Merge "i2c: i2c-qcom-geni: Check firmware setting before transaction" (b770f8a0) · Commits · e / devices / android_kernel_fairphone_FP3

drivers/i2c/busses/i2c-qcom-geni.c

+10 −2

Original line number	Diff line number	Diff line
		@@ -881,9 +881,17 @@ static int geni_i2c_runtime_resume(struct device *dev)
		return ret;

		if (gi2c->se_mode == UNINITIALIZED) {
		u32 se_mode = readl_relaxed(gi2c->base +
		GENI_IF_FIFO_DISABLE_RO);
		int proto = get_se_proto(gi2c->base);
		u32 se_mode;

		if (unlikely(proto != I2C)) {
		dev_err(gi2c->dev, "Invalid proto %d\n", proto);
		se_geni_resources_off(&gi2c->i2c_rsc);
		return -ENXIO;
		}

		se_mode = readl_relaxed(gi2c->base +
		GENI_IF_FIFO_DISABLE_RO);
		if (se_mode) {
		gi2c->se_mode = GSI_ONLY;
		geni_se_select_mode(gi2c->base, GSI_DMA);