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spi: dw: Propagate struct device pointer to ->dma_init() callback

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In some cases, one of which is coming soon, we would like to have
a struct device pointer to request DMA channel. For this purpose
propagate it to ->dma_init() callback in DMA ops.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20200506153025.21441-7-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Andy Shevchenko 2020-05-06 18:30:24 +03:00 committed by Mark Brown
parent 37aa8aa684
commit 6370ababce
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
3 changed files with 3 additions and 3 deletions
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2
drivers/spi/spi-dw-mid.c
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@ -34,7 +34,7 @@ static bool mid_spi_dma_chan_filter(struct dma_chan *chan, void *param)
return true;
}
static int mid_spi_dma_init_mfld(struct dw_spi *dws)
static int mid_spi_dma_init_mfld(struct device *dev, struct dw_spi *dws)
{
struct pci_dev *dma_dev;
struct dw_dma_slave *tx = dws->dma_tx;

2
drivers/spi/spi-dw.c
View File

@ -506,7 +506,7 @@ int dw_spi_add_host(struct device *dev, struct dw_spi *dws)
spi_hw_init(dev, dws);
if (dws->dma_ops && dws->dma_ops->dma_init) {
ret = dws->dma_ops->dma_init(dws);
ret = dws->dma_ops->dma_init(dev, dws);
if (ret) {
dev_warn(dev, "DMA init failed\n");
dws->dma_inited = 0;

2
drivers/spi/spi-dw.h
View File

@ -100,7 +100,7 @@ enum dw_ssi_type {
struct dw_spi;
struct dw_spi_dma_ops {
int (*dma_init)(struct dw_spi *dws);
int (*dma_init)(struct device *dev, struct dw_spi *dws);
void (*dma_exit)(struct dw_spi *dws);
int (*dma_setup)(struct dw_spi *dws, struct spi_transfer *xfer);
bool (*can_dma)(struct spi_controller *master, struct spi_device *spi,