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authorIngo Molnar <mingo@elte.hu>2008-12-31 08:14:29 +0100
committerIngo Molnar <mingo@elte.hu>2008-12-31 08:14:29 +0100
commit5fdf7e5975a0b0f6a0370655612c5dca3fd6311b (patch)
tree639c536e818c6ace974aa285ba94576df0353b01 /drivers/char
parent7a51cffbd10886c0557677dd916c090097c691ef (diff)
parent6a94cb73064c952255336cc57731904174b2c58f (diff)
downloadop-kernel-dev-5fdf7e5975a0b0f6a0370655612c5dca3fd6311b.zip
op-kernel-dev-5fdf7e5975a0b0f6a0370655612c5dca3fd6311b.tar.gz
Merge branch 'linus' into tracing/kmemtrace
Conflicts: mm/slub.c
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/agp/intel-agp.c11
-rw-r--r--drivers/char/ds1620.c25
-rw-r--r--drivers/char/hpet.c2
-rw-r--r--drivers/char/hvc_console.c1
-rw-r--r--drivers/char/nwflash.c8
-rw-r--r--drivers/char/random.c22
-rw-r--r--drivers/char/virtio_console.c30
7 files changed, 60 insertions, 39 deletions
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 9cf6e9b..c771418 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -40,6 +40,8 @@
#define PCI_DEVICE_ID_INTEL_Q45_IG 0x2E12
#define PCI_DEVICE_ID_INTEL_G45_HB 0x2E20
#define PCI_DEVICE_ID_INTEL_G45_IG 0x2E22
+#define PCI_DEVICE_ID_INTEL_G41_HB 0x2E30
+#define PCI_DEVICE_ID_INTEL_G41_IG 0x2E32
/* cover 915 and 945 variants */
#define IS_I915 (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_E7221_HB || \
@@ -63,7 +65,8 @@
#define IS_G4X (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGD_E_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_Q45_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G45_HB || \
- agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_GM45_HB)
+ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_GM45_HB || \
+ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G41_HB)
extern int agp_memory_reserved;
@@ -1196,6 +1199,7 @@ static void intel_i965_get_gtt_range(int *gtt_offset, int *gtt_size)
case PCI_DEVICE_ID_INTEL_IGD_E_HB:
case PCI_DEVICE_ID_INTEL_Q45_HB:
case PCI_DEVICE_ID_INTEL_G45_HB:
+ case PCI_DEVICE_ID_INTEL_G41_HB:
*gtt_offset = *gtt_size = MB(2);
break;
default:
@@ -2156,13 +2160,15 @@ static const struct intel_driver_description {
{ PCI_DEVICE_ID_INTEL_Q33_HB, PCI_DEVICE_ID_INTEL_Q33_IG, 0, "Q33",
NULL, &intel_g33_driver },
{ PCI_DEVICE_ID_INTEL_GM45_HB, PCI_DEVICE_ID_INTEL_GM45_IG, 0,
- "Mobile Intel? GM45 Express", NULL, &intel_i965_driver },
+ "Mobile IntelĀ® GM45 Express", NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_IGD_E_HB, PCI_DEVICE_ID_INTEL_IGD_E_IG, 0,
"Intel Integrated Graphics Device", NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_Q45_HB, PCI_DEVICE_ID_INTEL_Q45_IG, 0,
"Q45/Q43", NULL, &intel_i965_driver },
{ PCI_DEVICE_ID_INTEL_G45_HB, PCI_DEVICE_ID_INTEL_G45_IG, 0,
"G45/G43", NULL, &intel_i965_driver },
+ { PCI_DEVICE_ID_INTEL_G41_HB, PCI_DEVICE_ID_INTEL_G41_IG, 0,
+ "G41", NULL, &intel_i965_driver },
{ 0, 0, 0, NULL, NULL, NULL }
};
@@ -2360,6 +2366,7 @@ static struct pci_device_id agp_intel_pci_table[] = {
ID(PCI_DEVICE_ID_INTEL_IGD_E_HB),
ID(PCI_DEVICE_ID_INTEL_Q45_HB),
ID(PCI_DEVICE_ID_INTEL_G45_HB),
+ ID(PCI_DEVICE_ID_INTEL_G41_HB),
{ }
};
diff --git a/drivers/char/ds1620.c b/drivers/char/ds1620.c
index 74e9cd8..61f0146 100644
--- a/drivers/char/ds1620.c
+++ b/drivers/char/ds1620.c
@@ -43,52 +43,51 @@ static const char *fan_state[] = { "off", "on", "on (hardwired)" };
* chance that the WaveArtist driver could touch these bits to
* enable or disable the speaker.
*/
-extern spinlock_t gpio_lock;
extern unsigned int system_rev;
static inline void netwinder_ds1620_set_clk(int clk)
{
- gpio_modify_op(GPIO_DSCLK, clk ? GPIO_DSCLK : 0);
+ nw_gpio_modify_op(GPIO_DSCLK, clk ? GPIO_DSCLK : 0);
}
static inline void netwinder_ds1620_set_data(int dat)
{
- gpio_modify_op(GPIO_DATA, dat ? GPIO_DATA : 0);
+ nw_gpio_modify_op(GPIO_DATA, dat ? GPIO_DATA : 0);
}
static inline int netwinder_ds1620_get_data(void)
{
- return gpio_read() & GPIO_DATA;
+ return nw_gpio_read() & GPIO_DATA;
}
static inline void netwinder_ds1620_set_data_dir(int dir)
{
- gpio_modify_io(GPIO_DATA, dir ? GPIO_DATA : 0);
+ nw_gpio_modify_io(GPIO_DATA, dir ? GPIO_DATA : 0);
}
static inline void netwinder_ds1620_reset(void)
{
- cpld_modify(CPLD_DS_ENABLE, 0);
- cpld_modify(CPLD_DS_ENABLE, CPLD_DS_ENABLE);
+ nw_cpld_modify(CPLD_DS_ENABLE, 0);
+ nw_cpld_modify(CPLD_DS_ENABLE, CPLD_DS_ENABLE);
}
static inline void netwinder_lock(unsigned long *flags)
{
- spin_lock_irqsave(&gpio_lock, *flags);
+ spin_lock_irqsave(&nw_gpio_lock, *flags);
}
static inline void netwinder_unlock(unsigned long *flags)
{
- spin_unlock_irqrestore(&gpio_lock, *flags);
+ spin_unlock_irqrestore(&nw_gpio_lock, *flags);
}
static inline void netwinder_set_fan(int i)
{
unsigned long flags;
- spin_lock_irqsave(&gpio_lock, flags);
- gpio_modify_op(GPIO_FAN, i ? GPIO_FAN : 0);
- spin_unlock_irqrestore(&gpio_lock, flags);
+ spin_lock_irqsave(&nw_gpio_lock, flags);
+ nw_gpio_modify_op(GPIO_FAN, i ? GPIO_FAN : 0);
+ spin_unlock_irqrestore(&nw_gpio_lock, flags);
}
static inline int netwinder_get_fan(void)
@@ -96,7 +95,7 @@ static inline int netwinder_get_fan(void)
if ((system_rev & 0xf000) == 0x4000)
return FAN_ALWAYS_ON;
- return (gpio_read() & GPIO_FAN) ? FAN_ON : FAN_OFF;
+ return (nw_gpio_read() & GPIO_FAN) ? FAN_ON : FAN_OFF;
}
/*
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index 53fdc7f..32b8bbf 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -46,7 +46,7 @@
/*
* The High Precision Event Timer driver.
* This driver is closely modelled after the rtc.c driver.
- * http://www.intel.com/hardwaredesign/hpetspec.htm
+ * http://www.intel.com/hardwaredesign/hpetspec_1.pdf
*/
#define HPET_USER_FREQ (64)
#define HPET_DRIFT (500)
diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c
index fb57f67..0587b66d 100644
--- a/drivers/char/hvc_console.c
+++ b/drivers/char/hvc_console.c
@@ -695,6 +695,7 @@ void hvc_resize(struct hvc_struct *hp, struct winsize ws)
hp->ws = ws;
schedule_work(&hp->tty_resize);
}
+EXPORT_SYMBOL_GPL(hvc_resize);
/*
* This kthread is either polling or interrupt driven. This is determined by
diff --git a/drivers/char/nwflash.c b/drivers/char/nwflash.c
index 006be92..8c7df5b 100644
--- a/drivers/char/nwflash.c
+++ b/drivers/char/nwflash.c
@@ -58,8 +58,6 @@ static volatile unsigned char *FLASH_BASE;
static int gbFlashSize = KFLASH_SIZE;
static DEFINE_MUTEX(nwflash_mutex);
-extern spinlock_t gpio_lock;
-
static int get_flash_id(void)
{
volatile unsigned int c1, c2;
@@ -616,9 +614,9 @@ static void kick_open(void)
* we want to write a bit pattern XXX1 to Xilinx to enable
* the write gate, which will be open for about the next 2ms.
*/
- spin_lock_irqsave(&gpio_lock, flags);
- cpld_modify(1, 1);
- spin_unlock_irqrestore(&gpio_lock, flags);
+ spin_lock_irqsave(&nw_gpio_lock, flags);
+ nw_cpld_modify(CPLD_FLASH_WR_ENABLE, CPLD_FLASH_WR_ENABLE);
+ spin_unlock_irqrestore(&nw_gpio_lock, flags);
/*
* let the ISA bus to catch on...
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 675076f..d26891b 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -558,23 +558,9 @@ struct timer_rand_state {
unsigned dont_count_entropy:1;
};
-static struct timer_rand_state *irq_timer_state[NR_IRQS];
-
-static struct timer_rand_state *get_timer_rand_state(unsigned int irq)
-{
- if (irq >= nr_irqs)
- return NULL;
-
- return irq_timer_state[irq];
-}
-
-static void set_timer_rand_state(unsigned int irq, struct timer_rand_state *state)
-{
- if (irq >= nr_irqs)
- return;
-
- irq_timer_state[irq] = state;
-}
+#ifndef CONFIG_SPARSE_IRQ
+struct timer_rand_state *irq_timer_state[NR_IRQS];
+#endif
static struct timer_rand_state input_timer_state;
@@ -933,8 +919,10 @@ void rand_initialize_irq(int irq)
{
struct timer_rand_state *state;
+#ifndef CONFIG_SPARSE_IRQ
if (irq >= nr_irqs)
return;
+#endif
state = get_timer_rand_state(irq);
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index 3fb0d2c..ff6f5a4 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -138,12 +138,33 @@ int __init virtio_cons_early_init(int (*put_chars)(u32, const char *, int))
}
/*
+ * virtio console configuration. This supports:
+ * - console resize
+ */
+static void virtcons_apply_config(struct virtio_device *dev)
+{
+ struct winsize ws;
+
+ if (virtio_has_feature(dev, VIRTIO_CONSOLE_F_SIZE)) {
+ dev->config->get(dev,
+ offsetof(struct virtio_console_config, cols),
+ &ws.ws_col, sizeof(u16));
+ dev->config->get(dev,
+ offsetof(struct virtio_console_config, rows),
+ &ws.ws_row, sizeof(u16));
+ hvc_resize(hvc, ws);
+ }
+}
+
+/*
* we support only one console, the hvc struct is a global var
- * There is no need to do anything
+ * We set the configuration at this point, since we now have a tty
*/
static int notifier_add_vio(struct hvc_struct *hp, int data)
{
hp->irq_requested = 1;
+ virtcons_apply_config(vdev);
+
return 0;
}
@@ -234,11 +255,18 @@ static struct virtio_device_id id_table[] = {
{ 0 },
};
+static unsigned int features[] = {
+ VIRTIO_CONSOLE_F_SIZE,
+};
+
static struct virtio_driver virtio_console = {
+ .feature_table = features,
+ .feature_table_size = ARRAY_SIZE(features),
.driver.name = KBUILD_MODNAME,
.driver.owner = THIS_MODULE,
.id_table = id_table,
.probe = virtcons_probe,
+ .config_changed = virtcons_apply_config,
};
static int __init init(void)
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