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USB-serial fixes for v3.18-rc5 

Here are a few fixes for reported problems including a possible
 null-deref on probe with keyspan, a misbehaving modem, and a couple of
 issues with the USB console.
 
 Some new device IDs are also added.
 
 Signed-off-by: Johan Hovold <johan@kernel.org>
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Merge tag 'usb-serial-3.19-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial into usb-linus

Johan writes:

USB-serial fixes for v3.18-rc5

Here are a few fixes for reported problems including a possible
null-deref on probe with keyspan, a misbehaving modem, and a couple of
issues with the USB console.

Some new device IDs are also added.

Signed-off-by: Johan Hovold <johan@kernel.org>
This commit is contained in:
Greg Kroah-Hartman 2015-01-14 15:39:23 -08:00
Родитель 06087cb42d 04f9c6e6d1
Коммит 919ba4ee1b
72 изменённых файлов: 667 добавлений и 356 удалений
Показать статистику Скачать Patch файл Скачать Diff файл Показать все файлы Свернуть все файлы

2
Makefile
Просмотреть файл

@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 19
SUBLEVEL = 0
EXTRAVERSION = -rc1
EXTRAVERSION = -rc2
NAME = Diseased Newt
# *DOCUMENTATION*

9
arch/arm64/configs/defconfig
Просмотреть файл

@ -1,6 +1,7 @@
# CONFIG_LOCALVERSION_AUTO is not set
CONFIG_SYSVIPC=y
CONFIG_POSIX_MQUEUE=y
CONFIG_FHANDLE=y
CONFIG_AUDIT=y
CONFIG_NO_HZ_IDLE=y
CONFIG_HIGH_RES_TIMERS=y
@ -13,14 +14,12 @@ CONFIG_TASK_IO_ACCOUNTING=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
CONFIG_RESOURCE_COUNTERS=y
CONFIG_MEMCG=y
CONFIG_MEMCG_SWAP=y
CONFIG_MEMCG_KMEM=y
CONFIG_CGROUP_HUGETLB=y
# CONFIG_UTS_NS is not set
# CONFIG_IPC_NS is not set
# CONFIG_PID_NS is not set
# CONFIG_NET_NS is not set
CONFIG_SCHED_AUTOGROUP=y
CONFIG_BLK_DEV_INITRD=y
@ -92,7 +91,6 @@ CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_VIRTIO_CONSOLE=y
# CONFIG_HW_RANDOM is not set
# CONFIG_HMC_DRV is not set
CONFIG_SPI=y
CONFIG_SPI_PL022=y
CONFIG_GPIO_PL061=y
@ -133,6 +131,8 @@ CONFIG_EXT3_FS=y
CONFIG_EXT4_FS=y
CONFIG_FANOTIFY=y
CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y
CONFIG_QUOTA=y
CONFIG_AUTOFS4_FS=y
CONFIG_FUSE_FS=y
CONFIG_CUSE=y
CONFIG_VFAT_FS=y
@ -152,14 +152,15 @@ CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_KERNEL=y
CONFIG_LOCKUP_DETECTOR=y
# CONFIG_SCHED_DEBUG is not set
# CONFIG_DEBUG_PREEMPT is not set
# CONFIG_FTRACE is not set
CONFIG_KEYS=y
CONFIG_SECURITY=y
CONFIG_CRYPTO_ANSI_CPRNG=y
CONFIG_ARM64_CRYPTO=y
CONFIG_CRYPTO_SHA1_ARM64_CE=y
CONFIG_CRYPTO_SHA2_ARM64_CE=y
CONFIG_CRYPTO_GHASH_ARM64_CE=y
CONFIG_CRYPTO_AES_ARM64_CE=y
CONFIG_CRYPTO_AES_ARM64_CE_CCM=y
CONFIG_CRYPTO_AES_ARM64_CE_BLK=y
CONFIG_CRYPTO_AES_ARM64_NEON_BLK=y

11
arch/arm64/include/asm/dma-mapping.h
Просмотреть файл

@ -52,13 +52,14 @@ static inline void set_dma_ops(struct device *dev, struct dma_map_ops *ops)
dev->archdata.dma_ops = ops;
}
static inline int set_arch_dma_coherent_ops(struct device *dev)
static inline void arch_setup_dma_ops(struct device *dev, u64 dma_base, u64 size,
struct iommu_ops *iommu, bool coherent)
{
dev->archdata.dma_coherent = true;
set_dma_ops(dev, &coherent_swiotlb_dma_ops);
return 0;
dev->archdata.dma_coherent = coherent;
if (coherent)
set_dma_ops(dev, &coherent_swiotlb_dma_ops);
}
#define set_arch_dma_coherent_ops set_arch_dma_coherent_ops
#define arch_setup_dma_ops arch_setup_dma_ops
/* do not use this function in a driver */
static inline bool is_device_dma_coherent(struct device *dev)

5
arch/arm64/include/asm/pgtable.h
Просмотреть файл

@ -298,7 +298,6 @@ void pmdp_splitting_flush(struct vm_area_struct *vma, unsigned long address,
#define pfn_pmd(pfn,prot) (__pmd(((phys_addr_t)(pfn) << PAGE_SHIFT) | pgprot_val(prot)))
#define mk_pmd(page,prot) pfn_pmd(page_to_pfn(page),prot)
#define pmd_page(pmd) pfn_to_page(__phys_to_pfn(pmd_val(pmd) & PHYS_MASK))
#define pud_write(pud) pte_write(pud_pte(pud))
#define pud_pfn(pud) (((pud_val(pud) & PUD_MASK) & PHYS_MASK) >> PAGE_SHIFT)
@ -401,7 +400,7 @@ static inline pmd_t *pmd_offset(pud_t *pud, unsigned long addr)
return (pmd_t *)pud_page_vaddr(*pud) + pmd_index(addr);
}
#define pud_page(pud) pmd_page(pud_pmd(pud))
#define pud_page(pud) pfn_to_page(__phys_to_pfn(pud_val(pud) & PHYS_MASK))
#endif /* CONFIG_ARM64_PGTABLE_LEVELS > 2 */
@ -437,6 +436,8 @@ static inline pud_t *pud_offset(pgd_t *pgd, unsigned long addr)
return (pud_t *)pgd_page_vaddr(*pgd) + pud_index(addr);
}
#define pgd_page(pgd) pfn_to_page(__phys_to_pfn(pgd_val(pgd) & PHYS_MASK))
#endif /* CONFIG_ARM64_PGTABLE_LEVELS > 3 */
#define pgd_ERROR(pgd) __pgd_error(__FILE__, __LINE__, pgd_val(pgd))

14
arch/arm64/kernel/suspend.c
Просмотреть файл

@ -5,6 +5,7 @@
#include <asm/debug-monitors.h>
#include <asm/pgtable.h>
#include <asm/memory.h>
#include <asm/mmu_context.h>
#include <asm/smp_plat.h>
#include <asm/suspend.h>
#include <asm/tlbflush.h>
@ -98,7 +99,18 @@ int __cpu_suspend(unsigned long arg, int (*fn)(unsigned long))
*/
ret = __cpu_suspend_enter(arg, fn);
if (ret == 0) {
cpu_switch_mm(mm->pgd, mm);
/*
* We are resuming from reset with TTBR0_EL1 set to the
* idmap to enable the MMU; restore the active_mm mappings in
* TTBR0_EL1 unless the active_mm == &init_mm, in which case
* the thread entered __cpu_suspend with TTBR0_EL1 set to
* reserved TTBR0 page tables and should be restored as such.
*/
if (mm == &init_mm)
cpu_set_reserved_ttbr0();
else
cpu_switch_mm(mm->pgd, mm);
flush_tlb_all();
/*

13
arch/parisc/include/asm/ldcw.h
Просмотреть файл

@ -33,11 +33,18 @@
#endif /*!CONFIG_PA20*/
/* LDCW, the only atomic read-write operation PA-RISC has. *sigh*. */
/* LDCW, the only atomic read-write operation PA-RISC has. *sigh*.
We don't explicitly expose that "*a" may be written as reload
fails to find a register in class R1_REGS when "a" needs to be
reloaded when generating 64-bit PIC code. Instead, we clobber
memory to indicate to the compiler that the assembly code reads
or writes to items other than those listed in the input and output
operands. This may pessimize the code somewhat but __ldcw is
usually used within code blocks surrounded by memory barriors. */
#define __ldcw(a) ({ \
unsigned __ret; \
__asm__ __volatile__(__LDCW " 0(%2),%0" \
: "=r" (__ret), "+m" (*(a)) : "r" (a)); \
__asm__ __volatile__(__LDCW " 0(%1),%0" \
: "=r" (__ret) : "r" (a) : "memory"); \
__ret; \
})

2
arch/x86/kvm/mmu.c
Просмотреть файл

@ -4448,7 +4448,7 @@ void kvm_mmu_invalidate_mmio_sptes(struct kvm *kvm)
* zap all shadow pages.
*/
if (unlikely(kvm_current_mmio_generation(kvm) == 0)) {
printk_ratelimited(KERN_INFO "kvm: zapping shadow pages for mmio generation wraparound\n");
printk_ratelimited(KERN_DEBUG "kvm: zapping shadow pages for mmio generation wraparound\n");
kvm_mmu_invalidate_zap_all_pages(kvm);
}
}

88
arch/x86/kvm/vmx.c
Просмотреть файл

@ -5840,53 +5840,10 @@ static __init int hardware_setup(void)
memset(vmx_msr_bitmap_legacy, 0xff, PAGE_SIZE);
memset(vmx_msr_bitmap_longmode, 0xff, PAGE_SIZE);
vmx_disable_intercept_for_msr(MSR_FS_BASE, false);
vmx_disable_intercept_for_msr(MSR_GS_BASE, false);
vmx_disable_intercept_for_msr(MSR_KERNEL_GS_BASE, true);
vmx_disable_intercept_for_msr(MSR_IA32_SYSENTER_CS, false);
vmx_disable_intercept_for_msr(MSR_IA32_SYSENTER_ESP, false);
vmx_disable_intercept_for_msr(MSR_IA32_SYSENTER_EIP, false);
vmx_disable_intercept_for_msr(MSR_IA32_BNDCFGS, true);
memcpy(vmx_msr_bitmap_legacy_x2apic,
vmx_msr_bitmap_legacy, PAGE_SIZE);
memcpy(vmx_msr_bitmap_longmode_x2apic,
vmx_msr_bitmap_longmode, PAGE_SIZE);
if (enable_apicv) {
for (msr = 0x800; msr <= 0x8ff; msr++)
vmx_disable_intercept_msr_read_x2apic(msr);
/* According SDM, in x2apic mode, the whole id reg is used.
* But in KVM, it only use the highest eight bits. Need to
* intercept it */
vmx_enable_intercept_msr_read_x2apic(0x802);
/* TMCCT */
vmx_enable_intercept_msr_read_x2apic(0x839);
/* TPR */
vmx_disable_intercept_msr_write_x2apic(0x808);
/* EOI */
vmx_disable_intercept_msr_write_x2apic(0x80b);
/* SELF-IPI */
vmx_disable_intercept_msr_write_x2apic(0x83f);
}
if (enable_ept) {
kvm_mmu_set_mask_ptes(0ull,
(enable_ept_ad_bits) ? VMX_EPT_ACCESS_BIT : 0ull,
(enable_ept_ad_bits) ? VMX_EPT_DIRTY_BIT : 0ull,
0ull, VMX_EPT_EXECUTABLE_MASK);
ept_set_mmio_spte_mask();
kvm_enable_tdp();
} else
kvm_disable_tdp();
update_ple_window_actual_max();
if (setup_vmcs_config(&vmcs_config) < 0) {
r = -EIO;
goto out7;
}
}
if (boot_cpu_has(X86_FEATURE_NX))
kvm_enable_efer_bits(EFER_NX);
@ -5945,6 +5902,49 @@ static __init int hardware_setup(void)
if (nested)
nested_vmx_setup_ctls_msrs();
vmx_disable_intercept_for_msr(MSR_FS_BASE, false);
vmx_disable_intercept_for_msr(MSR_GS_BASE, false);
vmx_disable_intercept_for_msr(MSR_KERNEL_GS_BASE, true);
vmx_disable_intercept_for_msr(MSR_IA32_SYSENTER_CS, false);
vmx_disable_intercept_for_msr(MSR_IA32_SYSENTER_ESP, false);
vmx_disable_intercept_for_msr(MSR_IA32_SYSENTER_EIP, false);
vmx_disable_intercept_for_msr(MSR_IA32_BNDCFGS, true);
memcpy(vmx_msr_bitmap_legacy_x2apic,
vmx_msr_bitmap_legacy, PAGE_SIZE);
memcpy(vmx_msr_bitmap_longmode_x2apic,
vmx_msr_bitmap_longmode, PAGE_SIZE);
if (enable_apicv) {
for (msr = 0x800; msr <= 0x8ff; msr++)
vmx_disable_intercept_msr_read_x2apic(msr);
/* According SDM, in x2apic mode, the whole id reg is used.
* But in KVM, it only use the highest eight bits. Need to
* intercept it */
vmx_enable_intercept_msr_read_x2apic(0x802);
/* TMCCT */
vmx_enable_intercept_msr_read_x2apic(0x839);
/* TPR */
vmx_disable_intercept_msr_write_x2apic(0x808);
/* EOI */
vmx_disable_intercept_msr_write_x2apic(0x80b);
/* SELF-IPI */
vmx_disable_intercept_msr_write_x2apic(0x83f);
}
if (enable_ept) {
kvm_mmu_set_mask_ptes(0ull,
(enable_ept_ad_bits) ? VMX_EPT_ACCESS_BIT : 0ull,
(enable_ept_ad_bits) ? VMX_EPT_DIRTY_BIT : 0ull,
0ull, VMX_EPT_EXECUTABLE_MASK);
ept_set_mmio_spte_mask();
kvm_enable_tdp();
} else
kvm_disable_tdp();
update_ple_window_actual_max();
return alloc_kvm_area();
out7:

2
drivers/char/agp/ali-agp.c
Просмотреть файл

@ -417,6 +417,6 @@ static void __exit agp_ali_cleanup(void)
module_init(agp_ali_init);
module_exit(agp_ali_cleanup);
MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
MODULE_AUTHOR("Dave Jones");
MODULE_LICENSE("GPL and additional rights");

2
drivers/char/agp/amd64-agp.c
Просмотреть файл

@ -813,6 +813,6 @@ static void __exit agp_amd64_cleanup(void)
module_init(agp_amd64_mod_init);
module_exit(agp_amd64_cleanup);
MODULE_AUTHOR("Dave Jones <davej@redhat.com>, Andi Kleen");
MODULE_AUTHOR("Dave Jones, Andi Kleen");
module_param(agp_try_unsupported, bool, 0);
MODULE_LICENSE("GPL");

2
drivers/char/agp/ati-agp.c
Просмотреть файл

@ -579,6 +579,6 @@ static void __exit agp_ati_cleanup(void)
module_init(agp_ati_init);
module_exit(agp_ati_cleanup);
MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
MODULE_AUTHOR("Dave Jones");
MODULE_LICENSE("GPL and additional rights");

2
drivers/char/agp/backend.c
Просмотреть файл

@ -356,7 +356,7 @@ static __init int agp_setup(char *s)
__setup("agp=", agp_setup);
#endif
MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
MODULE_AUTHOR("Dave Jones, Jeff Hartmann");
MODULE_DESCRIPTION("AGP GART driver");
MODULE_LICENSE("GPL and additional rights");
MODULE_ALIAS_MISCDEV(AGPGART_MINOR);

2
drivers/char/agp/intel-agp.c
Просмотреть файл

@ -920,5 +920,5 @@ static void __exit agp_intel_cleanup(void)
module_init(agp_intel_init);
module_exit(agp_intel_cleanup);
MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
MODULE_AUTHOR("Dave Jones, Various @Intel");
MODULE_LICENSE("GPL and additional rights");

2
drivers/char/agp/intel-gtt.c
Просмотреть файл

@ -1438,5 +1438,5 @@ void intel_gmch_remove(void)
}
EXPORT_SYMBOL(intel_gmch_remove);
MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
MODULE_AUTHOR("Dave Jones, Various @Intel");
MODULE_LICENSE("GPL and additional rights");

2
drivers/char/agp/nvidia-agp.c
Просмотреть файл

@ -1,7 +1,7 @@
/*
* Nvidia AGPGART routines.
* Based upon a 2.4 agpgart diff by the folks from NVIDIA, and hacked up
* to work in 2.5 by Dave Jones <davej@redhat.com>
* to work in 2.5 by Dave Jones.
*/
#include <linux/module.h>

2
drivers/char/agp/via-agp.c
Просмотреть файл

@ -595,4 +595,4 @@ module_init(agp_via_init);
module_exit(agp_via_cleanup);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
MODULE_AUTHOR("Dave Jones");

46
drivers/char/ipmi/ipmi_msghandler.c
Просмотреть файл

@ -199,18 +199,6 @@ struct bmc_device {
int guid_set;
char name[16];
struct kref usecount;
/* bmc device attributes */
struct device_attribute device_id_attr;
struct device_attribute provides_dev_sdrs_attr;
struct device_attribute revision_attr;
struct device_attribute firmware_rev_attr;
struct device_attribute version_attr;
struct device_attribute add_dev_support_attr;
struct device_attribute manufacturer_id_attr;
struct device_attribute product_id_attr;
struct device_attribute guid_attr;
struct device_attribute aux_firmware_rev_attr;
};
#define to_bmc_device(x) container_of((x), struct bmc_device, pdev.dev)
@ -2252,7 +2240,7 @@ static ssize_t device_id_show(struct device *dev,
return snprintf(buf, 10, "%u\n", bmc->id.device_id);
}
DEVICE_ATTR(device_id, S_IRUGO, device_id_show, NULL);
static DEVICE_ATTR(device_id, S_IRUGO, device_id_show, NULL);
static ssize_t provides_device_sdrs_show(struct device *dev,
struct device_attribute *attr,
@ -2263,7 +2251,8 @@ static ssize_t provides_device_sdrs_show(struct device *dev,
return snprintf(buf, 10, "%u\n",
(bmc->id.device_revision & 0x80) >> 7);
}
DEVICE_ATTR(provides_device_sdrs, S_IRUGO, provides_device_sdrs_show, NULL);
static DEVICE_ATTR(provides_device_sdrs, S_IRUGO, provides_device_sdrs_show,
NULL);
static ssize_t revision_show(struct device *dev, struct device_attribute *attr,
char *buf)
@ -2273,7 +2262,7 @@ static ssize_t revision_show(struct device *dev, struct device_attribute *attr,
return snprintf(buf, 20, "%u\n",
bmc->id.device_revision & 0x0F);
}
DEVICE_ATTR(revision, S_IRUGO, revision_show, NULL);
static DEVICE_ATTR(revision, S_IRUGO, revision_show, NULL);
static ssize_t firmware_revision_show(struct device *dev,
struct device_attribute *attr,
@ -2284,7 +2273,7 @@ static ssize_t firmware_revision_show(struct device *dev,
return snprintf(buf, 20, "%u.%x\n", bmc->id.firmware_revision_1,
bmc->id.firmware_revision_2);
}
DEVICE_ATTR(firmware_revision, S_IRUGO, firmware_revision_show, NULL);
static DEVICE_ATTR(firmware_revision, S_IRUGO, firmware_revision_show, NULL);
static ssize_t ipmi_version_show(struct device *dev,
struct device_attribute *attr,
@ -2296,7 +2285,7 @@ static ssize_t ipmi_version_show(struct device *dev,
ipmi_version_major(&bmc->id),
ipmi_version_minor(&bmc->id));
}
DEVICE_ATTR(ipmi_version, S_IRUGO, ipmi_version_show, NULL);
static DEVICE_ATTR(ipmi_version, S_IRUGO, ipmi_version_show, NULL);
static ssize_t add_dev_support_show(struct device *dev,
struct device_attribute *attr,
@ -2307,7 +2296,8 @@ static ssize_t add_dev_support_show(struct device *dev,
return snprintf(buf, 10, "0x%02x\n",
bmc->id.additional_device_support);
}
DEVICE_ATTR(additional_device_support, S_IRUGO, add_dev_support_show, NULL);
static DEVICE_ATTR(additional_device_support, S_IRUGO, add_dev_support_show,
NULL);
static ssize_t manufacturer_id_show(struct device *dev,
struct device_attribute *attr,
@ -2317,7 +2307,7 @@ static ssize_t manufacturer_id_show(struct device *dev,
return snprintf(buf, 20, "0x%6.6x\n", bmc->id.manufacturer_id);
}
DEVICE_ATTR(manufacturer_id, S_IRUGO, manufacturer_id_show, NULL);
static DEVICE_ATTR(manufacturer_id, S_IRUGO, manufacturer_id_show, NULL);
static ssize_t product_id_show(struct device *dev,
struct device_attribute *attr,
@ -2327,7 +2317,7 @@ static ssize_t product_id_show(struct device *dev,
return snprintf(buf, 10, "0x%4.4x\n", bmc->id.product_id);
}
DEVICE_ATTR(product_id, S_IRUGO, product_id_show, NULL);
static DEVICE_ATTR(product_id, S_IRUGO, product_id_show, NULL);
static ssize_t aux_firmware_rev_show(struct device *dev,
struct device_attribute *attr,
@ -2341,7 +2331,7 @@ static ssize_t aux_firmware_rev_show(struct device *dev,
bmc->id.aux_firmware_revision[1],
bmc->id.aux_firmware_revision[0]);
}
DEVICE_ATTR(aux_firmware_revision, S_IRUGO, aux_firmware_rev_show, NULL);
static DEVICE_ATTR(aux_firmware_revision, S_IRUGO, aux_firmware_rev_show, NULL);
static ssize_t guid_show(struct device *dev, struct device_attribute *attr,
char *buf)
@ -2352,7 +2342,7 @@ static ssize_t guid_show(struct device *dev, struct device_attribute *attr,
(long long) bmc->guid[0],
(long long) bmc->guid[8]);
}
DEVICE_ATTR(guid, S_IRUGO, guid_show, NULL);
static DEVICE_ATTR(guid, S_IRUGO, guid_show, NULL);
static struct attribute *bmc_dev_attrs[] = {
&dev_attr_device_id.attr,
@ -2392,10 +2382,10 @@ cleanup_bmc_device(struct kref *ref)
if (bmc->id.aux_firmware_revision_set)
device_remove_file(&bmc->pdev.dev,
&bmc->aux_firmware_rev_attr);
&dev_attr_aux_firmware_revision);
if (bmc->guid_set)
device_remove_file(&bmc->pdev.dev,
&bmc->guid_attr);
&dev_attr_guid);
platform_device_unregister(&bmc->pdev);
}
@ -2422,16 +2412,14 @@ static int create_bmc_files(struct bmc_device *bmc)
int err;
if (bmc->id.aux_firmware_revision_set) {
bmc->aux_firmware_rev_attr.attr.name = "aux_firmware_revision";
err = device_create_file(&bmc->pdev.dev,
&bmc->aux_firmware_rev_attr);
&dev_attr_aux_firmware_revision);
if (err)
goto out;
}
if (bmc->guid_set) {
bmc->guid_attr.attr.name = "guid";
err = device_create_file(&bmc->pdev.dev,
&bmc->guid_attr);
&dev_attr_guid);
if (err)
goto out_aux_firm;
}
@ -2441,7 +2429,7 @@ static int create_bmc_files(struct bmc_device *bmc)
out_aux_firm:
if (bmc->id.aux_firmware_revision_set)
device_remove_file(&bmc->pdev.dev,
&bmc->aux_firmware_rev_attr);
&dev_attr_aux_firmware_revision);
out:
return err;
}

1
drivers/char/ipmi/ipmi_ssif.c
Просмотреть файл

@ -52,6 +52,7 @@
#include <linux/dmi.h>
#include <linux/kthread.h>
#include <linux/acpi.h>
#include <linux/ctype.h>
#define PFX "ipmi_ssif: "
#define DEVICE_NAME "ipmi_ssif"

4
drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
Просмотреть файл

@ -121,13 +121,9 @@ static int kfd_open(struct inode *inode, struct file *filep)
if (IS_ERR(process))
return PTR_ERR(process);
process->is_32bit_user_mode = is_32bit_user_mode;
dev_dbg(kfd_device, "process %d opened, compat mode (32 bit) - %d\n",
process->pasid, process->is_32bit_user_mode);
kfd_init_apertures(process);
return 0;
}

6
drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c
Просмотреть файл

@ -299,13 +299,13 @@ int kfd_init_apertures(struct kfd_process *process)
struct kfd_dev *dev;
struct kfd_process_device *pdd;
mutex_lock(&process->mutex);
/*Iterating over all devices*/
while ((dev = kfd_topology_enum_kfd_devices(id)) != NULL &&
id < NUM_OF_SUPPORTED_GPUS) {
pdd = kfd_get_process_device_data(dev, process, 1);
if (!pdd)
return -1;
/*
* For 64 bit process aperture will be statically reserved in
@ -348,8 +348,6 @@ int kfd_init_apertures(struct kfd_process *process)
id++;
}
mutex_unlock(&process->mutex);
return 0;
}

9
drivers/gpu/drm/amd/amdkfd/kfd_process.c
Просмотреть файл

@ -26,6 +26,8 @@
#include <linux/slab.h>
#include <linux/amd-iommu.h>
#include <linux/notifier.h>
#include <linux/compat.h>
struct mm_struct;
#include "kfd_priv.h"
@ -285,8 +287,15 @@ static struct kfd_process *create_process(const struct task_struct *thread)
if (err != 0)
goto err_process_pqm_init;
/* init process apertures*/
process->is_32bit_user_mode = is_compat_task();
if (kfd_init_apertures(process) != 0)
goto err_init_apretures;
return process;
err_init_apretures:
pqm_uninit(&process->pqm);
err_process_pqm_init:
hash_del_rcu(&process->kfd_processes);
synchronize_rcu();

8
drivers/gpu/drm/amd/amdkfd/kfd_topology.c
Просмотреть файл

@ -700,8 +700,6 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr,
dev->node_props.simd_per_cu);
sysfs_show_32bit_prop(buffer, "max_slots_scratch_cu",
dev->node_props.max_slots_scratch_cu);
sysfs_show_32bit_prop(buffer, "engine_id",
dev->node_props.engine_id);
sysfs_show_32bit_prop(buffer, "vendor_id",
dev->node_props.vendor_id);
sysfs_show_32bit_prop(buffer, "device_id",
@ -715,6 +713,12 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr,
dev->gpu->kgd));
sysfs_show_64bit_prop(buffer, "local_mem_size",
kfd2kgd->get_vmem_size(dev->gpu->kgd));
sysfs_show_32bit_prop(buffer, "fw_version",
kfd2kgd->get_fw_version(
dev->gpu->kgd,
KGD_ENGINE_MEC1));
}
ret = sysfs_show_32bit_prop(buffer, "max_engine_clk_ccompute",

15
drivers/gpu/drm/amd/include/kgd_kfd_interface.h
Просмотреть файл

@ -45,6 +45,17 @@ enum kgd_memory_pool {
KGD_POOL_FRAMEBUFFER = 3,
};
enum kgd_engine_type {
KGD_ENGINE_PFP = 1,
KGD_ENGINE_ME,
KGD_ENGINE_CE,
KGD_ENGINE_MEC1,
KGD_ENGINE_MEC2,
KGD_ENGINE_RLC,
KGD_ENGINE_SDMA,
KGD_ENGINE_MAX
};
struct kgd2kfd_shared_resources {
/* Bit n == 1 means VMID n is available for KFD. */
unsigned int compute_vmid_bitmap;
@ -137,6 +148,8 @@ struct kgd2kfd_calls {
*
* @hqd_destroy: Destructs and preempts the queue assigned to that hqd slot.
*
* @get_fw_version: Returns FW versions from the header
*
* This structure contains function pointers to services that the kgd driver
* provides to amdkfd driver.
*
@ -176,6 +189,8 @@ struct kfd2kgd_calls {
int (*hqd_destroy)(struct kgd_dev *kgd, uint32_t reset_type,
unsigned int timeout, uint32_t pipe_id,
uint32_t queue_id);
uint16_t (*get_fw_version)(struct kgd_dev *kgd,
enum kgd_engine_type type);
};
bool kgd2kfd_init(unsigned interface_version,

2
drivers/gpu/drm/drm_atomic_helper.c
Просмотреть файл

@ -61,7 +61,7 @@ drm_atomic_helper_plane_changed(struct drm_atomic_state *state,
struct drm_crtc_state *crtc_state;
if (plane->state->crtc) {
crtc_state = state->crtc_states[drm_crtc_index(plane->crtc)];
crtc_state = state->crtc_states[drm_crtc_index(plane->state->crtc)];
if (WARN_ON(!crtc_state))
return;

60
drivers/gpu/drm/drm_irq.c
Просмотреть файл

@ -830,6 +830,8 @@ drm_get_last_vbltimestamp(struct drm_device *dev, int crtc,
* vblank events since the system was booted, including lost events due to
* modesetting activity.
*
* This is the legacy version of drm_crtc_vblank_count().
*
* Returns:
* The software vblank counter.
*/
@ -843,6 +845,25 @@ u32 drm_vblank_count(struct drm_device *dev, int crtc)
}
EXPORT_SYMBOL(drm_vblank_count);
/**
* drm_crtc_vblank_count - retrieve "cooked" vblank counter value
* @crtc: which counter to retrieve
*
* Fetches the "cooked" vblank count value that represents the number of
* vblank events since the system was booted, including lost events due to
* modesetting activity.
*
* This is the native KMS version of drm_vblank_count().
*
* Returns:
* The software vblank counter.
*/
u32 drm_crtc_vblank_count(struct drm_crtc *crtc)
{
return drm_vblank_count(crtc->dev, drm_crtc_index(crtc));
}
EXPORT_SYMBOL(drm_crtc_vblank_count);
/**
* drm_vblank_count_and_time - retrieve "cooked" vblank counter value
* and the system timestamp corresponding to that vblank counter value.
@ -904,6 +925,8 @@ static void send_vblank_event(struct drm_device *dev,
*
* Updates sequence # and timestamp on event, and sends it to userspace.
* Caller must hold event lock.
*
* This is the legacy version of drm_crtc_send_vblank_event().
*/
void drm_send_vblank_event(struct drm_device *dev, int crtc,
struct drm_pending_vblank_event *e)
@ -922,6 +945,23 @@ void drm_send_vblank_event(struct drm_device *dev, int crtc,
}
EXPORT_SYMBOL(drm_send_vblank_event);
/**
* drm_crtc_send_vblank_event - helper to send vblank event after pageflip
* @crtc: the source CRTC of the vblank event
* @e: the event to send
*
* Updates sequence # and timestamp on event, and sends it to userspace.
* Caller must hold event lock.
*
* This is the native KMS version of drm_send_vblank_event().
*/
void drm_crtc_send_vblank_event(struct drm_crtc *crtc,
struct drm_pending_vblank_event *e)
{
drm_send_vblank_event(crtc->dev, drm_crtc_index(crtc), e);
}
EXPORT_SYMBOL(drm_crtc_send_vblank_event);
/**
* drm_vblank_enable - enable the vblank interrupt on a CRTC
* @dev: DRM device
@ -1594,6 +1634,8 @@ static void drm_handle_vblank_events(struct drm_device *dev, int crtc)
*
* Drivers should call this routine in their vblank interrupt handlers to
* update the vblank counter and send any signals that may be pending.
*
* This is the legacy version of drm_crtc_handle_vblank().
*/
bool drm_handle_vblank(struct drm_device *dev, int crtc)
{
@ -1670,3 +1712,21 @@ bool drm_handle_vblank(struct drm_device *dev, int crtc)
return true;
}
EXPORT_SYMBOL(drm_handle_vblank);
/**
* drm_crtc_handle_vblank - handle a vblank event
* @crtc: where this event occurred
*
* Drivers should call this routine in their vblank interrupt handlers to
* update the vblank counter and send any signals that may be pending.
*
* This is the native KMS version of drm_handle_vblank().
*
* Returns:
* True if the event was successfully handled, false on failure.
*/
bool drm_crtc_handle_vblank(struct drm_crtc *crtc)
{
return drm_handle_vblank(crtc->dev, drm_crtc_index(crtc));
}
EXPORT_SYMBOL(drm_crtc_handle_vblank);

6
drivers/gpu/drm/i915/i915_drv.c
Просмотреть файл

@ -811,6 +811,8 @@ int i915_reset(struct drm_device *dev)
if (!i915.reset)
return 0;
intel_reset_gt_powersave(dev);
mutex_lock(&dev->struct_mutex);
i915_gem_reset(dev);
@ -880,7 +882,7 @@ int i915_reset(struct drm_device *dev)
* of re-init after reset.
*/
if (INTEL_INFO(dev)->gen > 5)
intel_reset_gt_powersave(dev);
intel_enable_gt_powersave(dev);
} else {
mutex_unlock(&dev->struct_mutex);
}
@ -1584,7 +1586,7 @@ static struct drm_driver driver = {
.gem_prime_import = i915_gem_prime_import,
.dumb_create = i915_gem_dumb_create,
.dumb_map_offset = i915_gem_dumb_map_offset,
.dumb_map_offset = i915_gem_mmap_gtt,
.dumb_destroy = drm_gem_dumb_destroy,
.ioctls = i915_ioctls,
.fops = &i915_driver_fops,

5
drivers/gpu/drm/i915/i915_drv.h
Просмотреть файл

@ -2501,9 +2501,8 @@ void i915_vma_move_to_active(struct i915_vma *vma,
int i915_gem_dumb_create(struct drm_file *file_priv,
struct drm_device *dev,
struct drm_mode_create_dumb *args);
int i915_gem_dumb_map_offset(struct drm_file *file_priv,
struct drm_device *dev, uint32_t handle,
uint64_t *offset);
int i915_gem_mmap_gtt(struct drm_file *file_priv, struct drm_device *dev,
uint32_t handle, uint64_t *offset);
/**
* Returns true if seq1 is later than seq2.
*/

28
drivers/gpu/drm/i915/i915_gem.c
Просмотреть файл

@ -401,7 +401,6 @@ static int
i915_gem_create(struct drm_file *file,
struct drm_device *dev,
uint64_t size,
bool dumb,
uint32_t *handle_p)
{
struct drm_i915_gem_object *obj;
@ -417,7 +416,6 @@ i915_gem_create(struct drm_file *file,
if (obj == NULL)
return -ENOMEM;
obj->base.dumb = dumb;
ret = drm_gem_handle_create(file, &obj->base, &handle);
/* drop reference from allocate - handle holds it now */
drm_gem_object_unreference_unlocked(&obj->base);
@ -437,7 +435,7 @@ i915_gem_dumb_create(struct drm_file *file,
args->pitch = ALIGN(args->width * DIV_ROUND_UP(args->bpp, 8), 64);
args->size = args->pitch * args->height;
return i915_gem_create(file, dev,
args->size, true, &args->handle);
args->size, &args->handle);
}
/**
@ -450,7 +448,7 @@ i915_gem_create_ioctl(struct drm_device *dev, void *data,
struct drm_i915_gem_create *args = data;
return i915_gem_create(file, dev,
args->size, false, &args->handle);
args->size, &args->handle);
}
static inline int
@ -1840,10 +1838,10 @@ static void i915_gem_object_free_mmap_offset(struct drm_i915_gem_object *obj)
drm_gem_free_mmap_offset(&obj->base);
}
static int
int
i915_gem_mmap_gtt(struct drm_file *file,
struct drm_device *dev,
uint32_t handle, bool dumb,
uint32_t handle,
uint64_t *offset)
{
struct drm_i915_private *dev_priv = dev->dev_private;
@ -1860,13 +1858,6 @@ i915_gem_mmap_gtt(struct drm_file *file,
goto unlock;
}
/*
* We don't allow dumb mmaps on objects created using another
* interface.
*/
WARN_ONCE(dumb && !(obj->base.dumb || obj->base.import_attach),
"Illegal dumb map of accelerated buffer.\n");
if (obj->base.size > dev_priv->gtt.mappable_end) {
ret = -E2BIG;
goto out;
@ -1891,15 +1882,6 @@ unlock:
return ret;
}
int
i915_gem_dumb_map_offset(struct drm_file *file,
struct drm_device *dev,
uint32_t handle,
uint64_t *offset)
{
return i915_gem_mmap_gtt(file, dev, handle, true, offset);
}
/**
* i915_gem_mmap_gtt_ioctl - prepare an object for GTT mmap'ing
* @dev: DRM device
@ -1921,7 +1903,7 @@ i915_gem_mmap_gtt_ioctl(struct drm_device *dev, void *data,
{
struct drm_i915_gem_mmap_gtt *args = data;
return i915_gem_mmap_gtt(file, dev, args->handle, false, &args->offset);
return i915_gem_mmap_gtt(file, dev, args->handle, &args->offset);
}
static inline int

48
drivers/gpu/drm/i915/i915_gem_context.c
Просмотреть файл

@ -473,7 +473,12 @@ mi_set_context(struct intel_engine_cs *ring,
u32 hw_flags)
{
u32 flags = hw_flags | MI_MM_SPACE_GTT;
int ret;
const int num_rings =
/* Use an extended w/a on ivb+ if signalling from other rings */
i915_semaphore_is_enabled(ring->dev) ?
hweight32(INTEL_INFO(ring->dev)->ring_mask) - 1 :
0;
int len, i, ret;
/* w/a: If Flush TLB Invalidation Mode is enabled, driver must do a TLB
* invalidation prior to MI_SET_CONTEXT. On GEN6 we don't set the value
@ -490,15 +495,31 @@ mi_set_context(struct intel_engine_cs *ring,
if (!IS_HASWELL(ring->dev) && INTEL_INFO(ring->dev)->gen < 8)
flags |= (MI_SAVE_EXT_STATE_EN | MI_RESTORE_EXT_STATE_EN);
ret = intel_ring_begin(ring, 6);
len = 4;
if (INTEL_INFO(ring->dev)->gen >= 7)
len += 2 + (num_rings ? 4*num_rings + 2 : 0);
ret = intel_ring_begin(ring, len);
if (ret)
return ret;
/* WaProgramMiArbOnOffAroundMiSetContext:ivb,vlv,hsw,bdw,chv */
if (INTEL_INFO(ring->dev)->gen >= 7)
if (INTEL_INFO(ring->dev)->gen >= 7) {
intel_ring_emit(ring, MI_ARB_ON_OFF | MI_ARB_DISABLE);
else
intel_ring_emit(ring, MI_NOOP);
if (num_rings) {
struct intel_engine_cs *signaller;
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(num_rings));
for_each_ring(signaller, to_i915(ring->dev), i) {
if (signaller == ring)
continue;
intel_ring_emit(ring, RING_PSMI_CTL(signaller->mmio_base));
intel_ring_emit(ring, _MASKED_BIT_ENABLE(GEN6_PSMI_SLEEP_MSG_DISABLE));
}
}
}
intel_ring_emit(ring, MI_NOOP);
intel_ring_emit(ring, MI_SET_CONTEXT);
@ -510,10 +531,21 @@ mi_set_context(struct intel_engine_cs *ring,
*/
intel_ring_emit(ring, MI_NOOP);
if (INTEL_INFO(ring->dev)->gen >= 7)
if (INTEL_INFO(ring->dev)->gen >= 7) {
if (num_rings) {
struct intel_engine_cs *signaller;
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(num_rings));
for_each_ring(signaller, to_i915(ring->dev), i) {
if (signaller == ring)
continue;
intel_ring_emit(ring, RING_PSMI_CTL(signaller->mmio_base));
intel_ring_emit(ring, _MASKED_BIT_DISABLE(GEN6_PSMI_SLEEP_MSG_DISABLE));
}
}
intel_ring_emit(ring, MI_ARB_ON_OFF | MI_ARB_ENABLE);
else
intel_ring_emit(ring, MI_NOOP);
}
intel_ring_advance(ring);

3
drivers/gpu/drm/i915/i915_gem_execbuffer.c
Просмотреть файл

@ -121,9 +121,6 @@ eb_lookup_vmas(struct eb_vmas *eb,
goto err;
}
WARN_ONCE(obj->base.dumb,
"GPU use of dumb buffer is illegal.\n");
drm_gem_object_reference(&obj->base);
list_add_tail(&obj->obj_exec_link, &objects);
}

18
drivers/gpu/drm/i915/i915_irq.c
Просмотреть файл

@ -281,10 +281,14 @@ void gen6_enable_rps_interrupts(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
spin_lock_irq(&dev_priv->irq_lock);
WARN_ON(dev_priv->rps.pm_iir);
WARN_ON(I915_READ(gen6_pm_iir(dev_priv)) & dev_priv->pm_rps_events);
dev_priv->rps.interrupts_enabled = true;
I915_WRITE(gen6_pm_ier(dev_priv), I915_READ(gen6_pm_ier(dev_priv)) |
dev_priv->pm_rps_events);
gen6_enable_pm_irq(dev_priv, dev_priv->pm_rps_events);
spin_unlock_irq(&dev_priv->irq_lock);
}
@ -3307,8 +3311,10 @@ static void gen5_gt_irq_postinstall(struct drm_device *dev)
GEN5_IRQ_INIT(GT, dev_priv->gt_irq_mask, gt_irqs);
if (INTEL_INFO(dev)->gen >= 6) {
pm_irqs |= dev_priv->pm_rps_events;
/*
* RPS interrupts will get enabled/disabled on demand when RPS
* itself is enabled/disabled.
*/
if (HAS_VEBOX(dev))
pm_irqs |= PM_VEBOX_USER_INTERRUPT;
@ -3520,7 +3526,11 @@ static void gen8_gt_irq_postinstall(struct drm_i915_private *dev_priv)
dev_priv->pm_irq_mask = 0xffffffff;
GEN8_IRQ_INIT_NDX(GT, 0, ~gt_interrupts[0], gt_interrupts[0]);
GEN8_IRQ_INIT_NDX(GT, 1, ~gt_interrupts[1], gt_interrupts[1]);
GEN8_IRQ_INIT_NDX(GT, 2, dev_priv->pm_irq_mask, dev_priv->pm_rps_events);
/*
* RPS interrupts will get enabled/disabled on demand when RPS itself
* is enabled/disabled.
*/
GEN8_IRQ_INIT_NDX(GT, 2, dev_priv->pm_irq_mask, 0);
GEN8_IRQ_INIT_NDX(GT, 3, ~gt_interrupts[3], gt_interrupts[3]);
}
@ -3609,7 +3619,7 @@ static void vlv_display_irq_uninstall(struct drm_i915_private *dev_priv)
vlv_display_irq_reset(dev_priv);
dev_priv->irq_mask = 0;
dev_priv->irq_mask = ~0;
}
static void valleyview_irq_uninstall(struct drm_device *dev)

3
drivers/gpu/drm/i915/i915_reg.h
Просмотреть файл

@ -395,6 +395,7 @@
#define PIPE_CONTROL_STORE_DATA_INDEX (1<<21)
#define PIPE_CONTROL_CS_STALL (1<<20)
#define PIPE_CONTROL_TLB_INVALIDATE (1<<18)
#define PIPE_CONTROL_MEDIA_STATE_CLEAR (1<<16)
#define PIPE_CONTROL_QW_WRITE (1<<14)
#define PIPE_CONTROL_POST_SYNC_OP_MASK (3<<14)
#define PIPE_CONTROL_DEPTH_STALL (1<<13)
@ -1128,6 +1129,7 @@ enum punit_power_well {
#define GEN6_VERSYNC (RING_SYNC_1(VEBOX_RING_BASE))
#define GEN6_VEVSYNC (RING_SYNC_2(VEBOX_RING_BASE))
#define GEN6_NOSYNC 0
#define RING_PSMI_CTL(base) ((base)+0x50)
#define RING_MAX_IDLE(base) ((base)+0x54)
#define RING_HWS_PGA(base) ((base)+0x80)
#define RING_HWS_PGA_GEN6(base) ((base)+0x2080)
@ -1458,6 +1460,7 @@ enum punit_power_well {
#define GEN6_BLITTER_FBC_NOTIFY (1<<3)
#define GEN6_RC_SLEEP_PSMI_CONTROL 0x2050
#define GEN6_PSMI_SLEEP_MSG_DISABLE (1 << 0)
#define GEN8_RC_SEMA_IDLE_MSG_DISABLE (1 << 12)
#define GEN8_FF_DOP_CLOCK_GATE_DISABLE (1<<10)

28
drivers/gpu/drm/i915/intel_pm.c
Просмотреть файл

@ -6191,6 +6191,20 @@ void intel_cleanup_gt_powersave(struct drm_device *dev)
valleyview_cleanup_gt_powersave(dev);
}
static void gen6_suspend_rps(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
flush_delayed_work(&dev_priv->rps.delayed_resume_work);
/*
* TODO: disable RPS interrupts on GEN9+ too once RPS support
* is added for it.
*/
if (INTEL_INFO(dev)->gen < 9)
gen6_disable_rps_interrupts(dev);
}
/**
* intel_suspend_gt_powersave - suspend PM work and helper threads
* @dev: drm device
@ -6206,14 +6220,7 @@ void intel_suspend_gt_powersave(struct drm_device *dev)
if (INTEL_INFO(dev)->gen < 6)
return;
flush_delayed_work(&dev_priv->rps.delayed_resume_work);
/*
* TODO: disable RPS interrupts on GEN9+ too once RPS support
* is added for it.
*/
if (INTEL_INFO(dev)->gen < 9)
gen6_disable_rps_interrupts(dev);
gen6_suspend_rps(dev);
/* Force GPU to min freq during suspend */
gen6_rps_idle(dev_priv);
@ -6316,8 +6323,11 @@ void intel_reset_gt_powersave(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
if (INTEL_INFO(dev)->gen < 6)
return;
gen6_suspend_rps(dev);
dev_priv->rps.enabled = false;
intel_enable_gt_powersave(dev);
}
static void ibx_init_clock_gating(struct drm_device *dev)

3
drivers/gpu/drm/i915/intel_ringbuffer.c
Просмотреть файл

@ -362,12 +362,15 @@ gen7_render_ring_flush(struct intel_engine_cs *ring,
flags |= PIPE_CONTROL_VF_CACHE_INVALIDATE;
flags |= PIPE_CONTROL_CONST_CACHE_INVALIDATE;
flags |= PIPE_CONTROL_STATE_CACHE_INVALIDATE;
flags |= PIPE_CONTROL_MEDIA_STATE_CLEAR;
/*
* TLB invalidate requires a post-sync write.
*/
flags |= PIPE_CONTROL_QW_WRITE;
flags |= PIPE_CONTROL_GLOBAL_GTT_IVB;
flags |= PIPE_CONTROL_STALL_AT_SCOREBOARD;
/* Workaround: we must issue a pipe_control with CS-stall bit
* set before a pipe_control command that has the state cache
* invalidate bit set. */

6
drivers/gpu/drm/msm/adreno/adreno_gpu.c
Просмотреть файл

@ -386,9 +386,7 @@ void adreno_gpu_cleanup(struct adreno_gpu *gpu)
msm_gem_put_iova(gpu->memptrs_bo, gpu->base.id);
drm_gem_object_unreference(gpu->memptrs_bo);
}
if (gpu->pm4)
release_firmware(gpu->pm4);
if (gpu->pfp)
release_firmware(gpu->pfp);
release_firmware(gpu->pm4);
release_firmware(gpu->pfp);
msm_gpu_cleanup(&gpu->base);
}

53
drivers/gpu/drm/msm/hdmi/hdmi_connector.c
Просмотреть файл

@ -141,6 +141,15 @@ static int hpd_enable(struct hdmi_connector *hdmi_connector)
uint32_t hpd_ctrl;
int i, ret;
for (i = 0; i < config->hpd_reg_cnt; i++) {
ret = regulator_enable(hdmi->hpd_regs[i]);
if (ret) {
dev_err(dev->dev, "failed to enable hpd regulator: %s (%d)\n",
config->hpd_reg_names[i], ret);
goto fail;
}
}
ret = gpio_config(hdmi, true);
if (ret) {
dev_err(dev->dev, "failed to configure GPIOs: %d\n", ret);
@ -164,15 +173,6 @@ static int hpd_enable(struct hdmi_connector *hdmi_connector)
}
}
for (i = 0; i < config->hpd_reg_cnt; i++) {
ret = regulator_enable(hdmi->hpd_regs[i]);
if (ret) {
dev_err(dev->dev, "failed to enable hpd regulator: %s (%d)\n",
config->hpd_reg_names[i], ret);
goto fail;
}
}
hdmi_set_mode(hdmi, false);
phy->funcs->reset(phy);
hdmi_set_mode(hdmi, true);
@ -200,7 +200,7 @@ fail:
return ret;
}
static int hdp_disable(struct hdmi_connector *hdmi_connector)
static void hdp_disable(struct hdmi_connector *hdmi_connector)
{
struct hdmi *hdmi = hdmi_connector->hdmi;
const struct hdmi_platform_config *config = hdmi->config;
@ -212,28 +212,19 @@ static int hdp_disable(struct hdmi_connector *hdmi_connector)
hdmi_set_mode(hdmi, false);
for (i = 0; i < config->hpd_reg_cnt; i++) {
ret = regulator_disable(hdmi->hpd_regs[i]);
if (ret) {
dev_err(dev->dev, "failed to disable hpd regulator: %s (%d)\n",
config->hpd_reg_names[i], ret);
goto fail;
}
}
for (i = 0; i < config->hpd_clk_cnt; i++)
clk_disable_unprepare(hdmi->hpd_clks[i]);
ret = gpio_config(hdmi, false);
if (ret) {
dev_err(dev->dev, "failed to unconfigure GPIOs: %d\n", ret);
goto fail;
if (ret)
dev_warn(dev->dev, "failed to unconfigure GPIOs: %d\n", ret);
for (i = 0; i < config->hpd_reg_cnt; i++) {
ret = regulator_disable(hdmi->hpd_regs[i]);
if (ret)
dev_warn(dev->dev, "failed to disable hpd regulator: %s (%d)\n",
config->hpd_reg_names[i], ret);
}
return 0;
fail:
return ret;
}
static void
@ -260,11 +251,11 @@ void hdmi_connector_irq(struct drm_connector *connector)
(hpd_int_status & HDMI_HPD_INT_STATUS_INT)) {
bool detected = !!(hpd_int_status & HDMI_HPD_INT_STATUS_CABLE_DETECTED);
DBG("status=%04x, ctrl=%04x", hpd_int_status, hpd_int_ctrl);
/* ack the irq: */
/* ack & disable (temporarily) HPD events: */
hdmi_write(hdmi, REG_HDMI_HPD_INT_CTRL,
hpd_int_ctrl | HDMI_HPD_INT_CTRL_INT_ACK);
HDMI_HPD_INT_CTRL_INT_ACK);
DBG("status=%04x, ctrl=%04x", hpd_int_status, hpd_int_ctrl);
/* detect disconnect if we are connected or visa versa: */
hpd_int_ctrl = HDMI_HPD_INT_CTRL_INT_EN;

11
drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c
Просмотреть файл

@ -331,17 +331,8 @@ static int mdp4_crtc_atomic_check(struct drm_crtc *crtc,
struct drm_crtc_state *state)
{
struct mdp4_crtc *mdp4_crtc = to_mdp4_crtc(crtc);
struct drm_device *dev = crtc->dev;
DBG("%s: check", mdp4_crtc->name);
if (mdp4_crtc->event) {
dev_err(dev->dev, "already pending flip!\n");
return -EBUSY;
}
// TODO anything else to check?
return 0;
}
@ -357,7 +348,7 @@ static void mdp4_crtc_atomic_flush(struct drm_crtc *crtc)
struct drm_device *dev = crtc->dev;
unsigned long flags;
DBG("%s: flush", mdp4_crtc->name);
DBG("%s: event: %p", mdp4_crtc->name, crtc->state->event);
WARN_ON(mdp4_crtc->event);

12
drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c
Просмотреть файл

@ -303,11 +303,6 @@ static int mdp5_crtc_atomic_check(struct drm_crtc *crtc,
DBG("%s: check", mdp5_crtc->name);
if (mdp5_crtc->event) {
dev_err(dev->dev, "already pending flip!\n");
return -EBUSY;
}
/* request a free CTL, if none is already allocated for this CRTC */
if (state->enable && !mdp5_crtc->ctl) {
mdp5_crtc->ctl = mdp5_ctlm_request(mdp5_kms->ctlm, crtc);
@ -364,7 +359,7 @@ static void mdp5_crtc_atomic_flush(struct drm_crtc *crtc)
struct drm_device *dev = crtc->dev;
unsigned long flags;
DBG("%s: flush", mdp5_crtc->name);
DBG("%s: event: %p", mdp5_crtc->name, crtc->state->event);
WARN_ON(mdp5_crtc->event);
@ -460,10 +455,7 @@ void mdp5_crtc_set_intf(struct drm_crtc *crtc, int intf,
/* now that we know what irq's we want: */
mdp5_crtc->err.irqmask = intf2err(intf);
mdp5_crtc->vblank.irqmask = intf2vblank(intf);
/* when called from modeset_init(), skip the rest until later: */
if (!mdp5_kms)
return;
mdp_irq_update(&mdp5_kms->base);
spin_lock_irqsave(&mdp5_kms->resource_lock, flags);
intf_sel = mdp5_read(mdp5_kms, REG_MDP5_DISP_INTF_SEL);

12
drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c
Просмотреть файл

@ -216,17 +216,7 @@ static int modeset_init(struct mdp5_kms *mdp5_kms)
goto fail;
}
/* NOTE: the vsync and error irq's are actually associated with
* the INTF/encoder.. the easiest way to deal with this (ie. what
* we do now) is assume a fixed relationship between crtc's and
* encoders. I'm not sure if there is ever a need to more freely
* assign crtcs to encoders, but if there is then we need to take
* care of error and vblank irq's that the crtc has registered,
* and also update user-requested vblank_mask.
*/
encoder->possible_crtcs = BIT(0);
mdp5_crtc_set_intf(priv->crtcs[0], 3, INTF_HDMI);
encoder->possible_crtcs = (1 << priv->num_crtcs) - 1;;
priv->encoders[priv->num_encoders++] = encoder;
/* Construct bridge/connector for HDMI: */

9
drivers/gpu/drm/msm/mdp/mdp_kms.c
Просмотреть файл

@ -42,7 +42,10 @@ static void update_irq(struct mdp_kms *mdp_kms)
mdp_kms->funcs->set_irqmask(mdp_kms, irqmask);
}
static void update_irq_unlocked(struct mdp_kms *mdp_kms)
/* if an mdp_irq's irqmask has changed, such as when mdp5 crtc<->encoder
* link changes, this must be called to figure out the new global irqmask
*/
void mdp_irq_update(struct mdp_kms *mdp_kms)
{
unsigned long flags;
spin_lock_irqsave(&list_lock, flags);
@ -122,7 +125,7 @@ void mdp_irq_register(struct mdp_kms *mdp_kms, struct mdp_irq *irq)
spin_unlock_irqrestore(&list_lock, flags);
if (needs_update)
update_irq_unlocked(mdp_kms);
mdp_irq_update(mdp_kms);
}
void mdp_irq_unregister(struct mdp_kms *mdp_kms, struct mdp_irq *irq)
@ -141,5 +144,5 @@ void mdp_irq_unregister(struct mdp_kms *mdp_kms, struct mdp_irq *irq)
spin_unlock_irqrestore(&list_lock, flags);
if (needs_update)
update_irq_unlocked(mdp_kms);
mdp_irq_update(mdp_kms);
}

2
drivers/gpu/drm/msm/mdp/mdp_kms.h
Просмотреть файл

@ -75,7 +75,7 @@ void mdp_update_vblank_mask(struct mdp_kms *mdp_kms, uint32_t mask, bool enable)
void mdp_irq_wait(struct mdp_kms *mdp_kms, uint32_t irqmask);
void mdp_irq_register(struct mdp_kms *mdp_kms, struct mdp_irq *irq);
void mdp_irq_unregister(struct mdp_kms *mdp_kms, struct mdp_irq *irq);
void mdp_irq_update(struct mdp_kms *mdp_kms);
/*
* pixel format helpers:

69
drivers/gpu/drm/msm/msm_atomic.c
Просмотреть файл

@ -23,10 +23,41 @@ struct msm_commit {
struct drm_atomic_state *state;
uint32_t fence;
struct msm_fence_cb fence_cb;
uint32_t crtc_mask;
};
static void fence_cb(struct msm_fence_cb *cb);
/* block until specified crtcs are no longer pending update, and
* atomically mark them as pending update
*/
static int start_atomic(struct msm_drm_private *priv, uint32_t crtc_mask)
{
int ret;
spin_lock(&priv->pending_crtcs_event.lock);
ret = wait_event_interruptible_locked(priv->pending_crtcs_event,
!(priv->pending_crtcs & crtc_mask));
if (ret == 0) {
DBG("start: %08x", crtc_mask);
priv->pending_crtcs |= crtc_mask;
}
spin_unlock(&priv->pending_crtcs_event.lock);
return ret;
}
/* clear specified crtcs (no longer pending update)
*/
static void end_atomic(struct msm_drm_private *priv, uint32_t crtc_mask)
{
spin_lock(&priv->pending_crtcs_event.lock);
DBG("end: %08x", crtc_mask);
priv->pending_crtcs &= ~crtc_mask;
wake_up_all_locked(&priv->pending_crtcs_event);
spin_unlock(&priv->pending_crtcs_event.lock);
}
static struct msm_commit *new_commit(struct drm_atomic_state *state)
{
struct msm_commit *c = kzalloc(sizeof(*c), GFP_KERNEL);
@ -58,12 +89,27 @@ static void complete_commit(struct msm_commit *c)
drm_atomic_helper_commit_post_planes(dev, state);
/* NOTE: _wait_for_vblanks() only waits for vblank on
* enabled CRTCs. So we end up faulting when disabling
* due to (potentially) unref'ing the outgoing fb's
* before the vblank when the disable has latched.
*
* But if it did wait on disabled (or newly disabled)
* CRTCs, that would be racy (ie. we could have missed
* the irq. We need some way to poll for pipe shut
* down. Or just live with occasionally hitting the
* timeout in the CRTC disable path (which really should
* not be critical path)
*/
drm_atomic_helper_wait_for_vblanks(dev, state);
drm_atomic_helper_cleanup_planes(dev, state);
drm_atomic_state_free(state);
end_atomic(dev->dev_private, c->crtc_mask);
kfree(c);
}
@ -97,8 +143,9 @@ static void add_fb(struct msm_commit *c, struct drm_framebuffer *fb)
int msm_atomic_commit(struct drm_device *dev,
struct drm_atomic_state *state, bool async)
{
struct msm_commit *c;
int nplanes = dev->mode_config.num_total_plane;
int ncrtcs = dev->mode_config.num_crtc;
struct msm_commit *c;
int i, ret;
ret = drm_atomic_helper_prepare_planes(dev, state);
@ -106,6 +153,18 @@ int msm_atomic_commit(struct drm_device *dev,
return ret;
c = new_commit(state);
if (!c)
return -ENOMEM;
/*
* Figure out what crtcs we have:
*/
for (i = 0; i < ncrtcs; i++) {
struct drm_crtc *crtc = state->crtcs[i];
if (!crtc)
continue;
c->crtc_mask |= (1 << drm_crtc_index(crtc));
}
/*
* Figure out what fence to wait for:
@ -121,6 +180,14 @@ int msm_atomic_commit(struct drm_device *dev,
add_fb(c, new_state->fb);
}
/*
* Wait for pending updates on any of the same crtc's and then
* mark our set of crtc's as busy:
*/
ret = start_atomic(dev->dev_private, c->crtc_mask);
if (ret)
return ret;
/*
* This is the point of no return - everything below never fails except
* when the hw goes bonghits. Which means we can commit the new state on

1
drivers/gpu/drm/msm/msm_drv.c
Просмотреть файл

@ -193,6 +193,7 @@ static int msm_load(struct drm_device *dev, unsigned long flags)
priv->wq = alloc_ordered_workqueue("msm", 0);
init_waitqueue_head(&priv->fence_event);
init_waitqueue_head(&priv->pending_crtcs_event);
INIT_LIST_HEAD(&priv->inactive_list);
INIT_LIST_HEAD(&priv->fence_cbs);

4
drivers/gpu/drm/msm/msm_drv.h
Просмотреть файл

@ -96,6 +96,10 @@ struct msm_drm_private {
/* callbacks deferred until bo is inactive: */
struct list_head fence_cbs;
/* crtcs pending async atomic updates: */
uint32_t pending_crtcs;
wait_queue_head_t pending_crtcs_event;
/* registered MMUs: */
unsigned int num_mmus;
struct msm_mmu *mmus[NUM_DOMAINS];

3
drivers/gpu/drm/msm/msm_fbdev.c
Просмотреть файл

@ -190,8 +190,7 @@ fail_unlock:
fail:
if (ret) {
if (fbi)
framebuffer_release(fbi);
framebuffer_release(fbi);
if (fb) {
drm_framebuffer_unregister_private(fb);
drm_framebuffer_remove(fb);

3
drivers/gpu/drm/msm/msm_gem.c
Просмотреть файл

@ -535,8 +535,7 @@ void msm_gem_free_object(struct drm_gem_object *obj)
drm_free_large(msm_obj->pages);
} else {
if (msm_obj->vaddr)
vunmap(msm_obj->vaddr);
vunmap(msm_obj->vaddr);
put_pages(obj);
}

9
drivers/gpu/drm/nouveau/nouveau_display.c
Просмотреть файл

@ -876,7 +876,6 @@ nouveau_display_dumb_create(struct drm_file *file_priv, struct drm_device *dev,
if (ret)
return ret;
bo->gem.dumb = true;
ret = drm_gem_handle_create(file_priv, &bo->gem, &args->handle);
drm_gem_object_unreference_unlocked(&bo->gem);
return ret;
@ -892,14 +891,6 @@ nouveau_display_dumb_map_offset(struct drm_file *file_priv,
gem = drm_gem_object_lookup(dev, file_priv, handle);
if (gem) {
struct nouveau_bo *bo = nouveau_gem_object(gem);
/*
* We don't allow dumb mmaps on objects created using another
* interface.
*/
WARN_ONCE(!(gem->dumb || gem->import_attach),
"Illegal dumb map of accelerated buffer.\n");
*poffset = drm_vma_node_offset_addr(&bo->bo.vma_node);
drm_gem_object_unreference_unlocked(gem);
return 0;

3
drivers/gpu/drm/nouveau/nouveau_gem.c
Просмотреть файл

@ -444,9 +444,6 @@ validate_list(struct nouveau_channel *chan, struct nouveau_cli *cli,
list_for_each_entry(nvbo, list, entry) {
struct drm_nouveau_gem_pushbuf_bo *b = &pbbo[nvbo->pbbo_index];
WARN_ONCE(nvbo->gem.dumb,
"GPU use of dumb buffer is illegal.\n");
ret = nouveau_gem_set_domain(&nvbo->gem, b->read_domains,
b->write_domains,
b->valid_domains);

3
drivers/gpu/drm/nouveau/nouveau_ttm.c
Просмотреть файл

@ -28,6 +28,7 @@
#include "nouveau_ttm.h"
#include "nouveau_gem.h"
#include "drm_legacy.h"
static int
nouveau_vram_manager_init(struct ttm_mem_type_manager *man, unsigned long psize)
{
@ -281,7 +282,7 @@ nouveau_ttm_mmap(struct file *filp, struct vm_area_struct *vma)
struct nouveau_drm *drm = nouveau_drm(file_priv->minor->dev);
if (unlikely(vma->vm_pgoff < DRM_FILE_PAGE_OFFSET))
return -EINVAL;
return drm_legacy_mmap(filp, vma);
return ttm_bo_mmap(filp, vma, &drm->ttm.bdev);
}

26
drivers/gpu/drm/radeon/radeon_gem.c
Просмотреть файл

@ -394,10 +394,9 @@ int radeon_gem_set_domain_ioctl(struct drm_device *dev, void *data,
return r;
}
static int radeon_mode_mmap(struct drm_file *filp,
struct drm_device *dev,
uint32_t handle, bool dumb,
uint64_t *offset_p)
int radeon_mode_dumb_mmap(struct drm_file *filp,
struct drm_device *dev,
uint32_t handle, uint64_t *offset_p)
{
struct drm_gem_object *gobj;
struct radeon_bo *robj;
@ -406,14 +405,6 @@ static int radeon_mode_mmap(struct drm_file *filp,
if (gobj == NULL) {
return -ENOENT;
}
/*
* We don't allow dumb mmaps on objects created using another
* interface.
*/
WARN_ONCE(dumb && !(gobj->dumb || gobj->import_attach),
"Illegal dumb map of GPU buffer.\n");
robj = gem_to_radeon_bo(gobj);
if (radeon_ttm_tt_has_userptr(robj->tbo.ttm)) {
drm_gem_object_unreference_unlocked(gobj);
@ -424,20 +415,12 @@ static int radeon_mode_mmap(struct drm_file *filp,
return 0;
}
int radeon_mode_dumb_mmap(struct drm_file *filp,
struct drm_device *dev,
uint32_t handle, uint64_t *offset_p)
{
return radeon_mode_mmap(filp, dev, handle, true, offset_p);
}
int radeon_gem_mmap_ioctl(struct drm_device *dev, void *data,
struct drm_file *filp)
{
struct drm_radeon_gem_mmap *args = data;
return radeon_mode_mmap(filp, dev, args->handle, false,
&args->addr_ptr);
return radeon_mode_dumb_mmap(filp, dev, args->handle, &args->addr_ptr);
}
int radeon_gem_busy_ioctl(struct drm_device *dev, void *data,
@ -763,7 +746,6 @@ int radeon_mode_dumb_create(struct drm_file *file_priv,
return -ENOMEM;
r = drm_gem_handle_create(file_priv, gobj, &handle);
gobj->dumb = true;
/* drop reference from allocate - handle holds it now */
drm_gem_object_unreference_unlocked(gobj);
if (r) {

53
drivers/gpu/drm/radeon/radeon_kfd.c
Просмотреть файл

@ -28,6 +28,8 @@
#include "cikd.h"
#include "cik_reg.h"
#include "radeon_kfd.h"
#include "radeon_ucode.h"
#include <linux/firmware.h>
#define CIK_PIPE_PER_MEC (4)
@ -49,6 +51,7 @@ static uint64_t get_vmem_size(struct kgd_dev *kgd);
static uint64_t get_gpu_clock_counter(struct kgd_dev *kgd);
static uint32_t get_max_engine_clock_in_mhz(struct kgd_dev *kgd);
static uint16_t get_fw_version(struct kgd_dev *kgd, enum kgd_engine_type type);
/*
* Register access functions
@ -91,6 +94,7 @@ static const struct kfd2kgd_calls kfd2kgd = {
.hqd_load = kgd_hqd_load,
.hqd_is_occupies = kgd_hqd_is_occupies,
.hqd_destroy = kgd_hqd_destroy,
.get_fw_version = get_fw_version
};
static const struct kgd2kfd_calls *kgd2kfd;
@ -561,3 +565,52 @@ static int kgd_hqd_destroy(struct kgd_dev *kgd, uint32_t reset_type,
release_queue(kgd);
return 0;
}
static uint16_t get_fw_version(struct kgd_dev *kgd, enum kgd_engine_type type)
{
struct radeon_device *rdev = (struct radeon_device *) kgd;
const union radeon_firmware_header *hdr;
BUG_ON(kgd == NULL || rdev->mec_fw == NULL);
switch (type) {
case KGD_ENGINE_PFP:
hdr = (const union radeon_firmware_header *) rdev->pfp_fw->data;
break;
case KGD_ENGINE_ME:
hdr = (const union radeon_firmware_header *) rdev->me_fw->data;
break;
case KGD_ENGINE_CE:
hdr = (const union radeon_firmware_header *) rdev->ce_fw->data;
break;
case KGD_ENGINE_MEC1:
hdr = (const union radeon_firmware_header *) rdev->mec_fw->data;
break;
case KGD_ENGINE_MEC2:
hdr = (const union radeon_firmware_header *)
rdev->mec2_fw->data;
break;
case KGD_ENGINE_RLC:
hdr = (const union radeon_firmware_header *) rdev->rlc_fw->data;
break;
case KGD_ENGINE_SDMA:
hdr = (const union radeon_firmware_header *)
rdev->sdma_fw->data;
break;
default:
return 0;
}
if (hdr == NULL)
return 0;
/* Only 12 bit in use*/
return hdr->common.ucode_version;
}

3
drivers/gpu/drm/radeon/radeon_object.c
Просмотреть файл

@ -529,9 +529,6 @@ int radeon_bo_list_validate(struct radeon_device *rdev,
u32 current_domain =
radeon_mem_type_to_domain(bo->tbo.mem.mem_type);
WARN_ONCE(bo->gem_base.dumb,
"GPU use of dumb buffer is illegal.\n");
/* Check if this buffer will be moved and don't move it
* if we have moved too many buffers for this IB already.
*

48
drivers/gpu/drm/tegra/dc.c
Просмотреть файл

@ -168,7 +168,7 @@ static int tegra_dc_setup_window(struct tegra_dc *dc, unsigned int index,
const struct tegra_dc_window *window)
{
unsigned h_offset, v_offset, h_size, v_size, h_dda, v_dda, bpp;
unsigned long value;
unsigned long value, flags;
bool yuv, planar;
/*
@ -181,6 +181,8 @@ static int tegra_dc_setup_window(struct tegra_dc *dc, unsigned int index,
else
bpp = planar ? 1 : 2;
spin_lock_irqsave(&dc->lock, flags);
value = WINDOW_A_SELECT << index;
tegra_dc_writel(dc, value, DC_CMD_DISPLAY_WINDOW_HEADER);
@ -273,6 +275,7 @@ static int tegra_dc_setup_window(struct tegra_dc *dc, unsigned int index,
case TEGRA_BO_TILING_MODE_BLOCK:
DRM_ERROR("hardware doesn't support block linear mode\n");
spin_unlock_irqrestore(&dc->lock, flags);
return -EINVAL;
}
@ -331,6 +334,8 @@ static int tegra_dc_setup_window(struct tegra_dc *dc, unsigned int index,
tegra_dc_window_commit(dc, index);
spin_unlock_irqrestore(&dc->lock, flags);
return 0;
}
@ -338,11 +343,14 @@ static int tegra_window_plane_disable(struct drm_plane *plane)
{
struct tegra_dc *dc = to_tegra_dc(plane->crtc);
struct tegra_plane *p = to_tegra_plane(plane);
unsigned long flags;
u32 value;
if (!plane->crtc)
return 0;
spin_lock_irqsave(&dc->lock, flags);
value = WINDOW_A_SELECT << p->index;
tegra_dc_writel(dc, value, DC_CMD_DISPLAY_WINDOW_HEADER);
@ -352,6 +360,8 @@ static int tegra_window_plane_disable(struct drm_plane *plane)
tegra_dc_window_commit(dc, p->index);
spin_unlock_irqrestore(&dc->lock, flags);
return 0;
}
@ -699,14 +709,16 @@ static int tegra_dc_set_base(struct tegra_dc *dc, int x, int y,
struct tegra_bo *bo = tegra_fb_get_plane(fb, 0);
unsigned int h_offset = 0, v_offset = 0;
struct tegra_bo_tiling tiling;
unsigned long value, flags;
unsigned int format, swap;
unsigned long value;
int err;
err = tegra_fb_get_tiling(fb, &tiling);
if (err < 0)
return err;
spin_lock_irqsave(&dc->lock, flags);
tegra_dc_writel(dc, WINDOW_A_SELECT, DC_CMD_DISPLAY_WINDOW_HEADER);
value = fb->offsets[0] + y * fb->pitches[0] +
@ -752,6 +764,7 @@ static int tegra_dc_set_base(struct tegra_dc *dc, int x, int y,
case TEGRA_BO_TILING_MODE_BLOCK:
DRM_ERROR("hardware doesn't support block linear mode\n");
spin_unlock_irqrestore(&dc->lock, flags);
return -EINVAL;
}
@ -778,6 +791,8 @@ static int tegra_dc_set_base(struct tegra_dc *dc, int x, int y,
tegra_dc_writel(dc, value << 8, DC_CMD_STATE_CONTROL);
tegra_dc_writel(dc, value, DC_CMD_STATE_CONTROL);
spin_unlock_irqrestore(&dc->lock, flags);
return 0;
}
@ -814,23 +829,32 @@ static void tegra_dc_finish_page_flip(struct tegra_dc *dc)
unsigned long flags, base;
struct tegra_bo *bo;
if (!dc->event)
spin_lock_irqsave(&drm->event_lock, flags);
if (!dc->event) {
spin_unlock_irqrestore(&drm->event_lock, flags);
return;
}
bo = tegra_fb_get_plane(crtc->primary->fb, 0);
spin_lock_irqsave(&dc->lock, flags);
/* check if new start address has been latched */
tegra_dc_writel(dc, WINDOW_A_SELECT, DC_CMD_DISPLAY_WINDOW_HEADER);
tegra_dc_writel(dc, READ_MUX, DC_CMD_STATE_ACCESS);
base = tegra_dc_readl(dc, DC_WINBUF_START_ADDR);
tegra_dc_writel(dc, 0, DC_CMD_STATE_ACCESS);
spin_unlock_irqrestore(&dc->lock, flags);
if (base == bo->paddr + crtc->primary->fb->offsets[0]) {
spin_lock_irqsave(&drm->event_lock, flags);
drm_send_vblank_event(drm, dc->pipe, dc->event);
drm_vblank_put(drm, dc->pipe);
drm_crtc_send_vblank_event(crtc, dc->event);
drm_crtc_vblank_put(crtc);
dc->event = NULL;
spin_unlock_irqrestore(&drm->event_lock, flags);
}
spin_unlock_irqrestore(&drm->event_lock, flags);
}
void tegra_dc_cancel_page_flip(struct drm_crtc *crtc, struct drm_file *file)
@ -843,7 +867,7 @@ void tegra_dc_cancel_page_flip(struct drm_crtc *crtc, struct drm_file *file)
if (dc->event && dc->event->base.file_priv == file) {
dc->event->base.destroy(&dc->event->base);
drm_vblank_put(drm, dc->pipe);
drm_crtc_vblank_put(crtc);
dc->event = NULL;
}
@ -853,16 +877,16 @@ void tegra_dc_cancel_page_flip(struct drm_crtc *crtc, struct drm_file *file)
static int tegra_dc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
struct drm_pending_vblank_event *event, uint32_t page_flip_flags)
{
unsigned int pipe = drm_crtc_index(crtc);
struct tegra_dc *dc = to_tegra_dc(crtc);
struct drm_device *drm = crtc->dev;
if (dc->event)
return -EBUSY;
if (event) {
event->pipe = dc->pipe;
event->pipe = pipe;
dc->event = event;
drm_vblank_get(drm, dc->pipe);
drm_crtc_vblank_get(crtc);
}
tegra_dc_set_base(dc, 0, 0, fb);
@ -1127,7 +1151,7 @@ static irqreturn_t tegra_dc_irq(int irq, void *data)
/*
dev_dbg(dc->dev, "%s(): vertical blank\n", __func__);
*/
drm_handle_vblank(dc->base.dev, dc->pipe);
drm_crtc_handle_vblank(&dc->base);
tegra_dc_finish_page_flip(dc);
}

16
drivers/gpu/drm/tegra/drm.c
Просмотреть файл

@ -694,24 +694,28 @@ static const struct file_operations tegra_drm_fops = {
.llseek = noop_llseek,
};
static struct drm_crtc *tegra_crtc_from_pipe(struct drm_device *drm, int pipe)
static struct drm_crtc *tegra_crtc_from_pipe(struct drm_device *drm,
unsigned int pipe)
{
struct drm_crtc *crtc;
list_for_each_entry(crtc, &drm->mode_config.crtc_list, head) {
struct tegra_dc *dc = to_tegra_dc(crtc);
if (dc->pipe == pipe)
if (pipe == drm_crtc_index(crtc))
return crtc;
}
return NULL;
}
static u32 tegra_drm_get_vblank_counter(struct drm_device *dev, int crtc)
static u32 tegra_drm_get_vblank_counter(struct drm_device *drm, int pipe)
{
struct drm_crtc *crtc = tegra_crtc_from_pipe(drm, pipe);
if (!crtc)
return 0;
/* TODO: implement real hardware counter using syncpoints */
return drm_vblank_count(dev, crtc);
return drm_crtc_vblank_count(crtc);
}
static int tegra_drm_enable_vblank(struct drm_device *drm, int pipe)

50
drivers/gpu/drm/tegra/gem.c
Просмотреть файл

@ -216,32 +216,58 @@ static void tegra_bo_free(struct drm_device *drm, struct tegra_bo *bo)
}
}
static int tegra_bo_get_pages(struct drm_device *drm, struct tegra_bo *bo,
size_t size)
static int tegra_bo_get_pages(struct drm_device *drm, struct tegra_bo *bo)
{
struct scatterlist *s;
struct sg_table *sgt;
unsigned int i;
bo->pages = drm_gem_get_pages(&bo->gem);
if (IS_ERR(bo->pages))
return PTR_ERR(bo->pages);
bo->num_pages = size >> PAGE_SHIFT;
bo->num_pages = bo->gem.size >> PAGE_SHIFT;
bo->sgt = drm_prime_pages_to_sg(bo->pages, bo->num_pages);
if (IS_ERR(bo->sgt)) {
drm_gem_put_pages(&bo->gem, bo->pages, false, false);
return PTR_ERR(bo->sgt);
sgt = drm_prime_pages_to_sg(bo->pages, bo->num_pages);
if (IS_ERR(sgt))
goto put_pages;
/*
* Fake up the SG table so that dma_map_sg() can be used to flush the
* pages associated with it. Note that this relies on the fact that
* the DMA API doesn't hook into IOMMU on Tegra, therefore mapping is
* only cache maintenance.
*
* TODO: Replace this by drm_clflash_sg() once it can be implemented
* without relying on symbols that are not exported.
*/
for_each_sg(sgt->sgl, s, sgt->nents, i)
sg_dma_address(s) = sg_phys(s);
if (dma_map_sg(drm->dev, sgt->sgl, sgt->nents, DMA_TO_DEVICE) == 0) {
sgt = ERR_PTR(-ENOMEM);
goto release_sgt;
}
bo->sgt = sgt;
return 0;
release_sgt:
sg_free_table(sgt);
kfree(sgt);
put_pages:
drm_gem_put_pages(&bo->gem, bo->pages, false, false);
return PTR_ERR(sgt);
}
static int tegra_bo_alloc(struct drm_device *drm, struct tegra_bo *bo,
size_t size)
static int tegra_bo_alloc(struct drm_device *drm, struct tegra_bo *bo)
{
struct tegra_drm *tegra = drm->dev_private;
int err;
if (tegra->domain) {
err = tegra_bo_get_pages(drm, bo, size);
err = tegra_bo_get_pages(drm, bo);
if (err < 0)
return err;
@ -251,6 +277,8 @@ static int tegra_bo_alloc(struct drm_device *drm, struct tegra_bo *bo,
return err;
}
} else {
size_t size = bo->gem.size;
bo->vaddr = dma_alloc_writecombine(drm->dev, size, &bo->paddr,
GFP_KERNEL | __GFP_NOWARN);
if (!bo->vaddr) {
@ -274,7 +302,7 @@ struct tegra_bo *tegra_bo_create(struct drm_device *drm, size_t size,
if (IS_ERR(bo))
return bo;
err = tegra_bo_alloc(drm, bo, size);
err = tegra_bo_alloc(drm, bo);
if (err < 0)
goto release;

2
drivers/staging/lustre/lustre/llite/namei.c
Просмотреть файл

@ -264,7 +264,7 @@ int ll_md_blocking_ast(struct ldlm_lock *lock, struct ldlm_lock_desc *desc,
if ((bits & (MDS_INODELOCK_LOOKUP | MDS_INODELOCK_PERM)) &&
inode->i_sb->s_root != NULL &&
is_root_inode(inode))
!is_root_inode(inode))
ll_invalidate_aliases(inode);
iput(inode);

16
drivers/usb/serial/console.c
Просмотреть файл

@ -46,6 +46,8 @@ static struct console usbcons;
* ------------------------------------------------------------
*/
static const struct tty_operations usb_console_fake_tty_ops = {
};
/*
* The parsing of the command line works exactly like the
@ -137,13 +139,17 @@ static int usb_console_setup(struct console *co, char *options)
goto reset_open_count;
}
kref_init(&tty->kref);
tty_port_tty_set(&port->port, tty);
tty->driver = usb_serial_tty_driver;
tty->index = co->index;
init_ldsem(&tty->ldisc_sem);
INIT_LIST_HEAD(&tty->tty_files);
kref_get(&tty->driver->kref);
tty->ops = &usb_console_fake_tty_ops;
if (tty_init_termios(tty)) {
retval = -ENOMEM;
goto free_tty;
goto put_tty;
}
tty_port_tty_set(&port->port, tty);
}
/* only call the device specific open if this
@ -161,7 +167,7 @@ static int usb_console_setup(struct console *co, char *options)
serial->type->set_termios(tty, port, &dummy);
tty_port_tty_set(&port->port, NULL);
kfree(tty);
tty_kref_put(tty);
}
set_bit(ASYNCB_INITIALIZED, &port->port.flags);
}
@ -177,8 +183,8 @@ static int usb_console_setup(struct console *co, char *options)
fail:
tty_port_tty_set(&port->port, NULL);
free_tty:
kfree(tty);
put_tty:
tty_kref_put(tty);
reset_open_count:
port->port.count = 0;
usb_autopm_put_interface(serial->interface);

4
drivers/usb/serial/cp210x.c
Просмотреть файл

@ -120,10 +120,12 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0x85F8) }, /* Virtenio Preon32 */
{ USB_DEVICE(0x10C4, 0x8664) }, /* AC-Services CAN-IF */
{ USB_DEVICE(0x10C4, 0x8665) }, /* AC-Services OBD-IF */
{ USB_DEVICE(0x10C4, 0x8875) }, /* CEL MeshConnect USB Stick */
{ USB_DEVICE(0x10C4, 0x8856) }, /* CEL EM357 ZigBee USB Stick - LR */
{ USB_DEVICE(0x10C4, 0x8857) }, /* CEL EM357 ZigBee USB Stick */
{ USB_DEVICE(0x10C4, 0x88A4) }, /* MMB Networks ZigBee USB Device */
{ USB_DEVICE(0x10C4, 0x88A5) }, /* Planet Innovation Ingeni ZigBee USB Device */
{ USB_DEVICE(0x10C4, 0x8946) }, /* Ketra N1 Wireless Interface */
{ USB_DEVICE(0x10C4, 0x8977) }, /* CEL MeshWorks DevKit Device */
{ USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
{ USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */
{ USB_DEVICE(0x10C4, 0xEA70) }, /* Silicon Labs factory default */

4
drivers/usb/serial/generic.c
Просмотреть файл

@ -286,7 +286,7 @@ static int usb_serial_generic_submit_read_urb(struct usb_serial_port *port,
res = usb_submit_urb(port->read_urbs[index], mem_flags);
if (res) {
if (res != -EPERM) {
if (res != -EPERM && res != -ENODEV) {
dev_err(&port->dev,
"%s - usb_submit_urb failed: %d\n",
__func__, res);
@ -373,7 +373,7 @@ void usb_serial_generic_read_bulk_callback(struct urb *urb)
__func__, urb->status);
return;
default:
dev_err(&port->dev, "%s - nonzero urb status: %d\n",
dev_dbg(&port->dev, "%s - nonzero urb status: %d\n",
__func__, urb->status);
goto resubmit;
}

20
drivers/usb/serial/keyspan.c
Просмотреть файл

@ -410,6 +410,8 @@ static void usa26_instat_callback(struct urb *urb)
}
port = serial->port[msg->port];
p_priv = usb_get_serial_port_data(port);
if (!p_priv)
goto resubmit;
/* Update handshaking pin state information */
old_dcd_state = p_priv->dcd_state;
@ -420,7 +422,7 @@ static void usa26_instat_callback(struct urb *urb)
if (old_dcd_state != p_priv->dcd_state)
tty_port_tty_hangup(&port->port, true);
resubmit:
/* Resubmit urb so we continue receiving */
err = usb_submit_urb(urb, GFP_ATOMIC);
if (err != 0)
@ -527,6 +529,8 @@ static void usa28_instat_callback(struct urb *urb)
}
port = serial->port[msg->port];
p_priv = usb_get_serial_port_data(port);
if (!p_priv)
goto resubmit;
/* Update handshaking pin state information */
old_dcd_state = p_priv->dcd_state;
@ -537,7 +541,7 @@ static void usa28_instat_callback(struct urb *urb)
if (old_dcd_state != p_priv->dcd_state && old_dcd_state)
tty_port_tty_hangup(&port->port, true);
resubmit:
/* Resubmit urb so we continue receiving */
err = usb_submit_urb(urb, GFP_ATOMIC);
if (err != 0)
@ -607,6 +611,8 @@ static void usa49_instat_callback(struct urb *urb)
}
port = serial->port[msg->portNumber];
p_priv = usb_get_serial_port_data(port);
if (!p_priv)
goto resubmit;
/* Update handshaking pin state information */
old_dcd_state = p_priv->dcd_state;
@ -617,7 +623,7 @@ static void usa49_instat_callback(struct urb *urb)
if (old_dcd_state != p_priv->dcd_state && old_dcd_state)
tty_port_tty_hangup(&port->port, true);
resubmit:
/* Resubmit urb so we continue receiving */
err = usb_submit_urb(urb, GFP_ATOMIC);
if (err != 0)
@ -855,6 +861,8 @@ static void usa90_instat_callback(struct urb *urb)
port = serial->port[0];
p_priv = usb_get_serial_port_data(port);
if (!p_priv)
goto resubmit;
/* Update handshaking pin state information */
old_dcd_state = p_priv->dcd_state;
@ -865,7 +873,7 @@ static void usa90_instat_callback(struct urb *urb)
if (old_dcd_state != p_priv->dcd_state && old_dcd_state)
tty_port_tty_hangup(&port->port, true);
resubmit:
/* Resubmit urb so we continue receiving */
err = usb_submit_urb(urb, GFP_ATOMIC);
if (err != 0)
@ -926,6 +934,8 @@ static void usa67_instat_callback(struct urb *urb)
port = serial->port[msg->port];
p_priv = usb_get_serial_port_data(port);
if (!p_priv)
goto resubmit;
/* Update handshaking pin state information */
old_dcd_state = p_priv->dcd_state;
@ -934,7 +944,7 @@ static void usa67_instat_callback(struct urb *urb)
if (old_dcd_state != p_priv->dcd_state && old_dcd_state)
tty_port_tty_hangup(&port->port, true);
resubmit:
/* Resubmit urb so we continue receiving */
err = usb_submit_urb(urb, GFP_ATOMIC);
if (err != 0)

11
drivers/usb/serial/option.c
Просмотреть файл

@ -234,6 +234,8 @@ static void option_instat_callback(struct urb *urb);
#define QUALCOMM_VENDOR_ID 0x05C6
#define SIERRA_VENDOR_ID 0x1199
#define CMOTECH_VENDOR_ID 0x16d8
#define CMOTECH_PRODUCT_6001 0x6001
#define CMOTECH_PRODUCT_CMU_300 0x6002
@ -512,7 +514,7 @@ enum option_blacklist_reason {
OPTION_BLACKLIST_RESERVED_IF = 2
};
#define MAX_BL_NUM 8
#define MAX_BL_NUM 11
struct option_blacklist_info {
/* bitfield of interface numbers for OPTION_BLACKLIST_SENDSETUP */
const unsigned long sendsetup;
@ -601,6 +603,11 @@ static const struct option_blacklist_info telit_le920_blacklist = {
.reserved = BIT(1) | BIT(5),
};
static const struct option_blacklist_info sierra_mc73xx_blacklist = {
.sendsetup = BIT(0) | BIT(2),
.reserved = BIT(8) | BIT(10) | BIT(11),
};
static const struct usb_device_id option_ids[] = {
{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) },
{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) },
@ -1098,6 +1105,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6613)}, /* Onda H600/ZTE MF330 */
{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x0023)}, /* ONYX 3G device */
{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x9000)}, /* SIMCom SIM5218 */
{ USB_DEVICE_INTERFACE_CLASS(SIERRA_VENDOR_ID, 0x68c0, 0xff),
.driver_info = (kernel_ulong_t)&sierra_mc73xx_blacklist }, /* MC73xx */
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6001) },
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CMU_300) },
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6003),

1
drivers/usb/serial/qcserial.c
Просмотреть файл

@ -142,7 +142,6 @@ static const struct usb_device_id id_table[] = {
{DEVICE_SWI(0x0f3d, 0x68a2)}, /* Sierra Wireless MC7700 */
{DEVICE_SWI(0x114f, 0x68a2)}, /* Sierra Wireless MC7750 */
{DEVICE_SWI(0x1199, 0x68a2)}, /* Sierra Wireless MC7710 */
{DEVICE_SWI(0x1199, 0x68c0)}, /* Sierra Wireless MC73xx */
{DEVICE_SWI(0x1199, 0x901c)}, /* Sierra Wireless EM7700 */
{DEVICE_SWI(0x1199, 0x901f)}, /* Sierra Wireless EM7355 */
{DEVICE_SWI(0x1199, 0x9040)}, /* Sierra Wireless Modem */

4
include/drm/drmP.h
Просмотреть файл

@ -901,11 +901,15 @@ extern int drm_vblank_init(struct drm_device *dev, int num_crtcs);
extern int drm_wait_vblank(struct drm_device *dev, void *data,
struct drm_file *filp);
extern u32 drm_vblank_count(struct drm_device *dev, int crtc);
extern u32 drm_crtc_vblank_count(struct drm_crtc *crtc);
extern u32 drm_vblank_count_and_time(struct drm_device *dev, int crtc,
struct timeval *vblanktime);
extern void drm_send_vblank_event(struct drm_device *dev, int crtc,
struct drm_pending_vblank_event *e);
extern void drm_crtc_send_vblank_event(struct drm_crtc *crtc,
struct drm_pending_vblank_event *e);
extern bool drm_handle_vblank(struct drm_device *dev, int crtc);
extern bool drm_crtc_handle_vblank(struct drm_crtc *crtc);
extern int drm_vblank_get(struct drm_device *dev, int crtc);
extern void drm_vblank_put(struct drm_device *dev, int crtc);
extern int drm_crtc_vblank_get(struct drm_crtc *crtc);

7
include/drm/drm_gem.h
Просмотреть файл

@ -119,13 +119,6 @@ struct drm_gem_object {
* simply leave it as NULL.
*/
struct dma_buf_attachment *import_attach;
/**
* dumb - created as dumb buffer
* Whether the gem object was created using the dumb buffer interface
* as such it may not be used for GPU rendering.
*/
bool dumb;
};
void drm_gem_object_release(struct drm_gem_object *obj);

4
include/linux/audit.h
Просмотреть файл

@ -47,6 +47,7 @@ struct sk_buff;
struct audit_krule {
int vers_ops;
u32 pflags;
u32 flags;
u32 listnr;
u32 action;
@ -64,6 +65,9 @@ struct audit_krule {
u64 prio;
};
/* Flag to indicate legacy AUDIT_LOGINUID unset usage */
#define AUDIT_LOGINUID_LEGACY 0x1
struct audit_field {
u32 type;
union {

8
kernel/audit.c
Просмотреть файл

@ -429,7 +429,7 @@ static void kauditd_send_skb(struct sk_buff *skb)
* This function doesn't consume an skb as might be expected since it has to
* copy it anyways.
*/
static void kauditd_send_multicast_skb(struct sk_buff *skb)
static void kauditd_send_multicast_skb(struct sk_buff *skb, gfp_t gfp_mask)
{
struct sk_buff *copy;
struct audit_net *aunet = net_generic(&init_net, audit_net_id);
@ -448,11 +448,11 @@ static void kauditd_send_multicast_skb(struct sk_buff *skb)
* no reason for new multicast clients to continue with this
* non-compliance.
*/
copy = skb_copy(skb, GFP_KERNEL);
copy = skb_copy(skb, gfp_mask);
if (!copy)
return;
nlmsg_multicast(sock, copy, 0, AUDIT_NLGRP_READLOG, GFP_KERNEL);
nlmsg_multicast(sock, copy, 0, AUDIT_NLGRP_READLOG, gfp_mask);
}
/*
@ -1940,7 +1940,7 @@ void audit_log_end(struct audit_buffer *ab)
struct nlmsghdr *nlh = nlmsg_hdr(ab->skb);
nlh->nlmsg_len = ab->skb->len;
kauditd_send_multicast_skb(ab->skb);
kauditd_send_multicast_skb(ab->skb, ab->gfp_mask);
/*
* The original kaudit unicast socket sends up messages with

23
kernel/auditfilter.c
Просмотреть файл

@ -442,19 +442,7 @@ static struct audit_entry *audit_data_to_entry(struct audit_rule_data *data,
if ((f->type == AUDIT_LOGINUID) && (f->val == AUDIT_UID_UNSET)) {
f->type = AUDIT_LOGINUID_SET;
f->val = 0;
}
if ((f->type == AUDIT_PID) || (f->type == AUDIT_PPID)) {
struct pid *pid;
rcu_read_lock();
pid = find_vpid(f->val);
if (!pid) {
rcu_read_unlock();
err = -ESRCH;
goto exit_free;
}
f->val = pid_nr(pid);
rcu_read_unlock();
entry->rule.pflags |= AUDIT_LOGINUID_LEGACY;
}
err = audit_field_valid(entry, f);
@ -630,6 +618,13 @@ static struct audit_rule_data *audit_krule_to_data(struct audit_krule *krule)
data->buflen += data->values[i] =
audit_pack_string(&bufp, krule->filterkey);
break;
case AUDIT_LOGINUID_SET:
if (krule->pflags & AUDIT_LOGINUID_LEGACY && !f->val) {
data->fields[i] = AUDIT_LOGINUID;
data->values[i] = AUDIT_UID_UNSET;
break;
}
/* fallthrough if set */
default:
data->values[i] = f->val;
}
@ -646,6 +641,7 @@ static int audit_compare_rule(struct audit_krule *a, struct audit_krule *b)
int i;
if (a->flags != b->flags ||
a->pflags != b->pflags ||
a->listnr != b->listnr ||
a->action != b->action ||
a->field_count != b->field_count)
@ -764,6 +760,7 @@ struct audit_entry *audit_dupe_rule(struct audit_krule *old)
new = &entry->rule;
new->vers_ops = old->vers_ops;
new->flags = old->flags;
new->pflags = old->pflags;
new->listnr = old->listnr;
new->action = old->action;
for (i = 0; i < AUDIT_BITMASK_SIZE; i++)

14
kernel/auditsc.c
Просмотреть файл

@ -1877,12 +1877,18 @@ void __audit_inode(struct filename *name, const struct dentry *dentry,
}
out_alloc:
/* unable to find the name from a previous getname(). Allocate a new
* anonymous entry.
*/
n = audit_alloc_name(context, AUDIT_TYPE_NORMAL);
/* unable to find an entry with both a matching name and type */
n = audit_alloc_name(context, AUDIT_TYPE_UNKNOWN);
if (!n)
return;
if (name)
/* since name is not NULL we know there is already a matching
* name record, see audit_getname(), so there must be a type
* mismatch; reuse the string path since the original name
* record will keep the string valid until we free it in
* audit_free_names() */
n->name = name;
out:
if (parent) {
n->name_len = n->name ? parent_len(n->name->name) : AUDIT_NAME_FULL;

24
sound/pci/hda/hda_controller.c
Просмотреть файл

@ -1922,10 +1922,18 @@ int azx_mixer_create(struct azx *chip)
EXPORT_SYMBOL_GPL(azx_mixer_create);
static bool is_input_stream(struct azx *chip, unsigned char index)
{
return (index >= chip->capture_index_offset &&
index < chip->capture_index_offset + chip->capture_streams);
}
/* initialize SD streams */
int azx_init_stream(struct azx *chip)
{
int i;
int in_stream_tag = 0;
int out_stream_tag = 0;
/* initialize each stream (aka device)
* assign the starting bdl address to each stream (device)
@ -1938,9 +1946,21 @@ int azx_init_stream(struct azx *chip)
azx_dev->sd_addr = chip->remap_addr + (0x20 * i + 0x80);
/* int mask: SDI0=0x01, SDI1=0x02, ... SDO3=0x80 */
azx_dev->sd_int_sta_mask = 1 << i;
/* stream tag: must be non-zero and unique */
azx_dev->index = i;
azx_dev->stream_tag = i + 1;
/* stream tag must be unique throughout
* the stream direction group,
* valid values 1...15
* use separate stream tag if the flag
* AZX_DCAPS_SEPARATE_STREAM_TAG is used
*/
if (chip->driver_caps & AZX_DCAPS_SEPARATE_STREAM_TAG)
azx_dev->stream_tag =
is_input_stream(chip, i) ?
++in_stream_tag :
++out_stream_tag;
else
azx_dev->stream_tag = i + 1;
}
return 0;

5
sound/pci/hda/hda_intel.c
Просмотреть файл

@ -299,6 +299,9 @@ enum {
AZX_DCAPS_PM_RUNTIME | AZX_DCAPS_I915_POWERWELL |\
AZX_DCAPS_SNOOP_TYPE(SCH))
#define AZX_DCAPS_INTEL_SKYLAKE \
(AZX_DCAPS_INTEL_PCH | AZX_DCAPS_SEPARATE_STREAM_TAG)
/* quirks for ATI SB / AMD Hudson */
#define AZX_DCAPS_PRESET_ATI_SB \
(AZX_DCAPS_NO_TCSEL | AZX_DCAPS_SYNC_WRITE | AZX_DCAPS_POSFIX_LPIB |\
@ -2027,7 +2030,7 @@ static const struct pci_device_id azx_ids[] = {
.driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
/* Sunrise Point-LP */
{ PCI_DEVICE(0x8086, 0x9d70),
.driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH },
.driver_data = AZX_DRIVER_PCH | AZX_DCAPS_INTEL_SKYLAKE },
/* Haswell */
{ PCI_DEVICE(0x8086, 0x0a0c),
.driver_data = AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL },

1
sound/pci/hda/hda_priv.h
Просмотреть файл

@ -171,6 +171,7 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 };
#define AZX_DCAPS_I915_POWERWELL (1 << 27) /* HSW i915 powerwell support */
#define AZX_DCAPS_CORBRP_SELF_CLEAR (1 << 28) /* CORBRP clears itself after reset */
#define AZX_DCAPS_NO_MSI64 (1 << 29) /* Stick to 32-bit MSIs */
#define AZX_DCAPS_SEPARATE_STREAM_TAG (1 << 30) /* capture and playback use separate stream tag */
enum {
AZX_SNOOP_TYPE_NONE ,

26
virt/kvm/kvm_main.c
Просмотреть файл

@ -671,6 +671,7 @@ static void update_memslots(struct kvm_memslots *slots,
WARN_ON(mslots[i].id != id);
if (!new->npages) {
WARN_ON(!mslots[i].npages);
new->base_gfn = 0;
if (mslots[i].npages)
slots->used_slots--;
@ -687,12 +688,25 @@ static void update_memslots(struct kvm_memslots *slots,
slots->id_to_index[mslots[i].id] = i;
i++;
}
while (i > 0 &&
new->base_gfn > mslots[i - 1].base_gfn) {
mslots[i] = mslots[i - 1];
slots->id_to_index[mslots[i].id] = i;
i--;
}
/*
* The ">=" is needed when creating a slot with base_gfn == 0,
* so that it moves before all those with base_gfn == npages == 0.
*
* On the other hand, if new->npages is zero, the above loop has
* already left i pointing to the beginning of the empty part of
* mslots, and the ">=" would move the hole backwards in this
* case---which is wrong. So skip the loop when deleting a slot.
*/
if (new->npages) {
while (i > 0 &&
new->base_gfn >= mslots[i - 1].base_gfn) {
mslots[i] = mslots[i - 1];
slots->id_to_index[mslots[i].id] = i;
i--;
}
} else
WARN_ON_ONCE(i != slots->used_slots);
mslots[i] = *new;
slots->id_to_index[mslots[i].id] = i;