_byte(unsigned char idx, unsigned char val) { ; }
 
-static inline struct pnp_card *pnp_find_card(unsigned short vendor,
-					     unsigned short device,
-					     struct pnp_card *from) { return NULL; }
 static inline struct pnp_dev *pnp_find_dev(struct pnp_card *card,
 					   unsigned short vendor,
 					   unsigned short function,
-- 
2.28.0


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2020-10-08  6:53 [PATCH] pnp: remove the now unused pnp_find_card function Christoph Hellwig
2020-10-08 16:01 ` Rafael J. Wysocki

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