pcmcia: rework the irq_req_t typedef
Most of the irq_req_t typedef'd struct can be re-worked quite
easily:
(1) IRQInfo2 was unused in any case, so drop it.
(2) IRQInfo1 was used write-only, so drop it.
(3) Instance (private data to be passed to the IRQ handler):
Most PCMCIA drivers using pcmcia_request_irq() to actually
register an IRQ handler set the "dev_id" to the same pointer
as the "priv" pointer in struct pcmcia_device. Modify the two
exceptions (ipwireless, ibmtr_cs) to also work this waym and
set the IRQ handler's "dev_id" to p_dev->priv unconditionally.
(4) Handler is to be of type irq_handler_t.
(5) Handler != NULL already tells whether an IRQ handler is present.
Therefore, we do not need the IRQ_HANDLER_PRESENT flag in
irq_req_t.Attributes.
CC: netdev@vger.kernel.org
CC: linux-bluetooth@vger.kernel.org
CC: linux-ide@vger.kernel.org
CC: linux-wireless@vger.kernel.org
CC: linux-scsi@vger.kernel.org
CC: alsa-devel@alsa-project.org
CC: Jaroslav Kysela <perex@perex.cz>
CC: Jiri Kosina <jkosina@suse.cz>
CC: Karsten Keil <isdn@linux-pingi.de>
for the Bluetooth parts: Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
diff --git a/drivers/net/wireless/airo_cs.c b/drivers/net/wireless/airo_cs.c
index 7d3a96f..f6036fb 100644
--- a/drivers/net/wireless/airo_cs.c
+++ b/drivers/net/wireless/airo_cs.c
@@ -134,7 +134,6 @@
/* Interrupt setup */
p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
- p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID;
p_dev->irq.Handler = NULL;
/*
diff --git a/drivers/net/wireless/atmel_cs.c b/drivers/net/wireless/atmel_cs.c
index 18a58b8..3240791 100644
--- a/drivers/net/wireless/atmel_cs.c
+++ b/drivers/net/wireless/atmel_cs.c
@@ -143,7 +143,6 @@
/* Interrupt setup */
p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
- p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID;
p_dev->irq.Handler = NULL;
/*
diff --git a/drivers/net/wireless/b43/pcmcia.c b/drivers/net/wireless/b43/pcmcia.c
index 2588358..984174b 100644
--- a/drivers/net/wireless/b43/pcmcia.c
+++ b/drivers/net/wireless/b43/pcmcia.c
@@ -98,9 +98,7 @@
goto err_disable;
dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
- dev->irq.IRQInfo1 = IRQ_LEVEL_ID;
dev->irq.Handler = NULL; /* The handler is registered later. */
- dev->irq.Instance = NULL;
res = pcmcia_request_irq(dev, &dev->irq);
if (res != 0)
goto err_disable;
diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c
index 243e912..c9640a3 100644
--- a/drivers/net/wireless/hostap/hostap_cs.c
+++ b/drivers/net/wireless/hostap/hostap_cs.c
@@ -641,11 +641,8 @@
* irq structure is initialized.
*/
if (link->conf.Attributes & CONF_ENABLE_IRQ) {
- link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING |
- IRQ_HANDLE_PRESENT;
- link->irq.IRQInfo1 = IRQ_LEVEL_ID;
+ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
link->irq.Handler = prism2_interrupt;
- link->irq.Instance = dev;
ret = pcmcia_request_irq(link, &link->irq);
if (ret)
goto failed;
diff --git a/drivers/net/wireless/libertas/if_cs.c b/drivers/net/wireless/libertas/if_cs.c
index f2b1655..b1d8459 100644
--- a/drivers/net/wireless/libertas/if_cs.c
+++ b/drivers/net/wireless/libertas/if_cs.c
@@ -837,7 +837,6 @@
p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
p_dev->irq.Handler = NULL;
- p_dev->irq.IRQInfo1 = IRQ_INFO2_VALID | IRQ_LEVEL_ID;
p_dev->conf.Attributes = 0;
p_dev->conf.IntType = INT_MEMORY_AND_IO;
diff --git a/drivers/net/wireless/netwave_cs.c b/drivers/net/wireless/netwave_cs.c
index f5333b7..e61e6b9 100644
--- a/drivers/net/wireless/netwave_cs.c
+++ b/drivers/net/wireless/netwave_cs.c
@@ -384,8 +384,7 @@
link->io.IOAddrLines = 5;
/* Interrupt setup */
- link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT;
- link->irq.IRQInfo1 = IRQ_LEVEL_ID;
+ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
link->irq.Handler = &netwave_interrupt;
/* General socket configuration */
@@ -404,8 +403,6 @@
dev->watchdog_timeo = TX_TIMEOUT;
- link->irq.Instance = dev;
-
return netwave_pcmcia_config( link);
} /* netwave_attach */
diff --git a/drivers/net/wireless/orinoco/orinoco_cs.c b/drivers/net/wireless/orinoco/orinoco_cs.c
index 688b398..f27bb83 100644
--- a/drivers/net/wireless/orinoco/orinoco_cs.c
+++ b/drivers/net/wireless/orinoco/orinoco_cs.c
@@ -120,10 +120,8 @@
link->priv = priv;
/* Interrupt setup */
- link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT;
- link->irq.IRQInfo1 = IRQ_LEVEL_ID;
+ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
link->irq.Handler = orinoco_interrupt;
- link->irq.Instance = priv;
/* General socket configuration defaults can go here. In this
* client, we assume very little, and rely on the CIS for
diff --git a/drivers/net/wireless/orinoco/spectrum_cs.c b/drivers/net/wireless/orinoco/spectrum_cs.c
index c609371..59bda24 100644
--- a/drivers/net/wireless/orinoco/spectrum_cs.c
+++ b/drivers/net/wireless/orinoco/spectrum_cs.c
@@ -194,10 +194,8 @@
link->priv = priv;
/* Interrupt setup */
- link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT;
- link->irq.IRQInfo1 = IRQ_LEVEL_ID;
+ link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
link->irq.Handler = orinoco_interrupt;
- link->irq.Instance = priv;
/* General socket configuration defaults can go here. In this
* client, we assume very little, and rely on the CIS for
diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c
index 5e0f4c3..91213f9 100644
--- a/drivers/net/wireless/ray_cs.c
+++ b/drivers/net/wireless/ray_cs.c
@@ -323,8 +323,7 @@
p_dev->io.IOAddrLines = 5;
/* Interrupt setup. For PCMCIA, driver takes what's given */
- p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT;
- p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID;
+ p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
p_dev->irq.Handler = &ray_interrupt;
/* General socket configuration */
@@ -333,7 +332,6 @@
p_dev->conf.ConfigIndex = 1;
p_dev->priv = dev;
- p_dev->irq.Instance = dev;
local->finder = p_dev;
local->card_status = CARD_INSERTED;
diff --git a/drivers/net/wireless/wavelan_cs.c b/drivers/net/wireless/wavelan_cs.c
index df3579a..33918fd 100644
--- a/drivers/net/wireless/wavelan_cs.c
+++ b/drivers/net/wireless/wavelan_cs.c
@@ -4438,8 +4438,7 @@
p_dev->io.IOAddrLines = 3;
/* Interrupt setup */
- p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT;
- p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID;
+ p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
p_dev->irq.Handler = wavelan_interrupt;
/* General socket configuration */
@@ -4451,7 +4450,7 @@
if (!dev)
return -ENOMEM;
- p_dev->priv = p_dev->irq.Instance = dev;
+ p_dev->priv = dev;
lp = netdev_priv(dev);
diff --git a/drivers/net/wireless/wl3501_cs.c b/drivers/net/wireless/wl3501_cs.c
index 9a956c7..5f0401a 100644
--- a/drivers/net/wireless/wl3501_cs.c
+++ b/drivers/net/wireless/wl3501_cs.c
@@ -1898,8 +1898,7 @@
p_dev->io.IOAddrLines = 5;
/* Interrupt setup */
- p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT;
- p_dev->irq.IRQInfo1 = IRQ_LEVEL_ID;
+ p_dev->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
p_dev->irq.Handler = wl3501_interrupt;
/* General socket configuration */
@@ -1922,7 +1921,7 @@
dev->wireless_handlers = &wl3501_handler_def;
SET_ETHTOOL_OPS(dev, &ops);
netif_stop_queue(dev);
- p_dev->priv = p_dev->irq.Instance = dev;
+ p_dev->priv = dev;
return wl3501_config(p_dev);
out_link: