dma: gpdma: fix llp config (9bb0b6db) · Commits · Wenxi XU / zephyr

drivers/dma/dma_intel_adsp_gpdma.c

+5 −13

Original line number	Diff line number	Diff line
		@@ -47,13 +47,13 @@ struct intel_adsp_gpdma_cfg {
		};

		static void intel_adsp_gpdma_llp_config(const struct device *dev,
		uint32_t channel, uint32_t addr)
		uint32_t channel, uint32_t dma_slot)
		{
		#ifdef CONFIG_DMA_INTEL_ADSP_GPDMA_HAS_LLP
		const struct intel_adsp_gpdma_cfg *const dev_cfg = dev->config;

		dw_write(dev_cfg->shim, GPDMA_CHLLPC_OFFSET(channel),
		GPDMA_CHLLPC_DHRS(addr));
		GPDMA_CHLLPC_DHRS(dma_slot));
		#endif
		}

		@@ -107,21 +107,13 @@ static int intel_adsp_gpdma_config(const struct device *dev, uint32_t channel,
		return res;
		}

		struct dma_block_config *block_cfg = cfg->head_block;

		/* Assume all scatter/gathers are for the same device? */
		switch (cfg->channel_direction) {
		case MEMORY_TO_PERIPHERAL:
		LOG_DBG("%s: dma %s configuring llp for destination %x",
		__func__, dev->name, block_cfg->dest_address);
		intel_adsp_gpdma_llp_config(dev, channel,
		block_cfg->dest_address);
		break;
		case PERIPHERAL_TO_MEMORY:
		LOG_DBG("%s: dma %s configuring llp for source %x",
		__func__, dev->name, block_cfg->source_address);
		intel_adsp_gpdma_llp_config(dev, channel,
		block_cfg->source_address);
		LOG_DBG("%s: dma %s configuring llp for %x",
		__func__, dev->name, cfg->dma_slot);
		intel_adsp_gpdma_llp_config(dev, channel, cfg->dma_slot);
		break;
		default:
		break;