Merge branch 'akpm' (Andrew's patch-bomb)
Merge fixes from Andrew Morton.
* emailed from Andrew Morton <akpm@linux-foundation.org>: (14 patches)
panic: fix stack dump print on direct call to panic()
drivers/rtc/rtc-pl031.c: enable clock on all ST variants
Revert "mm: vmscan: fix misused nr_reclaimed in shrink_mem_cgroup_zone()"
hugetlb: fix race condition in hugetlb_fault()
drivers/rtc/rtc-twl.c: use static register while reading time
drivers/rtc/rtc-s3c.c: add placeholder for driver private data
drivers/rtc/rtc-s3c.c: fix compilation error
MAINTAINERS: add PCDP console maintainer
memcg: do not open code accesses to res_counter members
drivers/rtc/rtc-efi.c: fix section mismatch warning
drivers/rtc/rtc-r9701.c: reset registers if invalid values are detected
drivers/char/random.c: fix boot id uniqueness race
memcg: fix broken boolen expression
memcg: fix up documentation on global LRU
diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt
index e916e3d..0d04920 100644
--- a/Documentation/filesystems/vfs.txt
+++ b/Documentation/filesystems/vfs.txt
@@ -114,7 +114,7 @@
struct file_system_type {
const char *name;
int fs_flags;
- struct dentry (*mount) (struct file_system_type *, int,
+ struct dentry *(*mount) (struct file_system_type *, int,
const char *, void *);
void (*kill_sb) (struct super_block *);
struct module *owner;
diff --git a/MAINTAINERS b/MAINTAINERS
index a068fe4..32671e0 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1521,8 +1521,8 @@
M: Johan Hedberg <johan.hedberg@gmail.com>
L: linux-bluetooth@vger.kernel.org
W: http://www.bluez.org/
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/padovan/bluetooth.git
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/jh/bluetooth.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git
S: Maintained
F: drivers/bluetooth/
@@ -1532,8 +1532,8 @@
M: Johan Hedberg <johan.hedberg@gmail.com>
L: linux-bluetooth@vger.kernel.org
W: http://www.bluez.org/
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/padovan/bluetooth.git
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/jh/bluetooth.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git
S: Maintained
F: net/bluetooth/
F: include/net/bluetooth/
@@ -4533,8 +4533,7 @@
F: drivers/net/ethernet/myricom/myri10ge/
NATSEMI ETHERNET DRIVER (DP8381x)
-M: Tim Hockin <thockin@hockin.org>
-S: Maintained
+S: Orphan
F: drivers/net/ethernet/natsemi/natsemi.c
NATIVE INSTRUMENTS USB SOUND INTERFACE DRIVER
diff --git a/arch/c6x/include/asm/irq.h b/arch/c6x/include/asm/irq.h
index f13b78d..ab4577f 100644
--- a/arch/c6x/include/asm/irq.h
+++ b/arch/c6x/include/asm/irq.h
@@ -42,10 +42,6 @@
/* This number is used when no interrupt has been assigned */
#define NO_IRQ 0
-struct irq_data;
-extern irq_hw_number_t irqd_to_hwirq(struct irq_data *d);
-extern irq_hw_number_t virq_to_hw(unsigned int virq);
-
extern void __init init_pic_c64xplus(void);
extern void init_IRQ(void);
diff --git a/arch/c6x/kernel/irq.c b/arch/c6x/kernel/irq.c
index 65b8ddf..c90fb5e 100644
--- a/arch/c6x/kernel/irq.c
+++ b/arch/c6x/kernel/irq.c
@@ -130,16 +130,3 @@
seq_printf(p, "%*s: %10lu\n", prec, "Err", irq_err_count);
return 0;
}
-
-irq_hw_number_t irqd_to_hwirq(struct irq_data *d)
-{
- return d->hwirq;
-}
-EXPORT_SYMBOL_GPL(irqd_to_hwirq);
-
-irq_hw_number_t virq_to_hw(unsigned int virq)
-{
- struct irq_data *irq_data = irq_get_irq_data(virq);
- return WARN_ON(!irq_data) ? 0 : irq_data->hwirq;
-}
-EXPORT_SYMBOL_GPL(virq_to_hw);
diff --git a/arch/powerpc/include/asm/irq.h b/arch/powerpc/include/asm/irq.h
index cf417e51..e648af9 100644
--- a/arch/powerpc/include/asm/irq.h
+++ b/arch/powerpc/include/asm/irq.h
@@ -33,8 +33,6 @@
/* Same thing, used by the generic IRQ code */
#define NR_IRQS_LEGACY NUM_ISA_INTERRUPTS
-struct irq_data;
-extern irq_hw_number_t irqd_to_hwirq(struct irq_data *d);
extern irq_hw_number_t virq_to_hw(unsigned int virq);
/**
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 243dbab..5ec1b23 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -560,12 +560,6 @@
local_irq_restore(flags);
}
-irq_hw_number_t irqd_to_hwirq(struct irq_data *d)
-{
- return d->hwirq;
-}
-EXPORT_SYMBOL_GPL(irqd_to_hwirq);
-
irq_hw_number_t virq_to_hw(unsigned int virq)
{
struct irq_data *irq_data = irq_get_irq_data(virq);
diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index db360fc..d09f3e8 100644
--- a/arch/powerpc/platforms/cell/axon_msi.c
+++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -392,7 +392,7 @@
}
memset(msic->fifo_virt, 0xff, MSIC_FIFO_SIZE_BYTES);
- msic->irq_domain = irq_domain_add_nomap(dn, &msic_host_ops, msic);
+ msic->irq_domain = irq_domain_add_nomap(dn, 0, &msic_host_ops, msic);
if (!msic->irq_domain) {
printk(KERN_ERR "axon_msi: couldn't allocate irq_domain for %s\n",
dn->full_name);
diff --git a/arch/powerpc/platforms/cell/beat_interrupt.c b/arch/powerpc/platforms/cell/beat_interrupt.c
index e5c3a2c..f9a48af 100644
--- a/arch/powerpc/platforms/cell/beat_interrupt.c
+++ b/arch/powerpc/platforms/cell/beat_interrupt.c
@@ -239,7 +239,7 @@
ppc_md.get_irq = beatic_get_irq;
/* Allocate an irq host */
- beatic_host = irq_domain_add_nomap(NULL, &beatic_pic_host_ops, NULL);
+ beatic_host = irq_domain_add_nomap(NULL, 0, &beatic_pic_host_ops, NULL);
BUG_ON(beatic_host == NULL);
irq_set_default_host(beatic_host);
}
diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c
index a81e5a8..b4ddaa3 100644
--- a/arch/powerpc/platforms/powermac/smp.c
+++ b/arch/powerpc/platforms/powermac/smp.c
@@ -192,7 +192,7 @@
{
int rc = -ENOMEM;
- psurge_host = irq_domain_add_nomap(NULL, &psurge_host_ops, NULL);
+ psurge_host = irq_domain_add_nomap(NULL, 0, &psurge_host_ops, NULL);
if (psurge_host)
psurge_secondary_virq = irq_create_direct_mapping(psurge_host);
diff --git a/arch/powerpc/platforms/ps3/interrupt.c b/arch/powerpc/platforms/ps3/interrupt.c
index 2a4ff86..5f3b232 100644
--- a/arch/powerpc/platforms/ps3/interrupt.c
+++ b/arch/powerpc/platforms/ps3/interrupt.c
@@ -753,9 +753,8 @@
unsigned cpu;
struct irq_domain *host;
- host = irq_domain_add_nomap(NULL, &ps3_host_ops, NULL);
+ host = irq_domain_add_nomap(NULL, PS3_PLUG_MAX + 1, &ps3_host_ops, NULL);
irq_set_default_host(host);
- irq_set_virq_count(PS3_PLUG_MAX + 1);
for_each_possible_cpu(cpu) {
struct ps3_private *pd = &per_cpu(ps3_private, cpu);
diff --git a/drivers/bcma/Kconfig b/drivers/bcma/Kconfig
index c1172da..fb7c80f 100644
--- a/drivers/bcma/Kconfig
+++ b/drivers/bcma/Kconfig
@@ -29,7 +29,7 @@
config BCMA_DRIVER_PCI_HOSTMODE
bool "Driver for PCI core working in hostmode"
- depends on BCMA && MIPS
+ depends on BCMA && MIPS && BCMA_HOST_PCI
help
PCI core hostmode operation (external PCI bus).
diff --git a/drivers/bcma/driver_pci_host.c b/drivers/bcma/driver_pci_host.c
index 4e20bcf..d2097a1 100644
--- a/drivers/bcma/driver_pci_host.c
+++ b/drivers/bcma/driver_pci_host.c
@@ -10,6 +10,7 @@
*/
#include "bcma_private.h"
+#include <linux/pci.h>
#include <linux/export.h>
#include <linux/bcma/bcma.h>
#include <asm/paccess.h>
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index 4844247..ae9edca 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -72,7 +72,9 @@
/* Atheros AR3012 with sflash firmware*/
{ USB_DEVICE(0x0CF3, 0x3004) },
+ { USB_DEVICE(0x0CF3, 0x311D) },
{ USB_DEVICE(0x13d3, 0x3375) },
+ { USB_DEVICE(0x04CA, 0x3005) },
/* Atheros AR5BBU12 with sflash firmware */
{ USB_DEVICE(0x0489, 0xE02C) },
@@ -89,7 +91,9 @@
/* Atheros AR3012 with sflash firmware*/
{ USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 },
{ } /* Terminating entry */
};
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 480cad9..3311b81 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -61,7 +61,7 @@
{ USB_DEVICE_INFO(0xe0, 0x01, 0x01) },
/* Broadcom SoftSailing reporting vendor specific */
- { USB_DEVICE(0x05ac, 0x21e1) },
+ { USB_DEVICE(0x0a5c, 0x21e1) },
/* Apple MacBookPro 7,1 */
{ USB_DEVICE(0x05ac, 0x8213) },
@@ -103,6 +103,7 @@
/* Broadcom BCM20702A0 */
{ USB_DEVICE(0x0a5c, 0x21e3) },
{ USB_DEVICE(0x0a5c, 0x21e6) },
+ { USB_DEVICE(0x0a5c, 0x21e8) },
{ USB_DEVICE(0x0a5c, 0x21f3) },
{ USB_DEVICE(0x413c, 0x8197) },
@@ -129,7 +130,9 @@
/* Atheros 3012 with sflash firmware */
{ USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x0cf3, 0x311d), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 },
+ { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 },
/* Atheros AR5BBU12 with sflash firmware */
{ USB_DEVICE(0x0489, 0xe02c), .driver_info = BTUSB_IGNORE },
diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index fd5adb4..98a8c05 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -299,11 +299,11 @@
hci_uart_close(hdev);
if (test_and_clear_bit(HCI_UART_PROTO_SET, &hu->flags)) {
- hu->proto->close(hu);
if (hdev) {
hci_unregister_dev(hdev);
hci_free_dev(hdev);
}
+ hu->proto->close(hu);
}
kfree(hu);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.c b/drivers/gpu/drm/exynos/exynos_drm_buf.c
index 4a3a5f7..de8d209 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_buf.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_buf.c
@@ -34,14 +34,14 @@
static int lowlevel_buffer_allocate(struct drm_device *dev,
unsigned int flags, struct exynos_drm_gem_buf *buf)
{
- dma_addr_t start_addr, end_addr;
+ dma_addr_t start_addr;
unsigned int npages, page_size, i = 0;
struct scatterlist *sgl;
int ret = 0;
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (flags & EXYNOS_BO_NONCONTIG) {
+ if (IS_NONCONTIG_BUFFER(flags)) {
DRM_DEBUG_KMS("not support allocation type.\n");
return -EINVAL;
}
@@ -52,13 +52,13 @@
}
if (buf->size >= SZ_1M) {
- npages = (buf->size >> SECTION_SHIFT) + 1;
+ npages = buf->size >> SECTION_SHIFT;
page_size = SECTION_SIZE;
} else if (buf->size >= SZ_64K) {
- npages = (buf->size >> 16) + 1;
+ npages = buf->size >> 16;
page_size = SZ_64K;
} else {
- npages = (buf->size >> PAGE_SHIFT) + 1;
+ npages = buf->size >> PAGE_SHIFT;
page_size = PAGE_SIZE;
}
@@ -76,26 +76,13 @@
return -ENOMEM;
}
- buf->kvaddr = dma_alloc_writecombine(dev->dev, buf->size,
- &buf->dma_addr, GFP_KERNEL);
- if (!buf->kvaddr) {
- DRM_ERROR("failed to allocate buffer.\n");
- ret = -ENOMEM;
- goto err1;
- }
-
- start_addr = buf->dma_addr;
- end_addr = buf->dma_addr + buf->size;
-
- buf->pages = kzalloc(sizeof(struct page) * npages, GFP_KERNEL);
- if (!buf->pages) {
- DRM_ERROR("failed to allocate pages.\n");
- ret = -ENOMEM;
- goto err2;
- }
-
- start_addr = buf->dma_addr;
- end_addr = buf->dma_addr + buf->size;
+ buf->kvaddr = dma_alloc_writecombine(dev->dev, buf->size,
+ &buf->dma_addr, GFP_KERNEL);
+ if (!buf->kvaddr) {
+ DRM_ERROR("failed to allocate buffer.\n");
+ ret = -ENOMEM;
+ goto err1;
+ }
buf->pages = kzalloc(sizeof(struct page) * npages, GFP_KERNEL);
if (!buf->pages) {
@@ -105,23 +92,17 @@
}
sgl = buf->sgt->sgl;
+ start_addr = buf->dma_addr;
while (i < npages) {
buf->pages[i] = phys_to_page(start_addr);
sg_set_page(sgl, buf->pages[i], page_size, 0);
sg_dma_address(sgl) = start_addr;
start_addr += page_size;
- if (end_addr - start_addr < page_size)
- break;
sgl = sg_next(sgl);
i++;
}
- buf->pages[i] = phys_to_page(start_addr);
-
- sgl = sg_next(sgl);
- sg_set_page(sgl, buf->pages[i+1], end_addr - start_addr, 0);
-
DRM_DEBUG_KMS("vaddr(0x%lx), dma_addr(0x%lx), size(0x%lx)\n",
(unsigned long)buf->kvaddr,
(unsigned long)buf->dma_addr,
@@ -150,7 +131,7 @@
* non-continuous memory would be released by exynos
* gem framework.
*/
- if (flags & EXYNOS_BO_NONCONTIG) {
+ if (IS_NONCONTIG_BUFFER(flags)) {
DRM_DEBUG_KMS("not support allocation type.\n");
return;
}
diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c
index 411832e..eaf630d 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_core.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_core.c
@@ -54,16 +54,18 @@
*
* P.S. note that this driver is considered for modularization.
*/
- ret = subdrv->probe(dev, subdrv->manager.dev);
+ ret = subdrv->probe(dev, subdrv->dev);
if (ret)
return ret;
}
- if (subdrv->is_local)
+ if (!subdrv->manager)
return 0;
+ subdrv->manager->dev = subdrv->dev;
+
/* create and initialize a encoder for this sub driver. */
- encoder = exynos_drm_encoder_create(dev, &subdrv->manager,
+ encoder = exynos_drm_encoder_create(dev, subdrv->manager,
(1 << MAX_CRTC) - 1);
if (!encoder) {
DRM_ERROR("failed to create encoder\n");
@@ -186,7 +188,7 @@
list_for_each_entry(subdrv, &exynos_drm_subdrv_list, list) {
if (subdrv->open) {
- ret = subdrv->open(dev, subdrv->manager.dev, file);
+ ret = subdrv->open(dev, subdrv->dev, file);
if (ret)
goto err;
}
@@ -197,7 +199,7 @@
err:
list_for_each_entry_reverse(subdrv, &subdrv->list, list) {
if (subdrv->close)
- subdrv->close(dev, subdrv->manager.dev, file);
+ subdrv->close(dev, subdrv->dev, file);
}
return ret;
}
@@ -209,7 +211,7 @@
list_for_each_entry(subdrv, &exynos_drm_subdrv_list, list) {
if (subdrv->close)
- subdrv->close(dev, subdrv->manager.dev, file);
+ subdrv->close(dev, subdrv->dev, file);
}
}
EXPORT_SYMBOL_GPL(exynos_drm_subdrv_close);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
index fbd0a23..1d81417 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -225,24 +225,25 @@
* Exynos drm sub driver structure.
*
* @list: sub driver has its own list object to register to exynos drm driver.
+ * @dev: pointer to device object for subdrv device driver.
* @drm_dev: pointer to drm_device and this pointer would be set
* when sub driver calls exynos_drm_subdrv_register().
- * @is_local: appear encoder and connector disrelated device.
+ * @manager: subdrv has its own manager to control a hardware appropriately
+ * and we can access a hardware drawing on this manager.
* @probe: this callback would be called by exynos drm driver after
* subdrv is registered to it.
* @remove: this callback is used to release resources created
* by probe callback.
* @open: this would be called with drm device file open.
* @close: this would be called with drm device file close.
- * @manager: subdrv has its own manager to control a hardware appropriately
- * and we can access a hardware drawing on this manager.
* @encoder: encoder object owned by this sub driver.
* @connector: connector object owned by this sub driver.
*/
struct exynos_drm_subdrv {
struct list_head list;
+ struct device *dev;
struct drm_device *drm_dev;
- bool is_local;
+ struct exynos_drm_manager *manager;
int (*probe)(struct drm_device *drm_dev, struct device *dev);
void (*remove)(struct drm_device *dev);
@@ -251,7 +252,6 @@
void (*close)(struct drm_device *drm_dev, struct device *dev,
struct drm_file *file);
- struct exynos_drm_manager manager;
struct drm_encoder *encoder;
struct drm_connector *connector;
};
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index ecb6db2..29fdbfe 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -172,7 +172,7 @@
static void fimd_apply(struct device *subdrv_dev)
{
struct fimd_context *ctx = get_fimd_context(subdrv_dev);
- struct exynos_drm_manager *mgr = &ctx->subdrv.manager;
+ struct exynos_drm_manager *mgr = ctx->subdrv.manager;
struct exynos_drm_manager_ops *mgr_ops = mgr->ops;
struct exynos_drm_overlay_ops *ovl_ops = mgr->overlay_ops;
struct fimd_win_data *win_data;
@@ -577,6 +577,13 @@
.disable = fimd_win_disable,
};
+static struct exynos_drm_manager fimd_manager = {
+ .pipe = -1,
+ .ops = &fimd_manager_ops,
+ .overlay_ops = &fimd_overlay_ops,
+ .display_ops = &fimd_display_ops,
+};
+
static void fimd_finish_pageflip(struct drm_device *drm_dev, int crtc)
{
struct exynos_drm_private *dev_priv = drm_dev->dev_private;
@@ -628,7 +635,7 @@
struct fimd_context *ctx = (struct fimd_context *)dev_id;
struct exynos_drm_subdrv *subdrv = &ctx->subdrv;
struct drm_device *drm_dev = subdrv->drm_dev;
- struct exynos_drm_manager *manager = &subdrv->manager;
+ struct exynos_drm_manager *manager = subdrv->manager;
u32 val;
val = readl(ctx->regs + VIDINTCON1);
@@ -744,7 +751,7 @@
static int fimd_power_on(struct fimd_context *ctx, bool enable)
{
struct exynos_drm_subdrv *subdrv = &ctx->subdrv;
- struct device *dev = subdrv->manager.dev;
+ struct device *dev = subdrv->dev;
DRM_DEBUG_KMS("%s\n", __FILE__);
@@ -867,13 +874,10 @@
subdrv = &ctx->subdrv;
+ subdrv->dev = dev;
+ subdrv->manager = &fimd_manager;
subdrv->probe = fimd_subdrv_probe;
subdrv->remove = fimd_subdrv_remove;
- subdrv->manager.pipe = -1;
- subdrv->manager.ops = &fimd_manager_ops;
- subdrv->manager.overlay_ops = &fimd_overlay_ops;
- subdrv->manager.display_ops = &fimd_display_ops;
- subdrv->manager.dev = dev;
mutex_init(&ctx->lock);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index fa1aa94..26d5197 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -56,9 +56,28 @@
return out_msg;
}
-static unsigned int mask_gem_flags(unsigned int flags)
+static int check_gem_flags(unsigned int flags)
{
- return flags &= EXYNOS_BO_NONCONTIG;
+ if (flags & ~(EXYNOS_BO_MASK)) {
+ DRM_ERROR("invalid flags.\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static unsigned long roundup_gem_size(unsigned long size, unsigned int flags)
+{
+ if (!IS_NONCONTIG_BUFFER(flags)) {
+ if (size >= SZ_1M)
+ return roundup(size, SECTION_SIZE);
+ else if (size >= SZ_64K)
+ return roundup(size, SZ_64K);
+ else
+ goto out;
+ }
+out:
+ return roundup(size, PAGE_SIZE);
}
static struct page **exynos_gem_get_pages(struct drm_gem_object *obj,
@@ -319,10 +338,17 @@
struct exynos_drm_gem_buf *buf;
int ret;
- size = roundup(size, PAGE_SIZE);
- DRM_DEBUG_KMS("%s: size = 0x%lx\n", __FILE__, size);
+ if (!size) {
+ DRM_ERROR("invalid size.\n");
+ return ERR_PTR(-EINVAL);
+ }
- flags = mask_gem_flags(flags);
+ size = roundup_gem_size(size, flags);
+ DRM_DEBUG_KMS("%s\n", __FILE__);
+
+ ret = check_gem_flags(flags);
+ if (ret)
+ return ERR_PTR(ret);
buf = exynos_drm_init_buf(dev, size);
if (!buf)
@@ -331,7 +357,7 @@
exynos_gem_obj = exynos_drm_gem_init(dev, size);
if (!exynos_gem_obj) {
ret = -ENOMEM;
- goto err;
+ goto err_fini_buf;
}
exynos_gem_obj->buffer = buf;
@@ -347,18 +373,19 @@
ret = exynos_drm_gem_get_pages(&exynos_gem_obj->base);
if (ret < 0) {
drm_gem_object_release(&exynos_gem_obj->base);
- goto err;
+ goto err_fini_buf;
}
} else {
ret = exynos_drm_alloc_buf(dev, buf, flags);
if (ret < 0) {
drm_gem_object_release(&exynos_gem_obj->base);
- goto err;
+ goto err_fini_buf;
}
}
return exynos_gem_obj;
-err:
+
+err_fini_buf:
exynos_drm_fini_buf(dev, buf);
return ERR_PTR(ret);
}
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.h b/drivers/gpu/drm/exynos/exynos_drm_gem.h
index e40fbad..4ed8420 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.h
@@ -29,6 +29,8 @@
#define to_exynos_gem_obj(x) container_of(x,\
struct exynos_drm_gem_obj, base)
+#define IS_NONCONTIG_BUFFER(f) (f & EXYNOS_BO_NONCONTIG)
+
/*
* exynos drm gem buffer structure.
*
diff --git a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
index 14eb26b..3424463 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
@@ -30,9 +30,8 @@
struct drm_hdmi_context, subdrv);
/* these callback points shoud be set by specific drivers. */
-static struct exynos_hdmi_display_ops *hdmi_display_ops;
-static struct exynos_hdmi_manager_ops *hdmi_manager_ops;
-static struct exynos_hdmi_overlay_ops *hdmi_overlay_ops;
+static struct exynos_hdmi_ops *hdmi_ops;
+static struct exynos_mixer_ops *mixer_ops;
struct drm_hdmi_context {
struct exynos_drm_subdrv subdrv;
@@ -40,31 +39,20 @@
struct exynos_drm_hdmi_context *mixer_ctx;
};
-void exynos_drm_display_ops_register(struct exynos_hdmi_display_ops
- *display_ops)
+void exynos_hdmi_ops_register(struct exynos_hdmi_ops *ops)
{
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (display_ops)
- hdmi_display_ops = display_ops;
+ if (ops)
+ hdmi_ops = ops;
}
-void exynos_drm_manager_ops_register(struct exynos_hdmi_manager_ops
- *manager_ops)
+void exynos_mixer_ops_register(struct exynos_mixer_ops *ops)
{
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (manager_ops)
- hdmi_manager_ops = manager_ops;
-}
-
-void exynos_drm_overlay_ops_register(struct exynos_hdmi_overlay_ops
- *overlay_ops)
-{
- DRM_DEBUG_KMS("%s\n", __FILE__);
-
- if (overlay_ops)
- hdmi_overlay_ops = overlay_ops;
+ if (ops)
+ mixer_ops = ops;
}
static bool drm_hdmi_is_connected(struct device *dev)
@@ -73,8 +61,8 @@
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (hdmi_display_ops && hdmi_display_ops->is_connected)
- return hdmi_display_ops->is_connected(ctx->hdmi_ctx->ctx);
+ if (hdmi_ops && hdmi_ops->is_connected)
+ return hdmi_ops->is_connected(ctx->hdmi_ctx->ctx);
return false;
}
@@ -86,9 +74,9 @@
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (hdmi_display_ops && hdmi_display_ops->get_edid)
- return hdmi_display_ops->get_edid(ctx->hdmi_ctx->ctx,
- connector, edid, len);
+ if (hdmi_ops && hdmi_ops->get_edid)
+ return hdmi_ops->get_edid(ctx->hdmi_ctx->ctx, connector, edid,
+ len);
return 0;
}
@@ -99,9 +87,8 @@
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (hdmi_display_ops && hdmi_display_ops->check_timing)
- return hdmi_display_ops->check_timing(ctx->hdmi_ctx->ctx,
- timing);
+ if (hdmi_ops && hdmi_ops->check_timing)
+ return hdmi_ops->check_timing(ctx->hdmi_ctx->ctx, timing);
return 0;
}
@@ -112,8 +99,8 @@
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (hdmi_display_ops && hdmi_display_ops->power_on)
- return hdmi_display_ops->power_on(ctx->hdmi_ctx->ctx, mode);
+ if (hdmi_ops && hdmi_ops->power_on)
+ return hdmi_ops->power_on(ctx->hdmi_ctx->ctx, mode);
return 0;
}
@@ -130,13 +117,13 @@
{
struct drm_hdmi_context *ctx = to_context(subdrv_dev);
struct exynos_drm_subdrv *subdrv = &ctx->subdrv;
- struct exynos_drm_manager *manager = &subdrv->manager;
+ struct exynos_drm_manager *manager = subdrv->manager;
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (hdmi_overlay_ops && hdmi_overlay_ops->enable_vblank)
- return hdmi_overlay_ops->enable_vblank(ctx->mixer_ctx->ctx,
- manager->pipe);
+ if (mixer_ops && mixer_ops->enable_vblank)
+ return mixer_ops->enable_vblank(ctx->mixer_ctx->ctx,
+ manager->pipe);
return 0;
}
@@ -147,8 +134,8 @@
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (hdmi_overlay_ops && hdmi_overlay_ops->disable_vblank)
- return hdmi_overlay_ops->disable_vblank(ctx->mixer_ctx->ctx);
+ if (mixer_ops && mixer_ops->disable_vblank)
+ return mixer_ops->disable_vblank(ctx->mixer_ctx->ctx);
}
static void drm_hdmi_mode_fixup(struct device *subdrv_dev,
@@ -160,9 +147,9 @@
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (hdmi_manager_ops && hdmi_manager_ops->mode_fixup)
- hdmi_manager_ops->mode_fixup(ctx->hdmi_ctx->ctx, connector,
- mode, adjusted_mode);
+ if (hdmi_ops && hdmi_ops->mode_fixup)
+ hdmi_ops->mode_fixup(ctx->hdmi_ctx->ctx, connector, mode,
+ adjusted_mode);
}
static void drm_hdmi_mode_set(struct device *subdrv_dev, void *mode)
@@ -171,8 +158,8 @@
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (hdmi_manager_ops && hdmi_manager_ops->mode_set)
- hdmi_manager_ops->mode_set(ctx->hdmi_ctx->ctx, mode);
+ if (hdmi_ops && hdmi_ops->mode_set)
+ hdmi_ops->mode_set(ctx->hdmi_ctx->ctx, mode);
}
static void drm_hdmi_get_max_resol(struct device *subdrv_dev,
@@ -182,9 +169,8 @@
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (hdmi_manager_ops && hdmi_manager_ops->get_max_resol)
- hdmi_manager_ops->get_max_resol(ctx->hdmi_ctx->ctx, width,
- height);
+ if (hdmi_ops && hdmi_ops->get_max_resol)
+ hdmi_ops->get_max_resol(ctx->hdmi_ctx->ctx, width, height);
}
static void drm_hdmi_commit(struct device *subdrv_dev)
@@ -193,8 +179,8 @@
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (hdmi_manager_ops && hdmi_manager_ops->commit)
- hdmi_manager_ops->commit(ctx->hdmi_ctx->ctx);
+ if (hdmi_ops && hdmi_ops->commit)
+ hdmi_ops->commit(ctx->hdmi_ctx->ctx);
}
static void drm_hdmi_dpms(struct device *subdrv_dev, int mode)
@@ -209,8 +195,8 @@
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
- if (hdmi_manager_ops && hdmi_manager_ops->disable)
- hdmi_manager_ops->disable(ctx->hdmi_ctx->ctx);
+ if (hdmi_ops && hdmi_ops->disable)
+ hdmi_ops->disable(ctx->hdmi_ctx->ctx);
break;
default:
DRM_DEBUG_KMS("unkown dps mode: %d\n", mode);
@@ -235,8 +221,8 @@
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (hdmi_overlay_ops && hdmi_overlay_ops->win_mode_set)
- hdmi_overlay_ops->win_mode_set(ctx->mixer_ctx->ctx, overlay);
+ if (mixer_ops && mixer_ops->win_mode_set)
+ mixer_ops->win_mode_set(ctx->mixer_ctx->ctx, overlay);
}
static void drm_mixer_commit(struct device *subdrv_dev, int zpos)
@@ -245,8 +231,8 @@
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (hdmi_overlay_ops && hdmi_overlay_ops->win_commit)
- hdmi_overlay_ops->win_commit(ctx->mixer_ctx->ctx, zpos);
+ if (mixer_ops && mixer_ops->win_commit)
+ mixer_ops->win_commit(ctx->mixer_ctx->ctx, zpos);
}
static void drm_mixer_disable(struct device *subdrv_dev, int zpos)
@@ -255,8 +241,8 @@
DRM_DEBUG_KMS("%s\n", __FILE__);
- if (hdmi_overlay_ops && hdmi_overlay_ops->win_disable)
- hdmi_overlay_ops->win_disable(ctx->mixer_ctx->ctx, zpos);
+ if (mixer_ops && mixer_ops->win_disable)
+ mixer_ops->win_disable(ctx->mixer_ctx->ctx, zpos);
}
static struct exynos_drm_overlay_ops drm_hdmi_overlay_ops = {
@@ -265,6 +251,12 @@
.disable = drm_mixer_disable,
};
+static struct exynos_drm_manager hdmi_manager = {
+ .pipe = -1,
+ .ops = &drm_hdmi_manager_ops,
+ .overlay_ops = &drm_hdmi_overlay_ops,
+ .display_ops = &drm_hdmi_display_ops,
+};
static int hdmi_subdrv_probe(struct drm_device *drm_dev,
struct device *dev)
@@ -332,12 +324,9 @@
subdrv = &ctx->subdrv;
+ subdrv->dev = dev;
+ subdrv->manager = &hdmi_manager;
subdrv->probe = hdmi_subdrv_probe;
- subdrv->manager.pipe = -1;
- subdrv->manager.ops = &drm_hdmi_manager_ops;
- subdrv->manager.overlay_ops = &drm_hdmi_overlay_ops;
- subdrv->manager.display_ops = &drm_hdmi_display_ops;
- subdrv->manager.dev = dev;
platform_set_drvdata(pdev, subdrv);
diff --git a/drivers/gpu/drm/exynos/exynos_drm_hdmi.h b/drivers/gpu/drm/exynos/exynos_drm_hdmi.h
index 44497cf..f3ae192 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_hdmi.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_hdmi.h
@@ -38,15 +38,15 @@
void *ctx;
};
-struct exynos_hdmi_display_ops {
+struct exynos_hdmi_ops {
+ /* display */
bool (*is_connected)(void *ctx);
int (*get_edid)(void *ctx, struct drm_connector *connector,
u8 *edid, int len);
int (*check_timing)(void *ctx, void *timing);
int (*power_on)(void *ctx, int mode);
-};
-struct exynos_hdmi_manager_ops {
+ /* manager */
void (*mode_fixup)(void *ctx, struct drm_connector *connector,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
@@ -57,22 +57,17 @@
void (*disable)(void *ctx);
};
-struct exynos_hdmi_overlay_ops {
+struct exynos_mixer_ops {
+ /* manager */
int (*enable_vblank)(void *ctx, int pipe);
void (*disable_vblank)(void *ctx);
+
+ /* overlay */
void (*win_mode_set)(void *ctx, struct exynos_drm_overlay *overlay);
void (*win_commit)(void *ctx, int zpos);
void (*win_disable)(void *ctx, int zpos);
};
-extern struct platform_driver hdmi_driver;
-extern struct platform_driver mixer_driver;
-
-void exynos_drm_display_ops_register(struct exynos_hdmi_display_ops
- *display_ops);
-void exynos_drm_manager_ops_register(struct exynos_hdmi_manager_ops
- *manager_ops);
-void exynos_drm_overlay_ops_register(struct exynos_hdmi_overlay_ops
- *overlay_ops);
-
+void exynos_hdmi_ops_register(struct exynos_hdmi_ops *ops);
+void exynos_mixer_ops_register(struct exynos_mixer_ops *ops);
#endif
diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c
index c277a3a..f92fe4c 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_plane.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c
@@ -24,6 +24,10 @@
static const uint32_t formats[] = {
DRM_FORMAT_XRGB8888,
+ DRM_FORMAT_ARGB8888,
+ DRM_FORMAT_NV12,
+ DRM_FORMAT_NV12M,
+ DRM_FORMAT_NV12MT,
};
static int
diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
index 8e1339f..7b9c153 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
@@ -199,7 +199,7 @@
static void vidi_apply(struct device *subdrv_dev)
{
struct vidi_context *ctx = get_vidi_context(subdrv_dev);
- struct exynos_drm_manager *mgr = &ctx->subdrv.manager;
+ struct exynos_drm_manager *mgr = ctx->subdrv.manager;
struct exynos_drm_manager_ops *mgr_ops = mgr->ops;
struct exynos_drm_overlay_ops *ovl_ops = mgr->overlay_ops;
struct vidi_win_data *win_data;
@@ -374,6 +374,13 @@
.disable = vidi_win_disable,
};
+static struct exynos_drm_manager vidi_manager = {
+ .pipe = -1,
+ .ops = &vidi_manager_ops,
+ .overlay_ops = &vidi_overlay_ops,
+ .display_ops = &vidi_display_ops,
+};
+
static void vidi_finish_pageflip(struct drm_device *drm_dev, int crtc)
{
struct exynos_drm_private *dev_priv = drm_dev->dev_private;
@@ -425,7 +432,7 @@
struct vidi_context *ctx = container_of(work, struct vidi_context,
work);
struct exynos_drm_subdrv *subdrv = &ctx->subdrv;
- struct exynos_drm_manager *manager = &subdrv->manager;
+ struct exynos_drm_manager *manager = subdrv->manager;
if (manager->pipe < 0)
return;
@@ -471,7 +478,7 @@
static int vidi_power_on(struct vidi_context *ctx, bool enable)
{
struct exynos_drm_subdrv *subdrv = &ctx->subdrv;
- struct device *dev = subdrv->manager.dev;
+ struct device *dev = subdrv->dev;
DRM_DEBUG_KMS("%s\n", __FILE__);
@@ -611,13 +618,10 @@
ctx->raw_edid = (struct edid *)fake_edid_info;
subdrv = &ctx->subdrv;
+ subdrv->dev = dev;
+ subdrv->manager = &vidi_manager;
subdrv->probe = vidi_subdrv_probe;
subdrv->remove = vidi_subdrv_remove;
- subdrv->manager.pipe = -1;
- subdrv->manager.ops = &vidi_manager_ops;
- subdrv->manager.overlay_ops = &vidi_overlay_ops;
- subdrv->manager.display_ops = &vidi_display_ops;
- subdrv->manager.dev = dev;
mutex_init(&ctx->lock);
diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index 575a8cb..b003538 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -40,7 +40,6 @@
#include "exynos_hdmi.h"
-#define HDMI_OVERLAY_NUMBER 3
#define MAX_WIDTH 1920
#define MAX_HEIGHT 1080
#define get_hdmi_context(dev) platform_get_drvdata(to_platform_device(dev))
@@ -1194,7 +1193,7 @@
static bool hdmi_is_connected(void *ctx)
{
- struct hdmi_context *hdata = (struct hdmi_context *)ctx;
+ struct hdmi_context *hdata = ctx;
u32 val = hdmi_reg_read(hdata, HDMI_HPD_STATUS);
if (val)
@@ -1207,7 +1206,7 @@
u8 *edid, int len)
{
struct edid *raw_edid;
- struct hdmi_context *hdata = (struct hdmi_context *)ctx;
+ struct hdmi_context *hdata = ctx;
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
@@ -1275,7 +1274,7 @@
static int hdmi_check_timing(void *ctx, void *timing)
{
- struct hdmi_context *hdata = (struct hdmi_context *)ctx;
+ struct hdmi_context *hdata = ctx;
struct fb_videomode *check_timing = timing;
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
@@ -1312,13 +1311,6 @@
return 0;
}
-static struct exynos_hdmi_display_ops display_ops = {
- .is_connected = hdmi_is_connected,
- .get_edid = hdmi_get_edid,
- .check_timing = hdmi_check_timing,
- .power_on = hdmi_display_power_on,
-};
-
static void hdmi_set_acr(u32 freq, u8 *acr)
{
u32 n, cts;
@@ -1914,7 +1906,7 @@
struct drm_display_mode *adjusted_mode)
{
struct drm_display_mode *m;
- struct hdmi_context *hdata = (struct hdmi_context *)ctx;
+ struct hdmi_context *hdata = ctx;
int index;
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
@@ -1951,7 +1943,7 @@
static void hdmi_mode_set(void *ctx, void *mode)
{
- struct hdmi_context *hdata = (struct hdmi_context *)ctx;
+ struct hdmi_context *hdata = ctx;
int conf_idx;
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
@@ -1974,7 +1966,7 @@
static void hdmi_commit(void *ctx)
{
- struct hdmi_context *hdata = (struct hdmi_context *)ctx;
+ struct hdmi_context *hdata = ctx;
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
@@ -1985,7 +1977,7 @@
static void hdmi_disable(void *ctx)
{
- struct hdmi_context *hdata = (struct hdmi_context *)ctx;
+ struct hdmi_context *hdata = ctx;
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
@@ -1996,7 +1988,14 @@
}
}
-static struct exynos_hdmi_manager_ops manager_ops = {
+static struct exynos_hdmi_ops hdmi_ops = {
+ /* display */
+ .is_connected = hdmi_is_connected,
+ .get_edid = hdmi_get_edid,
+ .check_timing = hdmi_check_timing,
+ .power_on = hdmi_display_power_on,
+
+ /* manager */
.mode_fixup = hdmi_mode_fixup,
.mode_set = hdmi_mode_set,
.get_max_resol = hdmi_get_max_resol,
@@ -2020,7 +2019,7 @@
static irqreturn_t hdmi_irq_handler(int irq, void *arg)
{
struct exynos_drm_hdmi_context *ctx = arg;
- struct hdmi_context *hdata = (struct hdmi_context *)ctx->ctx;
+ struct hdmi_context *hdata = ctx->ctx;
u32 intc_flag;
intc_flag = hdmi_reg_read(hdata, HDMI_INTC_FLAG);
@@ -2173,7 +2172,7 @@
DRM_DEBUG_KMS("%s\n", __func__);
- hdmi_resource_poweroff((struct hdmi_context *)ctx->ctx);
+ hdmi_resource_poweroff(ctx->ctx);
return 0;
}
@@ -2184,7 +2183,7 @@
DRM_DEBUG_KMS("%s\n", __func__);
- hdmi_resource_poweron((struct hdmi_context *)ctx->ctx);
+ hdmi_resource_poweron(ctx->ctx);
return 0;
}
@@ -2322,8 +2321,7 @@
hdata->irq = res->start;
/* register specific callbacks to common hdmi. */
- exynos_drm_display_ops_register(&display_ops);
- exynos_drm_manager_ops_register(&manager_ops);
+ exynos_hdmi_ops_register(&hdmi_ops);
hdmi_resource_poweron(hdata);
@@ -2351,7 +2349,7 @@
static int __devexit hdmi_remove(struct platform_device *pdev)
{
struct exynos_drm_hdmi_context *ctx = platform_get_drvdata(pdev);
- struct hdmi_context *hdata = (struct hdmi_context *)ctx->ctx;
+ struct hdmi_context *hdata = ctx->ctx;
DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index 4d5f41e..e15438c 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -37,7 +37,8 @@
#include "exynos_drm_drv.h"
#include "exynos_drm_hdmi.h"
-#define HDMI_OVERLAY_NUMBER 3
+#define MIXER_WIN_NR 3
+#define MIXER_DEFAULT_WIN 0
#define get_mixer_context(dev) platform_get_drvdata(to_platform_device(dev))
@@ -75,16 +76,12 @@
};
struct mixer_context {
- struct fb_videomode *default_timing;
- unsigned int default_win;
- unsigned int default_bpp;
unsigned int irq;
int pipe;
bool interlace;
- bool vp_enabled;
struct mixer_resources mixer_res;
- struct hdmi_win_data win_data[HDMI_OVERLAY_NUMBER];
+ struct hdmi_win_data win_data[MIXER_WIN_NR];
};
static const u8 filter_y_horiz_tap8[] = {
@@ -643,9 +640,9 @@
win = overlay->zpos;
if (win == DEFAULT_ZPOS)
- win = mixer_ctx->default_win;
+ win = MIXER_DEFAULT_WIN;
- if (win < 0 || win > HDMI_OVERLAY_NUMBER) {
+ if (win < 0 || win > MIXER_WIN_NR) {
DRM_ERROR("overlay plane[%d] is wrong\n", win);
return;
}
@@ -683,9 +680,9 @@
DRM_DEBUG_KMS("[%d] %s, win: %d\n", __LINE__, __func__, win);
if (win == DEFAULT_ZPOS)
- win = mixer_ctx->default_win;
+ win = MIXER_DEFAULT_WIN;
- if (win < 0 || win > HDMI_OVERLAY_NUMBER) {
+ if (win < 0 || win > MIXER_WIN_NR) {
DRM_ERROR("overlay plane[%d] is wrong\n", win);
return;
}
@@ -706,9 +703,9 @@
DRM_DEBUG_KMS("[%d] %s, win: %d\n", __LINE__, __func__, win);
if (win == DEFAULT_ZPOS)
- win = mixer_ctx->default_win;
+ win = MIXER_DEFAULT_WIN;
- if (win < 0 || win > HDMI_OVERLAY_NUMBER) {
+ if (win < 0 || win > MIXER_WIN_NR) {
DRM_ERROR("overlay plane[%d] is wrong\n", win);
return;
}
@@ -722,9 +719,12 @@
spin_unlock_irqrestore(&res->reg_slock, flags);
}
-static struct exynos_hdmi_overlay_ops overlay_ops = {
+static struct exynos_mixer_ops mixer_ops = {
+ /* manager */
.enable_vblank = mixer_enable_vblank,
.disable_vblank = mixer_disable_vblank,
+
+ /* overlay */
.win_mode_set = mixer_win_mode_set,
.win_commit = mixer_win_commit,
.win_disable = mixer_win_disable,
@@ -771,8 +771,7 @@
static irqreturn_t mixer_irq_handler(int irq, void *arg)
{
struct exynos_drm_hdmi_context *drm_hdmi_ctx = arg;
- struct mixer_context *ctx =
- (struct mixer_context *)drm_hdmi_ctx->ctx;
+ struct mixer_context *ctx = drm_hdmi_ctx->ctx;
struct mixer_resources *res = &ctx->mixer_res;
u32 val, val_base;
@@ -902,7 +901,7 @@
DRM_DEBUG_KMS("resume - start\n");
- mixer_resource_poweron((struct mixer_context *)ctx->ctx);
+ mixer_resource_poweron(ctx->ctx);
return 0;
}
@@ -913,7 +912,7 @@
DRM_DEBUG_KMS("suspend - start\n");
- mixer_resource_poweroff((struct mixer_context *)ctx->ctx);
+ mixer_resource_poweroff(ctx->ctx);
return 0;
}
@@ -926,8 +925,7 @@
static int __devinit mixer_resources_init(struct exynos_drm_hdmi_context *ctx,
struct platform_device *pdev)
{
- struct mixer_context *mixer_ctx =
- (struct mixer_context *)ctx->ctx;
+ struct mixer_context *mixer_ctx = ctx->ctx;
struct device *dev = &pdev->dev;
struct mixer_resources *mixer_res = &mixer_ctx->mixer_res;
struct resource *res;
@@ -1076,7 +1074,7 @@
goto fail;
/* register specific callback point to common hdmi. */
- exynos_drm_overlay_ops_register(&overlay_ops);
+ exynos_mixer_ops_register(&mixer_ops);
mixer_resource_poweron(ctx);
@@ -1093,7 +1091,7 @@
struct device *dev = &pdev->dev;
struct exynos_drm_hdmi_context *drm_hdmi_ctx =
platform_get_drvdata(pdev);
- struct mixer_context *ctx = (struct mixer_context *)drm_hdmi_ctx->ctx;
+ struct mixer_context *ctx = drm_hdmi_ctx->ctx;
dev_info(dev, "remove successful\n");
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index dfa55e7..ae8a64f 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -64,7 +64,7 @@
"Use semaphores for inter-ring sync (default: -1 (use per-chip defaults))");
int i915_enable_rc6 __read_mostly = -1;
-module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0600);
+module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0400);
MODULE_PARM_DESC(i915_enable_rc6,
"Enable power-saving render C-state 6. "
"Different stages can be selected via bitmask values "
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 4c65c63..0e3c6ac 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1493,6 +1493,7 @@
{
list_del_init(&obj->ring_list);
obj->last_rendering_seqno = 0;
+ obj->last_fenced_seqno = 0;
}
static void
@@ -1521,6 +1522,7 @@
BUG_ON(!list_empty(&obj->gpu_write_list));
BUG_ON(!obj->active);
obj->ring = NULL;
+ obj->last_fenced_ring = NULL;
i915_gem_object_move_off_active(obj);
obj->fenced_gpu_access = false;
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 2abf4eb..b4bb1ef 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -3728,6 +3728,9 @@
#define GT_FIFO_FREE_ENTRIES 0x120008
#define GT_FIFO_NUM_RESERVED_ENTRIES 20
+#define GEN6_UCGCTL1 0x9400
+# define GEN6_BLBUNIT_CLOCK_GATE_DISABLE (1 << 5)
+
#define GEN6_UCGCTL2 0x9404
# define GEN6_RCZUNIT_CLOCK_GATE_DISABLE (1 << 13)
# define GEN6_RCPBUNIT_CLOCK_GATE_DISABLE (1 << 12)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 91b35fd..bae38ac 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2245,6 +2245,33 @@
}
static int
+intel_finish_fb(struct drm_framebuffer *old_fb)
+{
+ struct drm_i915_gem_object *obj = to_intel_framebuffer(old_fb)->obj;
+ struct drm_i915_private *dev_priv = obj->base.dev->dev_private;
+ bool was_interruptible = dev_priv->mm.interruptible;
+ int ret;
+
+ wait_event(dev_priv->pending_flip_queue,
+ atomic_read(&dev_priv->mm.wedged) ||
+ atomic_read(&obj->pending_flip) == 0);
+
+ /* Big Hammer, we also need to ensure that any pending
+ * MI_WAIT_FOR_EVENT inside a user batch buffer on the
+ * current scanout is retired before unpinning the old
+ * framebuffer.
+ *
+ * This should only fail upon a hung GPU, in which case we
+ * can safely continue.
+ */
+ dev_priv->mm.interruptible = false;
+ ret = i915_gem_object_finish_gpu(obj);
+ dev_priv->mm.interruptible = was_interruptible;
+
+ return ret;
+}
+
+static int
intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
struct drm_framebuffer *old_fb)
{
@@ -2282,25 +2309,8 @@
return ret;
}
- if (old_fb) {
- struct drm_i915_private *dev_priv = dev->dev_private;
- struct drm_i915_gem_object *obj = to_intel_framebuffer(old_fb)->obj;
-
- wait_event(dev_priv->pending_flip_queue,
- atomic_read(&dev_priv->mm.wedged) ||
- atomic_read(&obj->pending_flip) == 0);
-
- /* Big Hammer, we also need to ensure that any pending
- * MI_WAIT_FOR_EVENT inside a user batch buffer on the
- * current scanout is retired before unpinning the old
- * framebuffer.
- *
- * This should only fail upon a hung GPU, in which case we
- * can safely continue.
- */
- ret = i915_gem_object_finish_gpu(obj);
- (void) ret;
- }
+ if (old_fb)
+ intel_finish_fb(old_fb);
ret = intel_pipe_set_base_atomic(crtc, crtc->fb, x, y,
LEAVE_ATOMIC_MODE_SET);
@@ -3371,6 +3381,23 @@
struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
struct drm_device *dev = crtc->dev;
+ /* Flush any pending WAITs before we disable the pipe. Note that
+ * we need to drop the struct_mutex in order to acquire it again
+ * during the lowlevel dpms routines around a couple of the
+ * operations. It does not look trivial nor desirable to move
+ * that locking higher. So instead we leave a window for the
+ * submission of further commands on the fb before we can actually
+ * disable it. This race with userspace exists anyway, and we can
+ * only rely on the pipe being disabled by userspace after it
+ * receives the hotplug notification and has flushed any pending
+ * batches.
+ */
+ if (crtc->fb) {
+ mutex_lock(&dev->struct_mutex);
+ intel_finish_fb(crtc->fb);
+ mutex_unlock(&dev->struct_mutex);
+ }
+
crtc_funcs->dpms(crtc, DRM_MODE_DPMS_OFF);
assert_plane_disabled(dev->dev_private, to_intel_crtc(crtc)->plane);
assert_pipe_disabled(dev->dev_private, to_intel_crtc(crtc)->pipe);
@@ -8529,6 +8556,10 @@
I915_WRITE(WM2_LP_ILK, 0);
I915_WRITE(WM1_LP_ILK, 0);
+ I915_WRITE(GEN6_UCGCTL1,
+ I915_READ(GEN6_UCGCTL1) |
+ GEN6_BLBUNIT_CLOCK_GATE_DISABLE);
+
/* According to the BSpec vol1g, bit 12 (RCPBUNIT) clock
* gating disable must be set. Failure to set it results in
* flickering pixels due to Z write ordering failures after
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 110552f..4b63791 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -219,14 +219,38 @@
return (max_link_clock * max_lanes * 8) / 10;
}
+static bool
+intel_dp_adjust_dithering(struct intel_dp *intel_dp,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ int max_link_clock = intel_dp_link_clock(intel_dp_max_link_bw(intel_dp));
+ int max_lanes = intel_dp_max_lane_count(intel_dp);
+ int max_rate, mode_rate;
+
+ mode_rate = intel_dp_link_required(mode->clock, 24);
+ max_rate = intel_dp_max_data_rate(max_link_clock, max_lanes);
+
+ if (mode_rate > max_rate) {
+ mode_rate = intel_dp_link_required(mode->clock, 18);
+ if (mode_rate > max_rate)
+ return false;
+
+ if (adjusted_mode)
+ adjusted_mode->private_flags
+ |= INTEL_MODE_DP_FORCE_6BPC;
+
+ return true;
+ }
+
+ return true;
+}
+
static int
intel_dp_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
struct intel_dp *intel_dp = intel_attached_dp(connector);
- int max_link_clock = intel_dp_link_clock(intel_dp_max_link_bw(intel_dp));
- int max_lanes = intel_dp_max_lane_count(intel_dp);
- int max_rate, mode_rate;
if (is_edp(intel_dp) && intel_dp->panel_fixed_mode) {
if (mode->hdisplay > intel_dp->panel_fixed_mode->hdisplay)
@@ -236,16 +260,8 @@
return MODE_PANEL;
}
- mode_rate = intel_dp_link_required(mode->clock, 24);
- max_rate = intel_dp_max_data_rate(max_link_clock, max_lanes);
-
- if (mode_rate > max_rate) {
- mode_rate = intel_dp_link_required(mode->clock, 18);
- if (mode_rate > max_rate)
- return MODE_CLOCK_HIGH;
- else
- mode->private_flags |= INTEL_MODE_DP_FORCE_6BPC;
- }
+ if (!intel_dp_adjust_dithering(intel_dp, mode, NULL))
+ return MODE_CLOCK_HIGH;
if (mode->clock < 10000)
return MODE_CLOCK_LOW;
@@ -672,7 +688,7 @@
int lane_count, clock;
int max_lane_count = intel_dp_max_lane_count(intel_dp);
int max_clock = intel_dp_max_link_bw(intel_dp) == DP_LINK_BW_2_7 ? 1 : 0;
- int bpp = mode->private_flags & INTEL_MODE_DP_FORCE_6BPC ? 18 : 24;
+ int bpp;
static int bws[2] = { DP_LINK_BW_1_62, DP_LINK_BW_2_7 };
if (is_edp(intel_dp) && intel_dp->panel_fixed_mode) {
@@ -686,6 +702,11 @@
mode->clock = intel_dp->panel_fixed_mode->clock;
}
+ if (!intel_dp_adjust_dithering(intel_dp, mode, adjusted_mode))
+ return false;
+
+ bpp = adjusted_mode->private_flags & INTEL_MODE_DP_FORCE_6BPC ? 18 : 24;
+
for (lane_count = 1; lane_count <= max_lane_count; lane_count <<= 1) {
for (clock = 0; clock <= max_clock; clock++) {
int link_avail = intel_dp_max_data_rate(intel_dp_link_clock(bws[clock]), lane_count);
diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c
index 601c86e..8fdc957 100644
--- a/drivers/gpu/drm/i915/intel_i2c.c
+++ b/drivers/gpu/drm/i915/intel_i2c.c
@@ -390,7 +390,7 @@
bus->has_gpio = intel_gpio_setup(bus, i);
/* XXX force bit banging until GMBUS is fully debugged */
- if (bus->has_gpio && IS_GEN2(dev))
+ if (bus->has_gpio)
bus->force_bit = true;
}
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index e25581a..f75806e 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -1038,7 +1038,7 @@
* of the buffer.
*/
ring->effective_size = ring->size;
- if (IS_I830(ring->dev))
+ if (IS_I830(ring->dev) || IS_845G(ring->dev))
ring->effective_size -= 128;
return 0;
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index a464771..e90dfb6 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -95,7 +95,6 @@
/* must disable */
sprctl |= SPRITE_TRICKLE_FEED_DISABLE;
sprctl |= SPRITE_ENABLE;
- sprctl |= SPRITE_DEST_KEY;
/* Sizes are 0 based */
src_w--;
diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c
index e607c4d..2d39f99 100644
--- a/drivers/gpu/drm/radeon/atombios_encoders.c
+++ b/drivers/gpu/drm/radeon/atombios_encoders.c
@@ -230,6 +230,10 @@
if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
return;
+ /* some R4xx chips have the wrong frev */
+ if (rdev->family <= CHIP_RV410)
+ frev = 1;
+
switch (frev) {
case 1:
switch (crev) {
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 81801c1..fe33d35 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -2553,7 +2553,7 @@
* or the chip could hang on a subsequent access
*/
if (rdev->pll_errata & CHIP_ERRATA_PLL_DELAY) {
- udelay(5000);
+ mdelay(5);
}
/* This function is required to workaround a hardware bug in some (all?)
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 391bd26..de71243 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -2839,7 +2839,7 @@
/* r7xx asics need to soft reset RLC before halting */
WREG32(SRBM_SOFT_RESET, SOFT_RESET_RLC);
RREG32(SRBM_SOFT_RESET);
- udelay(15000);
+ mdelay(15);
WREG32(SRBM_SOFT_RESET, 0);
RREG32(SRBM_SOFT_RESET);
}
diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c
index 84c5462..75ed17c 100644
--- a/drivers/gpu/drm/radeon/r600_cp.c
+++ b/drivers/gpu/drm/radeon/r600_cp.c
@@ -407,7 +407,7 @@
RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP);
RADEON_READ(R600_GRBM_SOFT_RESET);
- DRM_UDELAY(15000);
+ mdelay(15);
RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
fw_data = (const __be32 *)dev_priv->me_fw->data;
@@ -500,7 +500,7 @@
RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP);
RADEON_READ(R600_GRBM_SOFT_RESET);
- DRM_UDELAY(15000);
+ mdelay(15);
RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
fw_data = (const __be32 *)dev_priv->pfp_fw->data;
@@ -1797,7 +1797,7 @@
RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP);
RADEON_READ(R600_GRBM_SOFT_RESET);
- DRM_UDELAY(15000);
+ mdelay(15);
RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
diff --git a/drivers/gpu/drm/radeon/radeon_clocks.c b/drivers/gpu/drm/radeon/radeon_clocks.c
index 6ae0c75..9c6b29a 100644
--- a/drivers/gpu/drm/radeon/radeon_clocks.c
+++ b/drivers/gpu/drm/radeon/radeon_clocks.c
@@ -633,7 +633,7 @@
tmp &= ~(R300_SCLK_FORCE_VAP);
tmp |= RADEON_SCLK_FORCE_CP;
WREG32_PLL(RADEON_SCLK_CNTL, tmp);
- udelay(15000);
+ mdelay(15);
tmp = RREG32_PLL(R300_SCLK_CNTL2);
tmp &= ~(R300_SCLK_FORCE_TCL |
@@ -651,12 +651,12 @@
tmp |= (RADEON_ENGIN_DYNCLK_MODE |
(0x01 << RADEON_ACTIVE_HILO_LAT_SHIFT));
WREG32_PLL(RADEON_CLK_PWRMGT_CNTL, tmp);
- udelay(15000);
+ mdelay(15);
tmp = RREG32_PLL(RADEON_CLK_PIN_CNTL);
tmp |= RADEON_SCLK_DYN_START_CNTL;
WREG32_PLL(RADEON_CLK_PIN_CNTL, tmp);
- udelay(15000);
+ mdelay(15);
/* When DRI is enabled, setting DYN_STOP_LAT to zero can cause some R200
to lockup randomly, leave them as set by BIOS.
@@ -696,7 +696,7 @@
tmp |= RADEON_SCLK_MORE_FORCEON;
}
WREG32_PLL(RADEON_SCLK_MORE_CNTL, tmp);
- udelay(15000);
+ mdelay(15);
}
/* RV200::A11 A12, RV250::A11 A12 */
@@ -709,7 +709,7 @@
tmp |= RADEON_TCL_BYPASS_DISABLE;
WREG32_PLL(RADEON_PLL_PWRMGT_CNTL, tmp);
}
- udelay(15000);
+ mdelay(15);
/*enable dynamic mode for display clocks (PIXCLK and PIX2CLK) */
tmp = RREG32_PLL(RADEON_PIXCLKS_CNTL);
@@ -722,14 +722,14 @@
RADEON_PIXCLK_TMDS_ALWAYS_ONb);
WREG32_PLL(RADEON_PIXCLKS_CNTL, tmp);
- udelay(15000);
+ mdelay(15);
tmp = RREG32_PLL(RADEON_VCLK_ECP_CNTL);
tmp |= (RADEON_PIXCLK_ALWAYS_ONb |
RADEON_PIXCLK_DAC_ALWAYS_ONb);
WREG32_PLL(RADEON_VCLK_ECP_CNTL, tmp);
- udelay(15000);
+ mdelay(15);
}
} else {
/* Turn everything OFF (ForceON to everything) */
@@ -861,7 +861,7 @@
}
WREG32_PLL(RADEON_SCLK_CNTL, tmp);
- udelay(16000);
+ mdelay(16);
if ((rdev->family == CHIP_R300) ||
(rdev->family == CHIP_R350)) {
@@ -870,7 +870,7 @@
R300_SCLK_FORCE_GA |
R300_SCLK_FORCE_CBA);
WREG32_PLL(R300_SCLK_CNTL2, tmp);
- udelay(16000);
+ mdelay(16);
}
if (rdev->flags & RADEON_IS_IGP) {
@@ -878,7 +878,7 @@
tmp &= ~(RADEON_FORCEON_MCLKA |
RADEON_FORCEON_YCLKA);
WREG32_PLL(RADEON_MCLK_CNTL, tmp);
- udelay(16000);
+ mdelay(16);
}
if ((rdev->family == CHIP_RV200) ||
@@ -887,7 +887,7 @@
tmp = RREG32_PLL(RADEON_SCLK_MORE_CNTL);
tmp |= RADEON_SCLK_MORE_FORCEON;
WREG32_PLL(RADEON_SCLK_MORE_CNTL, tmp);
- udelay(16000);
+ mdelay(16);
}
tmp = RREG32_PLL(RADEON_PIXCLKS_CNTL);
@@ -900,7 +900,7 @@
RADEON_PIXCLK_TMDS_ALWAYS_ONb);
WREG32_PLL(RADEON_PIXCLKS_CNTL, tmp);
- udelay(16000);
+ mdelay(16);
tmp = RREG32_PLL(RADEON_VCLK_ECP_CNTL);
tmp &= ~(RADEON_PIXCLK_ALWAYS_ONb |
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 81fc100..2cad9fd 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -2845,7 +2845,7 @@
case 4:
val = RBIOS16(index);
index += 2;
- udelay(val * 1000);
+ mdelay(val);
break;
case 6:
slave_addr = id & 0xff;
@@ -3044,7 +3044,7 @@
udelay(150);
break;
case 2:
- udelay(1000);
+ mdelay(1);
break;
case 3:
while (tmp--) {
@@ -3075,13 +3075,13 @@
/*mclk_cntl |= 0x00001111;*//* ??? */
WREG32_PLL(RADEON_MCLK_CNTL,
mclk_cntl);
- udelay(10000);
+ mdelay(10);
#endif
WREG32_PLL
(RADEON_CLK_PWRMGT_CNTL,
tmp &
~RADEON_CG_NO1_DEBUG_0);
- udelay(10000);
+ mdelay(10);
}
break;
default:
diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c
index 85bcfc8..3edec1c 100644
--- a/drivers/gpu/drm/radeon/radeon_i2c.c
+++ b/drivers/gpu/drm/radeon/radeon_i2c.c
@@ -900,6 +900,10 @@
struct radeon_i2c_chan *i2c;
int ret;
+ /* don't add the mm_i2c bus unless hw_i2c is enabled */
+ if (rec->mm_i2c && (radeon_hw_i2c == 0))
+ return NULL;
+
i2c = kzalloc(sizeof(struct radeon_i2c_chan), GFP_KERNEL);
if (i2c == NULL)
return NULL;
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
index 2f46e0c..42db254 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
@@ -88,7 +88,7 @@
lvds_pll_cntl = RREG32(RADEON_LVDS_PLL_CNTL);
lvds_pll_cntl |= RADEON_LVDS_PLL_EN;
WREG32(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl);
- udelay(1000);
+ mdelay(1);
lvds_pll_cntl = RREG32(RADEON_LVDS_PLL_CNTL);
lvds_pll_cntl &= ~RADEON_LVDS_PLL_RESET;
@@ -101,7 +101,7 @@
(backlight_level << RADEON_LVDS_BL_MOD_LEVEL_SHIFT));
if (is_mac)
lvds_gen_cntl |= RADEON_LVDS_BL_MOD_EN;
- udelay(panel_pwr_delay * 1000);
+ mdelay(panel_pwr_delay);
WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl);
break;
case DRM_MODE_DPMS_STANDBY:
@@ -118,10 +118,10 @@
WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl);
lvds_gen_cntl &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN | RADEON_LVDS_DIGON);
}
- udelay(panel_pwr_delay * 1000);
+ mdelay(panel_pwr_delay);
WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl);
WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl);
- udelay(panel_pwr_delay * 1000);
+ mdelay(panel_pwr_delay);
break;
}
@@ -656,7 +656,7 @@
WREG32(RADEON_DAC_MACRO_CNTL, tmp);
- udelay(2000);
+ mdelay(2);
if (RREG32(RADEON_DAC_CNTL) & RADEON_DAC_CMP_OUTPUT)
found = connector_status_connected;
@@ -1499,7 +1499,7 @@
tmp = dac_cntl2 | RADEON_DAC2_DAC2_CLK_SEL | RADEON_DAC2_CMP_EN;
WREG32(RADEON_DAC_CNTL2, tmp);
- udelay(10000);
+ mdelay(10);
if (ASIC_IS_R300(rdev)) {
if (RREG32(RADEON_DAC_CNTL2) & RADEON_DAC2_CMP_OUT_B)
diff --git a/drivers/gpu/drm/savage/savage_state.c b/drivers/gpu/drm/savage/savage_state.c
index 031aaaf..b6d8608 100644
--- a/drivers/gpu/drm/savage/savage_state.c
+++ b/drivers/gpu/drm/savage/savage_state.c
@@ -988,7 +988,7 @@
* for locking on FreeBSD.
*/
if (cmdbuf->size) {
- kcmd_addr = kmalloc(cmdbuf->size * 8, GFP_KERNEL);
+ kcmd_addr = kmalloc_array(cmdbuf->size, 8, GFP_KERNEL);
if (kcmd_addr == NULL)
return -ENOMEM;
@@ -1015,8 +1015,8 @@
cmdbuf->vb_addr = kvb_addr;
}
if (cmdbuf->nbox) {
- kbox_addr = kmalloc(cmdbuf->nbox * sizeof(struct drm_clip_rect),
- GFP_KERNEL);
+ kbox_addr = kmalloc_array(cmdbuf->nbox, sizeof(struct drm_clip_rect),
+ GFP_KERNEL);
if (kbox_addr == NULL) {
ret = -ENOMEM;
goto done;
diff --git a/drivers/input/misc/da9052_onkey.c b/drivers/input/misc/da9052_onkey.c
index 34aebb8..3c843cd 100644
--- a/drivers/input/misc/da9052_onkey.c
+++ b/drivers/input/misc/da9052_onkey.c
@@ -95,7 +95,8 @@
input_dev = input_allocate_device();
if (!onkey || !input_dev) {
dev_err(&pdev->dev, "Failed to allocate memory\n");
- return -ENOMEM;
+ error = -ENOMEM;
+ goto err_free_mem;
}
onkey->input = input_dev;
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index d2c0db1..4790110 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -486,7 +486,6 @@
unsigned char *packet = psmouse->packet;
input_report_key(dev, BTN_LEFT, packet[0] & 0x01);
- input_report_key(dev, BTN_RIGHT, packet[0] & 0x02);
input_mt_report_pointer_emulation(dev, true);
input_sync(dev);
}
@@ -967,6 +966,7 @@
if (elantech_set_range(psmouse, &x_min, &y_min, &x_max, &y_max, &width))
return -1;
+ __set_bit(INPUT_PROP_POINTER, dev->propbit);
__set_bit(EV_KEY, dev->evbit);
__set_bit(EV_ABS, dev->evbit);
__clear_bit(EV_REL, dev->evbit);
@@ -1017,7 +1017,9 @@
*/
psmouse_warn(psmouse, "couldn't query resolution data.\n");
}
-
+ /* v4 is clickpad, with only one button. */
+ __set_bit(INPUT_PROP_BUTTONPAD, dev->propbit);
+ __clear_bit(BTN_RIGHT, dev->keybit);
__set_bit(BTN_TOOL_QUADTAP, dev->keybit);
/* For X to recognize me as touchpad. */
input_set_abs_params(dev, ABS_X, x_min, x_max, 0, 0);
@@ -1245,6 +1247,8 @@
*/
static int elantech_reconnect(struct psmouse *psmouse)
{
+ psmouse_reset(psmouse);
+
if (elantech_detect(psmouse, 0))
return -1;
@@ -1324,6 +1328,8 @@
if (!etd)
return -ENOMEM;
+ psmouse_reset(psmouse);
+
etd->parity[0] = 1;
for (i = 1; i < 256; i++)
etd->parity[i] = etd->parity[i & (i - 1)] ^ 1;
diff --git a/drivers/input/mouse/gpio_mouse.c b/drivers/input/mouse/gpio_mouse.c
index a9ad8e1..39fe9b7 100644
--- a/drivers/input/mouse/gpio_mouse.c
+++ b/drivers/input/mouse/gpio_mouse.c
@@ -12,9 +12,9 @@
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/input-polldev.h>
+#include <linux/gpio.h>
#include <linux/gpio_mouse.h>
-#include <asm/gpio.h>
/*
* Timer function which is run every scan_ms ms when the device is opened.
diff --git a/drivers/input/mouse/sentelic.c b/drivers/input/mouse/sentelic.c
index a977bfa..661a0ca 100644
--- a/drivers/input/mouse/sentelic.c
+++ b/drivers/input/mouse/sentelic.c
@@ -741,6 +741,14 @@
}
} else {
/* SFAC packet */
+ if ((packet[0] & (FSP_PB0_LBTN|FSP_PB0_PHY_BTN)) ==
+ FSP_PB0_LBTN) {
+ /* On-pad click in SFAC mode should be handled
+ * by userspace. On-pad clicks in MFMC mode
+ * are real clickpad clicks, and not ignored.
+ */
+ packet[0] &= ~FSP_PB0_LBTN;
+ }
/* no multi-finger information */
ad->last_mt_fgr = 0;
diff --git a/drivers/input/mouse/trackpoint.c b/drivers/input/mouse/trackpoint.c
index 22b2180..f310249 100644
--- a/drivers/input/mouse/trackpoint.c
+++ b/drivers/input/mouse/trackpoint.c
@@ -304,7 +304,7 @@
return 0;
if (trackpoint_read(&psmouse->ps2dev, TP_EXT_BTN, &button_info)) {
- printk(KERN_WARNING "trackpoint.c: failed to get extended button data\n");
+ psmouse_warn(psmouse, "failed to get extended button data\n");
button_info = 0;
}
@@ -326,16 +326,18 @@
error = sysfs_create_group(&ps2dev->serio->dev.kobj, &trackpoint_attr_group);
if (error) {
- printk(KERN_ERR
- "trackpoint.c: failed to create sysfs attributes, error: %d\n",
- error);
+ psmouse_err(psmouse,
+ "failed to create sysfs attributes, error: %d\n",
+ error);
kfree(psmouse->private);
psmouse->private = NULL;
return -1;
}
- printk(KERN_INFO "IBM TrackPoint firmware: 0x%02x, buttons: %d/%d\n",
- firmware_id, (button_info & 0xf0) >> 4, button_info & 0x0f);
+ psmouse_info(psmouse,
+ "IBM TrackPoint firmware: 0x%02x, buttons: %d/%d\n",
+ firmware_id,
+ (button_info & 0xf0) >> 4, button_info & 0x0f);
return 0;
}
diff --git a/drivers/input/touchscreen/tps6507x-ts.c b/drivers/input/touchscreen/tps6507x-ts.c
index 6c6f6d8..f7eda3d 100644
--- a/drivers/input/touchscreen/tps6507x-ts.c
+++ b/drivers/input/touchscreen/tps6507x-ts.c
@@ -1,6 +1,4 @@
/*
- * drivers/input/touchscreen/tps6507x_ts.c
- *
* Touchscreen driver for the tps6507x chip.
*
* Copyright (c) 2009 RidgeRun (todd.fischer@ridgerun.com)
@@ -376,4 +374,4 @@
MODULE_AUTHOR("Todd Fischer <todd.fischer@ridgerun.com>");
MODULE_DESCRIPTION("TPS6507x - TouchScreen driver");
MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("platform:tps6507x-tsc");
+MODULE_ALIAS("platform:tps6507x-ts");
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 3d0dfa7..97e73e5 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -539,9 +539,6 @@
bitmap->events_cleared = bitmap->mddev->events;
sb->events_cleared = cpu_to_le64(bitmap->mddev->events);
- bitmap->flags |= BITMAP_HOSTENDIAN;
- sb->version = cpu_to_le32(BITMAP_MAJOR_HOSTENDIAN);
-
kunmap_atomic(sb);
return 0;
@@ -1788,7 +1785,9 @@
* re-add of a missing device */
start = mddev->recovery_cp;
+ mutex_lock(&mddev->bitmap_info.mutex);
err = bitmap_init_from_disk(bitmap, start);
+ mutex_unlock(&mddev->bitmap_info.mutex);
if (err)
goto out;
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index d35e4c9..15dd59b 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1712,6 +1712,7 @@
struct r1conf *conf = mddev->private;
int primary;
int i;
+ int vcnt;
for (primary = 0; primary < conf->raid_disks * 2; primary++)
if (r1_bio->bios[primary]->bi_end_io == end_sync_read &&
@@ -1721,9 +1722,9 @@
break;
}
r1_bio->read_disk = primary;
+ vcnt = (r1_bio->sectors + PAGE_SIZE / 512 - 1) >> (PAGE_SHIFT - 9);
for (i = 0; i < conf->raid_disks * 2; i++) {
int j;
- int vcnt = r1_bio->sectors >> (PAGE_SHIFT- 9);
struct bio *pbio = r1_bio->bios[primary];
struct bio *sbio = r1_bio->bios[i];
int size;
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index fff7821..c8dbb84 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1788,6 +1788,7 @@
struct r10conf *conf = mddev->private;
int i, first;
struct bio *tbio, *fbio;
+ int vcnt;
atomic_set(&r10_bio->remaining, 1);
@@ -1802,10 +1803,10 @@
first = i;
fbio = r10_bio->devs[i].bio;
+ vcnt = (r10_bio->sectors + (PAGE_SIZE >> 9) - 1) >> (PAGE_SHIFT - 9);
/* now find blocks with errors */
for (i=0 ; i < conf->copies ; i++) {
int j, d;
- int vcnt = r10_bio->sectors >> (PAGE_SHIFT-9);
tbio = r10_bio->devs[i].bio;
@@ -1871,7 +1872,6 @@
*/
for (i = 0; i < conf->copies; i++) {
int j, d;
- int vcnt = r10_bio->sectors >> (PAGE_SHIFT-9);
tbio = r10_bio->devs[i].repl_bio;
if (!tbio || !tbio->bi_end_io)
diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
index 94eb05b..58fc65f 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -106,16 +106,14 @@
}
if (mtd->type == MTD_ABSENT) {
- put_mtd_device(mtd);
ret = -ENODEV;
- goto out;
+ goto out1;
}
mtd_ino = iget_locked(mnt->mnt_sb, devnum);
if (!mtd_ino) {
- put_mtd_device(mtd);
ret = -ENOMEM;
- goto out;
+ goto out1;
}
if (mtd_ino->i_state & I_NEW) {
mtd_ino->i_private = mtd;
@@ -127,23 +125,25 @@
/* You can't open it RW if it's not a writeable device */
if ((file->f_mode & FMODE_WRITE) && !(mtd->flags & MTD_WRITEABLE)) {
- iput(mtd_ino);
- put_mtd_device(mtd);
ret = -EACCES;
- goto out;
+ goto out2;
}
mfi = kzalloc(sizeof(*mfi), GFP_KERNEL);
if (!mfi) {
- iput(mtd_ino);
- put_mtd_device(mtd);
ret = -ENOMEM;
- goto out;
+ goto out2;
}
mfi->ino = mtd_ino;
mfi->mtd = mtd;
file->private_data = mfi;
+ mutex_unlock(&mtd_mutex);
+ return 0;
+out2:
+ iput(mtd_ino);
+out1:
+ put_mtd_device(mtd);
out:
mutex_unlock(&mtd_mutex);
simple_release_fs(&mnt, &count);
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 215eb25..2504ab0 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -118,15 +118,13 @@
if (--sc->ps_usecount != 0)
goto unlock;
- if (sc->ps_flags & PS_WAIT_FOR_TX_ACK)
- goto unlock;
-
- if (sc->ps_idle)
+ if (sc->ps_idle && (sc->ps_flags & PS_WAIT_FOR_TX_ACK))
mode = ATH9K_PM_FULL_SLEEP;
else if (sc->ps_enabled &&
!(sc->ps_flags & (PS_WAIT_FOR_BEACON |
PS_WAIT_FOR_CAB |
- PS_WAIT_FOR_PSPOLL_DATA)))
+ PS_WAIT_FOR_PSPOLL_DATA |
+ PS_WAIT_FOR_TX_ACK)))
mode = ATH9K_PM_NETWORK_SLEEP;
else
goto unlock;
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index fc9901e..90cc5e7 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -1062,11 +1062,6 @@
set_bit(DEVICE_STATE_INITIALIZED, &rt2x00dev->flags);
- /*
- * Register the extra components.
- */
- rt2x00rfkill_register(rt2x00dev);
-
return 0;
}
@@ -1210,6 +1205,7 @@
rt2x00link_register(rt2x00dev);
rt2x00leds_register(rt2x00dev);
rt2x00debug_register(rt2x00dev);
+ rt2x00rfkill_register(rt2x00dev);
return 0;
diff --git a/drivers/net/wireless/rtlwifi/base.c b/drivers/net/wireless/rtlwifi/base.c
index 5100235..e54488d 100644
--- a/drivers/net/wireless/rtlwifi/base.c
+++ b/drivers/net/wireless/rtlwifi/base.c
@@ -838,7 +838,10 @@
__le16 fc = hdr->frame_control;
txrate = ieee80211_get_tx_rate(hw, info);
- tcb_desc->hw_rate = txrate->hw_value;
+ if (txrate)
+ tcb_desc->hw_rate = txrate->hw_value;
+ else
+ tcb_desc->hw_rate = 0;
if (ieee80211_is_data(fc)) {
/*
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
index 07dd38e..288b035 100644
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -912,8 +912,13 @@
memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc));
ring = &rtlpci->tx_ring[BEACON_QUEUE];
pskb = __skb_dequeue(&ring->queue);
- if (pskb)
+ if (pskb) {
+ struct rtl_tx_desc *entry = &ring->desc[ring->idx];
+ pci_unmap_single(rtlpci->pdev, rtlpriv->cfg->ops->get_desc(
+ (u8 *) entry, true, HW_DESC_TXBUFF_ADDR),
+ pskb->len, PCI_DMA_TODEVICE);
kfree_skb(pskb);
+ }
/*NB: the beacon data buffer must be 32-bit aligned. */
pskb = ieee80211_beacon_get(hw, mac->vif);
diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/sw.c b/drivers/net/wireless/rtlwifi/rtl8192de/sw.c
index 4898c50..480862c 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192de/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192de/sw.c
@@ -91,7 +91,6 @@
u8 tid;
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
- static int header_print;
rtlpriv->dm.dm_initialgain_enable = true;
rtlpriv->dm.dm_flag = 0;
@@ -171,10 +170,6 @@
for (tid = 0; tid < 8; tid++)
skb_queue_head_init(&rtlpriv->mac80211.skb_waitq[tid]);
- /* Only load firmware for first MAC */
- if (header_print)
- return 0;
-
/* for firmware buf */
rtlpriv->rtlhal.pfirmware = vzalloc(0x8000);
if (!rtlpriv->rtlhal.pfirmware) {
@@ -186,7 +181,6 @@
rtlpriv->max_fw_size = 0x8000;
pr_info("Driver for Realtek RTL8192DE WLAN interface\n");
pr_info("Loading firmware file %s\n", rtlpriv->cfg->fw_name);
- header_print++;
/* request fw */
err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name,
diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c
index 2e1e352..d04dbda 100644
--- a/drivers/net/wireless/rtlwifi/usb.c
+++ b/drivers/net/wireless/rtlwifi/usb.c
@@ -124,46 +124,38 @@
return status;
}
-static u32 _usb_read_sync(struct usb_device *udev, u32 addr, u16 len)
+static u32 _usb_read_sync(struct rtl_priv *rtlpriv, u32 addr, u16 len)
{
+ struct device *dev = rtlpriv->io.dev;
+ struct usb_device *udev = to_usb_device(dev);
u8 request;
u16 wvalue;
u16 index;
- u32 *data;
- u32 ret;
+ __le32 *data = &rtlpriv->usb_data[rtlpriv->usb_data_index];
- data = kmalloc(sizeof(u32), GFP_KERNEL);
- if (!data)
- return -ENOMEM;
request = REALTEK_USB_VENQT_CMD_REQ;
index = REALTEK_USB_VENQT_CMD_IDX; /* n/a */
wvalue = (u16)addr;
_usbctrl_vendorreq_sync_read(udev, request, wvalue, index, data, len);
- ret = le32_to_cpu(*data);
- kfree(data);
- return ret;
+ if (++rtlpriv->usb_data_index >= RTL_USB_MAX_RX_COUNT)
+ rtlpriv->usb_data_index = 0;
+ return le32_to_cpu(*data);
}
static u8 _usb_read8_sync(struct rtl_priv *rtlpriv, u32 addr)
{
- struct device *dev = rtlpriv->io.dev;
-
- return (u8)_usb_read_sync(to_usb_device(dev), addr, 1);
+ return (u8)_usb_read_sync(rtlpriv, addr, 1);
}
static u16 _usb_read16_sync(struct rtl_priv *rtlpriv, u32 addr)
{
- struct device *dev = rtlpriv->io.dev;
-
- return (u16)_usb_read_sync(to_usb_device(dev), addr, 2);
+ return (u16)_usb_read_sync(rtlpriv, addr, 2);
}
static u32 _usb_read32_sync(struct rtl_priv *rtlpriv, u32 addr)
{
- struct device *dev = rtlpriv->io.dev;
-
- return _usb_read_sync(to_usb_device(dev), addr, 4);
+ return _usb_read_sync(rtlpriv, addr, 4);
}
static void _usb_write_async(struct usb_device *udev, u32 addr, u32 val,
@@ -955,6 +947,11 @@
return -ENOMEM;
}
rtlpriv = hw->priv;
+ rtlpriv->usb_data = kzalloc(RTL_USB_MAX_RX_COUNT * sizeof(u32),
+ GFP_KERNEL);
+ if (!rtlpriv->usb_data)
+ return -ENOMEM;
+ rtlpriv->usb_data_index = 0;
init_completion(&rtlpriv->firmware_loading_complete);
SET_IEEE80211_DEV(hw, &intf->dev);
udev = interface_to_usbdev(intf);
@@ -1025,6 +1022,7 @@
/* rtl_deinit_rfkill(hw); */
rtl_usb_deinit(hw);
rtl_deinit_core(hw);
+ kfree(rtlpriv->usb_data);
rtlpriv->cfg->ops->deinit_sw_leds(hw);
rtlpriv->cfg->ops->deinit_sw_vars(hw);
_rtl_usb_io_handler_release(hw);
diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h
index b591614..28ebc69 100644
--- a/drivers/net/wireless/rtlwifi/wifi.h
+++ b/drivers/net/wireless/rtlwifi/wifi.h
@@ -67,7 +67,7 @@
#define QOS_QUEUE_NUM 4
#define RTL_MAC80211_NUM_QUEUE 5
#define REALTEK_USB_VENQT_MAX_BUF_SIZE 254
-
+#define RTL_USB_MAX_RX_COUNT 100
#define QBSS_LOAD_SIZE 5
#define MAX_WMMELE_LENGTH 64
@@ -1629,6 +1629,10 @@
interface or hardware */
unsigned long status;
+ /* data buffer pointer for USB reads */
+ __le32 *usb_data;
+ int usb_data_index;
+
/*This must be the last item so
that it points to the data allocated
beyond this structure like:
diff --git a/fs/libfs.c b/fs/libfs.c
index 358094f..18d08f5 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -529,6 +529,7 @@
return 0;
out:
d_genocide(root);
+ shrink_dcache_parent(root);
dput(root);
return -ENOMEM;
}
diff --git a/include/drm/exynos_drm.h b/include/drm/exynos_drm.h
index 3963116..e478de4 100644
--- a/include/drm/exynos_drm.h
+++ b/include/drm/exynos_drm.h
@@ -85,7 +85,7 @@
struct drm_exynos_vidi_connection {
unsigned int connection;
unsigned int extensions;
- uint64_t *edid;
+ uint64_t edid;
};
struct drm_exynos_plane_set_zpos {
@@ -96,7 +96,8 @@
/* memory type definitions. */
enum e_drm_exynos_gem_mem_type {
/* Physically Non-Continuous memory. */
- EXYNOS_BO_NONCONTIG = 1 << 0
+ EXYNOS_BO_NONCONTIG = 1 << 0,
+ EXYNOS_BO_MASK = EXYNOS_BO_NONCONTIG
};
#define DRM_EXYNOS_GEM_CREATE 0x00
diff --git a/include/linux/irq.h b/include/linux/irq.h
index bff29c5..7810406 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -263,6 +263,11 @@
d->state_use_accessors &= ~IRQD_IRQ_INPROGRESS;
}
+static inline irq_hw_number_t irqd_to_hwirq(struct irq_data *d)
+{
+ return d->hwirq;
+}
+
/**
* struct irq_chip - hardware interrupt chip descriptor
*
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index ead4a42..c65740d 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -42,12 +42,6 @@
/* Number of irqs reserved for a legacy isa controller */
#define NUM_ISA_INTERRUPTS 16
-/* This type is the placeholder for a hardware interrupt number. It has to
- * be big enough to enclose whatever representation is used by a given
- * platform.
- */
-typedef unsigned long irq_hw_number_t;
-
/**
* struct irq_domain_ops - Methods for irq_domain objects
* @match: Match an interrupt controller device node to a host, returns
@@ -104,6 +98,9 @@
unsigned int size;
unsigned int *revmap;
} linear;
+ struct {
+ unsigned int max_irq;
+ } nomap;
struct radix_tree_root tree;
} revmap_data;
const struct irq_domain_ops *ops;
@@ -126,6 +123,7 @@
const struct irq_domain_ops *ops,
void *host_data);
struct irq_domain *irq_domain_add_nomap(struct device_node *of_node,
+ unsigned int max_irq,
const struct irq_domain_ops *ops,
void *host_data);
struct irq_domain *irq_domain_add_tree(struct device_node *of_node,
@@ -134,7 +132,6 @@
extern struct irq_domain *irq_find_host(struct device_node *node);
extern void irq_set_default_host(struct irq_domain *host);
-extern void irq_set_virq_count(unsigned int count);
static inline struct irq_domain *irq_domain_add_legacy_isa(
struct device_node *of_node,
@@ -146,7 +143,6 @@
}
extern struct irq_domain *irq_find_host(struct device_node *node);
extern void irq_set_default_host(struct irq_domain *host);
-extern void irq_set_virq_count(unsigned int count);
extern unsigned int irq_create_mapping(struct irq_domain *host,
diff --git a/include/linux/netfilter_ipv6/ip6_tables.h b/include/linux/netfilter_ipv6/ip6_tables.h
index f549adc..1bc898b 100644
--- a/include/linux/netfilter_ipv6/ip6_tables.h
+++ b/include/linux/netfilter_ipv6/ip6_tables.h
@@ -287,7 +287,17 @@
struct xt_table *table);
/* Check for an extension */
-extern int ip6t_ext_hdr(u8 nexthdr);
+static inline int
+ip6t_ext_hdr(u8 nexthdr)
+{ return (nexthdr == IPPROTO_HOPOPTS) ||
+ (nexthdr == IPPROTO_ROUTING) ||
+ (nexthdr == IPPROTO_FRAGMENT) ||
+ (nexthdr == IPPROTO_ESP) ||
+ (nexthdr == IPPROTO_AH) ||
+ (nexthdr == IPPROTO_NONE) ||
+ (nexthdr == IPPROTO_DSTOPTS);
+}
+
/* find specified header and get offset to it */
extern int ipv6_find_hdr(const struct sk_buff *skb, unsigned int *offset,
int target, unsigned short *fragoff);
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 3337027..70a3f8d 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -481,6 +481,7 @@
union {
__u32 mark;
__u32 dropcount;
+ __u32 avail_size;
};
sk_buff_data_t transport_header;
@@ -1366,6 +1367,18 @@
}
/**
+ * skb_availroom - bytes at buffer end
+ * @skb: buffer to check
+ *
+ * Return the number of bytes of free space at the tail of an sk_buff
+ * allocated by sk_stream_alloc()
+ */
+static inline int skb_availroom(const struct sk_buff *skb)
+{
+ return skb_is_nonlinear(skb) ? 0 : skb->avail_size - skb->len;
+}
+
+/**
* skb_reserve - adjust headroom
* @skb: buffer to alter
* @len: bytes to move
diff --git a/include/linux/types.h b/include/linux/types.h
index e5fa503..7f480db 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -210,6 +210,12 @@
typedef phys_addr_t resource_size_t;
+/*
+ * This type is the placeholder for a hardware interrupt number. It has to be
+ * big enough to enclose whatever representation is used by a given platform.
+ */
+typedef unsigned long irq_hw_number_t;
+
typedef struct {
int counter;
} atomic_t;
diff --git a/include/linux/vgaarb.h b/include/linux/vgaarb.h
index 9c3120d..b572f80 100644
--- a/include/linux/vgaarb.h
+++ b/include/linux/vgaarb.h
@@ -47,6 +47,8 @@
*/
#define VGA_DEFAULT_DEVICE (NULL)
+struct pci_dev;
+
/* For use by clients */
/**
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 344b0f9..d47e523 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -92,6 +92,7 @@
HCI_SERVICE_CACHE,
HCI_LINK_KEYS,
HCI_DEBUG_KEYS,
+ HCI_UNREGISTER,
HCI_LE_SCAN,
HCI_SSP_ENABLED,
@@ -1327,8 +1328,8 @@
#define HCI_DEV_NONE 0xffff
#define HCI_CHANNEL_RAW 0
-#define HCI_CHANNEL_CONTROL 1
#define HCI_CHANNEL_MONITOR 2
+#define HCI_CHANNEL_CONTROL 3
struct hci_filter {
unsigned long type_mask;
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index daefaac..6822d25 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -427,7 +427,7 @@
static inline bool hci_conn_ssp_enabled(struct hci_conn *conn)
{
struct hci_dev *hdev = conn->hdev;
- return (test_bit(HCI_SSP_ENABLED, &hdev->flags) &&
+ return (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) &&
test_bit(HCI_CONN_SSP_ENABLED, &conn->flags));
}
@@ -907,11 +907,13 @@
static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type)
{
- u8 field_len;
- size_t parsed;
+ size_t parsed = 0;
- for (parsed = 0; parsed < data_len - 1; parsed += field_len) {
- field_len = data[0];
+ if (data_len < 2)
+ return false;
+
+ while (parsed < data_len - 1) {
+ u8 field_len = data[0];
if (field_len == 0)
break;
diff --git a/include/net/bluetooth/mgmt.h b/include/net/bluetooth/mgmt.h
index ffc1377..ebfd91f 100644
--- a/include/net/bluetooth/mgmt.h
+++ b/include/net/bluetooth/mgmt.h
@@ -117,7 +117,7 @@
#define MGMT_OP_SET_DISCOVERABLE 0x0006
struct mgmt_cp_set_discoverable {
__u8 val;
- __u16 timeout;
+ __le16 timeout;
} __packed;
#define MGMT_SET_DISCOVERABLE_SIZE 3
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 87d203f..9210bdc 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1327,7 +1327,7 @@
ieee80211_get_tx_rate(const struct ieee80211_hw *hw,
const struct ieee80211_tx_info *c)
{
- if (WARN_ON(c->control.rates[0].idx < 0))
+ if (WARN_ON_ONCE(c->control.rates[0].idx < 0))
return NULL;
return &hw->wiphy->bands[c->band]->bitrates[c->control.rates[0].idx];
}
diff --git a/kernel/irq/Kconfig b/kernel/irq/Kconfig
index cf1a4a6..d1a758b 100644
--- a/kernel/irq/Kconfig
+++ b/kernel/irq/Kconfig
@@ -62,7 +62,7 @@
help
This option will show the mapping relationship between hardware irq
numbers and Linux irq numbers. The mapping is exposed via debugfs
- in the file "virq_mapping".
+ in the file "irq_domain_mapping".
If you don't know what this means you don't need it.
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index 3601f3f..d34413e 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -23,7 +23,6 @@
static DEFINE_MUTEX(irq_domain_mutex);
static DEFINE_MUTEX(revmap_trees_mutex);
-static unsigned int irq_virq_count = NR_IRQS;
static struct irq_domain *irq_default_domain;
/**
@@ -184,13 +183,16 @@
}
struct irq_domain *irq_domain_add_nomap(struct device_node *of_node,
+ unsigned int max_irq,
const struct irq_domain_ops *ops,
void *host_data)
{
struct irq_domain *domain = irq_domain_alloc(of_node,
IRQ_DOMAIN_MAP_NOMAP, ops, host_data);
- if (domain)
+ if (domain) {
+ domain->revmap_data.nomap.max_irq = max_irq ? max_irq : ~0;
irq_domain_add(domain);
+ }
return domain;
}
@@ -262,22 +264,6 @@
irq_default_domain = domain;
}
-/**
- * irq_set_virq_count() - Set the maximum number of linux irqs
- * @count: number of linux irqs, capped with NR_IRQS
- *
- * This is mainly for use by platforms like iSeries who want to program
- * the virtual irq number in the controller to avoid the reverse mapping
- */
-void irq_set_virq_count(unsigned int count)
-{
- pr_debug("irq: Trying to set virq count to %d\n", count);
-
- BUG_ON(count < NUM_ISA_INTERRUPTS);
- if (count < NR_IRQS)
- irq_virq_count = count;
-}
-
static int irq_setup_virq(struct irq_domain *domain, unsigned int virq,
irq_hw_number_t hwirq)
{
@@ -320,13 +306,12 @@
pr_debug("irq: create_direct virq allocation failed\n");
return 0;
}
- if (virq >= irq_virq_count) {
+ if (virq >= domain->revmap_data.nomap.max_irq) {
pr_err("ERROR: no free irqs available below %i maximum\n",
- irq_virq_count);
+ domain->revmap_data.nomap.max_irq);
irq_free_desc(virq);
return 0;
}
-
pr_debug("irq: create_direct obtained virq %d\n", virq);
if (irq_setup_virq(domain, virq, virq)) {
@@ -350,7 +335,8 @@
unsigned int irq_create_mapping(struct irq_domain *domain,
irq_hw_number_t hwirq)
{
- unsigned int virq, hint;
+ unsigned int hint;
+ int virq;
pr_debug("irq: irq_create_mapping(0x%p, 0x%lx)\n", domain, hwirq);
@@ -377,13 +363,13 @@
return irq_domain_legacy_revmap(domain, hwirq);
/* Allocate a virtual interrupt number */
- hint = hwirq % irq_virq_count;
+ hint = hwirq % nr_irqs;
if (hint == 0)
hint++;
virq = irq_alloc_desc_from(hint, 0);
- if (!virq)
+ if (virq <= 0)
virq = irq_alloc_desc_from(1, 0);
- if (!virq) {
+ if (virq <= 0) {
pr_debug("irq: -> virq allocation failed\n");
return 0;
}
@@ -515,7 +501,7 @@
irq_hw_number_t hwirq)
{
unsigned int i;
- unsigned int hint = hwirq % irq_virq_count;
+ unsigned int hint = hwirq % nr_irqs;
/* Look for default domain if nececssary */
if (domain == NULL)
@@ -536,7 +522,7 @@
if (data && (data->domain == domain) && (data->hwirq == hwirq))
return i;
i++;
- if (i >= irq_virq_count)
+ if (i >= nr_irqs)
i = 1;
} while(i != hint);
return 0;
@@ -642,8 +628,8 @@
void *data;
int i;
- seq_printf(m, "%-5s %-7s %-15s %-18s %s\n", "virq", "hwirq",
- "chip name", "chip data", "domain name");
+ seq_printf(m, "%-5s %-7s %-15s %-*s %s\n", "irq", "hwirq",
+ "chip name", 2 * sizeof(void *) + 2, "chip data", "domain name");
for (i = 1; i < nr_irqs; i++) {
desc = irq_to_desc(i);
@@ -666,7 +652,7 @@
seq_printf(m, "%-15s ", p);
data = irq_desc_get_chip_data(desc);
- seq_printf(m, "0x%16p ", data);
+ seq_printf(m, data ? "0x%p " : " %p ", data);
if (desc->irq_data.domain && desc->irq_data.domain->of_node)
p = desc->irq_data.domain->of_node->full_name;
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index e33af63..92a857e 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -665,6 +665,11 @@
hci_req_lock(hdev);
+ if (test_bit(HCI_UNREGISTER, &hdev->dev_flags)) {
+ ret = -ENODEV;
+ goto done;
+ }
+
if (hdev->rfkill && rfkill_blocked(hdev->rfkill)) {
ret = -ERFKILL;
goto done;
@@ -1849,6 +1854,8 @@
BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus);
+ set_bit(HCI_UNREGISTER, &hdev->dev_flags);
+
write_lock(&hci_dev_list_lock);
list_del(&hdev->list);
write_unlock(&hci_dev_list_lock);
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index b8e17e4..94552b3 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -1308,6 +1308,7 @@
if (chan->retry_count >= chan->remote_max_tx) {
l2cap_send_disconn_req(chan->conn, chan, ECONNABORTED);
l2cap_chan_unlock(chan);
+ l2cap_chan_put(chan);
return;
}
@@ -1316,6 +1317,7 @@
l2cap_send_rr_or_rnr(chan, L2CAP_CTRL_POLL);
l2cap_chan_unlock(chan);
+ l2cap_chan_put(chan);
}
static void l2cap_retrans_timeout(struct work_struct *work)
@@ -1335,6 +1337,7 @@
l2cap_send_rr_or_rnr(chan, L2CAP_CTRL_POLL);
l2cap_chan_unlock(chan);
+ l2cap_chan_put(chan);
}
static void l2cap_drop_acked_frames(struct l2cap_chan *chan)
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index c4fe583..29122ed 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -82,7 +82,7 @@
}
if (la.l2_cid)
- err = l2cap_add_scid(chan, la.l2_cid);
+ err = l2cap_add_scid(chan, __le16_to_cpu(la.l2_cid));
else
err = l2cap_add_psm(chan, &la.l2_bdaddr, la.l2_psm);
@@ -123,7 +123,8 @@
if (la.l2_cid && la.l2_psm)
return -EINVAL;
- err = l2cap_chan_connect(chan, la.l2_psm, la.l2_cid, &la.l2_bdaddr);
+ err = l2cap_chan_connect(chan, la.l2_psm, __le16_to_cpu(la.l2_cid),
+ &la.l2_bdaddr);
if (err)
return err;
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 7fcff88..4ef275c 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -2523,13 +2523,18 @@
if (cp->val) {
type = PAGE_SCAN_TYPE_INTERLACED;
- acp.interval = 0x0024; /* 22.5 msec page scan interval */
+
+ /* 22.5 msec page scan interval */
+ acp.interval = __constant_cpu_to_le16(0x0024);
} else {
type = PAGE_SCAN_TYPE_STANDARD; /* default */
- acp.interval = 0x0800; /* default 1.28 sec page scan */
+
+ /* default 1.28 sec page scan */
+ acp.interval = __constant_cpu_to_le16(0x0800);
}
- acp.window = 0x0012; /* default 11.25 msec page scan window */
+ /* default 11.25 msec page scan window */
+ acp.window = __constant_cpu_to_le16(0x0012);
err = hci_send_cmd(hdev, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY, sizeof(acp),
&acp);
@@ -2936,7 +2941,7 @@
name, name_len);
if (dev_class && memcmp(dev_class, "\0\0\0", 3) != 0)
- eir_len = eir_append_data(&ev->eir[eir_len], eir_len,
+ eir_len = eir_append_data(ev->eir, eir_len,
EIR_CLASS_OF_DEV, dev_class, 3);
put_unaligned_le16(eir_len, &ev->eir_len);
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 702a1ae..27ca25e 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -241,7 +241,6 @@
hlist_del_rcu(&mp->hlist[mdb->ver]);
mdb->size--;
- del_timer(&mp->query_timer);
call_rcu_bh(&mp->rcu, br_multicast_free_group);
out:
@@ -271,7 +270,6 @@
rcu_assign_pointer(*pp, p->next);
hlist_del_init(&p->mglist);
del_timer(&p->timer);
- del_timer(&p->query_timer);
call_rcu_bh(&p->rcu, br_multicast_free_pg);
if (!mp->ports && !mp->mglist &&
@@ -507,74 +505,6 @@
return NULL;
}
-static void br_multicast_send_group_query(struct net_bridge_mdb_entry *mp)
-{
- struct net_bridge *br = mp->br;
- struct sk_buff *skb;
-
- skb = br_multicast_alloc_query(br, &mp->addr);
- if (!skb)
- goto timer;
-
- netif_rx(skb);
-
-timer:
- if (++mp->queries_sent < br->multicast_last_member_count)
- mod_timer(&mp->query_timer,
- jiffies + br->multicast_last_member_interval);
-}
-
-static void br_multicast_group_query_expired(unsigned long data)
-{
- struct net_bridge_mdb_entry *mp = (void *)data;
- struct net_bridge *br = mp->br;
-
- spin_lock(&br->multicast_lock);
- if (!netif_running(br->dev) || !mp->mglist ||
- mp->queries_sent >= br->multicast_last_member_count)
- goto out;
-
- br_multicast_send_group_query(mp);
-
-out:
- spin_unlock(&br->multicast_lock);
-}
-
-static void br_multicast_send_port_group_query(struct net_bridge_port_group *pg)
-{
- struct net_bridge_port *port = pg->port;
- struct net_bridge *br = port->br;
- struct sk_buff *skb;
-
- skb = br_multicast_alloc_query(br, &pg->addr);
- if (!skb)
- goto timer;
-
- br_deliver(port, skb);
-
-timer:
- if (++pg->queries_sent < br->multicast_last_member_count)
- mod_timer(&pg->query_timer,
- jiffies + br->multicast_last_member_interval);
-}
-
-static void br_multicast_port_group_query_expired(unsigned long data)
-{
- struct net_bridge_port_group *pg = (void *)data;
- struct net_bridge_port *port = pg->port;
- struct net_bridge *br = port->br;
-
- spin_lock(&br->multicast_lock);
- if (!netif_running(br->dev) || hlist_unhashed(&pg->mglist) ||
- pg->queries_sent >= br->multicast_last_member_count)
- goto out;
-
- br_multicast_send_port_group_query(pg);
-
-out:
- spin_unlock(&br->multicast_lock);
-}
-
static struct net_bridge_mdb_entry *br_multicast_get_group(
struct net_bridge *br, struct net_bridge_port *port,
struct br_ip *group, int hash)
@@ -690,8 +620,6 @@
mp->addr = *group;
setup_timer(&mp->timer, br_multicast_group_expired,
(unsigned long)mp);
- setup_timer(&mp->query_timer, br_multicast_group_query_expired,
- (unsigned long)mp);
hlist_add_head_rcu(&mp->hlist[mdb->ver], &mdb->mhash[hash]);
mdb->size++;
@@ -746,8 +674,6 @@
hlist_add_head(&p->mglist, &port->mglist);
setup_timer(&p->timer, br_multicast_port_group_expired,
(unsigned long)p);
- setup_timer(&p->query_timer, br_multicast_port_group_query_expired,
- (unsigned long)p);
rcu_assign_pointer(*pp, p);
@@ -1291,9 +1217,6 @@
time_after(mp->timer.expires, time) :
try_to_del_timer_sync(&mp->timer) >= 0)) {
mod_timer(&mp->timer, time);
-
- mp->queries_sent = 0;
- mod_timer(&mp->query_timer, now);
}
goto out;
@@ -1310,9 +1233,6 @@
time_after(p->timer.expires, time) :
try_to_del_timer_sync(&p->timer) >= 0)) {
mod_timer(&p->timer, time);
-
- p->queries_sent = 0;
- mod_timer(&p->query_timer, now);
}
break;
@@ -1681,7 +1601,6 @@
hlist_for_each_entry_safe(mp, p, n, &mdb->mhash[i],
hlist[ver]) {
del_timer(&mp->timer);
- del_timer(&mp->query_timer);
call_rcu_bh(&mp->rcu, br_multicast_free_group);
}
}
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 0b67a63..e1d8822 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -82,9 +82,7 @@
struct hlist_node mglist;
struct rcu_head rcu;
struct timer_list timer;
- struct timer_list query_timer;
struct br_ip addr;
- u32 queries_sent;
};
struct net_bridge_mdb_entry
@@ -94,10 +92,8 @@
struct net_bridge_port_group __rcu *ports;
struct rcu_head rcu;
struct timer_list timer;
- struct timer_list query_timer;
struct br_ip addr;
bool mglist;
- u32 queries_sent;
};
struct net_bridge_mdb_htable
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index baf8d28..e598400 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -952,9 +952,11 @@
goto adjust_others;
}
- data = kmalloc(size + sizeof(struct skb_shared_info), gfp_mask);
+ data = kmalloc(size + SKB_DATA_ALIGN(sizeof(struct skb_shared_info)),
+ gfp_mask);
if (!data)
goto nodata;
+ size = SKB_WITH_OVERHEAD(ksize(data));
/* Copy only real data... and, alas, header. This should be
* optimized for the cases when header is void.
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index de9da21..cf73cc7 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -74,16 +74,24 @@
iph = skb_header_pointer(skb, nhoff, sizeof(_iph), &_iph);
if (iph == NULL)
- return -NF_DROP;
+ return -NF_ACCEPT;
/* Conntrack defragments packets, we might still see fragments
* inside ICMP packets though. */
if (iph->frag_off & htons(IP_OFFSET))
- return -NF_DROP;
+ return -NF_ACCEPT;
*dataoff = nhoff + (iph->ihl << 2);
*protonum = iph->protocol;
+ /* Check bogus IP headers */
+ if (*dataoff > skb->len) {
+ pr_debug("nf_conntrack_ipv4: bogus IPv4 packet: "
+ "nhoff %u, ihl %u, skblen %u\n",
+ nhoff, iph->ihl << 2, skb->len);
+ return -NF_ACCEPT;
+ }
+
return NF_ACCEPT;
}
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 0cd36e3..8bb6ade 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -701,11 +701,12 @@
skb = alloc_skb_fclone(size + sk->sk_prot->max_header, gfp);
if (skb) {
if (sk_wmem_schedule(sk, skb->truesize)) {
+ skb_reserve(skb, sk->sk_prot->max_header);
/*
* Make sure that we have exactly size bytes
* available to the caller, no more, no less.
*/
- skb_reserve(skb, skb_tailroom(skb) - size);
+ skb->avail_size = size;
return skb;
}
__kfree_skb(skb);
@@ -995,10 +996,9 @@
copy = seglen;
/* Where to copy to? */
- if (skb_tailroom(skb) > 0) {
+ if (skb_availroom(skb) > 0) {
/* We have some space in skb head. Superb! */
- if (copy > skb_tailroom(skb))
- copy = skb_tailroom(skb);
+ copy = min_t(int, copy, skb_availroom(skb));
err = skb_add_data_nocache(sk, skb, from, copy);
if (err)
goto do_fault;
@@ -3302,8 +3302,7 @@
tcp_init_mem(&init_net);
/* Set per-socket limits to no more than 1/128 the pressure threshold */
- limit = nr_free_buffer_pages() << (PAGE_SHIFT - 10);
- limit = max(limit, 128UL);
+ limit = nr_free_buffer_pages() << (PAGE_SHIFT - 7);
max_share = min(4UL*1024*1024, limit);
sysctl_tcp_wmem[0] = SK_MEM_QUANTUM;
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 05b2dd5..9944c1d 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -474,8 +474,11 @@
if (!win_dep) {
m -= (new_sample >> 3);
new_sample += m;
- } else if (m < new_sample)
- new_sample = m << 3;
+ } else {
+ m <<= 3;
+ if (m < new_sample)
+ new_sample = m;
+ }
} else {
/* No previous measure. */
new_sample = m << 3;
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 364784a..376b2cf 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2060,7 +2060,7 @@
/* Punt if not enough space exists in the first SKB for
* the data in the second
*/
- if (skb->len > skb_tailroom(to))
+ if (skb->len > skb_availroom(to))
break;
if (after(TCP_SKB_CB(skb)->end_seq, tcp_wnd_end(tp)))
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index 94874b0..9d4e155 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -78,19 +78,6 @@
Hence the start of any table is given by get_table() below. */
-/* Check for an extension */
-int
-ip6t_ext_hdr(u8 nexthdr)
-{
- return (nexthdr == IPPROTO_HOPOPTS) ||
- (nexthdr == IPPROTO_ROUTING) ||
- (nexthdr == IPPROTO_FRAGMENT) ||
- (nexthdr == IPPROTO_ESP) ||
- (nexthdr == IPPROTO_AH) ||
- (nexthdr == IPPROTO_NONE) ||
- (nexthdr == IPPROTO_DSTOPTS);
-}
-
/* Returns whether matches rule or not. */
/* Performance critical - called for every packet */
static inline bool
@@ -2366,7 +2353,6 @@
EXPORT_SYMBOL(ip6t_register_table);
EXPORT_SYMBOL(ip6t_unregister_table);
EXPORT_SYMBOL(ip6t_do_table);
-EXPORT_SYMBOL(ip6t_ext_hdr);
EXPORT_SYMBOL(ipv6_find_hdr);
module_init(ip6_tables_init);
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 576fb25..f76da5b 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -3387,8 +3387,7 @@
*/
printk(KERN_DEBUG "%s: waiting for beacon from %pM\n",
sdata->name, ifmgd->bssid);
- assoc_data->timeout = jiffies +
- TU_TO_EXP_TIME(req->bss->beacon_interval);
+ assoc_data->timeout = TU_TO_EXP_TIME(req->bss->beacon_interval);
} else {
assoc_data->have_beacon = true;
assoc_data->sent_assoc = false;
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 3cc4487..729f157 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -1592,7 +1592,7 @@
return 0;
err_timeout:
- nf_conntrack_timeout_fini(net);
+ nf_conntrack_ecache_fini(net);
err_ecache:
nf_conntrack_tstamp_fini(net);
err_tstamp:
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
index 361eade..0d07a1d 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -584,8 +584,8 @@
* Let's try to use the data from the packet.
*/
sender->td_end = end;
- win <<= sender->td_scale;
- sender->td_maxwin = (win == 0 ? 1 : win);
+ swin = win << sender->td_scale;
+ sender->td_maxwin = (swin == 0 ? 1 : swin);
sender->td_maxend = end + sender->td_maxwin;
/*
* We haven't seen traffic in the other direction yet
diff --git a/net/nfc/llcp/commands.c b/net/nfc/llcp/commands.c
index 7b76eb7..ef10ffc 100644
--- a/net/nfc/llcp/commands.c
+++ b/net/nfc/llcp/commands.c
@@ -474,7 +474,7 @@
while (remaining_len > 0) {
- frag_len = min_t(u16, local->remote_miu, remaining_len);
+ frag_len = min_t(size_t, local->remote_miu, remaining_len);
pr_debug("Fragment %zd bytes remaining %zd",
frag_len, remaining_len);
@@ -497,7 +497,7 @@
release_sock(sk);
remaining_len -= frag_len;
- msg_ptr += len;
+ msg_ptr += frag_len;
}
kfree(msg_data);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index e49da27..f432c57 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -1294,6 +1294,11 @@
goto bad_res;
}
+ if (!netif_running(netdev)) {
+ result = -ENETDOWN;
+ goto bad_res;
+ }
+
nla_for_each_nested(nl_txq_params,
info->attrs[NL80211_ATTR_WIPHY_TXQ_PARAMS],
rem_txq_params) {
@@ -6384,7 +6389,7 @@
.doit = nl80211_get_key,
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
- .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
{
@@ -6416,7 +6421,7 @@
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
.doit = nl80211_set_beacon,
- .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
{
@@ -6424,7 +6429,7 @@
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
.doit = nl80211_start_ap,
- .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
{
@@ -6432,7 +6437,7 @@
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
.doit = nl80211_stop_ap,
- .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
{
@@ -6448,7 +6453,7 @@
.doit = nl80211_set_station,
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
- .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
{
@@ -6464,7 +6469,7 @@
.doit = nl80211_del_station,
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
- .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
{
@@ -6497,7 +6502,7 @@
.doit = nl80211_del_mpath,
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
- .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
{
@@ -6505,7 +6510,7 @@
.doit = nl80211_set_bss,
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
- .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
{
@@ -6531,7 +6536,7 @@
.doit = nl80211_get_mesh_config,
.policy = nl80211_policy,
/* can be retrieved by unprivileged users */
- .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
{
@@ -6664,7 +6669,7 @@
.doit = nl80211_setdel_pmksa,
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
- .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
{
@@ -6672,7 +6677,7 @@
.doit = nl80211_setdel_pmksa,
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
- .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
{
@@ -6680,7 +6685,7 @@
.doit = nl80211_flush_pmksa,
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
- .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
{
@@ -6840,7 +6845,7 @@
.doit = nl80211_probe_client,
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
- .internal_flags = NL80211_FLAG_NEED_NETDEV |
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
{
diff --git a/net/wireless/wext-core.c b/net/wireless/wext-core.c
index 0af7f54..af648e0 100644
--- a/net/wireless/wext-core.c
+++ b/net/wireless/wext-core.c
@@ -780,8 +780,10 @@
if (cmd == SIOCSIWENCODEEXT) {
struct iw_encode_ext *ee = (void *) extra;
- if (iwp->length < sizeof(*ee) + ee->key_len)
- return -EFAULT;
+ if (iwp->length < sizeof(*ee) + ee->key_len) {
+ err = -EFAULT;
+ goto out;
+ }
}
}