From: Philipp Zabel Date: Tue, 5 Aug 2014 17:00:13 +0000 (-0300) Subject: [media] coda: allow running coda without iram on mx6dl X-Git-Tag: firefly_0821_release~176^2~2474^2~882 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8be31c898deea6ac57bc1dc4973b88c931c82980;p=firefly-linux-kernel-4.4.55.git [media] coda: allow running coda without iram on mx6dl Signed-off-by: Philipp Zabel Signed-off-by: Kamil Debski Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c index cc9afb733b48..fddd10d53558 100644 --- a/drivers/media/platform/coda/coda-bit.c +++ b/drivers/media/platform/coda/coda-bit.c @@ -474,6 +474,9 @@ static void coda_setup_iram(struct coda_ctx *ctx) iram_info->next_paddr = dev->iram.paddr; iram_info->remaining = dev->iram.size; + if (!dev->iram.vaddr) + return; + switch (dev->devtype->product) { case CODA_7541: dbk_bits = CODA7_USE_HOST_DBK_ENABLE | CODA7_USE_DBK_ENABLE; diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c index 4e85e387f905..3bf30b8215dd 100644 --- a/drivers/media/platform/coda/coda-common.c +++ b/drivers/media/platform/coda/coda-common.c @@ -1947,15 +1947,15 @@ static int coda_probe(struct platform_device *pdev) dev->iram.vaddr = gen_pool_dma_alloc(dev->iram_pool, dev->iram.size, &dev->iram.paddr); if (!dev->iram.vaddr) { - dev_err(&pdev->dev, "unable to alloc iram\n"); - return -ENOMEM; + dev_warn(&pdev->dev, "unable to alloc iram\n"); + } else { + dev->iram.blob.data = dev->iram.vaddr; + dev->iram.blob.size = dev->iram.size; + dev->iram.dentry = debugfs_create_blob("iram", 0644, + dev->debugfs_root, + &dev->iram.blob); } - dev->iram.blob.data = dev->iram.vaddr; - dev->iram.blob.size = dev->iram.size; - dev->iram.dentry = debugfs_create_blob("iram", 0644, dev->debugfs_root, - &dev->iram.blob); - dev->workqueue = alloc_workqueue("coda", WQ_UNBOUND | WQ_MEM_RECLAIM, 1); if (!dev->workqueue) { dev_err(&pdev->dev, "unable to alloc workqueue\n");