nand/raw/qcom_nandc.c

227 /* Don't set the EOT in current tx BAM sgl */
229 /* Set the NWD flag in current BAM sgl */
231 /* Finish writing in the current BAM sgl and start writing in another BAM sgl */
242  * This data type corresponds to the BAM transaction which will be used for all
244  * @bam_ce - the array of BAM command elements
245  * @cmd_sgl - sgl for NAND BAM command pipe
246  * @data_sgl - sgl for NAND BAM consumer/producer pipe
288  * @bam_sgl - sgl which will be used for dma descriptor. Only used by BAM
289  * @sgl_cnt - number of SGL in bam_sgl. Only used by BAM
409 		/* will be used only by QPIC for BAM DMA */
552  * @is_bam - whether NAND controller is using BAM
566 /* Frees the BAM transaction memory */
574 /* Allocates and Initializes the BAM transaction */
611 /* Clears the BAM transaction indexes */
857  * for BAM. This descriptor will be added in the NAND DMA descriptor queue
931  * Prepares the command descriptor for BAM DMA which will be used for NAND
934  * element from bam transaction ce array and fills the same with required
991  * Prepares the data descriptor for BAM DMA which will be used for NAND
1011 		 * BAM will only set EOT for DMA_PREP_INTERRUPT so if this flag  in prep_bam_dma_desc_data()
2457 	/* Free the initially allocated BAM transaction for reading the ONFI params */  in qcom_nand_attach_chip()
2464 	/* Now allocate the BAM transaction based on updated max_cwperpage */  in qcom_nand_attach_chip()
2469 				"failed to allocate bam transaction\n");  in qcom_nand_attach_chip()
3112 		 * Initially allocate BAM transaction to read ONFI param page.  in qcom_nandc_alloc()
3113 		 * After detecting all the devices, this BAM transaction will  in qcom_nandc_alloc()
3114 		 * be freed and the next BAM transaction will be allocated with  in qcom_nandc_alloc()
3121 				"failed to allocate bam transaction\n");  in qcom_nandc_alloc()
3161 	/* enable ADM or BAM DMA */  in qcom_nandc_setup()
3168 		 * in BAM mode. So update the NAND_CTRL register  in qcom_nandc_setup()
3169 		 * only if it is not in BAM mode. In most cases BAM  in qcom_nandc_setup()