diff options
Diffstat (limited to 'drivers/dma/fsl-edma-common.h')
| -rw-r--r-- | drivers/dma/fsl-edma-common.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/dma/fsl-edma-common.h b/drivers/dma/fsl-edma-common.h index ce37e1ee9c46..205a96489094 100644 --- a/drivers/dma/fsl-edma-common.h +++ b/drivers/dma/fsl-edma-common.h @@ -68,6 +68,20 @@ #define EDMA_V3_CH_CSR_EEI BIT(2) #define EDMA_V3_CH_CSR_DONE BIT(30) #define EDMA_V3_CH_CSR_ACTIVE BIT(31) +#define EDMA_V3_CH_ES_ERR BIT(31) +#define EDMA_V3_MP_ES_VLD BIT(31) + +#define EDMA_V3_CH_ERR_DBE BIT(0) +#define EDMA_V3_CH_ERR_SBE BIT(1) +#define EDMA_V3_CH_ERR_SGE BIT(2) +#define EDMA_V3_CH_ERR_NCE BIT(3) +#define EDMA_V3_CH_ERR_DOE BIT(4) +#define EDMA_V3_CH_ERR_DAE BIT(5) +#define EDMA_V3_CH_ERR_SOE BIT(6) +#define EDMA_V3_CH_ERR_SAE BIT(7) +#define EDMA_V3_CH_ERR_ECX BIT(8) +#define EDMA_V3_CH_ERR_UCE BIT(9) +#define EDMA_V3_CH_ERR BIT(31) enum fsl_edma_pm_state { RUNNING = 0, @@ -160,18 +174,22 @@ struct fsl_edma_chan { u32 dma_dev_size; enum dma_data_direction dma_dir; char chan_name[32]; + char errirq_name[36]; void __iomem *tcd; void __iomem *mux_addr; u32 real_count; struct work_struct issue_worker; struct platform_device *pdev; struct device *pd_dev; + struct device_link *pd_dev_link; u32 srcid; struct clk *clk; int priority; int hw_chanid; int txirq; + int errirq; irqreturn_t (*irq_handler)(int irq, void *dev_id); + irqreturn_t (*errirq_handler)(int irq, void *dev_id); bool is_rxchan; bool is_remote; bool is_multi_fifo; @@ -205,6 +223,9 @@ struct fsl_edma_desc { /* Need clean CHn_CSR DONE before enable TCD's MAJORELINK */ #define FSL_EDMA_DRV_CLEAR_DONE_E_LINK BIT(14) #define FSL_EDMA_DRV_TCD64 BIT(15) +/* All channel ERR IRQ share one IRQ line */ +#define FSL_EDMA_DRV_ERRIRQ_SHARE BIT(16) + #define FSL_EDMA_DRV_EDMA3 (FSL_EDMA_DRV_SPLIT_REG | \ FSL_EDMA_DRV_BUS_8BYTE | \ @@ -240,6 +261,7 @@ struct fsl_edma_engine { const struct fsl_edma_drvdata *drvdata; u32 n_chans; int txirq; + int txirq_16_31; int errirq; bool big_endian; struct edma_regs regs; |