7 files changed, 169 insertions, 51 deletions

diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig
index ddc741e6ecbf..36cc9a96a338 100644
--- a/drivers/pcmcia/Kconfig
+++ b/drivers/pcmcia/Kconfig
@@ -146,7 +146,7 @@ config I82365
 
 config TCIC
         tristate "Databook TCIC host bridge support"
-        depends on PCMCIA
+        depends on PCMCIA && ISA
         select PCCARD_NONSTATIC
         help
           Say Y here to include support for the Databook TCIC family of PCMCIA
diff --git a/drivers/pcmcia/cardbus.c b/drivers/pcmcia/cardbus.c
index 1d755e20880c..3f6d51d11374 100644
--- a/drivers/pcmcia/cardbus.c
+++ b/drivers/pcmcia/cardbus.c
@@ -228,6 +228,11 @@ int cb_alloc(struct pcmcia_socket * s)
         pci_bus_size_bridges(bus);
         pci_bus_assign_resources(bus);
         cardbus_assign_irqs(bus, s->pci_irq);
+
+        /* socket specific tune function */
+        if (s->tune_bridge)
+                s->tune_bridge(s, bus);
+
         pci_enable_bridges(bus);
         pci_bus_add_devices(bus);
 
diff --git a/drivers/pcmcia/omap_cf.c b/drivers/pcmcia/omap_cf.c
index 08d1c9288264..94be9e51654e 100644
--- a/drivers/pcmcia/omap_cf.c
+++ b/drivers/pcmcia/omap_cf.c
@@ -22,7 +22,6 @@
 
 #include <asm/hardware.h>
 #include <asm/io.h>
-#include <asm/mach-types.h>
 #include <asm/sizes.h>
 
 #include <asm/arch/mux.h>
diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c
index 39ba6406fd54..80969f7e7a0b 100644
--- a/drivers/pcmcia/pcmcia_ioctl.c
+++ b/drivers/pcmcia/pcmcia_ioctl.c
@@ -376,6 +376,7 @@ static int ds_open(struct inode *inode, struct file *file)
     socket_t i = iminor(inode);
     struct pcmcia_socket *s;
     user_info_t *user;
+    static int warning_printed = 0;
 
     ds_dbg(0, "ds_open(socket %d)\n", i);
 
@@ -407,6 +408,17 @@ static int ds_open(struct inode *inode, struct file *file)
     s->user = user;
     file->private_data = user;
 
+    if (!warning_printed) {
+            printk(KERN_INFO "pcmcia: Detected deprecated PCMCIA ioctl "
+                        "usage.\n");
+            printk(KERN_INFO "pcmcia: This interface will soon be removed from "
+                        "the kernel; please expect breakage unless you upgrade "
+                        "to new tools.\n");
+            printk(KERN_INFO "pcmcia: see http://www.kernel.org/pub/linux/"
+                        "utils/kernel/pcmcia/pcmcia.html for details.\n");
+            warning_printed = 1;
+    }
+
     if (s->pcmcia_state.present)
         queue_event(user, CS_EVENT_CARD_INSERTION);
     return 0;
diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c
index c42455d20eb6..f9a5c70284b5 100644
--- a/drivers/pcmcia/rsrc_nonstatic.c
+++ b/drivers/pcmcia/rsrc_nonstatic.c
@@ -691,7 +691,7 @@ static int adjust_memory(struct pcmcia_socket *s, unsigned int action, unsigned
         unsigned long size = end - start + 1;
         int ret = 0;
 
-        if (end <= start)
+        if (end < start)
                 return -EINVAL;
 
         down(&rsrc_sem);
@@ -724,7 +724,7 @@ static int adjust_io(struct pcmcia_socket *s, unsigned int action, unsigned long
         unsigned long size = end - start + 1;
         int ret = 0;
 
-        if (end <= start)
+        if (end < start)
                 return -EINVAL;
 
         if (end > IO_SPACE_LIMIT)
@@ -817,7 +817,7 @@ static int nonstatic_autoadd_resources(struct pcmcia_socket *s)
 
         /* if we got at least one of IO, and one of MEM, we can be glad and
          * activate the PCMCIA subsystem */
-        if (done & (IORESOURCE_MEM | IORESOURCE_IO))
+        if (done == (IORESOURCE_MEM | IORESOURCE_IO))
                 s->resource_setup_done = 1;
 
         return 0;
@@ -925,7 +925,7 @@ static ssize_t store_io_db(struct class_device *class_dev, const char *buf, size
                                 return -EINVAL;
                 }
         }
-        if (end_addr <= start_addr)
+        if (end_addr < start_addr)
                 return -EINVAL;
 
         ret = adjust_io(s, add, start_addr, end_addr);
@@ -977,7 +977,7 @@ static ssize_t store_mem_db(struct class_device *class_dev, const char *buf, siz
                                 return -EINVAL;
                 }
         }
-        if (end_addr <= start_addr)
+        if (end_addr < start_addr)
                 return -EINVAL;
 
         ret = adjust_memory(s, add, start_addr, end_addr);
diff --git a/drivers/pcmcia/ti113x.h b/drivers/pcmcia/ti113x.h
index fbe233e19ceb..da0b404561c9 100644
--- a/drivers/pcmcia/ti113x.h
+++ b/drivers/pcmcia/ti113x.h
@@ -59,6 +59,7 @@
 
 #define  TI122X_SCR_SER_STEP            0xc0000000
 #define  TI122X_SCR_INTRTIE             0x20000000
+#define  TIXX21_SCR_TIEALL              0x10000000
 #define  TI122X_SCR_CBRSVD              0x00400000
 #define  TI122X_SCR_MRBURSTDN           0x00008000
 #define  TI122X_SCR_MRBURSTUP           0x00004000
@@ -153,6 +154,12 @@
 /* EnE test register */
 #define ENE_TEST_C9                     0xc9    /* 8bit */
 #define ENE_TEST_C9_TLTENABLE           0x02
+#define ENE_TEST_C9_PFENABLE_F0         0x04
+#define ENE_TEST_C9_PFENABLE_F1         0x08
+#define ENE_TEST_C9_PFENABLE            (ENE_TEST_C9_PFENABLE_F0 | ENE_TEST_C9_PFENABLE_F0)
+#define ENE_TEST_C9_WPDISALBLE_F0       0x40
+#define ENE_TEST_C9_WPDISALBLE_F1       0x80
+#define ENE_TEST_C9_WPDISALBLE          (ENE_TEST_C9_WPDISALBLE_F0 | ENE_TEST_C9_WPDISALBLE_F1)
 
 /*
  * Texas Instruments CardBus controller overrides.
@@ -618,6 +625,7 @@ static int ti12xx_2nd_slot_empty(struct yenta_socket *socket)
         int devfn;
         unsigned int state;
         int ret = 1;
+        u32 sysctl;
 
         /* catch the two-slot controllers */
         switch (socket->dev->device) {
@@ -640,6 +648,24 @@ static int ti12xx_2nd_slot_empty(struct yenta_socket *socket)
                  */
                 break;
 
+        case PCI_DEVICE_ID_TI_X515:
+        case PCI_DEVICE_ID_TI_X420:
+        case PCI_DEVICE_ID_TI_X620:
+        case PCI_DEVICE_ID_TI_XX21_XX11:
+        case PCI_DEVICE_ID_TI_7410:
+        case PCI_DEVICE_ID_TI_7610:
+                /*
+                 * those are either single or dual slot CB with additional functions
+                 * like 1394, smartcard reader, etc. check the TIEALL flag for them
+                 * the TIEALL flag binds the IRQ of all functions toghether.
+                 * we catch the single slot variants later.
+                 */
+                sysctl = config_readl(socket, TI113X_SYSTEM_CONTROL);
+                if (sysctl & TIXX21_SCR_TIEALL)
+                        return 0;
+
+                break;
+
         /* single-slot controllers have the 2nd slot empty always :) */
         default:
                 return 1;
@@ -652,6 +678,15 @@ static int ti12xx_2nd_slot_empty(struct yenta_socket *socket)
         if (!func)
                 return 1;
 
+        /*
+         * check that the device id of both slots match. this is needed for the
+         * XX21 and the XX11 controller that share the same device id for single
+         * and dual slot controllers. return '2nd slot empty'. we already checked
+         * if the interrupt is tied to another function.
+         */
+        if (socket->dev->device != func->device)
+                goto out;
+
         slot2 = pci_get_drvdata(func);
         if (!slot2)
                 goto out;
@@ -791,16 +826,6 @@ static int ti12xx_override(struct yenta_socket *socket)
                 config_writel(socket, TI113X_SYSTEM_CONTROL, val);
 
         /*
-         * for EnE bridges only: clear testbit TLTEnable. this makes the
-         * RME Hammerfall DSP sound card working.
-         */
-        if (socket->dev->vendor == PCI_VENDOR_ID_ENE) {
-                u8 test_c9 = config_readb(socket, ENE_TEST_C9);
-                test_c9 &= ~ENE_TEST_C9_TLTENABLE;
-                config_writeb(socket, ENE_TEST_C9, test_c9);
-        }
-
-        /*
          * Yenta expects controllers to use CSCINT to route
          * CSC interrupts to PCI rather than INTVAL.
          */
@@ -841,5 +866,75 @@ static int ti1250_override(struct yenta_socket *socket)
         return ti12xx_override(socket);
 }
 
+
+/**
+ * EnE specific part. EnE bridges are register compatible with TI bridges but
+ * have their own test registers and more important their own little problems.
+ * Some fixup code to make everybody happy (TM).
+ */
+
+/**
+ * set/clear various test bits:
+ * Defaults to clear the bit.
+ * - mask (u8) defines what bits to change
+ * - bits (u8) is the values to change them to
+ * -> it's
+ *      current = (current & ~mask) | bits
+ */
+/* pci ids of devices that wants to have the bit set */
+#define DEVID(_vend,_dev,_subvend,_subdev,mask,bits) {          \
+                .vendor         = _vend,                        \
+                .device         = _dev,                         \
+                .subvendor      = _subvend,                     \
+                .subdevice      = _subdev,                      \
+                .driver_data    = ((mask) << 8 | (bits)),       \
+        }
+static struct pci_device_id ene_tune_tbl[] = {
+        /* Echo Audio products based on motorola DSP56301 and DSP56361 */
+        DEVID(PCI_VENDOR_ID_MOTOROLA, 0x1801, 0xECC0, PCI_ANY_ID,
+                ENE_TEST_C9_TLTENABLE | ENE_TEST_C9_PFENABLE, ENE_TEST_C9_TLTENABLE),
+        DEVID(PCI_VENDOR_ID_MOTOROLA, 0x3410, 0xECC0, PCI_ANY_ID,
+                ENE_TEST_C9_TLTENABLE | ENE_TEST_C9_PFENABLE, ENE_TEST_C9_TLTENABLE),
+
+        {}
+};
+
+static void ene_tune_bridge(struct pcmcia_socket *sock, struct pci_bus *bus)
+{
+        struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
+        struct pci_dev *dev;
+        struct pci_device_id *id = NULL;
+        u8 test_c9, old_c9, mask, bits;
+
+        list_for_each_entry(dev, &bus->devices, bus_list) {
+                id = (struct pci_device_id *) pci_match_id(ene_tune_tbl, dev);
+                if (id)
+                        break;
+        }
+
+        test_c9 = old_c9 = config_readb(socket, ENE_TEST_C9);
+        if (id) {
+                mask = (id->driver_data >> 8) & 0xFF;
+                bits = id->driver_data & 0xFF;
+
+                test_c9 = (test_c9 & ~mask) | bits;
+        }
+        else
+                /* default to clear TLTEnable bit, old behaviour */
+                test_c9 &= ~ENE_TEST_C9_TLTENABLE;
+
+        printk(KERN_INFO "yenta EnE: chaning testregister 0xC9, %02x -> %02x\n", old_c9, test_c9);
+        config_writeb(socket, ENE_TEST_C9, test_c9);
+}
+
+
+static int ene_override(struct yenta_socket *socket)
+{
+        /* install tune_bridge() function */
+        socket->socket.tune_bridge = ene_tune_bridge;
+
+        return ti1250_override(socket);
+}
+
 #endif /* _LINUX_TI113X_H */
 
diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c
index f0997c36c9b7..db9f952f9e3c 100644
--- a/drivers/pcmcia/yenta_socket.c
+++ b/drivers/pcmcia/yenta_socket.c
@@ -559,12 +559,6 @@ static void yenta_interrogate(struct yenta_socket *socket)
 static int yenta_sock_init(struct pcmcia_socket *sock)
 {
         struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
-        u16 bridge;
-
-        bridge = config_readw(socket, CB_BRIDGE_CONTROL) & ~CB_BRIDGE_INTR;
-        if (!socket->cb_irq)
-                bridge |= CB_BRIDGE_INTR;
-        config_writew(socket, CB_BRIDGE_CONTROL, bridge);
 
         exca_writeb(socket, I365_GBLCTL, 0x00);
         exca_writeb(socket, I365_GENCTL, 0x00);
@@ -819,6 +813,7 @@ enum {
         CARDBUS_TYPE_TOPIC95,
         CARDBUS_TYPE_TOPIC97,
         CARDBUS_TYPE_O2MICRO,
+        CARDBUS_TYPE_ENE,
 };
 
 /*
@@ -865,6 +860,12 @@ static struct cardbus_type cardbus_type[] = {
                 .override       = o2micro_override,
                 .restore_state  = o2micro_restore_state,
         },
+        [CARDBUS_TYPE_ENE]      = {
+                .override       = ene_override,
+                .save_state     = ti_save_state,
+                .restore_state  = ti_restore_state,
+                .sock_init      = ti_init,
+        },
 };
 
 
@@ -883,16 +884,8 @@ static unsigned int yenta_probe_irq(struct yenta_socket *socket, u32 isa_irq_mas
 {
         int i;
         unsigned long val;
-        u16 bridge_ctrl;
         u32 mask;
 
-        /* Set up ISA irq routing to probe the ISA irqs.. */
-        bridge_ctrl = config_readw(socket, CB_BRIDGE_CONTROL);
-        if (!(bridge_ctrl & CB_BRIDGE_INTR)) {
-                bridge_ctrl |= CB_BRIDGE_INTR;
-                config_writew(socket, CB_BRIDGE_CONTROL, bridge_ctrl);
-        }
-
         /*
          * Probe for usable interrupts using the force
          * register to generate bogus card status events.
@@ -914,9 +907,6 @@ static unsigned int yenta_probe_irq(struct yenta_socket *socket, u32 isa_irq_mas
 
         mask = probe_irq_mask(val) & 0xffff;
 
-        bridge_ctrl &= ~CB_BRIDGE_INTR;
-        config_writew(socket, CB_BRIDGE_CONTROL, bridge_ctrl);
-
         return mask;
 }
 
@@ -944,18 +934,11 @@ static irqreturn_t yenta_probe_handler(int irq, void *dev_id, struct pt_regs *re
 /* probes the PCI interrupt, use only on override functions */
 static int yenta_probe_cb_irq(struct yenta_socket *socket)
 {
-        u16 bridge_ctrl;
-
         if (!socket->cb_irq)
                 return -1;
 
         socket->probe_status = 0;
 
-        /* disable ISA interrupts */
-        bridge_ctrl = config_readw(socket, CB_BRIDGE_CONTROL);
-        bridge_ctrl &= ~CB_BRIDGE_INTR;
-        config_writew(socket, CB_BRIDGE_CONTROL, bridge_ctrl);
-
         if (request_irq(socket->cb_irq, yenta_probe_handler, SA_SHIRQ, "yenta", socket)) {
                 printk(KERN_WARNING "Yenta: request_irq() in yenta_probe_cb_irq() failed!\n");
                 return -1;
@@ -966,7 +949,7 @@ static int yenta_probe_cb_irq(struct yenta_socket *socket)
         cb_writel(socket, CB_SOCKET_EVENT, -1);
         cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK);
         cb_writel(socket, CB_SOCKET_FORCE, CB_FCARDSTS);
-        
+
         msleep(100);
 
         /* disable interrupts */
@@ -1004,11 +987,12 @@ static void yenta_config_init(struct yenta_socket *socket)
 {
         u16 bridge;
         struct pci_dev *dev = socket->dev;
+        struct pci_bus_region region;
 
-        pci_set_power_state(socket->dev, 0);
+        pcibios_resource_to_bus(socket->dev, &region, &dev->resource[0]);
 
         config_writel(socket, CB_LEGACY_MODE_BASE, 0);
-        config_writel(socket, PCI_BASE_ADDRESS_0, dev->resource[0].start);
+        config_writel(socket, PCI_BASE_ADDRESS_0, region.start);
         config_writew(socket, PCI_COMMAND,
                         PCI_COMMAND_IO |
                         PCI_COMMAND_MEMORY |
@@ -1031,8 +1015,8 @@ static void yenta_config_init(struct yenta_socket *socket)
          *  - PCI interrupts enabled if a PCI interrupt exists..
          */
         bridge = config_readw(socket, CB_BRIDGE_CONTROL);
-        bridge &= ~(CB_BRIDGE_CRST | CB_BRIDGE_PREFETCH1 | CB_BRIDGE_INTR | CB_BRIDGE_ISAEN | CB_BRIDGE_VGAEN);
-        bridge |= CB_BRIDGE_PREFETCH0 | CB_BRIDGE_POSTEN | CB_BRIDGE_INTR;
+        bridge &= ~(CB_BRIDGE_CRST | CB_BRIDGE_PREFETCH1 | CB_BRIDGE_ISAEN | CB_BRIDGE_VGAEN);
+        bridge |= CB_BRIDGE_PREFETCH0 | CB_BRIDGE_POSTEN;
         config_writew(socket, CB_BRIDGE_CONTROL, bridge);
 }
 
@@ -1045,7 +1029,18 @@ static int __devinit yenta_probe (struct pci_dev *dev, const struct pci_device_i
 {
         struct yenta_socket *socket;
         int ret;
-        
+
+        /*
+         * If we failed to assign proper bus numbers for this cardbus
+         * controller during PCI probe, its subordinate pci_bus is NULL.
+         * Bail out if so.
+         */
+        if (!dev->subordinate) {
+                printk(KERN_ERR "Yenta: no bus associated with %s! "
+                        "(try 'pci=assign-busses')\n", pci_name(dev));
+                return -ENODEV;
+        }
+
         socket = kmalloc(sizeof(struct yenta_socket), GFP_KERNEL);
         if (!socket)
                 return -ENOMEM;
@@ -1254,10 +1249,22 @@ static struct pci_device_id yenta_table [] = {
         CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1250, TI1250),
         CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1410, TI1250),
 
-        CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1211, TI12XX),
-        CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1225, TI12XX),
-        CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1410, TI1250),
-        CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1420, TI12XX),
+        CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_XX21_XX11, TI12XX),
+        CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_X515, TI12XX),
+        CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_X420, TI12XX),
+        CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_X620, TI12XX),
+        CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_7410, TI12XX),
+        CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_7510, TI12XX),
+        CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_7610, TI12XX),
+
+        CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_710, TI12XX),
+        CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_712, TI12XX),
+        CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_720, TI12XX),
+        CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_722, TI12XX),
+        CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1211, ENE),
+        CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1225, ENE),
+        CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1410, ENE),
+        CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1420, ENE),
 
         CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C465, RICOH),
         CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C466, RICOH),