[PATCH v3 9/9] Revert "dmaengine: dw: platform: provide platform data for Intel"

Andy Shevchenko
2015-12-04T21:49:25Z

Since we have a work around to prevent a system hangup we don't need to provide
a platform data explicitly anymore.

This reverts commit 175267b389f781748e2bbb6c737e76b5c9bc4c88.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/dma/dw/platform.c | 17 +----------------
1 file changed, 1 insertion(+), 16 deletions(-)

diff --git a/drivers/dma/dw/platform.c b/drivers/dma/dw/platform.c
index d0734e9..127093a 100644
--- a/drivers/dma/dw/platform.c
+++ b/drivers/dma/dw/platform.c
@@ -155,7 +155,6 @@ static int dw_probe(struct platform_device *pdev)
struct dw_dma_chip *chip;
struct device *dev = &pdev->dev;
struct resource *mem;
- const struct acpi_device_id *id;
struct dw_dma_platform_data *pdata;
int err;

@@ -179,11 +178,6 @@ static int dw_probe(struct platform_device *pdev)
pdata = dev_get_platdata(dev);
if (!pdata)
pdata = dw_dma_parse_dt(pdev);
- if (!pdata && has_acpi_companion(dev)) {
- id = acpi_match_device(dev->driver->acpi_match_table, dev);
- if (id)
- pdata = (struct dw_dma_platform_data *)id->driver_data;
- }

chip->dev = dev;

@@ -264,17 +258,8 @@ MODULE_DEVICE_TABLE(of, dw_dma_of_id_table);
#endif

#ifdef CONFIG_ACPI
-static struct dw_dma_platform_data dw_dma_acpi_pdata = {
- .nr_channels = 8,
- .is_private = true,
- .chan_allocation_order = CHAN_ALLOCATION_ASCENDING,
- .chan_priority = CHAN_PRIORITY_ASCENDING,
- .block_size = 4095,
- .nr_masters = 2,
-};
-
static const struct acpi_device_id dw_dma_acpi_id_table[] = {
- { "INTL9C60", (kernel_ulong_t)&dw_dma_acpi_pdata },
+ { "INTL9C60", 0 },
{ }
};
MODULE_DEVICE_TABLE(acpi, dw_dma_acpi_id_table);
--
2.6.2