diff options
| -rw-r--r-- | drivers/staging/fbtft/fbtft-core.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c index 53b748be2712..ce645213a539 100644 --- a/drivers/staging/fbtft/fbtft-core.c +++ b/drivers/staging/fbtft/fbtft-core.c @@ -47,9 +47,11 @@ static unsigned long debug; module_param(debug, ulong, 0); MODULE_PARM_DESC(debug, "override device debug level"); +#ifdef CONFIG_HAS_DMA static bool dma = true; module_param(dma, bool, 0); MODULE_PARM_DESC(dma, "Use DMA buffer"); +#endif void fbtft_dbg_hex(const struct device *dev, int groupsize, @@ -856,10 +858,13 @@ struct fb_info *fbtft_framebuffer_alloc(struct fbtft_display *display, #endif if (txbuflen > 0) { +#ifdef CONFIG_HAS_DMA if (dma) { dev->coherent_dma_mask = ~0; txbuf = dmam_alloc_coherent(dev, txbuflen, &par->txbuf.dma, GFP_DMA); - } else { + } else +#endif + { txbuf = devm_kzalloc(par->info->device, txbuflen, GFP_KERNEL); } if (!txbuf) |
