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authorDominik Brodowski <linux@dominikbrodowski.net>2005-11-14 21:21:18 +0100
committerDominik Brodowski <linux@dominikbrodowski.net>2006-01-05 23:59:02 +0100
commit98e4c28b7ec390c2dad6a4c69d69629c0f7e8b10 (patch)
treeb3d46f0643352e541d6a39e6da09059687cf713d /drivers/scsi/pcmcia
parent63e7ebd06402951bc8863ba5b7bc9b9f42044849 (diff)
downloadop-kernel-dev-98e4c28b7ec390c2dad6a4c69d69629c0f7e8b10.zip
op-kernel-dev-98e4c28b7ec390c2dad6a4c69d69629c0f7e8b10.tar.gz
[PATCH] pcmcia: new suspend core
Move the suspend and resume methods out of the event handler, and into special functions. Also use these functions for pre- and post-reset, as almost all drivers already do, and the remaining ones can easily be converted. Bugfix to include/pcmcia/ds.c Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'drivers/scsi/pcmcia')
-rw-r--r--drivers/scsi/pcmcia/aha152x_stub.c48
-rw-r--r--drivers/scsi/pcmcia/fdomain_stub.c42
-rw-r--r--drivers/scsi/pcmcia/nsp_cs.c102
-rw-r--r--drivers/scsi/pcmcia/qlogic_stub.c59
-rw-r--r--drivers/scsi/pcmcia/sym53c500_cs.c69
5 files changed, 186 insertions, 134 deletions
diff --git a/drivers/scsi/pcmcia/aha152x_stub.c b/drivers/scsi/pcmcia/aha152x_stub.c
index 7c53064..82988a3 100644
--- a/drivers/scsi/pcmcia/aha152x_stub.c
+++ b/drivers/scsi/pcmcia/aha152x_stub.c
@@ -272,11 +272,37 @@ static void aha152x_release_cs(dev_link_t *link)
link->state &= ~DEV_CONFIG;
}
+static int aha152x_suspend(struct pcmcia_device *dev)
+{
+ dev_link_t *link = dev_to_instance(dev);
+
+ link->state |= DEV_SUSPEND;
+ if (link->state & DEV_CONFIG)
+ pcmcia_release_configuration(link->handle);
+
+ return 0;
+}
+
+static int aha152x_resume(struct pcmcia_device *dev)
+{
+ dev_link_t *link = dev_to_instance(dev);
+ scsi_info_t *info = link->priv;
+
+ link->state &= ~DEV_SUSPEND;
+ if (link->state & DEV_CONFIG) {
+ Scsi_Cmnd tmp;
+ pcmcia_request_configuration(link->handle, &link->conf);
+ tmp.device->host = info->host;
+ aha152x_host_reset(&tmp);
+ }
+
+ return 0;
+}
+
static int aha152x_event(event_t event, int priority,
event_callback_args_t *args)
{
dev_link_t *link = args->client_data;
- scsi_info_t *info = link->priv;
DEBUG(0, "aha152x_event(0x%06x)\n", event);
@@ -290,24 +316,6 @@ static int aha152x_event(event_t event, int priority,
link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
aha152x_config_cs(link);
break;
- case CS_EVENT_PM_SUSPEND:
- link->state |= DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_RESET_PHYSICAL:
- if (link->state & DEV_CONFIG)
- pcmcia_release_configuration(link->handle);
- break;
- case CS_EVENT_PM_RESUME:
- link->state &= ~DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_CARD_RESET:
- if (link->state & DEV_CONFIG) {
- Scsi_Cmnd tmp;
- pcmcia_request_configuration(link->handle, &link->conf);
- tmp.device->host = info->host;
- aha152x_host_reset(&tmp);
- }
- break;
}
return 0;
}
@@ -331,6 +339,8 @@ static struct pcmcia_driver aha152x_cs_driver = {
.event = aha152x_event,
.detach = aha152x_detach,
.id_table = aha152x_ids,
+ .suspend = aha152x_suspend,
+ .resume = aha152x_resume,
};
static int __init init_aha152x_cs(void)
diff --git a/drivers/scsi/pcmcia/fdomain_stub.c b/drivers/scsi/pcmcia/fdomain_stub.c
index db8f5cd..9e1d68c 100644
--- a/drivers/scsi/pcmcia/fdomain_stub.c
+++ b/drivers/scsi/pcmcia/fdomain_stub.c
@@ -256,6 +256,30 @@ static void fdomain_release(dev_link_t *link)
/*====================================================================*/
+static int fdomain_suspend(struct pcmcia_device *dev)
+{
+ dev_link_t *link = dev_to_instance(dev);
+
+ link->state |= DEV_SUSPEND;
+ if (link->state & DEV_CONFIG)
+ pcmcia_release_configuration(link->handle);
+
+ return 0;
+}
+
+static int fdomain_resume(struct pcmcia_device *dev)
+{
+ dev_link_t *link = dev_to_instance(dev);
+
+ link->state &= ~DEV_SUSPEND;
+ if (link->state & DEV_CONFIG) {
+ pcmcia_request_configuration(link->handle, &link->conf);
+ fdomain_16x0_bus_reset(NULL);
+ }
+
+ return 0;
+}
+
static int fdomain_event(event_t event, int priority,
event_callback_args_t *args)
{
@@ -273,22 +297,6 @@ static int fdomain_event(event_t event, int priority,
link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
fdomain_config(link);
break;
- case CS_EVENT_PM_SUSPEND:
- link->state |= DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_RESET_PHYSICAL:
- if (link->state & DEV_CONFIG)
- pcmcia_release_configuration(link->handle);
- break;
- case CS_EVENT_PM_RESUME:
- link->state &= ~DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_CARD_RESET:
- if (link->state & DEV_CONFIG) {
- pcmcia_request_configuration(link->handle, &link->conf);
- fdomain_16x0_bus_reset(NULL);
- }
- break;
}
return 0;
} /* fdomain_event */
@@ -311,6 +319,8 @@ static struct pcmcia_driver fdomain_cs_driver = {
.event = fdomain_event,
.detach = fdomain_detach,
.id_table = fdomain_ids,
+ .suspend = fdomain_suspend,
+ .resume = fdomain_resume,
};
static int __init init_fdomain_cs(void)
diff --git a/drivers/scsi/pcmcia/nsp_cs.c b/drivers/scsi/pcmcia/nsp_cs.c
index 050ea13..870e871 100644
--- a/drivers/scsi/pcmcia/nsp_cs.c
+++ b/drivers/scsi/pcmcia/nsp_cs.c
@@ -2021,6 +2021,59 @@ static void nsp_cs_release(dev_link_t *link)
#endif
} /* nsp_cs_release */
+static int nsp_cs_suspend(struct pcmcia_device *dev)
+{
+ dev_link_t *link = dev_to_instance(dev);
+ scsi_info_t *info = link->priv;
+ nsp_hw_data *data;
+
+ link->state |= DEV_SUSPEND;
+
+ nsp_dbg(NSP_DEBUG_INIT, "event: suspend");
+
+ if (info->host != NULL) {
+ nsp_msg(KERN_INFO, "clear SDTR status");
+
+ data = (nsp_hw_data *)info->host->hostdata;
+
+ nsphw_init_sync(data);
+ }
+
+ info->stop = 1;
+
+ if (link->state & DEV_CONFIG)
+ pcmcia_release_configuration(link->handle);
+
+ return 0;
+}
+
+static int nsp_cs_resume(struct pcmcia_device *dev)
+{
+ dev_link_t *link = dev_to_instance(dev);
+ scsi_info_t *info = link->priv;
+ nsp_hw_data *data;
+
+ nsp_dbg(NSP_DEBUG_INIT, "event: resume");
+
+ link->state &= ~DEV_SUSPEND;
+
+ if (link->state & DEV_CONFIG)
+ pcmcia_request_configuration(link->handle, &link->conf);
+
+ info->stop = 0;
+
+ if (info->host != NULL) {
+ nsp_msg(KERN_INFO, "reset host and bus");
+
+ data = (nsp_hw_data *)info->host->hostdata;
+
+ nsphw_init (data);
+ nsp_bus_reset(data);
+ }
+
+ return 0;
+}
+
/*======================================================================
The card status event handler. Mostly, this schedules other
@@ -2039,8 +2092,6 @@ static int nsp_cs_event(event_t event,
event_callback_args_t *args)
{
dev_link_t *link = args->client_data;
- scsi_info_t *info = link->priv;
- nsp_hw_data *data;
nsp_dbg(NSP_DEBUG_INIT, "in, event=0x%08x", event);
@@ -2062,51 +2113,6 @@ static int nsp_cs_event(event_t event,
#endif
nsp_cs_config(link);
break;
-
- case CS_EVENT_PM_SUSPEND:
- nsp_dbg(NSP_DEBUG_INIT, "event: suspend");
- link->state |= DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_RESET_PHYSICAL:
- /* Mark the device as stopped, to block IO until later */
- nsp_dbg(NSP_DEBUG_INIT, "event: reset physical");
-
- if (info->host != NULL) {
- nsp_msg(KERN_INFO, "clear SDTR status");
-
- data = (nsp_hw_data *)info->host->hostdata;
-
- nsphw_init_sync(data);
- }
-
- info->stop = 1;
- if (link->state & DEV_CONFIG) {
- pcmcia_release_configuration(link->handle);
- }
- break;
-
- case CS_EVENT_PM_RESUME:
- nsp_dbg(NSP_DEBUG_INIT, "event: resume");
- link->state &= ~DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_CARD_RESET:
- nsp_dbg(NSP_DEBUG_INIT, "event: reset");
- if (link->state & DEV_CONFIG) {
- pcmcia_request_configuration(link->handle, &link->conf);
- }
- info->stop = 0;
-
- if (info->host != NULL) {
- nsp_msg(KERN_INFO, "reset host and bus");
-
- data = (nsp_hw_data *)info->host->hostdata;
-
- nsphw_init (data);
- nsp_bus_reset(data);
- }
-
- break;
-
default:
nsp_dbg(NSP_DEBUG_INIT, "event: unknown");
break;
@@ -2140,6 +2146,8 @@ static struct pcmcia_driver nsp_driver = {
.event = nsp_cs_event,
.detach = nsp_cs_detach,
.id_table = nsp_cs_ids,
+ .suspend = nsp_cs_suspend,
+ .resume = nsp_cs_resume,
};
#endif
diff --git a/drivers/scsi/pcmcia/qlogic_stub.c b/drivers/scsi/pcmcia/qlogic_stub.c
index bb091a4..2541a99 100644
--- a/drivers/scsi/pcmcia/qlogic_stub.c
+++ b/drivers/scsi/pcmcia/qlogic_stub.c
@@ -349,6 +349,40 @@ static void qlogic_release(dev_link_t *link)
/*====================================================================*/
+static int qlogic_suspend(struct pcmcia_device *dev)
+{
+ dev_link_t *link = dev_to_instance(dev);
+
+ link->state |= DEV_SUSPEND;
+ if (link->state & DEV_CONFIG)
+ pcmcia_release_configuration(link->handle);
+
+ return 0;
+}
+
+static int qlogic_resume(struct pcmcia_device *dev)
+{
+ dev_link_t *link = dev_to_instance(dev);
+
+ link->state &= ~DEV_SUSPEND;
+ if (link->state & DEV_CONFIG) {
+ scsi_info_t *info = link->priv;
+
+ pcmcia_request_configuration(link->handle, &link->conf);
+ if ((info->manf_id == MANFID_MACNICA) ||
+ (info->manf_id == MANFID_PIONEER) ||
+ (info->manf_id == 0x0098)) {
+ outb(0x80, link->io.BasePort1 + 0xd);
+ outb(0x24, link->io.BasePort1 + 0x9);
+ outb(0x04, link->io.BasePort1 + 0xd);
+ }
+ /* Ugggglllyyyy!!! */
+ qlogicfas408_bus_reset(NULL);
+ }
+
+ return 0;
+}
+
static int qlogic_event(event_t event, int priority, event_callback_args_t * args)
{
dev_link_t *link = args->client_data;
@@ -365,29 +399,6 @@ static int qlogic_event(event_t event, int priority, event_callback_args_t * arg
link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
qlogic_config(link);
break;
- case CS_EVENT_PM_SUSPEND:
- link->state |= DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_RESET_PHYSICAL:
- if (link->state & DEV_CONFIG)
- pcmcia_release_configuration(link->handle);
- break;
- case CS_EVENT_PM_RESUME:
- link->state &= ~DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_CARD_RESET:
- if (link->state & DEV_CONFIG) {
- scsi_info_t *info = link->priv;
- pcmcia_request_configuration(link->handle, &link->conf);
- if ((info->manf_id == MANFID_MACNICA) || (info->manf_id == MANFID_PIONEER) || (info->manf_id == 0x0098)) {
- outb(0x80, link->io.BasePort1 + 0xd);
- outb(0x24, link->io.BasePort1 + 0x9);
- outb(0x04, link->io.BasePort1 + 0xd);
- }
- /* Ugggglllyyyy!!! */
- qlogicfas408_bus_reset(NULL);
- }
- break;
}
return 0;
} /* qlogic_event */
@@ -423,6 +434,8 @@ static struct pcmcia_driver qlogic_cs_driver = {
.event = qlogic_event,
.detach = qlogic_detach,
.id_table = qlogic_ids,
+ .suspend = qlogic_suspend,
+ .resume = qlogic_resume,
};
static int __init init_qlogic_cs(void)
diff --git a/drivers/scsi/pcmcia/sym53c500_cs.c b/drivers/scsi/pcmcia/sym53c500_cs.c
index 98b64b2..c4e3e22 100644
--- a/drivers/scsi/pcmcia/sym53c500_cs.c
+++ b/drivers/scsi/pcmcia/sym53c500_cs.c
@@ -872,11 +872,48 @@ cs_failed:
return;
} /* SYM53C500_config */
+static int sym53c500_suspend(struct pcmcia_device *dev)
+{
+ dev_link_t *link = dev_to_instance(dev);
+
+ link->state |= DEV_SUSPEND;
+ if (link->state & DEV_CONFIG)
+ pcmcia_release_configuration(link->handle);
+
+ return 0;
+}
+
+static int sym53c500_resume(struct pcmcia_device *dev)
+{
+ dev_link_t *link = dev_to_instance(dev);
+ struct scsi_info_t *info = link->priv;
+
+ link->state &= ~DEV_SUSPEND;
+ if (link->state & DEV_CONFIG) {
+ pcmcia_request_configuration(link->handle, &link->conf);
+
+ /* See earlier comment about manufacturer IDs. */
+ if ((info->manf_id == MANFID_MACNICA) ||
+ (info->manf_id == MANFID_PIONEER) ||
+ (info->manf_id == 0x0098)) {
+ outb(0x80, link->io.BasePort1 + 0xd);
+ outb(0x24, link->io.BasePort1 + 0x9);
+ outb(0x04, link->io.BasePort1 + 0xd);
+ }
+ /*
+ * If things don't work after a "resume",
+ * this is a good place to start looking.
+ */
+ SYM53C500_int_host_reset(link->io.BasePort1);
+ }
+
+ return 0;
+}
+
static int
SYM53C500_event(event_t event, int priority, event_callback_args_t *args)
{
dev_link_t *link = args->client_data;
- struct scsi_info_t *info = link->priv;
DEBUG(1, "SYM53C500_event(0x%06x)\n", event);
@@ -890,34 +927,6 @@ SYM53C500_event(event_t event, int priority, event_callback_args_t *args)
link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
SYM53C500_config(link);
break;
- case CS_EVENT_PM_SUSPEND:
- link->state |= DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_RESET_PHYSICAL:
- if (link->state & DEV_CONFIG)
- pcmcia_release_configuration(link->handle);
- break;
- case CS_EVENT_PM_RESUME:
- link->state &= ~DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_CARD_RESET:
- if (link->state & DEV_CONFIG) {
- pcmcia_request_configuration(link->handle, &link->conf);
- /* See earlier comment about manufacturer IDs. */
- if ((info->manf_id == MANFID_MACNICA) ||
- (info->manf_id == MANFID_PIONEER) ||
- (info->manf_id == 0x0098)) {
- outb(0x80, link->io.BasePort1 + 0xd);
- outb(0x24, link->io.BasePort1 + 0x9);
- outb(0x04, link->io.BasePort1 + 0xd);
- }
- /*
- * If things don't work after a "resume",
- * this is a good place to start looking.
- */
- SYM53C500_int_host_reset(link->io.BasePort1);
- }
- break;
}
return 0;
} /* SYM53C500_event */
@@ -1012,6 +1021,8 @@ static struct pcmcia_driver sym53c500_cs_driver = {
.event = SYM53C500_event,
.detach = SYM53C500_detach,
.id_table = sym53c500_ids,
+ .suspend = sym53c500_suspend,
+ .resume = sym53c500_resume,
};
static int __init
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