X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=drivers%2Fpcmcia%2Fpcmcia_resource.c;h=89022ad5b5207eeac9b90898478f8e49b4088174;hb=881787a7d379a4a4474e94fce87b511a7f641595;hp=c01dc6bf15267fc78ec7e50ad5920012521e83f8;hpb=61998bcb4bf0efa0276e88c7853091e482a826f4;p=powerpc.git

diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c
index c01dc6bf15..89022ad5b5 100644
--- a/drivers/pcmcia/pcmcia_resource.c
+++ b/drivers/pcmcia/pcmcia_resource.c
@@ -23,7 +23,6 @@
 #include <linux/device.h>
 
 #define IN_CARD_SERVICES
-#include <pcmcia/version.h>
 #include <pcmcia/cs_types.h>
 #include <pcmcia/ss.h>
 #include <pcmcia/cs.h>
@@ -42,6 +41,7 @@ module_param(io_speed, int, 0444);
 
 
 #ifdef CONFIG_PCMCIA_PROBE
+#include <asm/irq.h>
 /* mask of IRQs already reserved by other cards, we should avoid using them */
 static u8 pcmcia_used_irq[NR_IRQS];
 #endif
@@ -202,14 +202,11 @@ int pccard_access_configuration_register(struct pcmcia_socket *s,
 	return CS_SUCCESS;
 } /* pccard_access_configuration_register */
 
-int pcmcia_access_configuration_register(client_handle_t handle,
+int pcmcia_access_configuration_register(struct pcmcia_device *p_dev,
 					 conf_reg_t *reg)
 {
-	struct pcmcia_socket *s;
-	if (CHECK_HANDLE(handle))
-		return CS_BAD_HANDLE;
-	s = SOCKET(handle);
-	return pccard_access_configuration_register(s, handle->Function, reg);
+	return pccard_access_configuration_register(p_dev->socket,
+						    p_dev->func, reg);
 }
 EXPORT_SYMBOL(pcmcia_access_configuration_register);
 
@@ -271,17 +268,11 @@ int pccard_get_configuration_info(struct pcmcia_socket *s,
 	return CS_SUCCESS;
 } /* pccard_get_configuration_info */
 
-int pcmcia_get_configuration_info(client_handle_t handle,
+int pcmcia_get_configuration_info(struct pcmcia_device *p_dev,
 				  config_info_t *config)
 {
-	struct pcmcia_socket *s;
-
-	if ((CHECK_HANDLE(handle)) || !config)
-		return CS_BAD_HANDLE;
-	s = SOCKET(handle);
-	if (!s)
-		return CS_BAD_HANDLE;
-	return pccard_get_configuration_info(s, handle->Function, config);
+	return pccard_get_configuration_info(p_dev->socket, p_dev->func,
+					     config);
 }
 EXPORT_SYMBOL(pcmcia_get_configuration_info);
 
@@ -382,10 +373,8 @@ int pccard_get_status(struct pcmcia_socket *s, unsigned int function,
 int pcmcia_get_status(client_handle_t handle, cs_status_t *status)
 {
 	struct pcmcia_socket *s;
-	if (CHECK_HANDLE(handle))
-		return CS_BAD_HANDLE;
 	s = SOCKET(handle);
-	return pccard_get_status(s, handle->Function, status);
+	return pccard_get_status(s, handle->func, status);
 }
 EXPORT_SYMBOL(pcmcia_get_status);
 
@@ -426,16 +415,14 @@ EXPORT_SYMBOL(pcmcia_map_mem_page);
  *
  * Modify a locked socket configuration
  */
-int pcmcia_modify_configuration(client_handle_t handle,
+int pcmcia_modify_configuration(struct pcmcia_device *p_dev,
 				modconf_t *mod)
 {
 	struct pcmcia_socket *s;
 	config_t *c;
 
-	if (CHECK_HANDLE(handle))
-		return CS_BAD_HANDLE;
-	s = SOCKET(handle);
-	c = CONFIG(handle);
+	s = p_dev->socket;
+	c = CONFIG(p_dev);
 	if (!(s->state & SOCKET_PRESENT))
 		return CS_NO_CARD;
 	if (!(c->state & CONFIG_LOCKED))
@@ -460,7 +447,7 @@ int pcmcia_modify_configuration(client_handle_t handle,
 	    (mod->Attributes & CONF_VPP2_CHANGE_VALID)) {
 		if (mod->Vpp1 != mod->Vpp2)
 			return CS_BAD_VPP;
-		c->Vpp1 = c->Vpp2 = s->socket.Vpp = mod->Vpp1;
+		s->socket.Vpp = mod->Vpp1;
 		if (s->ops->set_socket(s, &s->socket))
 			return CS_BAD_VPP;
 	} else if ((mod->Attributes & CONF_VPP1_CHANGE_VALID) ||
@@ -472,25 +459,18 @@ int pcmcia_modify_configuration(client_handle_t handle,
 EXPORT_SYMBOL(pcmcia_modify_configuration);
 
 
-int pcmcia_release_configuration(client_handle_t handle)
+int pcmcia_release_configuration(struct pcmcia_device *p_dev)
 {
 	pccard_io_map io = { 0, 0, 0, 0, 1 };
-	struct pcmcia_socket *s;
+	struct pcmcia_socket *s = p_dev->socket;
 	int i;
 
-	if (CHECK_HANDLE(handle) ||
-	    !(handle->state & CLIENT_CONFIG_LOCKED))
+	if (!(p_dev->state & CLIENT_CONFIG_LOCKED))
 		return CS_BAD_HANDLE;
-	handle->state &= ~CLIENT_CONFIG_LOCKED;
-	s = SOCKET(handle);
-
-#ifdef CONFIG_CARDBUS
-	if (handle->state & CLIENT_CARDBUS)
-		return CS_SUCCESS;
-#endif
+	p_dev->state &= ~CLIENT_CONFIG_LOCKED;
 
-	if (!(handle->state & CLIENT_STALE)) {
-		config_t *c = CONFIG(handle);
+	if (!(p_dev->state & CLIENT_STALE)) {
+		config_t *c = CONFIG(p_dev);
 		if (--(s->lock_count) == 0) {
 			s->socket.flags = SS_OUTPUT_ENA;   /* Is this correct? */
 			s->socket.Vpp = 0;
@@ -523,22 +503,16 @@ EXPORT_SYMBOL(pcmcia_release_configuration);
  * don't bother checking the port ranges against the current socket
  * values.
  */
-int pcmcia_release_io(client_handle_t handle, io_req_t *req)
+int pcmcia_release_io(struct pcmcia_device *p_dev, io_req_t *req)
 {
-	struct pcmcia_socket *s;
+	struct pcmcia_socket *s = p_dev->socket;
 
-	if (CHECK_HANDLE(handle) || !(handle->state & CLIENT_IO_REQ))
+	if (!(p_dev->state & CLIENT_IO_REQ))
 		return CS_BAD_HANDLE;
-	handle->state &= ~CLIENT_IO_REQ;
-	s = SOCKET(handle);
-
-#ifdef CONFIG_CARDBUS
-	if (handle->state & CLIENT_CARDBUS)
-		return CS_SUCCESS;
-#endif
+	p_dev->state &= ~CLIENT_IO_REQ;
 
-	if (!(handle->state & CLIENT_STALE)) {
-		config_t *c = CONFIG(handle);
+	if (!(p_dev->state & CLIENT_STALE)) {
+		config_t *c = CONFIG(p_dev);
 		if (c->state & CONFIG_LOCKED)
 			return CS_CONFIGURATION_LOCKED;
 		if ((c->io.BasePort1 != req->BasePort1) ||
@@ -558,16 +532,15 @@ int pcmcia_release_io(client_handle_t handle, io_req_t *req)
 EXPORT_SYMBOL(pcmcia_release_io);
 
 
-int pcmcia_release_irq(client_handle_t handle, irq_req_t *req)
+int pcmcia_release_irq(struct pcmcia_device *p_dev, irq_req_t *req)
 {
-	struct pcmcia_socket *s;
-	if (CHECK_HANDLE(handle) || !(handle->state & CLIENT_IRQ_REQ))
+	struct pcmcia_socket *s = p_dev->socket;
+	if (!(p_dev->state & CLIENT_IRQ_REQ))
 		return CS_BAD_HANDLE;
-	handle->state &= ~CLIENT_IRQ_REQ;
-	s = SOCKET(handle);
+	p_dev->state &= ~CLIENT_IRQ_REQ;
 
-	if (!(handle->state & CLIENT_STALE)) {
-		config_t *c = CONFIG(handle);
+	if (!(p_dev->state & CLIENT_STALE)) {
+		config_t *c = CONFIG(p_dev);
 		if (c->state & CONFIG_LOCKED)
 			return CS_CONFIGURATION_LOCKED;
 		if (c->irq.Attributes != req->Attributes)
@@ -623,29 +596,21 @@ int pcmcia_release_window(window_handle_t win)
 EXPORT_SYMBOL(pcmcia_release_window);
 
 
-int pcmcia_request_configuration(client_handle_t handle,
+int pcmcia_request_configuration(struct pcmcia_device *p_dev,
 				 config_req_t *req)
 {
 	int i;
 	u_int base;
-	struct pcmcia_socket *s;
+	struct pcmcia_socket *s = p_dev->socket;
 	config_t *c;
 	pccard_io_map iomap;
 
-	if (CHECK_HANDLE(handle))
-		return CS_BAD_HANDLE;
-	s = SOCKET(handle);
 	if (!(s->state & SOCKET_PRESENT))
 		return CS_NO_CARD;
 
-#ifdef CONFIG_CARDBUS
-	if (handle->state & CLIENT_CARDBUS)
-		return CS_UNSUPPORTED_MODE;
-#endif
-
 	if (req->IntType & INT_CARDBUS)
 		return CS_UNSUPPORTED_MODE;
-	c = CONFIG(handle);
+	c = CONFIG(p_dev);
 	if (c->state & CONFIG_LOCKED)
 		return CS_CONFIGURATION_LOCKED;
 
@@ -658,8 +623,6 @@ int pcmcia_request_configuration(client_handle_t handle,
 	if (s->ops->set_socket(s, &s->socket))
 		return CS_BAD_VPP;
 
-	c->Vcc = req->Vcc; c->Vpp1 = c->Vpp2 = req->Vpp1;
-
 	/* Pick memory or I/O card, DMA mode, interrupt */
 	c->IntType = req->IntType;
 	c->Attributes = req->Attributes;
@@ -746,7 +709,7 @@ int pcmcia_request_configuration(client_handle_t handle,
 	}
 
 	c->state |= CONFIG_LOCKED;
-	handle->state |= CLIENT_CONFIG_LOCKED;
+	p_dev->state |= CLIENT_CONFIG_LOCKED;
 	return CS_SUCCESS;
 } /* pcmcia_request_configuration */
 EXPORT_SYMBOL(pcmcia_request_configuration);
@@ -757,29 +720,17 @@ EXPORT_SYMBOL(pcmcia_request_configuration);
  * Request_io() reserves ranges of port addresses for a socket.
  * I have not implemented range sharing or alias addressing.
  */
-int pcmcia_request_io(client_handle_t handle, io_req_t *req)
+int pcmcia_request_io(struct pcmcia_device *p_dev, io_req_t *req)
 {
-	struct pcmcia_socket *s;
+	struct pcmcia_socket *s = p_dev->socket;
 	config_t *c;
 
-	if (CHECK_HANDLE(handle))
-		return CS_BAD_HANDLE;
-	s = SOCKET(handle);
 	if (!(s->state & SOCKET_PRESENT))
 		return CS_NO_CARD;
 
-	if (handle->state & CLIENT_CARDBUS) {
-#ifdef CONFIG_CARDBUS
-		handle->state |= CLIENT_IO_REQ;
-		return CS_SUCCESS;
-#else
-		return CS_UNSUPPORTED_FUNCTION;
-#endif
-	}
-
 	if (!req)
 		return CS_UNSUPPORTED_MODE;
-	c = CONFIG(handle);
+	c = CONFIG(p_dev);
 	if (c->state & CONFIG_LOCKED)
 		return CS_CONFIGURATION_LOCKED;
 	if (c->state & CONFIG_IO_REQ)
@@ -804,7 +755,7 @@ int pcmcia_request_io(client_handle_t handle, io_req_t *req)
 
 	c->io = *req;
 	c->state |= CONFIG_IO_REQ;
-	handle->state |= CLIENT_IO_REQ;
+	p_dev->state |= CLIENT_IO_REQ;
 	return CS_SUCCESS;
 } /* pcmcia_request_io */
 EXPORT_SYMBOL(pcmcia_request_io);
@@ -827,19 +778,15 @@ static irqreturn_t test_action(int cpl, void *dev_id, struct pt_regs *regs)
 }
 #endif
 
-int pcmcia_request_irq(client_handle_t handle, irq_req_t *req)
+int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req)
 {
-	struct pcmcia_socket *s;
+	struct pcmcia_socket *s = p_dev->socket;
 	config_t *c;
 	int ret = CS_IN_USE, irq = 0;
-	struct pcmcia_device *p_dev = handle_to_pdev(handle);
 
-	if (CHECK_HANDLE(handle))
-		return CS_BAD_HANDLE;
-	s = SOCKET(handle);
 	if (!(s->state & SOCKET_PRESENT))
 		return CS_NO_CARD;
-	c = CONFIG(handle);
+	c = CONFIG(p_dev);
 	if (c->state & CONFIG_LOCKED)
 		return CS_CONFIGURATION_LOCKED;
 	if (c->state & CONFIG_IRQ_REQ)
@@ -852,7 +799,7 @@ int pcmcia_request_irq(client_handle_t handle, irq_req_t *req)
 	} else {
 		int try;
 		u32 mask = s->irq_mask;
-		void *data = NULL;
+		void *data = &p_dev->dev.driver; /* something unique to this device */
 
 		for (try = 0; try < 64; try++) {
 			irq = try % 32;
@@ -873,7 +820,7 @@ int pcmcia_request_irq(client_handle_t handle, irq_req_t *req)
 					  ((req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) ||
 					   (s->functions > 1) ||
 					   (irq == s->pci_irq)) ? SA_SHIRQ : 0,
-					  p_dev->dev.bus_id,
+					  p_dev->devname,
 					  (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Instance : data);
 			if (!ret) {
 				if (!(req->Attributes & IRQ_HANDLE_PRESENT))
@@ -883,7 +830,8 @@ int pcmcia_request_irq(client_handle_t handle, irq_req_t *req)
 		}
 	}
 #endif
-	if (ret) {
+	/* only assign PCI irq if no IRQ already assigned */
+	if (ret && !s->irq.AssignedIRQ) {
 		if (!s->pci_irq)
 			return ret;
 		irq = s->pci_irq;
@@ -894,7 +842,7 @@ int pcmcia_request_irq(client_handle_t handle, irq_req_t *req)
 				((req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) ||
 				 (s->functions > 1) ||
 				 (irq == s->pci_irq)) ? SA_SHIRQ : 0,
-				p_dev->dev.bus_id, req->Instance))
+				p_dev->devname, req->Instance))
 			return CS_IN_USE;
 	}
 
@@ -903,7 +851,7 @@ int pcmcia_request_irq(client_handle_t handle, irq_req_t *req)
 	s->irq.Config++;
 
 	c->state |= CONFIG_IRQ_REQ;
-	handle->state |= CLIENT_IRQ_REQ;
+	p_dev->state |= CLIENT_IRQ_REQ;
 
 #ifdef CONFIG_PCMCIA_PROBE
 	pcmcia_used_irq[irq]++;
@@ -919,16 +867,13 @@ EXPORT_SYMBOL(pcmcia_request_irq);
  * Request_window() establishes a mapping between card memory space
  * and system memory space.
  */
-int pcmcia_request_window(client_handle_t *handle, win_req_t *req, window_handle_t *wh)
+int pcmcia_request_window(struct pcmcia_device **p_dev, win_req_t *req, window_handle_t *wh)
 {
-	struct pcmcia_socket *s;
+	struct pcmcia_socket *s = (*p_dev)->socket;
 	window_t *win;
 	u_long align;
 	int w;
 
-	if (CHECK_HANDLE(*handle))
-		return CS_BAD_HANDLE;
-	s = (*handle)->Socket;
 	if (!(s->state & SOCKET_PRESENT))
 		return CS_NO_CARD;
 	if (req->Attributes & (WIN_PAGED | WIN_SHARED))
@@ -957,7 +902,7 @@ int pcmcia_request_window(client_handle_t *handle, win_req_t *req, window_handle
 	win = &s->win[w];
 	win->magic = WINDOW_MAGIC;
 	win->index = w;
-	win->handle = *handle;
+	win->handle = *p_dev;
 	win->sock = s;
 
 	if (!(s->features & SS_CAP_STATIC_MAP)) {
@@ -966,7 +911,7 @@ int pcmcia_request_window(client_handle_t *handle, win_req_t *req, window_handle
 		if (!win->ctl.res)
 			return CS_IN_USE;
 	}
-	(*handle)->state |= CLIENT_WIN_REQ(w);
+	(*p_dev)->state |= CLIENT_WIN_REQ(w);
 
 	/* Configure the socket controller */
 	win->ctl.map = w+1;