diff options
Diffstat (limited to 'SOURCES/patch-5.12-redhat.patch')
| -rw-r--r-- | SOURCES/patch-5.12-redhat.patch | 1561 |
1 files changed, 0 insertions, 1561 deletions
diff --git a/SOURCES/patch-5.12-redhat.patch b/SOURCES/patch-5.12-redhat.patch deleted file mode 100644 index 3485d76..0000000 --- a/SOURCES/patch-5.12-redhat.patch +++ /dev/null @@ -1,1561 +0,0 @@ - Documentation/admin-guide/kdump/kdump.rst | 11 ++ - Makefile | 1 + - arch/arm/Kconfig | 4 +- - arch/arm64/Kconfig | 1 + - .../boot/dts/rockchip/rk3399-pinebook-pro.dts | 2 +- - arch/s390/include/asm/ipl.h | 1 + - arch/s390/kernel/ipl.c | 5 + - arch/s390/kernel/setup.c | 4 + - arch/x86/kernel/setup.c | 22 ++-- - drivers/acpi/apei/hest.c | 8 ++ - drivers/acpi/irq.c | 17 ++- - drivers/acpi/pci_mcfg.c | 7 ++ - drivers/acpi/scan.c | 9 ++ - drivers/ata/libahci.c | 18 +++ - drivers/char/ipmi/ipmi_dmi.c | 15 +++ - drivers/char/ipmi/ipmi_msghandler.c | 16 ++- - drivers/firmware/efi/Makefile | 1 + - drivers/firmware/efi/efi.c | 124 +++++++++++++++------ - drivers/firmware/efi/secureboot.c | 38 +++++++ - drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 11 ++ - drivers/hid/hid-rmi.c | 64 ----------- - drivers/hwtracing/coresight/coresight-etm4x-core.c | 19 ++++ - drivers/input/rmi4/rmi_driver.c | 124 ++++++++++++--------- - drivers/iommu/iommu.c | 22 ++++ - drivers/pci/controller/dwc/Makefile | 2 +- - drivers/pci/controller/dwc/pcie-tegra194.c | 103 +++++++++++++++++ - drivers/pci/quirks.c | 24 ++++ - drivers/scsi/smartpqi/smartpqi_init.c | 16 +++ - drivers/usb/core/hub.c | 7 ++ - include/linux/efi.h | 22 ++-- - include/linux/lsm_hook_defs.h | 2 + - include/linux/lsm_hooks.h | 6 + - include/linux/pci-ecam.h | 1 + - include/linux/rmi.h | 1 + - include/linux/security.h | 5 + - kernel/crash_core.c | 28 ++++- - kernel/module_signing.c | 9 +- - security/integrity/platform_certs/load_uefi.c | 6 +- - security/lockdown/Kconfig | 13 +++ - security/lockdown/lockdown.c | 1 + - security/security.c | 6 + - security/selinux/hooks.c | 3 +- - 42 files changed, 621 insertions(+), 178 deletions(-) - -diff --git a/Documentation/admin-guide/kdump/kdump.rst b/Documentation/admin-guide/kdump/kdump.rst -index 75a9dd98e76e..3ff3291551f9 100644 ---- a/Documentation/admin-guide/kdump/kdump.rst -+++ b/Documentation/admin-guide/kdump/kdump.rst -@@ -285,6 +285,17 @@ This would mean: - 2) if the RAM size is between 512M and 2G (exclusive), then reserve 64M - 3) if the RAM size is larger than 2G, then reserve 128M - -+Or you can use crashkernel=auto if you have enough memory. The threshold -+is 2G on x86_64, arm64, ppc64 and ppc64le. The threshold is 4G for s390x. -+If your system memory is less than the threshold crashkernel=auto will not -+reserve memory. -+ -+The automatically reserved memory size varies based on architecture. -+The size changes according to system memory size like below: -+ x86_64: 1G-64G:160M,64G-1T:256M,1T-:512M -+ s390x: 4G-64G:160M,64G-1T:256M,1T-:512M -+ arm64: 2G-:512M -+ ppc64: 2G-4G:384M,4G-16G:512M,16G-64G:1G,64G-128G:2G,128G-:4G - - - Boot into System Kernel -diff --git a/Makefile b/Makefile -index f1d0775925cc..f9229000f2df 100644 ---- a/Makefile -+++ b/Makefile -@@ -495,6 +495,7 @@ KBUILD_AFLAGS := -D__ASSEMBLY__ -fno-PIE - KBUILD_CFLAGS := -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs \ - -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE \ - -Werror=implicit-function-declaration -Werror=implicit-int \ -+ -Wno-address-of-packed-member \ - -Werror=return-type -Wno-format-security \ - -std=gnu89 - KBUILD_CPPFLAGS := -D__KERNEL__ -diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig -index 2fae14857dcf..ce5c2eb4b5ff 100644 ---- a/arch/arm/Kconfig -+++ b/arch/arm/Kconfig -@@ -1481,9 +1481,9 @@ config HIGHMEM - If unsure, say n. - - config HIGHPTE -- bool "Allocate 2nd-level pagetables from highmem" if EXPERT -+ bool "Allocate 2nd-level pagetables from highmem" - depends on HIGHMEM -- default y -+ default n - help - The VM uses one page of physical memory for each page table. - For systems with a lot of processes, this can use a lot of -diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig -index dfdc3e0af5e1..7fa43824431b 100644 ---- a/arch/arm64/Kconfig -+++ b/arch/arm64/Kconfig -@@ -1166,6 +1166,7 @@ config XEN - config FORCE_MAX_ZONEORDER - int - default "14" if ARM64_64K_PAGES -+ default "13" if (ARCH_THUNDER && !ARM64_64K_PAGES && !RHEL_DIFFERENCES) - default "12" if ARM64_16K_PAGES - default "11" - help -diff --git a/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts b/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts -index 219b7507a10f..45769764425d 100644 ---- a/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts -+++ b/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts -@@ -380,7 +380,7 @@ mains_charger: dc-charger { - }; - - &cdn_dp { -- status = "okay"; -+ status = "disabled"; - }; - - &cpu_b0 { -diff --git a/arch/s390/include/asm/ipl.h b/arch/s390/include/asm/ipl.h -index a9e2c7295b35..6ff11f3a2d47 100644 ---- a/arch/s390/include/asm/ipl.h -+++ b/arch/s390/include/asm/ipl.h -@@ -127,6 +127,7 @@ int ipl_report_add_component(struct ipl_report *report, struct kexec_buf *kbuf, - unsigned char flags, unsigned short cert); - int ipl_report_add_certificate(struct ipl_report *report, void *key, - unsigned long addr, unsigned long len); -+bool ipl_get_secureboot(void); - - /* - * DIAG 308 support -diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c -index 7a21eca498aa..565f143c9858 100644 ---- a/arch/s390/kernel/ipl.c -+++ b/arch/s390/kernel/ipl.c -@@ -2215,3 +2215,8 @@ int ipl_report_free(struct ipl_report *report) - } - - #endif -+ -+bool ipl_get_secureboot(void) -+{ -+ return !!ipl_secure_flag; -+} -diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c -index 382d73da134c..f5b2b127e24d 100644 ---- a/arch/s390/kernel/setup.c -+++ b/arch/s390/kernel/setup.c -@@ -49,6 +49,7 @@ - #include <linux/memory.h> - #include <linux/compat.h> - #include <linux/start_kernel.h> -+#include <linux/security.h> - #include <linux/hugetlb.h> - - #include <asm/boot_data.h> -@@ -1114,6 +1115,9 @@ void __init setup_arch(char **cmdline_p) - - log_component_list(); - -+ if (ipl_get_secureboot()) -+ security_lock_kernel_down("Secure IPL mode", LOCKDOWN_INTEGRITY_MAX); -+ - /* Have one command line that is parsed and saved in /proc/cmdline */ - /* boot_command_line has been already set up in early.c */ - *cmdline_p = boot_command_line; -diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c -index e79f21d13a0d..7f0b86161e13 100644 ---- a/arch/x86/kernel/setup.c -+++ b/arch/x86/kernel/setup.c -@@ -18,6 +18,7 @@ - #include <linux/root_dev.h> - #include <linux/hugetlb.h> - #include <linux/tboot.h> -+#include <linux/security.h> - #include <linux/usb/xhci-dbgp.h> - #include <linux/static_call.h> - #include <linux/swiotlb.h> -@@ -955,6 +956,13 @@ void __init setup_arch(char **cmdline_p) - if (efi_enabled(EFI_BOOT)) - efi_init(); - -+ efi_set_secure_boot(boot_params.secure_boot); -+ -+#ifdef CONFIG_LOCK_DOWN_IN_EFI_SECURE_BOOT -+ if (efi_enabled(EFI_SECURE_BOOT)) -+ security_lock_kernel_down("EFI Secure Boot mode", LOCKDOWN_INTEGRITY_MAX); -+#endif -+ - dmi_setup(); - - /* -@@ -1113,19 +1121,7 @@ void __init setup_arch(char **cmdline_p) - /* Allocate bigger log buffer */ - setup_log_buf(1); - -- if (efi_enabled(EFI_BOOT)) { -- switch (boot_params.secure_boot) { -- case efi_secureboot_mode_disabled: -- pr_info("Secure boot disabled\n"); -- break; -- case efi_secureboot_mode_enabled: -- pr_info("Secure boot enabled\n"); -- break; -- default: -- pr_info("Secure boot could not be determined\n"); -- break; -- } -- } -+ efi_set_secure_boot(boot_params.secure_boot); - - reserve_initrd(); - -diff --git a/drivers/acpi/apei/hest.c b/drivers/acpi/apei/hest.c -index f220bb00e91b..bccd2193e7ce 100644 ---- a/drivers/acpi/apei/hest.c -+++ b/drivers/acpi/apei/hest.c -@@ -94,6 +94,14 @@ int apei_hest_parse(apei_hest_func_t func, void *data) - if (hest_disable || !hest_tab) - return -EINVAL; - -+#ifdef CONFIG_ARM64 -+ /* Ignore broken firmware */ -+ if (!strncmp(hest_tab->header.oem_id, "HPE ", 6) && -+ !strncmp(hest_tab->header.oem_table_id, "ProLiant", 8) && -+ MIDR_IMPLEMENTOR(read_cpuid_id()) == ARM_CPU_IMP_APM) -+ return -EINVAL; -+#endif -+ - hest_hdr = (struct acpi_hest_header *)(hest_tab + 1); - for (i = 0; i < hest_tab->error_source_count; i++) { - len = hest_esrc_len(hest_hdr); -diff --git a/drivers/acpi/irq.c b/drivers/acpi/irq.c -index e209081d644b..7484bcf59a1b 100644 ---- a/drivers/acpi/irq.c -+++ b/drivers/acpi/irq.c -@@ -126,6 +126,7 @@ struct acpi_irq_parse_one_ctx { - unsigned int index; - unsigned long *res_flags; - struct irq_fwspec *fwspec; -+ bool skip_producer_check; - }; - - /** -@@ -197,7 +198,8 @@ static acpi_status acpi_irq_parse_one_cb(struct acpi_resource *ares, - return AE_CTRL_TERMINATE; - case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: - eirq = &ares->data.extended_irq; -- if (eirq->producer_consumer == ACPI_PRODUCER) -+ if (!ctx->skip_producer_check && -+ eirq->producer_consumer == ACPI_PRODUCER) - return AE_OK; - if (ctx->index >= eirq->interrupt_count) { - ctx->index -= eirq->interrupt_count; -@@ -232,8 +234,19 @@ static acpi_status acpi_irq_parse_one_cb(struct acpi_resource *ares, - static int acpi_irq_parse_one(acpi_handle handle, unsigned int index, - struct irq_fwspec *fwspec, unsigned long *flags) - { -- struct acpi_irq_parse_one_ctx ctx = { -EINVAL, index, flags, fwspec }; -+ struct acpi_irq_parse_one_ctx ctx = { -EINVAL, index, flags, fwspec, false }; - -+ /* -+ * Firmware on arm64-based HPE m400 platform incorrectly marks -+ * its UART interrupt as ACPI_PRODUCER rather than ACPI_CONSUMER. -+ * Don't do the producer/consumer check for that device. -+ */ -+ if (IS_ENABLED(CONFIG_ARM64)) { -+ struct acpi_device *adev = acpi_bus_get_acpi_device(handle); -+ -+ if (adev && !strcmp(acpi_device_hid(adev), "APMC0D08")) -+ ctx.skip_producer_check = true; -+ } - acpi_walk_resources(handle, METHOD_NAME__CRS, acpi_irq_parse_one_cb, &ctx); - return ctx.rc; - } -diff --git a/drivers/acpi/pci_mcfg.c b/drivers/acpi/pci_mcfg.c -index 95f23acd5b80..53cab975f612 100644 ---- a/drivers/acpi/pci_mcfg.c -+++ b/drivers/acpi/pci_mcfg.c -@@ -116,6 +116,13 @@ static struct mcfg_fixup mcfg_quirks[] = { - THUNDER_ECAM_QUIRK(2, 12), - THUNDER_ECAM_QUIRK(2, 13), - -+ { "NVIDIA", "TEGRA194", 1, 0, MCFG_BUS_ANY, &tegra194_pcie_ops}, -+ { "NVIDIA", "TEGRA194", 1, 1, MCFG_BUS_ANY, &tegra194_pcie_ops}, -+ { "NVIDIA", "TEGRA194", 1, 2, MCFG_BUS_ANY, &tegra194_pcie_ops}, -+ { "NVIDIA", "TEGRA194", 1, 3, MCFG_BUS_ANY, &tegra194_pcie_ops}, -+ { "NVIDIA", "TEGRA194", 1, 4, MCFG_BUS_ANY, &tegra194_pcie_ops}, -+ { "NVIDIA", "TEGRA194", 1, 5, MCFG_BUS_ANY, &tegra194_pcie_ops}, -+ - #define XGENE_V1_ECAM_MCFG(rev, seg) \ - {"APM ", "XGENE ", rev, seg, MCFG_BUS_ANY, \ - &xgene_v1_pcie_ecam_ops } -diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c -index 345777bf7af9..6cc384797f5c 100644 ---- a/drivers/acpi/scan.c -+++ b/drivers/acpi/scan.c -@@ -1640,6 +1640,15 @@ static bool acpi_device_enumeration_by_parent(struct acpi_device *device) - if (!acpi_match_device_ids(device, i2c_multi_instantiate_ids)) - return false; - -+ /* -+ * Firmware on some arm64 X-Gene platforms will make the UART -+ * device appear as both a UART and a slave of that UART. Just -+ * bail out here for X-Gene UARTs. -+ */ -+ if (IS_ENABLED(CONFIG_ARM64) && -+ !strcmp(acpi_device_hid(device), "APMC0D08")) -+ return false; -+ - INIT_LIST_HEAD(&resource_list); - acpi_dev_get_resources(device, &resource_list, - acpi_check_serial_bus_slave, -diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c -index fec2e9754aed..bea4e2973259 100644 ---- a/drivers/ata/libahci.c -+++ b/drivers/ata/libahci.c -@@ -671,6 +671,24 @@ int ahci_stop_engine(struct ata_port *ap) - tmp &= ~PORT_CMD_START; - writel(tmp, port_mmio + PORT_CMD); - -+#ifdef CONFIG_ARM64 -+ /* Rev Ax of Cavium CN99XX needs a hack for port stop */ -+ if (dev_is_pci(ap->host->dev) && -+ to_pci_dev(ap->host->dev)->vendor == 0x14e4 && -+ to_pci_dev(ap->host->dev)->device == 0x9027 && -+ midr_is_cpu_model_range(read_cpuid_id(), -+ MIDR_CPU_MODEL(ARM_CPU_IMP_BRCM, BRCM_CPU_PART_VULCAN), -+ MIDR_CPU_VAR_REV(0, 0), -+ MIDR_CPU_VAR_REV(0, MIDR_REVISION_MASK))) { -+ tmp = readl(hpriv->mmio + 0x8000); -+ udelay(100); -+ writel(tmp | (1 << 26), hpriv->mmio + 0x8000); -+ udelay(100); -+ writel(tmp & ~(1 << 26), hpriv->mmio + 0x8000); -+ dev_warn(ap->host->dev, "CN99XX SATA reset workaround applied\n"); -+ } -+#endif -+ - /* wait for engine to stop. This could be as long as 500 msec */ - tmp = ata_wait_register(ap, port_mmio + PORT_CMD, - PORT_CMD_LIST_ON, PORT_CMD_LIST_ON, 1, 500); -diff --git a/drivers/char/ipmi/ipmi_dmi.c b/drivers/char/ipmi/ipmi_dmi.c -index bbf7029e224b..cf7faa970dd6 100644 ---- a/drivers/char/ipmi/ipmi_dmi.c -+++ b/drivers/char/ipmi/ipmi_dmi.c -@@ -215,6 +215,21 @@ static int __init scan_for_dmi_ipmi(void) - { - const struct dmi_device *dev = NULL; - -+#ifdef CONFIG_ARM64 -+ /* RHEL-only -+ * If this is ARM-based HPE m400, return now, because that platform -+ * reports the host-side ipmi address as intel port-io space, which -+ * does not exist in the ARM architecture. -+ */ -+ const char *dmistr = dmi_get_system_info(DMI_PRODUCT_NAME); -+ -+ if (dmistr && (strcmp("ProLiant m400 Server", dmistr) == 0)) { -+ pr_debug("%s does not support host ipmi\n", dmistr); -+ return 0; -+ } -+ /* END RHEL-only */ -+#endif -+ - while ((dev = dmi_find_device(DMI_DEV_TYPE_IPMI, NULL, dev))) - dmi_decode_ipmi((const struct dmi_header *) dev->device_data); - -diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c -index c44ad18464f1..3ec1db4cbbc3 100644 ---- a/drivers/char/ipmi/ipmi_msghandler.c -+++ b/drivers/char/ipmi/ipmi_msghandler.c -@@ -34,6 +34,7 @@ - #include <linux/uuid.h> - #include <linux/nospec.h> - #include <linux/vmalloc.h> -+#include <linux/dmi.h> - #include <linux/delay.h> - - #define IPMI_DRIVER_VERSION "39.2" -@@ -5174,8 +5175,21 @@ static int __init ipmi_init_msghandler_mod(void) - { - int rv; - -- pr_info("version " IPMI_DRIVER_VERSION "\n"); -+#ifdef CONFIG_ARM64 -+ /* RHEL-only -+ * If this is ARM-based HPE m400, return now, because that platform -+ * reports the host-side ipmi address as intel port-io space, which -+ * does not exist in the ARM architecture. -+ */ -+ const char *dmistr = dmi_get_system_info(DMI_PRODUCT_NAME); - -+ if (dmistr && (strcmp("ProLiant m400 Server", dmistr) == 0)) { -+ pr_debug("%s does not support host ipmi\n", dmistr); -+ return -ENOSYS; -+ } -+ /* END RHEL-only */ -+#endif -+ pr_info("version " IPMI_DRIVER_VERSION "\n"); - mutex_lock(&ipmi_interfaces_mutex); - rv = ipmi_register_driver(); - mutex_unlock(&ipmi_interfaces_mutex); -diff --git a/drivers/firmware/efi/Makefile b/drivers/firmware/efi/Makefile -index 467e94259679..9b6f5b8e5397 100644 ---- a/drivers/firmware/efi/Makefile -+++ b/drivers/firmware/efi/Makefile -@@ -28,6 +28,7 @@ obj-$(CONFIG_EFI_FAKE_MEMMAP) += fake_map.o - obj-$(CONFIG_EFI_BOOTLOADER_CONTROL) += efibc.o - obj-$(CONFIG_EFI_TEST) += test/ - obj-$(CONFIG_EFI_DEV_PATH_PARSER) += dev-path-parser.o -+obj-$(CONFIG_EFI) += secureboot.o - obj-$(CONFIG_APPLE_PROPERTIES) += apple-properties.o - obj-$(CONFIG_EFI_RCI2_TABLE) += rci2-table.o - obj-$(CONFIG_EFI_EMBEDDED_FIRMWARE) += embedded-firmware.o -diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c -index 4b7ee3fa9224..64b31d852d20 100644 ---- a/drivers/firmware/efi/efi.c -+++ b/drivers/firmware/efi/efi.c -@@ -31,6 +31,7 @@ - #include <linux/ucs2_string.h> - #include <linux/memblock.h> - #include <linux/security.h> -+#include <linux/bsearch.h> - - #include <asm/early_ioremap.h> - -@@ -841,40 +842,101 @@ int efi_mem_type(unsigned long phys_addr) - } - #endif - -+struct efi_error_code { -+ efi_status_t status; -+ int errno; -+ const char *description; -+}; -+ -+static const struct efi_error_code efi_error_codes[] = { -+ { EFI_SUCCESS, 0, "Success"}, -+#if 0 -+ { EFI_LOAD_ERROR, -EPICK_AN_ERRNO, "Load Error"}, -+#endif -+ { EFI_INVALID_PARAMETER, -EINVAL, "Invalid Parameter"}, -+ { EFI_UNSUPPORTED, -ENOSYS, "Unsupported"}, -+ { EFI_BAD_BUFFER_SIZE, -ENOSPC, "Bad Buffer Size"}, -+ { EFI_BUFFER_TOO_SMALL, -ENOSPC, "Buffer Too Small"}, -+ { EFI_NOT_READY, -EAGAIN, "Not Ready"}, -+ { EFI_DEVICE_ERROR, -EIO, "Device Error"}, -+ { EFI_WRITE_PROTECTED, -EROFS, "Write Protected"}, -+ { EFI_OUT_OF_RESOURCES, -ENOMEM, "Out of Resources"}, -+#if 0 -+ { EFI_VOLUME_CORRUPTED, -EPICK_AN_ERRNO, "Volume Corrupt"}, -+ { EFI_VOLUME_FULL, -EPICK_AN_ERRNO, "Volume Full"}, -+ { EFI_NO_MEDIA, -EPICK_AN_ERRNO, "No Media"}, -+ { EFI_MEDIA_CHANGED, -EPICK_AN_ERRNO, "Media changed"}, -+#endif -+ { EFI_NOT_FOUND, -ENOENT, "Not Found"}, -+#if 0 -+ { EFI_ACCESS_DENIED, -EPICK_AN_ERRNO, "Access Denied"}, -+ { EFI_NO_RESPONSE, -EPICK_AN_ERRNO, "No Response"}, -+ { EFI_NO_MAPPING, -EPICK_AN_ERRNO, "No mapping"}, -+ { EFI_TIMEOUT, -EPICK_AN_ERRNO, "Time out"}, -+ { EFI_NOT_STARTED, -EPICK_AN_ERRNO, "Not started"}, -+ { EFI_ALREADY_STARTED, -EPICK_AN_ERRNO, "Already started"}, -+#endif -+ { EFI_ABORTED, -EINTR, "Aborted"}, -+#if 0 -+ { EFI_ICMP_ERROR, -EPICK_AN_ERRNO, "ICMP Error"}, -+ { EFI_TFTP_ERROR, -EPICK_AN_ERRNO, "TFTP Error"}, -+ { EFI_PROTOCOL_ERROR, -EPICK_AN_ERRNO, "Protocol Error"}, -+ { EFI_INCOMPATIBLE_VERSION, -EPICK_AN_ERRNO, "Incompatible Version"}, -+#endif -+ { EFI_SECURITY_VIOLATION, -EACCES, "Security Policy Violation"}, -+#if 0 -+ { EFI_CRC_ERROR, -EPICK_AN_ERRNO, "CRC Error"}, -+ { EFI_END_OF_MEDIA, -EPICK_AN_ERRNO, "End of Media"}, -+ { EFI_END_OF_FILE, -EPICK_AN_ERRNO, "End of File"}, -+ { EFI_INVALID_LANGUAGE, -EPICK_AN_ERRNO, "Invalid Languages"}, -+ { EFI_COMPROMISED_DATA, -EPICK_AN_ERRNO, "Compromised Data"}, -+ -+ // warnings -+ { EFI_WARN_UNKOWN_GLYPH, -EPICK_AN_ERRNO, "Warning Unknown Glyph"}, -+ { EFI_WARN_DELETE_FAILURE, -EPICK_AN_ERRNO, "Warning Delete Failure"}, -+ { EFI_WARN_WRITE_FAILURE, -EPICK_AN_ERRNO, "Warning Write Failure"}, -+ { EFI_WARN_BUFFER_TOO_SMALL, -EPICK_AN_ERRNO, "Warning Buffer Too Small"}, -+#endif -+}; -+ -+static int -+efi_status_cmp_bsearch(const void *key, const void *item) -+{ -+ u64 status = (u64)(uintptr_t)key; -+ struct efi_error_code *code = (struct efi_error_code *)item; -+ -+ if (status < code->status) -+ return -1; -+ if (status > code->status) -+ return 1; -+ return 0; -+} -+ - int efi_status_to_err(efi_status_t status) - { -- int err; -- -- switch (status) { -- case EFI_SUCCESS: -- err = 0; -- break; -- case EFI_INVALID_PARAMETER: -- err = -EINVAL; -- break; -- case EFI_OUT_OF_RESOURCES: -- err = -ENOSPC; -- break; -- case EFI_DEVICE_ERROR: -- err = -EIO; -- break; -- case EFI_WRITE_PROTECTED: -- err = -EROFS; -- break; -- case EFI_SECURITY_VIOLATION: -- err = -EACCES; -- break; -- case EFI_NOT_FOUND: -- err = -ENOENT; -- break; -- case EFI_ABORTED: -- err = -EINTR; -- break; -- default: -- err = -EINVAL; -- } -+ struct efi_error_code *found; -+ size_t num = sizeof(efi_error_codes) / sizeof(struct efi_error_code); - -- return err; -+ found = bsearch((void *)(uintptr_t)status, efi_error_codes, -+ sizeof(struct efi_error_code), num, -+ efi_status_cmp_bsearch); -+ if (!found) -+ return -EINVAL; -+ return found->errno; -+} -+ -+const char * -+efi_status_to_str(efi_status_t status) -+{ -+ struct efi_error_code *found; -+ size_t num = sizeof(efi_error_codes) / sizeof(struct efi_error_code); -+ -+ found = bsearch((void *)(uintptr_t)status, efi_error_codes, -+ sizeof(struct efi_error_code), num, -+ efi_status_cmp_bsearch); -+ if (!found) -+ return "Unknown error code"; -+ return found->description; - } - - static DEFINE_SPINLOCK(efi_mem_reserve_persistent_lock); -diff --git a/drivers/firmware/efi/secureboot.c b/drivers/firmware/efi/secureboot.c -new file mode 100644 -index 000000000000..de0a3714a5d4 ---- /dev/null -+++ b/drivers/firmware/efi/secureboot.c -@@ -0,0 +1,38 @@ -+/* Core kernel secure boot support. -+ * -+ * Copyright (C) 2017 Red Hat, Inc. All Rights Reserved. -+ * Written by David Howells (dhowells@redhat.com) -+ * -+ * This program is free software; you can redistribute it and/or -+ * modify it under the terms of the GNU General Public Licence -+ * as published by the Free Software Foundation; either version -+ * 2 of the Licence, or (at your option) any later version. -+ */ -+ -+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt -+ -+#include <linux/efi.h> -+#include <linux/kernel.h> -+#include <linux/printk.h> -+ -+/* -+ * Decide what to do when UEFI secure boot mode is enabled. -+ */ -+void __init efi_set_secure_boot(enum efi_secureboot_mode mode) -+{ -+ if (efi_enabled(EFI_BOOT)) { -+ switch (mode) { -+ case efi_secureboot_mode_disabled: -+ pr_info("Secure boot disabled\n"); -+ break; -+ case efi_secureboot_mode_enabled: -+ set_bit(EFI_SECURE_BOOT, &efi.flags); -+ pr_info("Secure boot enabled\n"); -+ break; -+ default: -+ pr_warn("Secure boot could not be determined (mode %u)\n", -+ mode); -+ break; -+ } -+ } -+} -diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c -index 212bd87c0c4a..b8b066938e48 100644 ---- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c -+++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c -@@ -114,6 +114,17 @@ static int rockchip_drm_bind(struct device *dev) - struct rockchip_drm_private *private; - int ret; - -+ /* Remove existing drivers that may own the framebuffer memory. */ -+ ret = drm_fb_helper_remove_conflicting_framebuffers(NULL, -+ "rockchip-drm-fb", -+ false); -+ if (ret) { -+ DRM_DEV_ERROR(dev, -+ "Failed to remove existing framebuffers - %d.\n", -+ ret); -+ return ret; -+ } -+ - drm_dev = drm_dev_alloc(&rockchip_drm_driver, dev); - if (IS_ERR(drm_dev)) - return PTR_ERR(drm_dev); -diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c -index 311eee599ce9..2460c6bd46f8 100644 ---- a/drivers/hid/hid-rmi.c -+++ b/drivers/hid/hid-rmi.c -@@ -322,19 +322,12 @@ static int rmi_input_event(struct hid_device *hdev, u8 *data, int size) - { - struct rmi_data *hdata = hid_get_drvdata(hdev); - struct rmi_device *rmi_dev = hdata->xport.rmi_dev; -- unsigned long flags; - - if (!(test_bit(RMI_STARTED, &hdata->flags))) - return 0; - -- local_irq_save(flags); -- - rmi_set_attn_data(rmi_dev, data[1], &data[2], size - 2); - -- generic_handle_irq(hdata->rmi_irq); -- -- local_irq_restore(flags); -- - return 1; - } - -@@ -591,56 +584,6 @@ static const struct rmi_transport_ops hid_rmi_ops = { - .reset = rmi_hid_reset, - }; - --static void rmi_irq_teardown(void *data) --{ -- struct rmi_data *hdata = data; -- struct irq_domain *domain = hdata->domain; -- -- if (!domain) -- return; -- -- irq_dispose_mapping(irq_find_mapping(domain, 0)); -- -- irq_domain_remove(domain); -- hdata->domain = NULL; -- hdata->rmi_irq = 0; --} -- --static int rmi_irq_map(struct irq_domain *h, unsigned int virq, -- irq_hw_number_t hw_irq_num) --{ -- irq_set_chip_and_handler(virq, &dummy_irq_chip, handle_simple_irq); -- -- return 0; --} -- --static const struct irq_domain_ops rmi_irq_ops = { -- .map = rmi_irq_map, --}; -- --static int rmi_setup_irq_domain(struct hid_device *hdev) --{ -- struct rmi_data *hdata = hid_get_drvdata(hdev); -- int ret; -- -- hdata->domain = irq_domain_create_linear(hdev->dev.fwnode, 1, -- &rmi_irq_ops, hdata); -- if (!hdata->domain) -- return -ENOMEM; -- -- ret = devm_add_action_or_reset(&hdev->dev, &rmi_irq_teardown, hdata); -- if (ret) -- return ret; -- -- hdata->rmi_irq = irq_create_mapping(hdata->domain, 0); -- if (hdata->rmi_irq <= 0) { -- hid_err(hdev, "Can't allocate an IRQ\n"); -- return hdata->rmi_irq < 0 ? hdata->rmi_irq : -ENXIO; -- } -- -- return 0; --} -- - static int rmi_probe(struct hid_device *hdev, const struct hid_device_id *id) - { - struct rmi_data *data = NULL; -@@ -713,18 +656,11 @@ static int rmi_probe(struct hid_device *hdev, const struct hid_device_id *id) - - mutex_init(&data->page_mutex); - -- ret = rmi_setup_irq_domain(hdev); -- if (ret) { -- hid_err(hdev, "failed to allocate IRQ domain\n"); -- return ret; -- } -- - if (data->device_flags & RMI_DEVICE_HAS_PHYS_BUTTONS) - rmi_hid_pdata.gpio_data.disable = true; - - data->xport.dev = hdev->dev.parent; - data->xport.pdata = rmi_hid_pdata; -- data->xport.pdata.irq = data->rmi_irq; - data->xport.proto_name = "hid"; - data->xport.ops = &hid_rmi_ops; - -diff --git a/drivers/hwtracing/coresight/coresight-etm4x-core.c b/drivers/hwtracing/coresight/coresight-etm4x-core.c -index 15016f757828..59326b940b3a 100644 ---- a/drivers/hwtracing/coresight/coresight-etm4x-core.c -+++ b/drivers/hwtracing/coresight/coresight-etm4x-core.c -@@ -9,6 +9,7 @@ - #include <linux/init.h> - #include <linux/types.h> - #include <linux/device.h> -+#include <linux/dmi.h> - #include <linux/io.h> - #include <linux/err.h> - #include <linux/fs.h> -@@ -1963,6 +1964,16 @@ static const struct amba_id etm4_ids[] = { - {}, - }; - -+static const struct dmi_system_id broken_coresight[] = { -+ { -+ .matches = { -+ DMI_MATCH(DMI_SYS_VENDOR, "HPE"), -+ DMI_MATCH(DMI_PRODUCT_NAME, "Apollo 70"), -+ }, -+ }, -+ { } /* terminating entry */ -+}; -+ - MODULE_DEVICE_TABLE(amba, etm4_ids); - - static struct amba_driver etm4x_amba_driver = { -@@ -1995,6 +2006,11 @@ static int __init etm4x_init(void) - { - int ret; - -+ if (dmi_check_system(broken_coresight)) { -+ pr_info("ETM4 disabled due to firmware bug\n"); -+ return 0; -+ } -+ - ret = etm4_pm_setup(); - - /* etm4_pm_setup() does its own cleanup - exit on error */ -@@ -2021,6 +2037,9 @@ static int __init etm4x_init(void) - - static void __exit etm4x_exit(void) - { -+ if (dmi_check_system(broken_coresight)) -+ return; -+ - amba_driver_unregister(&etm4x_amba_driver); - platform_driver_unregister(&etm4_platform_driver); - etm4_pm_clear(); -diff --git a/drivers/input/rmi4/rmi_driver.c b/drivers/input/rmi4/rmi_driver.c -index 258d5fe3d395..f7298e3dc8f3 100644 ---- a/drivers/input/rmi4/rmi_driver.c -+++ b/drivers/input/rmi4/rmi_driver.c -@@ -182,34 +182,47 @@ void rmi_set_attn_data(struct rmi_device *rmi_dev, unsigned long irq_status, - attn_data.data = fifo_data; - - kfifo_put(&drvdata->attn_fifo, attn_data); -+ -+ schedule_work(&drvdata->attn_work); - } - EXPORT_SYMBOL_GPL(rmi_set_attn_data); - --static irqreturn_t rmi_irq_fn(int irq, void *dev_id) -+static void attn_callback(struct work_struct *work) - { -- struct rmi_device *rmi_dev = dev_id; -- struct rmi_driver_data *drvdata = dev_get_drvdata(&rmi_dev->dev); -+ struct rmi_driver_data *drvdata = container_of(work, -+ struct rmi_driver_data, -+ attn_work); - struct rmi4_attn_data attn_data = {0}; - int ret, count; - - count = kfifo_get(&drvdata->attn_fifo, &attn_data); -- if (count) { -- *(drvdata->irq_status) = attn_data.irq_status; -- drvdata->attn_data = attn_data; -- } -+ if (!count) -+ return; - -- ret = rmi_process_interrupt_requests(rmi_dev); -+ *(drvdata->irq_status) = attn_data.irq_status; -+ drvdata->attn_data = attn_data; -+ -+ ret = rmi_process_interrupt_requests(drvdata->rmi_dev); - if (ret) -- rmi_dbg(RMI_DEBUG_CORE, &rmi_dev->dev, -+ rmi_dbg(RMI_DEBUG_CORE, &drvdata->rmi_dev->dev, - "Failed to process interrupt request: %d\n", ret); - -- if (count) { -- kfree(attn_data.data); -- drvdata->attn_data.data = NULL; -- } -+ kfree(attn_data.data); -+ drvdata->attn_data.data = NULL; - - if (!kfifo_is_empty(&drvdata->attn_fifo)) -- return rmi_irq_fn(irq, dev_id); -+ schedule_work(&drvdata->attn_work); -+} -+ -+static irqreturn_t rmi_irq_fn(int irq, void *dev_id) -+{ -+ struct rmi_device *rmi_dev = dev_id; -+ int ret; -+ -+ ret = rmi_process_interrupt_requests(rmi_dev); -+ if (ret) -+ rmi_dbg(RMI_DEBUG_CORE, &rmi_dev->dev, -+ "Failed to process interrupt request: %d\n", ret); - - return IRQ_HANDLED; - } -@@ -217,7 +230,6 @@ static irqreturn_t rmi_irq_fn(int irq, void *dev_id) - static int rmi_irq_init(struct rmi_device *rmi_dev) - { - struct rmi_device_platform_data *pdata = rmi_get_platform_data(rmi_dev); -- struct rmi_driver_data *data = dev_get_drvdata(&rmi_dev->dev); - int irq_flags = irq_get_trigger_type(pdata->irq); - int ret; - -@@ -235,8 +247,6 @@ static int rmi_irq_init(struct rmi_device *rmi_dev) - return ret; - } - -- data->enabled = true; -- - return 0; - } - -@@ -886,23 +896,27 @@ void rmi_enable_irq(struct rmi_device *rmi_dev, bool clear_wake) - if (data->enabled) - goto out; - -- enable_irq(irq); -- data->enabled = true; -- if (clear_wake && device_may_wakeup(rmi_dev->xport->dev)) { -- retval = disable_irq_wake(irq); -- if (retval) -- dev_warn(&rmi_dev->dev, -- "Failed to disable irq for wake: %d\n", -- retval); -- } -+ if (irq) { -+ enable_irq(irq); -+ data->enabled = true; -+ if (clear_wake && device_may_wakeup(rmi_dev->xport->dev)) { -+ retval = disable_irq_wake(irq); -+ if (retval) -+ dev_warn(&rmi_dev->dev, -+ "Failed to disable irq for wake: %d\n", -+ retval); -+ } - -- /* -- * Call rmi_process_interrupt_requests() after enabling irq, -- * otherwise we may lose interrupt on edge-triggered systems. -- */ -- irq_flags = irq_get_trigger_type(pdata->irq); -- if (irq_flags & IRQ_TYPE_EDGE_BOTH) -- rmi_process_interrupt_requests(rmi_dev); -+ /* -+ * Call rmi_process_interrupt_requests() after enabling irq, -+ * otherwise we may lose interrupt on edge-triggered systems. -+ */ -+ irq_flags = irq_get_trigger_type(pdata->irq); -+ if (irq_flags & IRQ_TYPE_EDGE_BOTH) -+ rmi_process_interrupt_requests(rmi_dev); -+ } else { -+ data->enabled = true; -+ } - - out: - mutex_unlock(&data->enabled_mutex); -@@ -922,20 +936,22 @@ void rmi_disable_irq(struct rmi_device *rmi_dev, bool enable_wake) - goto out; - - data->enabled = false; -- disable_irq(irq); -- if (enable_wake && device_may_wakeup(rmi_dev->xport->dev)) { -- retval = enable_irq_wake(irq); -- if (retval) -- dev_warn(&rmi_dev->dev, -- "Failed to enable irq for wake: %d\n", -- retval); -- } -- -- /* make sure the fifo is clean */ -- while (!kfifo_is_empty(&data->attn_fifo)) { -- count = kfifo_get(&data->attn_fifo, &attn_data); -- if (count) -- kfree(attn_data.data); -+ if (irq) { -+ disable_irq(irq); -+ if (enable_wake && device_may_wakeup(rmi_dev->xport->dev)) { -+ retval = enable_irq_wake(irq); -+ if (retval) -+ dev_warn(&rmi_dev->dev, -+ "Failed to enable irq for wake: %d\n", -+ retval); -+ } -+ } else { -+ /* make sure the fifo is clean */ -+ while (!kfifo_is_empty(&data->attn_fifo)) { -+ count = kfifo_get(&data->attn_fifo, &attn_data); -+ if (count) -+ kfree(attn_data.data); -+ } - } - - out: -@@ -981,6 +997,8 @@ static int rmi_driver_remove(struct device *dev) - irq_domain_remove(data->irqdomain); - data->irqdomain = NULL; - -+ cancel_work_sync(&data->attn_work); -+ - rmi_f34_remove_sysfs(rmi_dev); - rmi_free_function_list(rmi_dev); - -@@ -1219,9 +1237,15 @@ static int rmi_driver_probe(struct device *dev) - } - } - -- retval = rmi_irq_init(rmi_dev); -- if (retval < 0) -- goto err_destroy_functions; -+ if (pdata->irq) { -+ retval = rmi_irq_init(rmi_dev); -+ if (retval < 0) -+ goto err_destroy_functions; -+ } -+ -+ data->enabled = true; -+ -+ INIT_WORK(&data->attn_work, attn_callback); - - if (data->f01_container->dev.driver) { - /* Driver already bound, so enable ATTN now. */ -diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c -index e10cfa99057c..8970806f7b61 100644 ---- a/drivers/iommu/iommu.c -+++ b/drivers/iommu/iommu.c -@@ -7,6 +7,7 @@ - #define pr_fmt(fmt) "iommu: " fmt - - #include <linux/device.h> -+#include <linux/dmi.h> - #include <linux/kernel.h> - #include <linux/bug.h> - #include <linux/types.h> -@@ -3055,6 +3056,27 @@ u32 iommu_sva_get_pasid(struct iommu_sva *handle) - } - EXPORT_SYMBOL_GPL(iommu_sva_get_pasid); - -+#ifdef CONFIG_ARM64 -+static int __init iommu_quirks(void) -+{ -+ const char *vendor, *name; -+ -+ vendor = dmi_get_system_info(DMI_SYS_VENDOR); -+ name = dmi_get_system_info(DMI_PRODUCT_NAME); -+ -+ if (vendor && -+ (strncmp(vendor, "GIGABYTE", 8) == 0 && name && -+ (strncmp(name, "R120", 4) == 0 || -+ strncmp(name, "R270", 4) == 0))) { -+ pr_warn("Gigabyte %s detected, force iommu passthrough mode", name); -+ iommu_def_domain_type = IOMMU_DOMAIN_IDENTITY; -+ } -+ -+ return 0; -+} -+arch_initcall(iommu_quirks); -+#endif -+ - /* - * Changes the default domain of an iommu group that has *only* one device - * -diff --git a/drivers/pci/controller/dwc/Makefile b/drivers/pci/controller/dwc/Makefile -index a751553fa0db..dbb981876556 100644 ---- a/drivers/pci/controller/dwc/Makefile -+++ b/drivers/pci/controller/dwc/Makefile -@@ -17,7 +17,6 @@ obj-$(CONFIG_PCIE_INTEL_GW) += pcie-intel-gw.o - obj-$(CONFIG_PCIE_KIRIN) += pcie-kirin.o - obj-$(CONFIG_PCIE_HISI_STB) += pcie-histb.o - obj-$(CONFIG_PCI_MESON) += pci-meson.o --obj-$(CONFIG_PCIE_TEGRA194) += pcie-tegra194.o - obj-$(CONFIG_PCIE_UNIPHIER) += pcie-uniphier.o - obj-$(CONFIG_PCIE_UNIPHIER_EP) += pcie-uniphier-ep.o - -@@ -34,4 +33,5 @@ obj-$(CONFIG_PCIE_UNIPHIER_EP) += pcie-uniphier-ep.o - ifdef CONFIG_PCI - obj-$(CONFIG_ARM64) += pcie-al.o - obj-$(CONFIG_ARM64) += pcie-hisi.o -+obj-$(CONFIG_ARM64) += pcie-tegra194.o - endif -diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c -index 0e94190ca4e8..dfc5d6772e64 100644 ---- a/drivers/pci/controller/dwc/pcie-tegra194.c -+++ b/drivers/pci/controller/dwc/pcie-tegra194.c -@@ -22,6 +22,8 @@ - #include <linux/of_irq.h> - #include <linux/of_pci.h> - #include <linux/pci.h> -+#include <linux/pci-acpi.h> -+#include <linux/pci-ecam.h> - #include <linux/phy/phy.h> - #include <linux/pinctrl/consumer.h> - #include <linux/platform_device.h> -@@ -311,6 +313,104 @@ struct tegra_pcie_dw_of_data { - enum dw_pcie_device_mode mode; - }; - -+#if defined(CONFIG_ACPI) && defined(CONFIG_PCI_QUIRKS) -+struct tegra194_pcie_ecam { -+ void __iomem *config_base; -+ void __iomem *iatu_base; -+ void __iomem *dbi_base; -+}; -+ -+static int tegra194_acpi_init(struct pci_config_window *cfg) -+{ -+ struct device *dev = cfg->parent; -+ struct tegra194_pcie_ecam *pcie_ecam; -+ -+ pcie_ecam = devm_kzalloc(dev, sizeof(*pcie_ecam), GFP_KERNEL); -+ if (!pcie_ecam) -+ return -ENOMEM; -+ -+ pcie_ecam->config_base = cfg->win; -+ pcie_ecam->iatu_base = cfg->win + SZ_256K; -+ pcie_ecam->dbi_base = cfg->win + SZ_512K; -+ cfg->priv = pcie_ecam; -+ -+ return 0; -+} -+ -+static void atu_reg_write(struct tegra194_pcie_ecam *pcie_ecam, int index, -+ u32 val, u32 reg) -+{ -+ u32 offset = PCIE_GET_ATU_OUTB_UNR_REG_OFFSET(index); -+ -+ writel(val, pcie_ecam->iatu_base + offset + reg); -+} -+ -+static void program_outbound_atu(struct tegra194_pcie_ecam *pcie_ecam, -+ int index, int type, u64 cpu_addr, -+ u64 pci_addr, u64 size) -+{ -+ atu_reg_write(pcie_ecam, index, lower_32_bits(cpu_addr), -+ PCIE_ATU_LOWER_BASE); -+ atu_reg_write(pcie_ecam, index, upper_32_bits(cpu_addr), -+ PCIE_ATU_UPPER_BASE); -+ atu_reg_write(pcie_ecam, index, lower_32_bits(pci_addr), -+ PCIE_ATU_LOWER_TARGET); -+ atu_reg_write(pcie_ecam, index, lower_32_bits(cpu_addr + size - 1), -+ PCIE_ATU_LIMIT); -+ atu_reg_write(pcie_ecam, index, upper_32_bits(pci_addr), -+ PCIE_ATU_UPPER_TARGET); -+ atu_reg_write(pcie_ecam, index, type, PCIE_ATU_CR1); -+ atu_reg_write(pcie_ecam, index, PCIE_ATU_ENABLE, PCIE_ATU_CR2); -+} -+ -+static void __iomem *tegra194_map_bus(struct pci_bus *bus, -+ unsigned int devfn, int where) -+{ -+ struct pci_config_window *cfg = bus->sysdata; -+ struct tegra194_pcie_ecam *pcie_ecam = cfg->priv; -+ u32 busdev; -+ int type; -+ -+ if (bus->number < cfg->busr.start || bus->number > cfg->busr.end) -+ return NULL; -+ -+ if (bus->number == cfg->busr.start) { -+ if (PCI_SLOT(devfn) == 0) -+ return pcie_ecam->dbi_base + where; -+ else -+ return NULL; -+ } -+ -+ busdev = PCIE_ATU_BUS(bus->number) | PCIE_ATU_DEV(PCI_SLOT(devfn)) | -+ PCIE_ATU_FUNC(PCI_FUNC(devfn)); -+ -+ if (bus->parent->number == cfg->busr.start) { -+ if (PCI_SLOT(devfn) == 0) -+ type = PCIE_ATU_TYPE_CFG0; -+ else -+ return NULL; -+ } else { -+ type = PCIE_ATU_TYPE_CFG1; -+ } -+ -+ program_outbound_atu(pcie_ecam, 0, type, cfg->res.start, busdev, -+ SZ_256K); -+ -+ return pcie_ecam->config_base + where; -+} -+ -+const struct pci_ecam_ops tegra194_pcie_ops = { -+ .init = tegra194_acpi_init, -+ .pci_ops = { -+ .map_bus = tegra194_map_bus, -+ .read = pci_generic_config_read, -+ .write = pci_generic_config_write, -+ } -+}; -+#endif /* defined(CONFIG_ACPI) && defined(CONFIG_PCI_QUIRKS) */ -+ -+#ifdef CONFIG_PCIE_TEGRA194 -+ - static inline struct tegra_pcie_dw *to_tegra_pcie(struct dw_pcie *pci) - { - return container_of(pci, struct tegra_pcie_dw, pci); -@@ -2311,3 +2411,6 @@ MODULE_DEVICE_TABLE(of, tegra_pcie_dw_of_match); - MODULE_AUTHOR("Vidya Sagar <vidyas@nvidia.com>"); - MODULE_DESCRIPTION("NVIDIA PCIe host controller driver"); - MODULE_LICENSE("GPL v2"); -+ -+#endif /* CONFIG_PCIE_TEGRA194 */ -+ -diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c -index 7bf76bca888d..804c0bc8bb4d 100644 ---- a/drivers/pci/quirks.c -+++ b/drivers/pci/quirks.c -@@ -4230,6 +4230,30 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 0x9000, - DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 0x9084, - quirk_bridge_cavm_thrx2_pcie_root); - -+/* -+ * PCI BAR 5 is not setup correctly for the on-board AHCI controller -+ * on Broadcom's Vulcan processor. Added a quirk to fix BAR 5 by -+ * using BAR 4's resources which are populated correctly and NOT -+ * actually used by the AHCI controller. -+ */ -+static void quirk_fix_vulcan_ahci_bars(struct pci_dev *dev) -+{ -+ struct resource *r = &dev->resource[4]; -+ -+ if (!(r->flags & IORESOURCE_MEM) || (r->start == 0)) -+ return; -+ -+ /* Set BAR5 resource to BAR4 */ -+ dev->resource[5] = *r; -+ -+ /* Update BAR5 in pci config space */ -+ pci_write_config_dword(dev, PCI_BASE_ADDRESS_5, r->start); -+ -+ /* Clear BAR4's resource */ -+ memset(r, 0, sizeof(*r)); -+} -+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 0x9027, quirk_fix_vulcan_ahci_bars); -+ - /* - * Intersil/Techwell TW686[4589]-based video capture cards have an empty (zero) - * class code. Fix it. -diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c -index c30f6047410f..3d4c311bf87c 100644 ---- a/drivers/scsi/smartpqi/smartpqi_init.c -+++ b/drivers/scsi/smartpqi/smartpqi_init.c -@@ -8337,6 +8337,18 @@ static const struct pci_device_id pqi_pci_id_table[] = { - PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f, - 0x19e5, 0xd22c) - }, -+ { -+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f, -+ 0x1bd4, 0x004a) -+ }, -+ { -+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f, -+ 0x1bd4, 0x004b) -+ }, -+ { -+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f, -+ 0x1bd4, 0x004c) -+ }, - { - PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f, - PCI_VENDOR_ID_ADAPTEC2, 0x0110) -@@ -8593,6 +8605,10 @@ static const struct pci_device_id pqi_pci_id_table[] = { - PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f, - PCI_VENDOR_ID_ADVANTECH, 0x8312) - }, -+ { -+ PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f, -+ PCI_VENDOR_ID_ADVANTECH, 0x8312) -+ }, - { - PCI_DEVICE_SUB(PCI_VENDOR_ID_ADAPTEC2, 0x028f, - PCI_VENDOR_ID_DELL, 0x1fe0) -diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c -index 6ebb8bd92e9d..bf06d4a8b2ec 100644 ---- a/drivers/usb/core/hub.c -+++ b/drivers/usb/core/hub.c -@@ -5534,6 +5534,13 @@ static void hub_event(struct work_struct *work) - (u16) hub->change_bits[0], - (u16) hub->event_bits[0]); - -+ /* Don't disconnect USB-SATA on TrimSlice */ -+ if (strcmp(dev_name(hdev->bus->controller), "tegra-ehci.0") == 0) { -+ if ((hdev->state == 7) && (hub->change_bits[0] == 0) && -+ (hub->event_bits[0] == 0x2)) -+ hub->event_bits[0] = 0; -+ } -+ - /* Lock the device, then check to see if we were - * disconnected while waiting for the lock to succeed. */ - usb_lock_device(hdev); -diff --git a/include/linux/efi.h b/include/linux/efi.h -index 6b5d36babfcc..fd4a5d66a9d0 100644 ---- a/include/linux/efi.h -+++ b/include/linux/efi.h -@@ -43,6 +43,8 @@ - #define EFI_ABORTED (21 | (1UL << (BITS_PER_LONG-1))) - #define EFI_SECURITY_VIOLATION (26 | (1UL << (BITS_PER_LONG-1))) - -+#define EFI_IS_ERROR(x) ((x) & (1UL << (BITS_PER_LONG-1))) -+ - typedef unsigned long efi_status_t; - typedef u8 efi_bool_t; - typedef u16 efi_char16_t; /* UNICODE character */ -@@ -782,6 +784,14 @@ extern int __init efi_setup_pcdp_console(char *); - #define EFI_MEM_ATTR 10 /* Did firmware publish an EFI_MEMORY_ATTRIBUTES table? */ - #define EFI_MEM_NO_SOFT_RESERVE 11 /* Is the kernel configured to ignore soft reservations? */ - #define EFI_PRESERVE_BS_REGIONS 12 /* Are EFI boot-services memory segments available? */ -+#define EFI_SECURE_BOOT 13 /* Are we in Secure Boot mode? */ -+ -+enum efi_secureboot_mode { -+ efi_secureboot_mode_unset, -+ efi_secureboot_mode_unknown, -+ efi_secureboot_mode_disabled, -+ efi_secureboot_mode_enabled, -+}; - - #ifdef CONFIG_EFI - /* -@@ -793,6 +803,8 @@ static inline bool efi_enabled(int feature) - } - extern void efi_reboot(enum reboot_mode reboot_mode, const char *__unused); - -+extern void __init efi_set_secure_boot(enum efi_secureboot_mode mode); -+ - bool __pure __efi_soft_reserve_enabled(void); - - static inline bool __pure efi_soft_reserve_enabled(void) -@@ -813,6 +825,8 @@ static inline bool efi_enabled(int feature) - static inline void - efi_reboot(enum reboot_mode reboot_mode, const char *__unused) {} - -+static inline void efi_set_secure_boot(enum efi_secureboot_mode mode) {} -+ - static inline bool efi_soft_reserve_enabled(void) - { - return false; -@@ -825,6 +839,7 @@ static inline bool efi_rt_services_supported(unsigned int mask) - #endif - - extern int efi_status_to_err(efi_status_t status); -+extern const char *efi_status_to_str(efi_status_t status); - - /* - * Variable Attributes -@@ -1077,13 +1092,6 @@ static inline bool efi_runtime_disabled(void) { return true; } - extern void efi_call_virt_check_flags(unsigned long flags, const char *call); - extern unsigned long efi_call_virt_save_flags(void); - --enum efi_secureboot_mode { -- efi_secureboot_mode_unset, -- efi_secureboot_mode_unknown, -- efi_secureboot_mode_disabled, -- efi_secureboot_mode_enabled, --}; -- - static inline - enum efi_secureboot_mode efi_get_secureboot_mode(efi_get_variable_t *get_var) - { -diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h -index 477a597db013..1719a0020891 100644 ---- a/include/linux/lsm_hook_defs.h -+++ b/include/linux/lsm_hook_defs.h -@@ -390,6 +390,8 @@ LSM_HOOK(void, LSM_RET_VOID, bpf_prog_free_security, struct bpf_prog_aux *aux) - #endif /* CONFIG_BPF_SYSCALL */ - - LSM_HOOK(int, 0, locked_down, enum lockdown_reason what) -+LSM_HOOK(int, 0, lock_kernel_down, const char *where, enum lockdown_reason level) -+ - - #ifdef CONFIG_PERF_EVENTS - LSM_HOOK(int, 0, perf_event_open, struct perf_event_attr *attr, int type) -diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h -index fb7f3193753d..0f91ae3361e6 100644 ---- a/include/linux/lsm_hooks.h -+++ b/include/linux/lsm_hooks.h -@@ -1530,6 +1530,12 @@ - * - * @what: kernel feature being accessed - * -+ * @lock_kernel_down -+ * Put the kernel into lock-down mode. -+ * -+ * @where: Where the lock-down is originating from (e.g. command line option) -+ * @level: The lock-down level (can only increase) -+ * - * Security hooks for perf events - * - * @perf_event_open: -diff --git a/include/linux/pci-ecam.h b/include/linux/pci-ecam.h -index 65d3d83015c3..fbdadd4d8377 100644 ---- a/include/linux/pci-ecam.h -+++ b/include/linux/pci-ecam.h -@@ -85,6 +85,7 @@ extern const struct pci_ecam_ops pci_thunder_ecam_ops; /* Cavium ThunderX 1.x */ - extern const struct pci_ecam_ops xgene_v1_pcie_ecam_ops; /* APM X-Gene PCIe v1 */ - extern const struct pci_ecam_ops xgene_v2_pcie_ecam_ops; /* APM X-Gene PCIe v2.x */ - extern const struct pci_ecam_ops al_pcie_ops; /* Amazon Annapurna Labs PCIe */ -+extern const struct pci_ecam_ops tegra194_pcie_ops; /* Tegra194 PCIe */ - #endif - - #if IS_ENABLED(CONFIG_PCI_HOST_COMMON) -diff --git a/include/linux/rmi.h b/include/linux/rmi.h -index ab7eea01ab42..fff7c5f737fc 100644 ---- a/include/linux/rmi.h -+++ b/include/linux/rmi.h -@@ -364,6 +364,7 @@ struct rmi_driver_data { - - struct rmi4_attn_data attn_data; - DECLARE_KFIFO(attn_fifo, struct rmi4_attn_data, 16); -+ struct work_struct attn_work; - }; - - int rmi_register_transport_device(struct rmi_transport_dev *xport); -diff --git a/include/linux/security.h b/include/linux/security.h -index 8aeebd6646dc..7737a5d71168 100644 ---- a/include/linux/security.h -+++ b/include/linux/security.h -@@ -468,6 +468,7 @@ int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen); - int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen); - int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen); - int security_locked_down(enum lockdown_reason what); -+int security_lock_kernel_down(const char *where, enum lockdown_reason level); - #else /* CONFIG_SECURITY */ - - static inline int call_blocking_lsm_notifier(enum lsm_event event, void *data) -@@ -1329,6 +1330,10 @@ static inline int security_locked_down(enum lockdown_reason what) - { - return 0; - } -+static inline int security_lock_kernel_down(const char *where, enum lockdown_reason level) -+{ -+ return 0; -+} - #endif /* CONFIG_SECURITY */ - - #if defined(CONFIG_SECURITY) && defined(CONFIG_WATCH_QUEUE) -diff --git a/kernel/crash_core.c b/kernel/crash_core.c -index 684a6061a13a..220579c0e963 100644 ---- a/kernel/crash_core.c -+++ b/kernel/crash_core.c -@@ -7,6 +7,7 @@ - #include <linux/crash_core.h> - #include <linux/utsname.h> - #include <linux/vmalloc.h> -+#include <linux/sizes.h> - - #include <asm/page.h> - #include <asm/sections.h> -@@ -41,6 +42,15 @@ static int __init parse_crashkernel_mem(char *cmdline, - unsigned long long *crash_base) - { - char *cur = cmdline, *tmp; -+ unsigned long long total_mem = system_ram; -+ -+ /* -+ * Firmware sometimes reserves some memory regions for it's own use. -+ * so we get less than actual system memory size. -+ * Workaround this by round up the total size to 128M which is -+ * enough for most test cases. -+ */ -+ total_mem = roundup(total_mem, SZ_128M); - - /* for each entry of the comma-separated list */ - do { -@@ -85,13 +95,13 @@ static int __init parse_crashkernel_mem(char *cmdline, - return -EINVAL; - } - cur = tmp; -- if (size >= system_ram) { -+ if (size >= total_mem) { - pr_warn("crashkernel: invalid size\n"); - return -EINVAL; - } - - /* match ? */ -- if (system_ram >= start && system_ram < end) { -+ if (total_mem >= start && total_mem < end) { - *crash_size = size; - break; - } -@@ -250,6 +260,20 @@ static int __init __parse_crashkernel(char *cmdline, - if (suffix) - return parse_crashkernel_suffix(ck_cmdline, crash_size, - suffix); -+ -+ if (strncmp(ck_cmdline, "auto", 4) == 0) { -+#ifdef CONFIG_X86_64 -+ ck_cmdline = "1G-64G:160M,64G-1T:256M,1T-:512M"; -+#elif defined(CONFIG_S390) -+ ck_cmdline = "4G-64G:160M,64G-1T:256M,1T-:512M"; -+#elif defined(CONFIG_ARM64) -+ ck_cmdline = "2G-:512M"; -+#elif defined(CONFIG_PPC64) -+ ck_cmdline = "2G-4G:384M,4G-16G:512M,16G-64G:1G,64G-128G:2G,128G-:4G"; -+#endif -+ pr_info("Using crashkernel=auto, the size chosen is a best effort estimation.\n"); -+ } -+ - /* - * if the commandline contains a ':', then that's the extended - * syntax -- if not, it must be the classic syntax -diff --git a/kernel/module_signing.c b/kernel/module_signing.c -index 8723ae70ea1f..fb2d773498c2 100644 ---- a/kernel/module_signing.c -+++ b/kernel/module_signing.c -@@ -38,8 +38,15 @@ int mod_verify_sig(const void *mod, struct load_info *info) - modlen -= sig_len + sizeof(ms); - info->len = modlen; - -- return verify_pkcs7_signature(mod, modlen, mod + modlen, sig_len, -+ ret = verify_pkcs7_signature(mod, modlen, mod + modlen, sig_len, - VERIFY_USE_SECONDARY_KEYRING, - VERIFYING_MODULE_SIGNATURE, - NULL, NULL); -+ if (ret == -ENOKEY && IS_ENABLED(CONFIG_INTEGRITY_PLATFORM_KEYRING)) { -+ ret = verify_pkcs7_signature(mod, modlen, mod + modlen, sig_len, -+ VERIFY_USE_PLATFORM_KEYRING, -+ VERIFYING_MODULE_SIGNATURE, -+ NULL, NULL); -+ } -+ return ret; - } -diff --git a/security/integrity/platform_certs/load_uefi.c b/security/integrity/platform_certs/load_uefi.c -index f290f78c3f30..d3e7ae04f5be 100644 ---- a/security/integrity/platform_certs/load_uefi.c -+++ b/security/integrity/platform_certs/load_uefi.c -@@ -46,7 +46,8 @@ static __init void *get_cert_list(efi_char16_t *name, efi_guid_t *guid, - return NULL; - - if (*status != EFI_BUFFER_TOO_SMALL) { -- pr_err("Couldn't get size: 0x%lx\n", *status); -+ pr_err("Couldn't get size: %s (0x%lx)\n", -+ efi_status_to_str(*status), *status); - return NULL; - } - -@@ -57,7 +58,8 @@ static __init void *get_cert_list(efi_char16_t *name, efi_guid_t *guid, - *status = efi.get_variable(name, guid, NULL, &lsize, db); - if (*status != EFI_SUCCESS) { - kfree(db); -- pr_err("Error reading db var: 0x%lx\n", *status); -+ pr_err("Error reading db var: %s (0x%lx)\n", -+ efi_status_to_str(*status), *status); - return NULL; - } - -diff --git a/security/lockdown/Kconfig b/security/lockdown/Kconfig -index e84ddf484010..d0501353a4b9 100644 ---- a/security/lockdown/Kconfig -+++ b/security/lockdown/Kconfig -@@ -16,6 +16,19 @@ config SECURITY_LOCKDOWN_LSM_EARLY - subsystem is fully initialised. If enabled, lockdown will - unconditionally be called before any other LSMs. - -+config LOCK_DOWN_IN_EFI_SECURE_BOOT -+ bool "Lock down the kernel in EFI Secure Boot mode" -+ default n -+ depends on EFI && SECURITY_LOCKDOWN_LSM_EARLY -+ help -+ UEFI Secure Boot provides a mechanism for ensuring that the firmware -+ will only load signed bootloaders and kernels. Secure boot mode may -+ be determined from EFI variables provided by the system firmware if -+ not indicated by the boot parameters. -+ -+ Enabling this option results in kernel lockdown being triggered if -+ EFI Secure Boot is set. -+ - choice - prompt "Kernel default lockdown mode" - default LOCK_DOWN_KERNEL_FORCE_NONE -diff --git a/security/lockdown/lockdown.c b/security/lockdown/lockdown.c -index 87cbdc64d272..18555cf18da7 100644 ---- a/security/lockdown/lockdown.c -+++ b/security/lockdown/lockdown.c -@@ -73,6 +73,7 @@ static int lockdown_is_locked_down(enum lockdown_reason what) - - static struct security_hook_list lockdown_hooks[] __lsm_ro_after_init = { - LSM_HOOK_INIT(locked_down, lockdown_is_locked_down), -+ LSM_HOOK_INIT(lock_kernel_down, lock_kernel_down), - }; - - static int __init lockdown_lsm_init(void) -diff --git a/security/security.c b/security/security.c -index 5ac96b16f8fa..fc47d6de57ee 100644 ---- a/security/security.c -+++ b/security/security.c -@@ -2547,6 +2547,12 @@ int security_locked_down(enum lockdown_reason what) - } - EXPORT_SYMBOL(security_locked_down); - -+int security_lock_kernel_down(const char *where, enum lockdown_reason level) -+{ -+ return call_int_hook(lock_kernel_down, 0, where, level); -+} -+EXPORT_SYMBOL(security_lock_kernel_down); -+ - #ifdef CONFIG_PERF_EVENTS - int security_perf_event_open(struct perf_event_attr *attr, int type) - { -diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c -index ddd097790d47..eca9fc0ba764 100644 ---- a/security/selinux/hooks.c -+++ b/security/selinux/hooks.c -@@ -760,7 +760,8 @@ static int selinux_set_mnt_opts(struct super_block *sb, - if (sb->s_user_ns != &init_user_ns && - strcmp(sb->s_type->name, "tmpfs") && - strcmp(sb->s_type->name, "ramfs") && -- strcmp(sb->s_type->name, "devpts")) { -+ strcmp(sb->s_type->name, "devpts") && -+ strcmp(sb->s_type->name, "overlay")) { - if (context_sid || fscontext_sid || rootcontext_sid || - defcontext_sid) { - rc = -EACCES; |