---

yaml
---
r: 131742
b: refs/heads/master
c: 21209b6
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 531660ef5604c75de6fdead9da1304051af17c09
+refs/heads/master: 21209b61b0ca0aafb04b5ab3561e3c8e7c7f776d

trunk/drivers/ieee1394/dma.h

@@ -12,6 +12,7 @@
 
 #include <asm/types.h>
 
+struct file;
 struct pci_dev;
 struct scatterlist;
 struct vm_area_struct;

trunk/drivers/ieee1394/ieee1394_core.c

@@ -1314,6 +1314,7 @@ EXPORT_SYMBOL(hpsb_make_lock64packet);
 EXPORT_SYMBOL(hpsb_make_phypacket);
 EXPORT_SYMBOL(hpsb_read);
 EXPORT_SYMBOL(hpsb_write);
+EXPORT_SYMBOL(hpsb_lock);
 EXPORT_SYMBOL(hpsb_packet_success);
 
 /** highlevel.c **/

trunk/drivers/ieee1394/ieee1394_transactions.c

@@ -501,8 +501,6 @@ int hpsb_read(struct hpsb_host *host, nodeid_t node, unsigned int generation,
 	if (length == 0)
 		return -EINVAL;
 
-	BUG_ON(in_interrupt());	// We can't be called in an interrupt, yet
-
 	packet = hpsb_make_readpacket(host, node, addr, length);
 
 	if (!packet) {
@@ -550,8 +548,6 @@ int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation,
 	if (length == 0)
 		return -EINVAL;
 
-	BUG_ON(in_interrupt());	// We can't be called in an interrupt, yet
-
 	packet = hpsb_make_writepacket(host, node, addr, buffer, length);
 
 	if (!packet)
@@ -570,3 +566,30 @@ int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation,
 
 	return retval;
 }
+
+int hpsb_lock(struct hpsb_host *host, nodeid_t node, unsigned int generation,
+	      u64 addr, int extcode, quadlet_t *data, quadlet_t arg)
+{
+	struct hpsb_packet *packet;
+	int retval = 0;
+
+	packet = hpsb_make_lockpacket(host, node, addr, extcode, data, arg);
+	if (!packet)
+		return -ENOMEM;
+
+	packet->generation = generation;
+	retval = hpsb_send_packet_and_wait(packet);
+	if (retval < 0)
+		goto hpsb_lock_fail;
+
+	retval = hpsb_packet_success(packet);
+
+	if (retval == 0)
+		*data = packet->data[0];
+
+hpsb_lock_fail:
+	hpsb_free_tlabel(packet);
+	hpsb_free_packet(packet);
+
+	return retval;
+}

trunk/drivers/ieee1394/ieee1394_transactions.h

@@ -30,6 +30,8 @@ int hpsb_read(struct hpsb_host *host, nodeid_t node, unsigned int generation,
 	      u64 addr, quadlet_t *buffer, size_t length);
 int hpsb_write(struct hpsb_host *host, nodeid_t node, unsigned int generation,
 	       u64 addr, quadlet_t *buffer, size_t length);
+int hpsb_lock(struct hpsb_host *host, nodeid_t node, unsigned int generation,
+	      u64 addr, int extcode, quadlet_t *data, quadlet_t arg);
 
 #ifdef HPSB_DEBUG_TLABELS
 extern spinlock_t hpsb_tlabel_lock;

trunk/drivers/ieee1394/iso.h

@@ -13,6 +13,7 @@
 #define IEEE1394_ISO_H
 
 #include <linux/spinlock_types.h>
+#include <linux/wait.h>
 #include <asm/atomic.h>
 #include <asm/types.h>
 

trunk/drivers/ieee1394/nodemgr.c

@@ -971,6 +971,9 @@ static struct unit_directory *nodemgr_process_unit_directory
 	ud->ud_kv = ud_kv;
 	ud->id = (*id)++;
 
+	/* inherit vendor_id from root directory if none exists in unit dir */
+	ud->vendor_id = ne->vendor_id;
+
 	csr1212_for_each_dir_entry(ne->csr, kv, ud_kv, dentry) {
 		switch (kv->key.id) {
 		case CSR1212_KV_ID_VENDOR:
@@ -1265,7 +1268,8 @@ static void nodemgr_update_node(struct node_entry *ne, struct csr1212_csr *csr,
 		csr1212_destroy_csr(csr);
 	}
 
-	/* Mark the node current */
+	/* Finally, mark the node current */
+	smp_wmb();
 	ne->generation = generation;
 
 	if (ne->in_limbo) {
@@ -1798,7 +1802,7 @@ void hpsb_node_fill_packet(struct node_entry *ne, struct hpsb_packet *packet)
 {
 	packet->host = ne->host;
 	packet->generation = ne->generation;
-	barrier();
+	smp_rmb();
 	packet->node_id = ne->nodeid;
 }
 
@@ -1807,7 +1811,7 @@ int hpsb_node_write(struct node_entry *ne, u64 addr,
 {
 	unsigned int generation = ne->generation;
 
-	barrier();
+	smp_rmb();
 	return hpsb_write(ne->host, ne->nodeid, generation,
 			  addr, buffer, length);
 }

trunk/drivers/ieee1394/nodemgr.h

@@ -21,9 +21,11 @@
 #define _IEEE1394_NODEMGR_H
 
 #include <linux/device.h>
+#include <asm/system.h>
 #include <asm/types.h>
 
 #include "ieee1394_core.h"
+#include "ieee1394_transactions.h"
 #include "ieee1394_types.h"
 
 struct csr1212_csr;
@@ -154,6 +156,22 @@ static inline int hpsb_node_entry_valid(struct node_entry *ne)
 void hpsb_node_fill_packet(struct node_entry *ne, struct hpsb_packet *packet);
 int hpsb_node_write(struct node_entry *ne, u64 addr,
 		    quadlet_t *buffer, size_t length);
+static inline int hpsb_node_read(struct node_entry *ne, u64 addr,
+				 quadlet_t *buffer, size_t length)
+{
+	unsigned int g = ne->generation;
+
+	smp_rmb();
+	return hpsb_read(ne->host, ne->nodeid, g, addr, buffer, length);
+}
+static inline int hpsb_node_lock(struct node_entry *ne, u64 addr, int extcode,
+				 quadlet_t *buffer, quadlet_t arg)
+{
+	unsigned int g = ne->generation;
+
+	smp_rmb();
+	return hpsb_lock(ne->host, ne->nodeid, g, addr, extcode, buffer, arg);
+}
 int nodemgr_for_each_host(void *data, int (*cb)(struct hpsb_host *, void *));
 
 int init_ieee1394_nodemgr(void);

trunk/drivers/media/dvb/Kconfig

@@ -51,6 +51,10 @@ comment "Supported SDMC DM1105 Adapters"
 	depends on DVB_CORE && PCI && I2C
 source "drivers/media/dvb/dm1105/Kconfig"
 
+comment "Supported FireWire (IEEE 1394) Adapters"
+	depends on DVB_CORE && IEEE1394
+source "drivers/media/dvb/firewire/Kconfig"
+
 comment "Supported DVB Frontends"
 	depends on DVB_CORE
 source "drivers/media/dvb/frontends/Kconfig"

trunk/drivers/media/dvb/Makefile

@@ -3,3 +3,5 @@
 #
 
 obj-y        := dvb-core/ frontends/ ttpci/ ttusb-dec/ ttusb-budget/ b2c2/ bt8xx/ dvb-usb/ pluto2/ siano/ dm1105/
+
+obj-$(CONFIG_DVB_FIREDTV)	+= firewire/

trunk/drivers/media/dvb/firewire/Kconfig

@@ -0,0 +1,22 @@
+config DVB_FIREDTV
+	tristate "FireDTV and FloppyDTV"
+	depends on DVB_CORE && IEEE1394
+	help
+	  Support for DVB receivers from Digital Everywhere
+	  which are connected via IEEE 1394 (FireWire).
+
+	  These devices don't have an MPEG decoder built in,
+	  so you need an external software decoder to watch TV.
+
+	  To compile this driver as a module, say M here:
+	  the module will be called firedtv.
+
+if DVB_FIREDTV
+
+config DVB_FIREDTV_IEEE1394
+	def_bool IEEE1394
+
+config DVB_FIREDTV_INPUT
+	def_bool INPUT = y || (INPUT = m && DVB_FIREDTV = m)
+
+endif # DVB_FIREDTV

trunk/drivers/media/dvb/firewire/Makefile

@@ -0,0 +1,8 @@
+obj-$(CONFIG_DVB_FIREDTV) += firedtv.o
+
+firedtv-y := firedtv-avc.o firedtv-ci.o firedtv-dvb.o firedtv-fe.o
+firedtv-$(CONFIG_DVB_FIREDTV_IEEE1394) += firedtv-1394.o
+firedtv-$(CONFIG_DVB_FIREDTV_INPUT)    += firedtv-rc.o
+
+ccflags-y += -Idrivers/media/dvb/dvb-core
+ccflags-$(CONFIG_DVB_FIREDTV_IEEE1394) += -Idrivers/ieee1394