diff options
Diffstat (limited to 'drivers/media')
-rw-r--r-- | drivers/media/pci/intel/ipu3/ipu3-cio2.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/drivers/media/pci/intel/ipu3/ipu3-cio2.c b/drivers/media/pci/intel/ipu3/ipu3-cio2.c index 8641018758ac..a9a2572c0a1f 100644 --- a/drivers/media/pci/intel/ipu3/ipu3-cio2.c +++ b/drivers/media/pci/intel/ipu3/ipu3-cio2.c @@ -16,6 +16,7 @@ #include <linux/interrupt.h> #include <linux/module.h> #include <linux/pci.h> +#include <linux/pfn.h> #include <linux/pm_runtime.h> #include <linux/property.h> #include <linux/vmalloc.h> @@ -126,7 +127,7 @@ static int cio2_fbpt_init_dummy(struct cio2_device *cio2) * Initialize each entry to dummy_page bus base address. */ for (i = 0; i < CIO2_LOP_ENTRIES; i++) - cio2->dummy_lop[i] = cio2->dummy_page_bus_addr >> PAGE_SHIFT; + cio2->dummy_lop[i] = PFN_DOWN(cio2->dummy_page_bus_addr); return 0; } @@ -162,7 +163,7 @@ static void cio2_fbpt_entry_init_dummy(struct cio2_device *cio2, entry[1].second_entry.last_page_available_bytes = PAGE_SIZE - 1; for (i = 0; i < CIO2_MAX_LOPS; i++) - entry[i].lop_page_addr = cio2->dummy_lop_bus_addr >> PAGE_SHIFT; + entry[i].lop_page_addr = PFN_DOWN(cio2->dummy_lop_bus_addr); cio2_fbpt_entry_enable(cio2, entry); } @@ -179,8 +180,7 @@ static void cio2_fbpt_entry_init_buf(struct cio2_device *cio2, entry[0].first_entry.first_page_offset = b->offset; remaining = length + entry[0].first_entry.first_page_offset; - entry[1].second_entry.num_of_pages = - DIV_ROUND_UP(remaining, PAGE_SIZE); + entry[1].second_entry.num_of_pages = PFN_UP(remaining); /* * last_page_available_bytes has the offset of the last byte in the * last page which is still accessible by DMA. DMA cannot access @@ -196,7 +196,7 @@ static void cio2_fbpt_entry_init_buf(struct cio2_device *cio2, remaining = length; i = 0; while (remaining > 0) { - entry->lop_page_addr = b->lop_bus_addr[i] >> PAGE_SHIFT; + entry->lop_page_addr = PFN_DOWN(b->lop_bus_addr[i]); remaining -= CIO2_LOP_ENTRIES * PAGE_SIZE; entry++; i++; @@ -205,7 +205,7 @@ static void cio2_fbpt_entry_init_buf(struct cio2_device *cio2, /* * The first not meaningful FBPT entry should point to a valid LOP */ - entry->lop_page_addr = cio2->dummy_lop_bus_addr >> PAGE_SHIFT; + entry->lop_page_addr = PFN_DOWN(cio2->dummy_lop_bus_addr); cio2_fbpt_entry_enable(cio2, entry); } @@ -471,8 +471,7 @@ static int cio2_hw_init(struct cio2_device *cio2, struct cio2_queue *q) } /* Enable DMA */ - writel(q->fbpt_bus_addr >> PAGE_SHIFT, - base + CIO2_REG_CDMABA(CIO2_DMA_CHAN)); + writel(PFN_DOWN(q->fbpt_bus_addr), base + CIO2_REG_CDMABA(CIO2_DMA_CHAN)); writel(num_buffers1 << CIO2_CDMAC0_FBPT_LEN_SHIFT | FBPT_WIDTH << CIO2_CDMAC0_FBPT_WIDTH_SHIFT | @@ -837,7 +836,7 @@ static int cio2_vb2_buf_init(struct vb2_buffer *vb) struct device *dev = &cio2->pci_dev->dev; struct cio2_buffer *b = container_of(vb, struct cio2_buffer, vbb.vb2_buf); - unsigned int pages = DIV_ROUND_UP(vb->planes[0].length, PAGE_SIZE); + unsigned int pages = PFN_UP(vb->planes[0].length); unsigned int lops = DIV_ROUND_UP(pages + 1, CIO2_LOP_ENTRIES); struct sg_table *sg; struct sg_dma_page_iter sg_iter; @@ -870,7 +869,7 @@ static int cio2_vb2_buf_init(struct vb2_buffer *vb) for_each_sg_dma_page (sg->sgl, &sg_iter, sg->nents, 0) { if (!pages--) break; - b->lop[i][j] = sg_page_iter_dma_address(&sg_iter) >> PAGE_SHIFT; + b->lop[i][j] = PFN_DOWN(sg_page_iter_dma_address(&sg_iter)); j++; if (j == CIO2_LOP_ENTRIES) { i++; @@ -878,7 +877,7 @@ static int cio2_vb2_buf_init(struct vb2_buffer *vb) } } - b->lop[i][j] = cio2->dummy_page_bus_addr >> PAGE_SHIFT; + b->lop[i][j] = PFN_DOWN(cio2->dummy_page_bus_addr); return 0; fail: while (i--) |