On Tue, Feb 25, 2025 at 11:45:32AM +0200, Sakari Ailus wrote:
> ipu6_dma_get_sgtable() is now unused. Drop it.
>
> Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka@xxxxxxxxxxxxxxx>
Regards
Stanislaw
> ---
> drivers/media/pci/intel/ipu6/ipu6-dma.c | 33 -------------------------
> drivers/media/pci/intel/ipu6/ipu6-dma.h | 3 ---
> 2 files changed, 36 deletions(-)
>
> diff --git a/drivers/media/pci/intel/ipu6/ipu6-dma.c b/drivers/media/pci/intel/ipu6/ipu6-dma.c
> index 44e24da33907..052e396a28af 100644
> --- a/drivers/media/pci/intel/ipu6/ipu6-dma.c
> +++ b/drivers/media/pci/intel/ipu6/ipu6-dma.c
> @@ -455,36 +455,3 @@ void ipu6_dma_unmap_sgtable(struct ipu6_bus_device *sys, struct sg_table *sgt,
> ipu6_dma_unmap_sg(sys, sgt->sgl, sgt->nents, dir, attrs);
> }
> EXPORT_SYMBOL_NS_GPL(ipu6_dma_unmap_sgtable, "INTEL_IPU6");
> -
> -/*
> - * Create scatter-list for the already allocated DMA buffer
> - */
> -int ipu6_dma_get_sgtable(struct ipu6_bus_device *sys, struct sg_table *sgt,
> - void *cpu_addr, dma_addr_t handle, size_t size,
> - unsigned long attrs)
> -{
> - struct device *dev = &sys->auxdev.dev;
> - struct ipu6_mmu *mmu = sys->mmu;
> - struct vm_info *info;
> - int n_pages;
> - int ret = 0;
> -
> - info = get_vm_info(mmu, handle);
> - if (!info)
> - return -EFAULT;
> -
> - if (!info->vaddr)
> - return -EFAULT;
> -
> - if (WARN_ON(!info->pages))
> - return -ENOMEM;
> -
> - n_pages = PFN_UP(size);
> -
> - ret = sg_alloc_table_from_pages(sgt, info->pages, n_pages, 0, size,
> - GFP_KERNEL);
> - if (ret)
> - dev_warn(dev, "get sgt table failed\n");
> -
> - return ret;
> -}
> diff --git a/drivers/media/pci/intel/ipu6/ipu6-dma.h b/drivers/media/pci/intel/ipu6/ipu6-dma.h
> index b51244add9e6..2882850d9366 100644
> --- a/drivers/media/pci/intel/ipu6/ipu6-dma.h
> +++ b/drivers/media/pci/intel/ipu6/ipu6-dma.h
> @@ -43,7 +43,4 @@ int ipu6_dma_map_sgtable(struct ipu6_bus_device *sys, struct sg_table *sgt,
> enum dma_data_direction dir, unsigned long attrs);
> void ipu6_dma_unmap_sgtable(struct ipu6_bus_device *sys, struct sg_table *sgt,
> enum dma_data_direction dir, unsigned long attrs);
> -int ipu6_dma_get_sgtable(struct ipu6_bus_device *sys, struct sg_table *sgt,
> - void *cpu_addr, dma_addr_t handle, size_t size,
> - unsigned long attrs);
> #endif /* IPU6_DMA_H */
> --
> 2.39.5
>
