Merge "platform: qcom-geni-se: Disable CMD_DONE in DMA mode for I2C and SPI" (3730c05e) · Commits · e / devices / android_kernel_fairphone_FP4

drivers/platform/msm/qcom-geni-se.c

+12 −1

Original line number	Diff line number	Diff line
		@@ -357,9 +357,12 @@ static int geni_se_select_dma_mode(void __iomem *base)
		geni_write_reg(0xFFFFFFFF, base, SE_IRQ_EN);

		common_geni_m_irq_en = geni_read_reg(base, SE_GENI_M_IRQ_EN);
		if (proto != UART)
		if (proto != UART) {
		common_geni_m_irq_en &=
		~(M_TX_FIFO_WATERMARK_EN \| M_RX_FIFO_WATERMARK_EN);
		if (proto != I3C)
		common_geni_m_irq_en &= ~M_CMD_DONE_EN;
		}

		geni_write_reg(common_geni_m_irq_en, base, SE_GENI_M_IRQ_EN);
		geni_dma_mode = geni_read_reg(base, SE_GENI_DMA_MODE_EN);
		@@ -478,6 +481,14 @@ EXPORT_SYMBOL(geni_setup_s_cmd);
		*/
		void geni_cancel_m_cmd(void __iomem *base)
		{
		unsigned int common_geni_m_irq_en;
		int proto = get_se_proto(base);

		if (proto != UART && proto != I3C) {
		common_geni_m_irq_en = geni_read_reg(base, SE_GENI_M_IRQ_EN);
		common_geni_m_irq_en &= ~M_CMD_DONE_EN;
		geni_write_reg(common_geni_m_irq_en, base, SE_GENI_M_IRQ_EN);
		}
		geni_write_reg(M_GENI_CMD_CANCEL, base, SE_GENI_M_CMD_CTRL_REG);
		}
		EXPORT_SYMBOL(geni_cancel_m_cmd);