diff options
Diffstat (limited to 'drivers/media/pci/cx88/cx88-core.c')
| -rw-r--r-- | drivers/media/pci/cx88/cx88-core.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/media/pci/cx88/cx88-core.c b/drivers/media/pci/cx88/cx88-core.c index 902b662be2ff..bbdbb58576ef 100644 --- a/drivers/media/pci/cx88/cx88-core.c +++ b/drivers/media/pci/cx88/cx88-core.c @@ -132,14 +132,13 @@ static __le32* cx88_risc_field(__le32 *rp, struct scatterlist *sglist, return rp; } -int cx88_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc, +int cx88_risc_buffer(struct pci_dev *pci, struct cx88_riscmem *risc, struct scatterlist *sglist, unsigned int top_offset, unsigned int bottom_offset, unsigned int bpl, unsigned int padding, unsigned int lines) { u32 instructions,fields; __le32 *rp; - int rc; fields = 0; if (UNSET != top_offset) @@ -153,8 +152,11 @@ int cx88_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc, region may be smaller than PAGE_SIZE */ instructions = fields * (1 + ((bpl + padding) * lines) / PAGE_SIZE + lines); instructions += 4; - if ((rc = btcx_riscmem_alloc(pci,risc,instructions*8)) < 0) - return rc; + risc->size = instructions * 8; + risc->dma = 0; + risc->cpu = pci_zalloc_consistent(pci, risc->size, &risc->dma); + if (NULL == risc->cpu) + return -ENOMEM; /* write risc instructions */ rp = risc->cpu; @@ -171,13 +173,12 @@ int cx88_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc, return 0; } -int cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc, +int cx88_risc_databuffer(struct pci_dev *pci, struct cx88_riscmem *risc, struct scatterlist *sglist, unsigned int bpl, unsigned int lines, unsigned int lpi) { u32 instructions; __le32 *rp; - int rc; /* estimate risc mem: worst case is one write per page border + one write per scan line + syncs + jump (all 2 dwords). Here @@ -185,8 +186,11 @@ int cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc, than PAGE_SIZE */ instructions = 1 + (bpl * lines) / PAGE_SIZE + lines; instructions += 3; - if ((rc = btcx_riscmem_alloc(pci,risc,instructions*8)) < 0) - return rc; + risc->size = instructions * 8; + risc->dma = 0; + risc->cpu = pci_zalloc_consistent(pci, risc->size, &risc->dma); + if (NULL == risc->cpu) + return -ENOMEM; /* write risc instructions */ rp = risc->cpu; |