diff options
| -rw-r--r-- | drivers/dma/ti/k3-udma-private.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/dma/ti/k3-udma-private.c b/drivers/dma/ti/k3-udma-private.c index 0b8f3dd6b146..c8100d1716ee 100644 --- a/drivers/dma/ti/k3-udma-private.c +++ b/drivers/dma/ti/k3-udma-private.c @@ -120,13 +120,17 @@ XUDMA_GET_RESOURCE_ID(rflow); #define XUDMA_RT_IO_FUNCTIONS(res) \ u32 xudma_##res##rt_read(struct udma_##res *p, int reg) \ { \ - return udma_##res##rt_read(p, reg); \ + if (!p) \ + return 0; \ + return udma_read(p->reg_rt, reg); \ } \ EXPORT_SYMBOL(xudma_##res##rt_read); \ \ void xudma_##res##rt_write(struct udma_##res *p, int reg, u32 val) \ { \ - udma_##res##rt_write(p, reg, val); \ + if (!p) \ + return; \ + udma_write(p->reg_rt, reg, val); \ } \ EXPORT_SYMBOL(xudma_##res##rt_write) XUDMA_RT_IO_FUNCTIONS(tchan); |