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This is the 4.4.187 stable release

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Merge 4.4.187 into android-4.4

Changes in 4.4.187
	MIPS: ath79: fix ar933x uart parity mode
	MIPS: fix build on non-linux hosts
	dmaengine: imx-sdma: fix use-after-free on probe error path
	ath10k: Do not send probe response template for mesh
	ath9k: Check for errors when reading SREV register
	ath6kl: add some bounds checking
	ath: DFS JP domain W56 fixed pulse type 3 RADAR detection
	batman-adv: fix for leaked TVLV handler.
	media: dvb: usb: fix use after free in dvb_usb_device_exit
	crypto: talitos - fix skcipher failure due to wrong output IV
	media: marvell-ccic: fix DMA s/g desc number calculation
	media: vpss: fix a potential NULL pointer dereference
	net: stmmac: dwmac1000: Clear unused address entries
	signal/pid_namespace: Fix reboot_pid_ns to use send_sig not force_sig
	af_key: fix leaks in key_pol_get_resp and dump_sp.
	xfrm: Fix xfrm sel prefix length validation
	media: staging: media: davinci_vpfe: - Fix for memory leak if decoder initialization fails.
	net: phy: Check against net_device being NULL
	tua6100: Avoid build warnings.
	locking/lockdep: Fix merging of hlocks with non-zero references
	media: wl128x: Fix some error handling in fm_v4l2_init_video_device()
	cpupower : frequency-set -r option misses the last cpu in related cpu list
	net: fec: Do not use netdev messages too early
	net: axienet: Fix race condition causing TX hang
	s390/qdio: handle PENDING state for QEBSM devices
	perf test 6: Fix missing kvm module load for s390
	gpio: omap: fix lack of irqstatus_raw0 for OMAP4
	gpio: omap: ensure irq is enabled before wakeup
	regmap: fix bulk writes on paged registers
	bpf: silence warning messages in core
	rcu: Force inlining of rcu_read_lock()
	xfrm: fix sa selector validation
	perf evsel: Make perf_evsel__name() accept a NULL argument
	vhost_net: disable zerocopy by default
	EDAC/sysfs: Fix memory leak when creating a csrow object
	media: i2c: fix warning same module names
	ntp: Limit TAI-UTC offset
	timer_list: Guard procfs specific code
	acpi/arm64: ignore 5.1 FADTs that are reported as 5.0
	media: coda: fix mpeg2 sequence number handling
	media: coda: increment sequence offset for the last returned frame
	mt7601u: do not schedule rx_tasklet when the device has been disconnected
	x86/build: Add 'set -e' to mkcapflags.sh to delete broken capflags.c
	mt7601u: fix possible memory leak when the device is disconnected
	ath10k: fix PCIE device wake up failed
	rslib: Fix decoding of shortened codes
	rslib: Fix handling of of caller provided syndrome
	ixgbe: Check DDM existence in transceiver before access
	EDAC: Fix global-out-of-bounds write when setting edac_mc_poll_msec
	bcache: check c->gc_thread by IS_ERR_OR_NULL in cache_set_flush()
	Bluetooth: hci_bcsp: Fix memory leak in rx_skb
	Bluetooth: 6lowpan: search for destination address in all peers
	Bluetooth: Check state in l2cap_disconnect_rsp
	Bluetooth: validate BLE connection interval updates
	crypto: ghash - fix unaligned memory access in ghash_setkey()
	crypto: arm64/sha1-ce - correct digest for empty data in finup
	crypto: arm64/sha2-ce - correct digest for empty data in finup
	Input: gtco - bounds check collection indent level
	regulator: s2mps11: Fix buck7 and buck8 wrong voltages
	tracing/snapshot: Resize spare buffer if size changed
	NFSv4: Handle the special Linux file open access mode
	lib/scatterlist: Fix mapping iterator when sg->offset is greater than PAGE_SIZE
	ALSA: seq: Break too long mutex context in the write loop
	media: v4l2: Test type instead of cfg->type in v4l2_ctrl_new_custom()
	media: coda: Remove unbalanced and unneeded mutex unlock
	KVM: x86/vPMU: refine kvm_pmu err msg when event creation failed
	drm/nouveau/i2c: Enable i2c pads & busses during preinit
	padata: use smp_mb in padata_reorder to avoid orphaned padata jobs
	9p/virtio: Add cleanup path in p9_virtio_init
	PCI: Do not poll for PME if the device is in D3cold
	take floppy compat ioctls to sodding floppy.c
	floppy: fix div-by-zero in setup_format_params
	floppy: fix out-of-bounds read in next_valid_format
	floppy: fix invalid pointer dereference in drive_name
	floppy: fix out-of-bounds read in copy_buffer
	coda: pass the host file in vma->vm_file on mmap
	gpu: ipu-v3: ipu-ic: Fix saturation bit offset in TPMEM
	parisc: Fix kernel panic due invalid values in IAOQ0 or IAOQ1
	powerpc/32s: fix suspend/resume when IBATs 4-7 are used
	powerpc/watchpoint: Restore NV GPRs while returning from exception
	eCryptfs: fix a couple type promotion bugs
	intel_th: msu: Fix single mode with disabled IOMMU
	Bluetooth: Add SMP workaround Microsoft Surface Precision Mouse bug
	usb: Handle USB3 remote wakeup for LPM enabled devices correctly
	dm bufio: fix deadlock with loop device
	bnx2x: Prevent load reordering in tx completion processing
	caif-hsi: fix possible deadlock in cfhsi_exit_module()
	ipv4: don't set IPv6 only flags to IPv4 addresses
	net: bcmgenet: use promisc for unsupported filters
	net: neigh: fix multiple neigh timer scheduling
	nfc: fix potential illegal memory access
	sky2: Disable MSI on ASUS P6T
	netrom: fix a memory leak in nr_rx_frame()
	netrom: hold sock when setting skb->destructor
	tcp: Reset bytes_acked and bytes_received when disconnecting
	bonding: validate ip header before check IPPROTO_IGMP
	net: bridge: mcast: fix stale nsrcs pointer in igmp3/mld2 report handling
	net: bridge: mcast: fix stale ipv6 hdr pointer when handling v6 query
	net: bridge: stp: don't cache eth dest pointer before skb pull
	elevator: fix truncation of icq_cache_name
	NFSv4: Fix open create exclusive when the server reboots
	nfsd: increase DRC cache limit
	nfsd: give out fewer session slots as limit approaches
	nfsd: fix performance-limiting session calculation
	nfsd: Fix overflow causing non-working mounts on 1 TB machines
	drm/panel: simple: Fix panel_simple_dsi_probe
	usb: core: hub: Disable hub-initiated U1/U2
	tty: max310x: Fix invalid baudrate divisors calculator
	pinctrl: rockchip: fix leaked of_node references
	tty: serial: cpm_uart - fix init when SMC is relocated
	memstick: Fix error cleanup path of memstick_init
	tty/serial: digicolor: Fix digicolor-usart already registered warning
	tty: serial: msm_serial: avoid system lockup condition
	drm/virtio: Add memory barriers for capset cache.
	phy: renesas: rcar-gen2: Fix memory leak at error paths
	usb: gadget: Zero ffs_io_data
	powerpc/pci/of: Fix OF flags parsing for 64bit BARs
	PCI: sysfs: Ignore lockdep for remove attribute
	iio: iio-utils: Fix possible incorrect mask calculation
	recordmcount: Fix spurious mcount entries on powerpc
	mfd: core: Set fwnode for created devices
	mfd: arizona: Fix undefined behavior
	um: Silence lockdep complaint about mmap_sem
	powerpc/4xx/uic: clear pending interrupt after irq type/pol change
	serial: sh-sci: Fix TX DMA buffer flushing and workqueue races
	kallsyms: exclude kasan local symbols on s390
	perf test mmap-thread-lookup: Initialize variable to suppress memory sanitizer warning
	f2fs: avoid out-of-range memory access
	mailbox: handle failed named mailbox channel request
	powerpc/eeh: Handle hugepages in ioremap space
	sh: prevent warnings when using iounmap
	mm/kmemleak.c: fix check for softirq context
	9p: pass the correct prototype to read_cache_page
	mm/mmu_notifier: use hlist_add_head_rcu()
	locking/lockdep: Fix lock used or unused stats error
	locking/lockdep: Hide unused 'class' variable
	usb: wusbcore: fix unbalanced get/put cluster_id
	usb: pci-quirks: Correct AMD PLL quirk detection
	x86/sysfb_efi: Add quirks for some devices with swapped width and height
	x86/speculation/mds: Apply more accurate check on hypervisor platform
	hpet: Fix division by zero in hpet_time_div()
	ALSA: line6: Fix wrong altsetting for LINE6_PODHD500_1
	ALSA: hda - Add a conexant codec entry to let mute led work
	powerpc/tm: Fix oops on sigreturn on systems without TM
	access: avoid the RCU grace period for the temporary subjective credentials
	vmstat: Remove BUG_ON from vmstat_update
	mm, vmstat: make quiet_vmstat lighter
	ipv6: check sk sk_type and protocol early in ip_mroute_set/getsockopt
	tcp: reset sk_send_head in tcp_write_queue_purge
	ISDN: hfcsusb: checking idx of ep configuration
	media: cpia2_usb: first wake up, then free in disconnect
	media: radio-raremono: change devm_k*alloc to k*alloc
	Bluetooth: hci_uart: check for missing tty operations
	sched/fair: Don't free p->numa_faults with concurrent readers
	drivers/pps/pps.c: clear offset flags in PPS_SETPARAMS ioctl
	ceph: hold i_ceph_lock when removing caps for freeing inode
	Linux 4.4.187

Change-Id: Id03e619b24750a6b3faaff02166469569f5deb4f
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Greg Kroah-Hartman 2019-08-04 09:51:24 +02:00
commit 8eb3d65a5d
157 changed files with 1644 additions and 787 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
Makefile
View file

@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 4
SUBLEVEL = 186
SUBLEVEL = 187
EXTRAVERSION =
NAME = Blurry Fish Butt

2
arch/arm64/crypto/sha1-ce-glue.c
View file

@ -50,7 +50,7 @@ static int sha1_ce_finup(struct shash_desc *desc, const u8 *data,
unsigned int len, u8 *out)
{
struct sha1_ce_state *sctx = shash_desc_ctx(desc);
bool finalize = !sctx->sst.count && !(len % SHA1_BLOCK_SIZE);
bool finalize = !sctx->sst.count && !(len % SHA1_BLOCK_SIZE) && len;
/*
* Allow the asm code to perform the finalization if there is no

2
arch/arm64/crypto/sha2-ce-glue.c
View file

@ -52,7 +52,7 @@ static int sha256_ce_finup(struct shash_desc *desc, const u8 *data,
unsigned int len, u8 *out)
{
struct sha256_ce_state *sctx = shash_desc_ctx(desc);
bool finalize = !sctx->sst.count && !(len % SHA256_BLOCK_SIZE);
bool finalize = !sctx->sst.count && !(len % SHA256_BLOCK_SIZE) && len;
/*
* Allow the asm code to perform the finalization if there is no

10
arch/arm64/kernel/acpi.c
View file

@ -141,10 +141,14 @@ static int __init acpi_fadt_sanity_check(void)
*/
if (table->revision < 5 ||
(table->revision == 5 && fadt->minor_revision < 1)) {
pr_err("Unsupported FADT revision %d.%d, should be 5.1+\n",
pr_err(FW_BUG "Unsupported FADT revision %d.%d, should be 5.1+\n",
table->revision, fadt->minor_revision);
ret = -EINVAL;
goto out;
if (!fadt->arm_boot_flags) {
ret = -EINVAL;
goto out;
}
pr_err("FADT has ARM boot flags set, assuming 5.1\n");
}
if (!(fadt->flags & ACPI_FADT_HW_REDUCED)) {

2
arch/mips/boot/compressed/Makefile
View file

@ -66,6 +66,8 @@ OBJCOPYFLAGS_piggy.o := --add-section=.image=$(obj)/vmlinux.bin.z \
$(obj)/piggy.o: $(obj)/dummy.o $(obj)/vmlinux.bin.z FORCE
$(call if_changed,objcopy)
HOSTCFLAGS_calc_vmlinuz_load_addr.o += $(LINUXINCLUDE)
# Calculate the load address of the compressed kernel image
hostprogs-y := calc_vmlinuz_load_addr

2
arch/mips/boot/compressed/calc_vmlinuz_load_addr.c
View file

@ -13,7 +13,7 @@
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include "../../../../include/linux/sizes.h"
#include <linux/sizes.h>
int main(int argc, char *argv[])
{

4
arch/mips/include/asm/mach-ath79/ar933x_uart.h
View file

@ -27,8 +27,8 @@
#define AR933X_UART_CS_PARITY_S 0
#define AR933X_UART_CS_PARITY_M 0x3
#define AR933X_UART_CS_PARITY_NONE 0
#define AR933X_UART_CS_PARITY_ODD 1
#define AR933X_UART_CS_PARITY_EVEN 2
#define AR933X_UART_CS_PARITY_ODD 2
#define AR933X_UART_CS_PARITY_EVEN 3
#define AR933X_UART_CS_IF_MODE_S 2
#define AR933X_UART_CS_IF_MODE_M 0x3
#define AR933X_UART_CS_IF_MODE_NONE 0

28
arch/parisc/kernel/ptrace.c
View file

@ -156,6 +156,9 @@ long arch_ptrace(struct task_struct *child, long request,
if ((addr & (sizeof(unsigned long)-1)) ||
addr >= sizeof(struct pt_regs))
break;
if (addr == PT_IAOQ0 || addr == PT_IAOQ1) {
data |= 3; /* ensure userspace privilege */
}
if ((addr >= PT_GR1 && addr <= PT_GR31) ||
addr == PT_IAOQ0 || addr == PT_IAOQ1 ||
(addr >= PT_FR0 && addr <= PT_FR31 + 4) ||
@ -189,16 +192,18 @@ long arch_ptrace(struct task_struct *child, long request,
static compat_ulong_t translate_usr_offset(compat_ulong_t offset)
{
if (offset < 0)
return sizeof(struct pt_regs);
else if (offset <= 32*4) /* gr[0..31] */
return offset * 2 + 4;
else if (offset <= 32*4+32*8) /* gr[0..31] + fr[0..31] */
return offset + 32*4;
else if (offset < sizeof(struct pt_regs)/2 + 32*4)
return offset * 2 + 4 - 32*8;
compat_ulong_t pos;
if (offset < 32*4) /* gr[0..31] */
pos = offset * 2 + 4;
else if (offset < 32*4+32*8) /* fr[0] ... fr[31] */
pos = (offset - 32*4) + PT_FR0;
else if (offset < sizeof(struct pt_regs)/2 + 32*4) /* sr[0] ... ipsw */
pos = (offset - 32*4 - 32*8) * 2 + PT_SR0 + 4;
else
return sizeof(struct pt_regs);
pos = sizeof(struct pt_regs);
return pos;
}
long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
@ -242,9 +247,12 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
addr = translate_usr_offset(addr);
if (addr >= sizeof(struct pt_regs))
break;
if (addr == PT_IAOQ0+4 || addr == PT_IAOQ1+4) {
data |= 3; /* ensure userspace privilege */
}
if (addr >= PT_FR0 && addr <= PT_FR31 + 4) {
/* Special case, fp regs are 64 bits anyway */
*(__u64 *) ((char *) task_regs(child) + addr) = data;
*(__u32 *) ((char *) task_regs(child) + addr) = data;
ret = 0;
}
else if ((addr >= PT_GR1+4 && addr <= PT_GR31+4) ||

15
arch/powerpc/kernel/eeh.c
View file

@ -363,10 +363,19 @@ static inline unsigned long eeh_token_to_phys(unsigned long token)
NULL, &hugepage_shift);
if (!ptep)
return token;
WARN_ON(hugepage_shift);
pa = pte_pfn(*ptep) << PAGE_SHIFT;
return pa | (token & (PAGE_SIZE-1));
pa = pte_pfn(*ptep);
/* On radix we can do hugepage mappings for io, so handle that */
if (hugepage_shift) {
pa <<= hugepage_shift;
pa |= token & ((1ul << hugepage_shift) - 1);
} else {
pa <<= PAGE_SHIFT;
pa |= token & (PAGE_SIZE - 1);
}
return pa;
}
/*

9
arch/powerpc/kernel/exceptions-64s.S
View file

@ -1719,7 +1719,7 @@ handle_page_fault:
addi r3,r1,STACK_FRAME_OVERHEAD
bl do_page_fault
cmpdi r3,0
beq+ 12f
beq+ ret_from_except_lite
bl save_nvgprs
mr r5,r3
addi r3,r1,STACK_FRAME_OVERHEAD
@ -1734,7 +1734,12 @@ handle_dabr_fault:
ld r5,_DSISR(r1)
addi r3,r1,STACK_FRAME_OVERHEAD
bl do_break
12: b ret_from_except_lite
/*
* do_break() may have changed the NV GPRS while handling a breakpoint.
* If so, we need to restore them with their updated values. Don't use
* ret_from_except_lite here.
*/
b ret_from_except
/* We have a page fault that hash_page could handle but HV refused

2
arch/powerpc/kernel/pci_of_scan.c
View file

@ -45,6 +45,8 @@ static unsigned int pci_parse_of_flags(u32 addr0, int bridge)
if (addr0 & 0x02000000) {
flags = IORESOURCE_MEM | PCI_BASE_ADDRESS_SPACE_MEMORY;
flags |= (addr0 >> 22) & PCI_BASE_ADDRESS_MEM_TYPE_64;
if (flags & PCI_BASE_ADDRESS_MEM_TYPE_64)
flags |= IORESOURCE_MEM_64;
flags |= (addr0 >> 28) & PCI_BASE_ADDRESS_MEM_TYPE_1M;
if (addr0 & 0x40000000)
flags |= IORESOURCE_PREFETCH

3
arch/powerpc/kernel/signal_32.c
View file

@ -1261,6 +1261,9 @@ long sys_rt_sigreturn(int r3, int r4, int r5, int r6, int r7, int r8,
goto bad;
if (MSR_TM_ACTIVE(msr_hi<<32)) {
/* Trying to start TM on non TM system */
if (!cpu_has_feature(CPU_FTR_TM))
goto bad;
/* We only recheckpoint on return if we're
* transaction.
*/

5
arch/powerpc/kernel/signal_64.c
View file

@ -695,6 +695,11 @@ int sys_rt_sigreturn(unsigned long r3, unsigned long r4, unsigned long r5,
if (MSR_TM_ACTIVE(msr)) {
/* We recheckpoint on return. */
struct ucontext __user *uc_transact;
/* Trying to start TM on non TM system */
if (!cpu_has_feature(CPU_FTR_TM))
goto badframe;
if (__get_user(uc_transact, &uc->uc_link))
goto badframe;
if (restore_tm_sigcontexts(regs, &uc->uc_mcontext,

73
arch/powerpc/kernel/swsusp_32.S
View file

@ -23,11 +23,19 @@
#define SL_IBAT2 0x48
#define SL_DBAT3 0x50
#define SL_IBAT3 0x58
#define SL_TB 0x60
#define SL_R2 0x68
#define SL_CR 0x6c
#define SL_LR 0x70
#define SL_R12 0x74 /* r12 to r31 */
#define SL_DBAT4 0x60
#define SL_IBAT4 0x68
#define SL_DBAT5 0x70
#define SL_IBAT5 0x78
#define SL_DBAT6 0x80
#define SL_IBAT6 0x88
#define SL_DBAT7 0x90
#define SL_IBAT7 0x98
#define SL_TB 0xa0
#define SL_R2 0xa8
#define SL_CR 0xac
#define SL_LR 0xb0
#define SL_R12 0xb4 /* r12 to r31 */
#define SL_SIZE (SL_R12 + 80)
.section .data
@ -112,6 +120,41 @@ _GLOBAL(swsusp_arch_suspend)
mfibatl r4,3
stw r4,SL_IBAT3+4(r11)
BEGIN_MMU_FTR_SECTION
mfspr r4,SPRN_DBAT4U
stw r4,SL_DBAT4(r11)
mfspr r4,SPRN_DBAT4L
stw r4,SL_DBAT4+4(r11)
mfspr r4,SPRN_DBAT5U
stw r4,SL_DBAT5(r11)
mfspr r4,SPRN_DBAT5L
stw r4,SL_DBAT5+4(r11)
mfspr r4,SPRN_DBAT6U
stw r4,SL_DBAT6(r11)
mfspr r4,SPRN_DBAT6L
stw r4,SL_DBAT6+4(r11)
mfspr r4,SPRN_DBAT7U
stw r4,SL_DBAT7(r11)
mfspr r4,SPRN_DBAT7L
stw r4,SL_DBAT7+4(r11)
mfspr r4,SPRN_IBAT4U
stw r4,SL_IBAT4(r11)
mfspr r4,SPRN_IBAT4L
stw r4,SL_IBAT4+4(r11)
mfspr r4,SPRN_IBAT5U
stw r4,SL_IBAT5(r11)
mfspr r4,SPRN_IBAT5L
stw r4,SL_IBAT5+4(r11)
mfspr r4,SPRN_IBAT6U
stw r4,SL_IBAT6(r11)
mfspr r4,SPRN_IBAT6L
stw r4,SL_IBAT6+4(r11)
mfspr r4,SPRN_IBAT7U
stw r4,SL_IBAT7(r11)
mfspr r4,SPRN_IBAT7L
stw r4,SL_IBAT7+4(r11)
END_MMU_FTR_SECTION_IFSET(MMU_FTR_USE_HIGH_BATS)
#if 0
/* Backup various CPU config stuffs */
bl __save_cpu_setup
@ -277,27 +320,41 @@ END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC)
mtibatu 3,r4
lwz r4,SL_IBAT3+4(r11)
mtibatl 3,r4
#endif
BEGIN_MMU_FTR_SECTION
li r4,0
lwz r4,SL_DBAT4(r11)
mtspr SPRN_DBAT4U,r4
lwz r4,SL_DBAT4+4(r11)
mtspr SPRN_DBAT4L,r4
lwz r4,SL_DBAT5(r11)
mtspr SPRN_DBAT5U,r4
lwz r4,SL_DBAT5+4(r11)
mtspr SPRN_DBAT5L,r4
lwz r4,SL_DBAT6(r11)
mtspr SPRN_DBAT6U,r4
lwz r4,SL_DBAT6+4(r11)
mtspr SPRN_DBAT6L,r4
lwz r4,SL_DBAT7(r11)
mtspr SPRN_DBAT7U,r4
lwz r4,SL_DBAT7+4(r11)
mtspr SPRN_DBAT7L,r4
lwz r4,SL_IBAT4(r11)
mtspr SPRN_IBAT4U,r4
lwz r4,SL_IBAT4+4(r11)
mtspr SPRN_IBAT4L,r4
lwz r4,SL_IBAT5(r11)
mtspr SPRN_IBAT5U,r4
lwz r4,SL_IBAT5+4(r11)
mtspr SPRN_IBAT5L,r4
lwz r4,SL_IBAT6(r11)
mtspr SPRN_IBAT6U,r4
lwz r4,SL_IBAT6+4(r11)
mtspr SPRN_IBAT6L,r4
lwz r4,SL_IBAT7(r11)
mtspr SPRN_IBAT7U,r4
lwz r4,SL_IBAT7+4(r11)
mtspr SPRN_IBAT7L,r4
END_MMU_FTR_SECTION_IFSET(MMU_FTR_USE_HIGH_BATS)
#endif
/* Flush all TLBs */
lis r4,0x1000

68
arch/powerpc/platforms/powermac/sleep.S
View file

@ -37,10 +37,18 @@
#define SL_IBAT2 0x48
#define SL_DBAT3 0x50
#define SL_IBAT3 0x58
#define SL_TB 0x60
#define SL_R2 0x68
#define SL_CR 0x6c
#define SL_R12 0x70 /* r12 to r31 */
#define SL_DBAT4 0x60
#define SL_IBAT4 0x68
#define SL_DBAT5 0x70
#define SL_IBAT5 0x78
#define SL_DBAT6 0x80
#define SL_IBAT6 0x88
#define SL_DBAT7 0x90
#define SL_IBAT7 0x98
#define SL_TB 0xa0
#define SL_R2 0xa8
#define SL_CR 0xac
#define SL_R12 0xb0 /* r12 to r31 */
#define SL_SIZE (SL_R12 + 80)
.section .text
@ -125,6 +133,41 @@ _GLOBAL(low_sleep_handler)
mfibatl r4,3
stw r4,SL_IBAT3+4(r1)
BEGIN_MMU_FTR_SECTION
mfspr r4,SPRN_DBAT4U
stw r4,SL_DBAT4(r1)
mfspr r4,SPRN_DBAT4L
stw r4,SL_DBAT4+4(r1)
mfspr r4,SPRN_DBAT5U
stw r4,SL_DBAT5(r1)
mfspr r4,SPRN_DBAT5L
stw r4,SL_DBAT5+4(r1)
mfspr r4,SPRN_DBAT6U
stw r4,SL_DBAT6(r1)
mfspr r4,SPRN_DBAT6L
stw r4,SL_DBAT6+4(r1)
mfspr r4,SPRN_DBAT7U
stw r4,SL_DBAT7(r1)
mfspr r4,SPRN_DBAT7L
stw r4,SL_DBAT7+4(r1)
mfspr r4,SPRN_IBAT4U
stw r4,SL_IBAT4(r1)
mfspr r4,SPRN_IBAT4L
stw r4,SL_IBAT4+4(r1)
mfspr r4,SPRN_IBAT5U
stw r4,SL_IBAT5(r1)
mfspr r4,SPRN_IBAT5L
stw r4,SL_IBAT5+4(r1)
mfspr r4,SPRN_IBAT6U
stw r4,SL_IBAT6(r1)
mfspr r4,SPRN_IBAT6L
stw r4,SL_IBAT6+4(r1)
mfspr r4,SPRN_IBAT7U
stw r4,SL_IBAT7(r1)
mfspr r4,SPRN_IBAT7L
stw r4,SL_IBAT7+4(r1)
END_MMU_FTR_SECTION_IFSET(MMU_FTR_USE_HIGH_BATS)
/* Backup various CPU config stuffs */
bl __save_cpu_setup
@ -325,22 +368,37 @@ grackle_wake_up:
mtibatl 3,r4
BEGIN_MMU_FTR_SECTION
li r4,0
lwz r4,SL_DBAT4(r1)
mtspr SPRN_DBAT4U,r4
lwz r4,SL_DBAT4+4(r1)
mtspr SPRN_DBAT4L,r4
lwz r4,SL_DBAT5(r1)
mtspr SPRN_DBAT5U,r4
lwz r4,SL_DBAT5+4(r1)
mtspr SPRN_DBAT5L,r4
lwz r4,SL_DBAT6(r1)
mtspr SPRN_DBAT6U,r4
lwz r4,SL_DBAT6+4(r1)
mtspr SPRN_DBAT6L,r4
lwz r4,SL_DBAT7(r1)
mtspr SPRN_DBAT7U,r4
lwz r4,SL_DBAT7+4(r1)
mtspr SPRN_DBAT7L,r4
lwz r4,SL_IBAT4(r1)
mtspr SPRN_IBAT4U,r4
lwz r4,SL_IBAT4+4(r1)
mtspr SPRN_IBAT4L,r4
lwz r4,SL_IBAT5(r1)
mtspr SPRN_IBAT5U,r4
lwz r4,SL_IBAT5+4(r1)
mtspr SPRN_IBAT5L,r4
lwz r4,SL_IBAT6(r1)
mtspr SPRN_IBAT6U,r4
lwz r4,SL_IBAT6+4(r1)
mtspr SPRN_IBAT6L,r4
lwz r4,SL_IBAT7(r1)
mtspr SPRN_IBAT7U,r4
lwz r4,SL_IBAT7+4(r1)
mtspr SPRN_IBAT7L,r4
END_MMU_FTR_SECTION_IFSET(MMU_FTR_USE_HIGH_BATS)

1
arch/powerpc/sysdev/uic.c
View file

@ -158,6 +158,7 @@ static int uic_set_irq_type(struct irq_data *d, unsigned int flow_type)
mtdcr(uic->dcrbase + UIC_PR, pr);
mtdcr(uic->dcrbase + UIC_TR, tr);
mtdcr(uic->dcrbase + UIC_SR, ~mask);
raw_spin_unlock_irqrestore(&uic->lock, flags);

6
arch/sh/include/asm/io.h
View file

@ -370,7 +370,11 @@ static inline int iounmap_fixed(void __iomem *addr) { return -EINVAL; }
#define ioremap_nocache ioremap
#define ioremap_uc ioremap
#define iounmap __iounmap
static inline void iounmap(void __iomem *addr)
{
__iounmap(addr);
}
/*
* Convert a physical pointer to a virtual kernel pointer for /dev/mem

2
arch/um/include/asm/mmu_context.h
View file

@ -42,7 +42,7 @@ static inline void activate_mm(struct mm_struct *old, struct mm_struct *new)
* when the new ->mm is used for the first time.
*/
__switch_mm(&new->context.id);
down_write(&new->mmap_sem);
down_write_nested(&new->mmap_sem, 1);
uml_setup_stubs(new);
up_write(&new->mmap_sem);
}

2
arch/x86/kernel/cpu/bugs.c
View file

@ -1094,7 +1094,7 @@ static void __init l1tf_select_mitigation(void)
static ssize_t mds_show_state(char *buf)
{
#ifdef CONFIG_HYPERVISOR_GUEST
if (x86_hyper) {
if (boot_cpu_has(X86_FEATURE_HYPERVISOR)) {
return sprintf(buf, "%s; SMT Host state unknown\n",
mds_strings[mds_mitigation]);
}

2
arch/x86/kernel/cpu/mkcapflags.sh
View file

@ -3,6 +3,8 @@
# Generate the x86_cap/bug_flags[] arrays from include/asm/cpufeatures.h
#
set -e
IN=$1
OUT=$2

46
arch/x86/kernel/sysfb_efi.c
View file

@ -216,9 +216,55 @@ static const struct dmi_system_id efifb_dmi_system_table[] __initconst = {
{},
};
/*
* Some devices have a portrait LCD but advertise a landscape resolution (and
* pitch). We simply swap width and height for these devices so that we can
* correctly deal with some of them coming with multiple resolutions.
*/
static const struct dmi_system_id efifb_dmi_swap_width_height[] __initconst = {
{
/*
* Lenovo MIIX310-10ICR, only some batches have the troublesome
* 800x1280 portrait screen. Luckily the portrait version has
* its own BIOS version, so we match on that.
*/
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "MIIX 310-10ICR"),
DMI_EXACT_MATCH(DMI_BIOS_VERSION, "1HCN44WW"),
},
},
{
/* Lenovo MIIX 320-10ICR with 800x1280 portrait screen */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION,
"Lenovo MIIX 320-10ICR"),
},
},
{
/* Lenovo D330 with 800x1280 or 1200x1920 portrait screen */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION,
"Lenovo ideapad D330-10IGM"),
},
},
{},
};
__init void sysfb_apply_efi_quirks(void)
{
if (screen_info.orig_video_isVGA != VIDEO_TYPE_EFI ||
!(screen_info.capabilities & VIDEO_CAPABILITY_SKIP_QUIRKS))
dmi_check_system(efifb_dmi_system_table);
if (screen_info.orig_video_isVGA == VIDEO_TYPE_EFI &&
dmi_check_system(efifb_dmi_swap_width_height)) {
u16 temp = screen_info.lfb_width;
screen_info.lfb_width = screen_info.lfb_height;
screen_info.lfb_height = temp;
screen_info.lfb_linelength = 4 * screen_info.lfb_width;
}
}

4
arch/x86/kvm/pmu.c
View file

@ -124,8 +124,8 @@ static void pmc_reprogram_counter(struct kvm_pmc *pmc, u32 type,
intr ? kvm_perf_overflow_intr :
kvm_perf_overflow, pmc);
if (IS_ERR(event)) {
printk_once("kvm_pmu: event creation failed %ld\n",
PTR_ERR(event));
pr_debug_ratelimited("kvm_pmu: event creation failed %ld for pmc->idx = %d\n",
PTR_ERR(event), pmc->idx);
return;
}

340
block/compat_ioctl.c
View file

@ -4,7 +4,6 @@
#include <linux/cdrom.h>
#include <linux/compat.h>
#include <linux/elevator.h>
#include <linux/fd.h>
#include <linux/hdreg.h>
#include <linux/slab.h>
#include <linux/syscalls.h>
@ -209,318 +208,6 @@ static int compat_blkpg_ioctl(struct block_device *bdev, fmode_t mode,
#define BLKBSZSET_32 _IOW(0x12, 113, int)
#define BLKGETSIZE64_32 _IOR(0x12, 114, int)
struct compat_floppy_drive_params {
char cmos;
compat_ulong_t max_dtr;
compat_ulong_t hlt;
compat_ulong_t hut;
compat_ulong_t srt;
compat_ulong_t spinup;
compat_ulong_t spindown;
unsigned char spindown_offset;
unsigned char select_delay;
unsigned char rps;
unsigned char tracks;
compat_ulong_t timeout;
unsigned char interleave_sect;
struct floppy_max_errors max_errors;
char flags;
char read_track;
short autodetect[8];
compat_int_t checkfreq;
compat_int_t native_format;
};
struct compat_floppy_drive_struct {
signed char flags;
compat_ulong_t spinup_date;
compat_ulong_t select_date;
compat_ulong_t first_read_date;
short probed_format;
short track;
short maxblock;
short maxtrack;
compat_int_t generation;
compat_int_t keep_data;
compat_int_t fd_ref;
compat_int_t fd_device;
compat_int_t last_checked;
compat_caddr_t dmabuf;
compat_int_t bufblocks;
};
struct compat_floppy_fdc_state {
compat_int_t spec1;
compat_int_t spec2;
compat_int_t dtr;
unsigned char version;
unsigned char dor;
compat_ulong_t address;
unsigned int rawcmd:2;
unsigned int reset:1;
unsigned int need_configure:1;
unsigned int perp_mode:2;
unsigned int has_fifo:1;
unsigned int driver_version;
unsigned char track[4];
};
struct compat_floppy_write_errors {
unsigned int write_errors;
compat_ulong_t first_error_sector;
compat_int_t first_error_generation;
compat_ulong_t last_error_sector;
compat_int_t last_error_generation;
compat_uint_t badness;
};
#define FDSETPRM32 _IOW(2, 0x42, struct compat_floppy_struct)
#define FDDEFPRM32 _IOW(2, 0x43, struct compat_floppy_struct)
#define FDSETDRVPRM32 _IOW(2, 0x90, struct compat_floppy_drive_params)
#define FDGETDRVPRM32 _IOR(2, 0x11, struct compat_floppy_drive_params)
#define FDGETDRVSTAT32 _IOR(2, 0x12, struct compat_floppy_drive_struct)
#define FDPOLLDRVSTAT32 _IOR(2, 0x13, struct compat_floppy_drive_struct)
#define FDGETFDCSTAT32 _IOR(2, 0x15, struct compat_floppy_fdc_state)
#define FDWERRORGET32 _IOR(2, 0x17, struct compat_floppy_write_errors)
static struct {
unsigned int cmd32;
unsigned int cmd;
} fd_ioctl_trans_table[] = {
{ FDSETPRM32, FDSETPRM },
{ FDDEFPRM32, FDDEFPRM },
{ FDGETPRM32, FDGETPRM },
{ FDSETDRVPRM32, FDSETDRVPRM },
{ FDGETDRVPRM32, FDGETDRVPRM },
{ FDGETDRVSTAT32, FDGETDRVSTAT },
{ FDPOLLDRVSTAT32, FDPOLLDRVSTAT },
{ FDGETFDCSTAT32, FDGETFDCSTAT },
{ FDWERRORGET32, FDWERRORGET }
};
#define NR_FD_IOCTL_TRANS ARRAY_SIZE(fd_ioctl_trans_table)
static int compat_fd_ioctl(struct block_device *bdev, fmode_t mode,
unsigned int cmd, unsigned long arg)
{
mm_segment_t old_fs = get_fs();
void *karg = NULL;
unsigned int kcmd = 0;
int i, err;
for (i = 0; i < NR_FD_IOCTL_TRANS; i++)
if (cmd == fd_ioctl_trans_table[i].cmd32) {
kcmd = fd_ioctl_trans_table[i].cmd;
break;
}
if (!kcmd)
return -EINVAL;
switch (cmd) {
case FDSETPRM32:
case FDDEFPRM32:
case FDGETPRM32:
{
compat_uptr_t name;
struct compat_floppy_struct __user *uf;
struct floppy_struct *f;
uf = compat_ptr(arg);
f = karg = kmalloc(sizeof(struct floppy_struct), GFP_KERNEL);
if (!karg)
return -ENOMEM;
if (cmd == FDGETPRM32)
break;
err = __get_user(f->size, &uf->size);
err |= __get_user(f->sect, &uf->sect);
err |= __get_user(f->head, &uf->head);
err |= __get_user(f->track, &uf->track);
err |= __get_user(f->stretch, &uf->stretch);
err |= __get_user(f->gap, &uf->gap);
err |= __get_user(f->rate, &uf->rate);
err |= __get_user(f->spec1, &uf->spec1);
err |= __get_user(f->fmt_gap, &uf->fmt_gap);
err |= __get_user(name, &uf->name);
f->name = compat_ptr(name);
if (err) {
err = -EFAULT;
goto out;
}
break;
}
case FDSETDRVPRM32:
case FDGETDRVPRM32:
{
struct compat_floppy_drive_params __user *uf;
struct floppy_drive_params *f;
uf = compat_ptr(arg);
f = karg = kmalloc(sizeof(struct floppy_drive_params), GFP_KERNEL);
if (!karg)
return -ENOMEM;
if (cmd == FDGETDRVPRM32)
break;
err = __get_user(f->cmos, &uf->cmos);
err |= __get_user(f->max_dtr, &uf->max_dtr);
err |= __get_user(f->hlt, &uf->hlt);
err |= __get_user(f->hut, &uf->hut);
err |= __get_user(f->srt, &uf->srt);
err |= __get_user(f->spinup, &uf->spinup);
err |= __get_user(f->spindown, &uf->spindown);
err |= __get_user(f->spindown_offset, &uf->spindown_offset);
err |= __get_user(f->select_delay, &uf->select_delay);
err |= __get_user(f->rps, &uf->rps);
err |= __get_user(f->tracks, &uf->tracks);
err |= __get_user(f->timeout, &uf->timeout);
err |= __get_user(f->interleave_sect, &uf->interleave_sect);
err |= __copy_from_user(&f->max_errors, &uf->max_errors, sizeof(f->max_errors));
err |= __get_user(f->flags, &uf->flags);
err |= __get_user(f->read_track, &uf->read_track);
err |= __copy_from_user(f->autodetect, uf->autodetect, sizeof(f->autodetect));
err |= __get_user(f->checkfreq, &uf->checkfreq);
err |= __get_user(f->native_format, &uf->native_format);
if (err) {
err = -EFAULT;
goto out;
}
break;
}
case FDGETDRVSTAT32:
case FDPOLLDRVSTAT32:
karg = kmalloc(sizeof(struct floppy_drive_struct), GFP_KERNEL);
if (!karg)
return -ENOMEM;
break;
case FDGETFDCSTAT32:
karg = kmalloc(sizeof(struct floppy_fdc_state), GFP_KERNEL);
if (!karg)
return -ENOMEM;
break;
case FDWERRORGET32:
karg = kmalloc(sizeof(struct floppy_write_errors), GFP_KERNEL);
if (!karg)
return -ENOMEM;
break;
default:
return -EINVAL;
}
set_fs(KERNEL_DS);
err = __blkdev_driver_ioctl(bdev, mode, kcmd, (unsigned long)karg);
set_fs(old_fs);
if (err)
goto out;
switch (cmd) {
case FDGETPRM32:
{
struct floppy_struct *f = karg;
struct compat_floppy_struct __user *uf = compat_ptr(arg);
err = __put_user(f->size, &uf->size);
err |= __put_user(f->sect, &uf->sect);
err |= __put_user(f->head, &uf->head);
err |= __put_user(f->track, &uf->track);
err |= __put_user(f->stretch, &uf->stretch);
err |= __put_user(f->gap, &uf->gap);
err |= __put_user(f->rate, &uf->rate);
err |= __put_user(f->spec1, &uf->spec1);
err |= __put_user(f->fmt_gap, &uf->fmt_gap);
err |= __put_user((u64)f->name, (compat_caddr_t __user *)&uf->name);
break;
}
case FDGETDRVPRM32:
{
struct compat_floppy_drive_params __user *uf;
struct floppy_drive_params *f = karg;
uf = compat_ptr(arg);
err = __put_user(f->cmos, &uf->cmos);
err |= __put_user(f->max_dtr, &uf->max_dtr);
err |= __put_user(f->hlt, &uf->hlt);
err |= __put_user(f->hut, &uf->hut);
err |= __put_user(f->srt, &uf->srt);
err |= __put_user(f->spinup, &uf->spinup);
err |= __put_user(f->spindown, &uf->spindown);
err |= __put_user(f->spindown_offset, &uf->spindown_offset);
err |= __put_user(f->select_delay, &uf->select_delay);
err |= __put_user(f->rps, &uf->rps);
err |= __put_user(f->tracks, &uf->tracks);
err |= __put_user(f->timeout, &uf->timeout);
err |= __put_user(f->interleave_sect, &uf->interleave_sect);
err |= __copy_to_user(&uf->max_errors, &f->max_errors, sizeof(f->max_errors));
err |= __put_user(f->flags, &uf->flags);
err |= __put_user(f->read_track, &uf->read_track);
err |= __copy_to_user(uf->autodetect, f->autodetect, sizeof(f->autodetect));
err |= __put_user(f->checkfreq, &uf->checkfreq);
err |= __put_user(f->native_format, &uf->native_format);
break;
}
case FDGETDRVSTAT32:
case FDPOLLDRVSTAT32:
{
struct compat_floppy_drive_struct __user *uf;
struct floppy_drive_struct *f = karg;
uf = compat_ptr(arg);
err = __put_user(f->flags, &uf->flags);
err |= __put_user(f->spinup_date, &uf->spinup_date);
err |= __put_user(f->select_date, &uf->select_date);
err |= __put_user(f->first_read_date, &uf->first_read_date);
err |= __put_user(f->probed_format, &uf->probed_format);
err |= __put_user(f->track, &uf->track);
err |= __put_user(f->maxblock, &uf->maxblock);
err |= __put_user(f->maxtrack, &uf->maxtrack);
err |= __put_user(f->generation, &uf->generation);
err |= __put_user(f->keep_data, &uf->keep_data);
err |= __put_user(f->fd_ref, &uf->fd_ref);
err |= __put_user(f->fd_device, &uf->fd_device);
err |= __put_user(f->last_checked, &uf->last_checked);
err |= __put_user((u64)f->dmabuf, &uf->dmabuf);
err |= __put_user((u64)f->bufblocks, &uf->bufblocks);
break;
}
case FDGETFDCSTAT32:
{
struct compat_floppy_fdc_state __user *uf;
struct floppy_fdc_state *f = karg;
uf = compat_ptr(arg);
err = __put_user(f->spec1, &uf->spec1);
err |= __put_user(f->spec2, &uf->spec2);
err |= __put_user(f->dtr, &uf->dtr);
err |= __put_user(f->version, &uf->version);
err |= __put_user(f->dor, &uf->dor);
err |= __put_user(f->address, &uf->address);
err |= __copy_to_user((char __user *)&uf->address + sizeof(uf->address),
(char *)&f->address + sizeof(f->address), sizeof(int));
err |= __put_user(f->driver_version, &uf->driver_version);
err |= __copy_to_user(uf->track, f->track, sizeof(f->track));
break;
}
case FDWERRORGET32:
{
struct compat_floppy_write_errors __user *uf;
struct floppy_write_errors *f = karg;
uf = compat_ptr(arg);
err = __put_user(f->write_errors, &uf->write_errors);
err |= __put_user(f->first_error_sector, &uf->first_error_sector);
err |= __put_user(f->first_error_generation, &uf->first_error_generation);
err |= __put_user(f->last_error_sector, &uf->last_error_sector);
err |= __put_user(f->last_error_generation, &uf->last_error_generation);
err |= __put_user(f->badness, &uf->badness);
break;
}
default:
break;
}
if (err)
err = -EFAULT;
out:
kfree(karg);
return err;
}
static int compat_blkdev_driver_ioctl(struct block_device *bdev, fmode_t mode,
unsigned cmd, unsigned long arg)
{
@ -537,16 +224,6 @@ static int compat_blkdev_driver_ioctl(struct block_device *bdev, fmode_t mode,
case HDIO_GET_ADDRESS:
case HDIO_GET_BUSSTATE:
return compat_hdio_ioctl(bdev, mode, cmd, arg);
case FDSETPRM32:
case FDDEFPRM32:
case FDGETPRM32:
case FDSETDRVPRM32:
case FDGETDRVPRM32:
case FDGETDRVSTAT32:
case FDPOLLDRVSTAT32:
case FDGETFDCSTAT32:
case FDWERRORGET32:
return compat_fd_ioctl(bdev, mode, cmd, arg);
case CDROMREADAUDIO:
return compat_cdrom_read_audio(bdev, mode, cmd, arg);
case CDROM_SEND_PACKET:
@ -566,23 +243,6 @@ static int compat_blkdev_driver_ioctl(struct block_device *bdev, fmode_t mode,
case HDIO_DRIVE_CMD:
/* 0x330 is reserved -- it used to be HDIO_GETGEO_BIG */
case 0x330:
/* 0x02 -- Floppy ioctls */
case FDMSGON:
case FDMSGOFF:
case FDSETEMSGTRESH:
case FDFLUSH:
case FDWERRORCLR:
case FDSETMAXERRS:
case FDGETMAXERRS:
case FDGETDRVTYP:
case FDEJECT:
case FDCLRPRM:
case FDFMTBEG:
case FDFMTEND:
case FDRESET:
case FDTWADDLE:
case FDFMTTRK:
case FDRAWCMD:
/* CDROM stuff */
case CDROMPAUSE:
case CDROMRESUME:

8
crypto/ghash-generic.c
View file

@ -34,6 +34,7 @@ static int ghash_setkey(struct crypto_shash *tfm,
const u8 *key, unsigned int keylen)
{
struct ghash_ctx *ctx = crypto_shash_ctx(tfm);
be128 k;
if (keylen != GHASH_BLOCK_SIZE) {
crypto_shash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
@ -42,7 +43,12 @@ static int ghash_setkey(struct crypto_shash *tfm,
if (ctx->gf128)
gf128mul_free_4k(ctx->gf128);
ctx->gf128 = gf128mul_init_4k_lle((be128 *)key);
BUILD_BUG_ON(sizeof(k) != GHASH_BLOCK_SIZE);
memcpy(&k, key, GHASH_BLOCK_SIZE); /* avoid violating alignment rules */
ctx->gf128 = gf128mul_init_4k_lle(&k);
memzero_explicit(&k, GHASH_BLOCK_SIZE);
if (!ctx->gf128)
return -ENOMEM;

2
drivers/base/regmap/regmap.c
View file

@ -1358,6 +1358,8 @@ int _regmap_raw_write(struct regmap *map, unsigned int reg,
map->format.reg_bytes +
map->format.pad_bytes,
val, val_len);
else
ret = -ENOTSUPP;
/* If that didn't work fall back on linearising by hand. */
if (ret == -ENOTSUPP) {

362
drivers/block/floppy.c
View file

@ -192,6 +192,7 @@ static int print_unex = 1;
#include <linux/io.h>
#include <linux/uaccess.h>
#include <linux/async.h>
#include <linux/compat.h>
/*
* PS/2 floppies have much slower step rates than regular floppies.
@ -2113,6 +2114,9 @@ static void setup_format_params(int track)
raw_cmd->kernel_data = floppy_track_buffer;
raw_cmd->length = 4 * F_SECT_PER_TRACK;
if (!F_SECT_PER_TRACK)
return;
/* allow for about 30ms for data transport per track */
head_shift = (F_SECT_PER_TRACK + 5) / 6;
@ -3233,8 +3237,12 @@ static int set_geometry(unsigned int cmd, struct floppy_struct *g,
int cnt;
/* sanity checking for parameters. */
if (g->sect <= 0 ||
g->head <= 0 ||
if ((int)g->sect <= 0 ||
(int)g->head <= 0 ||
/* check for overflow in max_sector */
(int)(g->sect * g->head) <= 0 ||
/* check for zero in F_SECT_PER_TRACK */
(unsigned char)((g->sect << 2) >> FD_SIZECODE(g)) == 0 ||
g->track <= 0 || g->track > UDP->tracks >> STRETCH(g) ||
/* check if reserved bits are set */
(g->stretch & ~(FD_STRETCH | FD_SWAPSIDES | FD_SECTBASEMASK)) != 0)
@ -3378,6 +3386,24 @@ static int fd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
return 0;
}
static bool valid_floppy_drive_params(const short autodetect[8],
int native_format)
{
size_t floppy_type_size = ARRAY_SIZE(floppy_type);
size_t i = 0;
for (i = 0; i < 8; ++i) {
if (autodetect[i] < 0 ||
autodetect[i] >= floppy_type_size)
return false;
}
if (native_format < 0 || native_format >= floppy_type_size)
return false;
return true;
}
static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd,
unsigned long param)
{
@ -3504,6 +3530,9 @@ static int fd_locked_ioctl(struct block_device *bdev, fmode_t mode, unsigned int
SUPBOUND(size, strlen((const char *)outparam) + 1);
break;
case FDSETDRVPRM:
if (!valid_floppy_drive_params(inparam.dp.autodetect,
inparam.dp.native_format))
return -EINVAL;
*UDP = inparam.dp;
break;
case FDGETDRVPRM:
@ -3569,6 +3598,332 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode,
return ret;
}
#ifdef CONFIG_COMPAT
struct compat_floppy_drive_params {
char cmos;
compat_ulong_t max_dtr;
compat_ulong_t hlt;
compat_ulong_t hut;
compat_ulong_t srt;
compat_ulong_t spinup;
compat_ulong_t spindown;
unsigned char spindown_offset;
unsigned char select_delay;
unsigned char rps;
unsigned char tracks;
compat_ulong_t timeout;
unsigned char interleave_sect;
struct floppy_max_errors max_errors;
char flags;
char read_track;
short autodetect[8];
compat_int_t checkfreq;
compat_int_t native_format;
};
struct compat_floppy_drive_struct {
signed char flags;
compat_ulong_t spinup_date;
compat_ulong_t select_date;
compat_ulong_t first_read_date;
short probed_format;
short track;
short maxblock;
short maxtrack;
compat_int_t generation;
compat_int_t keep_data;
compat_int_t fd_ref;
compat_int_t fd_device;
compat_int_t last_checked;
compat_caddr_t dmabuf;
compat_int_t bufblocks;
};
struct compat_floppy_fdc_state {
compat_int_t spec1;
compat_int_t spec2;
compat_int_t dtr;
unsigned char version;
unsigned char dor;
compat_ulong_t address;
unsigned int rawcmd:2;
unsigned int reset:1;
unsigned int need_configure:1;
unsigned int perp_mode:2;
unsigned int has_fifo:1;
unsigned int driver_version;
unsigned char track[4];
};
struct compat_floppy_write_errors {
unsigned int write_errors;
compat_ulong_t first_error_sector;
compat_int_t first_error_generation;
compat_ulong_t last_error_sector;
compat_int_t last_error_generation;
compat_uint_t badness;
};
#define FDSETPRM32 _IOW(2, 0x42, struct compat_floppy_struct)
#define FDDEFPRM32 _IOW(2, 0x43, struct compat_floppy_struct)
#define FDSETDRVPRM32 _IOW(2, 0x90, struct compat_floppy_drive_params)
#define FDGETDRVPRM32 _IOR(2, 0x11, struct compat_floppy_drive_params)
#define FDGETDRVSTAT32 _IOR(2, 0x12, struct compat_floppy_drive_struct)
#define FDPOLLDRVSTAT32 _IOR(2, 0x13, struct compat_floppy_drive_struct)
#define FDGETFDCSTAT32 _IOR(2, 0x15, struct compat_floppy_fdc_state)
#define FDWERRORGET32 _IOR(2, 0x17, struct compat_floppy_write_errors)
static int compat_set_geometry(struct block_device *bdev, fmode_t mode, unsigned int cmd,
struct compat_floppy_struct __user *arg)
{
struct floppy_struct v;
int drive, type;
int err;
BUILD_BUG_ON(offsetof(struct floppy_struct, name) !=
offsetof(struct compat_floppy_struct, name));
if (!(mode & (FMODE_WRITE | FMODE_WRITE_IOCTL)))
return -EPERM;
memset(&v, 0, sizeof(struct floppy_struct));
if (copy_from_user(&v, arg, offsetof(struct floppy_struct, name)))
return -EFAULT;
mutex_lock(&floppy_mutex);
drive = (long)bdev->bd_disk->private_data;
type = ITYPE(UDRS->fd_device);
err = set_geometry(cmd == FDSETPRM32 ? FDSETPRM : FDDEFPRM,
&v, drive, type, bdev);
mutex_unlock(&floppy_mutex);
return err;
}
static int compat_get_prm(int drive,
struct compat_floppy_struct __user *arg)
{
struct compat_floppy_struct v;
struct floppy_struct *p;
int err;
memset(&v, 0, sizeof(v));
mutex_lock(&floppy_mutex);
err = get_floppy_geometry(drive, ITYPE(UDRS->fd_device), &p);
if (err) {
mutex_unlock(&floppy_mutex);
return err;
}
memcpy(&v, p, offsetof(struct floppy_struct, name));
mutex_unlock(&floppy_mutex);
if (copy_to_user(arg, &v, sizeof(struct compat_floppy_struct)))
return -EFAULT;
return 0;
}
static int compat_setdrvprm(int drive,
struct compat_floppy_drive_params __user *arg)
{
struct compat_floppy_drive_params v;
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
if (copy_from_user(&v, arg, sizeof(struct compat_floppy_drive_params)))
return -EFAULT;
if (!valid_floppy_drive_params(v.autodetect, v.native_format))
return -EINVAL;
mutex_lock(&floppy_mutex);
UDP->cmos = v.cmos;
UDP->max_dtr = v.max_dtr;
UDP->hlt = v.hlt;
UDP->hut = v.hut;
UDP->srt = v.srt;
UDP->spinup = v.spinup;
UDP->spindown = v.spindown;
UDP->spindown_offset = v.spindown_offset;
UDP->select_delay = v.select_delay;
UDP->rps = v.rps;
UDP->tracks = v.tracks;
UDP->timeout = v.timeout;
UDP->interleave_sect = v.interleave_sect;
UDP->max_errors = v.max_errors;
UDP->flags = v.flags;
UDP->read_track = v.read_track;
memcpy(UDP->autodetect, v.autodetect, sizeof(v.autodetect));
UDP->checkfreq = v.checkfreq;
UDP->native_format = v.native_format;
mutex_unlock(&floppy_mutex);
return 0;
}
static int compat_getdrvprm(int drive,
struct compat_floppy_drive_params __user *arg)
{
struct compat_floppy_drive_params v;
memset(&v, 0, sizeof(struct compat_floppy_drive_params));
mutex_lock(&floppy_mutex);
v.cmos = UDP->cmos;
v.max_dtr = UDP->max_dtr;
v.hlt = UDP->hlt;
v.hut = UDP->hut;
v.srt = UDP->srt;
v.spinup = UDP->spinup;
v.spindown = UDP->spindown;
v.spindown_offset = UDP->spindown_offset;
v.select_delay = UDP->select_delay;
v.rps = UDP->rps;
v.tracks = UDP->tracks;
v.timeout = UDP->timeout;
v.interleave_sect = UDP->interleave_sect;
v.max_errors = UDP->max_errors;
v.flags = UDP->flags;
v.read_track = UDP->read_track;
memcpy(v.autodetect, UDP->autodetect, sizeof(v.autodetect));
v.checkfreq = UDP->checkfreq;
v.native_format = UDP->native_format;
mutex_unlock(&floppy_mutex);
if (copy_from_user(arg, &v, sizeof(struct compat_floppy_drive_params)))
return -EFAULT;
return 0;
}
static int compat_getdrvstat(int drive, bool poll,
struct compat_floppy_drive_struct __user *arg)
{
struct compat_floppy_drive_struct v;
memset(&v, 0, sizeof(struct compat_floppy_drive_struct));
mutex_lock(&floppy_mutex);
if (poll) {
if (lock_fdc(drive, true))
goto Eintr;
if (poll_drive(true, FD_RAW_NEED_DISK) == -EINTR)
goto Eintr;
process_fd_request();
}
v.spinup_date = UDRS->spinup_date;
v.select_date = UDRS->select_date;
v.first_read_date = UDRS->first_read_date;
v.probed_format = UDRS->probed_format;
v.track = UDRS->track;
v.maxblock = UDRS->maxblock;
v.maxtrack = UDRS->maxtrack;
v.generation = UDRS->generation;
v.keep_data = UDRS->keep_data;
v.fd_ref = UDRS->fd_ref;
v.fd_device = UDRS->fd_device;
v.last_checked = UDRS->last_checked;
v.dmabuf = (uintptr_t)UDRS->dmabuf;
v.bufblocks = UDRS->bufblocks;
mutex_unlock(&floppy_mutex);
if (copy_from_user(arg, &v, sizeof(struct compat_floppy_drive_struct)))
return -EFAULT;
return 0;
Eintr:
mutex_unlock(&floppy_mutex);
return -EINTR;
}
static int compat_getfdcstat(int drive,
struct compat_floppy_fdc_state __user *arg)
{
struct compat_floppy_fdc_state v32;
struct floppy_fdc_state v;
mutex_lock(&floppy_mutex);
v = *UFDCS;
mutex_unlock(&floppy_mutex);
memset(&v32, 0, sizeof(struct compat_floppy_fdc_state));
v32.spec1 = v.spec1;
v32.spec2 = v.spec2;
v32.dtr = v.dtr;
v32.version = v.version;
v32.dor = v.dor;
v32.address = v.address;
v32.rawcmd = v.rawcmd;
v32.reset = v.reset;
v32.need_configure = v.need_configure;
v32.perp_mode = v.perp_mode;
v32.has_fifo = v.has_fifo;
v32.driver_version = v.driver_version;
memcpy(v32.track, v.track, 4);
if (copy_to_user(arg, &v32, sizeof(struct compat_floppy_fdc_state)))
return -EFAULT;
return 0;
}
static int compat_werrorget(int drive,
struct compat_floppy_write_errors __user *arg)
{
struct compat_floppy_write_errors v32;
struct floppy_write_errors v;
memset(&v32, 0, sizeof(struct compat_floppy_write_errors));
mutex_lock(&floppy_mutex);
v = *UDRWE;
mutex_unlock(&floppy_mutex);
v32.write_errors = v.write_errors;
v32.first_error_sector = v.first_error_sector;
v32.first_error_generation = v.first_error_generation;
v32.last_error_sector = v.last_error_sector;
v32.last_error_generation = v.last_error_generation;
v32.badness = v.badness;
if (copy_to_user(arg, &v32, sizeof(struct compat_floppy_write_errors)))
return -EFAULT;
return 0;
}
static int fd_compat_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd,
unsigned long param)
{
int drive = (long)bdev->bd_disk->private_data;
switch (cmd) {
case FDMSGON:
case FDMSGOFF:
case FDSETEMSGTRESH:
case FDFLUSH:
case FDWERRORCLR:
case FDEJECT:
case FDCLRPRM:
case FDFMTBEG:
case FDRESET:
case FDTWADDLE:
return fd_ioctl(bdev, mode, cmd, param);
case FDSETMAXERRS:
case FDGETMAXERRS:
case FDGETDRVTYP:
case FDFMTEND:
case FDFMTTRK:
case FDRAWCMD:
return fd_ioctl(bdev, mode, cmd,
(unsigned long)compat_ptr(param));
case FDSETPRM32:
case FDDEFPRM32:
return compat_set_geometry(bdev, mode, cmd, compat_ptr(param));
case FDGETPRM32:
return compat_get_prm(drive, compat_ptr(param));
case FDSETDRVPRM32:
return compat_setdrvprm(drive, compat_ptr(param));
case FDGETDRVPRM32:
return compat_getdrvprm(drive, compat_ptr(param));
case FDPOLLDRVSTAT32:
return compat_getdrvstat(drive, true, compat_ptr(param));
case FDGETDRVSTAT32:
return compat_getdrvstat(drive, false, compat_ptr(param));
case FDGETFDCSTAT32:
return compat_getfdcstat(drive, compat_ptr(param));
case FDWERRORGET32:
return compat_werrorget(drive, compat_ptr(param));
}
return -EINVAL;
}
#endif
static void __init config_types(void)
{
bool has_drive = false;
@ -3885,6 +4240,9 @@ static const struct block_device_operations floppy_fops = {
.getgeo = fd_getgeo,
.check_events = floppy_check_events,
.revalidate_disk = floppy_revalidate,
#ifdef CONFIG_COMPAT
.compat_ioctl = fd_compat_ioctl,
#endif
};
/*

3
drivers/bluetooth/hci_ath.c
View file

@ -101,6 +101,9 @@ static int ath_open(struct hci_uart *hu)
BT_DBG("hu %p", hu);
if (!hci_uart_has_flow_control(hu))
return -EOPNOTSUPP;
ath = kzalloc(sizeof(*ath), GFP_KERNEL);
if (!ath)
return -ENOMEM;

3
drivers/bluetooth/hci_bcm.c
View file

@ -279,6 +279,9 @@ static int bcm_open(struct hci_uart *hu)
bt_dev_dbg(hu->hdev, "hu %p", hu);
if (!hci_uart_has_flow_control(hu))
return -EOPNOTSUPP;
bcm = kzalloc(sizeof(*bcm), GFP_KERNEL);
if (!bcm)
return -ENOMEM;

5
drivers/bluetooth/hci_bcsp.c
View file

@ -729,6 +729,11 @@ static int bcsp_close(struct hci_uart *hu)
skb_queue_purge(&bcsp->rel);
skb_queue_purge(&bcsp->unrel);
if (bcsp->rx_skb) {
kfree_skb(bcsp->rx_skb);
bcsp->rx_skb = NULL;
}
kfree(bcsp);
return 0;
}

3
drivers/bluetooth/hci_intel.c
View file

@ -407,6 +407,9 @@ static int intel_open(struct hci_uart *hu)
BT_DBG("hu %p", hu);
if (!hci_uart_has_flow_control(hu))
return -EOPNOTSUPP;
intel = kzalloc(sizeof(*intel), GFP_KERNEL);
if (!intel)
return -ENOMEM;

9
drivers/bluetooth/hci_ldisc.c
View file

@ -257,6 +257,15 @@ static int hci_uart_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
return 0;
}
/* Check the underlying device or tty has flow control support */
bool hci_uart_has_flow_control(struct hci_uart *hu)
{
if (hu->tty->driver->ops->tiocmget && hu->tty->driver->ops->tiocmset)
return true;
return false;
}
/* Flow control or un-flow control the device */
void hci_uart_set_flow_control(struct hci_uart *hu, bool enable)
{

1
drivers/bluetooth/hci_uart.h
View file

@ -105,6 +105,7 @@ int hci_uart_tx_wakeup(struct hci_uart *hu);
int hci_uart_init_ready(struct hci_uart *hu);
void hci_uart_init_tty(struct hci_uart *hu);
void hci_uart_set_baudrate(struct hci_uart *hu, unsigned int speed);
bool hci_uart_has_flow_control(struct hci_uart *hu);
void hci_uart_set_flow_control(struct hci_uart *hu, bool enable);
void hci_uart_set_speeds(struct hci_uart *hu, unsigned int init_speed,
unsigned int oper_speed);

3
drivers/char/hpet.c
View file

@ -569,8 +569,7 @@ static inline unsigned long hpet_time_div(struct hpets *hpets,
unsigned long long m;
m = hpets->hp_tick_freq + (dis >> 1);
do_div(m, dis);
return (unsigned long)m;
return div64_ul(m, dis);
}
static int

4
drivers/crypto/talitos.c
View file

@ -1446,11 +1446,15 @@ static void ablkcipher_done(struct device *dev,
int err)
{
struct ablkcipher_request *areq = context;
struct crypto_ablkcipher *cipher = crypto_ablkcipher_reqtfm(areq);
struct talitos_ctx *ctx = crypto_ablkcipher_ctx(cipher);
unsigned int ivsize = crypto_ablkcipher_ivsize(cipher);
struct talitos_edesc *edesc;
edesc = container_of(desc, struct talitos_edesc, desc);
common_nonsnoop_unmap(dev, edesc, areq);
memcpy(areq->info, ctx->iv, ivsize);
kfree(edesc);

48
drivers/dma/imx-sdma.c
View file

@ -1786,27 +1786,6 @@ static int sdma_probe(struct platform_device *pdev)
if (pdata && pdata->script_addrs)
sdma_add_scripts(sdma, pdata->script_addrs);
if (pdata) {
ret = sdma_get_firmware(sdma, pdata->fw_name);
if (ret)
dev_warn(&pdev->dev, "failed to get firmware from platform data\n");
} else {
/*
* Because that device tree does not encode ROM script address,
* the RAM script in firmware is mandatory for device tree
* probe, otherwise it fails.
*/
ret = of_property_read_string(np, "fsl,sdma-ram-script-name",
&fw_name);
if (ret)
dev_warn(&pdev->dev, "failed to get firmware name\n");
else {
ret = sdma_get_firmware(sdma, fw_name);
if (ret)
dev_warn(&pdev->dev, "failed to get firmware from device tree\n");
}
}
sdma->dma_device.dev = &pdev->dev;
sdma->dma_device.device_alloc_chan_resources = sdma_alloc_chan_resources;
@ -1848,6 +1827,33 @@ static int sdma_probe(struct platform_device *pdev)
of_node_put(spba_bus);
}
/*
* Kick off firmware loading as the very last step:
* attempt to load firmware only if we're not on the error path, because
* the firmware callback requires a fully functional and allocated sdma
* instance.
*/
if (pdata) {
ret = sdma_get_firmware(sdma, pdata->fw_name);
if (ret)
dev_warn(&pdev->dev, "failed to get firmware from platform data\n");
} else {
/*
* Because that device tree does not encode ROM script address,
* the RAM script in firmware is mandatory for device tree
* probe, otherwise it fails.
*/
ret = of_property_read_string(np, "fsl,sdma-ram-script-name",
&fw_name);
if (ret) {
dev_warn(&pdev->dev, "failed to get firmware name\n");
} else {
ret = sdma_get_firmware(sdma, fw_name);
if (ret)
dev_warn(&pdev->dev, "failed to get firmware from device tree\n");
}
}
return 0;
err_register:

24
drivers/edac/edac_mc_sysfs.c
View file

@ -26,7 +26,7 @@
static int edac_mc_log_ue = 1;
static int edac_mc_log_ce = 1;
static int edac_mc_panic_on_ue;
static int edac_mc_poll_msec = 1000;
static unsigned int edac_mc_poll_msec = 1000;
/* Getter functions for above */
int edac_mc_get_log_ue(void)
@ -45,30 +45,30 @@ int edac_mc_get_panic_on_ue(void)
}
/* this is temporary */
int edac_mc_get_poll_msec(void)
unsigned int edac_mc_get_poll_msec(void)
{
return edac_mc_poll_msec;
}
static int edac_set_poll_msec(const char *val, struct kernel_param *kp)
{
unsigned long l;
unsigned int i;
int ret;
if (!val)
return -EINVAL;
ret = kstrtoul(val, 0, &l);
ret = kstrtouint(val, 0, &i);
if (ret)
return ret;
if (l < 1000)
if (i < 1000)
return -EINVAL;
*((unsigned long *)kp->arg) = l;
*((unsigned int *)kp->arg) = i;
/* notify edac_mc engine to reset the poll period */
edac_mc_reset_delay_period(l);
edac_mc_reset_delay_period(i);
return 0;
}
@ -82,7 +82,7 @@ MODULE_PARM_DESC(edac_mc_log_ue,
module_param(edac_mc_log_ce, int, 0644);
MODULE_PARM_DESC(edac_mc_log_ce,
"Log correctable error to console: 0=off 1=on");
module_param_call(edac_mc_poll_msec, edac_set_poll_msec, param_get_int,
module_param_call(edac_mc_poll_msec, edac_set_poll_msec, param_get_uint,
&edac_mc_poll_msec, 0644);
MODULE_PARM_DESC(edac_mc_poll_msec, "Polling period in milliseconds");
@ -426,6 +426,8 @@ static inline int nr_pages_per_csrow(struct csrow_info *csrow)
static int edac_create_csrow_object(struct mem_ctl_info *mci,
struct csrow_info *csrow, int index)
{
int err;
csrow->dev.type = &csrow_attr_type;
csrow->dev.bus = mci->bus;
csrow->dev.groups = csrow_dev_groups;
@ -438,7 +440,11 @@ static int edac_create_csrow_object(struct mem_ctl_info *mci,
edac_dbg(0, "creating (virtual) csrow node %s\n",
dev_name(&csrow->dev));
return device_add(&csrow->dev);
err = device_add(&csrow->dev);
if (err)
put_device(&csrow->dev);
return err;
}
/* Create a CSROW object under specifed edac_mc_device */

2
drivers/edac/edac_module.h
View file

@ -33,7 +33,7 @@ extern int edac_mc_get_log_ue(void);
extern int edac_mc_get_log_ce(void);
extern int edac_mc_get_panic_on_ue(void);
extern int edac_get_poll_msec(void);
extern int edac_mc_get_poll_msec(void);
extern unsigned int edac_mc_get_poll_msec(void);
unsigned edac_dimm_info_location(struct dimm_info *dimm, char *buf,
unsigned len);

17
drivers/gpio/gpio-omap.c
View file

@ -821,9 +821,9 @@ static void omap_gpio_irq_shutdown(struct irq_data *d)
raw_spin_lock_irqsave(&bank->lock, flags);
bank->irq_usage &= ~(BIT(offset));
omap_set_gpio_irqenable(bank, offset, 0);
omap_clear_gpio_irqstatus(bank, offset);
omap_set_gpio_triggering(bank, offset, IRQ_TYPE_NONE);
omap_clear_gpio_irqstatus(bank, offset);
omap_set_gpio_irqenable(bank, offset, 0);
if (!LINE_USED(bank->mod_usage, offset))
omap_clear_gpio_debounce(bank, offset);
omap_disable_gpio_module(bank, offset);
@ -865,8 +865,8 @@ static void omap_gpio_mask_irq(struct irq_data *d)
unsigned long flags;
raw_spin_lock_irqsave(&bank->lock, flags);
omap_set_gpio_irqenable(bank, offset, 0);
omap_set_gpio_triggering(bank, offset, IRQ_TYPE_NONE);
omap_set_gpio_irqenable(bank, offset, 0);
raw_spin_unlock_irqrestore(&bank->lock, flags);
}
@ -878,9 +878,6 @@ static void omap_gpio_unmask_irq(struct irq_data *d)
unsigned long flags;
raw_spin_lock_irqsave(&bank->lock, flags);
if (trigger)
omap_set_gpio_triggering(bank, offset, trigger);
omap_set_gpio_irqenable(bank, offset, 1);
/*
@ -888,9 +885,13 @@ static void omap_gpio_unmask_irq(struct irq_data *d)
* is cleared, thus after the handler has run. OMAP4 needs this done
* after enabing the interrupt to clear the wakeup status.
*/
if (bank->level_mask & BIT(offset))
if (bank->regs->leveldetect0 && bank->regs->wkup_en &&
trigger & (IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW))
omap_clear_gpio_irqstatus(bank, offset);
if (trigger)
omap_set_gpio_triggering(bank, offset, trigger);
raw_spin_unlock_irqrestore(&bank->lock, flags);
}
@ -1611,6 +1612,8 @@ static struct omap_gpio_reg_offs omap4_gpio_regs = {
.clr_dataout = OMAP4_GPIO_CLEARDATAOUT,
.irqstatus = OMAP4_GPIO_IRQSTATUS0,
.irqstatus2 = OMAP4_GPIO_IRQSTATUS1,
.irqstatus_raw0 = OMAP4_GPIO_IRQSTATUSRAW0,
.irqstatus_raw1 = OMAP4_GPIO_IRQSTATUSRAW1,
.irqenable = OMAP4_GPIO_IRQSTATUSSET0,
.irqenable2 = OMAP4_GPIO_IRQSTATUSSET1,
.set_irqenable = OMAP4_GPIO_IRQSTATUSSET0,

20
drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c
View file

@ -184,6 +184,25 @@ nvkm_i2c_fini(struct nvkm_subdev *subdev, bool suspend)
return 0;
}
static int
nvkm_i2c_preinit(struct nvkm_subdev *subdev)
{
struct nvkm_i2c *i2c = nvkm_i2c(subdev);
struct nvkm_i2c_bus *bus;
struct nvkm_i2c_pad *pad;
/*
* We init our i2c busses as early as possible, since they may be
* needed by the vbios init scripts on some cards
*/
list_for_each_entry(pad, &i2c->pad, head)
nvkm_i2c_pad_init(pad);
list_for_each_entry(bus, &i2c->bus, head)
nvkm_i2c_bus_init(bus);
return 0;
}
static int
nvkm_i2c_init(struct nvkm_subdev *subdev)
{
@ -238,6 +257,7 @@ nvkm_i2c_dtor(struct nvkm_subdev *subdev)
static const struct nvkm_subdev_func
nvkm_i2c = {
.dtor = nvkm_i2c_dtor,
.preinit = nvkm_i2c_preinit,
.init = nvkm_i2c_init,
.fini = nvkm_i2c_fini,
.intr = nvkm_i2c_intr,

9
drivers/gpu/drm/panel/panel-simple.c
View file

@ -1389,7 +1389,14 @@ static int panel_simple_dsi_probe(struct mipi_dsi_device *dsi)
dsi->format = desc->format;
dsi->lanes = desc->lanes;
return mipi_dsi_attach(dsi);
err = mipi_dsi_attach(dsi);
if (err) {
struct panel_simple *panel = dev_get_drvdata(&dsi->dev);
drm_panel_remove(&panel->base);
}
return err;
}
static int panel_simple_dsi_remove(struct mipi_dsi_device *dsi)

3
drivers/gpu/drm/virtio/virtgpu_ioctl.c
View file

@ -535,6 +535,9 @@ static int virtio_gpu_get_caps_ioctl(struct drm_device *dev,
ret = wait_event_timeout(vgdev->resp_wq,
atomic_read(&cache_ent->is_valid), 5 * HZ);
/* is_valid check must proceed before copy of the cache entry. */
smp_rmb();
ptr = cache_ent->caps_cache;
copy_exit:

2
drivers/gpu/drm/virtio/virtgpu_vq.c
View file

@ -618,6 +618,8 @@ static void virtio_gpu_cmd_capset_cb(struct virtio_gpu_device *vgdev,
cache_ent->id == le32_to_cpu(cmd->capset_id)) {
memcpy(cache_ent->caps_cache, resp->capset_data,
cache_ent->size);
/* Copy must occur before is_valid is signalled. */
smp_wmb();
atomic_set(&cache_ent->is_valid, 1);
break;
}

2
drivers/gpu/ipu-v3/ipu-ic.c
View file

@ -255,7 +255,7 @@ static int init_csc(struct ipu_ic *ic,
writel(param, base++);
param = ((a[0] & 0x1fe0) >> 5) | (params->scale << 8) |
(params->sat << 9);
(params->sat << 10);
writel(param, base++);
param = ((a[1] & 0x1f) << 27) | ((c[0][1] & 0x1ff) << 18) |

2
drivers/hwtracing/intel_th/msu.c
View file

@ -625,7 +625,7 @@ static int msc_buffer_contig_alloc(struct msc *msc, unsigned long size)
goto err_out;
ret = -ENOMEM;
page = alloc_pages(GFP_KERNEL | __GFP_ZERO, order);
page = alloc_pages(GFP_KERNEL | __GFP_ZERO | GFP_DMA32, order);
if (!page)
goto err_free_sgt;

20
drivers/input/tablet/gtco.c
View file

@ -78,6 +78,7 @@ Scott Hill shill@gtcocalcomp.com
/* Max size of a single report */
#define REPORT_MAX_SIZE 10
#define MAX_COLLECTION_LEVELS 10
/* Bitmask whether pen is in range */
@ -224,8 +225,7 @@ static void parse_hid_report_descriptor(struct gtco *device, char * report,
char maintype = 'x';
char globtype[12];
int indent = 0;
char indentstr[10] = "";
char indentstr[MAX_COLLECTION_LEVELS + 1] = { 0 };
dev_dbg(ddev, "======>>>>>>PARSE<<<<<<======\n");
@ -351,6 +351,13 @@ static void parse_hid_report_descriptor(struct gtco *device, char * report,
case TAG_MAIN_COL_START:
maintype = 'S';
if (indent == MAX_COLLECTION_LEVELS) {
dev_err(ddev, "Collection level %d would exceed limit of %d\n",
indent + 1,
MAX_COLLECTION_LEVELS);
break;
}
if (data == 0) {
dev_dbg(ddev, "======>>>>>> Physical\n");
strcpy(globtype, "Physical");
@ -370,8 +377,15 @@ static void parse_hid_report_descriptor(struct gtco *device, char * report,
break;
case TAG_MAIN_COL_END:
dev_dbg(ddev, "<<<<<<======\n");
maintype = 'E';
if (indent == 0) {
dev_err(ddev, "Collection level already at zero\n");
break;
}
dev_dbg(ddev, "<<<<<<======\n");
indent--;
for (x = 0; x < indent; x++)
indentstr[x] = '-';

3
drivers/isdn/hardware/mISDN/hfcsusb.c
View file

@ -1963,6 +1963,9 @@ hfcsusb_probe(struct usb_interface *intf, const struct usb_device_id *id)
/* get endpoint base */
idx = ((ep_addr & 0x7f) - 1) * 2;
if (idx > 15)
return -EIO;
if (ep_addr & 0x80)
idx++;
attr = ep->desc.bmAttributes;

6
drivers/mailbox/mailbox.c
View file

@ -389,11 +389,13 @@ struct mbox_chan *mbox_request_channel_byname(struct mbox_client *cl,
of_property_for_each_string(np, "mbox-names", prop, mbox_name) {
if (!strncmp(name, mbox_name, strlen(name)))
break;
return mbox_request_channel(cl, index);
index++;
}
return mbox_request_channel(cl, index);
dev_err(cl->dev, "%s() could not locate channel named \"%s\"\n",
__func__, name);
return ERR_PTR(-EINVAL);
}
EXPORT_SYMBOL_GPL(mbox_request_channel_byname);

2
drivers/md/bcache/super.c
View file

@ -1403,7 +1403,7 @@ static void cache_set_flush(struct closure *cl)
kobject_put(&c->internal);
kobject_del(&c->kobj);
if (c->gc_thread)
if (!IS_ERR_OR_NULL(c->gc_thread))
kthread_stop(c->gc_thread);
if (!IS_ERR_OR_NULL(c->root))

4
drivers/md/dm-bufio.c
View file

@ -1561,9 +1561,7 @@ dm_bufio_shrink_scan(struct shrinker *shrink, struct shrink_control *sc)
unsigned long freed;
c = container_of(shrink, struct dm_bufio_client, shrinker);
if (sc->gfp_mask & __GFP_FS)
dm_bufio_lock(c);
else if (!dm_bufio_trylock(c))
if (!dm_bufio_trylock(c))
return SHRINK_STOP;
freed = __scan(c, sc->nr_to_scan, sc->gfp_mask);

22
drivers/media/dvb-frontends/tua6100.c
View file

@ -80,8 +80,8 @@ static int tua6100_set_params(struct dvb_frontend *fe)
struct i2c_msg msg1 = { .addr = priv->i2c_address, .flags = 0, .buf = reg1, .len = 4 };
struct i2c_msg msg2 = { .addr = priv->i2c_address, .flags = 0, .buf = reg2, .len = 3 };
#define _R 4
#define _P 32
#define _R_VAL 4
#define _P_VAL 32
#define _ri 4000000
// setup register 0
@ -96,14 +96,14 @@ static int tua6100_set_params(struct dvb_frontend *fe)
else
reg1[1] = 0x0c;
if (_P == 64)
if (_P_VAL == 64)
reg1[1] |= 0x40;
if (c->frequency >= 1525000)
reg1[1] |= 0x80;
// register 2
reg2[1] = (_R >> 8) & 0x03;
reg2[2] = _R;
reg2[1] = (_R_VAL >> 8) & 0x03;
reg2[2] = _R_VAL;
if (c->frequency < 1455000)
reg2[1] |= 0x1c;
else if (c->frequency < 1630000)
@ -115,18 +115,18 @@ static int tua6100_set_params(struct dvb_frontend *fe)
* The N divisor ratio (note: c->frequency is in kHz, but we
* need it in Hz)
*/
prediv = (c->frequency * _R) / (_ri / 1000);
div = prediv / _P;
prediv = (c->frequency * _R_VAL) / (_ri / 1000);
div = prediv / _P_VAL;
reg1[1] |= (div >> 9) & 0x03;
reg1[2] = div >> 1;
reg1[3] = (div << 7);
priv->frequency = ((div * _P) * (_ri / 1000)) / _R;
priv->frequency = ((div * _P_VAL) * (_ri / 1000)) / _R_VAL;
// Finally, calculate and store the value for A
reg1[3] |= (prediv - (div*_P)) & 0x7f;
reg1[3] |= (prediv - (div*_P_VAL)) & 0x7f;
#undef _R
#undef _P
#undef _R_VAL
#undef _P_VAL
#undef _ri
if (fe->ops.i2c_gate_ctrl)

2
drivers/media/i2c/Makefile
View file

@ -28,7 +28,7 @@ obj-$(CONFIG_VIDEO_ADV7393) += adv7393.o
obj-$(CONFIG_VIDEO_ADV7604) += adv7604.o
obj-$(CONFIG_VIDEO_ADV7842) += adv7842.o
obj-$(CONFIG_VIDEO_AD9389B) += ad9389b.o
obj-$(CONFIG_VIDEO_ADV7511) += adv7511.o
obj-$(CONFIG_VIDEO_ADV7511) += adv7511-v4l2.o
obj-$(CONFIG_VIDEO_VPX3220) += vpx3220.o
obj-$(CONFIG_VIDEO_VS6624) += vs6624.o
obj-$(CONFIG_VIDEO_BT819) += bt819.o

5
drivers/media/i2c/adv7511.c → drivers/media/i2c/adv7511-v4l2.c
View file

@ -17,6 +17,11 @@
* SOFTWARE.
*/
/*
* This file is named adv7511-v4l2.c so it doesn't conflict with the Analog
* Device ADV7511 (config fragment CONFIG_DRM_I2C_ADV7511).
*/
#include <linux/kernel.h>
#include <linux/module.h>

9
drivers/media/platform/coda/coda-bit.c
View file

@ -1581,6 +1581,7 @@ static int __coda_start_decoding(struct coda_ctx *ctx)
coda_write(dev, 0, CODA_REG_BIT_BIT_STREAM_PARAM);
return -ETIMEDOUT;
}
ctx->sequence_offset = ~0U;
ctx->initialized = 1;
/* Update kfifo out pointer from coda bitstream read pointer */
@ -1966,12 +1967,17 @@ static void coda_finish_decode(struct coda_ctx *ctx)
else if (ctx->display_idx < 0)
ctx->hold = true;
} else if (decoded_idx == -2) {
if (ctx->display_idx >= 0 &&
ctx->display_idx < ctx->num_internal_frames)
ctx->sequence_offset++;
/* no frame was decoded, we still return remaining buffers */
} else if (decoded_idx < 0 || decoded_idx >= ctx->num_internal_frames) {
v4l2_err(&dev->v4l2_dev,
"decoded frame index out of range: %d\n", decoded_idx);
} else {
val = coda_read(dev, CODA_RET_DEC_PIC_FRAME_NUM) - 1;
val = coda_read(dev, CODA_RET_DEC_PIC_FRAME_NUM);
if (ctx->sequence_offset == -1)
ctx->sequence_offset = val;
val -= ctx->sequence_offset;
spin_lock_irqsave(&ctx->buffer_meta_lock, flags);
if (!list_empty(&ctx->buffer_meta_list)) {
@ -2101,7 +2107,6 @@ irqreturn_t coda_irq_handler(int irq, void *data)
if (ctx == NULL) {
v4l2_err(&dev->v4l2_dev,
"Instance released before the end of transaction\n");
mutex_unlock(&dev->coda_mutex);
return IRQ_HANDLED;
}

5
drivers/media/platform/davinci/vpss.c
View file

@ -523,6 +523,11 @@ static int __init vpss_init(void)
return -EBUSY;
oper_cfg.vpss_regs_base2 = ioremap(VPSS_CLK_CTRL, 4);
if (unlikely(!oper_cfg.vpss_regs_base2)) {
release_mem_region(VPSS_CLK_CTRL, 4);
return -ENOMEM;
}
writel(VPSS_CLK_CTRL_VENCCLKEN |
VPSS_CLK_CTRL_DACCLKEN, oper_cfg.vpss_regs_base2);

5
drivers/media/platform/marvell-ccic/mcam-core.c
View file

@ -209,7 +209,6 @@ struct mcam_vb_buffer {
struct list_head queue;
struct mcam_dma_desc *dma_desc; /* Descriptor virtual address */
dma_addr_t dma_desc_pa; /* Descriptor physical address */
int dma_desc_nent; /* Number of mapped descriptors */
};
static inline struct mcam_vb_buffer *vb_to_mvb(struct vb2_v4l2_buffer *vb)
@ -616,9 +615,11 @@ static void mcam_dma_contig_done(struct mcam_camera *cam, int frame)
static void mcam_sg_next_buffer(struct mcam_camera *cam)
{
struct mcam_vb_buffer *buf;
struct sg_table *sg_table;
buf = list_first_entry(&cam->buffers, struct mcam_vb_buffer, queue);
list_del_init(&buf->queue);
sg_table = vb2_dma_sg_plane_desc(&buf->vb_buf.vb2_buf, 0);
/*
* Very Bad Not Good Things happen if you don't clear
* C1_DESC_ENA before making any descriptor changes.
@ -626,7 +627,7 @@ static void mcam_sg_next_buffer(struct mcam_camera *cam)
mcam_reg_clear_bit(cam, REG_CTRL1, C1_DESC_ENA);
mcam_reg_write(cam, REG_DMA_DESC_Y, buf->dma_desc_pa);
mcam_reg_write(cam, REG_DESC_LEN_Y,
buf->dma_desc_nent*sizeof(struct mcam_dma_desc));
sg_table->nents * sizeof(struct mcam_dma_desc));
mcam_reg_write(cam, REG_DESC_LEN_U, 0);
mcam_reg_write(cam, REG_DESC_LEN_V, 0);
mcam_reg_set_bit(cam, REG_CTRL1, C1_DESC_ENA);

30
drivers/media/radio/radio-raremono.c
View file

@ -283,6 +283,14 @@ static int vidioc_g_frequency(struct file *file, void *priv,
return 0;
}
static void raremono_device_release(struct v4l2_device *v4l2_dev)
{
struct raremono_device *radio = to_raremono_dev(v4l2_dev);
kfree(radio->buffer);
kfree(radio);
}
/* File system interface */
static const struct v4l2_file_operations usb_raremono_fops = {
.owner = THIS_MODULE,
@ -307,12 +315,14 @@ static int usb_raremono_probe(struct usb_interface *intf,
struct raremono_device *radio;
int retval = 0;
radio = devm_kzalloc(&intf->dev, sizeof(struct raremono_device), GFP_KERNEL);
if (radio)
radio->buffer = devm_kmalloc(&intf->dev, BUFFER_LENGTH, GFP_KERNEL);
if (!radio || !radio->buffer)
radio = kzalloc(sizeof(*radio), GFP_KERNEL);
if (!radio)
return -ENOMEM;
radio->buffer = kmalloc(BUFFER_LENGTH, GFP_KERNEL);
if (!radio->buffer) {
kfree(radio);
return -ENOMEM;
}
radio->usbdev = interface_to_usbdev(intf);
radio->intf = intf;
@ -336,7 +346,8 @@ static int usb_raremono_probe(struct usb_interface *intf,
if (retval != 3 ||
(get_unaligned_be16(&radio->buffer[1]) & 0xfff) == 0x0242) {
dev_info(&intf->dev, "this is not Thanko's Raremono.\n");
return -ENODEV;
retval = -ENODEV;
goto free_mem;
}
dev_info(&intf->dev, "Thanko's Raremono connected: (%04X:%04X)\n",
@ -345,7 +356,7 @@ static int usb_raremono_probe(struct usb_interface *intf,
retval = v4l2_device_register(&intf->dev, &radio->v4l2_dev);
if (retval < 0) {
dev_err(&intf->dev, "couldn't register v4l2_device\n");
return retval;
goto free_mem;
}
mutex_init(&radio->lock);
@ -357,6 +368,7 @@ static int usb_raremono_probe(struct usb_interface *intf,
radio->vdev.ioctl_ops = &usb_raremono_ioctl_ops;
radio->vdev.lock = &radio->lock;
radio->vdev.release = video_device_release_empty;
radio->v4l2_dev.release = raremono_device_release;
usb_set_intfdata(intf, &radio->v4l2_dev);
@ -372,6 +384,10 @@ static int usb_raremono_probe(struct usb_interface *intf,
}
dev_err(&intf->dev, "could not register video device\n");
v4l2_device_unregister(&radio->v4l2_dev);
free_mem:
kfree(radio->buffer);
kfree(radio);
return retval;
}

3
drivers/media/radio/wl128x/fmdrv_v4l2.c
View file

@ -553,6 +553,7 @@ int fm_v4l2_init_video_device(struct fmdev *fmdev, int radio_nr)
/* Register with V4L2 subsystem as RADIO device */
if (video_register_device(&gradio_dev, VFL_TYPE_RADIO, radio_nr)) {
v4l2_device_unregister(&fmdev->v4l2_dev);
fmerr("Could not register video device\n");
return -ENOMEM;
}
@ -566,6 +567,8 @@ int fm_v4l2_init_video_device(struct fmdev *fmdev, int radio_nr)
if (ret < 0) {
fmerr("(fmdev): Can't init ctrl handler\n");
v4l2_ctrl_handler_free(&fmdev->ctrl_handler);
video_unregister_device(fmdev->radio_dev);
v4l2_device_unregister(&fmdev->v4l2_dev);
return -EBUSY;
}

3
drivers/media/usb/cpia2/cpia2_usb.c
View file

@ -884,7 +884,6 @@ static void cpia2_usb_disconnect(struct usb_interface *intf)
cpia2_unregister_camera(cam);
v4l2_device_disconnect(&cam->v4l2_dev);
mutex_unlock(&cam->v4l2_lock);
v4l2_device_put(&cam->v4l2_dev);
if(cam->buffers) {
DBG("Wakeup waiting processes\n");
@ -897,6 +896,8 @@ static void cpia2_usb_disconnect(struct usb_interface *intf)
DBG("Releasing interface\n");
usb_driver_release_interface(&cpia2_driver, intf);
v4l2_device_put(&cam->v4l2_dev);
LOG("CPiA2 camera disconnected.\n");
}

7
drivers/media/usb/dvb-usb/dvb-usb-init.c
View file

@ -286,12 +286,15 @@ EXPORT_SYMBOL(dvb_usb_device_init);
void dvb_usb_device_exit(struct usb_interface *intf)
{
struct dvb_usb_device *d = usb_get_intfdata(intf);
const char *name = "generic DVB-USB module";
const char *default_name = "generic DVB-USB module";
char name[40];
usb_set_intfdata(intf, NULL);
if (d != NULL && d->desc != NULL) {
name = d->desc->name;
strscpy(name, d->desc->name, sizeof(name));
dvb_usb_exit(d);
} else {
strscpy(name, default_name, sizeof(name));
}
info("%s successfully deinitialized and disconnected.", name);

9
drivers/media/v4l2-core/v4l2-ctrls.c
View file

@ -2073,16 +2073,15 @@ struct v4l2_ctrl *v4l2_ctrl_new_custom(struct v4l2_ctrl_handler *hdl,
v4l2_ctrl_fill(cfg->id, &name, &type, &min, &max, &step,
&def, &flags);
is_menu = (cfg->type == V4L2_CTRL_TYPE_MENU ||
cfg->type == V4L2_CTRL_TYPE_INTEGER_MENU);
is_menu = (type == V4L2_CTRL_TYPE_MENU ||
type == V4L2_CTRL_TYPE_INTEGER_MENU);
if (is_menu)
WARN_ON(step);
else
WARN_ON(cfg->menu_skip_mask);
if (cfg->type == V4L2_CTRL_TYPE_MENU && qmenu == NULL)
if (type == V4L2_CTRL_TYPE_MENU && !qmenu) {
qmenu = v4l2_ctrl_get_menu(cfg->id);
else if (cfg->type == V4L2_CTRL_TYPE_INTEGER_MENU &&
qmenu_int == NULL) {
} else if (type == V4L2_CTRL_TYPE_INTEGER_MENU && !qmenu_int) {
handler_set_err(hdl, -EINVAL);
return NULL;
}

13
drivers/memstick/core/memstick.c
View file

@ -629,13 +629,18 @@ static int __init memstick_init(void)
return -ENOMEM;
rc = bus_register(&memstick_bus_type);
if (!rc)
rc = class_register(&memstick_host_class);
if (rc)
goto error_destroy_workqueue;
if (!rc)
return 0;
rc = class_register(&memstick_host_class);
if (rc)
goto error_bus_unregister;
return 0;
error_bus_unregister:
bus_unregister(&memstick_bus_type);
error_destroy_workqueue:
destroy_workqueue(workqueue);
return rc;

2
drivers/mfd/arizona-core.c
View file

@ -967,7 +967,7 @@ int arizona_dev_init(struct arizona *arizona)
unsigned int reg, val, mask;
int (*apply_patch)(struct arizona *) = NULL;
const struct mfd_cell *subdevs = NULL;
int n_subdevs, ret, i;
int n_subdevs = 0, ret, i;
dev_set_drvdata(arizona->dev, arizona);
mutex_init(&arizona->clk_lock);

1
drivers/mfd/mfd-core.c
View file

@ -178,6 +178,7 @@ static int mfd_add_device(struct device *parent, int id,
for_each_child_of_node(parent->of_node, np) {
if (of_device_is_compatible(np, cell->of_compatible)) {
pdev->dev.of_node = np;
pdev->dev.fwnode = &np->fwnode;
break;
}
}

37
drivers/net/bonding/bond_main.c
View file

@ -3714,8 +3714,8 @@ static u32 bond_rr_gen_slave_id(struct bonding *bond)
static int bond_xmit_roundrobin(struct sk_buff *skb, struct net_device *bond_dev)
{
struct bonding *bond = netdev_priv(bond_dev);
struct iphdr *iph = ip_hdr(skb);
struct slave *slave;
int slave_cnt;
u32 slave_id;
/* Start with the curr_active_slave that joined the bond as the
@ -3724,23 +3724,32 @@ static int bond_xmit_roundrobin(struct sk_buff *skb, struct net_device *bond_dev
* send the join/membership reports. The curr_active_slave found
* will send all of this type of traffic.
*/
if (iph->protocol == IPPROTO_IGMP && skb->protocol == htons(ETH_P_IP)) {
slave = rcu_dereference(bond->curr_active_slave);
if (slave)
bond_dev_queue_xmit(bond, skb, slave->dev);
else
bond_xmit_slave_id(bond, skb, 0);
} else {
int slave_cnt = ACCESS_ONCE(bond->slave_cnt);
if (skb->protocol == htons(ETH_P_IP)) {
int noff = skb_network_offset(skb);
struct iphdr *iph;
if (likely(slave_cnt)) {
slave_id = bond_rr_gen_slave_id(bond);
bond_xmit_slave_id(bond, skb, slave_id % slave_cnt);
} else {
bond_tx_drop(bond_dev, skb);
if (unlikely(!pskb_may_pull(skb, noff + sizeof(*iph))))
goto non_igmp;
iph = ip_hdr(skb);
if (iph->protocol == IPPROTO_IGMP) {
slave = rcu_dereference(bond->curr_active_slave);
if (slave)
bond_dev_queue_xmit(bond, skb, slave->dev);
else
bond_xmit_slave_id(bond, skb, 0);
return NETDEV_TX_OK;
}
}
non_igmp:
slave_cnt = ACCESS_ONCE(bond->slave_cnt);
if (likely(slave_cnt)) {
slave_id = bond_rr_gen_slave_id(bond);
bond_xmit_slave_id(bond, skb, slave_id % slave_cnt);
} else {
bond_tx_drop(bond_dev, skb);
}
return NETDEV_TX_OK;
}

2
drivers/net/caif/caif_hsi.c
View file

@ -1467,7 +1467,7 @@ static void __exit cfhsi_exit_module(void)
rtnl_lock();
list_for_each_safe(list_node, n, &cfhsi_list) {
cfhsi = list_entry(list_node, struct cfhsi, list);
unregister_netdev(cfhsi->ndev);
unregister_netdevice(cfhsi->ndev);
}
rtnl_unlock();
}

3
drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
View file

@ -288,6 +288,9 @@ int bnx2x_tx_int(struct bnx2x *bp, struct bnx2x_fp_txdata *txdata)
hw_cons = le16_to_cpu(*txdata->tx_cons_sb);
sw_cons = txdata->tx_pkt_cons;
/* Ensure subsequent loads occur after hw_cons */
smp_rmb();
while (sw_cons != hw_cons) {
u16 pkt_cons;

57
drivers/net/ethernet/broadcom/genet/bcmgenet.c
View file

@ -3090,39 +3090,42 @@ static void bcmgenet_timeout(struct net_device *dev)
netif_tx_wake_all_queues(dev);
}
#define MAX_MC_COUNT 16
#define MAX_MDF_FILTER 17
static inline void bcmgenet_set_mdf_addr(struct bcmgenet_priv *priv,
unsigned char *addr,
int *i,
int *mc)
int *i)
{
u32 reg;
bcmgenet_umac_writel(priv, addr[0] << 8 | addr[1],
UMAC_MDF_ADDR + (*i * 4));
bcmgenet_umac_writel(priv, addr[2] << 24 | addr[3] << 16 |
addr[4] << 8 | addr[5],
UMAC_MDF_ADDR + ((*i + 1) * 4));
reg = bcmgenet_umac_readl(priv, UMAC_MDF_CTRL);
reg |= (1 << (MAX_MC_COUNT - *mc));
bcmgenet_umac_writel(priv, reg, UMAC_MDF_CTRL);
*i += 2;
(*mc)++;
}
static void bcmgenet_set_rx_mode(struct net_device *dev)
{
struct bcmgenet_priv *priv = netdev_priv(dev);
struct netdev_hw_addr *ha;
int i, mc;
int i, nfilter;
u32 reg;
netif_dbg(priv, hw, dev, "%s: %08X\n", __func__, dev->flags);
/* Promiscuous mode */
/* Number of filters needed */
nfilter = netdev_uc_count(dev) + netdev_mc_count(dev) + 2;
/*
* Turn on promicuous mode for three scenarios
* 1. IFF_PROMISC flag is set
* 2. IFF_ALLMULTI flag is set
* 3. The number of filters needed exceeds the number filters
* supported by the hardware.
*/
reg = bcmgenet_umac_readl(priv, UMAC_CMD);
if (dev->flags & IFF_PROMISC) {
if ((dev->flags & (IFF_PROMISC | IFF_ALLMULTI)) ||
(nfilter > MAX_MDF_FILTER)) {
reg |= CMD_PROMISC;
bcmgenet_umac_writel(priv, reg, UMAC_CMD);
bcmgenet_umac_writel(priv, 0, UMAC_MDF_CTRL);
@ -3132,32 +3135,24 @@ static void bcmgenet_set_rx_mode(struct net_device *dev)
bcmgenet_umac_writel(priv, reg, UMAC_CMD);
}
/* UniMac doesn't support ALLMULTI */
if (dev->flags & IFF_ALLMULTI) {
netdev_warn(dev, "ALLMULTI is not supported\n");
return;
}
/* update MDF filter */
i = 0;
mc = 0;
/* Broadcast */
bcmgenet_set_mdf_addr(priv, dev->broadcast, &i, &mc);
bcmgenet_set_mdf_addr(priv, dev->broadcast, &i);
/* my own address.*/
bcmgenet_set_mdf_addr(priv, dev->dev_addr, &i, &mc);
/* Unicast list*/
if (netdev_uc_count(dev) > (MAX_MC_COUNT - mc))
return;
bcmgenet_set_mdf_addr(priv, dev->dev_addr, &i);
/* Unicast */
netdev_for_each_uc_addr(ha, dev)
bcmgenet_set_mdf_addr(priv, ha->addr, &i);
if (!netdev_uc_empty(dev))
netdev_for_each_uc_addr(ha, dev)
bcmgenet_set_mdf_addr(priv, ha->addr, &i, &mc);
/* Multicast */
if (netdev_mc_empty(dev) || netdev_mc_count(dev) >= (MAX_MC_COUNT - mc))
return;
netdev_for_each_mc_addr(ha, dev)
bcmgenet_set_mdf_addr(priv, ha->addr, &i, &mc);
bcmgenet_set_mdf_addr(priv, ha->addr, &i);
/* Enable filters */
reg = GENMASK(MAX_MDF_FILTER - 1, MAX_MDF_FILTER - nfilter);
bcmgenet_umac_writel(priv, reg, UMAC_MDF_CTRL);
}
/* Set the hardware MAC address. */

6
drivers/net/ethernet/freescale/fec_main.c
View file

@ -1699,10 +1699,10 @@ static void fec_get_mac(struct net_device *ndev)
*/
if (!is_valid_ether_addr(iap)) {
/* Report it and use a random ethernet address instead */
netdev_err(ndev, "Invalid MAC address: %pM\n", iap);
dev_err(&fep->pdev->dev, "Invalid MAC address: %pM\n", iap);
eth_hw_addr_random(ndev);
netdev_info(ndev, "Using random MAC address: %pM\n",
ndev->dev_addr);
dev_info(&fep->pdev->dev, "Using random MAC address: %pM\n",
ndev->dev_addr);
return;
}

3
drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
View file

@ -3133,7 +3133,8 @@ static int ixgbe_get_module_info(struct net_device *dev,
page_swap = true;
}
if (sff8472_rev == IXGBE_SFF_SFF_8472_UNSUP || page_swap) {
if (sff8472_rev == IXGBE_SFF_SFF_8472_UNSUP || page_swap ||
!(addr_mode & IXGBE_SFF_DDM_IMPLEMENTED)) {
/* We have a SFP, but it does not support SFF-8472 */
modinfo->type = ETH_MODULE_SFF_8079;
modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN;

1
drivers/net/ethernet/intel/ixgbe/ixgbe_phy.h
View file

@ -70,6 +70,7 @@
#define IXGBE_SFF_SOFT_RS_SELECT_10G 0x8
#define IXGBE_SFF_SOFT_RS_SELECT_1G 0x0
#define IXGBE_SFF_ADDRESSING_MODE 0x4
#define IXGBE_SFF_DDM_IMPLEMENTED 0x40
#define IXGBE_SFF_QSFP_DA_ACTIVE_CABLE 0x1
#define IXGBE_SFF_QSFP_DA_PASSIVE_CABLE 0x8
#define IXGBE_SFF_QSFP_CONNECTOR_NOT_SEPARABLE 0x23

7
drivers/net/ethernet/marvell/sky2.c
View file

@ -4939,6 +4939,13 @@ static const struct dmi_system_id msi_blacklist[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "P-79"),
},
},
{
.ident = "ASUS P6T",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
DMI_MATCH(DMI_BOARD_NAME, "P6T"),
},
},
{}
};

6
drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c
View file

@ -187,6 +187,12 @@ static void dwmac1000_set_filter(struct mac_device_info *hw,
GMAC_ADDR_LOW(reg));
reg++;
}
while (reg <= perfect_addr_number) {
writel(0, ioaddr + GMAC_ADDR_HIGH(reg));
writel(0, ioaddr + GMAC_ADDR_LOW(reg));
reg++;
}
}
#ifdef FRAME_FILTER_DEBUG

20
drivers/net/ethernet/xilinx/xilinx_axienet_main.c
View file

@ -613,6 +613,10 @@ static void axienet_start_xmit_done(struct net_device *ndev)
ndev->stats.tx_packets += packets;
ndev->stats.tx_bytes += size;
/* Matches barrier in axienet_start_xmit */
smp_mb();
netif_wake_queue(ndev);
}
@ -667,9 +671,19 @@ static int axienet_start_xmit(struct sk_buff *skb, struct net_device *ndev)
cur_p = &lp->tx_bd_v[lp->tx_bd_tail];
if (axienet_check_tx_bd_space(lp, num_frag)) {
if (!netif_queue_stopped(ndev))
netif_stop_queue(ndev);
return NETDEV_TX_BUSY;
if (netif_queue_stopped(ndev))
return NETDEV_TX_BUSY;
netif_stop_queue(ndev);
/* Matches barrier in axienet_start_xmit_done */
smp_mb();
/* Space might have just been freed - check again */
if (axienet_check_tx_bd_space(lp, num_frag))
return NETDEV_TX_BUSY;
netif_wake_queue(ndev);
}
if (skb->ip_summed == CHECKSUM_PARTIAL) {

6
drivers/net/phy/phy_device.c
View file

@ -472,6 +472,9 @@ int phy_connect_direct(struct net_device *dev, struct phy_device *phydev,
{
int rc;
if (!dev)
return -EINVAL;
rc = phy_attach_direct(dev, phydev, phydev->dev_flags, interface);
if (rc)
return rc;
@ -704,6 +707,9 @@ struct phy_device *phy_attach(struct net_device *dev, const char *bus_id,
struct device *d;
int rc;
if (!dev)
return ERR_PTR(-EINVAL);
/* Search the list of PHY devices on the mdio bus for the
* PHY with the requested name
*/

2
drivers/net/wireless/ath/ath10k/hw.c
View file

@ -128,7 +128,7 @@ const struct ath10k_hw_values qca6174_values = {
};
const struct ath10k_hw_values qca99x0_values = {
.rtc_state_val_on = 5,
.rtc_state_val_on = 7,
.ce_count = 12,
.msi_assign_ce_max = 12,
.num_target_ce_config_wlan = 10,

4
drivers/net/wireless/ath/ath10k/mac.c
View file

@ -1502,6 +1502,10 @@ static int ath10k_mac_setup_prb_tmpl(struct ath10k_vif *arvif)
if (arvif->vdev_type != WMI_VDEV_TYPE_AP)
return 0;
/* For mesh, probe response and beacon share the same template */
if (ieee80211_vif_is_mesh(vif))
return 0;
prb = ieee80211_proberesp_get(hw, vif);
if (!prb) {
ath10k_warn(ar, "failed to get probe resp template from mac80211\n");

10
drivers/net/wireless/ath/ath6kl/wmi.c
View file

@ -1178,6 +1178,10 @@ static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap,
return -EINVAL;
ev = (struct wmi_pstream_timeout_event *) datap;
if (ev->traffic_class >= WMM_NUM_AC) {
ath6kl_err("invalid traffic class: %d\n", ev->traffic_class);
return -EINVAL;
}
/*
* When the pstream (fat pipe == AC) timesout, it means there were
@ -1519,6 +1523,10 @@ static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len,
return -EINVAL;
reply = (struct wmi_cac_event *) datap;
if (reply->ac >= WMM_NUM_AC) {
ath6kl_err("invalid AC: %d\n", reply->ac);
return -EINVAL;
}
if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) &&
(reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) {
@ -2631,7 +2639,7 @@ int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class,
u16 active_tsids = 0;
int ret;
if (traffic_class > 3) {
if (traffic_class >= WMM_NUM_AC) {
ath6kl_err("invalid traffic class: %d\n", traffic_class);
return -EINVAL;
}

32
drivers/net/wireless/ath/ath9k/hw.c
View file

@ -250,8 +250,9 @@ void ath9k_hw_get_channel_centers(struct ath_hw *ah,
/* Chip Revisions */
/******************/
static void ath9k_hw_read_revisions(struct ath_hw *ah)
static bool ath9k_hw_read_revisions(struct ath_hw *ah)
{
u32 srev;
u32 val;
if (ah->get_mac_revision)
@ -267,25 +268,33 @@ static void ath9k_hw_read_revisions(struct ath_hw *ah)
val = REG_READ(ah, AR_SREV);
ah->hw_version.macRev = MS(val, AR_SREV_REVISION2);
}
return;
return true;
case AR9300_DEVID_AR9340:
ah->hw_version.macVersion = AR_SREV_VERSION_9340;
return;
return true;
case AR9300_DEVID_QCA955X:
ah->hw_version.macVersion = AR_SREV_VERSION_9550;
return;
return true;
case AR9300_DEVID_AR953X:
ah->hw_version.macVersion = AR_SREV_VERSION_9531;
return;
return true;
case AR9300_DEVID_QCA956X:
ah->hw_version.macVersion = AR_SREV_VERSION_9561;
return;
return true;
}
val = REG_READ(ah, AR_SREV) & AR_SREV_ID;
srev = REG_READ(ah, AR_SREV);
if (srev == -EIO) {
ath_err(ath9k_hw_common(ah),
"Failed to read SREV register");
return false;
}
val = srev & AR_SREV_ID;
if (val == 0xFF) {
val = REG_READ(ah, AR_SREV);
val = srev;
ah->hw_version.macVersion =
(val & AR_SREV_VERSION2) >> AR_SREV_TYPE2_S;
ah->hw_version.macRev = MS(val, AR_SREV_REVISION2);
@ -304,6 +313,8 @@ static void ath9k_hw_read_revisions(struct ath_hw *ah)
if (ah->hw_version.macVersion == AR_SREV_VERSION_5416_PCIE)
ah->is_pciexpress = true;
}
return true;
}
/************************************/
@ -556,7 +567,10 @@ static int __ath9k_hw_init(struct ath_hw *ah)
struct ath_common *common = ath9k_hw_common(ah);
int r = 0;
ath9k_hw_read_revisions(ah);
if (!ath9k_hw_read_revisions(ah)) {
ath_err(common, "Could not read hardware revisions");
return -EOPNOTSUPP;
}
switch (ah->hw_version.macVersion) {
case AR_SREV_VERSION_5416_PCI:

2
drivers/net/wireless/ath/dfs_pattern_detector.c
View file

@ -111,7 +111,7 @@ static const struct radar_detector_specs jp_radar_ref_types[] = {
JP_PATTERN(0, 0, 1, 1428, 1428, 1, 18, 29, false),
JP_PATTERN(1, 2, 3, 3846, 3846, 1, 18, 29, false),
JP_PATTERN(2, 0, 1, 1388, 1388, 1, 18, 50, false),
JP_PATTERN(3, 1, 2, 4000, 4000, 1, 18, 50, false),
JP_PATTERN(3, 0, 4, 4000, 4000, 1, 18, 50, false),
JP_PATTERN(4, 0, 5, 150, 230, 1, 23, 50, false),
JP_PATTERN(5, 6, 10, 200, 500, 1, 16, 50, false),
JP_PATTERN(6, 11, 20, 200, 500, 1, 12, 50, false),

54
drivers/net/wireless/mediatek/mt7601u/dma.c
View file

@ -193,10 +193,23 @@ static void mt7601u_complete_rx(struct urb *urb)
struct mt7601u_rx_queue *q = &dev->rx_q;
unsigned long flags;
spin_lock_irqsave(&dev->rx_lock, flags);
/* do no schedule rx tasklet if urb has been unlinked
* or the device has been removed
*/
switch (urb->status) {
case -ECONNRESET:
case -ESHUTDOWN:
case -ENOENT:
return;
default:
dev_err_ratelimited(dev->dev, "rx urb failed: %d\n",
urb->status);
/* fall through */
case 0:
break;
}
if (mt7601u_urb_has_error(urb))
dev_err(dev->dev, "Error: RX urb failed:%d\n", urb->status);
spin_lock_irqsave(&dev->rx_lock, flags);
if (WARN_ONCE(q->e[q->end].urb != urb, "RX urb mismatch"))
goto out;
@ -228,14 +241,25 @@ static void mt7601u_complete_tx(struct urb *urb)
struct sk_buff *skb;
unsigned long flags;
spin_lock_irqsave(&dev->tx_lock, flags);
switch (urb->status) {
case -ECONNRESET:
case -ESHUTDOWN:
case -ENOENT:
return;
default:
dev_err_ratelimited(dev->dev, "tx urb failed: %d\n",
urb->status);
/* fall through */
case 0:
break;
}
if (mt7601u_urb_has_error(urb))
dev_err(dev->dev, "Error: TX urb failed:%d\n", urb->status);
spin_lock_irqsave(&dev->tx_lock, flags);
if (WARN_ONCE(q->e[q->start].urb != urb, "TX urb mismatch"))
goto out;
skb = q->e[q->start].skb;
q->e[q->start].skb = NULL;
trace_mt_tx_dma_done(dev, skb);
__skb_queue_tail(&dev->tx_skb_done, skb);
@ -363,19 +387,9 @@ int mt7601u_dma_enqueue_tx(struct mt7601u_dev *dev, struct sk_buff *skb,
static void mt7601u_kill_rx(struct mt7601u_dev *dev)
{
int i;
unsigned long flags;
spin_lock_irqsave(&dev->rx_lock, flags);
for (i = 0; i < dev->rx_q.entries; i++) {
int next = dev->rx_q.end;
spin_unlock_irqrestore(&dev->rx_lock, flags);
usb_poison_urb(dev->rx_q.e[next].urb);
spin_lock_irqsave(&dev->rx_lock, flags);
}
spin_unlock_irqrestore(&dev->rx_lock, flags);
for (i = 0; i < dev->rx_q.entries; i++)
usb_poison_urb(dev->rx_q.e[i].urb);
}
static int mt7601u_submit_rx_buf(struct mt7601u_dev *dev,
@ -445,10 +459,10 @@ static void mt7601u_free_tx_queue(struct mt7601u_tx_queue *q)
{
int i;
WARN_ON(q->used);
for (i = 0; i < q->entries; i++) {
usb_poison_urb(q->e[i].urb);
if (q->e[i].skb)
mt7601u_tx_status(q->dev, q->e[i].skb);
usb_free_urb(q->e[i].urb);
}
}

4
drivers/net/wireless/mediatek/mt7601u/tx.c
View file

@ -117,9 +117,9 @@ void mt7601u_tx_status(struct mt7601u_dev *dev, struct sk_buff *skb)
info->status.rates[0].idx = -1;
info->flags |= IEEE80211_TX_STAT_ACK;
spin_lock(&dev->mac_lock);
spin_lock_bh(&dev->mac_lock);
ieee80211_tx_status(dev->hw, skb);
spin_unlock(&dev->mac_lock);
spin_unlock_bh(&dev->mac_lock);
}
static int mt7601u_skb_rooms(struct mt7601u_dev *dev, struct sk_buff *skb)

2
drivers/pci/pci-sysfs.c
View file

@ -371,7 +371,7 @@ static ssize_t remove_store(struct device *dev, struct device_attribute *attr,
pci_stop_and_remove_bus_device_locked(to_pci_dev(dev));
return count;
}
static struct device_attribute dev_remove_attr = __ATTR(remove,
static struct device_attribute dev_remove_attr = __ATTR_IGNORE_LOCKDEP(remove,
(S_IWUSR|S_IWGRP),
NULL, remove_store);

7
drivers/pci/pci.c
View file

@ -1736,6 +1736,13 @@ static void pci_pme_list_scan(struct work_struct *work)
*/
if (bridge && bridge->current_state != PCI_D0)
continue;
/*
* If the device is in D3cold it should not be
* polled either.
*/
if (pme_dev->dev->current_state == PCI_D3cold)
continue;
pci_pme_wakeup(pme_dev->dev, NULL);
} else {
list_del(&pme_dev->list);

2
drivers/phy/phy-rcar-gen2.c
View file

@ -287,6 +287,7 @@ static int rcar_gen2_phy_probe(struct platform_device *pdev)
error = of_property_read_u32(np, "reg", &channel_num);
if (error || channel_num > 2) {
dev_err(dev, "Invalid \"reg\" property\n");
of_node_put(np);
return error;
}
channel->select_mask = select_mask[channel_num];
@ -302,6 +303,7 @@ static int rcar_gen2_phy_probe(struct platform_device *pdev)
&rcar_gen2_phy_ops);
if (IS_ERR(phy->phy)) {
dev_err(dev, "Failed to create PHY\n");
of_node_put(np);
return PTR_ERR(phy->phy);
}
phy_set_drvdata(phy->phy, phy);

1
drivers/pinctrl/pinctrl-rockchip.c
View file

@ -1837,6 +1837,7 @@ static int rockchip_get_bank_data(struct rockchip_pin_bank *bank,
base,
&rockchip_regmap_config);
}
of_node_put(node);
}
bank->irq = irq_of_parse_and_map(bank->of_node, 0);

8
drivers/pps/pps.c
View file

@ -129,6 +129,14 @@ static long pps_cdev_ioctl(struct file *file,
pps->params.mode |= PPS_CANWAIT;
pps->params.api_version = PPS_API_VERS;
/*
* Clear unused fields of pps_kparams to avoid leaking
* uninitialized data of the PPS_SETPARAMS caller via
* PPS_GETPARAMS
*/
pps->params.assert_off_tu.flags = 0;
pps->params.clear_off_tu.flags = 0;
spin_unlock_irq(&pps->lock);
break;

4
drivers/regulator/s2mps11.c
View file

@ -382,8 +382,8 @@ static const struct regulator_desc s2mps11_regulators[] = {
regulator_desc_s2mps11_buck1_4(4),
regulator_desc_s2mps11_buck5,
regulator_desc_s2mps11_buck67810(6, MIN_600_MV, STEP_6_25_MV),
regulator_desc_s2mps11_buck67810(7, MIN_600_MV, STEP_12_5_MV),
regulator_desc_s2mps11_buck67810(8, MIN_600_MV, STEP_12_5_MV),
regulator_desc_s2mps11_buck67810(7, MIN_750_MV, STEP_12_5_MV),
regulator_desc_s2mps11_buck67810(8, MIN_750_MV, STEP_12_5_MV),
regulator_desc_s2mps11_buck9,
regulator_desc_s2mps11_buck67810(10, MIN_750_MV, STEP_12_5_MV),
};

1
drivers/s390/cio/qdio_main.c
View file

@ -752,6 +752,7 @@ static int get_outbound_buffer_frontier(struct qdio_q *q)
switch (state) {
case SLSB_P_OUTPUT_EMPTY:
case SLSB_P_OUTPUT_PENDING:
/* the adapter got it */
DBF_DEV_EVENT(DBF_INFO, q->irq_ptr,
"out empty:%1d %02x", q->nr, count);

3
drivers/staging/media/davinci_vpfe/vpfe_video.c
View file

@ -406,6 +406,9 @@ static int vpfe_open(struct file *file)
/* If decoder is not initialized. initialize it */
if (!video->initialized && vpfe_update_pipe_state(video)) {
mutex_unlock(&video->lock);
v4l2_fh_del(&handle->vfh);
v4l2_fh_exit(&handle->vfh);
kfree(handle);
return -ENODEV;
}
/* Increment device users counter */

17
drivers/tty/serial/cpm_uart/cpm_uart_core.c
View file

@ -421,7 +421,16 @@ static int cpm_uart_startup(struct uart_port *port)
clrbits16(&pinfo->sccp->scc_sccm, UART_SCCM_RX);
}
cpm_uart_initbd(pinfo);
cpm_line_cr_cmd(pinfo, CPM_CR_INIT_TRX);
if (IS_SMC(pinfo)) {
out_be32(&pinfo->smcup->smc_rstate, 0);
out_be32(&pinfo->smcup->smc_tstate, 0);
out_be16(&pinfo->smcup->smc_rbptr,
in_be16(&pinfo->smcup->smc_rbase));
out_be16(&pinfo->smcup->smc_tbptr,
in_be16(&pinfo->smcup->smc_tbase));
} else {
cpm_line_cr_cmd(pinfo, CPM_CR_INIT_TRX);
}
}
/* Install interrupt handler. */
retval = request_irq(port->irq, cpm_uart_int, 0, "cpm_uart", port);
@ -875,16 +884,14 @@ static void cpm_uart_init_smc(struct uart_cpm_port *pinfo)
(u8 __iomem *)pinfo->tx_bd_base - DPRAM_BASE);
/*
* In case SMC1 is being relocated...
* In case SMC is being relocated...
*/
#if defined (CONFIG_I2C_SPI_SMC1_UCODE_PATCH)
out_be16(&up->smc_rbptr, in_be16(&pinfo->smcup->smc_rbase));
out_be16(&up->smc_tbptr, in_be16(&pinfo->smcup->smc_tbase));
out_be32(&up->smc_rstate, 0);
out_be32(&up->smc_tstate, 0);
out_be16(&up->smc_brkcr, 1); /* number of break chars */
out_be16(&up->smc_brkec, 0);
#endif
/* Set up the uart parameters in the
* parameter ram.
@ -898,8 +905,6 @@ static void cpm_uart_init_smc(struct uart_cpm_port *pinfo)
out_be16(&up->smc_brkec, 0);
out_be16(&up->smc_brkcr, 1);
cpm_line_cr_cmd(pinfo, CPM_CR_INIT_TRX);
/* Set UART mode, 8 bit, no parity, one stop.
* Enable receive and transmit.
*/

6
drivers/tty/serial/digicolor-usart.c
View file

@ -544,7 +544,11 @@ static int __init digicolor_uart_init(void)
if (ret)
return ret;
return platform_driver_register(&digicolor_uart_platform);
ret = platform_driver_register(&digicolor_uart_platform);
if (ret)
uart_unregister_driver(&digicolor_uart);
return ret;
}
module_init(digicolor_uart_init);

51
drivers/tty/serial/max310x.c
View file

@ -486,37 +486,48 @@ static bool max310x_reg_precious(struct device *dev, unsigned int reg)
static int max310x_set_baud(struct uart_port *port, int baud)
{
unsigned int mode = 0, clk = port->uartclk, div = clk / baud;
unsigned int mode = 0, div = 0, frac = 0, c = 0, F = 0;
/* Check for minimal value for divider */
if (div < 16)
div = 16;
if (clk % baud && (div / 16) < 0x8000) {
/*
* Calculate the integer divisor first. Select a proper mode
* in case if the requested baud is too high for the pre-defined
* clocks frequency.
*/
div = port->uartclk / baud;
if (div < 8) {
/* Mode x4 */
c = 4;
mode = MAX310X_BRGCFG_4XMODE_BIT;
} else if (div < 16) {
/* Mode x2 */
c = 8;
mode = MAX310X_BRGCFG_2XMODE_BIT;
clk = port->uartclk * 2;
div = clk / baud;
if (clk % baud && (div / 16) < 0x8000) {
/* Mode x4 */
mode = MAX310X_BRGCFG_4XMODE_BIT;
clk = port->uartclk * 4;
div = clk / baud;
}
} else {
c = 16;
}
max310x_port_write(port, MAX310X_BRGDIVMSB_REG, (div / 16) >> 8);
max310x_port_write(port, MAX310X_BRGDIVLSB_REG, div / 16);
max310x_port_write(port, MAX310X_BRGCFG_REG, (div % 16) | mode);
/* Calculate the divisor in accordance with the fraction coefficient */
div /= c;
F = c*baud;
return DIV_ROUND_CLOSEST(clk, div);
/* Calculate the baud rate fraction */
if (div > 0)
frac = (16*(port->uartclk % F)) / F;
else
div = 1;
max310x_port_write(port, MAX310X_BRGDIVMSB_REG, div >> 8);
max310x_port_write(port, MAX310X_BRGDIVLSB_REG, div);
max310x_port_write(port, MAX310X_BRGCFG_REG, frac | mode);
/* Return the actual baud rate we just programmed */
return (16*port->uartclk) / (c*(16*div + frac));
}
static int max310x_update_best_err(unsigned long f, long *besterr)
{
/* Use baudrate 115200 for calculate error */
long err = f % (115200 * 16);
long err = f % (460800 * 16);
if ((*besterr < 0) || (*besterr > err)) {
*besterr = err;

4
drivers/tty/serial/msm_serial.c
View file

@ -222,10 +222,14 @@ no_rx:
static inline void msm_wait_for_xmitr(struct uart_port *port)
{
unsigned int timeout = 500000;
while (!(msm_read(port, UART_SR) & UART_SR_TX_EMPTY)) {
if (msm_read(port, UART_ISR) & UART_ISR_TX_READY)
break;
udelay(1);
if (!timeout--)
break;
}
msm_write(port, UART_CR_CMD_RESET_TX_READY, UART_CR);
}

22
drivers/tty/serial/sh-sci.c
View file

@ -1203,6 +1203,7 @@ static void work_fn_tx(struct work_struct *work)
struct uart_port *port = &s->port;
struct circ_buf *xmit = &port->state->xmit;
dma_addr_t buf;
int head, tail;
/*
* DMA is idle now.
@ -1212,16 +1213,23 @@ static void work_fn_tx(struct work_struct *work)
* consistent xmit buffer state.
*/
spin_lock_irq(&port->lock);
buf = s->tx_dma_addr + (xmit->tail & (UART_XMIT_SIZE - 1));
head = xmit->head;
tail = xmit->tail;
buf = s->tx_dma_addr + (tail & (UART_XMIT_SIZE - 1));
s->tx_dma_len = min_t(unsigned int,
CIRC_CNT(xmit->head, xmit->tail, UART_XMIT_SIZE),
CIRC_CNT_TO_END(xmit->head, xmit->tail, UART_XMIT_SIZE));
spin_unlock_irq(&port->lock);
CIRC_CNT(head, tail, UART_XMIT_SIZE),
CIRC_CNT_TO_END(head, tail, UART_XMIT_SIZE));
if (!s->tx_dma_len) {
/* Transmit buffer has been flushed */
spin_unlock_irq(&port->lock);
return;
}
desc = dmaengine_prep_slave_single(chan, buf, s->tx_dma_len,
DMA_MEM_TO_DEV,
DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
if (!desc) {
spin_unlock_irq(&port->lock);
dev_warn(port->dev, "Failed preparing Tx DMA descriptor\n");
/* switch to PIO */
sci_tx_dma_release(s, true);
@ -1231,20 +1239,20 @@ static void work_fn_tx(struct work_struct *work)
dma_sync_single_for_device(chan->device->dev, buf, s->tx_dma_len,
DMA_TO_DEVICE);
spin_lock_irq(&port->lock);
desc->callback = sci_dma_tx_complete;
desc->callback_param = s;
spin_unlock_irq(&port->lock);
s->cookie_tx = dmaengine_submit(desc);
if (dma_submit_error(s->cookie_tx)) {
spin_unlock_irq(&port->lock);
dev_warn(port->dev, "Failed submitting Tx DMA descriptor\n");
/* switch to PIO */
sci_tx_dma_release(s, true);
return;
}
spin_unlock_irq(&port->lock);
dev_dbg(port->dev, "%s: %p: %d...%d, cookie %d\n",
__func__, xmit->buf, xmit->tail, xmit->head, s->cookie_tx);
__func__, xmit->buf, tail, head, s->cookie_tx);
dma_async_issue_pending(chan);
}

35
drivers/usb/core/hub.c
View file

@ -3479,6 +3479,7 @@ static int hub_handle_remote_wakeup(struct usb_hub *hub, unsigned int port,
struct usb_device *hdev;
struct usb_device *udev;
int connect_change = 0;
u16 link_state;
int ret;
hdev = hub->hdev;
@ -3488,9 +3489,11 @@ static int hub_handle_remote_wakeup(struct usb_hub *hub, unsigned int port,
return 0;
usb_clear_port_feature(hdev, port, USB_PORT_FEAT_C_SUSPEND);
} else {
link_state = portstatus & USB_PORT_STAT_LINK_STATE;
if (!udev || udev->state != USB_STATE_SUSPENDED ||
(portstatus & USB_PORT_STAT_LINK_STATE) !=
USB_SS_PORT_LS_U0)
(link_state != USB_SS_PORT_LS_U0 &&
link_state != USB_SS_PORT_LS_U1 &&
link_state != USB_SS_PORT_LS_U2))
return 0;
}
@ -3820,6 +3823,9 @@ static int usb_set_lpm_timeout(struct usb_device *udev,
* control transfers to set the hub timeout or enable device-initiated U1/U2
* will be successful.
*
* If the control transfer to enable device-initiated U1/U2 entry fails, then
* hub-initiated U1/U2 will be disabled.
*
* If we cannot set the parent hub U1/U2 timeout, we attempt to let the xHCI
* driver know about it. If that call fails, it should be harmless, and just
* take up more slightly more bus bandwidth for unnecessary U1/U2 exit latency.
@ -3874,23 +3880,24 @@ static void usb_enable_link_state(struct usb_hcd *hcd, struct usb_device *udev,
* host know that this link state won't be enabled.
*/
hcd->driver->disable_usb3_lpm_timeout(hcd, udev, state);
} else {
/* Only a configured device will accept the Set Feature
* U1/U2_ENABLE
*/
if (udev->actconfig)
usb_set_device_initiated_lpm(udev, state, true);
return;
}
/* As soon as usb_set_lpm_timeout(timeout) returns 0, the
* hub-initiated LPM is enabled. Thus, LPM is enabled no
* matter the result of usb_set_device_initiated_lpm().
* The only difference is whether device is able to initiate
* LPM.
*/
/* Only a configured device will accept the Set Feature
* U1/U2_ENABLE
*/
if (udev->actconfig &&
usb_set_device_initiated_lpm(udev, state, true) == 0) {
if (state == USB3_LPM_U1)
udev->usb3_lpm_u1_enabled = 1;
else if (state == USB3_LPM_U2)
udev->usb3_lpm_u2_enabled = 1;
} else {
/* Don't request U1/U2 entry if the device
* cannot transition to U1/U2.
*/
usb_set_lpm_timeout(udev, state, 0);
hcd->driver->disable_usb3_lpm_timeout(hcd, udev, state);
}
}

6
drivers/usb/gadget/function/f_fs.c
View file

@ -912,11 +912,12 @@ static ssize_t ffs_epfile_write_iter(struct kiocb *kiocb, struct iov_iter *from)
ENTER();
if (!is_sync_kiocb(kiocb)) {
p = kmalloc(sizeof(io_data), GFP_KERNEL);
p = kzalloc(sizeof(io_data), GFP_KERNEL);
if (unlikely(!p))
return -ENOMEM;
p->aio = true;
} else {
memset(p, 0, sizeof(*p));
p->aio = false;
}
@ -948,11 +949,12 @@ static ssize_t ffs_epfile_read_iter(struct kiocb *kiocb, struct iov_iter *to)
ENTER();
if (!is_sync_kiocb(kiocb)) {
p = kmalloc(sizeof(io_data), GFP_KERNEL);
p = kzalloc(sizeof(io_data), GFP_KERNEL);
if (unlikely(!p))
return -ENOMEM;
p->aio = true;
} else {
memset(p, 0, sizeof(*p));
p->aio = false;
}

2
drivers/usb/host/hwa-hc.c
View file

@ -173,7 +173,7 @@ out:
return result;
error_set_cluster_id:
wusb_cluster_id_put(wusbhc->cluster_id);
wusb_cluster_id_put(addr);
error_cluster_id_get:
goto out;

31
drivers/usb/host/pci-quirks.c
View file

@ -178,7 +178,7 @@ int usb_amd_find_chipset_info(void)
{
unsigned long flags;
struct amd_chipset_info info;
int ret;
int need_pll_quirk = 0;
spin_lock_irqsave(&amd_lock, flags);
@ -192,21 +192,28 @@ int usb_amd_find_chipset_info(void)
spin_unlock_irqrestore(&amd_lock, flags);
if (!amd_chipset_sb_type_init(&info)) {
ret = 0;
goto commit;
}
/* Below chipset generations needn't enable AMD PLL quirk */
if (info.sb_type.gen == AMD_CHIPSET_UNKNOWN ||
info.sb_type.gen == AMD_CHIPSET_SB600 ||
info.sb_type.gen == AMD_CHIPSET_YANGTZE ||
(info.sb_type.gen == AMD_CHIPSET_SB700 &&
info.sb_type.rev > 0x3b)) {
switch (info.sb_type.gen) {
case AMD_CHIPSET_SB700:
need_pll_quirk = info.sb_type.rev <= 0x3B;
break;
case AMD_CHIPSET_SB800:
case AMD_CHIPSET_HUDSON2:
case AMD_CHIPSET_BOLTON:
need_pll_quirk = 1;
break;
default:
need_pll_quirk = 0;
break;
}
if (!need_pll_quirk) {
if (info.smbus_dev) {
pci_dev_put(info.smbus_dev);
info.smbus_dev = NULL;
}
ret = 0;
goto commit;
}
@ -225,7 +232,7 @@ int usb_amd_find_chipset_info(void)
}
}
ret = info.probe_result = 1;
need_pll_quirk = info.probe_result = 1;
printk(KERN_DEBUG "QUIRK: Enable AMD PLL fix\n");
commit:
@ -236,7 +243,7 @@ commit:
/* Mark that we where here */
amd_chipset.probe_count++;
ret = amd_chipset.probe_result;
need_pll_quirk = amd_chipset.probe_result;
spin_unlock_irqrestore(&amd_lock, flags);
@ -250,7 +257,7 @@ commit:
spin_unlock_irqrestore(&amd_lock, flags);
}
return ret;
return need_pll_quirk;
}
EXPORT_SYMBOL_GPL(usb_amd_find_chipset_info);

2
drivers/vhost/net.c
View file

@ -30,7 +30,7 @@
#include "vhost.h"
static int experimental_zcopytx = 1;
static int experimental_zcopytx = 0;
module_param(experimental_zcopytx, int, 0444);
MODULE_PARM_DESC(experimental_zcopytx, "Enable Zero Copy TX;"
" 1 -Enable; 0 - Disable");

6
fs/9p/vfs_addr.c
View file

@ -49,8 +49,9 @@
* @page: structure to page
*
*/
static int v9fs_fid_readpage(struct p9_fid *fid, struct page *page)
static int v9fs_fid_readpage(void *data, struct page *page)
{
struct p9_fid *fid = data;
struct inode *inode = page->mapping->host;
struct bio_vec bvec = {.bv_page = page, .bv_len = PAGE_SIZE};
struct iov_iter to;
@ -121,7 +122,8 @@ static int v9fs_vfs_readpages(struct file *filp, struct address_space *mapping,
if (ret == 0)
return ret;
ret = read_cache_pages(mapping, pages, (void *)v9fs_vfs_readpage, filp);
ret = read_cache_pages(mapping, pages, v9fs_fid_readpage,
filp->private_data);
p9_debug(P9_DEBUG_VFS, " = %d\n", ret);
return ret;
}

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