diff options
Diffstat (limited to 'arch/powerpc')
-rw-r--r-- | arch/powerpc/Makefile.postlink | 3 | ||||
-rw-r--r-- | arch/powerpc/include/asm/kprobes.h | 2 | ||||
-rw-r--r-- | arch/powerpc/kernel/iommu.c | 53 | ||||
-rw-r--r-- | arch/powerpc/kernel/setup-common.c | 16 |
4 files changed, 24 insertions, 50 deletions
diff --git a/arch/powerpc/Makefile.postlink b/arch/powerpc/Makefile.postlink index 1f860b3c9bec..ae5a4256b03d 100644 --- a/arch/powerpc/Makefile.postlink +++ b/arch/powerpc/Makefile.postlink @@ -35,9 +35,6 @@ ifdef CONFIG_RELOCATABLE $(call if_changed,relocs_check) endif -%.ko: FORCE - @true - clean: rm -f .tmp_symbols.txt diff --git a/arch/powerpc/include/asm/kprobes.h b/arch/powerpc/include/asm/kprobes.h index c8e4b4fd4e33..4525a9c68260 100644 --- a/arch/powerpc/include/asm/kprobes.h +++ b/arch/powerpc/include/asm/kprobes.h @@ -84,8 +84,6 @@ struct arch_optimized_insn { kprobe_opcode_t *insn; }; -extern int kprobe_exceptions_notify(struct notifier_block *self, - unsigned long val, void *data); extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr); extern int kprobe_handler(struct pt_regs *regs); extern int kprobe_post_handler(struct pt_regs *regs); diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index 3e28579f7c62..ebe259bdd462 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -1280,13 +1280,19 @@ struct iommu_table_group_ops spapr_tce_table_group_ops = { /* * A simple iommu_ops to allow less cruft in generic VFIO code. */ -static int spapr_tce_blocking_iommu_attach_dev(struct iommu_domain *dom, - struct device *dev) +static int +spapr_tce_platform_iommu_attach_dev(struct iommu_domain *platform_domain, + struct device *dev) { + struct iommu_domain *domain = iommu_get_domain_for_dev(dev); struct iommu_group *grp = iommu_group_get(dev); struct iommu_table_group *table_group; int ret = -EINVAL; + /* At first attach the ownership is already set */ + if (!domain) + return 0; + if (!grp) return -ENODEV; @@ -1297,17 +1303,22 @@ static int spapr_tce_blocking_iommu_attach_dev(struct iommu_domain *dom, return ret; } -static void spapr_tce_blocking_iommu_set_platform_dma(struct device *dev) -{ - struct iommu_group *grp = iommu_group_get(dev); - struct iommu_table_group *table_group; +static const struct iommu_domain_ops spapr_tce_platform_domain_ops = { + .attach_dev = spapr_tce_platform_iommu_attach_dev, +}; - table_group = iommu_group_get_iommudata(grp); - table_group->ops->release_ownership(table_group); -} +static struct iommu_domain spapr_tce_platform_domain = { + .type = IOMMU_DOMAIN_PLATFORM, + .ops = &spapr_tce_platform_domain_ops, +}; -static const struct iommu_domain_ops spapr_tce_blocking_domain_ops = { - .attach_dev = spapr_tce_blocking_iommu_attach_dev, +static struct iommu_domain spapr_tce_blocked_domain = { + .type = IOMMU_DOMAIN_BLOCKED, + /* + * FIXME: SPAPR mixes blocked and platform behaviors, the blocked domain + * also sets the dma_api ops + */ + .ops = &spapr_tce_platform_domain_ops, }; static bool spapr_tce_iommu_capable(struct device *dev, enum iommu_cap cap) @@ -1322,22 +1333,6 @@ static bool spapr_tce_iommu_capable(struct device *dev, enum iommu_cap cap) return false; } -static struct iommu_domain *spapr_tce_iommu_domain_alloc(unsigned int type) -{ - struct iommu_domain *dom; - - if (type != IOMMU_DOMAIN_BLOCKED) - return NULL; - - dom = kzalloc(sizeof(*dom), GFP_KERNEL); - if (!dom) - return NULL; - - dom->ops = &spapr_tce_blocking_domain_ops; - - return dom; -} - static struct iommu_device *spapr_tce_iommu_probe_device(struct device *dev) { struct pci_dev *pdev; @@ -1371,12 +1366,12 @@ static struct iommu_group *spapr_tce_iommu_device_group(struct device *dev) } static const struct iommu_ops spapr_tce_iommu_ops = { + .default_domain = &spapr_tce_platform_domain, + .blocked_domain = &spapr_tce_blocked_domain, .capable = spapr_tce_iommu_capable, - .domain_alloc = spapr_tce_iommu_domain_alloc, .probe_device = spapr_tce_iommu_probe_device, .release_device = spapr_tce_iommu_release_device, .device_group = spapr_tce_iommu_device_group, - .set_platform_dma_ops = spapr_tce_blocking_iommu_set_platform_dma, }; static struct attribute *spapr_tce_iommu_attrs[] = { diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c index ca92cf0ffde1..9b142b9d5187 100644 --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -22,7 +22,6 @@ #include <linux/seq_file.h> #include <linux/ioport.h> #include <linux/console.h> -#include <linux/screen_info.h> #include <linux/root_dev.h> #include <linux/cpu.h> #include <linux/unistd.h> @@ -98,21 +97,6 @@ int boot_cpu_hwid = -1; int dcache_bsize; int icache_bsize; -/* - * This still seems to be needed... -- paulus - */ -struct screen_info screen_info = { - .orig_x = 0, - .orig_y = 25, - .orig_video_cols = 80, - .orig_video_lines = 25, - .orig_video_isVGA = 1, - .orig_video_points = 16 -}; -#if defined(CONFIG_FB_VGA16_MODULE) -EXPORT_SYMBOL(screen_info); -#endif - /* Variables required to store legacy IO irq routing */ int of_i8042_kbd_irq; EXPORT_SYMBOL_GPL(of_i8042_kbd_irq); |