linux-kernel - [PATCH 2/3] dmaengine: qcom_hidma: add support for the new revision

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Date:   Mon,  6 Nov 2017 12:26:18 -0500
From:   Sinan Kaya <okaya@...eaurora.org>
To:     dmaengine@...r.kernel.org, timur@...eaurora.org
Cc:     linux-arm-msm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Sinan Kaya <okaya@...eaurora.org>, linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] dmaengine: qcom_hidma: add support for the new revision

Add support for probing the newer HW.

Signed-off-by: Sinan Kaya <okaya@...eaurora.org>
---
 drivers/dma/qcom/hidma.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/dma/qcom/hidma.c b/drivers/dma/qcom/hidma.c
index e366985..29d6aaa 100644
--- a/drivers/dma/qcom/hidma.c
+++ b/drivers/dma/qcom/hidma.c
@@ -749,9 +749,13 @@ static bool hidma_msi_capable(struct device *dev)
 			return false;
 
 		ret = strcmp(of_compat, "qcom,hidma-1.1");
+		if (ret)
+			ret = strcmp(of_compat, "qcom,hidma-1.2");
 	} else {
 #ifdef CONFIG_ACPI
 		ret = strcmp(acpi_device_hid(adev), "QCOM8062");
+		if (ret)
+			ret = strcmp(acpi_device_hid(adev), "QCOM8063");
 #endif
 	}
 	return ret == 0;
@@ -954,6 +958,7 @@ static int hidma_remove(struct platform_device *pdev)
 static const struct acpi_device_id hidma_acpi_ids[] = {
 	{"QCOM8061"},
 	{"QCOM8062"},
+	{"QCOM8063"},
 	{},
 };
 MODULE_DEVICE_TABLE(acpi, hidma_acpi_ids);
@@ -962,6 +967,7 @@ static int hidma_remove(struct platform_device *pdev)
 static const struct of_device_id hidma_match[] = {
 	{.compatible = "qcom,hidma-1.0",},
 	{.compatible = "qcom,hidma-1.1",},
+	{.compatible = "qcom,hidma-1.2",},
 	{},
 };
 MODULE_DEVICE_TABLE(of, hidma_match);
-- 
1.9.1