aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--Documentation/DocBook/media_api.tmpl4
-rw-r--r--Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt2
-rw-r--r--MAINTAINERS5
-rw-r--r--Makefile2
-rw-r--r--arch/powerpc/Kconfig2
-rw-r--r--arch/powerpc/include/asm/processor.h4
-rw-r--r--arch/powerpc/include/asm/reg.h31
-rw-r--r--arch/powerpc/include/asm/switch_to.h9
-rw-r--r--arch/powerpc/kernel/asm-offsets.c3
-rw-r--r--arch/powerpc/kernel/eeh.c2
-rw-r--r--arch/powerpc/kernel/entry_64.S36
-rw-r--r--arch/powerpc/kernel/exceptions-64s.S5
-rw-r--r--arch/powerpc/kernel/process.c10
-rw-r--r--arch/powerpc/kernel/tm.S20
-rw-r--r--arch/powerpc/kernel/traps.c58
-rw-r--r--arch/powerpc/kvm/book3s_hv.c4
-rw-r--r--arch/powerpc/kvm/book3s_pr.c5
-rw-r--r--arch/powerpc/platforms/pseries/nvram.c80
-rw-r--r--arch/s390/kvm/kvm-s390.c21
-rw-r--r--arch/s390/kvm/priv.c4
-rw-r--r--arch/x86/include/asm/microcode_amd.h2
-rw-r--r--arch/x86/kernel/cpu/amd.c20
-rw-r--r--arch/x86/kernel/microcode_amd.c27
-rw-r--r--arch/x86/kernel/microcode_amd_early.c27
-rw-r--r--drivers/acpi/acpi_processor.c3
-rw-r--r--drivers/acpi/glue.c133
-rw-r--r--drivers/acpi/proc.c8
-rw-r--r--drivers/acpi/video.c2
-rw-r--r--drivers/cpufreq/cpufreq_conservative.c20
-rw-r--r--drivers/cpufreq/cpufreq_governor.c8
-rw-r--r--drivers/cpufreq/cpufreq_governor.h4
-rw-r--r--drivers/cpufreq/cpufreq_ondemand.c20
-rw-r--r--drivers/cpufreq/loongson2_cpufreq.c11
-rw-r--r--drivers/hwmon/adt7470.c2
-rw-r--r--drivers/i2c/busses/i2c-kempld.c4
-rw-r--r--drivers/i2c/busses/i2c-mxs.c2
-rw-r--r--drivers/iio/adc/ti_am335x_adc.c30
-rw-r--r--drivers/iio/industrialio-trigger.c34
-rw-r--r--drivers/media/i2c/ml86v7667.c4
-rw-r--r--drivers/media/platform/coda.c2
-rw-r--r--drivers/media/platform/s5p-g2d/g2d.c1
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_dec.c79
-rw-r--r--drivers/media/platform/s5p-mfc/s5p_mfc_enc.c46
-rw-r--r--drivers/media/usb/em28xx/em28xx-i2c.c2
-rw-r--r--drivers/media/usb/hdpvr/hdpvr-core.c11
-rw-r--r--drivers/media/usb/usbtv/Kconfig2
-rw-r--r--drivers/media/usb/usbtv/usbtv.c51
-rw-r--r--drivers/pci/pci-acpi.c15
-rw-r--r--drivers/scsi/fnic/fnic.h2
-rw-r--r--drivers/scsi/fnic/fnic_main.c22
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c20
-rw-r--r--drivers/scsi/scsi.c3
-rw-r--r--drivers/staging/zcache/zcache-main.c6
-rw-r--r--drivers/usb/core/hub.c5
-rw-r--r--drivers/usb/host/xhci-mem.c1
-rw-r--r--drivers/usb/host/xhci.c1
-rw-r--r--fs/btrfs/backref.c48
-rw-r--r--fs/btrfs/ctree.c1
-rw-r--r--fs/btrfs/extent_io.c9
-rw-r--r--fs/btrfs/file.c62
-rw-r--r--fs/btrfs/inode.c52
-rw-r--r--fs/btrfs/transaction.c8
-rw-r--r--fs/btrfs/transaction.h2
-rw-r--r--fs/btrfs/tree-log.c5
-rw-r--r--fs/lockd/clntlock.c13
-rw-r--r--fs/lockd/clntproc.c5
-rw-r--r--fs/nfs/inode.c11
-rw-r--r--fs/nfs/nfs4proc.c8
-rw-r--r--fs/nfs/super.c4
-rw-r--r--fs/nfsd/nfs4proc.c2
-rw-r--r--fs/nfsd/nfs4state.c2
-rw-r--r--fs/nfsd/nfs4xdr.c5
-rw-r--r--include/acpi/acpi_bus.h14
-rw-r--r--include/linux/iio/trigger.h3
-rw-r--r--include/linux/mfd/ti_am335x_tscadc.h16
-rw-r--r--include/linux/sunrpc/sched.h1
-rw-r--r--include/media/v4l2-ctrls.h1
-rw-r--r--net/sunrpc/clnt.c4
-rw-r--r--net/sunrpc/netns.h1
-rw-r--r--net/sunrpc/rpcb_clnt.c48
-rw-r--r--sound/usb/6fire/comm.c38
-rw-r--r--sound/usb/6fire/comm.h2
-rw-r--r--sound/usb/endpoint.c13
83 files changed, 823 insertions, 492 deletions
diff --git a/Documentation/DocBook/media_api.tmpl b/Documentation/DocBook/media_api.tmpl
index 6a8b7158697f..9c92bb879b6d 100644
--- a/Documentation/DocBook/media_api.tmpl
+++ b/Documentation/DocBook/media_api.tmpl
@@ -1,6 +1,6 @@
1<?xml version="1.0"?> 1<?xml version="1.0"?>
2<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" 2<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
3 "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd" [ 3 "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd" [
4<!ENTITY % media-entities SYSTEM "./media-entities.tmpl"> %media-entities; 4<!ENTITY % media-entities SYSTEM "./media-entities.tmpl"> %media-entities;
5<!ENTITY media-indices SYSTEM "./media-indices.tmpl"> 5<!ENTITY media-indices SYSTEM "./media-indices.tmpl">
6 6
diff --git a/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt b/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt
index a1ee681942cc..6113f9275f42 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-mv64xxx.txt
@@ -4,7 +4,7 @@
4Required properties : 4Required properties :
5 5
6 - reg : Offset and length of the register set for the device 6 - reg : Offset and length of the register set for the device
7 - compatible : Should be "marvell,mv64xxx-i2c" 7 - compatible : Should be "marvell,mv64xxx-i2c" or "allwinner,sun4i-i2c"
8 - interrupts : The interrupt number 8 - interrupts : The interrupt number
9 9
10Optional properties : 10Optional properties :
diff --git a/MAINTAINERS b/MAINTAINERS
index 97053182fcf1..7cacc88dc79c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -8669,6 +8669,11 @@ T: git git://git.alsa-project.org/alsa-kernel.git
8669S: Maintained 8669S: Maintained
8670F: sound/usb/midi.* 8670F: sound/usb/midi.*
8671 8671
8672USB NETWORKING DRIVERS
8673L: linux-usb@vger.kernel.org
8674S: Odd Fixes
8675F: drivers/net/usb/
8676
8672USB OHCI DRIVER 8677USB OHCI DRIVER
8673M: Alan Stern <stern@rowland.harvard.edu> 8678M: Alan Stern <stern@rowland.harvard.edu>
8674L: linux-usb@vger.kernel.org 8679L: linux-usb@vger.kernel.org
diff --git a/Makefile b/Makefile
index f93d4f7a90c2..6e488480bff3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
1VERSION = 3 1VERSION = 3
2PATCHLEVEL = 11 2PATCHLEVEL = 11
3SUBLEVEL = 0 3SUBLEVEL = 0
4EXTRAVERSION = -rc4 4EXTRAVERSION = -rc5
5NAME = Linux for Workgroups 5NAME = Linux for Workgroups
6 6
7# *DOCUMENTATION* 7# *DOCUMENTATION*
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 3bf72cd2c8fc..dbd9d3c991e8 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -566,7 +566,7 @@ config SCHED_SMT
566config PPC_DENORMALISATION 566config PPC_DENORMALISATION
567 bool "PowerPC denormalisation exception handling" 567 bool "PowerPC denormalisation exception handling"
568 depends on PPC_BOOK3S_64 568 depends on PPC_BOOK3S_64
569 default "n" 569 default "y" if PPC_POWERNV
570 ---help--- 570 ---help---
571 Add support for handling denormalisation of single precision 571 Add support for handling denormalisation of single precision
572 values. Useful for bare metal only. If unsure say Y here. 572 values. Useful for bare metal only. If unsure say Y here.
diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h
index 47a35b08b963..e378cccfca55 100644
--- a/arch/powerpc/include/asm/processor.h
+++ b/arch/powerpc/include/asm/processor.h
@@ -247,6 +247,10 @@ struct thread_struct {
247 unsigned long tm_orig_msr; /* Thread's MSR on ctx switch */ 247 unsigned long tm_orig_msr; /* Thread's MSR on ctx switch */
248 struct pt_regs ckpt_regs; /* Checkpointed registers */ 248 struct pt_regs ckpt_regs; /* Checkpointed registers */
249 249
250 unsigned long tm_tar;
251 unsigned long tm_ppr;
252 unsigned long tm_dscr;
253
250 /* 254 /*
251 * Transactional FP and VSX 0-31 register set. 255 * Transactional FP and VSX 0-31 register set.
252 * NOTE: the sense of these is the opposite of the integer ckpt_regs! 256 * NOTE: the sense of these is the opposite of the integer ckpt_regs!
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index a6840e4e24f7..99222e27f173 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -254,19 +254,28 @@
254#define SPRN_HRMOR 0x139 /* Real mode offset register */ 254#define SPRN_HRMOR 0x139 /* Real mode offset register */
255#define SPRN_HSRR0 0x13A /* Hypervisor Save/Restore 0 */ 255#define SPRN_HSRR0 0x13A /* Hypervisor Save/Restore 0 */
256#define SPRN_HSRR1 0x13B /* Hypervisor Save/Restore 1 */ 256#define SPRN_HSRR1 0x13B /* Hypervisor Save/Restore 1 */
257/* HFSCR and FSCR bit numbers are the same */
258#define FSCR_TAR_LG 8 /* Enable Target Address Register */
259#define FSCR_EBB_LG 7 /* Enable Event Based Branching */
260#define FSCR_TM_LG 5 /* Enable Transactional Memory */
261#define FSCR_PM_LG 4 /* Enable prob/priv access to PMU SPRs */
262#define FSCR_BHRB_LG 3 /* Enable Branch History Rolling Buffer*/
263#define FSCR_DSCR_LG 2 /* Enable Data Stream Control Register */
264#define FSCR_VECVSX_LG 1 /* Enable VMX/VSX */
265#define FSCR_FP_LG 0 /* Enable Floating Point */
257#define SPRN_FSCR 0x099 /* Facility Status & Control Register */ 266#define SPRN_FSCR 0x099 /* Facility Status & Control Register */
258#define FSCR_TAR (1 << (63-55)) /* Enable Target Address Register */ 267#define FSCR_TAR __MASK(FSCR_TAR_LG)
259#define FSCR_EBB (1 << (63-56)) /* Enable Event Based Branching */ 268#define FSCR_EBB __MASK(FSCR_EBB_LG)
260#define FSCR_DSCR (1 << (63-61)) /* Enable Data Stream Control Register */ 269#define FSCR_DSCR __MASK(FSCR_DSCR_LG)
261#define SPRN_HFSCR 0xbe /* HV=1 Facility Status & Control Register */ 270#define SPRN_HFSCR 0xbe /* HV=1 Facility Status & Control Register */
262#define HFSCR_TAR (1 << (63-55)) /* Enable Target Address Register */ 271#define HFSCR_TAR __MASK(FSCR_TAR_LG)
263#define HFSCR_EBB (1 << (63-56)) /* Enable Event Based Branching */ 272#define HFSCR_EBB __MASK(FSCR_EBB_LG)
264#define HFSCR_TM (1 << (63-58)) /* Enable Transactional Memory */ 273#define HFSCR_TM __MASK(FSCR_TM_LG)
265#define HFSCR_PM (1 << (63-60)) /* Enable prob/priv access to PMU SPRs */ 274#define HFSCR_PM __MASK(FSCR_PM_LG)
266#define HFSCR_BHRB (1 << (63-59)) /* Enable Branch History Rolling Buffer*/ 275#define HFSCR_BHRB __MASK(FSCR_BHRB_LG)
267#define HFSCR_DSCR (1 << (63-61)) /* Enable Data Stream Control Register */ 276#define HFSCR_DSCR __MASK(FSCR_DSCR_LG)
268#define HFSCR_VECVSX (1 << (63-62)) /* Enable VMX/VSX */ 277#define HFSCR_VECVSX __MASK(FSCR_VECVSX_LG)
269#define HFSCR_FP (1 << (63-63)) /* Enable Floating Point */ 278#define HFSCR_FP __MASK(FSCR_FP_LG)
270#define SPRN_TAR 0x32f /* Target Address Register */ 279#define SPRN_TAR 0x32f /* Target Address Register */
271#define SPRN_LPCR 0x13E /* LPAR Control Register */ 280#define SPRN_LPCR 0x13E /* LPAR Control Register */
272#define LPCR_VPM0 (1ul << (63-0)) 281#define LPCR_VPM0 (1ul << (63-0))
diff --git a/arch/powerpc/include/asm/switch_to.h b/arch/powerpc/include/asm/switch_to.h
index 49a13e0ef234..294c2cedcf7a 100644
--- a/arch/powerpc/include/asm/switch_to.h
+++ b/arch/powerpc/include/asm/switch_to.h
@@ -15,6 +15,15 @@ extern struct task_struct *__switch_to(struct task_struct *,
15struct thread_struct; 15struct thread_struct;
16extern struct task_struct *_switch(struct thread_struct *prev, 16extern struct task_struct *_switch(struct thread_struct *prev,
17 struct thread_struct *next); 17 struct thread_struct *next);
18#ifdef CONFIG_PPC_BOOK3S_64
19static inline void save_tar(struct thread_struct *prev)
20{
21 if (cpu_has_feature(CPU_FTR_ARCH_207S))
22 prev->tar = mfspr(SPRN_TAR);
23}
24#else
25static inline void save_tar(struct thread_struct *prev) {}
26#endif
18 27
19extern void giveup_fpu(struct task_struct *); 28extern void giveup_fpu(struct task_struct *);
20extern void load_up_fpu(void); 29extern void load_up_fpu(void);
diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c
index c7e8afc2ead0..8207459efe56 100644
--- a/arch/powerpc/kernel/asm-offsets.c
+++ b/arch/powerpc/kernel/asm-offsets.c
@@ -138,6 +138,9 @@ int main(void)
138 DEFINE(THREAD_TM_TFHAR, offsetof(struct thread_struct, tm_tfhar)); 138 DEFINE(THREAD_TM_TFHAR, offsetof(struct thread_struct, tm_tfhar));
139 DEFINE(THREAD_TM_TEXASR, offsetof(struct thread_struct, tm_texasr)); 139 DEFINE(THREAD_TM_TEXASR, offsetof(struct thread_struct, tm_texasr));
140 DEFINE(THREAD_TM_TFIAR, offsetof(struct thread_struct, tm_tfiar)); 140 DEFINE(THREAD_TM_TFIAR, offsetof(struct thread_struct, tm_tfiar));
141 DEFINE(THREAD_TM_TAR, offsetof(struct thread_struct, tm_tar));
142 DEFINE(THREAD_TM_PPR, offsetof(struct thread_struct, tm_ppr));
143 DEFINE(THREAD_TM_DSCR, offsetof(struct thread_struct, tm_dscr));
141 DEFINE(PT_CKPT_REGS, offsetof(struct thread_struct, ckpt_regs)); 144 DEFINE(PT_CKPT_REGS, offsetof(struct thread_struct, ckpt_regs));
142 DEFINE(THREAD_TRANSACT_VR0, offsetof(struct thread_struct, 145 DEFINE(THREAD_TRANSACT_VR0, offsetof(struct thread_struct,
143 transact_vr[0])); 146 transact_vr[0]));
diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c
index ea9414c8088d..55593ee2d5aa 100644
--- a/arch/powerpc/kernel/eeh.c
+++ b/arch/powerpc/kernel/eeh.c
@@ -1061,7 +1061,7 @@ static const struct file_operations proc_eeh_operations = {
1061 1061
1062static int __init eeh_init_proc(void) 1062static int __init eeh_init_proc(void)
1063{ 1063{
1064 if (machine_is(pseries)) 1064 if (machine_is(pseries) || machine_is(powernv))
1065 proc_create("powerpc/eeh", 0, NULL, &proc_eeh_operations); 1065 proc_create("powerpc/eeh", 0, NULL, &proc_eeh_operations);
1066 return 0; 1066 return 0;
1067} 1067}
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index ab15b8d057ad..2bd0b885b0fe 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -449,15 +449,6 @@ END_FTR_SECTION_IFSET(CPU_FTR_DSCR)
449 449
450#ifdef CONFIG_PPC_BOOK3S_64 450#ifdef CONFIG_PPC_BOOK3S_64
451BEGIN_FTR_SECTION 451BEGIN_FTR_SECTION
452 /*
453 * Back up the TAR across context switches. Note that the TAR is not
454 * available for use in the kernel. (To provide this, the TAR should
455 * be backed up/restored on exception entry/exit instead, and be in
456 * pt_regs. FIXME, this should be in pt_regs anyway (for debug).)
457 */
458 mfspr r0,SPRN_TAR
459 std r0,THREAD_TAR(r3)
460
461 /* Event based branch registers */ 452 /* Event based branch registers */
462 mfspr r0, SPRN_BESCR 453 mfspr r0, SPRN_BESCR
463 std r0, THREAD_BESCR(r3) 454 std r0, THREAD_BESCR(r3)
@@ -584,9 +575,34 @@ BEGIN_FTR_SECTION
584 ld r7,DSCR_DEFAULT@toc(2) 575 ld r7,DSCR_DEFAULT@toc(2)
585 ld r0,THREAD_DSCR(r4) 576 ld r0,THREAD_DSCR(r4)
586 cmpwi r6,0 577 cmpwi r6,0
578 li r8, FSCR_DSCR
587 bne 1f 579 bne 1f
588 ld r0,0(r7) 580 ld r0,0(r7)
5891: cmpd r0,r25 581 b 3f
5821:
583 BEGIN_FTR_SECTION_NESTED(70)
584 mfspr r6, SPRN_FSCR
585 or r6, r6, r8
586 mtspr SPRN_FSCR, r6
587 BEGIN_FTR_SECTION_NESTED(69)
588 mfspr r6, SPRN_HFSCR
589 or r6, r6, r8
590 mtspr SPRN_HFSCR, r6
591 END_FTR_SECTION_NESTED(CPU_FTR_HVMODE, CPU_FTR_HVMODE, 69)
592 b 4f
593 END_FTR_SECTION_NESTED(CPU_FTR_ARCH_207S, CPU_FTR_ARCH_207S, 70)
5943:
595 BEGIN_FTR_SECTION_NESTED(70)
596 mfspr r6, SPRN_FSCR
597 andc r6, r6, r8
598 mtspr SPRN_FSCR, r6
599 BEGIN_FTR_SECTION_NESTED(69)
600 mfspr r6, SPRN_HFSCR
601 andc r6, r6, r8
602 mtspr SPRN_HFSCR, r6
603 END_FTR_SECTION_NESTED(CPU_FTR_HVMODE, CPU_FTR_HVMODE, 69)
604 END_FTR_SECTION_NESTED(CPU_FTR_ARCH_207S, CPU_FTR_ARCH_207S, 70)
6054: cmpd r0,r25
590 beq 2f 606 beq 2f
591 mtspr SPRN_DSCR,r0 607 mtspr SPRN_DSCR,r0
5922: 6082:
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index 4e00d223b2e3..902ca3c6b4b6 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -848,7 +848,7 @@ hv_facility_unavailable_relon_trampoline:
848 . = 0x4f80 848 . = 0x4f80
849 SET_SCRATCH0(r13) 849 SET_SCRATCH0(r13)
850 EXCEPTION_PROLOG_0(PACA_EXGEN) 850 EXCEPTION_PROLOG_0(PACA_EXGEN)
851 b facility_unavailable_relon_hv 851 b hv_facility_unavailable_relon_hv
852 852
853 STD_RELON_EXCEPTION_PSERIES(0x5300, 0x1300, instruction_breakpoint) 853 STD_RELON_EXCEPTION_PSERIES(0x5300, 0x1300, instruction_breakpoint)
854#ifdef CONFIG_PPC_DENORMALISATION 854#ifdef CONFIG_PPC_DENORMALISATION
@@ -1175,6 +1175,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_VSX)
1175 b .ret_from_except 1175 b .ret_from_except
1176 1176
1177 STD_EXCEPTION_COMMON(0xf60, facility_unavailable, .facility_unavailable_exception) 1177 STD_EXCEPTION_COMMON(0xf60, facility_unavailable, .facility_unavailable_exception)
1178 STD_EXCEPTION_COMMON(0xf80, hv_facility_unavailable, .facility_unavailable_exception)
1178 1179
1179 .align 7 1180 .align 7
1180 .globl __end_handlers 1181 .globl __end_handlers
@@ -1188,7 +1189,7 @@ __end_handlers:
1188 STD_RELON_EXCEPTION_PSERIES_OOL(0xf20, altivec_unavailable) 1189 STD_RELON_EXCEPTION_PSERIES_OOL(0xf20, altivec_unavailable)
1189 STD_RELON_EXCEPTION_PSERIES_OOL(0xf40, vsx_unavailable) 1190 STD_RELON_EXCEPTION_PSERIES_OOL(0xf40, vsx_unavailable)
1190 STD_RELON_EXCEPTION_PSERIES_OOL(0xf60, facility_unavailable) 1191 STD_RELON_EXCEPTION_PSERIES_OOL(0xf60, facility_unavailable)
1191 STD_RELON_EXCEPTION_HV_OOL(0xf80, facility_unavailable) 1192 STD_RELON_EXCEPTION_HV_OOL(0xf80, hv_facility_unavailable)
1192 1193
1193#if defined(CONFIG_PPC_PSERIES) || defined(CONFIG_PPC_POWERNV) 1194#if defined(CONFIG_PPC_PSERIES) || defined(CONFIG_PPC_POWERNV)
1194/* 1195/*
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index c517dbe705fd..8083be20fe5e 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -600,6 +600,16 @@ struct task_struct *__switch_to(struct task_struct *prev,
600 struct ppc64_tlb_batch *batch; 600 struct ppc64_tlb_batch *batch;
601#endif 601#endif
602 602
603 /* Back up the TAR across context switches.
604 * Note that the TAR is not available for use in the kernel. (To
605 * provide this, the TAR should be backed up/restored on exception
606 * entry/exit instead, and be in pt_regs. FIXME, this should be in
607 * pt_regs anyway (for debug).)
608 * Save the TAR here before we do treclaim/trecheckpoint as these
609 * will change the TAR.
610 */
611 save_tar(&prev->thread);
612
603 __switch_to_tm(prev); 613 __switch_to_tm(prev);
604 614
605#ifdef CONFIG_SMP 615#ifdef CONFIG_SMP
diff --git a/arch/powerpc/kernel/tm.S b/arch/powerpc/kernel/tm.S
index 51be8fb24803..0554d1f6d70d 100644
--- a/arch/powerpc/kernel/tm.S
+++ b/arch/powerpc/kernel/tm.S
@@ -233,6 +233,16 @@ dont_backup_fp:
233 std r5, _CCR(r7) 233 std r5, _CCR(r7)
234 std r6, _XER(r7) 234 std r6, _XER(r7)
235 235
236
237 /* ******************** TAR, PPR, DSCR ********** */
238 mfspr r3, SPRN_TAR
239 mfspr r4, SPRN_PPR
240 mfspr r5, SPRN_DSCR
241
242 std r3, THREAD_TM_TAR(r12)
243 std r4, THREAD_TM_PPR(r12)
244 std r5, THREAD_TM_DSCR(r12)
245
236 /* MSR and flags: We don't change CRs, and we don't need to alter 246 /* MSR and flags: We don't change CRs, and we don't need to alter
237 * MSR. 247 * MSR.
238 */ 248 */
@@ -347,6 +357,16 @@ dont_restore_fp:
347 mtmsr r6 /* FP/Vec off again! */ 357 mtmsr r6 /* FP/Vec off again! */
348 358
349restore_gprs: 359restore_gprs:
360
361 /* ******************** TAR, PPR, DSCR ********** */
362 ld r4, THREAD_TM_TAR(r3)
363 ld r5, THREAD_TM_PPR(r3)
364 ld r6, THREAD_TM_DSCR(r3)
365
366 mtspr SPRN_TAR, r4
367 mtspr SPRN_PPR, r5
368 mtspr SPRN_DSCR, r6
369
350 /* ******************** CR,LR,CCR,MSR ********** */ 370 /* ******************** CR,LR,CCR,MSR ********** */
351 ld r3, _CTR(r7) 371 ld r3, _CTR(r7)
352 ld r4, _LINK(r7) 372 ld r4, _LINK(r7)
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index bf33c22e38a4..e435bc089ea3 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -44,9 +44,7 @@
44#include <asm/machdep.h> 44#include <asm/machdep.h>
45#include <asm/rtas.h> 45#include <asm/rtas.h>
46#include <asm/pmc.h> 46#include <asm/pmc.h>
47#ifdef CONFIG_PPC32
48#include <asm/reg.h> 47#include <asm/reg.h>
49#endif
50#ifdef CONFIG_PMAC_BACKLIGHT 48#ifdef CONFIG_PMAC_BACKLIGHT
51#include <asm/backlight.h> 49#include <asm/backlight.h>
52#endif 50#endif
@@ -1296,43 +1294,54 @@ void vsx_unavailable_exception(struct pt_regs *regs)
1296 die("Unrecoverable VSX Unavailable Exception", regs, SIGABRT); 1294 die("Unrecoverable VSX Unavailable Exception", regs, SIGABRT);
1297} 1295}
1298 1296
1297#ifdef CONFIG_PPC64
1299void facility_unavailable_exception(struct pt_regs *regs) 1298void facility_unavailable_exception(struct pt_regs *regs)
1300{ 1299{
1301 static char *facility_strings[] = { 1300 static char *facility_strings[] = {
1302 "FPU", 1301 [FSCR_FP_LG] = "FPU",
1303 "VMX/VSX", 1302 [FSCR_VECVSX_LG] = "VMX/VSX",
1304 "DSCR", 1303 [FSCR_DSCR_LG] = "DSCR",
1305 "PMU SPRs", 1304 [FSCR_PM_LG] = "PMU SPRs",
1306 "BHRB", 1305 [FSCR_BHRB_LG] = "BHRB",
1307 "TM", 1306 [FSCR_TM_LG] = "TM",
1308 "AT", 1307 [FSCR_EBB_LG] = "EBB",
1309 "EBB", 1308 [FSCR_TAR_LG] = "TAR",
1310 "TAR",
1311 }; 1309 };
1312 char *facility, *prefix; 1310 char *facility = "unknown";
1313 u64 value; 1311 u64 value;
1312 u8 status;
1313 bool hv;
1314 1314
1315 if (regs->trap == 0xf60) { 1315 hv = (regs->trap == 0xf80);
1316 value = mfspr(SPRN_FSCR); 1316 if (hv)
1317 prefix = "";
1318 } else {
1319 value = mfspr(SPRN_HFSCR); 1317 value = mfspr(SPRN_HFSCR);
1320 prefix = "Hypervisor "; 1318 else
1319 value = mfspr(SPRN_FSCR);
1320
1321 status = value >> 56;
1322 if (status == FSCR_DSCR_LG) {
1323 /* User is acessing the DSCR. Set the inherit bit and allow
1324 * the user to set it directly in future by setting via the
1325 * H/FSCR DSCR bit.
1326 */
1327 current->thread.dscr_inherit = 1;
1328 if (hv)
1329 mtspr(SPRN_HFSCR, value | HFSCR_DSCR);
1330 else
1331 mtspr(SPRN_FSCR, value | FSCR_DSCR);
1332 return;
1321 } 1333 }
1322 1334
1323 value = value >> 56; 1335 if ((status < ARRAY_SIZE(facility_strings)) &&
1336 facility_strings[status])
1337 facility = facility_strings[status];
1324 1338
1325 /* We restore the interrupt state now */ 1339 /* We restore the interrupt state now */
1326 if (!arch_irq_disabled_regs(regs)) 1340 if (!arch_irq_disabled_regs(regs))
1327 local_irq_enable(); 1341 local_irq_enable();
1328 1342
1329 if (value < ARRAY_SIZE(facility_strings))
1330 facility = facility_strings[value];
1331 else
1332 facility = "unknown";
1333
1334 pr_err("%sFacility '%s' unavailable, exception at 0x%lx, MSR=%lx\n", 1343 pr_err("%sFacility '%s' unavailable, exception at 0x%lx, MSR=%lx\n",
1335 prefix, facility, regs->nip, regs->msr); 1344 hv ? "Hypervisor " : "", facility, regs->nip, regs->msr);
1336 1345
1337 if (user_mode(regs)) { 1346 if (user_mode(regs)) {
1338 _exception(SIGILL, regs, ILL_ILLOPC, regs->nip); 1347 _exception(SIGILL, regs, ILL_ILLOPC, regs->nip);
@@ -1341,6 +1350,7 @@ void facility_unavailable_exception(struct pt_regs *regs)
1341 1350
1342 die("Unexpected facility unavailable exception", regs, SIGABRT); 1351 die("Unexpected facility unavailable exception", regs, SIGABRT);
1343} 1352}
1353#endif
1344 1354
1345#ifdef CONFIG_PPC_TRANSACTIONAL_MEM 1355#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
1346 1356
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index 2efa9dde741a..7629cd3eb91a 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -1809,7 +1809,7 @@ static int kvmppc_hv_setup_htab_rma(struct kvm_vcpu *vcpu)
1809 rma_size <<= PAGE_SHIFT; 1809 rma_size <<= PAGE_SHIFT;
1810 rmls = lpcr_rmls(rma_size); 1810 rmls = lpcr_rmls(rma_size);
1811 err = -EINVAL; 1811 err = -EINVAL;
1812 if (rmls < 0) { 1812 if ((long)rmls < 0) {
1813 pr_err("KVM: Can't use RMA of 0x%lx bytes\n", rma_size); 1813 pr_err("KVM: Can't use RMA of 0x%lx bytes\n", rma_size);
1814 goto out_srcu; 1814 goto out_srcu;
1815 } 1815 }
@@ -1874,7 +1874,7 @@ int kvmppc_core_init_vm(struct kvm *kvm)
1874 /* Allocate the guest's logical partition ID */ 1874 /* Allocate the guest's logical partition ID */
1875 1875
1876 lpid = kvmppc_alloc_lpid(); 1876 lpid = kvmppc_alloc_lpid();
1877 if (lpid < 0) 1877 if ((long)lpid < 0)
1878 return -ENOMEM; 1878 return -ENOMEM;
1879 kvm->arch.lpid = lpid; 1879 kvm->arch.lpid = lpid;
1880 1880
diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c
index 19498a567a81..c6e13d9a9e15 100644
--- a/arch/powerpc/kvm/book3s_pr.c
+++ b/arch/powerpc/kvm/book3s_pr.c
@@ -1047,11 +1047,12 @@ struct kvm_vcpu *kvmppc_core_vcpu_create(struct kvm *kvm, unsigned int id)
1047 if (err) 1047 if (err)
1048 goto free_shadow_vcpu; 1048 goto free_shadow_vcpu;
1049 1049
1050 err = -ENOMEM;
1050 p = __get_free_page(GFP_KERNEL|__GFP_ZERO); 1051 p = __get_free_page(GFP_KERNEL|__GFP_ZERO);
1051 /* the real shared page fills the last 4k of our page */
1052 vcpu->arch.shared = (void*)(p + PAGE_SIZE - 4096);
1053 if (!p) 1052 if (!p)
1054 goto uninit_vcpu; 1053 goto uninit_vcpu;
1054 /* the real shared page fills the last 4k of our page */
1055 vcpu->arch.shared = (void *)(p + PAGE_SIZE - 4096);
1055 1056
1056#ifdef CONFIG_PPC_BOOK3S_64 1057#ifdef CONFIG_PPC_BOOK3S_64
1057 /* default to book3s_64 (970fx) */ 1058 /* default to book3s_64 (970fx) */
diff --git a/arch/powerpc/platforms/pseries/nvram.c b/arch/powerpc/platforms/pseries/nvram.c
index 9f8671a44551..6a5f2b1f32ca 100644
--- a/arch/powerpc/platforms/pseries/nvram.c
+++ b/arch/powerpc/platforms/pseries/nvram.c
@@ -569,35 +569,6 @@ error:
569 return ret; 569 return ret;
570} 570}
571 571
572static int unzip_oops(char *oops_buf, char *big_buf)
573{
574 struct oops_log_info *oops_hdr = (struct oops_log_info *)oops_buf;
575 u64 timestamp = oops_hdr->timestamp;
576 char *big_oops_data = NULL;
577 char *oops_data_buf = NULL;
578 size_t big_oops_data_sz;
579 int unzipped_len;
580
581 big_oops_data = big_buf + sizeof(struct oops_log_info);
582 big_oops_data_sz = big_oops_buf_sz - sizeof(struct oops_log_info);
583 oops_data_buf = oops_buf + sizeof(struct oops_log_info);
584
585 unzipped_len = nvram_decompress(oops_data_buf, big_oops_data,
586 oops_hdr->report_length,
587 big_oops_data_sz);
588
589 if (unzipped_len < 0) {
590 pr_err("nvram: decompression failed; returned %d\n",
591 unzipped_len);
592 return -1;
593 }
594 oops_hdr = (struct oops_log_info *)big_buf;
595 oops_hdr->version = OOPS_HDR_VERSION;
596 oops_hdr->report_length = (u16) unzipped_len;
597 oops_hdr->timestamp = timestamp;
598 return 0;
599}
600
601static int nvram_pstore_open(struct pstore_info *psi) 572static int nvram_pstore_open(struct pstore_info *psi)
602{ 573{
603 /* Reset the iterator to start reading partitions again */ 574 /* Reset the iterator to start reading partitions again */
@@ -685,10 +656,9 @@ static ssize_t nvram_pstore_read(u64 *id, enum pstore_type_id *type,
685 unsigned int err_type, id_no, size = 0; 656 unsigned int err_type, id_no, size = 0;
686 struct nvram_os_partition *part = NULL; 657 struct nvram_os_partition *part = NULL;
687 char *buff = NULL, *big_buff = NULL; 658 char *buff = NULL, *big_buff = NULL;
688 int rc, sig = 0; 659 int sig = 0;
689 loff_t p; 660 loff_t p;
690 661
691read_partition:
692 read_type++; 662 read_type++;
693 663
694 switch (nvram_type_ids[read_type]) { 664 switch (nvram_type_ids[read_type]) {
@@ -749,30 +719,46 @@ read_partition:
749 *id = id_no; 719 *id = id_no;
750 720
751 if (nvram_type_ids[read_type] == PSTORE_TYPE_DMESG) { 721 if (nvram_type_ids[read_type] == PSTORE_TYPE_DMESG) {
722 int length, unzipped_len;
723 size_t hdr_size;
724
752 oops_hdr = (struct oops_log_info *)buff; 725 oops_hdr = (struct oops_log_info *)buff;
753 *buf = buff + sizeof(*oops_hdr); 726 if (oops_hdr->version < OOPS_HDR_VERSION) {
727 /* Old format oops header had 2-byte record size */
728 hdr_size = sizeof(u16);
729 length = oops_hdr->version;
730 time->tv_sec = 0;
731 time->tv_nsec = 0;
732 } else {
733 hdr_size = sizeof(*oops_hdr);
734 length = oops_hdr->report_length;
735 time->tv_sec = oops_hdr->timestamp;
736 time->tv_nsec = 0;
737 }
738 *buf = kmalloc(length, GFP_KERNEL);
739 if (*buf == NULL)
740 return -ENOMEM;
741 memcpy(*buf, buff + hdr_size, length);
742 kfree(buff);
754 743
755 if (err_type == ERR_TYPE_KERNEL_PANIC_GZ) { 744 if (err_type == ERR_TYPE_KERNEL_PANIC_GZ) {
756 big_buff = kmalloc(big_oops_buf_sz, GFP_KERNEL); 745 big_buff = kmalloc(big_oops_buf_sz, GFP_KERNEL);
757 if (!big_buff) 746 if (!big_buff)
758 return -ENOMEM; 747 return -ENOMEM;
759 748
760 rc = unzip_oops(buff, big_buff); 749 unzipped_len = nvram_decompress(*buf, big_buff,
750 length, big_oops_buf_sz);
761 751
762 if (rc != 0) { 752 if (unzipped_len < 0) {
763 kfree(buff); 753 pr_err("nvram: decompression failed, returned "
754 "rc %d\n", unzipped_len);
764 kfree(big_buff); 755 kfree(big_buff);
765 goto read_partition; 756 } else {
757 *buf = big_buff;
758 length = unzipped_len;
766 } 759 }
767
768 oops_hdr = (struct oops_log_info *)big_buff;
769 *buf = big_buff + sizeof(*oops_hdr);
770 kfree(buff);
771 } 760 }
772 761 return length;
773 time->tv_sec = oops_hdr->timestamp;
774 time->tv_nsec = 0;
775 return oops_hdr->report_length;
776 } 762 }
777 763
778 *buf = buff; 764 *buf = buff;
@@ -816,6 +802,7 @@ static int nvram_pstore_init(void)
816static void __init nvram_init_oops_partition(int rtas_partition_exists) 802static void __init nvram_init_oops_partition(int rtas_partition_exists)
817{ 803{
818 int rc; 804 int rc;
805 size_t size;
819 806
820 rc = pseries_nvram_init_os_partition(&oops_log_partition); 807 rc = pseries_nvram_init_os_partition(&oops_log_partition);
821 if (rc != 0) { 808 if (rc != 0) {
@@ -844,8 +831,9 @@ static void __init nvram_init_oops_partition(int rtas_partition_exists)
844 big_oops_buf_sz = (oops_data_sz * 100) / 45; 831 big_oops_buf_sz = (oops_data_sz * 100) / 45;
845 big_oops_buf = kmalloc(big_oops_buf_sz, GFP_KERNEL); 832 big_oops_buf = kmalloc(big_oops_buf_sz, GFP_KERNEL);
846 if (big_oops_buf) { 833 if (big_oops_buf) {
847 stream.workspace = kmalloc(zlib_deflate_workspacesize( 834 size = max(zlib_deflate_workspacesize(WINDOW_BITS, MEM_LEVEL),
848 WINDOW_BITS, MEM_LEVEL), GFP_KERNEL); 835 zlib_inflate_workspacesize());
836 stream.workspace = kmalloc(size, GFP_KERNEL);
849 if (!stream.workspace) { 837 if (!stream.workspace) {
850 pr_err("nvram: No memory for compression workspace; " 838 pr_err("nvram: No memory for compression workspace; "
851 "skipping compression of %s partition data\n", 839 "skipping compression of %s partition data\n",
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index ba694d2ba51e..34c1c9a90be2 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -702,14 +702,25 @@ static int __vcpu_run(struct kvm_vcpu *vcpu)
702 return rc; 702 return rc;
703 703
704 vcpu->arch.sie_block->icptcode = 0; 704 vcpu->arch.sie_block->icptcode = 0;
705 preempt_disable();
706 kvm_guest_enter();
707 preempt_enable();
708 VCPU_EVENT(vcpu, 6, "entering sie flags %x", 705 VCPU_EVENT(vcpu, 6, "entering sie flags %x",
709 atomic_read(&vcpu->arch.sie_block->cpuflags)); 706 atomic_read(&vcpu->arch.sie_block->cpuflags));
710 trace_kvm_s390_sie_enter(vcpu, 707 trace_kvm_s390_sie_enter(vcpu,
711 atomic_read(&vcpu->arch.sie_block->cpuflags)); 708 atomic_read(&vcpu->arch.sie_block->cpuflags));
709
710 /*
711 * As PF_VCPU will be used in fault handler, between guest_enter
712 * and guest_exit should be no uaccess.
713 */
714 preempt_disable();
715 kvm_guest_enter();
716 preempt_enable();
712 rc = sie64a(vcpu->arch.sie_block, vcpu->run->s.regs.gprs); 717 rc = sie64a(vcpu->arch.sie_block, vcpu->run->s.regs.gprs);
718 kvm_guest_exit();
719
720 VCPU_EVENT(vcpu, 6, "exit sie icptcode %d",
721 vcpu->arch.sie_block->icptcode);
722 trace_kvm_s390_sie_exit(vcpu, vcpu->arch.sie_block->icptcode);
723
713 if (rc > 0) 724 if (rc > 0)
714 rc = 0; 725 rc = 0;
715 if (rc < 0) { 726 if (rc < 0) {
@@ -721,10 +732,6 @@ static int __vcpu_run(struct kvm_vcpu *vcpu)
721 rc = kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING); 732 rc = kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING);
722 } 733 }
723 } 734 }
724 VCPU_EVENT(vcpu, 6, "exit sie icptcode %d",
725 vcpu->arch.sie_block->icptcode);
726 trace_kvm_s390_sie_exit(vcpu, vcpu->arch.sie_block->icptcode);
727 kvm_guest_exit();
728 735
729 memcpy(&vcpu->run->s.regs.gprs[14], &vcpu->arch.sie_block->gg14, 16); 736 memcpy(&vcpu->run->s.regs.gprs[14], &vcpu->arch.sie_block->gg14, 16);
730 return rc; 737 return rc;
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c
index 0da3e6eb6be6..4cdc54e63ebc 100644
--- a/arch/s390/kvm/priv.c
+++ b/arch/s390/kvm/priv.c
@@ -16,6 +16,7 @@
16#include <linux/errno.h> 16#include <linux/errno.h>
17#include <linux/compat.h> 17#include <linux/compat.h>
18#include <asm/asm-offsets.h> 18#include <asm/asm-offsets.h>
19#include <asm/facility.h>
19#include <asm/current.h> 20#include <asm/current.h>
20#include <asm/debug.h> 21#include <asm/debug.h>
21#include <asm/ebcdic.h> 22#include <asm/ebcdic.h>
@@ -532,8 +533,7 @@ static int handle_pfmf(struct kvm_vcpu *vcpu)
532 return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); 533 return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION);
533 534
534 /* Only provide non-quiescing support if the host supports it */ 535 /* Only provide non-quiescing support if the host supports it */
535 if (vcpu->run->s.regs.gprs[reg1] & PFMF_NQ && 536 if (vcpu->run->s.regs.gprs[reg1] & PFMF_NQ && !test_facility(14))
536 S390_lowcore.stfl_fac_list & 0x00020000)
537 return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); 537 return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION);
538 538
539 /* No support for conditional-SSKE */ 539 /* No support for conditional-SSKE */
diff --git a/arch/x86/include/asm/microcode_amd.h b/arch/x86/include/asm/microcode_amd.h
index 50e5c58ced23..4c019179a57d 100644
--- a/arch/x86/include/asm/microcode_amd.h
+++ b/arch/x86/include/asm/microcode_amd.h
@@ -59,7 +59,7 @@ static inline u16 find_equiv_id(struct equiv_cpu_entry *equiv_cpu_table,
59 59
60extern int __apply_microcode_amd(struct microcode_amd *mc_amd); 60extern int __apply_microcode_amd(struct microcode_amd *mc_amd);
61extern int apply_microcode_amd(int cpu); 61extern int apply_microcode_amd(int cpu);
62extern enum ucode_state load_microcode_amd(int cpu, const u8 *data, size_t size); 62extern enum ucode_state load_microcode_amd(u8 family, const u8 *data, size_t size);
63 63
64#ifdef CONFIG_MICROCODE_AMD_EARLY 64#ifdef CONFIG_MICROCODE_AMD_EARLY
65#ifdef CONFIG_X86_32 65#ifdef CONFIG_X86_32
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index f654ecefea5b..08a089043ccf 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -512,7 +512,7 @@ static void early_init_amd(struct cpuinfo_x86 *c)
512 512
513static const int amd_erratum_383[]; 513static const int amd_erratum_383[];
514static const int amd_erratum_400[]; 514static const int amd_erratum_400[];
515static bool cpu_has_amd_erratum(const int *erratum); 515static bool cpu_has_amd_erratum(struct cpuinfo_x86 *cpu, const int *erratum);
516 516
517static void init_amd(struct cpuinfo_x86 *c) 517static void init_amd(struct cpuinfo_x86 *c)
518{ 518{
@@ -729,11 +729,11 @@ static void init_amd(struct cpuinfo_x86 *c)
729 value &= ~(1ULL << 24); 729 value &= ~(1ULL << 24);
730 wrmsrl_safe(MSR_AMD64_BU_CFG2, value); 730 wrmsrl_safe(MSR_AMD64_BU_CFG2, value);
731 731
732 if (cpu_has_amd_erratum(amd_erratum_383)) 732 if (cpu_has_amd_erratum(c, amd_erratum_383))
733 set_cpu_bug(c, X86_BUG_AMD_TLB_MMATCH); 733 set_cpu_bug(c, X86_BUG_AMD_TLB_MMATCH);
734 } 734 }
735 735
736 if (cpu_has_amd_erratum(amd_erratum_400)) 736 if (cpu_has_amd_erratum(c, amd_erratum_400))
737 set_cpu_bug(c, X86_BUG_AMD_APIC_C1E); 737 set_cpu_bug(c, X86_BUG_AMD_APIC_C1E);
738 738
739 rdmsr_safe(MSR_AMD64_PATCH_LEVEL, &c->microcode, &dummy); 739 rdmsr_safe(MSR_AMD64_PATCH_LEVEL, &c->microcode, &dummy);
@@ -878,23 +878,13 @@ static const int amd_erratum_400[] =
878static const int amd_erratum_383[] = 878static const int amd_erratum_383[] =
879 AMD_OSVW_ERRATUM(3, AMD_MODEL_RANGE(0x10, 0, 0, 0xff, 0xf)); 879 AMD_OSVW_ERRATUM(3, AMD_MODEL_RANGE(0x10, 0, 0, 0xff, 0xf));
880 880
881static bool cpu_has_amd_erratum(const int *erratum) 881
882static bool cpu_has_amd_erratum(struct cpuinfo_x86 *cpu, const int *erratum)
882{ 883{
883 struct cpuinfo_x86 *cpu = __this_cpu_ptr(&cpu_info);
884 int osvw_id = *erratum++; 884 int osvw_id = *erratum++;
885 u32 range; 885 u32 range;
886 u32 ms; 886 u32 ms;
887 887
888 /*
889 * If called early enough that current_cpu_data hasn't been initialized
890 * yet, fall back to boot_cpu_data.
891 */
892 if (cpu->x86 == 0)
893 cpu = &boot_cpu_data;
894
895 if (cpu->x86_vendor != X86_VENDOR_AMD)
896 return false;
897
898 if (osvw_id >= 0 && osvw_id < 65536 && 888 if (osvw_id >= 0 && osvw_id < 65536 &&
899 cpu_has(cpu, X86_FEATURE_OSVW)) { 889 cpu_has(cpu, X86_FEATURE_OSVW)) {
900 u64 osvw_len; 890 u64 osvw_len;
diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index 7a0adb7ee433..7123b5df479d 100644
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -145,10 +145,9 @@ static int collect_cpu_info_amd(int cpu, struct cpu_signature *csig)
145 return 0; 145 return 0;
146} 146}
147 147
148static unsigned int verify_patch_size(int cpu, u32 patch_size, 148static unsigned int verify_patch_size(u8 family, u32 patch_size,
149 unsigned int size) 149 unsigned int size)
150{ 150{
151 struct cpuinfo_x86 *c = &cpu_data(cpu);
152 u32 max_size; 151 u32 max_size;
153 152
154#define F1XH_MPB_MAX_SIZE 2048 153#define F1XH_MPB_MAX_SIZE 2048
@@ -156,7 +155,7 @@ static unsigned int verify_patch_size(int cpu, u32 patch_size,
156#define F15H_MPB_MAX_SIZE 4096 155#define F15H_MPB_MAX_SIZE 4096
157#define F16H_MPB_MAX_SIZE 3458 156#define F16H_MPB_MAX_SIZE 3458
158 157
159 switch (c->x86) { 158 switch (family) {
160 case 0x14: 159 case 0x14:
161 max_size = F14H_MPB_MAX_SIZE; 160 max_size = F14H_MPB_MAX_SIZE;
162 break; 161 break;
@@ -277,9 +276,8 @@ static void cleanup(void)
277 * driver cannot continue functioning normally. In such cases, we tear 276 * driver cannot continue functioning normally. In such cases, we tear
278 * down everything we've used up so far and exit. 277 * down everything we've used up so far and exit.
279 */ 278 */
280static int verify_and_add_patch(unsigned int cpu, u8 *fw, unsigned int leftover) 279static int verify_and_add_patch(u8 family, u8 *fw, unsigned int leftover)
281{ 280{
282 struct cpuinfo_x86 *c = &cpu_data(cpu);
283 struct microcode_header_amd *mc_hdr; 281 struct microcode_header_amd *mc_hdr;
284 struct ucode_patch *patch; 282 struct ucode_patch *patch;
285 unsigned int patch_size, crnt_size, ret; 283 unsigned int patch_size, crnt_size, ret;
@@ -299,7 +297,7 @@ static int verify_and_add_patch(unsigned int cpu, u8 *fw, unsigned int leftover)
299 297
300 /* check if patch is for the current family */ 298 /* check if patch is for the current family */
301 proc_fam = ((proc_fam >> 8) & 0xf) + ((proc_fam >> 20) & 0xff); 299 proc_fam = ((proc_fam >> 8) & 0xf) + ((proc_fam >> 20) & 0xff);
302 if (proc_fam != c->x86) 300 if (proc_fam != family)
303 return crnt_size; 301 return crnt_size;
304 302
305 if (mc_hdr->nb_dev_id || mc_hdr->sb_dev_id) { 303 if (mc_hdr->nb_dev_id || mc_hdr->sb_dev_id) {
@@ -308,7 +306,7 @@ static int verify_and_add_patch(unsigned int cpu, u8 *fw, unsigned int leftover)
308 return crnt_size; 306 return crnt_size;
309 } 307 }
310 308
311 ret = verify_patch_size(cpu, patch_size, leftover); 309 ret = verify_patch_size(family, patch_size, leftover);
312 if (!ret) { 310 if (!ret) {
313 pr_err("Patch-ID 0x%08x: size mismatch.\n", mc_hdr->patch_id); 311 pr_err("Patch-ID 0x%08x: size mismatch.\n", mc_hdr->patch_id);
314 return crnt_size; 312 return crnt_size;
@@ -339,7 +337,8 @@ static int verify_and_add_patch(unsigned int cpu, u8 *fw, unsigned int leftover)
339 return crnt_size; 337 return crnt_size;
340} 338}
341 339
342static enum ucode_state __load_microcode_amd(int cpu, const u8 *data, size_t size) 340static enum ucode_state __load_microcode_amd(u8 family, const u8 *data,
341 size_t size)
343{ 342{
344 enum ucode_state ret = UCODE_ERROR; 343 enum ucode_state ret = UCODE_ERROR;
345 unsigned int leftover; 344 unsigned int leftover;
@@ -362,7 +361,7 @@ static enum ucode_state __load_microcode_amd(int cpu, const u8 *data, size_t siz
362 } 361 }
363 362
364 while (leftover) { 363 while (leftover) {
365 crnt_size = verify_and_add_patch(cpu, fw, leftover); 364 crnt_size = verify_and_add_patch(family, fw, leftover);
366 if (crnt_size < 0) 365 if (crnt_size < 0)
367 return ret; 366 return ret;
368 367
@@ -373,22 +372,22 @@ static enum ucode_state __load_microcode_amd(int cpu, const u8 *data, size_t siz
373 return UCODE_OK; 372 return UCODE_OK;
374} 373}
375 374
376enum ucode_state load_microcode_amd(int cpu, const u8 *data, size_t size) 375enum ucode_state load_microcode_amd(u8 family, const u8 *data, size_t size)
377{ 376{
378 enum ucode_state ret; 377 enum ucode_state ret;
379 378
380 /* free old equiv table */ 379 /* free old equiv table */
381 free_equiv_cpu_table(); 380 free_equiv_cpu_table();
382 381
383 ret = __load_microcode_amd(cpu, data, size); 382 ret = __load_microcode_amd(family, data, size);
384 383
385 if (ret != UCODE_OK) 384 if (ret != UCODE_OK)
386 cleanup(); 385 cleanup();
387 386
388#if defined(CONFIG_MICROCODE_AMD_EARLY) && defined(CONFIG_X86_32) 387#if defined(CONFIG_MICROCODE_AMD_EARLY) && defined(CONFIG_X86_32)
389 /* save BSP's matching patch for early load */ 388 /* save BSP's matching patch for early load */
390 if (cpu_data(cpu).cpu_index == boot_cpu_data.cpu_index) { 389 if (cpu_data(smp_processor_id()).cpu_index == boot_cpu_data.cpu_index) {
391 struct ucode_patch *p = find_patch(cpu); 390 struct ucode_patch *p = find_patch(smp_processor_id());
392 if (p) { 391 if (p) {
393 memset(amd_bsp_mpb, 0, MPB_MAX_SIZE); 392 memset(amd_bsp_mpb, 0, MPB_MAX_SIZE);
394 memcpy(amd_bsp_mpb, p->data, min_t(u32, ksize(p->data), 393 memcpy(amd_bsp_mpb, p->data, min_t(u32, ksize(p->data),
@@ -441,7 +440,7 @@ static enum ucode_state request_microcode_amd(int cpu, struct device *device,
441 goto fw_release; 440 goto fw_release;
442 } 441 }
443 442
444 ret = load_microcode_amd(cpu, fw->data, fw->size); 443 ret = load_microcode_amd(c->x86, fw->data, fw->size);
445 444
446 fw_release: 445 fw_release:
447 release_firmware(fw); 446 release_firmware(fw);
diff --git a/arch/x86/kernel/microcode_amd_early.c b/arch/x86/kernel/microcode_amd_early.c
index 1d14ffee5749..6073104ccaa3 100644
--- a/arch/x86/kernel/microcode_amd_early.c
+++ b/arch/x86/kernel/microcode_amd_early.c
@@ -238,25 +238,17 @@ static void __init collect_cpu_sig_on_bsp(void *arg)
238 uci->cpu_sig.sig = cpuid_eax(0x00000001); 238 uci->cpu_sig.sig = cpuid_eax(0x00000001);
239} 239}
240#else 240#else
241static void collect_cpu_info_amd_early(struct cpuinfo_x86 *c, 241void load_ucode_amd_ap(void)
242 struct ucode_cpu_info *uci)
243{ 242{
243 unsigned int cpu = smp_processor_id();
244 struct ucode_cpu_info *uci = ucode_cpu_info + cpu;
244 u32 rev, eax; 245 u32 rev, eax;
245 246
246 rdmsr(MSR_AMD64_PATCH_LEVEL, rev, eax); 247 rdmsr(MSR_AMD64_PATCH_LEVEL, rev, eax);
247 eax = cpuid_eax(0x00000001); 248 eax = cpuid_eax(0x00000001);
248 249
249 uci->cpu_sig.sig = eax;
250 uci->cpu_sig.rev = rev; 250 uci->cpu_sig.rev = rev;
251 c->microcode = rev; 251 uci->cpu_sig.sig = eax;
252 c->x86 = ((eax >> 8) & 0xf) + ((eax >> 20) & 0xff);
253}
254
255void load_ucode_amd_ap(void)
256{
257 unsigned int cpu = smp_processor_id();
258
259 collect_cpu_info_amd_early(&cpu_data(cpu), ucode_cpu_info + cpu);
260 252
261 if (cpu && !ucode_loaded) { 253 if (cpu && !ucode_loaded) {
262 void *ucode; 254 void *ucode;
@@ -265,8 +257,10 @@ void load_ucode_amd_ap(void)
265 return; 257 return;
266 258
267 ucode = (void *)(initrd_start + ucode_offset); 259 ucode = (void *)(initrd_start + ucode_offset);
268 if (load_microcode_amd(0, ucode, ucode_size) != UCODE_OK) 260 eax = ((eax >> 8) & 0xf) + ((eax >> 20) & 0xff);
261 if (load_microcode_amd(eax, ucode, ucode_size) != UCODE_OK)
269 return; 262 return;
263
270 ucode_loaded = true; 264 ucode_loaded = true;
271 } 265 }
272 266
@@ -278,6 +272,8 @@ int __init save_microcode_in_initrd_amd(void)
278{ 272{
279 enum ucode_state ret; 273 enum ucode_state ret;
280 void *ucode; 274 void *ucode;
275 u32 eax;
276
281#ifdef CONFIG_X86_32 277#ifdef CONFIG_X86_32
282 unsigned int bsp = boot_cpu_data.cpu_index; 278 unsigned int bsp = boot_cpu_data.cpu_index;
283 struct ucode_cpu_info *uci = ucode_cpu_info + bsp; 279 struct ucode_cpu_info *uci = ucode_cpu_info + bsp;
@@ -293,7 +289,10 @@ int __init save_microcode_in_initrd_amd(void)
293 return 0; 289 return 0;
294 290
295 ucode = (void *)(initrd_start + ucode_offset); 291 ucode = (void *)(initrd_start + ucode_offset);
296 ret = load_microcode_amd(0, ucode, ucode_size); 292 eax = cpuid_eax(0x00000001);
293 eax = ((eax >> 8) & 0xf) + ((eax >> 20) & 0xff);
294
295 ret = load_microcode_amd(eax, ucode, ucode_size);
297 if (ret != UCODE_OK) 296 if (ret != UCODE_OK)
298 return -EINVAL; 297 return -EINVAL;
299 298
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index fd6c51cc3acb..5a74a9c1e42c 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -451,7 +451,6 @@ static void acpi_processor_remove(struct acpi_device *device)
451 /* Clean up. */ 451 /* Clean up. */
452 per_cpu(processor_device_array, pr->id) = NULL; 452 per_cpu(processor_device_array, pr->id) = NULL;
453 per_cpu(processors, pr->id) = NULL; 453 per_cpu(processors, pr->id) = NULL;
454 try_offline_node(cpu_to_node(pr->id));
455 454
456 /* Remove the CPU. */ 455 /* Remove the CPU. */
457 get_online_cpus(); 456 get_online_cpus();
@@ -459,6 +458,8 @@ static void acpi_processor_remove(struct acpi_device *device)
459 acpi_unmap_lsapic(pr->id); 458 acpi_unmap_lsapic(pr->id);
460 put_online_cpus(); 459 put_online_cpus();
461 460
461 try_offline_node(cpu_to_node(pr->id));
462
462 out: 463 out:
463 free_cpumask_var(pr->throttling.shared_cpu_map); 464 free_cpumask_var(pr->throttling.shared_cpu_map);
464 kfree(pr); 465 kfree(pr);
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index f68095756fb7..408f6b2a5fa8 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -31,6 +31,7 @@ static LIST_HEAD(bus_type_list);
31static DECLARE_RWSEM(bus_type_sem); 31static DECLARE_RWSEM(bus_type_sem);
32 32
33#define PHYSICAL_NODE_STRING "physical_node" 33#define PHYSICAL_NODE_STRING "physical_node"
34#define PHYSICAL_NODE_NAME_SIZE (sizeof(PHYSICAL_NODE_STRING) + 10)
34 35
35int register_acpi_bus_type(struct acpi_bus_type *type) 36int register_acpi_bus_type(struct acpi_bus_type *type)
36{ 37{
@@ -78,41 +79,108 @@ static struct acpi_bus_type *acpi_get_bus_type(struct device *dev)
78 return ret; 79 return ret;
79} 80}
80 81
81static acpi_status do_acpi_find_child(acpi_handle handle, u32 lvl_not_used, 82static acpi_status acpi_dev_present(acpi_handle handle, u32 lvl_not_used,
82 void *addr_p, void **ret_p) 83 void *not_used, void **ret_p)
83{ 84{
84 unsigned long long addr, sta; 85 struct acpi_device *adev = NULL;
85 acpi_status status;
86 86
87 status = acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL, &addr); 87 acpi_bus_get_device(handle, &adev);
88 if (ACPI_SUCCESS(status) && addr == *((u64 *)addr_p)) { 88 if (adev) {
89 *ret_p = handle; 89 *ret_p = handle;
90 status = acpi_bus_get_status_handle(handle, &sta); 90 return AE_CTRL_TERMINATE;
91 if (ACPI_SUCCESS(status) && (sta & ACPI_STA_DEVICE_ENABLED))
92 return AE_CTRL_TERMINATE;
93 } 91 }
94 return AE_OK; 92 return AE_OK;
95} 93}
96 94
97acpi_handle acpi_get_child(acpi_handle parent, u64 address) 95static bool acpi_extra_checks_passed(acpi_handle handle, bool is_bridge)
98{ 96{
99 void *ret = NULL; 97 unsigned long long sta;
98 acpi_status status;
99
100 status = acpi_bus_get_status_handle(handle, &sta);
101 if (ACPI_FAILURE(status) || !(sta & ACPI_STA_DEVICE_ENABLED))
102 return false;
103
104 if (is_bridge) {
105 void *test = NULL;
106
107 /* Check if this object has at least one child device. */
108 acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, 1,
109 acpi_dev_present, NULL, NULL, &test);
110 return !!test;
111 }
112 return true;
113}
114
115struct find_child_context {
116 u64 addr;
117 bool is_bridge;
118 acpi_handle ret;
119 bool ret_checked;
120};
121
122static acpi_status do_find_child(acpi_handle handle, u32 lvl_not_used,
123 void *data, void **not_used)
124{
125 struct find_child_context *context = data;
126 unsigned long long addr;
127 acpi_status status;
100 128
101 if (!parent) 129 status = acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL, &addr);
102 return NULL; 130 if (ACPI_FAILURE(status) || addr != context->addr)
131 return AE_OK;
103 132
104 acpi_walk_namespace(ACPI_TYPE_DEVICE, parent, 1, NULL, 133 if (!context->ret) {
105 do_acpi_find_child, &address, &ret); 134 /* This is the first matching object. Save its handle. */
106 return (acpi_handle)ret; 135 context->ret = handle;
136 return AE_OK;
137 }
138 /*
139 * There is more than one matching object with the same _ADR value.
140 * That really is unexpected, so we are kind of beyond the scope of the
141 * spec here. We have to choose which one to return, though.
142 *
143 * First, check if the previously found object is good enough and return
144 * its handle if so. Second, check the same for the object that we've
145 * just found.
146 */
147 if (!context->ret_checked) {
148 if (acpi_extra_checks_passed(context->ret, context->is_bridge))
149 return AE_CTRL_TERMINATE;
150 else
151 context->ret_checked = true;
152 }
153 if (acpi_extra_checks_passed(handle, context->is_bridge)) {
154 context->ret = handle;
155 return AE_CTRL_TERMINATE;
156 }
157 return AE_OK;
107} 158}
108EXPORT_SYMBOL(acpi_get_child); 159
160acpi_handle acpi_find_child(acpi_handle parent, u64 addr, bool is_bridge)
161{
162 if (parent) {
163 struct find_child_context context = {
164 .addr = addr,
165 .is_bridge = is_bridge,
166 };
167
168 acpi_walk_namespace(ACPI_TYPE_DEVICE, parent, 1, do_find_child,
169 NULL, &context, NULL);
170 return context.ret;
171 }
172 return NULL;
173}
174EXPORT_SYMBOL_GPL(acpi_find_child);
109 175
110int acpi_bind_one(struct device *dev, acpi_handle handle) 176int acpi_bind_one(struct device *dev, acpi_handle handle)
111{ 177{
112 struct acpi_device *acpi_dev; 178 struct acpi_device *acpi_dev;
113 acpi_status status; 179 acpi_status status;
114 struct acpi_device_physical_node *physical_node, *pn; 180 struct acpi_device_physical_node *physical_node, *pn;
115 char physical_node_name[sizeof(PHYSICAL_NODE_STRING) + 2]; 181 char physical_node_name[PHYSICAL_NODE_NAME_SIZE];
182 struct list_head *physnode_list;
183 unsigned int node_id;
116 int retval = -EINVAL; 184 int retval = -EINVAL;
117 185
118 if (ACPI_HANDLE(dev)) { 186 if (ACPI_HANDLE(dev)) {
@@ -139,25 +207,27 @@ int acpi_bind_one(struct device *dev, acpi_handle handle)
139 207
140 mutex_lock(&acpi_dev->physical_node_lock); 208 mutex_lock(&acpi_dev->physical_node_lock);
141 209
142 /* Sanity check. */ 210 /*
143 list_for_each_entry(pn, &acpi_dev->physical_node_list, node) 211 * Keep the list sorted by node_id so that the IDs of removed nodes can
212 * be recycled easily.
213 */
214 physnode_list = &acpi_dev->physical_node_list;
215 node_id = 0;
216 list_for_each_entry(pn, &acpi_dev->physical_node_list, node) {
217 /* Sanity check. */
144 if (pn->dev == dev) { 218 if (pn->dev == dev) {
145 dev_warn(dev, "Already associated with ACPI node\n"); 219 dev_warn(dev, "Already associated with ACPI node\n");
146 goto err_free; 220 goto err_free;
147 } 221 }
148 222 if (pn->node_id == node_id) {
149 /* allocate physical node id according to physical_node_id_bitmap */ 223 physnode_list = &pn->node;
150 physical_node->node_id = 224 node_id++;
151 find_first_zero_bit(acpi_dev->physical_node_id_bitmap, 225 }
152 ACPI_MAX_PHYSICAL_NODE);
153 if (physical_node->node_id >= ACPI_MAX_PHYSICAL_NODE) {
154 retval = -ENOSPC;
155 goto err_free;
156 } 226 }
157 227
158 set_bit(physical_node->node_id, acpi_dev->physical_node_id_bitmap); 228 physical_node->node_id = node_id;
159 physical_node->dev = dev; 229 physical_node->dev = dev;
160 list_add_tail(&physical_node->node, &acpi_dev->physical_node_list); 230 list_add(&physical_node->node, physnode_list);
161 acpi_dev->physical_node_count++; 231 acpi_dev->physical_node_count++;
162 232
163 mutex_unlock(&acpi_dev->physical_node_lock); 233 mutex_unlock(&acpi_dev->physical_node_lock);
@@ -208,7 +278,7 @@ int acpi_unbind_one(struct device *dev)
208 278
209 mutex_lock(&acpi_dev->physical_node_lock); 279 mutex_lock(&acpi_dev->physical_node_lock);
210 list_for_each_safe(node, next, &acpi_dev->physical_node_list) { 280 list_for_each_safe(node, next, &acpi_dev->physical_node_list) {
211 char physical_node_name[sizeof(PHYSICAL_NODE_STRING) + 2]; 281 char physical_node_name[PHYSICAL_NODE_NAME_SIZE];
212 282
213 entry = list_entry(node, struct acpi_device_physical_node, 283 entry = list_entry(node, struct acpi_device_physical_node,
214 node); 284 node);
@@ -216,7 +286,6 @@ int acpi_unbind_one(struct device *dev)
216 continue; 286 continue;
217 287
218 list_del(node); 288 list_del(node);
219 clear_bit(entry->node_id, acpi_dev->physical_node_id_bitmap);
220 289
221 acpi_dev->physical_node_count--; 290 acpi_dev->physical_node_count--;
222 291
diff --git a/drivers/acpi/proc.c b/drivers/acpi/proc.c
index aa1227a7e3f2..04a13784dd20 100644
--- a/drivers/acpi/proc.c
+++ b/drivers/acpi/proc.c
@@ -311,6 +311,8 @@ acpi_system_wakeup_device_seq_show(struct seq_file *seq, void *offset)
311 dev->pnp.bus_id, 311 dev->pnp.bus_id,
312 (u32) dev->wakeup.sleep_state); 312 (u32) dev->wakeup.sleep_state);
313 313
314 mutex_lock(&dev->physical_node_lock);
315
314 if (!dev->physical_node_count) { 316 if (!dev->physical_node_count) {
315 seq_printf(seq, "%c%-8s\n", 317 seq_printf(seq, "%c%-8s\n",
316 dev->wakeup.flags.run_wake ? '*' : ' ', 318 dev->wakeup.flags.run_wake ? '*' : ' ',
@@ -338,6 +340,8 @@ acpi_system_wakeup_device_seq_show(struct seq_file *seq, void *offset)
338 put_device(ldev); 340 put_device(ldev);
339 } 341 }
340 } 342 }
343
344 mutex_unlock(&dev->physical_node_lock);
341 } 345 }
342 mutex_unlock(&acpi_device_lock); 346 mutex_unlock(&acpi_device_lock);
343 return 0; 347 return 0;
@@ -347,12 +351,16 @@ static void physical_device_enable_wakeup(struct acpi_device *adev)
347{ 351{
348 struct acpi_device_physical_node *entry; 352 struct acpi_device_physical_node *entry;
349 353
354 mutex_lock(&adev->physical_node_lock);
355
350 list_for_each_entry(entry, 356 list_for_each_entry(entry,
351 &adev->physical_node_list, node) 357 &adev->physical_node_list, node)
352 if (entry->dev && device_can_wakeup(entry->dev)) { 358 if (entry->dev && device_can_wakeup(entry->dev)) {
353 bool enable = !device_may_wakeup(entry->dev); 359 bool enable = !device_may_wakeup(entry->dev);
354 device_set_wakeup_enable(entry->dev, enable); 360 device_set_wakeup_enable(entry->dev, enable);
355 } 361 }
362
363 mutex_unlock(&adev->physical_node_lock);
356} 364}
357 365
358static ssize_t 366static ssize_t
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 0ec434d2586d..e1284b8dc6ee 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -689,7 +689,7 @@ static int acpi_video_bqc_quirk(struct acpi_video_device *device,
689 * Some systems always report current brightness level as maximum 689 * Some systems always report current brightness level as maximum
690 * through _BQC, we need to test another value for them. 690 * through _BQC, we need to test another value for them.
691 */ 691 */
692 test_level = current_level == max_level ? br->levels[2] : max_level; 692 test_level = current_level == max_level ? br->levels[3] : max_level;
693 693
694 result = acpi_video_device_lcd_set_level(device, test_level); 694 result = acpi_video_device_lcd_set_level(device, test_level);
695 if (result) 695 if (result)
diff --git a/drivers/cpufreq/cpufreq_conservative.c b/drivers/cpufreq/cpufreq_conservative.c
index 0ceb2eff5a7e..f97cb3d8c5a2 100644
--- a/drivers/cpufreq/cpufreq_conservative.c
+++ b/drivers/cpufreq/cpufreq_conservative.c
@@ -221,8 +221,8 @@ static ssize_t store_down_threshold(struct dbs_data *dbs_data, const char *buf,
221 return count; 221 return count;
222} 222}
223 223
224static ssize_t store_ignore_nice(struct dbs_data *dbs_data, const char *buf, 224static ssize_t store_ignore_nice_load(struct dbs_data *dbs_data,
225 size_t count) 225 const char *buf, size_t count)
226{ 226{
227 struct cs_dbs_tuners *cs_tuners = dbs_data->tuners; 227 struct cs_dbs_tuners *cs_tuners = dbs_data->tuners;
228 unsigned int input, j; 228 unsigned int input, j;
@@ -235,10 +235,10 @@ static ssize_t store_ignore_nice(struct dbs_data *dbs_data, const char *buf,
235 if (input > 1) 235 if (input > 1)
236 input = 1; 236 input = 1;
237 237
238 if (input == cs_tuners->ignore_nice) /* nothing to do */ 238 if (input == cs_tuners->ignore_nice_load) /* nothing to do */
239 return count; 239 return count;
240 240
241 cs_tuners->ignore_nice = input; 241 cs_tuners->ignore_nice_load = input;
242 242
243 /* we need to re-evaluate prev_cpu_idle */ 243 /* we need to re-evaluate prev_cpu_idle */
244 for_each_online_cpu(j) { 244 for_each_online_cpu(j) {
@@ -246,7 +246,7 @@ static ssize_t store_ignore_nice(struct dbs_data *dbs_data, const char *buf,
246 dbs_info = &per_cpu(cs_cpu_dbs_info, j); 246 dbs_info = &per_cpu(cs_cpu_dbs_info, j);
247 dbs_info->cdbs.prev_cpu_idle = get_cpu_idle_time(j, 247 dbs_info->cdbs.prev_cpu_idle = get_cpu_idle_time(j,
248 &dbs_info->cdbs.prev_cpu_wall, 0); 248 &dbs_info->cdbs.prev_cpu_wall, 0);
249 if (cs_tuners->ignore_nice) 249 if (cs_tuners->ignore_nice_load)
250 dbs_info->cdbs.prev_cpu_nice = 250 dbs_info->cdbs.prev_cpu_nice =
251 kcpustat_cpu(j).cpustat[CPUTIME_NICE]; 251 kcpustat_cpu(j).cpustat[CPUTIME_NICE];
252 } 252 }
@@ -279,7 +279,7 @@ show_store_one(cs, sampling_rate);
279show_store_one(cs, sampling_down_factor); 279show_store_one(cs, sampling_down_factor);
280show_store_one(cs, up_threshold); 280show_store_one(cs, up_threshold);
281show_store_one(cs, down_threshold); 281show_store_one(cs, down_threshold);
282show_store_one(cs, ignore_nice); 282show_store_one(cs, ignore_nice_load);
283show_store_one(cs, freq_step); 283show_store_one(cs, freq_step);
284declare_show_sampling_rate_min(cs); 284declare_show_sampling_rate_min(cs);
285 285
@@ -287,7 +287,7 @@ gov_sys_pol_attr_rw(sampling_rate);
287gov_sys_pol_attr_rw(sampling_down_factor); 287gov_sys_pol_attr_rw(sampling_down_factor);
288gov_sys_pol_attr_rw(up_threshold); 288gov_sys_pol_attr_rw(up_threshold);
289gov_sys_pol_attr_rw(down_threshold); 289gov_sys_pol_attr_rw(down_threshold);
290gov_sys_pol_attr_rw(ignore_nice); 290gov_sys_pol_attr_rw(ignore_nice_load);
291gov_sys_pol_attr_rw(freq_step); 291gov_sys_pol_attr_rw(freq_step);
292gov_sys_pol_attr_ro(sampling_rate_min); 292gov_sys_pol_attr_ro(sampling_rate_min);
293 293
@@ -297,7 +297,7 @@ static struct attribute *dbs_attributes_gov_sys[] = {
297 &sampling_down_factor_gov_sys.attr, 297 &sampling_down_factor_gov_sys.attr,
298 &up_threshold_gov_sys.attr, 298 &up_threshold_gov_sys.attr,
299 &down_threshold_gov_sys.attr, 299 &down_threshold_gov_sys.attr,
300 &ignore_nice_gov_sys.attr, 300 &ignore_nice_load_gov_sys.attr,
301 &freq_step_gov_sys.attr, 301 &freq_step_gov_sys.attr,
302 NULL 302 NULL
303}; 303};
@@ -313,7 +313,7 @@ static struct attribute *dbs_attributes_gov_pol[] = {
313 &sampling_down_factor_gov_pol.attr, 313 &sampling_down_factor_gov_pol.attr,
314 &up_threshold_gov_pol.attr, 314 &up_threshold_gov_pol.attr,
315 &down_threshold_gov_pol.attr, 315 &down_threshold_gov_pol.attr,
316 &ignore_nice_gov_pol.attr, 316 &ignore_nice_load_gov_pol.attr,
317 &freq_step_gov_pol.attr, 317 &freq_step_gov_pol.attr,
318 NULL 318 NULL
319}; 319};
@@ -338,7 +338,7 @@ static int cs_init(struct dbs_data *dbs_data)
338 tuners->up_threshold = DEF_FREQUENCY_UP_THRESHOLD; 338 tuners->up_threshold = DEF_FREQUENCY_UP_THRESHOLD;
339 tuners->down_threshold = DEF_FREQUENCY_DOWN_THRESHOLD; 339 tuners->down_threshold = DEF_FREQUENCY_DOWN_THRESHOLD;
340 tuners->sampling_down_factor = DEF_SAMPLING_DOWN_FACTOR; 340 tuners->sampling_down_factor = DEF_SAMPLING_DOWN_FACTOR;
341 tuners->ignore_nice = 0; 341 tuners->ignore_nice_load = 0;
342 tuners->freq_step = DEF_FREQUENCY_STEP; 342 tuners->freq_step = DEF_FREQUENCY_STEP;
343 343
344 dbs_data->tuners = tuners; 344 dbs_data->tuners = tuners;
diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c
index 7b839a8db2a7..e59afaa9da23 100644
--- a/drivers/cpufreq/cpufreq_governor.c
+++ b/drivers/cpufreq/cpufreq_governor.c
@@ -47,9 +47,9 @@ void dbs_check_cpu(struct dbs_data *dbs_data, int cpu)
47 unsigned int j; 47 unsigned int j;
48 48
49 if (dbs_data->cdata->governor == GOV_ONDEMAND) 49 if (dbs_data->cdata->governor == GOV_ONDEMAND)
50 ignore_nice = od_tuners->ignore_nice; 50 ignore_nice = od_tuners->ignore_nice_load;
51 else 51 else
52 ignore_nice = cs_tuners->ignore_nice; 52 ignore_nice = cs_tuners->ignore_nice_load;
53 53
54 policy = cdbs->cur_policy; 54 policy = cdbs->cur_policy;
55 55
@@ -298,12 +298,12 @@ int cpufreq_governor_dbs(struct cpufreq_policy *policy,
298 cs_tuners = dbs_data->tuners; 298 cs_tuners = dbs_data->tuners;
299 cs_dbs_info = dbs_data->cdata->get_cpu_dbs_info_s(cpu); 299 cs_dbs_info = dbs_data->cdata->get_cpu_dbs_info_s(cpu);
300 sampling_rate = cs_tuners->sampling_rate; 300 sampling_rate = cs_tuners->sampling_rate;
301 ignore_nice = cs_tuners->ignore_nice; 301 ignore_nice = cs_tuners->ignore_nice_load;
302 } else { 302 } else {
303 od_tuners = dbs_data->tuners; 303 od_tuners = dbs_data->tuners;
304 od_dbs_info = dbs_data->cdata->get_cpu_dbs_info_s(cpu); 304 od_dbs_info = dbs_data->cdata->get_cpu_dbs_info_s(cpu);
305 sampling_rate = od_tuners->sampling_rate; 305 sampling_rate = od_tuners->sampling_rate;
306 ignore_nice = od_tuners->ignore_nice; 306 ignore_nice = od_tuners->ignore_nice_load;
307 od_ops = dbs_data->cdata->gov_ops; 307 od_ops = dbs_data->cdata->gov_ops;
308 io_busy = od_tuners->io_is_busy; 308 io_busy = od_tuners->io_is_busy;
309 } 309 }
diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h
index 6663ec3b3056..d5f12b4b11b8 100644
--- a/drivers/cpufreq/cpufreq_governor.h
+++ b/drivers/cpufreq/cpufreq_governor.h
@@ -165,7 +165,7 @@ struct cs_cpu_dbs_info_s {
165 165
166/* Per policy Governers sysfs tunables */ 166/* Per policy Governers sysfs tunables */
167struct od_dbs_tuners { 167struct od_dbs_tuners {
168 unsigned int ignore_nice; 168 unsigned int ignore_nice_load;
169 unsigned int sampling_rate; 169 unsigned int sampling_rate;
170 unsigned int sampling_down_factor; 170 unsigned int sampling_down_factor;
171 unsigned int up_threshold; 171 unsigned int up_threshold;
@@ -175,7 +175,7 @@ struct od_dbs_tuners {
175}; 175};
176 176
177struct cs_dbs_tuners { 177struct cs_dbs_tuners {
178 unsigned int ignore_nice; 178 unsigned int ignore_nice_load;
179 unsigned int sampling_rate; 179 unsigned int sampling_rate;
180 unsigned int sampling_down_factor; 180 unsigned int sampling_down_factor;
181 unsigned int up_threshold; 181 unsigned int up_threshold;
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index 93eb5cbcc1f6..c087347d6688 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -403,8 +403,8 @@ static ssize_t store_sampling_down_factor(struct dbs_data *dbs_data,
403 return count; 403 return count;
404} 404}
405 405
406static ssize_t store_ignore_nice(struct dbs_data *dbs_data, const char *buf, 406static ssize_t store_ignore_nice_load(struct dbs_data *dbs_data,
407 size_t count) 407 const char *buf, size_t count)
408{ 408{
409 struct od_dbs_tuners *od_tuners = dbs_data->tuners; 409 struct od_dbs_tuners *od_tuners = dbs_data->tuners;
410 unsigned int input; 410 unsigned int input;
@@ -419,10 +419,10 @@ static ssize_t store_ignore_nice(struct dbs_data *dbs_data, const char *buf,
419 if (input > 1) 419 if (input > 1)
420 input = 1; 420 input = 1;
421 421
422 if (input == od_tuners->ignore_nice) { /* nothing to do */ 422 if (input == od_tuners->ignore_nice_load) { /* nothing to do */
423 return count; 423 return count;
424 } 424 }
425 od_tuners->ignore_nice = input; 425 od_tuners->ignore_nice_load = input;
426 426
427 /* we need to re-evaluate prev_cpu_idle */ 427 /* we need to re-evaluate prev_cpu_idle */
428 for_each_online_cpu(j) { 428 for_each_online_cpu(j) {
@@ -430,7 +430,7 @@ static ssize_t store_ignore_nice(struct dbs_data *dbs_data, const char *buf,
430 dbs_info = &per_cpu(od_cpu_dbs_info, j); 430 dbs_info = &per_cpu(od_cpu_dbs_info, j);
431 dbs_info->cdbs.prev_cpu_idle = get_cpu_idle_time(j, 431 dbs_info->cdbs.prev_cpu_idle = get_cpu_idle_time(j,
432 &dbs_info->cdbs.prev_cpu_wall, od_tuners->io_is_busy); 432 &dbs_info->cdbs.prev_cpu_wall, od_tuners->io_is_busy);
433 if (od_tuners->ignore_nice) 433 if (od_tuners->ignore_nice_load)
434 dbs_info->cdbs.prev_cpu_nice = 434 dbs_info->cdbs.prev_cpu_nice =
435 kcpustat_cpu(j).cpustat[CPUTIME_NICE]; 435 kcpustat_cpu(j).cpustat[CPUTIME_NICE];
436 436
@@ -461,7 +461,7 @@ show_store_one(od, sampling_rate);
461show_store_one(od, io_is_busy); 461show_store_one(od, io_is_busy);
462show_store_one(od, up_threshold); 462show_store_one(od, up_threshold);
463show_store_one(od, sampling_down_factor); 463show_store_one(od, sampling_down_factor);
464show_store_one(od, ignore_nice); 464show_store_one(od, ignore_nice_load);
465show_store_one(od, powersave_bias); 465show_store_one(od, powersave_bias);
466declare_show_sampling_rate_min(od); 466declare_show_sampling_rate_min(od);
467 467
@@ -469,7 +469,7 @@ gov_sys_pol_attr_rw(sampling_rate);
469gov_sys_pol_attr_rw(io_is_busy); 469gov_sys_pol_attr_rw(io_is_busy);
470gov_sys_pol_attr_rw(up_threshold); 470gov_sys_pol_attr_rw(up_threshold);
471gov_sys_pol_attr_rw(sampling_down_factor); 471gov_sys_pol_attr_rw(sampling_down_factor);
472gov_sys_pol_attr_rw(ignore_nice); 472gov_sys_pol_attr_rw(ignore_nice_load);
473gov_sys_pol_attr_rw(powersave_bias); 473gov_sys_pol_attr_rw(powersave_bias);
474gov_sys_pol_attr_ro(sampling_rate_min); 474gov_sys_pol_attr_ro(sampling_rate_min);
475 475
@@ -478,7 +478,7 @@ static struct attribute *dbs_attributes_gov_sys[] = {
478 &sampling_rate_gov_sys.attr, 478 &sampling_rate_gov_sys.attr,
479 &up_threshold_gov_sys.attr, 479 &up_threshold_gov_sys.attr,
480 &sampling_down_factor_gov_sys.attr, 480 &sampling_down_factor_gov_sys.attr,
481 &ignore_nice_gov_sys.attr, 481 &ignore_nice_load_gov_sys.attr,
482 &powersave_bias_gov_sys.attr, 482 &powersave_bias_gov_sys.attr,
483 &io_is_busy_gov_sys.attr, 483 &io_is_busy_gov_sys.attr,
484 NULL 484 NULL
@@ -494,7 +494,7 @@ static struct attribute *dbs_attributes_gov_pol[] = {
494 &sampling_rate_gov_pol.attr, 494 &sampling_rate_gov_pol.attr,
495 &up_threshold_gov_pol.attr, 495 &up_threshold_gov_pol.attr,
496 &sampling_down_factor_gov_pol.attr, 496 &sampling_down_factor_gov_pol.attr,
497 &ignore_nice_gov_pol.attr, 497 &ignore_nice_load_gov_pol.attr,
498 &powersave_bias_gov_pol.attr, 498 &powersave_bias_gov_pol.attr,
499 &io_is_busy_gov_pol.attr, 499 &io_is_busy_gov_pol.attr,
500 NULL 500 NULL
@@ -544,7 +544,7 @@ static int od_init(struct dbs_data *dbs_data)
544 } 544 }
545 545
546 tuners->sampling_down_factor = DEF_SAMPLING_DOWN_FACTOR; 546 tuners->sampling_down_factor = DEF_SAMPLING_DOWN_FACTOR;
547 tuners->ignore_nice = 0; 547 tuners->ignore_nice_load = 0;
548 tuners->powersave_bias = default_powersave_bias; 548 tuners->powersave_bias = default_powersave_bias;
549 tuners->io_is_busy = should_io_be_busy(); 549 tuners->io_is_busy = should_io_be_busy();
550 550
diff --git a/drivers/cpufreq/loongson2_cpufreq.c b/drivers/cpufreq/loongson2_cpufreq.c
index bb838b985077..9536852c504a 100644
--- a/drivers/cpufreq/loongson2_cpufreq.c
+++ b/drivers/cpufreq/loongson2_cpufreq.c
@@ -118,11 +118,6 @@ static int loongson2_cpufreq_cpu_init(struct cpufreq_policy *policy)
118 clk_put(cpuclk); 118 clk_put(cpuclk);
119 return -EINVAL; 119 return -EINVAL;
120 } 120 }
121 ret = clk_set_rate(cpuclk, rate);
122 if (ret) {
123 clk_put(cpuclk);
124 return ret;
125 }
126 121
127 /* clock table init */ 122 /* clock table init */
128 for (i = 2; 123 for (i = 2;
@@ -130,6 +125,12 @@ static int loongson2_cpufreq_cpu_init(struct cpufreq_policy *policy)
130 i++) 125 i++)
131 loongson2_clockmod_table[i].frequency = (rate * i) / 8; 126 loongson2_clockmod_table[i].frequency = (rate * i) / 8;
132 127
128 ret = clk_set_rate(cpuclk, rate);
129 if (ret) {
130 clk_put(cpuclk);
131 return ret;
132 }
133
133 policy->cur = loongson2_cpufreq_get(policy->cpu); 134 policy->cur = loongson2_cpufreq_get(policy->cpu);
134 135
135 cpufreq_frequency_table_get_attr(&loongson2_clockmod_table[0], 136 cpufreq_frequency_table_get_attr(&loongson2_clockmod_table[0],
diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c
index 0f34bca9f5e5..6099f50b28aa 100644
--- a/drivers/hwmon/adt7470.c
+++ b/drivers/hwmon/adt7470.c
@@ -215,7 +215,7 @@ static inline int adt7470_write_word_data(struct i2c_client *client, u8 reg,
215 u16 value) 215 u16 value)
216{ 216{
217 return i2c_smbus_write_byte_data(client, reg, value & 0xFF) 217 return i2c_smbus_write_byte_data(client, reg, value & 0xFF)
218 && i2c_smbus_write_byte_data(client, reg + 1, value >> 8); 218 || i2c_smbus_write_byte_data(client, reg + 1, value >> 8);
219} 219}
220 220
221static void adt7470_init_client(struct i2c_client *client) 221static void adt7470_init_client(struct i2c_client *client)
diff --git a/drivers/i2c/busses/i2c-kempld.c b/drivers/i2c/busses/i2c-kempld.c
index ccec916bc3eb..af8f65fb1c05 100644
--- a/drivers/i2c/busses/i2c-kempld.c
+++ b/drivers/i2c/busses/i2c-kempld.c
@@ -246,9 +246,9 @@ static void kempld_i2c_device_init(struct kempld_i2c_data *i2c)
246 bus_frequency = KEMPLD_I2C_FREQ_MAX; 246 bus_frequency = KEMPLD_I2C_FREQ_MAX;
247 247
248 if (pld->info.spec_major == 1) 248 if (pld->info.spec_major == 1)
249 prescale = pld->pld_clock / bus_frequency * 5 - 1000; 249 prescale = pld->pld_clock / (bus_frequency * 5) - 1000;
250 else 250 else
251 prescale = pld->pld_clock / bus_frequency * 4 - 3000; 251 prescale = pld->pld_clock / (bus_frequency * 4) - 3000;
252 252
253 if (prescale < 0) 253 if (prescale < 0)
254 prescale = 0; 254 prescale = 0;
diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c
index df8ff5aea5b5..e2e9a0dade96 100644
--- a/drivers/i2c/busses/i2c-mxs.c
+++ b/drivers/i2c/busses/i2c-mxs.c
@@ -493,7 +493,7 @@ static int mxs_i2c_xfer_msg(struct i2c_adapter *adap, struct i2c_msg *msg,
493 * based on this empirical measurement and a lot of previous frobbing. 493 * based on this empirical measurement and a lot of previous frobbing.
494 */ 494 */
495 i2c->cmd_err = 0; 495 i2c->cmd_err = 0;
496 if (msg->len < 8) { 496 if (0) { /* disable PIO mode until a proper fix is made */
497 ret = mxs_i2c_pio_setup_xfer(adap, msg, flags); 497 ret = mxs_i2c_pio_setup_xfer(adap, msg, flags);
498 if (ret) 498 if (ret)
499 mxs_i2c_reset(i2c); 499 mxs_i2c_reset(i2c);
diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c
index 0ad208a69c29..3ceac3e91dde 100644
--- a/drivers/iio/adc/ti_am335x_adc.c
+++ b/drivers/iio/adc/ti_am335x_adc.c
@@ -60,7 +60,6 @@ static void tiadc_step_config(struct tiadc_device *adc_dev)
60{ 60{
61 unsigned int stepconfig; 61 unsigned int stepconfig;
62 int i, steps; 62 int i, steps;
63 u32 step_en;
64 63
65 /* 64 /*
66 * There are 16 configurable steps and 8 analog input 65 * There are 16 configurable steps and 8 analog input
@@ -86,8 +85,7 @@ static void tiadc_step_config(struct tiadc_device *adc_dev)
86 adc_dev->channel_step[i] = steps; 85 adc_dev->channel_step[i] = steps;
87 steps++; 86 steps++;
88 } 87 }
89 step_en = get_adc_step_mask(adc_dev); 88
90 am335x_tsc_se_set(adc_dev->mfd_tscadc, step_en);
91} 89}
92 90
93static const char * const chan_name_ain[] = { 91static const char * const chan_name_ain[] = {
@@ -142,10 +140,22 @@ static int tiadc_read_raw(struct iio_dev *indio_dev,
142 int *val, int *val2, long mask) 140 int *val, int *val2, long mask)
143{ 141{
144 struct tiadc_device *adc_dev = iio_priv(indio_dev); 142 struct tiadc_device *adc_dev = iio_priv(indio_dev);
145 int i; 143 int i, map_val;
146 unsigned int fifo1count, read; 144 unsigned int fifo1count, read, stepid;
147 u32 step = UINT_MAX; 145 u32 step = UINT_MAX;
148 bool found = false; 146 bool found = false;
147 u32 step_en;
148 unsigned long timeout = jiffies + usecs_to_jiffies
149 (IDLE_TIMEOUT * adc_dev->channels);
150 step_en = get_adc_step_mask(adc_dev);
151 am335x_tsc_se_set(adc_dev->mfd_tscadc, step_en);
152
153 /* Wait for ADC sequencer to complete sampling */
154 while (tiadc_readl(adc_dev, REG_ADCFSM) & SEQ_STATUS) {
155 if (time_after(jiffies, timeout))
156 return -EAGAIN;
157 }
158 map_val = chan->channel + TOTAL_CHANNELS;
149 159
150 /* 160 /*
151 * When the sub-system is first enabled, 161 * When the sub-system is first enabled,
@@ -170,12 +180,16 @@ static int tiadc_read_raw(struct iio_dev *indio_dev,
170 fifo1count = tiadc_readl(adc_dev, REG_FIFO1CNT); 180 fifo1count = tiadc_readl(adc_dev, REG_FIFO1CNT);
171 for (i = 0; i < fifo1count; i++) { 181 for (i = 0; i < fifo1count; i++) {
172 read = tiadc_readl(adc_dev, REG_FIFO1); 182 read = tiadc_readl(adc_dev, REG_FIFO1);
173 if (read >> 16 == step) { 183 stepid = read & FIFOREAD_CHNLID_MASK;
174 *val = read & 0xfff; 184 stepid = stepid >> 0x10;
185
186 if (stepid == map_val) {
187 read = read & FIFOREAD_DATA_MASK;
175 found = true; 188 found = true;
189 *val = read;
176 } 190 }
177 } 191 }
178 am335x_tsc_se_update(adc_dev->mfd_tscadc); 192
179 if (found == false) 193 if (found == false)
180 return -EBUSY; 194 return -EBUSY;
181 return IIO_VAL_INT; 195 return IIO_VAL_INT;
diff --git a/drivers/iio/industrialio-trigger.c b/drivers/iio/industrialio-trigger.c
index ea8a4146620d..0dd9bb873130 100644
--- a/drivers/iio/industrialio-trigger.c
+++ b/drivers/iio/industrialio-trigger.c
@@ -127,12 +127,17 @@ static struct iio_trigger *iio_trigger_find_by_name(const char *name,
127void iio_trigger_poll(struct iio_trigger *trig, s64 time) 127void iio_trigger_poll(struct iio_trigger *trig, s64 time)
128{ 128{
129 int i; 129 int i;
130 if (!trig->use_count) 130
131 for (i = 0; i < CONFIG_IIO_CONSUMERS_PER_TRIGGER; i++) 131 if (!atomic_read(&trig->use_count)) {
132 if (trig->subirqs[i].enabled) { 132 atomic_set(&trig->use_count, CONFIG_IIO_CONSUMERS_PER_TRIGGER);
133 trig->use_count++; 133
134 for (i = 0; i < CONFIG_IIO_CONSUMERS_PER_TRIGGER; i++) {
135 if (trig->subirqs[i].enabled)
134 generic_handle_irq(trig->subirq_base + i); 136 generic_handle_irq(trig->subirq_base + i);
135 } 137 else
138 iio_trigger_notify_done(trig);
139 }
140 }
136} 141}
137EXPORT_SYMBOL(iio_trigger_poll); 142EXPORT_SYMBOL(iio_trigger_poll);
138 143
@@ -146,19 +151,24 @@ EXPORT_SYMBOL(iio_trigger_generic_data_rdy_poll);
146void iio_trigger_poll_chained(struct iio_trigger *trig, s64 time) 151void iio_trigger_poll_chained(struct iio_trigger *trig, s64 time)
147{ 152{
148 int i; 153 int i;
149 if (!trig->use_count) 154
150 for (i = 0; i < CONFIG_IIO_CONSUMERS_PER_TRIGGER; i++) 155 if (!atomic_read(&trig->use_count)) {
151 if (trig->subirqs[i].enabled) { 156 atomic_set(&trig->use_count, CONFIG_IIO_CONSUMERS_PER_TRIGGER);
152 trig->use_count++; 157
158 for (i = 0; i < CONFIG_IIO_CONSUMERS_PER_TRIGGER; i++) {
159 if (trig->subirqs[i].enabled)
153 handle_nested_irq(trig->subirq_base + i); 160 handle_nested_irq(trig->subirq_base + i);
154 } 161 else
162 iio_trigger_notify_done(trig);
163 }
164 }
155} 165}
156EXPORT_SYMBOL(iio_trigger_poll_chained); 166EXPORT_SYMBOL(iio_trigger_poll_chained);
157 167
158void iio_trigger_notify_done(struct iio_trigger *trig) 168void iio_trigger_notify_done(struct iio_trigger *trig)
159{ 169{
160 trig->use_count--; 170 if (atomic_dec_and_test(&trig->use_count) && trig->ops &&
161 if (trig->use_count == 0 && trig->ops && trig->ops->try_reenable) 171 trig->ops->try_reenable)
162 if (trig->ops->try_reenable(trig)) 172 if (trig->ops->try_reenable(trig))
163 /* Missed an interrupt so launch new poll now */ 173 /* Missed an interrupt so launch new poll now */
164 iio_trigger_poll(trig, 0); 174 iio_trigger_poll(trig, 0);
diff --git a/drivers/media/i2c/ml86v7667.c b/drivers/media/i2c/ml86v7667.c
index efdc873e58d1..a9857022f71d 100644
--- a/drivers/media/i2c/ml86v7667.c
+++ b/drivers/media/i2c/ml86v7667.c
@@ -117,7 +117,7 @@ static int ml86v7667_s_ctrl(struct v4l2_ctrl *ctrl)
117{ 117{
118 struct v4l2_subdev *sd = to_sd(ctrl); 118 struct v4l2_subdev *sd = to_sd(ctrl);
119 struct i2c_client *client = v4l2_get_subdevdata(sd); 119 struct i2c_client *client = v4l2_get_subdevdata(sd);
120 int ret; 120 int ret = -EINVAL;
121 121
122 switch (ctrl->id) { 122 switch (ctrl->id) {
123 case V4L2_CID_BRIGHTNESS: 123 case V4L2_CID_BRIGHTNESS:
@@ -157,7 +157,7 @@ static int ml86v7667_s_ctrl(struct v4l2_ctrl *ctrl)
157 break; 157 break;
158 } 158 }
159 159
160 return 0; 160 return ret;
161} 161}
162 162
163static int ml86v7667_querystd(struct v4l2_subdev *sd, v4l2_std_id *std) 163static int ml86v7667_querystd(struct v4l2_subdev *sd, v4l2_std_id *std)
diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index df4ada880e42..bd9405df1bd6 100644
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -1987,7 +1987,7 @@ MODULE_DEVICE_TABLE(platform, coda_platform_ids);
1987 1987
1988#ifdef CONFIG_OF 1988#ifdef CONFIG_OF
1989static const struct of_device_id coda_dt_ids[] = { 1989static const struct of_device_id coda_dt_ids[] = {
1990 { .compatible = "fsl,imx27-vpu", .data = &coda_platform_ids[CODA_IMX27] }, 1990 { .compatible = "fsl,imx27-vpu", .data = &coda_devdata[CODA_IMX27] },
1991 { .compatible = "fsl,imx53-vpu", .data = &coda_devdata[CODA_IMX53] }, 1991 { .compatible = "fsl,imx53-vpu", .data = &coda_devdata[CODA_IMX53] },
1992 { /* sentinel */ } 1992 { /* sentinel */ }
1993}; 1993};
diff --git a/drivers/media/platform/s5p-g2d/g2d.c b/drivers/media/platform/s5p-g2d/g2d.c
index 553d87e5ceab..fd6289d60cde 100644
--- a/drivers/media/platform/s5p-g2d/g2d.c
+++ b/drivers/media/platform/s5p-g2d/g2d.c
@@ -784,6 +784,7 @@ static int g2d_probe(struct platform_device *pdev)
784 } 784 }
785 *vfd = g2d_videodev; 785 *vfd = g2d_videodev;
786 vfd->lock = &dev->mutex; 786 vfd->lock = &dev->mutex;
787 vfd->v4l2_dev = &dev->v4l2_dev;
787 ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0); 788 ret = video_register_device(vfd, VFL_TYPE_GRABBER, 0);
788 if (ret) { 789 if (ret) {
789 v4l2_err(&dev->v4l2_dev, "Failed to register video device\n"); 790 v4l2_err(&dev->v4l2_dev, "Failed to register video device\n");
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
index 5296385153d5..4f6dd42c9adb 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
@@ -344,7 +344,7 @@ static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
344 pix_mp->num_planes = 2; 344 pix_mp->num_planes = 2;
345 /* Set pixelformat to the format in which MFC 345 /* Set pixelformat to the format in which MFC
346 outputs the decoded frame */ 346 outputs the decoded frame */
347 pix_mp->pixelformat = V4L2_PIX_FMT_NV12MT; 347 pix_mp->pixelformat = ctx->dst_fmt->fourcc;
348 pix_mp->plane_fmt[0].bytesperline = ctx->buf_width; 348 pix_mp->plane_fmt[0].bytesperline = ctx->buf_width;
349 pix_mp->plane_fmt[0].sizeimage = ctx->luma_size; 349 pix_mp->plane_fmt[0].sizeimage = ctx->luma_size;
350 pix_mp->plane_fmt[1].bytesperline = ctx->buf_width; 350 pix_mp->plane_fmt[1].bytesperline = ctx->buf_width;
@@ -382,10 +382,16 @@ static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
382 mfc_err("Unsupported format for source.\n"); 382 mfc_err("Unsupported format for source.\n");
383 return -EINVAL; 383 return -EINVAL;
384 } 384 }
385 if (!IS_MFCV6(dev) && (fmt->fourcc == V4L2_PIX_FMT_VP8)) { 385 if (fmt->codec_mode == S5P_FIMV_CODEC_NONE) {
386 mfc_err("Not supported format.\n"); 386 mfc_err("Unknown codec\n");
387 return -EINVAL; 387 return -EINVAL;
388 } 388 }
389 if (!IS_MFCV6(dev)) {
390 if (fmt->fourcc == V4L2_PIX_FMT_VP8) {
391 mfc_err("Not supported format.\n");
392 return -EINVAL;
393 }
394 }
389 } else if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { 395 } else if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
390 fmt = find_format(f, MFC_FMT_RAW); 396 fmt = find_format(f, MFC_FMT_RAW);
391 if (!fmt) { 397 if (!fmt) {
@@ -411,7 +417,6 @@ static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
411 struct s5p_mfc_dev *dev = video_drvdata(file); 417 struct s5p_mfc_dev *dev = video_drvdata(file);
412 struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); 418 struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
413 int ret = 0; 419 int ret = 0;
414 struct s5p_mfc_fmt *fmt;
415 struct v4l2_pix_format_mplane *pix_mp; 420 struct v4l2_pix_format_mplane *pix_mp;
416 421
417 mfc_debug_enter(); 422 mfc_debug_enter();
@@ -425,54 +430,32 @@ static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
425 goto out; 430 goto out;
426 } 431 }
427 if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { 432 if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
428 fmt = find_format(f, MFC_FMT_RAW); 433 /* dst_fmt is validated by call to vidioc_try_fmt */
429 if (!fmt) { 434 ctx->dst_fmt = find_format(f, MFC_FMT_RAW);
430 mfc_err("Unsupported format for source.\n"); 435 ret = 0;
431 return -EINVAL;
432 }
433 if (!IS_MFCV6(dev) && (fmt->fourcc != V4L2_PIX_FMT_NV12MT)) {
434 mfc_err("Not supported format.\n");
435 return -EINVAL;
436 } else if (IS_MFCV6(dev) &&
437 (fmt->fourcc == V4L2_PIX_FMT_NV12MT)) {
438 mfc_err("Not supported format.\n");
439 return -EINVAL;
440 }
441 ctx->dst_fmt = fmt;
442 mfc_debug_leave();
443 return ret;
444 } else if (f->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
445 mfc_err("Wrong type error for S_FMT : %d", f->type);
446 return -EINVAL;
447 }
448 fmt = find_format(f, MFC_FMT_DEC);
449 if (!fmt || fmt->codec_mode == S5P_MFC_CODEC_NONE) {
450 mfc_err("Unknown codec\n");
451 ret = -EINVAL;
452 goto out; 436 goto out;
453 } 437 } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
454 if (fmt->type != MFC_FMT_DEC) { 438 /* src_fmt is validated by call to vidioc_try_fmt */
455 mfc_err("Wrong format selected, you should choose " 439 ctx->src_fmt = find_format(f, MFC_FMT_DEC);
456 "format for decoding\n"); 440 ctx->codec_mode = ctx->src_fmt->codec_mode;
441 mfc_debug(2, "The codec number is: %d\n", ctx->codec_mode);
442 pix_mp->height = 0;
443 pix_mp->width = 0;
444 if (pix_mp->plane_fmt[0].sizeimage)
445 ctx->dec_src_buf_size = pix_mp->plane_fmt[0].sizeimage;
446 else
447 pix_mp->plane_fmt[0].sizeimage = ctx->dec_src_buf_size =
448 DEF_CPB_SIZE;
449 pix_mp->plane_fmt[0].bytesperline = 0;
450 ctx->state = MFCINST_INIT;
451 ret = 0;
452 goto out;
453 } else {
454 mfc_err("Wrong type error for S_FMT : %d", f->type);
457 ret = -EINVAL; 455 ret = -EINVAL;
458 goto out; 456 goto out;
459 } 457 }
460 if (!IS_MFCV6(dev) && (fmt->fourcc == V4L2_PIX_FMT_VP8)) { 458
461 mfc_err("Not supported format.\n");
462 return -EINVAL;
463 }
464 ctx->src_fmt = fmt;
465 ctx->codec_mode = fmt->codec_mode;
466 mfc_debug(2, "The codec number is: %d\n", ctx->codec_mode);
467 pix_mp->height = 0;
468 pix_mp->width = 0;
469 if (pix_mp->plane_fmt[0].sizeimage)
470 ctx->dec_src_buf_size = pix_mp->plane_fmt[0].sizeimage;
471 else
472 pix_mp->plane_fmt[0].sizeimage = ctx->dec_src_buf_size =
473 DEF_CPB_SIZE;
474 pix_mp->plane_fmt[0].bytesperline = 0;
475 ctx->state = MFCINST_INIT;
476out: 459out:
477 mfc_debug_leave(); 460 mfc_debug_leave();
478 return ret; 461 return ret;
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
index 2549967b2f85..59e56f4c8ce3 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
@@ -906,6 +906,7 @@ static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
906 906
907static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f) 907static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
908{ 908{
909 struct s5p_mfc_dev *dev = video_drvdata(file);
909 struct s5p_mfc_fmt *fmt; 910 struct s5p_mfc_fmt *fmt;
910 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp; 911 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
911 912
@@ -930,6 +931,18 @@ static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
930 return -EINVAL; 931 return -EINVAL;
931 } 932 }
932 933
934 if (!IS_MFCV6(dev)) {
935 if (fmt->fourcc == V4L2_PIX_FMT_NV12MT_16X16) {
936 mfc_err("Not supported format.\n");
937 return -EINVAL;
938 }
939 } else if (IS_MFCV6(dev)) {
940 if (fmt->fourcc == V4L2_PIX_FMT_NV12MT) {
941 mfc_err("Not supported format.\n");
942 return -EINVAL;
943 }
944 }
945
933 if (fmt->num_planes != pix_fmt_mp->num_planes) { 946 if (fmt->num_planes != pix_fmt_mp->num_planes) {
934 mfc_err("failed to try output format\n"); 947 mfc_err("failed to try output format\n");
935 return -EINVAL; 948 return -EINVAL;
@@ -947,7 +960,6 @@ static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
947{ 960{
948 struct s5p_mfc_dev *dev = video_drvdata(file); 961 struct s5p_mfc_dev *dev = video_drvdata(file);
949 struct s5p_mfc_ctx *ctx = fh_to_ctx(priv); 962 struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
950 struct s5p_mfc_fmt *fmt;
951 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp; 963 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
952 int ret = 0; 964 int ret = 0;
953 965
@@ -960,13 +972,9 @@ static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
960 goto out; 972 goto out;
961 } 973 }
962 if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { 974 if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
963 fmt = find_format(f, MFC_FMT_ENC); 975 /* dst_fmt is validated by call to vidioc_try_fmt */
964 if (!fmt) { 976 ctx->dst_fmt = find_format(f, MFC_FMT_ENC);
965 mfc_err("failed to set capture format\n");
966 return -EINVAL;
967 }
968 ctx->state = MFCINST_INIT; 977 ctx->state = MFCINST_INIT;
969 ctx->dst_fmt = fmt;
970 ctx->codec_mode = ctx->dst_fmt->codec_mode; 978 ctx->codec_mode = ctx->dst_fmt->codec_mode;
971 ctx->enc_dst_buf_size = pix_fmt_mp->plane_fmt[0].sizeimage; 979 ctx->enc_dst_buf_size = pix_fmt_mp->plane_fmt[0].sizeimage;
972 pix_fmt_mp->plane_fmt[0].bytesperline = 0; 980 pix_fmt_mp->plane_fmt[0].bytesperline = 0;
@@ -987,28 +995,8 @@ static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
987 } 995 }
988 mfc_debug(2, "Got instance number: %d\n", ctx->inst_no); 996 mfc_debug(2, "Got instance number: %d\n", ctx->inst_no);
989 } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { 997 } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
990 fmt = find_format(f, MFC_FMT_RAW); 998 /* src_fmt is validated by call to vidioc_try_fmt */
991 if (!fmt) { 999 ctx->src_fmt = find_format(f, MFC_FMT_RAW);
992 mfc_err("failed to set output format\n");
993 return -EINVAL;
994 }
995
996 if (!IS_MFCV6(dev) &&
997 (fmt->fourcc == V4L2_PIX_FMT_NV12MT_16X16)) {
998 mfc_err("Not supported format.\n");
999 return -EINVAL;
1000 } else if (IS_MFCV6(dev) &&
1001 (fmt->fourcc == V4L2_PIX_FMT_NV12MT)) {
1002 mfc_err("Not supported format.\n");
1003 return -EINVAL;
1004 }
1005
1006 if (fmt->num_planes != pix_fmt_mp->num_planes) {
1007 mfc_err("failed to set output format\n");
1008 ret = -EINVAL;
1009 goto out;
1010 }
1011 ctx->src_fmt = fmt;
1012 ctx->img_width = pix_fmt_mp->width; 1000 ctx->img_width = pix_fmt_mp->width;
1013 ctx->img_height = pix_fmt_mp->height; 1001 ctx->img_height = pix_fmt_mp->height;
1014 mfc_debug(2, "codec number: %d\n", ctx->src_fmt->codec_mode); 1002 mfc_debug(2, "codec number: %d\n", ctx->src_fmt->codec_mode);
diff --git a/drivers/media/usb/em28xx/em28xx-i2c.c b/drivers/media/usb/em28xx/em28xx-i2c.c
index 4851cc2e4a4d..c4ff9739a7ae 100644
--- a/drivers/media/usb/em28xx/em28xx-i2c.c
+++ b/drivers/media/usb/em28xx/em28xx-i2c.c
@@ -726,7 +726,7 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned bus,
726 726
727 *eedata = data; 727 *eedata = data;
728 *eedata_len = len; 728 *eedata_len = len;
729 dev_config = (void *)eedata; 729 dev_config = (void *)*eedata;
730 730
731 switch (le16_to_cpu(dev_config->chip_conf) >> 4 & 0x3) { 731 switch (le16_to_cpu(dev_config->chip_conf) >> 4 & 0x3) {
732 case 0: 732 case 0:
diff --git a/drivers/media/usb/hdpvr/hdpvr-core.c b/drivers/media/usb/hdpvr/hdpvr-core.c
index cb694055ba7d..6e5070774dc2 100644
--- a/drivers/media/usb/hdpvr/hdpvr-core.c
+++ b/drivers/media/usb/hdpvr/hdpvr-core.c
@@ -303,6 +303,11 @@ static int hdpvr_probe(struct usb_interface *interface,
303 303
304 dev->workqueue = 0; 304 dev->workqueue = 0;
305 305
306 /* init video transfer queues first of all */
307 /* to prevent oops in hdpvr_delete() on error paths */
308 INIT_LIST_HEAD(&dev->free_buff_list);
309 INIT_LIST_HEAD(&dev->rec_buff_list);
310
306 /* register v4l2_device early so it can be used for printks */ 311 /* register v4l2_device early so it can be used for printks */
307 if (v4l2_device_register(&interface->dev, &dev->v4l2_dev)) { 312 if (v4l2_device_register(&interface->dev, &dev->v4l2_dev)) {
308 dev_err(&interface->dev, "v4l2_device_register failed\n"); 313 dev_err(&interface->dev, "v4l2_device_register failed\n");
@@ -325,10 +330,6 @@ static int hdpvr_probe(struct usb_interface *interface,
325 if (!dev->workqueue) 330 if (!dev->workqueue)
326 goto error; 331 goto error;
327 332
328 /* init video transfer queues */
329 INIT_LIST_HEAD(&dev->free_buff_list);
330 INIT_LIST_HEAD(&dev->rec_buff_list);
331
332 dev->options = hdpvr_default_options; 333 dev->options = hdpvr_default_options;
333 334
334 if (default_video_input < HDPVR_VIDEO_INPUTS) 335 if (default_video_input < HDPVR_VIDEO_INPUTS)
@@ -405,7 +406,7 @@ static int hdpvr_probe(struct usb_interface *interface,
405 video_nr[atomic_inc_return(&dev_nr)]); 406 video_nr[atomic_inc_return(&dev_nr)]);
406 if (retval < 0) { 407 if (retval < 0) {
407 v4l2_err(&dev->v4l2_dev, "registering videodev failed\n"); 408 v4l2_err(&dev->v4l2_dev, "registering videodev failed\n");
408 goto error; 409 goto reg_fail;
409 } 410 }
410 411
411 /* let the user know what node this device is now attached to */ 412 /* let the user know what node this device is now attached to */
diff --git a/drivers/media/usb/usbtv/Kconfig b/drivers/media/usb/usbtv/Kconfig
index 8864436464bf..7c5b86006ee6 100644
--- a/drivers/media/usb/usbtv/Kconfig
+++ b/drivers/media/usb/usbtv/Kconfig
@@ -1,6 +1,6 @@
1config VIDEO_USBTV 1config VIDEO_USBTV
2 tristate "USBTV007 video capture support" 2 tristate "USBTV007 video capture support"
3 depends on VIDEO_DEV 3 depends on VIDEO_V4L2
4 select VIDEOBUF2_VMALLOC 4 select VIDEOBUF2_VMALLOC
5 5
6 ---help--- 6 ---help---
diff --git a/drivers/media/usb/usbtv/usbtv.c b/drivers/media/usb/usbtv/usbtv.c
index bf43f874685e..91650173941a 100644
--- a/drivers/media/usb/usbtv/usbtv.c
+++ b/drivers/media/usb/usbtv/usbtv.c
@@ -57,7 +57,7 @@
57#define USBTV_CHUNK_SIZE 256 57#define USBTV_CHUNK_SIZE 256
58#define USBTV_CHUNK 240 58#define USBTV_CHUNK 240
59#define USBTV_CHUNKS (USBTV_WIDTH * USBTV_HEIGHT \ 59#define USBTV_CHUNKS (USBTV_WIDTH * USBTV_HEIGHT \
60 / 2 / USBTV_CHUNK) 60 / 4 / USBTV_CHUNK)
61 61
62/* Chunk header. */ 62/* Chunk header. */
63#define USBTV_MAGIC_OK(chunk) ((be32_to_cpu(chunk[0]) & 0xff000000) \ 63#define USBTV_MAGIC_OK(chunk) ((be32_to_cpu(chunk[0]) & 0xff000000) \
@@ -89,6 +89,7 @@ struct usbtv {
89 /* Number of currently processed frame, useful find 89 /* Number of currently processed frame, useful find
90 * out when a new one begins. */ 90 * out when a new one begins. */
91 u32 frame_id; 91 u32 frame_id;
92 int chunks_done;
92 93
93 int iso_size; 94 int iso_size;
94 unsigned int sequence; 95 unsigned int sequence;
@@ -202,6 +203,26 @@ static int usbtv_setup_capture(struct usbtv *usbtv)
202 return 0; 203 return 0;
203} 204}
204 205
206/* Copy data from chunk into a frame buffer, deinterlacing the data
207 * into every second line. Unfortunately, they don't align nicely into
208 * 720 pixel lines, as the chunk is 240 words long, which is 480 pixels.
209 * Therefore, we break down the chunk into two halves before copyting,
210 * so that we can interleave a line if needed. */
211static void usbtv_chunk_to_vbuf(u32 *frame, u32 *src, int chunk_no, int odd)
212{
213 int half;
214
215 for (half = 0; half < 2; half++) {
216 int part_no = chunk_no * 2 + half;
217 int line = part_no / 3;
218 int part_index = (line * 2 + !odd) * 3 + (part_no % 3);
219
220 u32 *dst = &frame[part_index * USBTV_CHUNK/2];
221 memcpy(dst, src, USBTV_CHUNK/2 * sizeof(*src));
222 src += USBTV_CHUNK/2;
223 }
224}
225
205/* Called for each 256-byte image chunk. 226/* Called for each 256-byte image chunk.
206 * First word identifies the chunk, followed by 240 words of image 227 * First word identifies the chunk, followed by 240 words of image
207 * data and padding. */ 228 * data and padding. */
@@ -218,17 +239,17 @@ static void usbtv_image_chunk(struct usbtv *usbtv, u32 *chunk)
218 frame_id = USBTV_FRAME_ID(chunk); 239 frame_id = USBTV_FRAME_ID(chunk);
219 odd = USBTV_ODD(chunk); 240 odd = USBTV_ODD(chunk);
220 chunk_no = USBTV_CHUNK_NO(chunk); 241 chunk_no = USBTV_CHUNK_NO(chunk);
221
222 /* Deinterlace. TODO: Use interlaced frame format. */
223 chunk_no = (chunk_no - chunk_no % 3) * 2 + chunk_no % 3;
224 chunk_no += !odd * 3;
225
226 if (chunk_no >= USBTV_CHUNKS) 242 if (chunk_no >= USBTV_CHUNKS)
227 return; 243 return;
228 244
229 /* Beginning of a frame. */ 245 /* Beginning of a frame. */
230 if (chunk_no == 0) 246 if (chunk_no == 0) {
231 usbtv->frame_id = frame_id; 247 usbtv->frame_id = frame_id;
248 usbtv->chunks_done = 0;
249 }
250
251 if (usbtv->frame_id != frame_id)
252 return;
232 253
233 spin_lock_irqsave(&usbtv->buflock, flags); 254 spin_lock_irqsave(&usbtv->buflock, flags);
234 if (list_empty(&usbtv->bufs)) { 255 if (list_empty(&usbtv->bufs)) {
@@ -241,19 +262,23 @@ static void usbtv_image_chunk(struct usbtv *usbtv, u32 *chunk)
241 buf = list_first_entry(&usbtv->bufs, struct usbtv_buf, list); 262 buf = list_first_entry(&usbtv->bufs, struct usbtv_buf, list);
242 frame = vb2_plane_vaddr(&buf->vb, 0); 263 frame = vb2_plane_vaddr(&buf->vb, 0);
243 264
244 /* Copy the chunk. */ 265 /* Copy the chunk data. */
245 memcpy(&frame[chunk_no * USBTV_CHUNK], &chunk[1], 266 usbtv_chunk_to_vbuf(frame, &chunk[1], chunk_no, odd);
246 USBTV_CHUNK * sizeof(chunk[1])); 267 usbtv->chunks_done++;
247 268
248 /* Last chunk in a frame, signalling an end */ 269 /* Last chunk in a frame, signalling an end */
249 if (usbtv->frame_id && chunk_no == USBTV_CHUNKS-1) { 270 if (odd && chunk_no == USBTV_CHUNKS-1) {
250 int size = vb2_plane_size(&buf->vb, 0); 271 int size = vb2_plane_size(&buf->vb, 0);
272 enum vb2_buffer_state state = usbtv->chunks_done ==
273 USBTV_CHUNKS ?
274 VB2_BUF_STATE_DONE :
275 VB2_BUF_STATE_ERROR;
251 276
252 buf->vb.v4l2_buf.field = V4L2_FIELD_INTERLACED; 277 buf->vb.v4l2_buf.field = V4L2_FIELD_INTERLACED;
253 buf->vb.v4l2_buf.sequence = usbtv->sequence++; 278 buf->vb.v4l2_buf.sequence = usbtv->sequence++;
254 v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp); 279 v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp);
255 vb2_set_plane_payload(&buf->vb, 0, size); 280 vb2_set_plane_payload(&buf->vb, 0, size);
256 vb2_buffer_done(&buf->vb, VB2_BUF_STATE_DONE); 281 vb2_buffer_done(&buf->vb, state);
257 list_del(&buf->list); 282 list_del(&buf->list);
258 } 283 }
259 284
@@ -518,7 +543,7 @@ static int usbtv_queue_setup(struct vb2_queue *vq,
518 if (*nbuffers < 2) 543 if (*nbuffers < 2)
519 *nbuffers = 2; 544 *nbuffers = 2;
520 *nplanes = 1; 545 *nplanes = 1;
521 sizes[0] = USBTV_CHUNK * USBTV_CHUNKS * sizeof(u32); 546 sizes[0] = USBTV_WIDTH * USBTV_HEIGHT / 2 * sizeof(u32);
522 547
523 return 0; 548 return 0;
524} 549}
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index dbdc5f7e2b29..01e264fb50e0 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -317,13 +317,20 @@ void acpi_pci_remove_bus(struct pci_bus *bus)
317/* ACPI bus type */ 317/* ACPI bus type */
318static int acpi_pci_find_device(struct device *dev, acpi_handle *handle) 318static int acpi_pci_find_device(struct device *dev, acpi_handle *handle)
319{ 319{
320 struct pci_dev * pci_dev; 320 struct pci_dev *pci_dev = to_pci_dev(dev);
321 u64 addr; 321 bool is_bridge;
322 u64 addr;
322 323
323 pci_dev = to_pci_dev(dev); 324 /*
325 * pci_is_bridge() is not suitable here, because pci_dev->subordinate
326 * is set only after acpi_pci_find_device() has been called for the
327 * given device.
328 */
329 is_bridge = pci_dev->hdr_type == PCI_HEADER_TYPE_BRIDGE
330 || pci_dev->hdr_type == PCI_HEADER_TYPE_CARDBUS;
324 /* Please ref to ACPI spec for the syntax of _ADR */ 331 /* Please ref to ACPI spec for the syntax of _ADR */
325 addr = (PCI_SLOT(pci_dev->devfn) << 16) | PCI_FUNC(pci_dev->devfn); 332 addr = (PCI_SLOT(pci_dev->devfn) << 16) | PCI_FUNC(pci_dev->devfn);
326 *handle = acpi_get_child(DEVICE_ACPI_HANDLE(dev->parent), addr); 333 *handle = acpi_find_child(ACPI_HANDLE(dev->parent), addr, is_bridge);
327 if (!*handle) 334 if (!*handle)
328 return -ENODEV; 335 return -ENODEV;
329 return 0; 336 return 0;
diff --git a/drivers/scsi/fnic/fnic.h b/drivers/scsi/fnic/fnic.h
index b6d1f92ed33c..c18c68150e9f 100644
--- a/drivers/scsi/fnic/fnic.h
+++ b/drivers/scsi/fnic/fnic.h
@@ -38,7 +38,7 @@
38 38
39#define DRV_NAME "fnic" 39#define DRV_NAME "fnic"
40#define DRV_DESCRIPTION "Cisco FCoE HBA Driver" 40#define DRV_DESCRIPTION "Cisco FCoE HBA Driver"
41#define DRV_VERSION "1.5.0.22" 41#define DRV_VERSION "1.5.0.23"
42#define PFX DRV_NAME ": " 42#define PFX DRV_NAME ": "
43#define DFX DRV_NAME "%d: " 43#define DFX DRV_NAME "%d: "
44 44
diff --git a/drivers/scsi/fnic/fnic_main.c b/drivers/scsi/fnic/fnic_main.c
index 5f09d1814d26..42e15ee6e1bb 100644
--- a/drivers/scsi/fnic/fnic_main.c
+++ b/drivers/scsi/fnic/fnic_main.c
@@ -642,19 +642,6 @@ static int fnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
642 INIT_WORK(&fnic->fip_frame_work, fnic_handle_fip_frame); 642 INIT_WORK(&fnic->fip_frame_work, fnic_handle_fip_frame);
643 INIT_WORK(&fnic->event_work, fnic_handle_event); 643 INIT_WORK(&fnic->event_work, fnic_handle_event);
644 skb_queue_head_init(&fnic->fip_frame_queue); 644 skb_queue_head_init(&fnic->fip_frame_queue);
645 spin_lock_irqsave(&fnic_list_lock, flags);
646 if (!fnic_fip_queue) {
647 fnic_fip_queue =
648 create_singlethread_workqueue("fnic_fip_q");
649 if (!fnic_fip_queue) {
650 spin_unlock_irqrestore(&fnic_list_lock, flags);
651 printk(KERN_ERR PFX "fnic FIP work queue "
652 "create failed\n");
653 err = -ENOMEM;
654 goto err_out_free_max_pool;
655 }
656 }
657 spin_unlock_irqrestore(&fnic_list_lock, flags);
658 INIT_LIST_HEAD(&fnic->evlist); 645 INIT_LIST_HEAD(&fnic->evlist);
659 INIT_LIST_HEAD(&fnic->vlans); 646 INIT_LIST_HEAD(&fnic->vlans);
660 } else { 647 } else {
@@ -960,6 +947,13 @@ static int __init fnic_init_module(void)
960 spin_lock_init(&fnic_list_lock); 947 spin_lock_init(&fnic_list_lock);
961 INIT_LIST_HEAD(&fnic_list); 948 INIT_LIST_HEAD(&fnic_list);
962 949
950 fnic_fip_queue = create_singlethread_workqueue("fnic_fip_q");
951 if (!fnic_fip_queue) {
952 printk(KERN_ERR PFX "fnic FIP work queue create failed\n");
953 err = -ENOMEM;
954 goto err_create_fip_workq;
955 }
956
963 fnic_fc_transport = fc_attach_transport(&fnic_fc_functions); 957 fnic_fc_transport = fc_attach_transport(&fnic_fc_functions);
964 if (!fnic_fc_transport) { 958 if (!fnic_fc_transport) {
965 printk(KERN_ERR PFX "fc_attach_transport error\n"); 959 printk(KERN_ERR PFX "fc_attach_transport error\n");
@@ -978,6 +972,8 @@ static int __init fnic_init_module(void)
978err_pci_register: 972err_pci_register:
979 fc_release_transport(fnic_fc_transport); 973 fc_release_transport(fnic_fc_transport);
980err_fc_transport: 974err_fc_transport:
975 destroy_workqueue(fnic_fip_queue);
976err_create_fip_workq:
981 destroy_workqueue(fnic_event_queue); 977 destroy_workqueue(fnic_event_queue);
982err_create_fnic_workq: 978err_create_fnic_workq:
983 kmem_cache_destroy(fnic_io_req_cache); 979 kmem_cache_destroy(fnic_io_req_cache);
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 0177295599e0..1f0ca68409d4 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -3547,11 +3547,21 @@ static int megasas_init_fw(struct megasas_instance *instance)
3547 break; 3547 break;
3548 } 3548 }
3549 3549
3550 /* 3550 if (megasas_transition_to_ready(instance, 0)) {
3551 * We expect the FW state to be READY 3551 atomic_set(&instance->fw_reset_no_pci_access, 1);
3552 */ 3552 instance->instancet->adp_reset
3553 if (megasas_transition_to_ready(instance, 0)) 3553 (instance, instance->reg_set);
3554 goto fail_ready_state; 3554 atomic_set(&instance->fw_reset_no_pci_access, 0);
3555 dev_info(&instance->pdev->dev,
3556 "megasas: FW restarted successfully from %s!\n",
3557 __func__);
3558
3559 /*waitting for about 30 second before retry*/
3560 ssleep(30);
3561
3562 if (megasas_transition_to_ready(instance, 0))
3563 goto fail_ready_state;
3564 }
3555 3565
3556 /* 3566 /*
3557 * MSI-X host index 0 is common for all adapter. 3567 * MSI-X host index 0 is common for all adapter.
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 3b1ea34e1f5a..eaa808e6ba91 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -1031,6 +1031,9 @@ int scsi_get_vpd_page(struct scsi_device *sdev, u8 page, unsigned char *buf,
1031{ 1031{
1032 int i, result; 1032 int i, result;
1033 1033
1034 if (sdev->skip_vpd_pages)
1035 goto fail;
1036
1034 /* Ask for all the pages supported by this device */ 1037 /* Ask for all the pages supported by this device */
1035 result = scsi_vpd_inquiry(sdev, buf, 0, buf_len); 1038 result = scsi_vpd_inquiry(sdev, buf, 0, buf_len);
1036 if (result) 1039 if (result)
diff --git a/drivers/staging/zcache/zcache-main.c b/drivers/staging/zcache/zcache-main.c
index dcceed29d31a..81972fa47beb 100644
--- a/drivers/staging/zcache/zcache-main.c
+++ b/drivers/staging/zcache/zcache-main.c
@@ -1811,10 +1811,12 @@ static int zcache_comp_init(void)
1811#else 1811#else
1812 if (*zcache_comp_name != '\0') { 1812 if (*zcache_comp_name != '\0') {
1813 ret = crypto_has_comp(zcache_comp_name, 0, 0); 1813 ret = crypto_has_comp(zcache_comp_name, 0, 0);
1814 if (!ret) 1814 if (!ret) {
1815 pr_info("zcache: %s not supported\n", 1815 pr_info("zcache: %s not supported\n",
1816 zcache_comp_name); 1816 zcache_comp_name);
1817 goto out; 1817 ret = 1;
1818 goto out;
1819 }
1818 } 1820 }
1819 if (!ret) 1821 if (!ret)
1820 strcpy(zcache_comp_name, "lzo"); 1822 strcpy(zcache_comp_name, "lzo");
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 4a8a1d68002c..558313de4911 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -4798,7 +4798,8 @@ static void hub_events(void)
4798 hub->ports[i - 1]->child; 4798 hub->ports[i - 1]->child;
4799 4799
4800 dev_dbg(hub_dev, "warm reset port %d\n", i); 4800 dev_dbg(hub_dev, "warm reset port %d\n", i);
4801 if (!udev) { 4801 if (!udev || !(portstatus &
4802 USB_PORT_STAT_CONNECTION)) {
4802 status = hub_port_reset(hub, i, 4803 status = hub_port_reset(hub, i,
4803 NULL, HUB_BH_RESET_TIME, 4804 NULL, HUB_BH_RESET_TIME,
4804 true); 4805 true);
@@ -4808,8 +4809,8 @@ static void hub_events(void)
4808 usb_lock_device(udev); 4809 usb_lock_device(udev);
4809 status = usb_reset_device(udev); 4810 status = usb_reset_device(udev);
4810 usb_unlock_device(udev); 4811 usb_unlock_device(udev);
4812 connect_change = 0;
4811 } 4813 }
4812 connect_change = 0;
4813 } 4814 }
4814 4815
4815 if (connect_change) 4816 if (connect_change)
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index df6978abd7e6..6f8c2fd47675 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -24,6 +24,7 @@
24#include <linux/pci.h> 24#include <linux/pci.h>
25#include <linux/slab.h> 25#include <linux/slab.h>
26#include <linux/dmapool.h> 26#include <linux/dmapool.h>
27#include <linux/dma-mapping.h>
27 28
28#include "xhci.h" 29#include "xhci.h"
29 30
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 41eb4fc33453..9478caa2f71f 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -27,6 +27,7 @@
27#include <linux/moduleparam.h> 27#include <linux/moduleparam.h>
28#include <linux/slab.h> 28#include <linux/slab.h>
29#include <linux/dmi.h> 29#include <linux/dmi.h>
30#include <linux/dma-mapping.h>
30 31
31#include "xhci.h" 32#include "xhci.h"
32 33
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index eaf133384a8f..8bc5e8ccb091 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -36,16 +36,23 @@ static int check_extent_in_eb(struct btrfs_key *key, struct extent_buffer *eb,
36 u64 extent_item_pos, 36 u64 extent_item_pos,
37 struct extent_inode_elem **eie) 37 struct extent_inode_elem **eie)
38{ 38{
39 u64 data_offset; 39 u64 offset = 0;
40 u64 data_len;
41 struct extent_inode_elem *e; 40 struct extent_inode_elem *e;
42 41
43 data_offset = btrfs_file_extent_offset(eb, fi); 42 if (!btrfs_file_extent_compression(eb, fi) &&
44 data_len = btrfs_file_extent_num_bytes(eb, fi); 43 !btrfs_file_extent_encryption(eb, fi) &&
44 !btrfs_file_extent_other_encoding(eb, fi)) {
45 u64 data_offset;
46 u64 data_len;
45 47
46 if (extent_item_pos < data_offset || 48 data_offset = btrfs_file_extent_offset(eb, fi);
47 extent_item_pos >= data_offset + data_len) 49 data_len = btrfs_file_extent_num_bytes(eb, fi);
48 return 1; 50
51 if (extent_item_pos < data_offset ||
52 extent_item_pos >= data_offset + data_len)
53 return 1;
54 offset = extent_item_pos - data_offset;
55 }
49 56
50 e = kmalloc(sizeof(*e), GFP_NOFS); 57 e = kmalloc(sizeof(*e), GFP_NOFS);
51 if (!e) 58 if (!e)
@@ -53,7 +60,7 @@ static int check_extent_in_eb(struct btrfs_key *key, struct extent_buffer *eb,
53 60
54 e->next = *eie; 61 e->next = *eie;
55 e->inum = key->objectid; 62 e->inum = key->objectid;
56 e->offset = key->offset + (extent_item_pos - data_offset); 63 e->offset = key->offset + offset;
57 *eie = e; 64 *eie = e;
58 65
59 return 0; 66 return 0;
@@ -189,7 +196,7 @@ static int add_all_parents(struct btrfs_root *root, struct btrfs_path *path,
189 struct extent_buffer *eb; 196 struct extent_buffer *eb;
190 struct btrfs_key key; 197 struct btrfs_key key;
191 struct btrfs_file_extent_item *fi; 198 struct btrfs_file_extent_item *fi;
192 struct extent_inode_elem *eie = NULL; 199 struct extent_inode_elem *eie = NULL, *old = NULL;
193 u64 disk_byte; 200 u64 disk_byte;
194 201
195 if (level != 0) { 202 if (level != 0) {
@@ -223,6 +230,7 @@ static int add_all_parents(struct btrfs_root *root, struct btrfs_path *path,
223 230
224 if (disk_byte == wanted_disk_byte) { 231 if (disk_byte == wanted_disk_byte) {
225 eie = NULL; 232 eie = NULL;
233 old = NULL;
226 if (extent_item_pos) { 234 if (extent_item_pos) {
227 ret = check_extent_in_eb(&key, eb, fi, 235 ret = check_extent_in_eb(&key, eb, fi,
228 *extent_item_pos, 236 *extent_item_pos,
@@ -230,18 +238,20 @@ static int add_all_parents(struct btrfs_root *root, struct btrfs_path *path,
230 if (ret < 0) 238 if (ret < 0)
231 break; 239 break;
232 } 240 }
233 if (!ret) { 241 if (ret > 0)
234 ret = ulist_add(parents, eb->start, 242 goto next;
235 (uintptr_t)eie, GFP_NOFS); 243 ret = ulist_add_merge(parents, eb->start,
236 if (ret < 0) 244 (uintptr_t)eie,
237 break; 245 (u64 *)&old, GFP_NOFS);
238 if (!extent_item_pos) { 246 if (ret < 0)
239 ret = btrfs_next_old_leaf(root, path, 247 break;
240 time_seq); 248 if (!ret && extent_item_pos) {
241 continue; 249 while (old->next)
242 } 250 old = old->next;
251 old->next = eie;
243 } 252 }
244 } 253 }
254next:
245 ret = btrfs_next_old_item(root, path, time_seq); 255 ret = btrfs_next_old_item(root, path, time_seq);
246 } 256 }
247 257
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 5bf4c39e2ad6..ed504607d8ec 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -1271,7 +1271,6 @@ tree_mod_log_rewind(struct btrfs_fs_info *fs_info, struct extent_buffer *eb,
1271 BUG_ON(!eb_rewin); 1271 BUG_ON(!eb_rewin);
1272 } 1272 }
1273 1273
1274 extent_buffer_get(eb_rewin);
1275 btrfs_tree_read_unlock(eb); 1274 btrfs_tree_read_unlock(eb);
1276 free_extent_buffer(eb); 1275 free_extent_buffer(eb);
1277 1276
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 583d98bd065e..fe443fece851 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4048,7 +4048,7 @@ int extent_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
4048 } 4048 }
4049 4049
4050 while (!end) { 4050 while (!end) {
4051 u64 offset_in_extent; 4051 u64 offset_in_extent = 0;
4052 4052
4053 /* break if the extent we found is outside the range */ 4053 /* break if the extent we found is outside the range */
4054 if (em->start >= max || extent_map_end(em) < off) 4054 if (em->start >= max || extent_map_end(em) < off)
@@ -4064,9 +4064,12 @@ int extent_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
4064 4064
4065 /* 4065 /*
4066 * record the offset from the start of the extent 4066 * record the offset from the start of the extent
4067 * for adjusting the disk offset below 4067 * for adjusting the disk offset below. Only do this if the
4068 * extent isn't compressed since our in ram offset may be past
4069 * what we have actually allocated on disk.
4068 */ 4070 */
4069 offset_in_extent = em_start - em->start; 4071 if (!test_bit(EXTENT_FLAG_COMPRESSED, &em->flags))
4072 offset_in_extent = em_start - em->start;
4070 em_end = extent_map_end(em); 4073 em_end = extent_map_end(em);
4071 em_len = em_end - em_start; 4074 em_len = em_end - em_start;
4072 emflags = em->flags; 4075 emflags = em->flags;
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index a005fe2c072a..8e686a427ce2 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -596,20 +596,29 @@ void btrfs_drop_extent_cache(struct inode *inode, u64 start, u64 end,
596 if (no_splits) 596 if (no_splits)
597 goto next; 597 goto next;
598 598
599 if (em->block_start < EXTENT_MAP_LAST_BYTE && 599 if (em->start < start) {
600 em->start < start) {
601 split->start = em->start; 600 split->start = em->start;
602 split->len = start - em->start; 601 split->len = start - em->start;
603 split->orig_start = em->orig_start;
604 split->block_start = em->block_start;
605 602
606 if (compressed) 603 if (em->block_start < EXTENT_MAP_LAST_BYTE) {
607 split->block_len = em->block_len; 604 split->orig_start = em->orig_start;
608 else 605 split->block_start = em->block_start;
609 split->block_len = split->len; 606
610 split->ram_bytes = em->ram_bytes; 607 if (compressed)
611 split->orig_block_len = max(split->block_len, 608 split->block_len = em->block_len;
612 em->orig_block_len); 609 else
610 split->block_len = split->len;
611 split->orig_block_len = max(split->block_len,
612 em->orig_block_len);
613 split->ram_bytes = em->ram_bytes;
614 } else {
615 split->orig_start = split->start;
616 split->block_len = 0;
617 split->block_start = em->block_start;
618 split->orig_block_len = 0;
619 split->ram_bytes = split->len;
620 }
621
613 split->generation = gen; 622 split->generation = gen;
614 split->bdev = em->bdev; 623 split->bdev = em->bdev;
615 split->flags = flags; 624 split->flags = flags;
@@ -620,8 +629,7 @@ void btrfs_drop_extent_cache(struct inode *inode, u64 start, u64 end,
620 split = split2; 629 split = split2;
621 split2 = NULL; 630 split2 = NULL;
622 } 631 }
623 if (em->block_start < EXTENT_MAP_LAST_BYTE && 632 if (testend && em->start + em->len > start + len) {
624 testend && em->start + em->len > start + len) {
625 u64 diff = start + len - em->start; 633 u64 diff = start + len - em->start;
626 634
627 split->start = start + len; 635 split->start = start + len;
@@ -630,18 +638,28 @@ void btrfs_drop_extent_cache(struct inode *inode, u64 start, u64 end,
630 split->flags = flags; 638 split->flags = flags;
631 split->compress_type = em->compress_type; 639 split->compress_type = em->compress_type;
632 split->generation = gen; 640 split->generation = gen;
633 split->orig_block_len = max(em->block_len, 641
642 if (em->block_start < EXTENT_MAP_LAST_BYTE) {
643 split->orig_block_len = max(em->block_len,
634 em->orig_block_len); 644 em->orig_block_len);
635 split->ram_bytes = em->ram_bytes;
636 645
637 if (compressed) { 646 split->ram_bytes = em->ram_bytes;
638 split->block_len = em->block_len; 647 if (compressed) {
639 split->block_start = em->block_start; 648 split->block_len = em->block_len;
640 split->orig_start = em->orig_start; 649 split->block_start = em->block_start;
650 split->orig_start = em->orig_start;
651 } else {
652 split->block_len = split->len;
653 split->block_start = em->block_start
654 + diff;
655 split->orig_start = em->orig_start;
656 }
641 } else { 657 } else {
642 split->block_len = split->len; 658 split->ram_bytes = split->len;
643 split->block_start = em->block_start + diff; 659 split->orig_start = split->start;
644 split->orig_start = em->orig_start; 660 split->block_len = 0;
661 split->block_start = em->block_start;
662 split->orig_block_len = 0;
645 } 663 }
646 664
647 ret = add_extent_mapping(em_tree, split, modified); 665 ret = add_extent_mapping(em_tree, split, modified);
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 6d1b93c8aafb..021694c08181 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -2166,16 +2166,23 @@ static noinline int record_one_backref(u64 inum, u64 offset, u64 root_id,
2166 if (btrfs_file_extent_disk_bytenr(leaf, extent) != old->bytenr) 2166 if (btrfs_file_extent_disk_bytenr(leaf, extent) != old->bytenr)
2167 continue; 2167 continue;
2168 2168
2169 extent_offset = btrfs_file_extent_offset(leaf, extent); 2169 /*
2170 if (key.offset - extent_offset != offset) 2170 * 'offset' refers to the exact key.offset,
2171 * NOT the 'offset' field in btrfs_extent_data_ref, ie.
2172 * (key.offset - extent_offset).
2173 */
2174 if (key.offset != offset)
2171 continue; 2175 continue;
2172 2176
2177 extent_offset = btrfs_file_extent_offset(leaf, extent);
2173 num_bytes = btrfs_file_extent_num_bytes(leaf, extent); 2178 num_bytes = btrfs_file_extent_num_bytes(leaf, extent);
2179
2174 if (extent_offset >= old->extent_offset + old->offset + 2180 if (extent_offset >= old->extent_offset + old->offset +
2175 old->len || extent_offset + num_bytes <= 2181 old->len || extent_offset + num_bytes <=
2176 old->extent_offset + old->offset) 2182 old->extent_offset + old->offset)
2177 continue; 2183 continue;
2178 2184
2185 ret = 0;
2179 break; 2186 break;
2180 } 2187 }
2181 2188
@@ -2187,7 +2194,7 @@ static noinline int record_one_backref(u64 inum, u64 offset, u64 root_id,
2187 2194
2188 backref->root_id = root_id; 2195 backref->root_id = root_id;
2189 backref->inum = inum; 2196 backref->inum = inum;
2190 backref->file_pos = offset + extent_offset; 2197 backref->file_pos = offset;
2191 backref->num_bytes = num_bytes; 2198 backref->num_bytes = num_bytes;
2192 backref->extent_offset = extent_offset; 2199 backref->extent_offset = extent_offset;
2193 backref->generation = btrfs_file_extent_generation(leaf, extent); 2200 backref->generation = btrfs_file_extent_generation(leaf, extent);
@@ -2210,7 +2217,8 @@ static noinline bool record_extent_backrefs(struct btrfs_path *path,
2210 new->path = path; 2217 new->path = path;
2211 2218
2212 list_for_each_entry_safe(old, tmp, &new->head, list) { 2219 list_for_each_entry_safe(old, tmp, &new->head, list) {
2213 ret = iterate_inodes_from_logical(old->bytenr, fs_info, 2220 ret = iterate_inodes_from_logical(old->bytenr +
2221 old->extent_offset, fs_info,
2214 path, record_one_backref, 2222 path, record_one_backref,
2215 old); 2223 old);
2216 BUG_ON(ret < 0 && ret != -ENOENT); 2224 BUG_ON(ret < 0 && ret != -ENOENT);
@@ -4391,9 +4399,6 @@ static int btrfs_setsize(struct inode *inode, struct iattr *attr)
4391 int mask = attr->ia_valid; 4399 int mask = attr->ia_valid;
4392 int ret; 4400 int ret;
4393 4401
4394 if (newsize == oldsize)
4395 return 0;
4396
4397 /* 4402 /*
4398 * The regular truncate() case without ATTR_CTIME and ATTR_MTIME is a 4403 * The regular truncate() case without ATTR_CTIME and ATTR_MTIME is a
4399 * special case where we need to update the times despite not having 4404 * special case where we need to update the times despite not having
@@ -5165,14 +5170,31 @@ next:
5165 } 5170 }
5166 5171
5167 /* Reached end of directory/root. Bump pos past the last item. */ 5172 /* Reached end of directory/root. Bump pos past the last item. */
5168 if (key_type == BTRFS_DIR_INDEX_KEY) 5173 ctx->pos++;
5169 /* 5174
5170 * 32-bit glibc will use getdents64, but then strtol - 5175 /*
5171 * so the last number we can serve is this. 5176 * Stop new entries from being returned after we return the last
5172 */ 5177 * entry.
5173 ctx->pos = 0x7fffffff; 5178 *
5174 else 5179 * New directory entries are assigned a strictly increasing
5175 ctx->pos++; 5180 * offset. This means that new entries created during readdir
5181 * are *guaranteed* to be seen in the future by that readdir.
5182 * This has broken buggy programs which operate on names as
5183 * they're returned by readdir. Until we re-use freed offsets
5184 * we have this hack to stop new entries from being returned
5185 * under the assumption that they'll never reach this huge
5186 * offset.
5187 *
5188 * This is being careful not to overflow 32bit loff_t unless the
5189 * last entry requires it because doing so has broken 32bit apps
5190 * in the past.
5191 */
5192 if (key_type == BTRFS_DIR_INDEX_KEY) {
5193 if (ctx->pos >= INT_MAX)
5194 ctx->pos = LLONG_MAX;
5195 else
5196 ctx->pos = INT_MAX;
5197 }
5176nopos: 5198nopos:
5177 ret = 0; 5199 ret = 0;
5178err: 5200err:
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index d58cce77fc6c..af1931a5960d 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -983,12 +983,12 @@ static noinline int commit_cowonly_roots(struct btrfs_trans_handle *trans,
983 * a dirty root struct and adds it into the list of dead roots that need to 983 * a dirty root struct and adds it into the list of dead roots that need to
984 * be deleted 984 * be deleted
985 */ 985 */
986int btrfs_add_dead_root(struct btrfs_root *root) 986void btrfs_add_dead_root(struct btrfs_root *root)
987{ 987{
988 spin_lock(&root->fs_info->trans_lock); 988 spin_lock(&root->fs_info->trans_lock);
989 list_add_tail(&root->root_list, &root->fs_info->dead_roots); 989 if (list_empty(&root->root_list))
990 list_add_tail(&root->root_list, &root->fs_info->dead_roots);
990 spin_unlock(&root->fs_info->trans_lock); 991 spin_unlock(&root->fs_info->trans_lock);
991 return 0;
992} 992}
993 993
994/* 994/*
@@ -1925,7 +1925,7 @@ int btrfs_clean_one_deleted_snapshot(struct btrfs_root *root)
1925 } 1925 }
1926 root = list_first_entry(&fs_info->dead_roots, 1926 root = list_first_entry(&fs_info->dead_roots,
1927 struct btrfs_root, root_list); 1927 struct btrfs_root, root_list);
1928 list_del(&root->root_list); 1928 list_del_init(&root->root_list);
1929 spin_unlock(&fs_info->trans_lock); 1929 spin_unlock(&fs_info->trans_lock);
1930 1930
1931 pr_debug("btrfs: cleaner removing %llu\n", 1931 pr_debug("btrfs: cleaner removing %llu\n",
diff --git a/fs/btrfs/transaction.h b/fs/btrfs/transaction.h
index 005b0375d18c..defbc4269897 100644
--- a/fs/btrfs/transaction.h
+++ b/fs/btrfs/transaction.h
@@ -143,7 +143,7 @@ int btrfs_wait_for_commit(struct btrfs_root *root, u64 transid);
143int btrfs_write_and_wait_transaction(struct btrfs_trans_handle *trans, 143int btrfs_write_and_wait_transaction(struct btrfs_trans_handle *trans,
144 struct btrfs_root *root); 144 struct btrfs_root *root);
145 145
146int btrfs_add_dead_root(struct btrfs_root *root); 146void btrfs_add_dead_root(struct btrfs_root *root);
147int btrfs_defrag_root(struct btrfs_root *root); 147int btrfs_defrag_root(struct btrfs_root *root);
148int btrfs_clean_one_deleted_snapshot(struct btrfs_root *root); 148int btrfs_clean_one_deleted_snapshot(struct btrfs_root *root);
149int btrfs_commit_transaction(struct btrfs_trans_handle *trans, 149int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 2c6791493637..ff60d8978ae2 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -3746,8 +3746,9 @@ next_slot:
3746 } 3746 }
3747 3747
3748log_extents: 3748log_extents:
3749 btrfs_release_path(path);
3750 btrfs_release_path(dst_path);
3749 if (fast_search) { 3751 if (fast_search) {
3750 btrfs_release_path(dst_path);
3751 ret = btrfs_log_changed_extents(trans, root, inode, dst_path); 3752 ret = btrfs_log_changed_extents(trans, root, inode, dst_path);
3752 if (ret) { 3753 if (ret) {
3753 err = ret; 3754 err = ret;
@@ -3764,8 +3765,6 @@ log_extents:
3764 } 3765 }
3765 3766
3766 if (inode_only == LOG_INODE_ALL && S_ISDIR(inode->i_mode)) { 3767 if (inode_only == LOG_INODE_ALL && S_ISDIR(inode->i_mode)) {
3767 btrfs_release_path(path);
3768 btrfs_release_path(dst_path);
3769 ret = log_directory_changes(trans, root, inode, path, dst_path); 3768 ret = log_directory_changes(trans, root, inode, path, dst_path);
3770 if (ret) { 3769 if (ret) {
3771 err = ret; 3770 err = ret;
diff --git a/fs/lockd/clntlock.c b/fs/lockd/clntlock.c
index 01bfe7662751..41e491b8e5d7 100644
--- a/fs/lockd/clntlock.c
+++ b/fs/lockd/clntlock.c
@@ -64,12 +64,17 @@ struct nlm_host *nlmclnt_init(const struct nlmclnt_initdata *nlm_init)
64 nlm_init->protocol, nlm_version, 64 nlm_init->protocol, nlm_version,
65 nlm_init->hostname, nlm_init->noresvport, 65 nlm_init->hostname, nlm_init->noresvport,
66 nlm_init->net); 66 nlm_init->net);
67 if (host == NULL) { 67 if (host == NULL)
68 lockd_down(nlm_init->net); 68 goto out_nohost;
69 return ERR_PTR(-ENOLCK); 69 if (host->h_rpcclnt == NULL && nlm_bind_host(host) == NULL)
70 } 70 goto out_nobind;
71 71
72 return host; 72 return host;
73out_nobind:
74 nlmclnt_release_host(host);
75out_nohost:
76 lockd_down(nlm_init->net);
77 return ERR_PTR(-ENOLCK);
73} 78}
74EXPORT_SYMBOL_GPL(nlmclnt_init); 79EXPORT_SYMBOL_GPL(nlmclnt_init);
75 80
diff --git a/fs/lockd/clntproc.c b/fs/lockd/clntproc.c
index 9760ecb9b60f..acd394716349 100644
--- a/fs/lockd/clntproc.c
+++ b/fs/lockd/clntproc.c
@@ -125,14 +125,15 @@ static void nlmclnt_setlockargs(struct nlm_rqst *req, struct file_lock *fl)
125{ 125{
126 struct nlm_args *argp = &req->a_args; 126 struct nlm_args *argp = &req->a_args;
127 struct nlm_lock *lock = &argp->lock; 127 struct nlm_lock *lock = &argp->lock;
128 char *nodename = req->a_host->h_rpcclnt->cl_nodename;
128 129
129 nlmclnt_next_cookie(&argp->cookie); 130 nlmclnt_next_cookie(&argp->cookie);
130 memcpy(&lock->fh, NFS_FH(file_inode(fl->fl_file)), sizeof(struct nfs_fh)); 131 memcpy(&lock->fh, NFS_FH(file_inode(fl->fl_file)), sizeof(struct nfs_fh));
131 lock->caller = utsname()->nodename; 132 lock->caller = nodename;
132 lock->oh.data = req->a_owner; 133 lock->oh.data = req->a_owner;
133 lock->oh.len = snprintf(req->a_owner, sizeof(req->a_owner), "%u@%s", 134 lock->oh.len = snprintf(req->a_owner, sizeof(req->a_owner), "%u@%s",
134 (unsigned int)fl->fl_u.nfs_fl.owner->pid, 135 (unsigned int)fl->fl_u.nfs_fl.owner->pid,
135 utsname()->nodename); 136 nodename);
136 lock->svid = fl->fl_u.nfs_fl.owner->pid; 137 lock->svid = fl->fl_u.nfs_fl.owner->pid;
137 lock->fl.fl_start = fl->fl_start; 138 lock->fl.fl_start = fl->fl_start;
138 lock->fl.fl_end = fl->fl_end; 139 lock->fl.fl_end = fl->fl_end;
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index af6e806044d7..941246f2b43d 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -463,7 +463,6 @@ nfs_fhget(struct super_block *sb, struct nfs_fh *fh, struct nfs_fattr *fattr, st
463 unlock_new_inode(inode); 463 unlock_new_inode(inode);
464 } else 464 } else
465 nfs_refresh_inode(inode, fattr); 465 nfs_refresh_inode(inode, fattr);
466 nfs_setsecurity(inode, fattr, label);
467 dprintk("NFS: nfs_fhget(%s/%Ld fh_crc=0x%08x ct=%d)\n", 466 dprintk("NFS: nfs_fhget(%s/%Ld fh_crc=0x%08x ct=%d)\n",
468 inode->i_sb->s_id, 467 inode->i_sb->s_id,
469 (long long)NFS_FILEID(inode), 468 (long long)NFS_FILEID(inode),
@@ -963,9 +962,15 @@ EXPORT_SYMBOL_GPL(nfs_revalidate_inode);
963static int nfs_invalidate_mapping(struct inode *inode, struct address_space *mapping) 962static int nfs_invalidate_mapping(struct inode *inode, struct address_space *mapping)
964{ 963{
965 struct nfs_inode *nfsi = NFS_I(inode); 964 struct nfs_inode *nfsi = NFS_I(inode);
966 965 int ret;
966
967 if (mapping->nrpages != 0) { 967 if (mapping->nrpages != 0) {
968 int ret = invalidate_inode_pages2(mapping); 968 if (S_ISREG(inode->i_mode)) {
969 ret = nfs_sync_mapping(mapping);
970 if (ret < 0)
971 return ret;
972 }
973 ret = invalidate_inode_pages2(mapping);
969 if (ret < 0) 974 if (ret < 0)
970 return ret; 975 return ret;
971 } 976 }
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index cf11799297c4..108a774095f7 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -3071,15 +3071,13 @@ struct rpc_clnt *
3071nfs4_proc_lookup_mountpoint(struct inode *dir, struct qstr *name, 3071nfs4_proc_lookup_mountpoint(struct inode *dir, struct qstr *name,
3072 struct nfs_fh *fhandle, struct nfs_fattr *fattr) 3072 struct nfs_fh *fhandle, struct nfs_fattr *fattr)
3073{ 3073{
3074 struct rpc_clnt *client = NFS_CLIENT(dir);
3074 int status; 3075 int status;
3075 struct rpc_clnt *client = rpc_clone_client(NFS_CLIENT(dir));
3076 3076
3077 status = nfs4_proc_lookup_common(&client, dir, name, fhandle, fattr, NULL); 3077 status = nfs4_proc_lookup_common(&client, dir, name, fhandle, fattr, NULL);
3078 if (status < 0) { 3078 if (status < 0)
3079 rpc_shutdown_client(client);
3080 return ERR_PTR(status); 3079 return ERR_PTR(status);
3081 } 3080 return (client == NFS_CLIENT(dir)) ? rpc_clone_client(client) : client;
3082 return client;
3083} 3081}
3084 3082
3085static int _nfs4_proc_access(struct inode *inode, struct nfs_access_entry *entry) 3083static int _nfs4_proc_access(struct inode *inode, struct nfs_access_entry *entry)
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 71fdc0dfa0d2..f6db66d8f647 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -2478,6 +2478,10 @@ struct dentry *nfs_fs_mount_common(struct nfs_server *server,
2478 if (server->flags & NFS_MOUNT_NOAC) 2478 if (server->flags & NFS_MOUNT_NOAC)
2479 sb_mntdata.mntflags |= MS_SYNCHRONOUS; 2479 sb_mntdata.mntflags |= MS_SYNCHRONOUS;
2480 2480
2481 if (mount_info->cloned != NULL && mount_info->cloned->sb != NULL)
2482 if (mount_info->cloned->sb->s_flags & MS_SYNCHRONOUS)
2483 sb_mntdata.mntflags |= MS_SYNCHRONOUS;
2484
2481 /* Get a superblock - note that we may end up sharing one that already exists */ 2485 /* Get a superblock - note that we may end up sharing one that already exists */
2482 s = sget(nfs_mod->nfs_fs, compare_super, nfs_set_super, flags, &sb_mntdata); 2486 s = sget(nfs_mod->nfs_fs, compare_super, nfs_set_super, flags, &sb_mntdata);
2483 if (IS_ERR(s)) { 2487 if (IS_ERR(s)) {
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 0d4c410e4589..419572f33b72 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -1524,7 +1524,7 @@ static inline u32 nfsd4_write_rsize(struct svc_rqst *rqstp, struct nfsd4_op *op)
1524static inline u32 nfsd4_exchange_id_rsize(struct svc_rqst *rqstp, struct nfsd4_op *op) 1524static inline u32 nfsd4_exchange_id_rsize(struct svc_rqst *rqstp, struct nfsd4_op *op)
1525{ 1525{
1526 return (op_encode_hdr_size + 2 + 1 + /* eir_clientid, eir_sequenceid */\ 1526 return (op_encode_hdr_size + 2 + 1 + /* eir_clientid, eir_sequenceid */\
1527 1 + 1 + 0 + /* eir_flags, spr_how, SP4_NONE (for now) */\ 1527 1 + 1 + 2 + /* eir_flags, spr_how, spo_must_enforce & _allow */\
1528 2 + /*eir_server_owner.so_minor_id */\ 1528 2 + /*eir_server_owner.so_minor_id */\
1529 /* eir_server_owner.so_major_id<> */\ 1529 /* eir_server_owner.so_major_id<> */\
1530 XDR_QUADLEN(NFS4_OPAQUE_LIMIT) + 1 +\ 1530 XDR_QUADLEN(NFS4_OPAQUE_LIMIT) + 1 +\
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 280acef6f0dc..43f42290e5df 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -1264,6 +1264,8 @@ static bool svc_rqst_integrity_protected(struct svc_rqst *rqstp)
1264 struct svc_cred *cr = &rqstp->rq_cred; 1264 struct svc_cred *cr = &rqstp->rq_cred;
1265 u32 service; 1265 u32 service;
1266 1266
1267 if (!cr->cr_gss_mech)
1268 return false;
1267 service = gss_pseudoflavor_to_service(cr->cr_gss_mech, cr->cr_flavor); 1269 service = gss_pseudoflavor_to_service(cr->cr_gss_mech, cr->cr_flavor);
1268 return service == RPC_GSS_SVC_INTEGRITY || 1270 return service == RPC_GSS_SVC_INTEGRITY ||
1269 service == RPC_GSS_SVC_PRIVACY; 1271 service == RPC_GSS_SVC_PRIVACY;
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 0c0f3ea90de5..c2a4701d7286 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -3360,7 +3360,8 @@ nfsd4_encode_exchange_id(struct nfsd4_compoundres *resp, __be32 nfserr,
3360 8 /* eir_clientid */ + 3360 8 /* eir_clientid */ +
3361 4 /* eir_sequenceid */ + 3361 4 /* eir_sequenceid */ +
3362 4 /* eir_flags */ + 3362 4 /* eir_flags */ +
3363 4 /* spr_how (SP4_NONE) */ + 3363 4 /* spr_how */ +
3364 8 /* spo_must_enforce, spo_must_allow */ +
3364 8 /* so_minor_id */ + 3365 8 /* so_minor_id */ +
3365 4 /* so_major_id.len */ + 3366 4 /* so_major_id.len */ +
3366 (XDR_QUADLEN(major_id_sz) * 4) + 3367 (XDR_QUADLEN(major_id_sz) * 4) +
@@ -3372,8 +3373,6 @@ nfsd4_encode_exchange_id(struct nfsd4_compoundres *resp, __be32 nfserr,
3372 WRITE32(exid->seqid); 3373 WRITE32(exid->seqid);
3373 WRITE32(exid->flags); 3374 WRITE32(exid->flags);
3374 3375
3375 /* state_protect4_r. Currently only support SP4_NONE */
3376 BUG_ON(exid->spa_how != SP4_NONE);
3377 WRITE32(exid->spa_how); 3376 WRITE32(exid->spa_how);
3378 switch (exid->spa_how) { 3377 switch (exid->spa_how) {
3379 case SP4_NONE: 3378 case SP4_NONE:
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 56e6b68c8d2f..94383a70c1a3 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -274,15 +274,12 @@ struct acpi_device_wakeup {
274}; 274};
275 275
276struct acpi_device_physical_node { 276struct acpi_device_physical_node {
277 u8 node_id; 277 unsigned int node_id;
278 struct list_head node; 278 struct list_head node;
279 struct device *dev; 279 struct device *dev;
280 bool put_online:1; 280 bool put_online:1;
281}; 281};
282 282
283/* set maximum of physical nodes to 32 for expansibility */
284#define ACPI_MAX_PHYSICAL_NODE 32
285
286/* Device */ 283/* Device */
287struct acpi_device { 284struct acpi_device {
288 int device_type; 285 int device_type;
@@ -302,10 +299,9 @@ struct acpi_device {
302 struct acpi_driver *driver; 299 struct acpi_driver *driver;
303 void *driver_data; 300 void *driver_data;
304 struct device dev; 301 struct device dev;
305 u8 physical_node_count; 302 unsigned int physical_node_count;
306 struct list_head physical_node_list; 303 struct list_head physical_node_list;
307 struct mutex physical_node_lock; 304 struct mutex physical_node_lock;
308 DECLARE_BITMAP(physical_node_id_bitmap, ACPI_MAX_PHYSICAL_NODE);
309 struct list_head power_dependent; 305 struct list_head power_dependent;
310 void (*remove)(struct acpi_device *); 306 void (*remove)(struct acpi_device *);
311}; 307};
@@ -445,7 +441,11 @@ struct acpi_pci_root {
445}; 441};
446 442
447/* helper */ 443/* helper */
448acpi_handle acpi_get_child(acpi_handle, u64); 444acpi_handle acpi_find_child(acpi_handle, u64, bool);
445static inline acpi_handle acpi_get_child(acpi_handle handle, u64 addr)
446{
447 return acpi_find_child(handle, addr, false);
448}
449int acpi_is_root_bridge(acpi_handle); 449int acpi_is_root_bridge(acpi_handle);
450struct acpi_pci_root *acpi_pci_find_root(acpi_handle handle); 450struct acpi_pci_root *acpi_pci_find_root(acpi_handle handle);
451#define DEVICE_ACPI_HANDLE(dev) ((acpi_handle)ACPI_HANDLE(dev)) 451#define DEVICE_ACPI_HANDLE(dev) ((acpi_handle)ACPI_HANDLE(dev))
diff --git a/include/linux/iio/trigger.h b/include/linux/iio/trigger.h
index 3869c525b052..369cf2cd5144 100644
--- a/include/linux/iio/trigger.h
+++ b/include/linux/iio/trigger.h
@@ -8,6 +8,7 @@
8 */ 8 */
9#include <linux/irq.h> 9#include <linux/irq.h>
10#include <linux/module.h> 10#include <linux/module.h>
11#include <linux/atomic.h>
11 12
12#ifndef _IIO_TRIGGER_H_ 13#ifndef _IIO_TRIGGER_H_
13#define _IIO_TRIGGER_H_ 14#define _IIO_TRIGGER_H_
@@ -61,7 +62,7 @@ struct iio_trigger {
61 62
62 struct list_head list; 63 struct list_head list;
63 struct list_head alloc_list; 64 struct list_head alloc_list;
64 int use_count; 65 atomic_t use_count;
65 66
66 struct irq_chip subirq_chip; 67 struct irq_chip subirq_chip;
67 int subirq_base; 68 int subirq_base;
diff --git a/include/linux/mfd/ti_am335x_tscadc.h b/include/linux/mfd/ti_am335x_tscadc.h
index 8d73fe29796a..db1791bb997a 100644
--- a/include/linux/mfd/ti_am335x_tscadc.h
+++ b/include/linux/mfd/ti_am335x_tscadc.h
@@ -113,11 +113,27 @@
113#define CNTRLREG_8WIRE CNTRLREG_AFE_CTRL(3) 113#define CNTRLREG_8WIRE CNTRLREG_AFE_CTRL(3)
114#define CNTRLREG_TSCENB BIT(7) 114#define CNTRLREG_TSCENB BIT(7)
115 115
116/* FIFO READ Register */
117#define FIFOREAD_DATA_MASK (0xfff << 0)
118#define FIFOREAD_CHNLID_MASK (0xf << 16)
119
120/* Sequencer Status */
121#define SEQ_STATUS BIT(5)
122
116#define ADC_CLK 3000000 123#define ADC_CLK 3000000
117#define MAX_CLK_DIV 7 124#define MAX_CLK_DIV 7
118#define TOTAL_STEPS 16 125#define TOTAL_STEPS 16
119#define TOTAL_CHANNELS 8 126#define TOTAL_CHANNELS 8
120 127
128/*
129* ADC runs at 3MHz, and it takes
130* 15 cycles to latch one data output.
131* Hence the idle time for ADC to
132* process one sample data would be
133* around 5 micro seconds.
134*/
135#define IDLE_TIMEOUT 5 /* microsec */
136
121#define TSCADC_CELLS 2 137#define TSCADC_CELLS 2
122 138
123struct ti_tscadc_dev { 139struct ti_tscadc_dev {
diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h
index 6d870353674a..1821445708d6 100644
--- a/include/linux/sunrpc/sched.h
+++ b/include/linux/sunrpc/sched.h
@@ -121,6 +121,7 @@ struct rpc_task_setup {
121#define RPC_TASK_SOFTCONN 0x0400 /* Fail if can't connect */ 121#define RPC_TASK_SOFTCONN 0x0400 /* Fail if can't connect */
122#define RPC_TASK_SENT 0x0800 /* message was sent */ 122#define RPC_TASK_SENT 0x0800 /* message was sent */
123#define RPC_TASK_TIMEOUT 0x1000 /* fail with ETIMEDOUT on timeout */ 123#define RPC_TASK_TIMEOUT 0x1000 /* fail with ETIMEDOUT on timeout */
124#define RPC_TASK_NOCONNECT 0x2000 /* return ENOTCONN if not connected */
124 125
125#define RPC_IS_ASYNC(t) ((t)->tk_flags & RPC_TASK_ASYNC) 126#define RPC_IS_ASYNC(t) ((t)->tk_flags & RPC_TASK_ASYNC)
126#define RPC_IS_SWAPPER(t) ((t)->tk_flags & RPC_TASK_SWAPPER) 127#define RPC_IS_SWAPPER(t) ((t)->tk_flags & RPC_TASK_SWAPPER)
diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h
index 7343a27fe819..47ada23345a1 100644
--- a/include/media/v4l2-ctrls.h
+++ b/include/media/v4l2-ctrls.h
@@ -22,6 +22,7 @@
22#define _V4L2_CTRLS_H 22#define _V4L2_CTRLS_H
23 23
24#include <linux/list.h> 24#include <linux/list.h>
25#include <linux/mutex.h>
25#include <linux/videodev2.h> 26#include <linux/videodev2.h>
26 27
27/* forward references */ 28/* forward references */
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 74f6a704e374..ecbc4e3d83ad 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -1660,6 +1660,10 @@ call_connect(struct rpc_task *task)
1660 task->tk_action = call_connect_status; 1660 task->tk_action = call_connect_status;
1661 if (task->tk_status < 0) 1661 if (task->tk_status < 0)
1662 return; 1662 return;
1663 if (task->tk_flags & RPC_TASK_NOCONNECT) {
1664 rpc_exit(task, -ENOTCONN);
1665 return;
1666 }
1663 xprt_connect(task); 1667 xprt_connect(task);
1664 } 1668 }
1665} 1669}
diff --git a/net/sunrpc/netns.h b/net/sunrpc/netns.h
index 74d948f5d5a1..779742cfc1ff 100644
--- a/net/sunrpc/netns.h
+++ b/net/sunrpc/netns.h
@@ -23,6 +23,7 @@ struct sunrpc_net {
23 struct rpc_clnt *rpcb_local_clnt4; 23 struct rpc_clnt *rpcb_local_clnt4;
24 spinlock_t rpcb_clnt_lock; 24 spinlock_t rpcb_clnt_lock;
25 unsigned int rpcb_users; 25 unsigned int rpcb_users;
26 unsigned int rpcb_is_af_local : 1;
26 27
27 struct mutex gssp_lock; 28 struct mutex gssp_lock;
28 wait_queue_head_t gssp_wq; 29 wait_queue_head_t gssp_wq;
diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c
index 3df764dc330c..1891a1022c17 100644
--- a/net/sunrpc/rpcb_clnt.c
+++ b/net/sunrpc/rpcb_clnt.c
@@ -204,13 +204,15 @@ void rpcb_put_local(struct net *net)
204} 204}
205 205
206static void rpcb_set_local(struct net *net, struct rpc_clnt *clnt, 206static void rpcb_set_local(struct net *net, struct rpc_clnt *clnt,
207 struct rpc_clnt *clnt4) 207 struct rpc_clnt *clnt4,
208 bool is_af_local)
208{ 209{
209 struct sunrpc_net *sn = net_generic(net, sunrpc_net_id); 210 struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
210 211
211 /* Protected by rpcb_create_local_mutex */ 212 /* Protected by rpcb_create_local_mutex */
212 sn->rpcb_local_clnt = clnt; 213 sn->rpcb_local_clnt = clnt;
213 sn->rpcb_local_clnt4 = clnt4; 214 sn->rpcb_local_clnt4 = clnt4;
215 sn->rpcb_is_af_local = is_af_local ? 1 : 0;
214 smp_wmb(); 216 smp_wmb();
215 sn->rpcb_users = 1; 217 sn->rpcb_users = 1;
216 dprintk("RPC: created new rpcb local clients (rpcb_local_clnt: " 218 dprintk("RPC: created new rpcb local clients (rpcb_local_clnt: "
@@ -238,6 +240,14 @@ static int rpcb_create_local_unix(struct net *net)
238 .program = &rpcb_program, 240 .program = &rpcb_program,
239 .version = RPCBVERS_2, 241 .version = RPCBVERS_2,
240 .authflavor = RPC_AUTH_NULL, 242 .authflavor = RPC_AUTH_NULL,
243 /*
244 * We turn off the idle timeout to prevent the kernel
245 * from automatically disconnecting the socket.
246 * Otherwise, we'd have to cache the mount namespace
247 * of the caller and somehow pass that to the socket
248 * reconnect code.
249 */
250 .flags = RPC_CLNT_CREATE_NO_IDLE_TIMEOUT,
241 }; 251 };
242 struct rpc_clnt *clnt, *clnt4; 252 struct rpc_clnt *clnt, *clnt4;
243 int result = 0; 253 int result = 0;
@@ -263,7 +273,7 @@ static int rpcb_create_local_unix(struct net *net)
263 clnt4 = NULL; 273 clnt4 = NULL;
264 } 274 }
265 275
266 rpcb_set_local(net, clnt, clnt4); 276 rpcb_set_local(net, clnt, clnt4, true);
267 277
268out: 278out:
269 return result; 279 return result;
@@ -315,7 +325,7 @@ static int rpcb_create_local_net(struct net *net)
315 clnt4 = NULL; 325 clnt4 = NULL;
316 } 326 }
317 327
318 rpcb_set_local(net, clnt, clnt4); 328 rpcb_set_local(net, clnt, clnt4, false);
319 329
320out: 330out:
321 return result; 331 return result;
@@ -376,13 +386,16 @@ static struct rpc_clnt *rpcb_create(struct net *net, const char *hostname,
376 return rpc_create(&args); 386 return rpc_create(&args);
377} 387}
378 388
379static int rpcb_register_call(struct rpc_clnt *clnt, struct rpc_message *msg) 389static int rpcb_register_call(struct sunrpc_net *sn, struct rpc_clnt *clnt, struct rpc_message *msg, bool is_set)
380{ 390{
381 int result, error = 0; 391 int flags = RPC_TASK_NOCONNECT;
392 int error, result = 0;
382 393
394 if (is_set || !sn->rpcb_is_af_local)
395 flags = RPC_TASK_SOFTCONN;
383 msg->rpc_resp = &result; 396 msg->rpc_resp = &result;
384 397
385 error = rpc_call_sync(clnt, msg, RPC_TASK_SOFTCONN); 398 error = rpc_call_sync(clnt, msg, flags);
386 if (error < 0) { 399 if (error < 0) {
387 dprintk("RPC: failed to contact local rpcbind " 400 dprintk("RPC: failed to contact local rpcbind "
388 "server (errno %d).\n", -error); 401 "server (errno %d).\n", -error);
@@ -439,16 +452,19 @@ int rpcb_register(struct net *net, u32 prog, u32 vers, int prot, unsigned short
439 .rpc_argp = &map, 452 .rpc_argp = &map,
440 }; 453 };
441 struct sunrpc_net *sn = net_generic(net, sunrpc_net_id); 454 struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
455 bool is_set = false;
442 456
443 dprintk("RPC: %sregistering (%u, %u, %d, %u) with local " 457 dprintk("RPC: %sregistering (%u, %u, %d, %u) with local "
444 "rpcbind\n", (port ? "" : "un"), 458 "rpcbind\n", (port ? "" : "un"),
445 prog, vers, prot, port); 459 prog, vers, prot, port);
446 460
447 msg.rpc_proc = &rpcb_procedures2[RPCBPROC_UNSET]; 461 msg.rpc_proc = &rpcb_procedures2[RPCBPROC_UNSET];
448 if (port) 462 if (port != 0) {
449 msg.rpc_proc = &rpcb_procedures2[RPCBPROC_SET]; 463 msg.rpc_proc = &rpcb_procedures2[RPCBPROC_SET];
464 is_set = true;
465 }
450 466
451 return rpcb_register_call(sn->rpcb_local_clnt, &msg); 467 return rpcb_register_call(sn, sn->rpcb_local_clnt, &msg, is_set);
452} 468}
453 469
454/* 470/*
@@ -461,6 +477,7 @@ static int rpcb_register_inet4(struct sunrpc_net *sn,
461 const struct sockaddr_in *sin = (const struct sockaddr_in *)sap; 477 const struct sockaddr_in *sin = (const struct sockaddr_in *)sap;
462 struct rpcbind_args *map = msg->rpc_argp; 478 struct rpcbind_args *map = msg->rpc_argp;
463 unsigned short port = ntohs(sin->sin_port); 479 unsigned short port = ntohs(sin->sin_port);
480 bool is_set = false;
464 int result; 481 int result;
465 482
466 map->r_addr = rpc_sockaddr2uaddr(sap, GFP_KERNEL); 483 map->r_addr = rpc_sockaddr2uaddr(sap, GFP_KERNEL);
@@ -471,10 +488,12 @@ static int rpcb_register_inet4(struct sunrpc_net *sn,
471 map->r_addr, map->r_netid); 488 map->r_addr, map->r_netid);
472 489
473 msg->rpc_proc = &rpcb_procedures4[RPCBPROC_UNSET]; 490 msg->rpc_proc = &rpcb_procedures4[RPCBPROC_UNSET];
474 if (port) 491 if (port != 0) {
475 msg->rpc_proc = &rpcb_procedures4[RPCBPROC_SET]; 492 msg->rpc_proc = &rpcb_procedures4[RPCBPROC_SET];
493 is_set = true;
494 }
476 495
477 result = rpcb_register_call(sn->rpcb_local_clnt4, msg); 496 result = rpcb_register_call(sn, sn->rpcb_local_clnt4, msg, is_set);
478 kfree(map->r_addr); 497 kfree(map->r_addr);
479 return result; 498 return result;
480} 499}
@@ -489,6 +508,7 @@ static int rpcb_register_inet6(struct sunrpc_net *sn,
489 const struct sockaddr_in6 *sin6 = (const struct sockaddr_in6 *)sap; 508 const struct sockaddr_in6 *sin6 = (const struct sockaddr_in6 *)sap;
490 struct rpcbind_args *map = msg->rpc_argp; 509 struct rpcbind_args *map = msg->rpc_argp;
491 unsigned short port = ntohs(sin6->sin6_port); 510 unsigned short port = ntohs(sin6->sin6_port);
511 bool is_set = false;
492 int result; 512 int result;
493 513
494 map->r_addr = rpc_sockaddr2uaddr(sap, GFP_KERNEL); 514 map->r_addr = rpc_sockaddr2uaddr(sap, GFP_KERNEL);
@@ -499,10 +519,12 @@ static int rpcb_register_inet6(struct sunrpc_net *sn,
499 map->r_addr, map->r_netid); 519 map->r_addr, map->r_netid);
500 520
501 msg->rpc_proc = &rpcb_procedures4[RPCBPROC_UNSET]; 521 msg->rpc_proc = &rpcb_procedures4[RPCBPROC_UNSET];
502 if (port) 522 if (port != 0) {
503 msg->rpc_proc = &rpcb_procedures4[RPCBPROC_SET]; 523 msg->rpc_proc = &rpcb_procedures4[RPCBPROC_SET];
524 is_set = true;
525 }
504 526
505 result = rpcb_register_call(sn->rpcb_local_clnt4, msg); 527 result = rpcb_register_call(sn, sn->rpcb_local_clnt4, msg, is_set);
506 kfree(map->r_addr); 528 kfree(map->r_addr);
507 return result; 529 return result;
508} 530}
@@ -519,7 +541,7 @@ static int rpcb_unregister_all_protofamilies(struct sunrpc_net *sn,
519 map->r_addr = ""; 541 map->r_addr = "";
520 msg->rpc_proc = &rpcb_procedures4[RPCBPROC_UNSET]; 542 msg->rpc_proc = &rpcb_procedures4[RPCBPROC_UNSET];
521 543
522 return rpcb_register_call(sn->rpcb_local_clnt4, msg); 544 return rpcb_register_call(sn, sn->rpcb_local_clnt4, msg, false);
523} 545}
524 546
525/** 547/**
diff --git a/sound/usb/6fire/comm.c b/sound/usb/6fire/comm.c
index 9e6e3ffd86bb..23452ee617e1 100644
--- a/sound/usb/6fire/comm.c
+++ b/sound/usb/6fire/comm.c
@@ -110,19 +110,37 @@ static int usb6fire_comm_send_buffer(u8 *buffer, struct usb_device *dev)
110static int usb6fire_comm_write8(struct comm_runtime *rt, u8 request, 110static int usb6fire_comm_write8(struct comm_runtime *rt, u8 request,
111 u8 reg, u8 value) 111 u8 reg, u8 value)
112{ 112{
113 u8 buffer[13]; /* 13: maximum length of message */ 113 u8 *buffer;
114 int ret;
115
116 /* 13: maximum length of message */
117 buffer = kmalloc(13, GFP_KERNEL);
118 if (!buffer)
119 return -ENOMEM;
114 120
115 usb6fire_comm_init_buffer(buffer, 0x00, request, reg, value, 0x00); 121 usb6fire_comm_init_buffer(buffer, 0x00, request, reg, value, 0x00);
116 return usb6fire_comm_send_buffer(buffer, rt->chip->dev); 122 ret = usb6fire_comm_send_buffer(buffer, rt->chip->dev);
123
124 kfree(buffer);
125 return ret;
117} 126}
118 127
119static int usb6fire_comm_write16(struct comm_runtime *rt, u8 request, 128static int usb6fire_comm_write16(struct comm_runtime *rt, u8 request,
120 u8 reg, u8 vl, u8 vh) 129 u8 reg, u8 vl, u8 vh)
121{ 130{
122 u8 buffer[13]; /* 13: maximum length of message */ 131 u8 *buffer;
132 int ret;
133
134 /* 13: maximum length of message */
135 buffer = kmalloc(13, GFP_KERNEL);
136 if (!buffer)
137 return -ENOMEM;
123 138
124 usb6fire_comm_init_buffer(buffer, 0x00, request, reg, vl, vh); 139 usb6fire_comm_init_buffer(buffer, 0x00, request, reg, vl, vh);
125 return usb6fire_comm_send_buffer(buffer, rt->chip->dev); 140 ret = usb6fire_comm_send_buffer(buffer, rt->chip->dev);
141
142 kfree(buffer);
143 return ret;
126} 144}
127 145
128int usb6fire_comm_init(struct sfire_chip *chip) 146int usb6fire_comm_init(struct sfire_chip *chip)
@@ -135,6 +153,12 @@ int usb6fire_comm_init(struct sfire_chip *chip)
135 if (!rt) 153 if (!rt)
136 return -ENOMEM; 154 return -ENOMEM;
137 155
156 rt->receiver_buffer = kzalloc(COMM_RECEIVER_BUFSIZE, GFP_KERNEL);
157 if (!rt->receiver_buffer) {
158 kfree(rt);
159 return -ENOMEM;
160 }
161
138 urb = &rt->receiver; 162 urb = &rt->receiver;
139 rt->serial = 1; 163 rt->serial = 1;
140 rt->chip = chip; 164 rt->chip = chip;
@@ -153,6 +177,7 @@ int usb6fire_comm_init(struct sfire_chip *chip)
153 urb->interval = 1; 177 urb->interval = 1;
154 ret = usb_submit_urb(urb, GFP_KERNEL); 178 ret = usb_submit_urb(urb, GFP_KERNEL);
155 if (ret < 0) { 179 if (ret < 0) {
180 kfree(rt->receiver_buffer);
156 kfree(rt); 181 kfree(rt);
157 snd_printk(KERN_ERR PREFIX "cannot create comm data receiver."); 182 snd_printk(KERN_ERR PREFIX "cannot create comm data receiver.");
158 return ret; 183 return ret;
@@ -171,6 +196,9 @@ void usb6fire_comm_abort(struct sfire_chip *chip)
171 196
172void usb6fire_comm_destroy(struct sfire_chip *chip) 197void usb6fire_comm_destroy(struct sfire_chip *chip)
173{ 198{
174 kfree(chip->comm); 199 struct comm_runtime *rt = chip->comm;
200
201 kfree(rt->receiver_buffer);
202 kfree(rt);
175 chip->comm = NULL; 203 chip->comm = NULL;
176} 204}
diff --git a/sound/usb/6fire/comm.h b/sound/usb/6fire/comm.h
index 6a0840b0dcff..780d5ed8e5d8 100644
--- a/sound/usb/6fire/comm.h
+++ b/sound/usb/6fire/comm.h
@@ -24,7 +24,7 @@ struct comm_runtime {
24 struct sfire_chip *chip; 24 struct sfire_chip *chip;
25 25
26 struct urb receiver; 26 struct urb receiver;
27 u8 receiver_buffer[COMM_RECEIVER_BUFSIZE]; 27 u8 *receiver_buffer;
28 28
29 u8 serial; /* urb serial */ 29 u8 serial; /* urb serial */
30 30
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 7a444b5501d9..659950e5b94f 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -591,17 +591,16 @@ static int data_ep_set_params(struct snd_usb_endpoint *ep,
591 ep->stride = frame_bits >> 3; 591 ep->stride = frame_bits >> 3;
592 ep->silence_value = pcm_format == SNDRV_PCM_FORMAT_U8 ? 0x80 : 0; 592 ep->silence_value = pcm_format == SNDRV_PCM_FORMAT_U8 ? 0x80 : 0;
593 593
594 /* calculate max. frequency */ 594 /* assume max. frequency is 25% higher than nominal */
595 if (ep->maxpacksize) { 595 ep->freqmax = ep->freqn + (ep->freqn >> 2);
596 maxsize = ((ep->freqmax + 0xffff) * (frame_bits >> 3))
597 >> (16 - ep->datainterval);
598 /* but wMaxPacketSize might reduce this */
599 if (ep->maxpacksize && ep->maxpacksize < maxsize) {
596 /* whatever fits into a max. size packet */ 600 /* whatever fits into a max. size packet */
597 maxsize = ep->maxpacksize; 601 maxsize = ep->maxpacksize;
598 ep->freqmax = (maxsize / (frame_bits >> 3)) 602 ep->freqmax = (maxsize / (frame_bits >> 3))
599 << (16 - ep->datainterval); 603 << (16 - ep->datainterval);
600 } else {
601 /* no max. packet size: just take 25% higher than nominal */
602 ep->freqmax = ep->freqn + (ep->freqn >> 2);
603 maxsize = ((ep->freqmax + 0xffff) * (frame_bits >> 3))
604 >> (16 - ep->datainterval);
605 } 604 }
606 605
607 if (ep->fill_max) 606 if (ep->fill_max)
generated by cgit v1.2.2 (git 2.25.0) at 2025-08-22 17:22:01 -0400