diff options
72 files changed, 668 insertions, 357 deletions
@@ -1,7 +1,7 @@ VERSION = 3 PATCHLEVEL = 19 SUBLEVEL = 0 -EXTRAVERSION = -rc1 +EXTRAVERSION = -rc2 NAME = Diseased Newt # *DOCUMENTATION* diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index dd301be..5376d90 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -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 diff --git a/arch/arm64/include/asm/dma-mapping.h b/arch/arm64/include/asm/dma-mapping.h index d34189b..9ce3e68 100644 --- a/arch/arm64/include/asm/dma-mapping.h +++ b/arch/arm64/include/asm/dma-mapping.h @@ -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) diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index df22314..210d632 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -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)) diff --git a/arch/arm64/kernel/suspend.c b/arch/arm64/kernel/suspend.c index 3771b72..2d6b606 100644 --- a/arch/arm64/kernel/suspend.c +++ b/arch/arm64/kernel/suspend.c @@ -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(); /* diff --git a/arch/parisc/include/asm/ldcw.h b/arch/parisc/include/asm/ldcw.h index d2d11b7..8121aa6 100644 --- a/arch/parisc/include/asm/ldcw.h +++ b/arch/parisc/include/asm/ldcw.h @@ -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; \ }) diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 10fbed1..f83fc6c 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -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); } } diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index feb852b..d4c58d8 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -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: diff --git a/drivers/char/agp/ali-agp.c b/drivers/char/agp/ali-agp.c index 19db036..dcbbb4e 100644 --- a/drivers/char/agp/ali-agp.c +++ b/drivers/char/agp/ali-agp.c @@ -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"); diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c index 3b47ed0..0ef3500 100644 --- a/drivers/char/agp/amd64-agp.c +++ b/drivers/char/agp/amd64-agp.c @@ -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"); diff --git a/drivers/char/agp/ati-agp.c b/drivers/char/agp/ati-agp.c index 18a7a6b..75a9786 100644 --- a/drivers/char/agp/ati-agp.c +++ b/drivers/char/agp/ati-agp.c @@ -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"); diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c index 317c28c..38ffb28 100644 --- a/drivers/char/agp/backend.c +++ b/drivers/char/agp/backend.c @@ -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); diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index f9b9ca5..0a21dae 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -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"); diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index f333482..92aa43f 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -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"); diff --git a/drivers/char/agp/nvidia-agp.c b/drivers/char/agp/nvidia-agp.c index a1861b7..6c8d39c 100644 --- a/drivers/char/agp/nvidia-agp.c +++ b/drivers/char/agp/nvidia-agp.c @@ -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> diff --git a/drivers/char/agp/via-agp.c b/drivers/char/agp/via-agp.c index 228f20c..a4961d3 100644 --- a/drivers/char/agp/via-agp.c +++ b/drivers/char/agp/via-agp.c @@ -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"); diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index 5fa83f7..6b65fa4 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -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; } diff --git a/drivers/char/ipmi/ipmi_ssif.c b/drivers/char/ipmi/ipmi_ssif.c index e178ac2..fd5a5e8 100644 --- a/drivers/char/ipmi/ipmi_ssif.c +++ b/drivers/char/ipmi/ipmi_ssif.c @@ -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" diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c index 4f7b275..7d4974b 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c @@ -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; } diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c b/drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c index 66df4da..e64aa99 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_flat_memory.c @@ -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; } diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c index b85eb0b..3c76ef0 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c @@ -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(); diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c index 5733e28..b11792d 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c @@ -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", diff --git a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h index 9c729dd..47b5519 100644 --- a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h +++ b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h @@ -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, diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index 4a78a77..bbdbe47 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -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; diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index f5a5f18..4d79dad 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -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. */ @@ -844,6 +846,25 @@ 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) @@ -923,6 +946,23 @@ 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 * @crtc: CRTC in question @@ -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); diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index f990ab4..574057c 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -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, diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 63bcda5..70d0f0f 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -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. */ diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 4a9faea6..52adcb6 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -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 diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index d17ff43..d011ec8 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -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); diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index f06027b..1173831 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -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); } diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 981834b..996c293 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -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) diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index eefdc23..172de3b 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -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) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 1f4b56e..964b28e 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -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) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 9f445e9..c7bc93d 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -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. */ diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index aa87304..94a5bee 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -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); } diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c b/drivers/gpu/drm/msm/hdmi/hdmi_connector.c index fbebb04..b4e70e0 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_connector.c @@ -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; - } - - return 0; + if (ret) + dev_warn(dev->dev, "failed to unconfigure GPIOs: %d\n", ret); -fail: - return 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); + } } 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; diff --git a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c index a7672e1..3449213 100644 --- a/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c +++ b/drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c @@ -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); diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c index 0e9a2e3..f021f96 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c @@ -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); diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c index a11f1b8..9f01a4f 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c @@ -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: */ diff --git a/drivers/gpu/drm/msm/mdp/mdp_kms.c b/drivers/gpu/drm/msm/mdp/mdp_kms.c index 03455b6..2a73172 100644 --- a/drivers/gpu/drm/msm/mdp/mdp_kms.c +++ b/drivers/gpu/drm/msm/mdp/mdp_kms.c @@ -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); } diff --git a/drivers/gpu/drm/msm/mdp/mdp_kms.h b/drivers/gpu/drm/msm/mdp/mdp_kms.h index 99557b5..b268ce9 100644 --- a/drivers/gpu/drm/msm/mdp/mdp_kms.h +++ b/drivers/gpu/drm/msm/mdp/mdp_kms.h @@ -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: diff --git a/drivers/gpu/drm/msm/msm_atomic.c b/drivers/gpu/drm/msm/msm_atomic.c index f0de412..1919682 100644 --- a/drivers/gpu/drm/msm/msm_atomic.c +++ b/drivers/gpu/drm/msm/msm_atomic.c @@ -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: @@ -122,6 +181,14 @@ int msm_atomic_commit(struct drm_device *dev, } /* + * 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 * the software side now. diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index c795217..9a61546 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -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); diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index 1363038..b69ef2d 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -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]; diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c index 94d55e5..1f3af13 100644 --- a/drivers/gpu/drm/msm/msm_fbdev.c +++ b/drivers/gpu/drm/msm/msm_fbdev.c @@ -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); diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 4a6f0e4..49dea4f 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -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); } diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c index 5d93902..f804243 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.c +++ b/drivers/gpu/drm/nouveau/nouveau_display.c @@ -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; diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 28d51a2..42c34ba 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -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); diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c index 753a6de..3d1cfcb 100644 --- a/drivers/gpu/drm/nouveau/nouveau_ttm.c +++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c @@ -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); } diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c index fe48f22..a46f737 100644 --- a/drivers/gpu/drm/radeon/radeon_gem.c +++ b/drivers/gpu/drm/radeon/radeon_gem.c @@ -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) { diff --git a/drivers/gpu/drm/radeon/radeon_kfd.c b/drivers/gpu/drm/radeon/radeon_kfd.c index 065d020..242fd8b 100644 --- a/drivers/gpu/drm/radeon/radeon_kfd.c +++ b/drivers/gpu/drm/radeon/radeon_kfd.c @@ -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; +} diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index 7d68223..86fc564 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -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. * diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index 3367960..978993f 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -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); } diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index e549afe..d4f8275 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -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) diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c index da32086..8777b7f 100644 --- a/drivers/gpu/drm/tegra/gem.c +++ b/drivers/gpu/drm/tegra/gem.c @@ -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->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); + bo->num_pages = bo->gem.size >> PAGE_SHIFT; + + 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; diff --git a/drivers/staging/lustre/lustre/llite/namei.c b/drivers/staging/lustre/lustre/llite/namei.c index 1bf891b..4f361b7 100644 --- a/drivers/staging/lustre/lustre/llite/namei.c +++ b/drivers/staging/lustre/lustre/llite/namei.c @@ -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); diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c index 8d7fc48..29fa1c3 100644 --- a/drivers/usb/serial/console.c +++ b/drivers/usb/serial/console.c @@ -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); diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 6c4eb3c..f4c56fc 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -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 */ diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c index 1bd1922..ccf1df7 100644 --- a/drivers/usb/serial/generic.c +++ b/drivers/usb/serial/generic.c @@ -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; } diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index 077c714..e07b15e 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -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) diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 7a4c21b..efdcee1 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -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), diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c index cb3e147..9c63897 100644 --- a/drivers/usb/serial/qcserial.c +++ b/drivers/usb/serial/qcserial.c @@ -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 */ diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 8ba35c6..e1b2e8b 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -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); diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h index 780511a..1e6ae14 100644 --- a/include/drm/drm_gem.h +++ b/include/drm/drm_gem.h @@ -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); diff --git a/include/linux/audit.h b/include/linux/audit.h index 0c04917..af84234 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h @@ -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 { diff --git a/kernel/audit.c b/kernel/audit.c index f8f203e..231b7dc 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -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 diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c index 3598e13..4f68a32 100644 --- a/kernel/auditfilter.c +++ b/kernel/auditfilter.c @@ -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++) diff --git a/kernel/auditsc.c b/kernel/auditsc.c index c75522a..37c69ab 100644 --- a/kernel/auditsc.c +++ b/kernel/auditsc.c @@ -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; diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c index 8276a74..0cfc9c8 100644 --- a/sound/pci/hda/hda_controller.c +++ b/sound/pci/hda/hda_controller.c @@ -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; diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 2bf0b56..d426a0b 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -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 }, diff --git a/sound/pci/hda/hda_priv.h b/sound/pci/hda/hda_priv.h index aa484fd..166e3e8 100644 --- a/sound/pci/hda/hda_priv.h +++ b/sound/pci/hda/hda_priv.h @@ -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 , diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index f528343..1cc6e2e 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -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; |