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dmaengine: qcom: gpi: Add support for ee_offset

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Controller on newer SoCs like SM8450 have registers at at offset. Add
ee_offset to driver_data and add this compatible for the driver.

Signed-off-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Tested-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220406132508.1029348-3-vkoul@kernel.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Vinod Koul 2022-04-06 18:55:08 +05:30
parent dd45d96bd9
commit 6316572cf3
1 changed files with 8 additions and 3 deletions
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11
drivers/dma/qcom/gpi.c
View file

@ -2152,6 +2152,7 @@ static int gpi_probe(struct platform_device *pdev)
{
struct gpi_dev *gpi_dev;
unsigned int i;
u32 ee_offset;
int ret;
gpi_dev = devm_kzalloc(&pdev->dev, sizeof(*gpi_dev), GFP_KERNEL);
@ -2179,6 +2180,9 @@ static int gpi_probe(struct platform_device *pdev)
return ret;
}
ee_offset = (uintptr_t)device_get_match_data(gpi_dev->dev);
gpi_dev->ee_base = gpi_dev->ee_base - ee_offset;
gpi_dev->ev_factor = EV_FACTOR;
ret = dma_set_mask(gpi_dev->dev, DMA_BIT_MASK(64));
@ -2282,9 +2286,10 @@ static int gpi_probe(struct platform_device *pdev)
}
static const struct of_device_id gpi_of_match[] = {
{ .compatible = "qcom,sdm845-gpi-dma" },
{ .compatible = "qcom,sm8150-gpi-dma" },
{ .compatible = "qcom,sm8250-gpi-dma" },
{ .compatible = "qcom,sdm845-gpi-dma", .data = (void *)0x0 },
{ .compatible = "qcom,sm8150-gpi-dma", .data = (void *)0x0 },
{ .compatible = "qcom,sm8250-gpi-dma", .data = (void *)0x0 },
{ .compatible = "qcom,sm8450-gpi-dma", .data = (void *)0x10000 },
{ },
};
MODULE_DEVICE_TABLE(of, gpi_of_match);