diff --git a/.gitignore b/.gitignore index 12d63e1fd..d9848a9a2 100644 --- a/.gitignore +++ b/.gitignore @@ -1,2 +1,11 @@ +clog *.xz +*.gz *.bz2 +*.rpm +*.orig +*.sign +kernel-[2345]*/ +perf-man-*.tar.gz +kernel-headers/ +kernel-tools/ diff --git a/0001-ACPI-APEI-arm64-Ignore-broken-HPE-moonshot-APEI-supp.patch b/0001-ACPI-APEI-arm64-Ignore-broken-HPE-moonshot-APEI-supp.patch new file mode 100644 index 000000000..1a5bec6ce --- /dev/null +++ b/0001-ACPI-APEI-arm64-Ignore-broken-HPE-moonshot-APEI-supp.patch @@ -0,0 +1,71 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Al Stone +Date: Tue, 27 Feb 2018 00:21:23 -0500 +Subject: [PATCH] ACPI: APEI: arm64: Ignore broken HPE moonshot APEI support + +Message-id: <20180227002123.21608-1-ahs3@redhat.com> +Patchwork-id: 206052 +O-Subject: [RHEL8 BZ1518076 PATCH] ACPI: APEI: arm64: Ignore broken HPE moonshot APEI support +Bugzilla: 1518076 +RH-Acked-by: Mark Salter +RH-Acked-by: Jeremy McNicoll + +Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1518076 +Brew: https://brewweb.engineering.redhat.com/brew/taskinfo?taskID=15417197 +Tested: compile-only; several other patches are required for full booting + QE has tested limited boot (see comment#12 of BZ) + +This is a re-post of a RHEL-ALT-7.5 patch specific to aarch64 moonshots +that we use in beaker. It is required for these machines to boot. + + commit 8a663a264863efedf8bb4a9d76ac603920fdd739 + Author: Robert Richter + Date: Wed Aug 16 19:49:30 2017 -0400 + + [acpi] APEI: arm64: Ignore broken HPE moonshot APEI support + + From: Mark Salter + Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1344237 + Brew: https://brewweb.engineering.redhat.com/brew/taskinfo?taskID=13768971 + Tested: Booted on moonshot with patched 4.11.0-20 kernel + Upstream: RHEL-only + + The aarch64 HP moonshot platforms we have in beaker and elsewhere have + a firmware bug which causes a spurious fatal memory error via APEI at + boot time. This platform is no longer supported and no further firmware + updates are expected. This is a downstream-only hack to avoid the problem + by bailing out of HEST table probing if we detect a moonshot HEST table. + + Signed-off-by: Mark Salter + Signed-off-by: Robert Richter + Signed-off-by: Herton R. Krzesinski + +Upstream Status: RHEL only +Signed-off-by: Al Stone +Signed-off-by: Herton R. Krzesinski +--- + drivers/acpi/apei/hest.c | 8 ++++++++ + 1 file changed, 8 insertions(+) + +diff --git a/drivers/acpi/apei/hest.c b/drivers/acpi/apei/hest.c +index 953a2fae8b15..7ea07f7da582 100644 +--- a/drivers/acpi/apei/hest.c ++++ b/drivers/acpi/apei/hest.c +@@ -88,6 +88,14 @@ 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); +-- +2.26.2 + diff --git a/0001-ACPI-irq-Workaround-firmware-issue-on-X-Gene-based-m.patch b/0001-ACPI-irq-Workaround-firmware-issue-on-X-Gene-based-m.patch new file mode 100644 index 000000000..1cc560ee8 --- /dev/null +++ b/0001-ACPI-irq-Workaround-firmware-issue-on-X-Gene-based-m.patch @@ -0,0 +1,75 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Mark Salter +Date: Thu, 10 May 2018 17:38:43 -0400 +Subject: [PATCH] ACPI / irq: Workaround firmware issue on X-Gene based m400 + +Message-id: <20180510173844.29580-3-msalter@redhat.com> +Patchwork-id: 214383 +O-Subject: [RHEL-8 BZ1519554 2/3] ACPI / irq: Workaround firmware issue on X-Gene based m400 +Bugzilla: 1519554 +RH-Acked-by: Al Stone +RH-Acked-by: Tony Camuso + +Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1519554 +Brew: https://brewweb.engineering.redhat.com/brew/taskinfo?taskID=16144520 + +The ACPI firmware on the xgene-based m400 platorms erroneously +describes its UART interrupt as ACPI_PRODUCER rather than +ACPI_CONSUMER. This leads to the UART driver being unable to +find its interrupt and the kernel unable find a console. +Work around this by avoiding the producer/consumer check +for X-Gene UARTs. + +Upstream Status: RHEL only +Signed-off-by: Mark Salter +Signed-off-by: Herton R. Krzesinski +--- + drivers/acpi/irq.c | 17 +++++++++++++++-- + 1 file changed, 15 insertions(+), 2 deletions(-) + +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; + } +-- +2.26.2 + diff --git a/0001-ARM-fix-__get_user_check-in-case-uaccess_-calls-are-.patch b/0001-ARM-fix-__get_user_check-in-case-uaccess_-calls-are-.patch new file mode 100644 index 000000000..c5a43608f --- /dev/null +++ b/0001-ARM-fix-__get_user_check-in-case-uaccess_-calls-are-.patch @@ -0,0 +1,86 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Masahiro Yamada +Date: Mon, 30 Sep 2019 14:59:25 +0900 +Subject: [PATCH] ARM: fix __get_user_check() in case uaccess_* calls are not + inlined + +KernelCI reports that bcm2835_defconfig is no longer booting since +commit ac7c3e4ff401 ("compiler: enable CONFIG_OPTIMIZE_INLINING +forcibly"): + + https://lkml.org/lkml/2019/9/26/825 + +I also received a regression report from Nicolas Saenz Julienne: + + https://lkml.org/lkml/2019/9/27/263 + +This problem has cropped up on arch/arm/config/bcm2835_defconfig +because it enables CONFIG_CC_OPTIMIZE_FOR_SIZE. The compiler tends +to prefer not inlining functions with -Os. I was able to reproduce +it with other boards and defconfig files by manually enabling +CONFIG_CC_OPTIMIZE_FOR_SIZE. + +The __get_user_check() specifically uses r0, r1, r2 registers. +So, uaccess_save_and_enable() and uaccess_restore() must be inlined +in order to avoid those registers being overwritten in the callees. + +Prior to commit 9012d011660e ("compiler: allow all arches to enable +CONFIG_OPTIMIZE_INLINING"), the 'inline' marker was always enough for +inlining functions, except on x86. + +Since that commit, all architectures can enable CONFIG_OPTIMIZE_INLINING. +So, __always_inline is now the only guaranteed way of forcible inlining. + +I want to keep as much compiler's freedom as possible about the inlining +decision. So, I changed the function call order instead of adding +__always_inline around. + +Call uaccess_save_and_enable() before assigning the __p ("r0"), and +uaccess_restore() after evacuating the __e ("r0"). + +Fixes: 9012d011660e ("compiler: allow all arches to enable CONFIG_OPTIMIZE_INLINING") +Reported-by: "kernelci.org bot" +Reported-by: Nicolas Saenz Julienne +Signed-off-by: Masahiro Yamada +Acked-by: Arnd Bergmann +Tested-by: Nicolas Saenz Julienne +Tested-by: Fabrizio Castro +Tested-by: Geert Uytterhoeven +--- + arch/arm/include/asm/uaccess.h | 8 +++++--- + 1 file changed, 5 insertions(+), 3 deletions(-) + +diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h +index 98c6b91be4a8..60055827dddc 100644 +--- a/arch/arm/include/asm/uaccess.h ++++ b/arch/arm/include/asm/uaccess.h +@@ -191,11 +191,12 @@ extern int __get_user_64t_4(void *); + #define __get_user_check(x, p) \ + ({ \ + unsigned long __limit = current_thread_info()->addr_limit - 1; \ ++ unsigned int __ua_flags = uaccess_save_and_enable(); \ + register typeof(*(p)) __user *__p asm("r0") = (p); \ + register __inttype(x) __r2 asm("r2"); \ + register unsigned long __l asm("r1") = __limit; \ + register int __e asm("r0"); \ +- unsigned int __ua_flags = uaccess_save_and_enable(); \ ++ unsigned int __err; \ + switch (sizeof(*(__p))) { \ + case 1: \ + if (sizeof((x)) >= 8) \ +@@ -223,9 +224,10 @@ extern int __get_user_64t_4(void *); + break; \ + default: __e = __get_user_bad(); break; \ + } \ +- uaccess_restore(__ua_flags); \ ++ __err = __e; \ + x = (typeof(*(p))) __r2; \ +- __e; \ ++ uaccess_restore(__ua_flags); \ ++ __err; \ + }) + + #define get_user(x, p) \ +-- +2.26.2 + diff --git a/0001-ARM-tegra-usb-no-reset.patch b/0001-ARM-tegra-usb-no-reset.patch new file mode 100644 index 000000000..21ebad41e --- /dev/null +++ b/0001-ARM-tegra-usb-no-reset.patch @@ -0,0 +1,32 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Peter Robinson +Date: Thu, 3 May 2012 20:27:11 +0100 +Subject: [PATCH] ARM: tegra: usb no reset + +Patch for disconnect issues with storage attached to a + tegra-ehci controller +--- + drivers/usb/core/hub.c | 7 +++++++ + 1 file changed, 7 insertions(+) + +diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c +index b1e14beaac5f..b28779779058 100644 +--- a/drivers/usb/core/hub.c ++++ b/drivers/usb/core/hub.c +@@ -5517,6 +5517,13 @@ 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); +-- +2.26.2 + diff --git a/0001-Add-efi_status_to_str-and-rework-efi_status_to_err.patch b/0001-Add-efi_status_to_str-and-rework-efi_status_to_err.patch new file mode 100644 index 000000000..9fa2f1a8e --- /dev/null +++ b/0001-Add-efi_status_to_str-and-rework-efi_status_to_err.patch @@ -0,0 +1,185 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Peter Jones +Date: Mon, 2 Oct 2017 18:22:13 -0400 +Subject: [PATCH] Add efi_status_to_str() and rework efi_status_to_err(). + +This adds efi_status_to_str() for use when printing efi_status_t +messages, and reworks efi_status_to_err() so that the two use a common +list of errors. + +Upstream Status: RHEL only +Signed-off-by: Peter Jones +--- + drivers/firmware/efi/efi.c | 124 +++++++++++++++++++++++++++---------- + include/linux/efi.h | 3 + + 2 files changed, 96 insertions(+), 31 deletions(-) + +diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c +index fdd1db025dbf..8ef7d1df09dd 100644 +--- a/drivers/firmware/efi/efi.c ++++ b/drivers/firmware/efi/efi.c +@@ -31,6 +31,7 @@ + #include + #include + #include ++#include + + #include + +@@ -831,40 +832,101 @@ 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/include/linux/efi.h b/include/linux/efi.h +index 05c47f857383..2e2f9f608f68 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 */ +@@ -828,6 +830,7 @@ 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 +-- +2.26.2 + diff --git a/0001-Add-option-of-13-for-FORCE_MAX_ZONEORDER.patch b/0001-Add-option-of-13-for-FORCE_MAX_ZONEORDER.patch new file mode 100644 index 000000000..64cdd4136 --- /dev/null +++ b/0001-Add-option-of-13-for-FORCE_MAX_ZONEORDER.patch @@ -0,0 +1,32 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Peter Robinson +Date: Wed, 26 Feb 2020 13:38:40 -0500 +Subject: [PATCH] Add option of 13 for FORCE_MAX_ZONEORDER + +This is a hack, but it's what the other distros currently use +for aarch64 with 4K pages so we'll do the same while upstream +decides what the best outcome is (which isn't this). + +Upstream Status: RHEL only +Signed-off-by: Peter Robinson +[Add a dependency on RHEL_DIFFERENCES] +Signed-off-by: Jeremy Cline +--- + arch/arm64/Kconfig | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig +index 2e0700a451e5..77e7e749d7e5 100644 +--- a/arch/arm64/Kconfig ++++ b/arch/arm64/Kconfig +@@ -1133,6 +1133,7 @@ config XEN + config FORCE_MAX_ZONEORDER + int + default "14" if (ARM64_64K_PAGES && TRANSPARENT_HUGEPAGE) ++ default "13" if (ARCH_THUNDER && !ARM64_64K_PAGES && !RHEL_DIFFERENCES) + default "12" if (ARM64_16K_PAGES && TRANSPARENT_HUGEPAGE) + default "11" + help +-- +2.26.2 + diff --git a/0001-Drop-that-for-now.patch b/0001-Drop-that-for-now.patch new file mode 100644 index 000000000..c26066ec6 --- /dev/null +++ b/0001-Drop-that-for-now.patch @@ -0,0 +1,25 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Laura Abbott +Date: Wed, 23 Jan 2019 14:36:37 +0100 +Subject: [PATCH] Drop that for now + +--- + Makefile | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/Makefile b/Makefile +index 37cfb39d77af..c65a263990ae 100644 +--- a/Makefile ++++ b/Makefile +@@ -496,7 +496,7 @@ 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-format-security \ ++ -Wno-format-security -Wno-address-of-packed-member \ + -std=gnu89 + KBUILD_CPPFLAGS := -D__KERNEL__ + KBUILD_AFLAGS_KERNEL := +-- +2.26.2 + diff --git a/0001-Input-rmi4-remove-the-need-for-artificial-IRQ-in-cas.patch b/0001-Input-rmi4-remove-the-need-for-artificial-IRQ-in-cas.patch new file mode 100644 index 000000000..4d7bef554 --- /dev/null +++ b/0001-Input-rmi4-remove-the-need-for-artificial-IRQ-in-cas.patch @@ -0,0 +1,330 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Benjamin Tissoires +Date: Mon, 3 Apr 2017 18:18:21 +0200 +Subject: [PATCH] Input: rmi4 - remove the need for artificial IRQ in case of + HID + +The IRQ from rmi4 may interfere with the one we currently use on i2c-hid. +Given that there is already a need for an external API from rmi4 to +forward the attention data, we can, in this particular case rely on a +separate workqueue to prevent cursor jumps. + +Reported-by: Cameron Gutman +Reported-by: Thorsten Leemhuis +Reported-by: Jason Ekstrand +Tested-by: Andrew Duggan +Signed-off-by: Benjamin Tissoires +Signed-off-by: Lyude +--- + drivers/hid/hid-rmi.c | 64 ----------------- + drivers/input/rmi4/rmi_driver.c | 124 +++++++++++++++++++------------- + include/linux/rmi.h | 1 + + 3 files changed, 75 insertions(+), 114 deletions(-) + +diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c +index 8cffa84c9650..6c4e3675601a 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; + } + +@@ -592,56 +585,6 @@ 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; +@@ -714,18 +657,11 @@ 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.f30_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/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/include/linux/rmi.h b/include/linux/rmi.h +index 7b22366d0065..307a651b2755 100644 +--- a/include/linux/rmi.h ++++ b/include/linux/rmi.h +@@ -363,6 +363,7 @@ 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); +-- +2.26.2 + diff --git a/0001-KEYS-Make-use-of-platform-keyring-for-module-signatu.patch b/0001-KEYS-Make-use-of-platform-keyring-for-module-signatu.patch new file mode 100644 index 000000000..b53addbe3 --- /dev/null +++ b/0001-KEYS-Make-use-of-platform-keyring-for-module-signatu.patch @@ -0,0 +1,44 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Robert Holmes +Date: Tue, 23 Apr 2019 07:39:29 +0000 +Subject: [PATCH] KEYS: Make use of platform keyring for module signature + verify + +This patch completes commit 278311e417be ("kexec, KEYS: Make use of +platform keyring for signature verify") which, while adding the +platform keyring for bzImage verification, neglected to also add +this keyring for module verification. + +As such, kernel modules signed with keys from the MokList variable +were not successfully verified. + +Signed-off-by: Robert Holmes +Signed-off-by: Jeremy Cline +--- + kernel/module_signing.c | 9 ++++++++- + 1 file changed, 8 insertions(+), 1 deletion(-) + +diff --git a/kernel/module_signing.c b/kernel/module_signing.c +index 9d9fc678c91d..84ad75a53c83 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; + } +-- +2.26.2 + diff --git a/0001-Make-get_cert_list-use-efi_status_to_str-to-print-er.patch b/0001-Make-get_cert_list-use-efi_status_to_str-to-print-er.patch new file mode 100644 index 000000000..671b7402f --- /dev/null +++ b/0001-Make-get_cert_list-use-efi_status_to_str-to-print-er.patch @@ -0,0 +1,40 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Peter Jones +Date: Mon, 2 Oct 2017 18:18:30 -0400 +Subject: [PATCH] Make get_cert_list() use efi_status_to_str() to print error + messages. + +Upstream Status: RHEL only +Signed-off-by: Peter Jones +Signed-off-by: Jeremy Cline +--- + security/integrity/platform_certs/load_uefi.c | 6 ++++-- + 1 file changed, 4 insertions(+), 2 deletions(-) + +diff --git a/security/integrity/platform_certs/load_uefi.c b/security/integrity/platform_certs/load_uefi.c +index 253fb9a7fc98..8c95b68d86d4 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; + } + +-- +2.26.2 + diff --git a/0001-PCI-Add-MCFG-quirks-for-Tegra194-host-controllers.patch b/0001-PCI-Add-MCFG-quirks-for-Tegra194-host-controllers.patch new file mode 100644 index 000000000..bf1e48016 --- /dev/null +++ b/0001-PCI-Add-MCFG-quirks-for-Tegra194-host-controllers.patch @@ -0,0 +1,240 @@ +From 9134295c0515492b1ab7733c0290b2afde336d6b Mon Sep 17 00:00:00 2001 +From: Vidya Sagar +Date: Sat, 11 Jan 2020 00:45:00 +0530 +Subject: [PATCH] PCI: Add MCFG quirks for Tegra194 host controllers + +The PCIe controller in Tegra194 SoC is not completely ECAM-compliant. +With the current hardware design limitations in place, ECAM can be enabled +only for one controller (C5 controller to be precise) with bus numbers +starting from 160 instead of 0. A different approach is taken to avoid this +abnormal way of enabling ECAM for just one controller but to enable +configuration space access for all the other controllers. In this approach, +ops are added through MCFG quirk mechanism which access the configuration +spaces by dynamically programming iATU (internal AddressTranslation Unit) +to generate respective configuration accesses just like the way it is +done in DesignWare core sub-system. + +Signed-off-by: Vidya Sagar +Acked-by: Thierry Reding +[ Updated by jonathanh@nvidia.com only permit building the Tegra194 + PCIe driver into the kernel and not as a module ] +Signed-off-by: Jon Hunter +--- + drivers/acpi/pci_mcfg.c | 7 ++ + drivers/pci/controller/dwc/Kconfig | 10 +- + drivers/pci/controller/dwc/Makefile | 2 +- + drivers/pci/controller/dwc/pcie-tegra194.c | 102 +++++++++++++++++++++ + include/linux/pci-ecam.h | 1 + + 5 files changed, 117 insertions(+), 5 deletions(-) + +diff --git a/drivers/acpi/pci_mcfg.c b/drivers/acpi/pci_mcfg.c +index 54b36b7ad47d9..6573d495d9c1f 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/pci/controller/dwc/Kconfig b/drivers/pci/controller/dwc/Kconfig +index 044a3761c44f2..e4ee4bf9ac64a 100644 +--- a/drivers/pci/controller/dwc/Kconfig ++++ b/drivers/pci/controller/dwc/Kconfig +@@ -247,25 +247,27 @@ config PCI_MESON + implement the driver. + + config PCIE_TEGRA194 +- tristate ++ bool + + config PCIE_TEGRA194_HOST +- tristate "NVIDIA Tegra194 (and later) PCIe controller - Host Mode" ++ bool "NVIDIA Tegra194 (and later) PCIe controller - Host Mode" + depends on ARCH_TEGRA_194_SOC || COMPILE_TEST + depends on PCI_MSI_IRQ_DOMAIN + select PCIE_DW_HOST + select PHY_TEGRA194_P2U + select PCIE_TEGRA194 ++ default y if ARCH_TEGRA_194_SOC + help + Enables support for the PCIe controller in the NVIDIA Tegra194 SoC to + work in host mode. There are two instances of PCIe controllers in + Tegra194. This controller can work either as EP or RC. In order to + enable host-specific features PCIE_TEGRA194_HOST must be selected and + in order to enable device-specific features PCIE_TEGRA194_EP must be +- selected. This uses the DesignWare core. ++ selected. This uses the DesignWare core. ACPI platforms with Tegra194 ++ don't need to enable this. + + config PCIE_TEGRA194_EP +- tristate "NVIDIA Tegra194 (and later) PCIe controller - Endpoint Mode" ++ bool "NVIDIA Tegra194 (and later) PCIe controller - Endpoint Mode" + depends on ARCH_TEGRA_194_SOC || COMPILE_TEST + depends on PCI_ENDPOINT + select PCIE_DW_EP +diff --git a/drivers/pci/controller/dwc/Makefile b/drivers/pci/controller/dwc/Makefile +index a751553fa0dbd..dbb9818765566 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 92b77f7d83546..7b3d581795197 100644 +--- a/drivers/pci/controller/dwc/pcie-tegra194.c ++++ b/drivers/pci/controller/dwc/pcie-tegra194.c +@@ -22,6 +22,8 @@ + #include + #include + #include ++#include ++#include + #include + #include + #include +@@ -324,6 +326,103 @@ struct tegra_pcie_dw_of_data { + enum dw_pcie_device_mode mode; + }; + ++#if defined(CONFIG_ACPI) && defined(CONFIG_PCI_QUIRKS) ++struct tegra194_pcie_acpi { ++ 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_acpi *pcie; ++ ++ pcie = devm_kzalloc(dev, sizeof(*pcie), GFP_KERNEL); ++ if (!pcie) ++ return -ENOMEM; ++ ++ pcie->config_base = cfg->win; ++ pcie->iatu_base = cfg->win + SZ_256K; ++ pcie->dbi_base = cfg->win + SZ_512K; ++ cfg->priv = pcie; ++ ++ return 0; ++} ++ ++static inline void atu_reg_write(struct tegra194_pcie_acpi *pcie, int index, ++ u32 val, u32 reg) ++{ ++ u32 offset = PCIE_GET_ATU_OUTB_UNR_REG_OFFSET(index); ++ ++ writel(val, pcie->iatu_base + offset + reg); ++} ++ ++static void program_outbound_atu(struct tegra194_pcie_acpi *pcie, int index, ++ int type, u64 cpu_addr, u64 pci_addr, u64 size) ++{ ++ atu_reg_write(pcie, index, lower_32_bits(cpu_addr), ++ PCIE_ATU_LOWER_BASE); ++ atu_reg_write(pcie, index, upper_32_bits(cpu_addr), ++ PCIE_ATU_UPPER_BASE); ++ atu_reg_write(pcie, index, lower_32_bits(pci_addr), ++ PCIE_ATU_LOWER_TARGET); ++ atu_reg_write(pcie, index, lower_32_bits(cpu_addr + size - 1), ++ PCIE_ATU_LIMIT); ++ atu_reg_write(pcie, index, upper_32_bits(pci_addr), ++ PCIE_ATU_UPPER_TARGET); ++ atu_reg_write(pcie, index, type, PCIE_ATU_CR1); ++ atu_reg_write(pcie, 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_acpi *pcie = 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->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, PCIE_ATU_REGION_INDEX0, type, ++ cfg->res.start, busdev, SZ_256K); ++ return (void __iomem *)(pcie->config_base + where); ++} ++ ++const struct pci_ecam_ops tegra194_pcie_ops = { ++ .bus_shift = 20, ++ .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); +@@ -2405,3 +2504,6 @@ MODULE_DEVICE_TABLE(of, tegra_pcie_dw_of_match); + MODULE_AUTHOR("Vidya Sagar "); + MODULE_DESCRIPTION("NVIDIA PCIe host controller driver"); + MODULE_LICENSE("GPL v2"); ++ ++#endif /* CONFIG_PCIE_TEGRA194 */ ++ +diff --git a/include/linux/pci-ecam.h b/include/linux/pci-ecam.h +index 1af5cb02ef7f9..3fb16ada505a0 100644 +--- a/include/linux/pci-ecam.h ++++ b/include/linux/pci-ecam.h +@@ -57,6 +57,7 @@ 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) +-- +2.26.2 + diff --git a/0001-Revert-arm64-allwinner-dts-a64-add-LCD-related-devic.patch b/0001-Revert-arm64-allwinner-dts-a64-add-LCD-related-devic.patch new file mode 100644 index 000000000..0ea8f7da8 --- /dev/null +++ b/0001-Revert-arm64-allwinner-dts-a64-add-LCD-related-devic.patch @@ -0,0 +1,76 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Peter Robinson +Date: Sun, 12 Jul 2020 13:42:14 +0100 +Subject: [PATCH] Revert "arm64: allwinner: dts: a64: add LCD-related device + nodes for PinePhone" + +This reverts commit 6b9deda8c30064a254bc66e3f6763281c96db7db. +--- + .../dts/allwinner/sun50i-a64-pinephone.dtsi | 37 ------------------- + 1 file changed, 37 deletions(-) + +diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi +index 96d9150423e0..cefda145c3c9 100644 +--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi ++++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi +@@ -16,15 +16,6 @@ aliases { + serial0 = &uart0; + }; + +- backlight: backlight { +- compatible = "pwm-backlight"; +- pwms = <&r_pwm 0 50000 PWM_POLARITY_INVERTED>; +- brightness-levels = <0 16 18 20 22 24 26 29 32 35 38 42 46 51 56 62 68 75 83 91 100>; +- default-brightness-level = <15>; +- enable-gpios = <&pio 7 10 GPIO_ACTIVE_HIGH>; /* PH10 */ +- power-supply = <®_ldo_io0>; +- }; +- + chosen { + stdout-path = "serial0:115200n8"; + }; +@@ -93,30 +84,6 @@ &dai { + status = "okay"; + }; + +-&de { +- status = "okay"; +-}; +- +-&dphy { +- status = "okay"; +-}; +- +-&dsi { +- vcc-dsi-supply = <®_dldo1>; +- #address-cells = <1>; +- #size-cells = <0>; +- status = "okay"; +- +- panel@0 { +- compatible = "xingbangda,xbd599"; +- reg = <0>; +- reset-gpios = <&pio 3 23 GPIO_ACTIVE_LOW>; /* PD23 */ +- iovcc-supply = <®_dldo2>; +- vcc-supply = <®_ldo_io0>; +- backlight = <&backlight>; +- }; +-}; +- + &ehci0 { + status = "okay"; + }; +@@ -221,10 +188,6 @@ &r_pio { + */ + }; + +-&r_pwm { +- status = "okay"; +-}; +- + &r_rsb { + status = "okay"; + +-- +2.26.2 + diff --git a/0001-Revert-drm-panel-add-Xingbangda-XBD599-panel.patch b/0001-Revert-drm-panel-add-Xingbangda-XBD599-panel.patch new file mode 100644 index 000000000..2950f8a79 --- /dev/null +++ b/0001-Revert-drm-panel-add-Xingbangda-XBD599-panel.patch @@ -0,0 +1,418 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Peter Robinson +Date: Sun, 12 Jul 2020 13:41:56 +0100 +Subject: [PATCH] Revert "drm: panel: add Xingbangda XBD599 panel" + +This reverts commit 5d53795bb19e39f048ac8028ec36ff04765e1237. +--- + drivers/gpu/drm/panel/Kconfig | 9 - + drivers/gpu/drm/panel/Makefile | 1 - + .../gpu/drm/panel/panel-xingbangda-xbd599.c | 366 ------------------ + 3 files changed, 376 deletions(-) + delete mode 100644 drivers/gpu/drm/panel/panel-xingbangda-xbd599.c + +diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig +index 1f55a87bb657..39055c1f0e2f 100644 +--- a/drivers/gpu/drm/panel/Kconfig ++++ b/drivers/gpu/drm/panel/Kconfig +@@ -462,15 +462,6 @@ config DRM_PANEL_VISIONOX_RM69299 + Say Y here if you want to enable support for Visionox + RM69299 DSI Video Mode panel. + +-config DRM_PANEL_XINGBANGDA_XBD599 +- tristate "Xingbangda XBD599 panel" +- depends on OF +- depends on DRM_MIPI_DSI +- depends on BACKLIGHT_CLASS_DEVICE +- help +- Say Y here if you want to enable support for the Xingbangda XBD599 +- MIPI DSI Video Mode panel. +- + config DRM_PANEL_XINPENG_XPP055C272 + tristate "Xinpeng XPP055C272 panel driver" + depends on OF +diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile +index 7b6b0c0397d6..de74f282c433 100644 +--- a/drivers/gpu/drm/panel/Makefile ++++ b/drivers/gpu/drm/panel/Makefile +@@ -49,5 +49,4 @@ obj-$(CONFIG_DRM_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o + obj-$(CONFIG_DRM_PANEL_TPO_TPG110) += panel-tpo-tpg110.o + obj-$(CONFIG_DRM_PANEL_TRULY_NT35597_WQXGA) += panel-truly-nt35597.o + obj-$(CONFIG_DRM_PANEL_VISIONOX_RM69299) += panel-visionox-rm69299.o +-obj-$(CONFIG_DRM_PANEL_XINGBANGDA_XBD599) += panel-xingbangda-xbd599.o + obj-$(CONFIG_DRM_PANEL_XINPENG_XPP055C272) += panel-xinpeng-xpp055c272.o +diff --git a/drivers/gpu/drm/panel/panel-xingbangda-xbd599.c b/drivers/gpu/drm/panel/panel-xingbangda-xbd599.c +deleted file mode 100644 +index b483f96ee1db..000000000000 +--- a/drivers/gpu/drm/panel/panel-xingbangda-xbd599.c ++++ /dev/null +@@ -1,366 +0,0 @@ +-// SPDX-License-Identifier: GPL-2.0 +-/* +- * Xingbangda XBD599 MIPI-DSI panel driver +- * +- * Copyright (C) 2019-2020 Icenowy Zheng +- * +- * Based on panel-rocktech-jh057n00900.c, which is: +- * Copyright (C) Purism SPC 2019 +- */ +- +-#include +-#include +-#include +-#include +-#include +-#include +- +-#include +-#include +-#include +-#include +- +-/* Manufacturer specific Commands send via DSI */ +-#define ST7703_CMD_ALL_PIXEL_OFF 0x22 +-#define ST7703_CMD_ALL_PIXEL_ON 0x23 +-#define ST7703_CMD_SETDISP 0xB2 +-#define ST7703_CMD_SETRGBIF 0xB3 +-#define ST7703_CMD_SETCYC 0xB4 +-#define ST7703_CMD_SETBGP 0xB5 +-#define ST7703_CMD_SETVCOM 0xB6 +-#define ST7703_CMD_SETOTP 0xB7 +-#define ST7703_CMD_SETPOWER_EXT 0xB8 +-#define ST7703_CMD_SETEXTC 0xB9 +-#define ST7703_CMD_SETMIPI 0xBA +-#define ST7703_CMD_SETVDC 0xBC +-#define ST7703_CMD_SETSCR 0xC0 +-#define ST7703_CMD_SETPOWER 0xC1 +-#define ST7703_CMD_UNK_C6 0xC6 +-#define ST7703_CMD_SETPANEL 0xCC +-#define ST7703_CMD_SETGAMMA 0xE0 +-#define ST7703_CMD_SETEQ 0xE3 +-#define ST7703_CMD_SETGIP1 0xE9 +-#define ST7703_CMD_SETGIP2 0xEA +- +-static const char * const regulator_names[] = { +- "iovcc", +- "vcc", +-}; +- +-struct xbd599 { +- struct device *dev; +- struct drm_panel panel; +- struct gpio_desc *reset_gpio; +- struct regulator_bulk_data supplies[ARRAY_SIZE(regulator_names)]; +- bool prepared; +-}; +- +-static inline struct xbd599 *panel_to_xbd599(struct drm_panel *panel) +-{ +- return container_of(panel, struct xbd599, panel); +-} +- +-#define dsi_dcs_write_seq(dsi, cmd, seq...) do { \ +- static const u8 d[] = { seq }; \ +- int ret; \ +- ret = mipi_dsi_dcs_write(dsi, cmd, d, ARRAY_SIZE(d)); \ +- if (ret < 0) \ +- return ret; \ +- } while (0) +- +-static int xbd599_init_sequence(struct xbd599 *ctx) +-{ +- struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); +- struct device *dev = ctx->dev; +- int ret; +- +- /* +- * Init sequence was supplied by the panel vendor. +- */ +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETEXTC, +- 0xF1, 0x12, 0x83); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETMIPI, +- 0x33, 0x81, 0x05, 0xF9, 0x0E, 0x0E, 0x20, 0x00, +- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x44, 0x25, +- 0x00, 0x91, 0x0a, 0x00, 0x00, 0x02, 0x4F, 0x11, +- 0x00, 0x00, 0x37); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER_EXT, +- 0x25, 0x22, 0x20, 0x03); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETRGBIF, +- 0x10, 0x10, 0x05, 0x05, 0x03, 0xFF, 0x00, 0x00, +- 0x00, 0x00); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETSCR, +- 0x73, 0x73, 0x50, 0x50, 0x00, 0xC0, 0x08, 0x70, +- 0x00); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETVDC, 0x4E); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0B); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETCYC, 0x80); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETDISP, 0xF0, 0x12, 0xF0); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETEQ, +- 0x00, 0x00, 0x0B, 0x0B, 0x10, 0x10, 0x00, 0x00, +- 0x00, 0x00, 0xFF, 0x00, 0xC0, 0x10); +- dsi_dcs_write_seq(dsi, 0xC6, 0x01, 0x00, 0xFF, 0xFF, 0x00); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER, +- 0x74, 0x00, 0x32, 0x32, 0x77, 0xF1, 0xFF, 0xFF, +- 0xCC, 0xCC, 0x77, 0x77); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETBGP, 0x07, 0x07); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM, 0x2C, 0x2C); +- dsi_dcs_write_seq(dsi, 0xBF, 0x02, 0x11, 0x00); +- +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP1, +- 0x82, 0x10, 0x06, 0x05, 0xA2, 0x0A, 0xA5, 0x12, +- 0x31, 0x23, 0x37, 0x83, 0x04, 0xBC, 0x27, 0x38, +- 0x0C, 0x00, 0x03, 0x00, 0x00, 0x00, 0x0C, 0x00, +- 0x03, 0x00, 0x00, 0x00, 0x75, 0x75, 0x31, 0x88, +- 0x88, 0x88, 0x88, 0x88, 0x88, 0x13, 0x88, 0x64, +- 0x64, 0x20, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, +- 0x02, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, +- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP2, +- 0x02, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, +- 0x00, 0x00, 0x00, 0x00, 0x02, 0x46, 0x02, 0x88, +- 0x88, 0x88, 0x88, 0x88, 0x88, 0x64, 0x88, 0x13, +- 0x57, 0x13, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, +- 0x75, 0x88, 0x23, 0x14, 0x00, 0x00, 0x02, 0x00, +- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, +- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x0A, +- 0xA5, 0x00, 0x00, 0x00, 0x00); +- dsi_dcs_write_seq(dsi, ST7703_CMD_SETGAMMA, +- 0x00, 0x09, 0x0D, 0x23, 0x27, 0x3C, 0x41, 0x35, +- 0x07, 0x0D, 0x0E, 0x12, 0x13, 0x10, 0x12, 0x12, +- 0x18, 0x00, 0x09, 0x0D, 0x23, 0x27, 0x3C, 0x41, +- 0x35, 0x07, 0x0D, 0x0E, 0x12, 0x13, 0x10, 0x12, +- 0x12, 0x18); +- msleep(20); +- +- ret = mipi_dsi_dcs_exit_sleep_mode(dsi); +- if (ret < 0) { +- DRM_DEV_ERROR(dev, "Failed to exit sleep mode\n"); +- return ret; +- } +- msleep(250); +- +- ret = mipi_dsi_dcs_set_display_on(dsi); +- if (ret) +- return ret; +- msleep(50); +- +- DRM_DEV_DEBUG_DRIVER(dev, "Panel init sequence done\n"); +- return 0; +-} +- +-static int xbd599_prepare(struct drm_panel *panel) +-{ +- struct xbd599 *ctx = panel_to_xbd599(panel); +- int ret; +- +- if (ctx->prepared) +- return 0; +- +- ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies); +- if (ret) +- return ret; +- +- DRM_DEV_DEBUG_DRIVER(ctx->dev, "Resetting the panel\n"); +- gpiod_set_value_cansleep(ctx->reset_gpio, 1); +- usleep_range(20, 40); +- gpiod_set_value_cansleep(ctx->reset_gpio, 0); +- msleep(20); +- +- ctx->prepared = true; +- +- return 0; +-} +- +-static int xbd599_enable(struct drm_panel *panel) +-{ +- struct xbd599 *ctx = panel_to_xbd599(panel); +- int ret; +- +- ret = xbd599_init_sequence(ctx); +- if (ret < 0) { +- DRM_DEV_ERROR(ctx->dev, "Panel init sequence failed: %d\n", +- ret); +- return ret; +- } +- +- return 0; +-} +- +-static int xbd599_disable(struct drm_panel *panel) +-{ +- struct xbd599 *ctx = panel_to_xbd599(panel); +- struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); +- +- return mipi_dsi_dcs_set_display_off(dsi); +-} +- +-static int xbd599_unprepare(struct drm_panel *panel) +-{ +- struct xbd599 *ctx = panel_to_xbd599(panel); +- +- if (!ctx->prepared) +- return 0; +- +- gpiod_set_value_cansleep(ctx->reset_gpio, 1); +- regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies); +- ctx->prepared = false; +- +- return 0; +-} +- +-static const struct drm_display_mode xbd599_default_mode = { +- .hdisplay = 720, +- .hsync_start = 720 + 40, +- .hsync_end = 720 + 40 + 40, +- .htotal = 720 + 40 + 40 + 40, +- .vdisplay = 1440, +- .vsync_start = 1440 + 18, +- .vsync_end = 1440 + 18 + 10, +- .vtotal = 1440 + 18 + 10 + 17, +- .vrefresh = 60, +- .clock = 69000, +- .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, +- +- .width_mm = 68, +- .height_mm = 136, +- .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, +-}; +- +-static int xbd599_get_modes(struct drm_panel *panel, +- struct drm_connector *connector) +-{ +- struct xbd599 *ctx = panel_to_xbd599(panel); +- struct drm_display_mode *mode; +- +- mode = drm_mode_duplicate(connector->dev, &xbd599_default_mode); +- if (!mode) { +- DRM_DEV_ERROR(ctx->dev, "Failed to add mode\n"); +- return -ENOMEM; +- } +- +- drm_mode_set_name(mode); +- +- mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; +- connector->display_info.width_mm = mode->width_mm; +- connector->display_info.height_mm = mode->height_mm; +- drm_mode_probed_add(connector, mode); +- +- return 1; +-} +- +-static const struct drm_panel_funcs xbd599_drm_funcs = { +- .prepare = xbd599_prepare, +- .enable = xbd599_enable, +- .disable = xbd599_disable, +- .unprepare = xbd599_unprepare, +- .get_modes = xbd599_get_modes, +-}; +- +-static int xbd599_probe(struct mipi_dsi_device *dsi) +-{ +- struct device *dev = &dsi->dev; +- struct xbd599 *ctx; +- int i, ret; +- +- ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); +- if (!ctx) +- return -ENOMEM; +- +- for (i = 0; i < ARRAY_SIZE(ctx->supplies); i++) +- ctx->supplies[i].supply = regulator_names[i]; +- +- ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies), +- ctx->supplies); +- if (ret < 0) { +- DRM_DEV_ERROR(&dsi->dev, "cannot get regulators\n"); +- return ret; +- } +- +- ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); +- if (IS_ERR(ctx->reset_gpio)) { +- DRM_DEV_ERROR(dev, "cannot get reset gpio\n"); +- return PTR_ERR(ctx->reset_gpio); +- } +- +- mipi_dsi_set_drvdata(dsi, ctx); +- +- ctx->dev = dev; +- +- dsi->lanes = 4; +- dsi->format = MIPI_DSI_FMT_RGB888; +- dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE; +- +- drm_panel_init(&ctx->panel, &dsi->dev, &xbd599_drm_funcs, +- DRM_MODE_CONNECTOR_DSI); +- +- ret = drm_panel_of_backlight(&ctx->panel); +- if (ret) +- return ret; +- +- drm_panel_add(&ctx->panel); +- +- ret = mipi_dsi_attach(dsi); +- if (ret < 0) { +- DRM_DEV_ERROR(dev, "mipi_dsi_attach failed. Is host ready?\n"); +- drm_panel_remove(&ctx->panel); +- return ret; +- } +- +- DRM_DEV_INFO(dev, "%ux%u@%u %ubpp dsi %udl - ready\n", +- xbd599_default_mode.hdisplay, +- xbd599_default_mode.vdisplay, +- xbd599_default_mode.vrefresh, +- mipi_dsi_pixel_format_to_bpp(dsi->format), dsi->lanes); +- +- return 0; +-} +- +-static void xbd599_shutdown(struct mipi_dsi_device *dsi) +-{ +- struct xbd599 *ctx = mipi_dsi_get_drvdata(dsi); +- int ret; +- +- ret = drm_panel_unprepare(&ctx->panel); +- if (ret < 0) +- DRM_DEV_ERROR(&dsi->dev, "Failed to unprepare panel: %d\n", +- ret); +-} +- +-static int xbd599_remove(struct mipi_dsi_device *dsi) +-{ +- struct xbd599 *ctx = mipi_dsi_get_drvdata(dsi); +- int ret; +- +- xbd599_shutdown(dsi); +- +- ret = mipi_dsi_detach(dsi); +- if (ret < 0) +- DRM_DEV_ERROR(&dsi->dev, "Failed to detach from DSI host: %d\n", +- ret); +- +- drm_panel_remove(&ctx->panel); +- +- return 0; +-} +- +-static const struct of_device_id xbd599_of_match[] = { +- { .compatible = "xingbangda,xbd599", }, +- { /* sentinel */ } +-}; +-MODULE_DEVICE_TABLE(of, xbd599_of_match); +- +-static struct mipi_dsi_driver xbd599_driver = { +- .probe = xbd599_probe, +- .remove = xbd599_remove, +- .shutdown = xbd599_shutdown, +- .driver = { +- .name = "panel-xingbangda-xbd599", +- .of_match_table = xbd599_of_match, +- }, +-}; +-module_mipi_dsi_driver(xbd599_driver); +- +-MODULE_AUTHOR("Icenowy Zheng "); +-MODULE_DESCRIPTION("DRM driver for Xingbangda XBD599 MIPI DSI panel"); +-MODULE_LICENSE("GPL v2"); +-- +2.26.2 + diff --git a/0001-Revert-drm-sun4i-sun6i_mipi_dsi-fix-horizontal-timin.patch b/0001-Revert-drm-sun4i-sun6i_mipi_dsi-fix-horizontal-timin.patch new file mode 100644 index 000000000..c290e7ab7 --- /dev/null +++ b/0001-Revert-drm-sun4i-sun6i_mipi_dsi-fix-horizontal-timin.patch @@ -0,0 +1,56 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Peter Robinson +Date: Sun, 12 Jul 2020 13:42:04 +0100 +Subject: [PATCH] Revert "drm/sun4i: sun6i_mipi_dsi: fix horizontal timing + calculation" + +This reverts commit d20a2ac9c6ecf514e115f06b6744b584bbc7c1b8. +--- + drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c | 10 +++++----- + 1 file changed, 5 insertions(+), 5 deletions(-) + +diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c +index 52e009dc632b..aa67cb037e9d 100644 +--- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c ++++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c +@@ -556,7 +556,7 @@ static void sun6i_dsi_setup_timings(struct sun6i_dsi *dsi, + */ + #define HSA_PACKET_OVERHEAD 10 + hsa = max((unsigned int)HSA_PACKET_OVERHEAD, +- (mode->hsync_end - mode->hsync_start) * Bpp) - HSA_PACKET_OVERHEAD; ++ (mode->hsync_end - mode->hsync_start) * Bpp - HSA_PACKET_OVERHEAD); + + /* + * The backporch is set using a blanking packet (4 +@@ -565,7 +565,7 @@ static void sun6i_dsi_setup_timings(struct sun6i_dsi *dsi, + */ + #define HBP_PACKET_OVERHEAD 6 + hbp = max((unsigned int)HBP_PACKET_OVERHEAD, +- (mode->htotal - mode->hsync_end) * Bpp) - HBP_PACKET_OVERHEAD; ++ (mode->htotal - mode->hsync_end) * Bpp - HBP_PACKET_OVERHEAD); + + /* + * The frontporch is set using a sync event (4 bytes) +@@ -575,7 +575,7 @@ static void sun6i_dsi_setup_timings(struct sun6i_dsi *dsi, + */ + #define HFP_PACKET_OVERHEAD 16 + hfp = max((unsigned int)HFP_PACKET_OVERHEAD, +- (mode->hsync_start - mode->hdisplay) * Bpp) - HFP_PACKET_OVERHEAD; ++ (mode->hsync_start - mode->hdisplay) * Bpp - HFP_PACKET_OVERHEAD); + + /* + * The blanking is set using a sync event (4 bytes) +@@ -584,8 +584,8 @@ static void sun6i_dsi_setup_timings(struct sun6i_dsi *dsi, + */ + #define HBLK_PACKET_OVERHEAD 10 + hblk = max((unsigned int)HBLK_PACKET_OVERHEAD, +- (mode->htotal - (mode->hsync_end - mode->hsync_start)) * Bpp) - +- HBLK_PACKET_OVERHEAD; ++ (mode->htotal - (mode->hsync_end - mode->hsync_start)) * Bpp - ++ HBLK_PACKET_OVERHEAD); + + /* + * And I'm not entirely sure what vblk is about. The driver in +-- +2.26.2 + diff --git a/0001-Revert-dt-bindings-panel-add-binding-for-Xingbangda-.patch b/0001-Revert-dt-bindings-panel-add-binding-for-Xingbangda-.patch new file mode 100644 index 000000000..990e624d3 --- /dev/null +++ b/0001-Revert-dt-bindings-panel-add-binding-for-Xingbangda-.patch @@ -0,0 +1,71 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Peter Robinson +Date: Sun, 12 Jul 2020 13:41:49 +0100 +Subject: [PATCH] Revert "dt-bindings: panel: add binding for Xingbangda XBD599 + panel" + +This reverts commit 8a717270db2000ff734d89e9448b32fbc038c49a. +--- + .../display/panel/xingbangda,xbd599.yaml | 50 ------------------- + 1 file changed, 50 deletions(-) + delete mode 100644 Documentation/devicetree/bindings/display/panel/xingbangda,xbd599.yaml + +diff --git a/Documentation/devicetree/bindings/display/panel/xingbangda,xbd599.yaml b/Documentation/devicetree/bindings/display/panel/xingbangda,xbd599.yaml +deleted file mode 100644 +index b27bcf11198f..000000000000 +--- a/Documentation/devicetree/bindings/display/panel/xingbangda,xbd599.yaml ++++ /dev/null +@@ -1,50 +0,0 @@ +-# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +-%YAML 1.2 +---- +-$id: http://devicetree.org/schemas/display/panel/xingbangda,xbd599.yaml# +-$schema: http://devicetree.org/meta-schemas/core.yaml# +- +-title: Xingbangda XBD599 5.99in MIPI-DSI LCD panel +- +-maintainers: +- - Icenowy Zheng +- +-allOf: +- - $ref: panel-common.yaml# +- +-properties: +- compatible: +- const: xingbangda,xbd599 +- reg: true +- backlight: true +- reset-gpios: true +- vcc-supply: +- description: regulator that supplies the VCC voltage +- iovcc-supply: +- description: regulator that supplies the IOVCC voltage +- +-required: +- - compatible +- - reg +- - backlight +- - vcc-supply +- - iovcc-supply +- +-additionalProperties: false +- +-examples: +- - | +- dsi { +- #address-cells = <1>; +- #size-cells = <0>; +- +- panel@0 { +- compatible = "xingbangda,xbd599"; +- reg = <0>; +- backlight = <&backlight>; +- iovcc-supply = <®_dldo2>; +- vcc-supply = <®_ldo_io0>; +- }; +- }; +- +-... +-- +2.26.2 + diff --git a/0001-Vulcan-AHCI-PCI-bar-fix-for-Broadcom-Vulcan-early-si.patch b/0001-Vulcan-AHCI-PCI-bar-fix-for-Broadcom-Vulcan-early-si.patch new file mode 100644 index 000000000..6352ff73a --- /dev/null +++ b/0001-Vulcan-AHCI-PCI-bar-fix-for-Broadcom-Vulcan-early-si.patch @@ -0,0 +1,75 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Robert Richter +Date: Thu, 7 Jun 2018 22:59:32 -0400 +Subject: [PATCH] Vulcan: AHCI PCI bar fix for Broadcom Vulcan early silicon + +Message-id: <1528412373-19128-2-git-send-email-rrichter@redhat.com> +Patchwork-id: 220950 +O-Subject: [RHEL-8.0 BZ 1563590 v2 1/2] PCI: Vulcan: AHCI PCI bar fix for Broadcom Vulcan early silicon +Bugzilla: 1563590 +RH-Acked-by: Dean Nelson +RH-Acked-by: Mark Langsdorf +RH-Acked-by: Mark Salter + +From: Ashok Kumar Sekar + +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 but NOT used +by the AHCI controller actually. + +RHEL-only: + +Both patches are in RHEL-7.6 also. Inclusion of the patches into RHEL-8 +was discussed. Since there are partners with Ax system configurations it +was decided to carry them in RHEL8 too. See: + + https://bugzilla.redhat.com/show_bug.cgi?id=1563590#c1 + +Upstream Status: RHEL only +Signed-off-by: Ashok Kumar Sekar +Signed-off-by: Jayachandran C +Signed-off-by: Robert Richter +Signed-off-by: Herton R. Krzesinski +--- + drivers/pci/quirks.c | 24 ++++++++++++++++++++++++ + 1 file changed, 24 insertions(+) + +diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c +index 2ea61abd5830..abb314891f5b 100644 +--- a/drivers/pci/quirks.c ++++ b/drivers/pci/quirks.c +@@ -4196,6 +4196,30 @@ 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. +-- +2.26.2 + diff --git a/0001-Work-around-for-gcc-bug-https-gcc.gnu.org-bugzilla-s.patch b/0001-Work-around-for-gcc-bug-https-gcc.gnu.org-bugzilla-s.patch new file mode 100644 index 000000000..93b1e9be0 --- /dev/null +++ b/0001-Work-around-for-gcc-bug-https-gcc.gnu.org-bugzilla-s.patch @@ -0,0 +1,29 @@ +From 90750a5b1205a7dcc002224738585b861779cdae Mon Sep 17 00:00:00 2001 +From: "Justin M. Forbes" +Date: Thu, 30 Jul 2020 10:26:11 -0500 +Subject: [PATCH] Work around for gcc bug + https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96377 + +Signed-off-by: Justin M. Forbes +--- + crypto/aegis128-neon-inner.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/crypto/aegis128-neon-inner.c b/crypto/aegis128-neon-inner.c +index 2a660ac1bc3a..fa87ff6a2a71 100644 +--- a/crypto/aegis128-neon-inner.c ++++ b/crypto/aegis128-neon-inner.c +@@ -148,8 +148,8 @@ void crypto_aegis128_init_neon(void *state, const void *key, const void *iv) + kiv, + vld1q_u8(const1), + vld1q_u8(const0), +- k ^ vld1q_u8(const0), +- k ^ vld1q_u8(const1), ++ (uint8x16_t) (k ^ vld1q_u8(const0)), ++ (uint8x16_t) (k ^ vld1q_u8(const1)), + }}; + int i; + +-- +2.26.2 + diff --git a/0001-aarch64-acpi-scan-Fix-regression-related-to-X-Gene-U.patch b/0001-aarch64-acpi-scan-Fix-regression-related-to-X-Gene-U.patch new file mode 100644 index 000000000..eea0deea2 --- /dev/null +++ b/0001-aarch64-acpi-scan-Fix-regression-related-to-X-Gene-U.patch @@ -0,0 +1,52 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Mark Salter +Date: Thu, 10 May 2018 17:38:44 -0400 +Subject: [PATCH] aarch64: acpi scan: Fix regression related to X-Gene UARTs + +Message-id: <20180510173844.29580-4-msalter@redhat.com> +Patchwork-id: 214381 +O-Subject: [RHEL-8 BZ1519554 3/3] aarch64: acpi scan: Fix regression related to X-Gene UARTs +Bugzilla: 1519554 +RH-Acked-by: Al Stone +RH-Acked-by: Tony Camuso + +Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1519554 +Brew: https://brewweb.engineering.redhat.com/brew/taskinfo?taskID=16144520 + +Commit e361d1f85855 ("ACPI / scan: Fix enumeration for special UART +devices") caused a regression with some X-Gene based platforms (Mustang +and M400) with invalid DSDT. The DSDT makes it appear that the UART +device is also a slave device attached to itself. With the above commit +the UART won't be enumerated by ACPI scan (slave serial devices shouldn't +be). So check for X-Gene UART device and skip slace device check on it. + +Upstream Status: RHEL only +Signed-off-by: Mark Salter +Signed-off-by: Herton R. Krzesinski +--- + drivers/acpi/scan.c | 9 +++++++++ + 1 file changed, 9 insertions(+) + +diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c +index 8777faced51a..2e60d792005f 100644 +--- a/drivers/acpi/scan.c ++++ b/drivers/acpi/scan.c +@@ -1572,6 +1572,15 @@ 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, +-- +2.26.2 + diff --git a/0001-ahci-thunderx2-Fix-for-errata-that-affects-stop-engi.patch b/0001-ahci-thunderx2-Fix-for-errata-that-affects-stop-engi.patch new file mode 100644 index 000000000..0299e965c --- /dev/null +++ b/0001-ahci-thunderx2-Fix-for-errata-that-affects-stop-engi.patch @@ -0,0 +1,89 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Robert Richter +Date: Thu, 7 Jun 2018 22:59:33 -0400 +Subject: [PATCH] ahci: thunderx2: Fix for errata that affects stop engine + +Message-id: <1528412373-19128-3-git-send-email-rrichter@redhat.com> +Patchwork-id: 220952 +O-Subject: [RHEL-8.0 BZ 1563590 v2 2/2] ahci: thunderx2: Fix for errata that affects stop engine +Bugzilla: 1563590 +RH-Acked-by: Dean Nelson +RH-Acked-by: Mark Langsdorf +RH-Acked-by: Mark Salter + +From: Jayachandran C + +Apply workaround for this errata: + Synopsis: Resetting PxCMD.ST may hang the SATA device + + Description: An internal ping-pong buffer state is not reset + correctly for an PxCMD.ST=0 command for a SATA channel. This + may cause the SATA interface to hang when a PxCMD.ST=0 command + is received. + + Workaround: A SATA_BIU_CORE_ENABLE.sw_init_bsi must be asserted + by the driver whenever the PxCMD.ST needs to be de-asserted. This + will reset both the ports. So, it may not always work in a 2 + channel SATA system. + + Resolution: Fix in B0. + +Add the code to ahci_stop_engine() to do this. It is not easy to +stop the other "port" since it is associated with a different AHCI +interface. Please note that with this fix, SATA reset does not +hang any more, but it can cause failures on the other interface +if that is in active use. + +Unfortunately, we have nothing other the the CPU ID to check if the +SATA block has this issue. + +RHEL-only: + +Both patches are in RHEL-7.6 also. Inclusion of the patches into RHEL-8 +was discussed. Since there are partners with Ax system configurations it +was decided to carry them in RHEL8 too. See: + + https://bugzilla.redhat.com/show_bug.cgi?id=1563590#c1 + +[v3 with new delays] +Signed-off-by: Jayachandran C + +Upstream Status: RHEL only +Signed-off-by: Robert Richter +Signed-off-by: Herton R. Krzesinski +--- + drivers/ata/libahci.c | 18 ++++++++++++++++++ + 1 file changed, 18 insertions(+) + +diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c +index ea5bf5f4cbed..71c55cae27ac 100644 +--- a/drivers/ata/libahci.c ++++ b/drivers/ata/libahci.c +@@ -666,6 +666,24 @@ 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); +-- +2.26.2 + diff --git a/0001-arm-aarch64-Drop-the-EXPERT-setting-from-ARM64_FORCE.patch b/0001-arm-aarch64-Drop-the-EXPERT-setting-from-ARM64_FORCE.patch new file mode 100644 index 000000000..89eea8f8b --- /dev/null +++ b/0001-arm-aarch64-Drop-the-EXPERT-setting-from-ARM64_FORCE.patch @@ -0,0 +1,38 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Jeremy Cline +Date: Tue, 1 Oct 2019 15:51:23 +0000 +Subject: [PATCH] arm: aarch64: Drop the EXPERT setting from ARM64_FORCE_52BIT + +Message-id: <20191001181256.22935-1-jcline@redhat.com> +Patchwork-id: 275498 +O-Subject: [ARK INTERNAL PATCH] [ARK INTERNAL PATCH] [redhat] Add patch + to drop the EXPERT setting from ARM64_FORCE_52BIT +Bugzilla: +RH-Acked-by: Laura Abbott + +We don't turn on EXPERT as there are few settings we actually want to +mess with. Remove the dependency for ARM64_FORCE_52BIT as we do want +that on in debug builds to help find 52-bit bugs. + +Upstream Status: RHEL only +Signed-off-by: Jeremy Cline +--- + arch/arm64/Kconfig | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig +index 66dc41fd49f2..2e0700a451e5 100644 +--- a/arch/arm64/Kconfig ++++ b/arch/arm64/Kconfig +@@ -861,7 +861,7 @@ endchoice + + config ARM64_FORCE_52BIT + bool "Force 52-bit virtual addresses for userspace" +- depends on ARM64_VA_BITS_52 && EXPERT ++ depends on ARM64_VA_BITS_52 + help + For systems with 52-bit userspace VAs enabled, the kernel will attempt + to maintain compatibility with older software by providing 48-bit VAs +-- +2.26.2 + diff --git a/0001-arm-make-CONFIG_HIGHPTE-optional-without-CONFIG_EXPE.patch b/0001-arm-make-CONFIG_HIGHPTE-optional-without-CONFIG_EXPE.patch new file mode 100644 index 000000000..498ffaf18 --- /dev/null +++ b/0001-arm-make-CONFIG_HIGHPTE-optional-without-CONFIG_EXPE.patch @@ -0,0 +1,31 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Jon Masters +Date: Thu, 18 Jul 2019 15:47:26 -0400 +Subject: [PATCH] arm: make CONFIG_HIGHPTE optional without CONFIG_EXPERT + +We will use this to force CONFIG_HIGHPTE off on LPAE for now + +Signed-off-by: Jon Masters +--- + arch/arm/Kconfig | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig +index 2ac74904a3ce..f0094424f76a 100644 +--- a/arch/arm/Kconfig ++++ b/arch/arm/Kconfig +@@ -1549,9 +1549,9 @@ 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 +-- +2.26.2 + diff --git a/0001-arm64-allwinner-dts-a64-add-LCD-related-device-nodes.patch b/0001-arm64-allwinner-dts-a64-add-LCD-related-device-nodes.patch new file mode 100644 index 000000000..e3b07c2bb --- /dev/null +++ b/0001-arm64-allwinner-dts-a64-add-LCD-related-device-nodes.patch @@ -0,0 +1,81 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Icenowy Zheng +Date: Mon, 16 Mar 2020 21:35:03 +0800 +Subject: [PATCH] arm64: allwinner: dts: a64: add LCD-related device nodes for + PinePhone + +PinePhone uses PWM backlight and a XBD599 LCD panel over DSI for +display. + +Add its device nodes. + +Signed-off-by: Icenowy Zheng +--- + .../dts/allwinner/sun50i-a64-pinephone.dtsi | 37 +++++++++++++++++++ + 1 file changed, 37 insertions(+) + +diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi +index cefda145c3c9..96d9150423e0 100644 +--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi ++++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi +@@ -16,6 +16,15 @@ aliases { + serial0 = &uart0; + }; + ++ backlight: backlight { ++ compatible = "pwm-backlight"; ++ pwms = <&r_pwm 0 50000 PWM_POLARITY_INVERTED>; ++ brightness-levels = <0 16 18 20 22 24 26 29 32 35 38 42 46 51 56 62 68 75 83 91 100>; ++ default-brightness-level = <15>; ++ enable-gpios = <&pio 7 10 GPIO_ACTIVE_HIGH>; /* PH10 */ ++ power-supply = <®_ldo_io0>; ++ }; ++ + chosen { + stdout-path = "serial0:115200n8"; + }; +@@ -84,6 +93,30 @@ &dai { + status = "okay"; + }; + ++&de { ++ status = "okay"; ++}; ++ ++&dphy { ++ status = "okay"; ++}; ++ ++&dsi { ++ vcc-dsi-supply = <®_dldo1>; ++ #address-cells = <1>; ++ #size-cells = <0>; ++ status = "okay"; ++ ++ panel@0 { ++ compatible = "xingbangda,xbd599"; ++ reg = <0>; ++ reset-gpios = <&pio 3 23 GPIO_ACTIVE_LOW>; /* PD23 */ ++ iovcc-supply = <®_dldo2>; ++ vcc-supply = <®_ldo_io0>; ++ backlight = <&backlight>; ++ }; ++}; ++ + &ehci0 { + status = "okay"; + }; +@@ -188,6 +221,10 @@ &r_pio { + */ + }; + ++&r_pwm { ++ status = "okay"; ++}; ++ + &r_rsb { + status = "okay"; + +-- +2.26.2 + diff --git a/0001-arm64-dts-sun50i-a64-pinephone-Add-touchscreen-suppo.patch b/0001-arm64-dts-sun50i-a64-pinephone-Add-touchscreen-suppo.patch new file mode 100644 index 000000000..d2511ae64 --- /dev/null +++ b/0001-arm64-dts-sun50i-a64-pinephone-Add-touchscreen-suppo.patch @@ -0,0 +1,46 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Ondrej Jirman +Date: Fri, 26 Jun 2020 02:56:01 +0200 +Subject: [PATCH] arm64: dts: sun50i-a64-pinephone: Add touchscreen support + +Pinephone has a Goodix GT917S capacitive touchscreen controller on +I2C0 bus. Add support for it. + +Signed-off-by: Ondrej Jirman +--- + .../dts/allwinner/sun50i-a64-pinephone.dtsi | 19 +++++++++++++++++++ + 1 file changed, 19 insertions(+) + +diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi +index 85a7aa5efd32..2d5694446d17 100644 +--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi ++++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi +@@ -123,6 +123,25 @@ &ehci1 { + status = "okay"; + }; + ++&i2c0 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&i2c0_pins>; ++ status = "okay"; ++ ++ touchscreen@5d { ++ compatible = "goodix,gt917s", "goodix,gt911"; ++ reg = <0x5d>; ++ interrupt-parent = <&pio>; ++ interrupts = <7 4 IRQ_TYPE_LEVEL_HIGH>; /* PH4 */ ++ irq-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */ ++ reset-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */ ++ AVDD28-supply = <®_ldo_io0>; ++ VDDIO-supply = <®_ldo_io0>; ++ touchscreen-size-x = <720>; ++ touchscreen-size-y = <1440>; ++ }; ++}; ++ + &i2c1 { + status = "okay"; + +-- +2.26.2 + diff --git a/0001-arm64-dts-sun50i-a64-pinephone-Enable-LCD-support-on.patch b/0001-arm64-dts-sun50i-a64-pinephone-Enable-LCD-support-on.patch new file mode 100644 index 000000000..a38cd7250 --- /dev/null +++ b/0001-arm64-dts-sun50i-a64-pinephone-Enable-LCD-support-on.patch @@ -0,0 +1,112 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Icenowy Zheng +Date: Fri, 26 Jun 2020 02:56:00 +0200 +Subject: [PATCH] arm64: dts: sun50i-a64-pinephone: Enable LCD support on + PinePhone + +PinePhone uses PWM backlight and a XBD599 LCD panel over DSI for +display. + +Backlight levels curve was optimized by Martijn Braam using a +lux meter. + +Add its device nodes. + +Signed-off-by: Icenowy Zheng +Signed-off-by: Martijn Braam +Signed-off-by: Ondrej Jirman +--- + .../allwinner/sun50i-a64-pinephone-1.1.dts | 19 ++++++++++ + .../dts/allwinner/sun50i-a64-pinephone.dtsi | 35 +++++++++++++++++++ + 2 files changed, 54 insertions(+) + +diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts +index 06a775c41664..3e99a87e9ce5 100644 +--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts ++++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.1.dts +@@ -9,3 +9,22 @@ / { + model = "Pine64 PinePhone Braveheart (1.1)"; + compatible = "pine64,pinephone-1.1", "allwinner,sun50i-a64"; + }; ++ ++&backlight { ++ power-supply = <®_ldo_io0>; ++ /* ++ * PWM backlight circuit on this PinePhone revision was changed since ++ * 1.0, and the lowest PWM duty cycle that doesn't lead to backlight ++ * being off is around 20%. Duty cycle for the lowest brightness level ++ * also varries quite a bit between individual boards, so the lowest ++ * value here was chosen as a safe default. ++ */ ++ brightness-levels = < ++ 774 793 814 842 ++ 882 935 1003 1088 ++ 1192 1316 1462 1633 ++ 1830 2054 2309 2596 ++ 2916 3271 3664 4096>; ++ num-interpolated-steps = <50>; ++ default-brightness-level = <400>; ++}; +diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi +index cefda145c3c9..85a7aa5efd32 100644 +--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi ++++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi +@@ -16,6 +16,13 @@ aliases { + serial0 = &uart0; + }; + ++ backlight: backlight { ++ compatible = "pwm-backlight"; ++ pwms = <&r_pwm 0 50000 PWM_POLARITY_INVERTED>; ++ enable-gpios = <&pio 7 10 GPIO_ACTIVE_HIGH>; /* PH10 */ ++ /* Backlight configuration differs per PinePhone revision. */ ++ }; ++ + chosen { + stdout-path = "serial0:115200n8"; + }; +@@ -84,6 +91,30 @@ &dai { + status = "okay"; + }; + ++&de { ++ status = "okay"; ++}; ++ ++&dphy { ++ status = "okay"; ++}; ++ ++&dsi { ++ vcc-dsi-supply = <®_dldo1>; ++ #address-cells = <1>; ++ #size-cells = <0>; ++ status = "okay"; ++ ++ panel@0 { ++ compatible = "xingbangda,xbd599"; ++ reg = <0>; ++ reset-gpios = <&pio 3 23 GPIO_ACTIVE_LOW>; /* PD23 */ ++ iovcc-supply = <®_dldo2>; ++ vcc-supply = <®_ldo_io0>; ++ backlight = <&backlight>; ++ }; ++}; ++ + &ehci0 { + status = "okay"; + }; +@@ -188,6 +219,10 @@ &r_pio { + */ + }; + ++&r_pwm { ++ status = "okay"; ++}; ++ + &r_rsb { + status = "okay"; + +-- +2.26.2 + diff --git a/0001-drm-panel-add-Xingbangda-XBD599-panel.patch b/0001-drm-panel-add-Xingbangda-XBD599-panel.patch new file mode 100644 index 000000000..6866d5f69 --- /dev/null +++ b/0001-drm-panel-add-Xingbangda-XBD599-panel.patch @@ -0,0 +1,423 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Icenowy Zheng +Date: Mon, 16 Mar 2020 21:35:01 +0800 +Subject: [PATCH] drm: panel: add Xingbangda XBD599 panel + +Xingbangda XBD599 is a 5.99" 720x1440 MIPI-DSI IPS LCD panel made by +Xingbangda, which is used on PinePhone final assembled phones. + +Add support for it. + +Signed-off-by: Icenowy Zheng +--- + drivers/gpu/drm/panel/Kconfig | 9 + + drivers/gpu/drm/panel/Makefile | 1 + + .../gpu/drm/panel/panel-xingbangda-xbd599.c | 366 ++++++++++++++++++ + 3 files changed, 376 insertions(+) + create mode 100644 drivers/gpu/drm/panel/panel-xingbangda-xbd599.c + +diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig +index 39055c1f0e2f..1f55a87bb657 100644 +--- a/drivers/gpu/drm/panel/Kconfig ++++ b/drivers/gpu/drm/panel/Kconfig +@@ -462,6 +462,15 @@ config DRM_PANEL_VISIONOX_RM69299 + Say Y here if you want to enable support for Visionox + RM69299 DSI Video Mode panel. + ++config DRM_PANEL_XINGBANGDA_XBD599 ++ tristate "Xingbangda XBD599 panel" ++ depends on OF ++ depends on DRM_MIPI_DSI ++ depends on BACKLIGHT_CLASS_DEVICE ++ help ++ Say Y here if you want to enable support for the Xingbangda XBD599 ++ MIPI DSI Video Mode panel. ++ + config DRM_PANEL_XINPENG_XPP055C272 + tristate "Xinpeng XPP055C272 panel driver" + depends on OF +diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile +index de74f282c433..7b6b0c0397d6 100644 +--- a/drivers/gpu/drm/panel/Makefile ++++ b/drivers/gpu/drm/panel/Makefile +@@ -49,4 +49,5 @@ obj-$(CONFIG_DRM_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o + obj-$(CONFIG_DRM_PANEL_TPO_TPG110) += panel-tpo-tpg110.o + obj-$(CONFIG_DRM_PANEL_TRULY_NT35597_WQXGA) += panel-truly-nt35597.o + obj-$(CONFIG_DRM_PANEL_VISIONOX_RM69299) += panel-visionox-rm69299.o ++obj-$(CONFIG_DRM_PANEL_XINGBANGDA_XBD599) += panel-xingbangda-xbd599.o + obj-$(CONFIG_DRM_PANEL_XINPENG_XPP055C272) += panel-xinpeng-xpp055c272.o +diff --git a/drivers/gpu/drm/panel/panel-xingbangda-xbd599.c b/drivers/gpu/drm/panel/panel-xingbangda-xbd599.c +new file mode 100644 +index 000000000000..b483f96ee1db +--- /dev/null ++++ b/drivers/gpu/drm/panel/panel-xingbangda-xbd599.c +@@ -0,0 +1,366 @@ ++// SPDX-License-Identifier: GPL-2.0 ++/* ++ * Xingbangda XBD599 MIPI-DSI panel driver ++ * ++ * Copyright (C) 2019-2020 Icenowy Zheng ++ * ++ * Based on panel-rocktech-jh057n00900.c, which is: ++ * Copyright (C) Purism SPC 2019 ++ */ ++ ++#include ++#include ++#include ++#include ++#include ++#include ++ ++#include ++#include ++#include ++#include ++ ++/* Manufacturer specific Commands send via DSI */ ++#define ST7703_CMD_ALL_PIXEL_OFF 0x22 ++#define ST7703_CMD_ALL_PIXEL_ON 0x23 ++#define ST7703_CMD_SETDISP 0xB2 ++#define ST7703_CMD_SETRGBIF 0xB3 ++#define ST7703_CMD_SETCYC 0xB4 ++#define ST7703_CMD_SETBGP 0xB5 ++#define ST7703_CMD_SETVCOM 0xB6 ++#define ST7703_CMD_SETOTP 0xB7 ++#define ST7703_CMD_SETPOWER_EXT 0xB8 ++#define ST7703_CMD_SETEXTC 0xB9 ++#define ST7703_CMD_SETMIPI 0xBA ++#define ST7703_CMD_SETVDC 0xBC ++#define ST7703_CMD_SETSCR 0xC0 ++#define ST7703_CMD_SETPOWER 0xC1 ++#define ST7703_CMD_UNK_C6 0xC6 ++#define ST7703_CMD_SETPANEL 0xCC ++#define ST7703_CMD_SETGAMMA 0xE0 ++#define ST7703_CMD_SETEQ 0xE3 ++#define ST7703_CMD_SETGIP1 0xE9 ++#define ST7703_CMD_SETGIP2 0xEA ++ ++static const char * const regulator_names[] = { ++ "iovcc", ++ "vcc", ++}; ++ ++struct xbd599 { ++ struct device *dev; ++ struct drm_panel panel; ++ struct gpio_desc *reset_gpio; ++ struct regulator_bulk_data supplies[ARRAY_SIZE(regulator_names)]; ++ bool prepared; ++}; ++ ++static inline struct xbd599 *panel_to_xbd599(struct drm_panel *panel) ++{ ++ return container_of(panel, struct xbd599, panel); ++} ++ ++#define dsi_dcs_write_seq(dsi, cmd, seq...) do { \ ++ static const u8 d[] = { seq }; \ ++ int ret; \ ++ ret = mipi_dsi_dcs_write(dsi, cmd, d, ARRAY_SIZE(d)); \ ++ if (ret < 0) \ ++ return ret; \ ++ } while (0) ++ ++static int xbd599_init_sequence(struct xbd599 *ctx) ++{ ++ struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); ++ struct device *dev = ctx->dev; ++ int ret; ++ ++ /* ++ * Init sequence was supplied by the panel vendor. ++ */ ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETEXTC, ++ 0xF1, 0x12, 0x83); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETMIPI, ++ 0x33, 0x81, 0x05, 0xF9, 0x0E, 0x0E, 0x20, 0x00, ++ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x44, 0x25, ++ 0x00, 0x91, 0x0a, 0x00, 0x00, 0x02, 0x4F, 0x11, ++ 0x00, 0x00, 0x37); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER_EXT, ++ 0x25, 0x22, 0x20, 0x03); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETRGBIF, ++ 0x10, 0x10, 0x05, 0x05, 0x03, 0xFF, 0x00, 0x00, ++ 0x00, 0x00); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETSCR, ++ 0x73, 0x73, 0x50, 0x50, 0x00, 0xC0, 0x08, 0x70, ++ 0x00); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETVDC, 0x4E); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETPANEL, 0x0B); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETCYC, 0x80); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETDISP, 0xF0, 0x12, 0xF0); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETEQ, ++ 0x00, 0x00, 0x0B, 0x0B, 0x10, 0x10, 0x00, 0x00, ++ 0x00, 0x00, 0xFF, 0x00, 0xC0, 0x10); ++ dsi_dcs_write_seq(dsi, 0xC6, 0x01, 0x00, 0xFF, 0xFF, 0x00); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETPOWER, ++ 0x74, 0x00, 0x32, 0x32, 0x77, 0xF1, 0xFF, 0xFF, ++ 0xCC, 0xCC, 0x77, 0x77); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETBGP, 0x07, 0x07); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETVCOM, 0x2C, 0x2C); ++ dsi_dcs_write_seq(dsi, 0xBF, 0x02, 0x11, 0x00); ++ ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP1, ++ 0x82, 0x10, 0x06, 0x05, 0xA2, 0x0A, 0xA5, 0x12, ++ 0x31, 0x23, 0x37, 0x83, 0x04, 0xBC, 0x27, 0x38, ++ 0x0C, 0x00, 0x03, 0x00, 0x00, 0x00, 0x0C, 0x00, ++ 0x03, 0x00, 0x00, 0x00, 0x75, 0x75, 0x31, 0x88, ++ 0x88, 0x88, 0x88, 0x88, 0x88, 0x13, 0x88, 0x64, ++ 0x64, 0x20, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, ++ 0x02, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, ++ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETGIP2, ++ 0x02, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, ++ 0x00, 0x00, 0x00, 0x00, 0x02, 0x46, 0x02, 0x88, ++ 0x88, 0x88, 0x88, 0x88, 0x88, 0x64, 0x88, 0x13, ++ 0x57, 0x13, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, ++ 0x75, 0x88, 0x23, 0x14, 0x00, 0x00, 0x02, 0x00, ++ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, ++ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x0A, ++ 0xA5, 0x00, 0x00, 0x00, 0x00); ++ dsi_dcs_write_seq(dsi, ST7703_CMD_SETGAMMA, ++ 0x00, 0x09, 0x0D, 0x23, 0x27, 0x3C, 0x41, 0x35, ++ 0x07, 0x0D, 0x0E, 0x12, 0x13, 0x10, 0x12, 0x12, ++ 0x18, 0x00, 0x09, 0x0D, 0x23, 0x27, 0x3C, 0x41, ++ 0x35, 0x07, 0x0D, 0x0E, 0x12, 0x13, 0x10, 0x12, ++ 0x12, 0x18); ++ msleep(20); ++ ++ ret = mipi_dsi_dcs_exit_sleep_mode(dsi); ++ if (ret < 0) { ++ DRM_DEV_ERROR(dev, "Failed to exit sleep mode\n"); ++ return ret; ++ } ++ msleep(250); ++ ++ ret = mipi_dsi_dcs_set_display_on(dsi); ++ if (ret) ++ return ret; ++ msleep(50); ++ ++ DRM_DEV_DEBUG_DRIVER(dev, "Panel init sequence done\n"); ++ return 0; ++} ++ ++static int xbd599_prepare(struct drm_panel *panel) ++{ ++ struct xbd599 *ctx = panel_to_xbd599(panel); ++ int ret; ++ ++ if (ctx->prepared) ++ return 0; ++ ++ ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies); ++ if (ret) ++ return ret; ++ ++ DRM_DEV_DEBUG_DRIVER(ctx->dev, "Resetting the panel\n"); ++ gpiod_set_value_cansleep(ctx->reset_gpio, 1); ++ usleep_range(20, 40); ++ gpiod_set_value_cansleep(ctx->reset_gpio, 0); ++ msleep(20); ++ ++ ctx->prepared = true; ++ ++ return 0; ++} ++ ++static int xbd599_enable(struct drm_panel *panel) ++{ ++ struct xbd599 *ctx = panel_to_xbd599(panel); ++ int ret; ++ ++ ret = xbd599_init_sequence(ctx); ++ if (ret < 0) { ++ DRM_DEV_ERROR(ctx->dev, "Panel init sequence failed: %d\n", ++ ret); ++ return ret; ++ } ++ ++ return 0; ++} ++ ++static int xbd599_disable(struct drm_panel *panel) ++{ ++ struct xbd599 *ctx = panel_to_xbd599(panel); ++ struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); ++ ++ return mipi_dsi_dcs_set_display_off(dsi); ++} ++ ++static int xbd599_unprepare(struct drm_panel *panel) ++{ ++ struct xbd599 *ctx = panel_to_xbd599(panel); ++ ++ if (!ctx->prepared) ++ return 0; ++ ++ gpiod_set_value_cansleep(ctx->reset_gpio, 1); ++ regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies); ++ ctx->prepared = false; ++ ++ return 0; ++} ++ ++static const struct drm_display_mode xbd599_default_mode = { ++ .hdisplay = 720, ++ .hsync_start = 720 + 40, ++ .hsync_end = 720 + 40 + 40, ++ .htotal = 720 + 40 + 40 + 40, ++ .vdisplay = 1440, ++ .vsync_start = 1440 + 18, ++ .vsync_end = 1440 + 18 + 10, ++ .vtotal = 1440 + 18 + 10 + 17, ++ .vrefresh = 60, ++ .clock = 69000, ++ .flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC, ++ ++ .width_mm = 68, ++ .height_mm = 136, ++ .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, ++}; ++ ++static int xbd599_get_modes(struct drm_panel *panel, ++ struct drm_connector *connector) ++{ ++ struct xbd599 *ctx = panel_to_xbd599(panel); ++ struct drm_display_mode *mode; ++ ++ mode = drm_mode_duplicate(connector->dev, &xbd599_default_mode); ++ if (!mode) { ++ DRM_DEV_ERROR(ctx->dev, "Failed to add mode\n"); ++ return -ENOMEM; ++ } ++ ++ drm_mode_set_name(mode); ++ ++ mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; ++ connector->display_info.width_mm = mode->width_mm; ++ connector->display_info.height_mm = mode->height_mm; ++ drm_mode_probed_add(connector, mode); ++ ++ return 1; ++} ++ ++static const struct drm_panel_funcs xbd599_drm_funcs = { ++ .prepare = xbd599_prepare, ++ .enable = xbd599_enable, ++ .disable = xbd599_disable, ++ .unprepare = xbd599_unprepare, ++ .get_modes = xbd599_get_modes, ++}; ++ ++static int xbd599_probe(struct mipi_dsi_device *dsi) ++{ ++ struct device *dev = &dsi->dev; ++ struct xbd599 *ctx; ++ int i, ret; ++ ++ ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); ++ if (!ctx) ++ return -ENOMEM; ++ ++ for (i = 0; i < ARRAY_SIZE(ctx->supplies); i++) ++ ctx->supplies[i].supply = regulator_names[i]; ++ ++ ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(ctx->supplies), ++ ctx->supplies); ++ if (ret < 0) { ++ DRM_DEV_ERROR(&dsi->dev, "cannot get regulators\n"); ++ return ret; ++ } ++ ++ ctx->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); ++ if (IS_ERR(ctx->reset_gpio)) { ++ DRM_DEV_ERROR(dev, "cannot get reset gpio\n"); ++ return PTR_ERR(ctx->reset_gpio); ++ } ++ ++ mipi_dsi_set_drvdata(dsi, ctx); ++ ++ ctx->dev = dev; ++ ++ dsi->lanes = 4; ++ dsi->format = MIPI_DSI_FMT_RGB888; ++ dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE; ++ ++ drm_panel_init(&ctx->panel, &dsi->dev, &xbd599_drm_funcs, ++ DRM_MODE_CONNECTOR_DSI); ++ ++ ret = drm_panel_of_backlight(&ctx->panel); ++ if (ret) ++ return ret; ++ ++ drm_panel_add(&ctx->panel); ++ ++ ret = mipi_dsi_attach(dsi); ++ if (ret < 0) { ++ DRM_DEV_ERROR(dev, "mipi_dsi_attach failed. Is host ready?\n"); ++ drm_panel_remove(&ctx->panel); ++ return ret; ++ } ++ ++ DRM_DEV_INFO(dev, "%ux%u@%u %ubpp dsi %udl - ready\n", ++ xbd599_default_mode.hdisplay, ++ xbd599_default_mode.vdisplay, ++ xbd599_default_mode.vrefresh, ++ mipi_dsi_pixel_format_to_bpp(dsi->format), dsi->lanes); ++ ++ return 0; ++} ++ ++static void xbd599_shutdown(struct mipi_dsi_device *dsi) ++{ ++ struct xbd599 *ctx = mipi_dsi_get_drvdata(dsi); ++ int ret; ++ ++ ret = drm_panel_unprepare(&ctx->panel); ++ if (ret < 0) ++ DRM_DEV_ERROR(&dsi->dev, "Failed to unprepare panel: %d\n", ++ ret); ++} ++ ++static int xbd599_remove(struct mipi_dsi_device *dsi) ++{ ++ struct xbd599 *ctx = mipi_dsi_get_drvdata(dsi); ++ int ret; ++ ++ xbd599_shutdown(dsi); ++ ++ ret = mipi_dsi_detach(dsi); ++ if (ret < 0) ++ DRM_DEV_ERROR(&dsi->dev, "Failed to detach from DSI host: %d\n", ++ ret); ++ ++ drm_panel_remove(&ctx->panel); ++ ++ return 0; ++} ++ ++static const struct of_device_id xbd599_of_match[] = { ++ { .compatible = "xingbangda,xbd599", }, ++ { /* sentinel */ } ++}; ++MODULE_DEVICE_TABLE(of, xbd599_of_match); ++ ++static struct mipi_dsi_driver xbd599_driver = { ++ .probe = xbd599_probe, ++ .remove = xbd599_remove, ++ .shutdown = xbd599_shutdown, ++ .driver = { ++ .name = "panel-xingbangda-xbd599", ++ .of_match_table = xbd599_of_match, ++ }, ++}; ++module_mipi_dsi_driver(xbd599_driver); ++ ++MODULE_AUTHOR("Icenowy Zheng "); ++MODULE_DESCRIPTION("DRM driver for Xingbangda XBD599 MIPI DSI panel"); ++MODULE_LICENSE("GPL v2"); +-- +2.26.2 + diff --git a/0001-drm-panel-rocktech-jh057n00900-Rename-the-driver-to-.patch b/0001-drm-panel-rocktech-jh057n00900-Rename-the-driver-to-.patch new file mode 100644 index 000000000..d78bf5644 --- /dev/null +++ b/0001-drm-panel-rocktech-jh057n00900-Rename-the-driver-to-.patch @@ -0,0 +1,948 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Ondrej Jirman +Date: Fri, 26 Jun 2020 02:55:52 +0200 +Subject: [PATCH] drm/panel: rocktech-jh057n00900: Rename the driver to st7703 + +This rename is done so that the driver matches the name of the +display controller and in preparation for adding support for more +panels to the driver. + +This is just a basic file rename, with no code changes. + +Signed-off-by: Ondrej Jirman +--- + drivers/gpu/drm/panel/Kconfig | 26 +- + drivers/gpu/drm/panel/Makefile | 2 +- + .../drm/panel/panel-rocktech-jh057n00900.c | 424 ------------------ + drivers/gpu/drm/panel/panel-sitronix-st7703.c | 424 ++++++++++++++++++ + 4 files changed, 438 insertions(+), 438 deletions(-) + delete mode 100644 drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c + create mode 100644 drivers/gpu/drm/panel/panel-sitronix-st7703.c + +diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig +index 39055c1f0e2f..de2f2a452be5 100644 +--- a/drivers/gpu/drm/panel/Kconfig ++++ b/drivers/gpu/drm/panel/Kconfig +@@ -283,19 +283,6 @@ config DRM_PANEL_RAYDIUM_RM68200 + Say Y here if you want to enable support for Raydium RM68200 + 720x1280 DSI video mode panel. + +-config DRM_PANEL_ROCKTECH_JH057N00900 +- tristate "Rocktech JH057N00900 MIPI touchscreen panel" +- depends on OF +- depends on DRM_MIPI_DSI +- depends on BACKLIGHT_CLASS_DEVICE +- help +- Say Y here if you want to enable support for Rocktech JH057N00900 +- MIPI DSI panel as e.g. used in the Librem 5 devkit. It has a +- resolution of 720x1440 pixels, a built in backlight and touch +- controller. +- Touch input support is provided by the goodix driver and needs to be +- selected separately. +- + config DRM_PANEL_RONBO_RB070D30 + tristate "Ronbo Electronics RB070D30 panel" + depends on OF +@@ -395,6 +382,19 @@ config DRM_PANEL_SITRONIX_ST7701 + ST7701 controller for 480X864 LCD panels with MIPI/RGB/SPI + system interfaces. + ++config DRM_PANEL_SITRONIX_ST7703 ++ tristate "Sitronix ST7703 based MIPI touchscreen panels" ++ depends on OF ++ depends on DRM_MIPI_DSI ++ depends on BACKLIGHT_CLASS_DEVICE ++ help ++ Say Y here if you want to enable support for Sitronix ST7703 based ++ panels, souch as Rocktech JH057N00900 MIPI DSI panel as e.g. used in ++ the Librem 5 devkit. It has a resolution of 720x1440 pixels, a built ++ in backlight and touch controller. ++ Touch input support is provided by the goodix driver and needs to be ++ selected separately. ++ + config DRM_PANEL_SITRONIX_ST7789V + tristate "Sitronix ST7789V panel" + depends on OF && SPI +diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile +index de74f282c433..e45ceac6286f 100644 +--- a/drivers/gpu/drm/panel/Makefile ++++ b/drivers/gpu/drm/panel/Makefile +@@ -27,7 +27,6 @@ obj-$(CONFIG_DRM_PANEL_PANASONIC_VVX10F034N00) += panel-panasonic-vvx10f034n00.o + obj-$(CONFIG_DRM_PANEL_RASPBERRYPI_TOUCHSCREEN) += panel-raspberrypi-touchscreen.o + obj-$(CONFIG_DRM_PANEL_RAYDIUM_RM67191) += panel-raydium-rm67191.o + obj-$(CONFIG_DRM_PANEL_RAYDIUM_RM68200) += panel-raydium-rm68200.o +-obj-$(CONFIG_DRM_PANEL_ROCKTECH_JH057N00900) += panel-rocktech-jh057n00900.o + obj-$(CONFIG_DRM_PANEL_RONBO_RB070D30) += panel-ronbo-rb070d30.o + obj-$(CONFIG_DRM_PANEL_SAMSUNG_LD9040) += panel-samsung-ld9040.o + obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6D16D0) += panel-samsung-s6d16d0.o +@@ -41,6 +40,7 @@ obj-$(CONFIG_DRM_PANEL_SHARP_LQ101R1SX01) += panel-sharp-lq101r1sx01.o + obj-$(CONFIG_DRM_PANEL_SHARP_LS037V7DW01) += panel-sharp-ls037v7dw01.o + obj-$(CONFIG_DRM_PANEL_SHARP_LS043T1LE01) += panel-sharp-ls043t1le01.o + obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7701) += panel-sitronix-st7701.o ++obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7703) += panel-sitronix-st7703.o + obj-$(CONFIG_DRM_PANEL_SITRONIX_ST7789V) += panel-sitronix-st7789v.o + obj-$(CONFIG_DRM_PANEL_SONY_ACX424AKP) += panel-sony-acx424akp.o + obj-$(CONFIG_DRM_PANEL_SONY_ACX565AKM) += panel-sony-acx565akm.o +diff --git a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c b/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c +deleted file mode 100644 +index 38ff742bc120..000000000000 +--- a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c ++++ /dev/null +@@ -1,424 +0,0 @@ +-// SPDX-License-Identifier: GPL-2.0 +-/* +- * Rockteck jh057n00900 5.5" MIPI-DSI panel driver +- * +- * Copyright (C) Purism SPC 2019 +- */ +- +-#include +-#include +-#include +-#include +-#include +-#include +-#include +- +-#include