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charset="utf-8" Function dw_edma_add_irq_mask() is not used anywhere. The output of the function is not used hence it is redundant and can be removed safely. Reviewed-by: Frank Li --- drivers/dma/dw-edma/dw-edma-core.c | 11 ----------- 1 file changed, 11 deletions(-) diff --git a/drivers/dma/dw-edma/dw-edma-core.c b/drivers/dma/dw-edma/dw-ed= ma-core.c index c2feb3adc79f..89a4c498a17b 100644 --- a/drivers/dma/dw-edma/dw-edma-core.c +++ b/drivers/dma/dw-edma/dw-edma-core.c @@ -988,20 +988,12 @@ static inline void dw_edma_dec_irq_alloc(int *nr_irqs= , u32 *alloc, u16 cnt) } } =20 -static inline void dw_edma_add_irq_mask(u32 *mask, u32 alloc, u16 cnt) -{ - while (*mask * alloc < cnt) - (*mask)++; -} - static int dw_edma_irq_request(struct dw_edma *dw, u32 *wr_alloc, u32 *rd_alloc) { struct dw_edma_chip *chip =3D dw->chip; struct device *dev =3D dw->chip->dev; struct msi_desc *msi_desc; - u32 wr_mask =3D 1; - u32 rd_mask =3D 1; int i, err =3D 0; u32 ch_cnt; int irq; @@ -1038,9 +1030,6 @@ static int dw_edma_irq_request(struct dw_edma *dw, dw_edma_dec_irq_alloc(&tmp, rd_alloc, dw->rd_ch_cnt); } =20 - dw_edma_add_irq_mask(&wr_mask, *wr_alloc, dw->wr_ch_cnt); - dw_edma_add_irq_mask(&rd_mask, *rd_alloc, dw->rd_ch_cnt); - for (i =3D 0; i < (*wr_alloc + *rd_alloc); i++) { irq =3D chip->ops->irq_vector(dev, i); err =3D request_irq(irq, --=20 2.43.0