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Re: CVS commit: src/sys/dev/i2c
You forgot to make the iic driver detachable, modunload iic will panic I
think.
-----Original Message-----
From: Marc Balmer
Sent: Sunday, October 02, 2011 7:38 AM Newsgroups:
gmane.os.netbsd.devel.cvs.full
To: source-changes-full-qavaossjCcEdnm+yROfE0A%public.gmane.org@localhost
Subject: CVS commit: src/sys/dev/i2c
Module Name: src
Committed By: mbalmer
Date: Sun Oct 2 11:38:48 UTC 2011
Modified Files:
src/sys/dev/i2c: i2c.c
Log Message:
ii2c can be built as module.
To generate a diff of this commit:
cvs rdiff -u -r1.27 -r1.28 src/sys/dev/i2c/i2c.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/i2c/i2c.c
diff -u src/sys/dev/i2c/i2c.c:1.27 src/sys/dev/i2c/i2c.c:1.28
--- src/sys/dev/i2c/i2c.c:1.27 Tue Aug 2 18:46:35 2011
+++ src/sys/dev/i2c/i2c.c Sun Oct 2 11:38:48 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: i2c.c,v 1.27 2011/08/02 18:46:35 pgoyette Exp $ */
+/* $NetBSD: i2c.c,v 1.28 2011/10/02 11:38:48 mbalmer Exp $ */
/*
* Copyright (c) 2003 Wasabi Systems, Inc.
@@ -36,7 +36,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: i2c.c,v 1.27 2011/08/02 18:46:35 pgoyette Exp
$");
+__KERNEL_RCSID(0, "$NetBSD: i2c.c,v 1.28 2011/10/02 11:38:48 mbalmer Exp
$");
#include <sys/param.h>
#include <sys/systm.h>
@@ -47,6 +47,7 @@ __KERNEL_RCSID(0, "$NetBSD: i2c.c,v 1.27
#include <sys/kthread.h>
#include <sys/proc.h>
#include <sys/kernel.h>
+#include <sys/module.h>
#include <dev/i2c/i2cvar.h>
@@ -116,7 +117,7 @@ iic_search(device_t parent, cfdata_t cf,
ia.ia_compat = NULL;
if (config_match(parent, cf, &ia) > 0) {
- if (ia.ia_addr == (i2c_addr_t)-1)
+ if (ia.ia_addr == (i2c_addr_t)-1)
config_attach(parent, cf, &ia, iic_print);
else if (ia.ia_addr <= I2C_MAX_ADDR &&
!sc->sc_devices[ia.ia_addr])
@@ -341,7 +342,7 @@ iic_smbus_intr_establish(i2c_tag_t ic, i
il = malloc(sizeof(struct ic_intr_list), M_DEVBUF, M_WAITOK);
if (il == NULL)
return NULL;
-
+
il->il_intr = intr;
il->il_intrarg = intrarg;
@@ -371,7 +372,7 @@ iic_smbus_intr_establish_proc(i2c_tag_t
il = malloc(sizeof(struct ic_intr_list), M_DEVBUF, M_WAITOK);
if (il == NULL)
return NULL;
-
+
il->il_intr = intr;
il->il_intrarg = intrarg;
@@ -460,3 +461,37 @@ iic_compat_match(struct i2c_attach_args
CFATTACH_DECL2_NEW(iic, sizeof(struct iic_softc),
iic_match, iic_attach, NULL, NULL, iic_rescan, iic_child_detach);
+
+MODULE(MODULE_CLASS_DRIVER, iic, NULL);
+
+#ifdef _MODULE
+#include "ioconf.c"
+#endif
+
+static int
+iic_modcmd(modcmd_t cmd, void *opaque)
+{
+ int error;
+
+ error = 0;
+ switch (cmd) {
+ case MODULE_CMD_INIT:
+#ifdef _MODULE
+ error = config_init_component(cfdriver_ioconf_iic,
+ cfattach_ioconf_iic, cfdata_ioconf_iic);
+ if (error)
+ aprint_error("%s: unable to init component\n",
+ iic_cd.cd_name);
+#endif
+ break;
+ case MODULE_CMD_FINI:
+#ifdef _MODULE
+ config_fini_component(cfdriver_ioconf_iic,
+ cfattach_ioconf_iic, cfdata_ioconf_iic);
+#endif
+ break;
+ default:
+ error = ENOTTY;
+ }
+ return error;
+}
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