diff options
Diffstat (limited to 'target/linux/oxnas/patches-4.1')
13 files changed, 413 insertions, 0 deletions
diff --git a/target/linux/oxnas/patches-4.1/010-arm_introduce-dma-fiq-irq-broadcast.patch b/target/linux/oxnas/patches-4.1/010-arm_introduce-dma-fiq-irq-broadcast.patch new file mode 100644 index 0000000000..65ef6bc5e6 --- /dev/null +++ b/target/linux/oxnas/patches-4.1/010-arm_introduce-dma-fiq-irq-broadcast.patch @@ -0,0 +1,56 @@ +--- a/arch/arm/include/asm/glue-cache.h ++++ b/arch/arm/include/asm/glue-cache.h +@@ -156,11 +156,19 @@ static inline void nop_dma_unmap_area(co + #define __cpuc_flush_user_range __glue(_CACHE,_flush_user_cache_range) + #define __cpuc_coherent_kern_range __glue(_CACHE,_coherent_kern_range) + #define __cpuc_coherent_user_range __glue(_CACHE,_coherent_user_range) ++#ifndef CONFIG_DMA_CACHE_FIQ_BROADCAST + #define __cpuc_flush_dcache_area __glue(_CACHE,_flush_kern_dcache_area) + + #define dmac_map_area __glue(_CACHE,_dma_map_area) + #define dmac_unmap_area __glue(_CACHE,_dma_unmap_area) + #define dmac_flush_range __glue(_CACHE,_dma_flush_range) ++#else ++#define __cpuc_flush_dcache_area __glue(fiq,_flush_kern_dcache_area) ++ ++#define dmac_map_area __glue(fiq,_dma_map_area) ++#define dmac_unmap_area __glue(fiq,_dma_unmap_area) ++#define dmac_flush_range __glue(fiq,_dma_flush_range) ++#endif /* CONFIG_DMA_CACHE_FIQ_BROADCAST */ + #endif + + #endif +--- a/arch/arm/mm/Kconfig ++++ b/arch/arm/mm/Kconfig +@@ -858,6 +858,17 @@ config DMA_CACHE_RWFO + in hardware, other workarounds are needed (e.g. cache + maintenance broadcasting in software via FIQ). + ++config DMA_CACHE_FIQ_BROADCAST ++ bool "Enable fiq broadcast DMA cache maintenance" ++ depends on CPU_V6K && SMP ++ select FIQ ++ help ++ The Snoop Control Unit on ARM11MPCore does not detect the ++ cache maintenance operations and the dma_{map,unmap}_area() ++ functions may leave stale cache entries on other CPUs. By ++ enabling this option, fiq broadcast in the ARMv6 ++ DMA cache maintenance functions is performed. ++ + config OUTER_CACHE + bool + +--- a/arch/arm/mm/flush.c ++++ b/arch/arm/mm/flush.c +@@ -314,7 +314,11 @@ void flush_dcache_page(struct page *page + + mapping = page_mapping(page); + ++#ifndef CONFIG_DMA_CACHE_FIQ_BROADCAST + if (!cache_ops_need_broadcast() && ++#else ++ if ( ++#endif + mapping && !page_mapped(page)) + clear_bit(PG_dcache_clean, &page->flags); + else { diff --git a/target/linux/oxnas/patches-4.1/250-add-plxtech-vendor-prefix.patch b/target/linux/oxnas/patches-4.1/250-add-plxtech-vendor-prefix.patch new file mode 100644 index 0000000000..c43d03ed79 --- /dev/null +++ b/target/linux/oxnas/patches-4.1/250-add-plxtech-vendor-prefix.patch @@ -0,0 +1,10 @@ +--- a/Documentation/devicetree/bindings/vendor-prefixes.txt ++++ b/Documentation/devicetree/bindings/vendor-prefixes.txt +@@ -149,6 +149,7 @@ pericom Pericom Technology Inc. + phytec PHYTEC Messtechnik GmbH + picochip Picochip Ltd + plathome Plat'Home Co., Ltd. ++plxtech PLX Technology, Inc. + pixcir PIXCIR MICROELECTRONICS Co., Ltd + powervr PowerVR (deprecated, use img) + qca Qualcomm Atheros, Inc. diff --git a/target/linux/oxnas/patches-4.1/300-introduce-oxnas-platform.patch b/target/linux/oxnas/patches-4.1/300-introduce-oxnas-platform.patch new file mode 100644 index 0000000000..d96633db71 --- /dev/null +++ b/target/linux/oxnas/patches-4.1/300-introduce-oxnas-platform.patch @@ -0,0 +1,70 @@ +--- a/arch/arm/Kconfig ++++ b/arch/arm/Kconfig +@@ -599,6 +599,18 @@ config ARCH_LPC32XX + help + Support for the NXP LPC32XX family of processors + ++config ARCH_OXNAS ++ bool "Oxford Semiconductor 815/820/825 NAS SoC" ++ select ARCH_REQUIRE_GPIOLIB ++ select CLKDEV_LOOKUP ++ select GENERIC_CLOCKEVENTS ++ select COMMON_CLK ++ select MIGHT_HAVE_PCI ++ select ARCH_HAS_RESET_CONTROLLER ++ help ++ This enables support for Oxford 815/820/825 NAS SoC ++ later renamed to PLXTECH NAS782x. ++ + config ARCH_PXA + bool "PXA2xx/PXA3xx-based" + depends on MMU +@@ -897,6 +909,8 @@ source "arch/arm/mach-omap2/Kconfig" + + source "arch/arm/mach-orion5x/Kconfig" + ++source "arch/arm/mach-oxnas/Kconfig" ++ + source "arch/arm/mach-picoxcell/Kconfig" + + source "arch/arm/mach-pxa/Kconfig" +--- a/arch/arm/Makefile ++++ b/arch/arm/Makefile +@@ -187,6 +187,7 @@ machine-$(CONFIG_ARCH_NSPIRE) += nspire + machine-$(CONFIG_ARCH_OMAP1) += omap1 + machine-$(CONFIG_ARCH_OMAP2PLUS) += omap2 + machine-$(CONFIG_ARCH_ORION5X) += orion5x ++machine-$(CONFIG_ARCH_OXNAS) += oxnas + machine-$(CONFIG_ARCH_PICOXCELL) += picoxcell + machine-$(CONFIG_ARCH_PXA) += pxa + machine-$(CONFIG_ARCH_QCOM) += qcom +--- a/arch/arm/boot/dts/Makefile ++++ b/arch/arm/boot/dts/Makefile +@@ -442,6 +442,7 @@ dtb-$(CONFIG_ARCH_ORION5X) += \ + orion5x-lacie-ethernet-disk-mini-v2.dtb \ + orion5x-maxtor-shared-storage-2.dtb \ + orion5x-rd88f5182-nas.dtb ++dtb-$(CONFIG_ARCH_OXNAS) += ox820-pogoplug-pro.dtb + dtb-$(CONFIG_ARCH_PRIMA2) += \ + prima2-evb.dtb + dtb-$(CONFIG_ARCH_QCOM) += \ +--- a/arch/arm/tools/mach-types ++++ b/arch/arm/tools/mach-types +@@ -228,6 +228,7 @@ edb9302a MACH_EDB9302A EDB9302A 1127 + edb9307a MACH_EDB9307A EDB9307A 1128 + omap_3430sdp MACH_OMAP_3430SDP OMAP_3430SDP 1138 + vstms MACH_VSTMS VSTMS 1140 ++ox820 MACH_OX820 OX820 1152 + micro9m MACH_MICRO9M MICRO9M 1169 + bug MACH_BUG BUG 1179 + at91sam9263ek MACH_AT91SAM9263EK AT91SAM9263EK 1202 +--- a/drivers/clk/Makefile ++++ b/drivers/clk/Makefile +@@ -32,6 +32,7 @@ obj-$(CONFIG_ARCH_MB86S7X) += clk-mb86s + obj-$(CONFIG_ARCH_MOXART) += clk-moxart.o + obj-$(CONFIG_ARCH_NOMADIK) += clk-nomadik.o + obj-$(CONFIG_ARCH_NSPIRE) += clk-nspire.o ++obj-$(CONFIG_ARCH_OXNAS) += clk-oxnas.o + obj-$(CONFIG_COMMON_CLK_PALMAS) += clk-palmas.o + obj-$(CONFIG_CLK_QORIQ) += clk-qoriq.o + obj-$(CONFIG_COMMON_CLK_RK808) += clk-rk808.o diff --git a/target/linux/oxnas/patches-4.1/310-oxnas-clocksource.patch b/target/linux/oxnas/patches-4.1/310-oxnas-clocksource.patch new file mode 100644 index 0000000000..3699b7a5b8 --- /dev/null +++ b/target/linux/oxnas/patches-4.1/310-oxnas-clocksource.patch @@ -0,0 +1,25 @@ +--- a/drivers/clocksource/Kconfig ++++ b/drivers/clocksource/Kconfig +@@ -177,6 +177,12 @@ config VF_PIT_TIMER + help + Support for Period Interrupt Timer on Freescale Vybrid Family SoCs. + ++config CLKSRC_RPS_TIMER ++ def_bool y if ARCH_OXNAS ++ select CLKSRC_MMIO ++ help ++ This option enables support for the oxnas rps timers. ++ + config SYS_SUPPORTS_SH_CMT + bool + +--- a/drivers/clocksource/Makefile ++++ b/drivers/clocksource/Makefile +@@ -39,6 +39,7 @@ obj-$(CONFIG_CLKSRC_EFM32) += time-efm32 + obj-$(CONFIG_CLKSRC_EXYNOS_MCT) += exynos_mct.o + obj-$(CONFIG_CLKSRC_SAMSUNG_PWM) += samsung_pwm_timer.o + obj-$(CONFIG_FSL_FTM_TIMER) += fsl_ftm_timer.o ++obj-$(CONFIG_CLKSRC_RPS_TIMER) += oxnas_rps_timer.o + obj-$(CONFIG_VF_PIT_TIMER) += vf_pit_timer.o + obj-$(CONFIG_CLKSRC_QCOM) += qcom-timer.o + obj-$(CONFIG_MTK_TIMER) += mtk_timer.o diff --git a/target/linux/oxnas/patches-4.1/320-oxnas-irqchip.patch b/target/linux/oxnas/patches-4.1/320-oxnas-irqchip.patch new file mode 100644 index 0000000000..d0833eaaf0 --- /dev/null +++ b/target/linux/oxnas/patches-4.1/320-oxnas-irqchip.patch @@ -0,0 +1,34 @@ +--- a/drivers/irqchip/Kconfig ++++ b/drivers/irqchip/Kconfig +@@ -27,6 +27,11 @@ config ARM_GIC_V3_ITS + bool + select PCI_MSI_IRQ_DOMAIN + ++config PLXTECH_RPS ++ def_bool y if ARHC_OXNAS ++ depends on ARCH_OXNAS ++ select IRQ_DOMAIN ++ + config ARM_NVIC + bool + select IRQ_DOMAIN +--- a/drivers/irqchip/Makefile ++++ b/drivers/irqchip/Makefile +@@ -31,6 +31,7 @@ obj-$(CONFIG_IMGPDC_IRQ) += irq-imgpdc. + obj-$(CONFIG_SIRF_IRQ) += irq-sirfsoc.o + obj-$(CONFIG_RENESAS_INTC_IRQPIN) += irq-renesas-intc-irqpin.o + obj-$(CONFIG_RENESAS_IRQC) += irq-renesas-irqc.o ++obj-$(CONFIG_PLXTECH_RPS) += irq-rps.o + obj-$(CONFIG_VERSATILE_FPGA_IRQ) += irq-versatile-fpga.o + obj-$(CONFIG_ARCH_NSPIRE) += irq-zevio.o + obj-$(CONFIG_ARCH_VT8500) += irq-vt8500.o +--- a/drivers/irqchip/irq-gic.c ++++ b/drivers/irqchip/irq-gic.c +@@ -1036,6 +1036,7 @@ IRQCHIP_DECLARE(arm1176jzf_dc_gic, "arm, + IRQCHIP_DECLARE(cortex_a15_gic, "arm,cortex-a15-gic", gic_of_init); + IRQCHIP_DECLARE(cortex_a9_gic, "arm,cortex-a9-gic", gic_of_init); + IRQCHIP_DECLARE(cortex_a7_gic, "arm,cortex-a7-gic", gic_of_init); ++IRQCHIP_DECLARE(arm11_mpcore_gic, "arm,arm11mp-gic", gic_of_init); + IRQCHIP_DECLARE(msm_8660_qgic, "qcom,msm-8660-qgic", gic_of_init); + IRQCHIP_DECLARE(msm_qgic2, "qcom,msm-qgic2", gic_of_init); + diff --git a/target/linux/oxnas/patches-4.1/330-oxnas-pinctrl.patch b/target/linux/oxnas/patches-4.1/330-oxnas-pinctrl.patch new file mode 100644 index 0000000000..5e7d081e03 --- /dev/null +++ b/target/linux/oxnas/patches-4.1/330-oxnas-pinctrl.patch @@ -0,0 +1,28 @@ +--- a/drivers/pinctrl/Kconfig ++++ b/drivers/pinctrl/Kconfig +@@ -191,6 +191,15 @@ config PINCTRL_COH901 + COH 901 335 and COH 901 571/3. They contain 3, 5 or 7 + ports of 8 GPIO pins each. + ++config PINCTRL_OXNAS ++ bool "OXNAS pinctrl driver" ++ depends on OF ++ depends on ARCH_OXNAS ++ select PINMUX ++ select PINCONF ++ help ++ Say Y here to enable the oxnas pinctrl driver ++ + config PINCTRL_PALMAS + bool "Pinctrl driver for the PALMAS Series MFD devices" + depends on OF && MFD_PALMAS +--- a/drivers/pinctrl/Makefile ++++ b/drivers/pinctrl/Makefile +@@ -17,6 +17,7 @@ obj-$(CONFIG_PINCTRL_AT91) += pinctrl-at + obj-$(CONFIG_PINCTRL_AMD) += pinctrl-amd.o + obj-$(CONFIG_PINCTRL_FALCON) += pinctrl-falcon.o + obj-$(CONFIG_PINCTRL_MESON) += meson/ ++obj-$(CONFIG_PINCTRL_OXNAS) += pinctrl-oxnas.o + obj-$(CONFIG_PINCTRL_PALMAS) += pinctrl-palmas.o + obj-$(CONFIG_PINCTRL_ROCKCHIP) += pinctrl-rockchip.o + obj-$(CONFIG_PINCTRL_SINGLE) += pinctrl-single.o diff --git a/target/linux/oxnas/patches-4.1/340-oxnas-pcie.patch b/target/linux/oxnas/patches-4.1/340-oxnas-pcie.patch new file mode 100644 index 0000000000..ec9dc941a3 --- /dev/null +++ b/target/linux/oxnas/patches-4.1/340-oxnas-pcie.patch @@ -0,0 +1,22 @@ +--- a/drivers/pci/host/Kconfig ++++ b/drivers/pci/host/Kconfig +@@ -125,4 +125,9 @@ config PCIE_IPROC_PLATFORM + Say Y here if you want to use the Broadcom iProc PCIe controller + through the generic platform bus interface + ++config PCI_OXNAS ++ bool "PLX Oxnas PCIe controller" ++ depends on ARCH_OXNAS ++ select PCIEPORTBUS ++ + endmenu +--- a/drivers/pci/host/Makefile ++++ b/drivers/pci/host/Makefile +@@ -3,6 +3,7 @@ obj-$(CONFIG_PCI_DRA7XX) += pci-dra7xx.o + obj-$(CONFIG_PCI_EXYNOS) += pci-exynos.o + obj-$(CONFIG_PCI_IMX6) += pci-imx6.o + obj-$(CONFIG_PCI_MVEBU) += pci-mvebu.o ++obj-$(CONFIG_PCI_OXNAS) += pcie-oxnas.o + obj-$(CONFIG_PCI_TEGRA) += pci-tegra.o + obj-$(CONFIG_PCI_RCAR_GEN2) += pci-rcar-gen2.o + obj-$(CONFIG_PCI_RCAR_GEN2_PCIE) += pcie-rcar.o diff --git a/target/linux/oxnas/patches-4.1/350-oxnas-reset.patch b/target/linux/oxnas/patches-4.1/350-oxnas-reset.patch new file mode 100644 index 0000000000..1cecd28dc7 --- /dev/null +++ b/target/linux/oxnas/patches-4.1/350-oxnas-reset.patch @@ -0,0 +1,20 @@ +--- a/drivers/reset/Kconfig ++++ b/drivers/reset/Kconfig +@@ -12,4 +12,9 @@ menuconfig RESET_CONTROLLER + + If unsure, say no. + ++config RESET_CONTROLLER_OXNAS ++ bool ++ select RESET_CONTROLLER ++ + source "drivers/reset/sti/Kconfig" ++ +--- a/drivers/reset/Makefile ++++ b/drivers/reset/Makefile +@@ -1,4 +1,5 @@ + obj-$(CONFIG_RESET_CONTROLLER) += core.o ++obj-$(CONFIG_RESET_CONTROLLER_OXNAS) += reset-ox820.o + obj-$(CONFIG_ARCH_SOCFPGA) += reset-socfpga.o + obj-$(CONFIG_ARCH_BERLIN) += reset-berlin.o + obj-$(CONFIG_ARCH_SUNXI) += reset-sunxi.o diff --git a/target/linux/oxnas/patches-4.1/400-oxnas-nand.patch b/target/linux/oxnas/patches-4.1/400-oxnas-nand.patch new file mode 100644 index 0000000000..c59da359ba --- /dev/null +++ b/target/linux/oxnas/patches-4.1/400-oxnas-nand.patch @@ -0,0 +1,25 @@ +--- a/drivers/mtd/nand/Kconfig ++++ b/drivers/mtd/nand/Kconfig +@@ -530,4 +530,12 @@ config MTD_NAND_HISI504 + help + Enables support for NAND controller on Hisilicon SoC Hip04. + ++config MTD_NAND_OXNAS ++ tristate "Support for NAND on Plxtech NAS782X SoC" ++ depends on ARCH_OXNAS ++ select MTD_NAND_PLATFORM ++ help ++ Enables support for NAND Flash chips on Plxtech NAS782X SoCs. NAND is attached ++ to the STATIC Unit. ++ + endif # MTD_NAND +--- a/drivers/mtd/nand/Makefile ++++ b/drivers/mtd/nand/Makefile +@@ -45,6 +45,7 @@ obj-$(CONFIG_MTD_NAND_SOCRATES) += socr + obj-$(CONFIG_MTD_NAND_TXX9NDFMC) += txx9ndfmc.o + obj-$(CONFIG_MTD_NAND_NUC900) += nuc900_nand.o + obj-$(CONFIG_MTD_NAND_MPC5121_NFC) += mpc5121_nfc.o ++obj-$(CONFIG_MTD_NAND_OXNAS) += oxnas_nand.o + obj-$(CONFIG_MTD_NAND_RICOH) += r852.o + obj-$(CONFIG_MTD_NAND_JZ4740) += jz4740_nand.o + obj-$(CONFIG_MTD_NAND_GPMI_NAND) += gpmi-nand/ diff --git a/target/linux/oxnas/patches-4.1/500-oxnas-sata.patch b/target/linux/oxnas/patches-4.1/500-oxnas-sata.patch new file mode 100644 index 0000000000..8c59b219fd --- /dev/null +++ b/target/linux/oxnas/patches-4.1/500-oxnas-sata.patch @@ -0,0 +1,26 @@ +--- a/drivers/ata/Kconfig ++++ b/drivers/ata/Kconfig +@@ -402,6 +402,13 @@ config SATA_VITESSE + + If unsure, say N. + ++config SATA_OXNAS ++ tristate "PLXTECH NAS782X SATA support" ++ help ++ This option enables support for Nas782x Serial ATA controller. ++ ++ If unsure, say N. ++ + comment "PATA SFF controllers with BMDMA" + + config PATA_ALI +--- a/drivers/ata/Makefile ++++ b/drivers/ata/Makefile +@@ -37,6 +37,7 @@ obj-$(CONFIG_SATA_SVW) += sata_svw.o + obj-$(CONFIG_SATA_ULI) += sata_uli.o + obj-$(CONFIG_SATA_VIA) += sata_via.o + obj-$(CONFIG_SATA_VITESSE) += sata_vsc.o ++obj-$(CONFIG_SATA_OXNAS) += sata_oxnas.o + + # SFF PATA w/ BMDMA + obj-$(CONFIG_PATA_ALI) += pata_ali.o diff --git a/target/linux/oxnas/patches-4.1/800-oxnas-ehci.patch b/target/linux/oxnas/patches-4.1/800-oxnas-ehci.patch new file mode 100644 index 0000000000..b283bbd3f6 --- /dev/null +++ b/target/linux/oxnas/patches-4.1/800-oxnas-ehci.patch @@ -0,0 +1,26 @@ +--- a/drivers/usb/host/Kconfig ++++ b/drivers/usb/host/Kconfig +@@ -313,6 +313,13 @@ config USB_OCTEON_EHCI + USB 2.0 device support. All CN6XXX based chips with USB are + supported. + ++config USB_EHCI_OXNAS ++ tristate "OXNAS EHCI Module" ++ depends on USB_EHCI_HCD && ARCH_OXNAS ++ select USB_EHCI_ROOT_HUB_TT ++ ---help--- ++ Enable support for the OX820 SOC's on-chip EHCI controller. ++ + endif # USB_EHCI_HCD + + config USB_OXU210HP_HCD +--- a/drivers/usb/host/Makefile ++++ b/drivers/usb/host/Makefile +@@ -42,6 +42,7 @@ obj-$(CONFIG_USB_EHCI_HCD_AT91) += ehci- + obj-$(CONFIG_USB_EHCI_MSM) += ehci-msm.o + obj-$(CONFIG_USB_EHCI_TEGRA) += ehci-tegra.o + obj-$(CONFIG_USB_W90X900_EHCI) += ehci-w90x900.o ++obj-$(CONFIG_USB_EHCI_OXNAS) += ehci-oxnas.o + + obj-$(CONFIG_USB_OXU210HP_HCD) += oxu210hp-hcd.o + obj-$(CONFIG_USB_ISP116X_HCD) += isp116x-hcd.o diff --git a/target/linux/oxnas/patches-4.1/900-more-boards.patch b/target/linux/oxnas/patches-4.1/900-more-boards.patch new file mode 100644 index 0000000000..af4831eb01 --- /dev/null +++ b/target/linux/oxnas/patches-4.1/900-more-boards.patch @@ -0,0 +1,14 @@ +--- a/arch/arm/boot/dts/Makefile ++++ b/arch/arm/boot/dts/Makefile +@@ -442,7 +442,10 @@ dtb-$(CONFIG_ARCH_ORION5X) += \ + orion5x-lacie-ethernet-disk-mini-v2.dtb \ + orion5x-maxtor-shared-storage-2.dtb \ + orion5x-rd88f5182-nas.dtb +-dtb-$(CONFIG_ARCH_OXNAS) += ox820-pogoplug-pro.dtb ++dtb-$(CONFIG_ARCH_OXNAS) += ox820-pogoplug-pro.dtb \ ++ ox820-pogoplug-v3.dtb \ ++ ox820-stg212.dtb \ ++ ox820-kd20.dtb + dtb-$(CONFIG_ARCH_PRIMA2) += \ + prima2-evb.dtb + dtb-$(CONFIG_ARCH_QCOM) += \ diff --git a/target/linux/oxnas/patches-4.1/999-libata-hacks.patch b/target/linux/oxnas/patches-4.1/999-libata-hacks.patch new file mode 100644 index 0000000000..c298f7561e --- /dev/null +++ b/target/linux/oxnas/patches-4.1/999-libata-hacks.patch @@ -0,0 +1,57 @@ +--- a/drivers/ata/libata-core.c ++++ b/drivers/ata/libata-core.c +@@ -1589,6 +1589,14 @@ unsigned ata_exec_internal_sg(struct ata + return AC_ERR_SYSTEM; + } + ++ if (ap->ops->acquire_hw && !ap->ops->acquire_hw(ap, 0, 0)) { ++ spin_unlock_irqrestore(ap->lock, flags); ++ if (!ap->ops->acquire_hw(ap, 1, (2*HZ))) { ++ return AC_ERR_TIMEOUT; ++ } ++ spin_lock_irqsave(ap->lock, flags); ++ } ++ + /* initialize internal qc */ + + /* XXX: Tag 0 is used for drivers with legacy EH as some +@@ -4781,6 +4789,9 @@ struct ata_queued_cmd *ata_qc_new_init(s + if (unlikely(ap->pflags & ATA_PFLAG_FROZEN)) + return NULL; + ++ if (ap->ops->qc_new && ap->ops->qc_new(ap)) ++ return NULL; ++ + /* libsas case */ + if (ap->flags & ATA_FLAG_SAS_HOST) { + tag = ata_sas_allocate_tag(ap); +@@ -4826,6 +4837,8 @@ void ata_qc_free(struct ata_queued_cmd * + qc->tag = ATA_TAG_POISON; + if (ap->flags & ATA_FLAG_SAS_HOST) + ata_sas_free_tag(tag, ap); ++ if (ap->ops->qc_free) ++ ap->ops->qc_free(qc); + } + } + +--- a/include/linux/libata.h ++++ b/include/linux/libata.h +@@ -902,6 +902,8 @@ struct ata_port_operations { + void (*qc_prep)(struct ata_queued_cmd *qc); + unsigned int (*qc_issue)(struct ata_queued_cmd *qc); + bool (*qc_fill_rtf)(struct ata_queued_cmd *qc); ++ int (*qc_new)(struct ata_port *ap); ++ void (*qc_free)(struct ata_queued_cmd *qc); + + /* + * Configuration and exception handling +@@ -992,6 +994,9 @@ struct ata_port_operations { + void (*phy_reset)(struct ata_port *ap); + void (*eng_timeout)(struct ata_port *ap); + ++ int (*acquire_hw)(struct ata_port *ap, int may_sleep, ++ int timeout_jiffies); ++ + /* + * ->inherits must be the last field and all the preceding + * fields must be pointers. |