Re: [PATCH net-next 2/4] net: ipa: introduce dma_addr_high32()
From: Alex Elder <hidden>
Date: 2021-03-17 22:50:56
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On 3/17/21 5:47 PM, Florian Fainelli wrote:
quoted
+/* Encapsulate extracting high-order 32 bits of DMA address */ +static u32 dma_addr_high32(dma_addr_t addr) +{ +#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT + return (u32)(addr >> 32);You can probably use upper_32bits() here...
Where is that defined? I'd be glad to use it. -Alex