[PATCH v2 10/11] dmaengine: tegra20-apb: stop checking config->slave_id

Arnd Bergmann
2021-11-22T22:44:43Z

Nothing sets the slave_id field any more, so stop accessing
it to allow the removal of this field.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
drivers/dma/tegra20-apb-dma.c | 6 ------
1 file changed, 6 deletions(-)

diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c
index b7260749e8ee..eaafcbe4ca94 100644
--- a/drivers/dma/tegra20-apb-dma.c
+++ b/drivers/dma/tegra20-apb-dma.c
@@ -343,12 +343,6 @@ static int tegra_dma_slave_config(struct dma_chan *dc,
}

memcpy(&tdc->dma_sconfig, sconfig, sizeof(*sconfig));
- if (tdc->slave_id == TEGRA_APBDMA_SLAVE_ID_INVALID &&
- sconfig->device_fc) {
- if (sconfig->slave_id > TEGRA_APBDMA_CSR_REQ_SEL_MASK)
- return -EINVAL;
- tdc->slave_id = sconfig->slave_id;
- }
tdc->config_init = true;

return 0;