From f5919b65d4c671fd5083838c7a445f319f9a13c8 Mon Sep 17 00:00:00 2001 From: Stijn Tintel Date: Sat, 10 Nov 2018 13:03:18 +0200 Subject: brcm2708: add kernel 4.14 support Patch generation process: - rebase rpi/rpi-4.14.y on v4.14.89 from linux-stable - git format-patch v4.14.89 Patches skipped during rebase: - lan78xx: Read MAC address from DT if present - lan78xx: Enable LEDs and auto-negotiation - Revert "softirq: Let ksoftirqd do its job" - sc16is7xx: Fix for multi-channel stall - lan78xx: Ignore DT MAC address if already valid - lan78xx: Simple patch to prevent some crashes - tcp_write_queue_purge clears all the SKBs in the write queue - Revert "lan78xx: Simple patch to prevent some crashes" - lan78xx: Connect phy early - Arm: mm: ftrace: Only set text back to ro after kernel has been marked ro - Revert "Revert "softirq: Let ksoftirqd do its job"" - ASoC: cs4265: SOC_SINGLE register value error fix - Revert "ASoC: cs4265: SOC_SINGLE register value error fix" - Revert "net: pskb_trim_rcsum() and CHECKSUM_COMPLETE are friends" - Revert "Revert "net: pskb_trim_rcsum() and CHECKSUM_COMPLETE are friends"" Patches dropped after rebase: - net: Add non-mainline source for rtl8192cu wlan - net: Fix rtl8192cu build errors on other platforms - brcm: adds support for BCM43341 wifi - brcmfmac: Mute expected startup 'errors' - ARM64: Fix build break for RTL8187/RTL8192CU wifi - ARM64: Enable RTL8187/RTL8192CU wifi in build config - This is the driver for Sony CXD2880 DVB-T2/T tuner + demodulator - brcmfmac: add CLM download support - brcmfmac: request_firmware_direct is quieter - Sets the BCDC priority to constant 0 - brcmfmac: Disable ARP offloading when promiscuous - brcmfmac: Avoid possible out-of-bounds read - brcmfmac: Delete redundant length check - net: rtl8192cu: Normalize indentation - net: rtl8192cu: Fix implicit fallthrough warnings - Revert "Sets the BCDC priority to constant 0" - media: cxd2880: Bump to match 4.18.y version - media: cxd2880-spi: Bump to match 4.18.y version - Revert "mm: alloc_contig: re-allow CMA to compact FS pages" - Revert "Revert "mm: alloc_contig: re-allow CMA to compact FS pages"" - cxd2880: CXD2880_SPI_DRV should select DVB_CXD2880 with MEDIA_SUBDRV_AUTOSELECT - 950-0421-HID-hid-bigbenff-driver-for-BigBen-Interactive-PS3OF.patch - 950-0453-Add-hid-bigbenff-to-list-of-have_special_driver-for-.patch Make I2C built-in instead of modular as in upstream defconfig; also the easiest way to get MFD_ARIZONA enabled, which is required by kmod-sound-soc-rpi-cirrus. Add missing compatible strings from 4.9/960-add-rasbperrypi-compatible.patch, using upstream names for compute modules. Add extra patch to enable the LEDs on lan78xx. Compile-tested: bcm2708, bcm2709, bcm2710 (with CONFIG_ALL_KMODS=y) Runtime-tested: bcm2708, bcm2710 Signed-off-by: Stijn Tintel --- .../950-0294-net-phy-add-unlocked-accessors.patch | 97 ++++++++++++++++++++++ 1 file changed, 97 insertions(+) create mode 100644 target/linux/brcm2708/patches-4.14/950-0294-net-phy-add-unlocked-accessors.patch (limited to 'target/linux/brcm2708/patches-4.14/950-0294-net-phy-add-unlocked-accessors.patch') diff --git a/target/linux/brcm2708/patches-4.14/950-0294-net-phy-add-unlocked-accessors.patch b/target/linux/brcm2708/patches-4.14/950-0294-net-phy-add-unlocked-accessors.patch new file mode 100644 index 0000000000..f0b916e86c --- /dev/null +++ b/target/linux/brcm2708/patches-4.14/950-0294-net-phy-add-unlocked-accessors.patch @@ -0,0 +1,97 @@ +From 6709752e7233afd929a130ac4f3645348be94c1f Mon Sep 17 00:00:00 2001 +From: Russell King +Date: Tue, 2 Jan 2018 10:58:37 +0000 +Subject: [PATCH 294/454] net: phy: add unlocked accessors + +commit 788f9933db6172801336d0ae2dec5bdc7525389f upstream. + +Add unlocked versions of the bus accessors, which allows access to the +bus with all the tracing. These accessors validate that the bus mutex +is held, which is a basic requirement for all mii bus accesses. + +Also added is a read-modify-write unlocked accessor with the same +locking requirements. + +Signed-off-by: Russell King +Reviewed-by: Andrew Lunn +Signed-off-by: David S. Miller +--- + drivers/net/phy/phy-core.c | 25 +++++++++++++++++++++++++ + include/linux/phy.h | 28 ++++++++++++++++++++++++++++ + 2 files changed, 53 insertions(+) + +--- a/drivers/net/phy/phy-core.c ++++ b/drivers/net/phy/phy-core.c +@@ -280,3 +280,28 @@ int phy_write_mmd(struct phy_device *phy + return ret; + } + EXPORT_SYMBOL(phy_write_mmd); ++ ++/** ++ * __phy_modify() - Convenience function for modifying a PHY register ++ * @phydev: a pointer to a &struct phy_device ++ * @regnum: register number ++ * @mask: bit mask of bits to clear ++ * @set: bit mask of bits to set ++ * ++ * Unlocked helper function which allows a PHY register to be modified as ++ * new register value = (old register value & mask) | set ++ */ ++int __phy_modify(struct phy_device *phydev, u32 regnum, u16 mask, u16 set) ++{ ++ int ret, res; ++ ++ ret = __phy_read(phydev, regnum); ++ if (ret >= 0) { ++ res = __phy_write(phydev, regnum, (ret & ~mask) | set); ++ if (res < 0) ++ ret = res; ++ } ++ ++ return ret; ++} ++EXPORT_SYMBOL_GPL(__phy_modify); +--- a/include/linux/phy.h ++++ b/include/linux/phy.h +@@ -726,6 +726,18 @@ static inline int phy_read(struct phy_de + } + + /** ++ * __phy_read - convenience function for reading a given PHY register ++ * @phydev: the phy_device struct ++ * @regnum: register number to read ++ * ++ * The caller must have taken the MDIO bus lock. ++ */ ++static inline int __phy_read(struct phy_device *phydev, u32 regnum) ++{ ++ return __mdiobus_read(phydev->mdio.bus, phydev->mdio.addr, regnum); ++} ++ ++/** + * phy_write - Convenience function for writing a given PHY register + * @phydev: the phy_device struct + * @regnum: register number to write +@@ -741,6 +753,22 @@ static inline int phy_write(struct phy_d + } + + /** ++ * __phy_write - Convenience function for writing a given PHY register ++ * @phydev: the phy_device struct ++ * @regnum: register number to write ++ * @val: value to write to @regnum ++ * ++ * The caller must have taken the MDIO bus lock. ++ */ ++static inline int __phy_write(struct phy_device *phydev, u32 regnum, u16 val) ++{ ++ return __mdiobus_write(phydev->mdio.bus, phydev->mdio.addr, regnum, ++ val); ++} ++ ++int __phy_modify(struct phy_device *phydev, u32 regnum, u16 mask, u16 set); ++ ++/** + * phy_interrupt_is_valid - Convenience function for testing a given PHY irq + * @phydev: the phy_device struct + * -- cgit v1.2.3