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| author | Vinod Koul <vkoul@kernel.org> | 2022-04-06 18:55:08 +0530 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2022-04-13 17:54:39 +0530 |
| commit | 6316572cf30283d784df0ecf3d517daf020b4507 (patch) | |
| tree | bb8c3eb964b182759583f11b022ee4fe26d6f27f /drivers/dma/qcom | |
| parent | dd45d96bd9d3a052f1497f3d813a76d8308af25e (diff) | |
| download | linux-rpi-6316572cf30283d784df0ecf3d517daf020b4507.tar.gz linux-rpi-6316572cf30283d784df0ecf3d517daf020b4507.tar.bz2 linux-rpi-6316572cf30283d784df0ecf3d517daf020b4507.zip | |
dmaengine: qcom: gpi: Add support for ee_offset
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>
Diffstat (limited to 'drivers/dma/qcom')
| -rw-r--r-- | drivers/dma/qcom/gpi.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/dma/qcom/gpi.c b/drivers/dma/qcom/gpi.c index 3429ceccd13b..0b402d923eae 100644 --- a/drivers/dma/qcom/gpi.c +++ b/drivers/dma/qcom/gpi.c @@ -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); |