From 86e59cc5069700361041aa5bf536a8a66be6b9ec Mon Sep 17 00:00:00 2001 From: Jared Kangas Date: Tue, 10 Jun 2025 06:12:30 -0700 Subject: [PATCH] dma-buf: heaps: Parameterize heap name in __add_cma_heap() Prepare for the introduction of a fixed-name CMA heap by replacing the unused void pointer parameter in __add_cma_heap() with the heap name. Reviewed-by: Maxime Ripard Acked-by: John Stultz Signed-off-by: Jared Kangas Signed-off-by: Sumit Semwal Link: https://lore.kernel.org/r/20250610131231.1724627-3-jkangas@redhat.com --- drivers/dma-buf/heaps/cma_heap.c | 18 +++++++++++------- 1 file changed, 11 insertions(+), 7 deletions(-) diff --git a/drivers/dma-buf/heaps/cma_heap.c b/drivers/dma-buf/heaps/cma_heap.c index 9512d050563a9..e998d8ccd1dc6 100644 --- a/drivers/dma-buf/heaps/cma_heap.c +++ b/drivers/dma-buf/heaps/cma_heap.c @@ -366,17 +366,17 @@ static const struct dma_heap_ops cma_heap_ops = { .allocate = cma_heap_allocate, }; -static int __init __add_cma_heap(struct cma *cma, void *data) +static int __init __add_cma_heap(struct cma *cma, const char *name) { - struct cma_heap *cma_heap; struct dma_heap_export_info exp_info; + struct cma_heap *cma_heap; cma_heap = kzalloc(sizeof(*cma_heap), GFP_KERNEL); if (!cma_heap) return -ENOMEM; cma_heap->cma = cma; - exp_info.name = cma_get_name(cma); + exp_info.name = name; exp_info.ops = &cma_heap_ops; exp_info.priv = cma_heap; @@ -394,12 +394,16 @@ static int __init __add_cma_heap(struct cma *cma, void *data) static int __init add_default_cma_heap(void) { struct cma *default_cma = dev_get_cma_area(NULL); - int ret = 0; + int ret; - if (default_cma) - ret = __add_cma_heap(default_cma, NULL); + if (!default_cma) + return 0; - return ret; + ret = __add_cma_heap(default_cma, cma_get_name(default_cma)); + if (ret) + return ret; + + return 0; } module_init(add_default_cma_heap); MODULE_DESCRIPTION("DMA-BUF CMA Heap"); -- 2.47.2