The patch titled ssb: remove the ssb DMA API has been added to the -mm tree. Its filename is ssb-remove-the-ssb-dma-api.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: ssb: remove the ssb DMA API From: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx> Now they are unnecessary. We can use the generic DMA API with any bus. Signed-off-by: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx> Cc: Michael Buesch <mb@xxxxxxxxx> Cc: Gary Zambrano <zambrano@xxxxxxxxxxxx> Cc: Stefano Brivio <stefano.brivio@xxxxxxxxx> Cc: Larry Finger <Larry.Finger@xxxxxxxxxxxx> Cc: John W. Linville <linville@xxxxxxxxxxxxx> Cc: David S. Miller <davem@xxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- drivers/ssb/main.c | 74 ----------------- include/linux/ssb/ssb.h | 157 -------------------------------------- 2 files changed, 231 deletions(-) diff -puN drivers/ssb/main.c~ssb-remove-the-ssb-dma-api drivers/ssb/main.c --- a/drivers/ssb/main.c~ssb-remove-the-ssb-dma-api +++ a/drivers/ssb/main.c @@ -1224,80 +1224,6 @@ u32 ssb_dma_translation(struct ssb_devic } EXPORT_SYMBOL(ssb_dma_translation); -int ssb_dma_set_mask(struct ssb_device *dev, u64 mask) -{ -#ifdef CONFIG_SSB_PCIHOST - int err; -#endif - - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - err = pci_set_dma_mask(dev->bus->host_pci, mask); - if (err) - return err; - err = pci_set_consistent_dma_mask(dev->bus->host_pci, mask); - return err; -#endif - case SSB_BUSTYPE_SSB: - return dma_set_mask(dev->dev, mask); - default: - __ssb_dma_not_implemented(dev); - } - return -ENOSYS; -} -EXPORT_SYMBOL(ssb_dma_set_mask); - -void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp_flags) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - if (gfp_flags & GFP_DMA) { - /* Workaround: The PCI API does not support passing - * a GFP flag. */ - return dma_alloc_coherent(&dev->bus->host_pci->dev, - size, dma_handle, gfp_flags); - } - return pci_alloc_consistent(dev->bus->host_pci, size, dma_handle); -#endif - case SSB_BUSTYPE_SSB: - return dma_alloc_coherent(dev->dev, size, dma_handle, gfp_flags); - default: - __ssb_dma_not_implemented(dev); - } - return NULL; -} -EXPORT_SYMBOL(ssb_dma_alloc_consistent); - -void ssb_dma_free_consistent(struct ssb_device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, - gfp_t gfp_flags) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - if (gfp_flags & GFP_DMA) { - /* Workaround: The PCI API does not support passing - * a GFP flag. */ - dma_free_coherent(&dev->bus->host_pci->dev, - size, vaddr, dma_handle); - return; - } - pci_free_consistent(dev->bus->host_pci, size, - vaddr, dma_handle); - return; -#endif - case SSB_BUSTYPE_SSB: - dma_free_coherent(dev->dev, size, vaddr, dma_handle); - return; - default: - __ssb_dma_not_implemented(dev); - } -} -EXPORT_SYMBOL(ssb_dma_free_consistent); - int ssb_bus_may_powerdown(struct ssb_bus *bus) { struct ssb_chipcommon *cc; diff -puN include/linux/ssb/ssb.h~ssb-remove-the-ssb-dma-api include/linux/ssb/ssb.h --- a/include/linux/ssb/ssb.h~ssb-remove-the-ssb-dma-api +++ a/include/linux/ssb/ssb.h @@ -466,14 +466,6 @@ extern u32 ssb_dma_translation(struct ss #define SSB_DMA_TRANSLATION_MASK 0xC0000000 #define SSB_DMA_TRANSLATION_SHIFT 30 -extern int ssb_dma_set_mask(struct ssb_device *dev, u64 mask); - -extern void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp_flags); -extern void ssb_dma_free_consistent(struct ssb_device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, - gfp_t gfp_flags); - static inline void __cold __ssb_dma_not_implemented(struct ssb_device *dev) { #ifdef CONFIG_SSB_DEBUG @@ -482,155 +474,6 @@ static inline void __cold __ssb_dma_not_ #endif /* DEBUG */ } -static inline int ssb_dma_mapping_error(struct ssb_device *dev, dma_addr_t addr) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - return pci_dma_mapping_error(dev->bus->host_pci, addr); -#endif - break; - case SSB_BUSTYPE_SSB: - return dma_mapping_error(dev->dev, addr); - default: - break; - } - __ssb_dma_not_implemented(dev); - return -ENOSYS; -} - -static inline dma_addr_t ssb_dma_map_single(struct ssb_device *dev, void *p, - size_t size, enum dma_data_direction dir) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - return pci_map_single(dev->bus->host_pci, p, size, dir); -#endif - break; - case SSB_BUSTYPE_SSB: - return dma_map_single(dev->dev, p, size, dir); - default: - break; - } - __ssb_dma_not_implemented(dev); - return 0; -} - -static inline void ssb_dma_unmap_single(struct ssb_device *dev, dma_addr_t dma_addr, - size_t size, enum dma_data_direction dir) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - pci_unmap_single(dev->bus->host_pci, dma_addr, size, dir); - return; -#endif - break; - case SSB_BUSTYPE_SSB: - dma_unmap_single(dev->dev, dma_addr, size, dir); - return; - default: - break; - } - __ssb_dma_not_implemented(dev); -} - -static inline void ssb_dma_sync_single_for_cpu(struct ssb_device *dev, - dma_addr_t dma_addr, - size_t size, - enum dma_data_direction dir) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - pci_dma_sync_single_for_cpu(dev->bus->host_pci, dma_addr, - size, dir); - return; -#endif - break; - case SSB_BUSTYPE_SSB: - dma_sync_single_for_cpu(dev->dev, dma_addr, size, dir); - return; - default: - break; - } - __ssb_dma_not_implemented(dev); -} - -static inline void ssb_dma_sync_single_for_device(struct ssb_device *dev, - dma_addr_t dma_addr, - size_t size, - enum dma_data_direction dir) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - pci_dma_sync_single_for_device(dev->bus->host_pci, dma_addr, - size, dir); - return; -#endif - break; - case SSB_BUSTYPE_SSB: - dma_sync_single_for_device(dev->dev, dma_addr, size, dir); - return; - default: - break; - } - __ssb_dma_not_implemented(dev); -} - -static inline void ssb_dma_sync_single_range_for_cpu(struct ssb_device *dev, - dma_addr_t dma_addr, - unsigned long offset, - size_t size, - enum dma_data_direction dir) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - /* Just sync everything. That's all the PCI API can do. */ - pci_dma_sync_single_for_cpu(dev->bus->host_pci, dma_addr, - offset + size, dir); - return; -#endif - break; - case SSB_BUSTYPE_SSB: - dma_sync_single_range_for_cpu(dev->dev, dma_addr, offset, - size, dir); - return; - default: - break; - } - __ssb_dma_not_implemented(dev); -} - -static inline void ssb_dma_sync_single_range_for_device(struct ssb_device *dev, - dma_addr_t dma_addr, - unsigned long offset, - size_t size, - enum dma_data_direction dir) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - /* Just sync everything. That's all the PCI API can do. */ - pci_dma_sync_single_for_device(dev->bus->host_pci, dma_addr, - offset + size, dir); - return; -#endif - break; - case SSB_BUSTYPE_SSB: - dma_sync_single_range_for_device(dev->dev, dma_addr, offset, - size, dir); - return; - default: - break; - } - __ssb_dma_not_implemented(dev); -} - - #ifdef CONFIG_SSB_PCIHOST /* PCI-host wrapper driver */ extern int ssb_pcihost_register(struct pci_driver *driver); _ Patches currently in -mm which might be from fujita.tomonori@xxxxxxxxxxxxx are linux-next.patch scsi-add-__init-__exit-macros-to-ibmvstgtc.patch frv-remove-pci_dma_sync_single-and-pci_dma_sync_sg.patch documentation-dma-apitxt-remove-deprecated-function-descriptions.patch dma-apitxt-add-dma_sync_single-sg-api-description.patch dma-apitxt-remove-dma_sync_single_range-description.patch alpha-remove-dma_sync_single_range.patch um-remove-dma_sync_single_range.patch pci-dma-add-include-linux-pci-dmah.patch pci-dma-x86-use-include-linux-pci-dmah.patch pci-dma-alpha-use-include-linux-pci-dmah.patch pci-dma-arm-use-include-linux-pci-dmah.patch pci-dma-frv-use-include-linux-pci-dmah.patch pci-dma-ia64-use-include-linux-pci-dmah.patch pci-dma-mips-use-include-linux-pci-dmah.patch pci-dma-parisc-use-include-linux-pci-dmah.patch pci-dma-powerpc-use-include-linux-pci-dmah.patch pci-dma-sh-use-include-linux-pci-dmah.patch pci-dma-sparc-use-include-linux-pci-dmah.patch pci-dma-xtensa-use-include-linux-pci-dmah.patch pci-dma-cris-use-include-linux-pci-dmah.patch pci-dma-add-linux-pci-dmah-to-linux-pcih.patch dma-mappingh-add-the-dma_unmap-state-api.patch frv-remove-the-obsolete-and-unnecessary-dma-api-comments.patch blackfin-remove-the-obsolete-and-unnecessary-dma-api-comments.patch mn10300-remove-the-obsolete-and-unnecessary-dma-api-comments.patch dma-mapping-sparc-unify-32bit-and-64bit-dma_set_mask.patch dma-mapping-alpha-use-include-linux-pci-dma-compath.patch dma-mapping-pci-convert-pci_set_dma_mask-to-call-dma_set_mask.patch dma-mapping-dma-mappingh-add-dma_set_coherent_mask.patch dma-mapping-powerpc-use-generic-pci_set_dma_mask-and-pci_set_consistent_dma_mask.patch dma-mapping-arm-use-generic-pci_set_dma_mask-and-pci_set_consistent_dma_mask.patch dma-mapping-pci-move-pci_set_dma_mask-and-pci_set_consistent_dma_mask-to-pci-dma-compath.patch ssb-add-dma_dev-to-ssb_device-structure.patch b43legacy-replace-the-ssb_dma-api-with-the-generic-dma-api.patch b43-replace-the-ssb_dma-api-with-the-generic-dma-api.patch b44-replace-the-ssb_dma-api-with-the-generic-dma-api.patch ssb-remove-the-ssb-dma-api.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html