Commit fb231d7d authored by Chandrakanth patil's avatar Chandrakanth patil Committed by Martin K. Petersen
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scsi: mpi3mr: Support for preallocation of SGL BSG data buffers part-2 



The driver acquires the required SGLs from the pre-allocated pool.

Co-developed-by: default avatarSathya Prakash <sathya.prakash@broadcom.com>
Signed-off-by: default avatarSathya Prakash <sathya.prakash@broadcom.com>
Signed-off-by: default avatarChandrakanth patil <chandrakanth.patil@broadcom.com>
Link: https://lore.kernel.org/r/20231205191630.12201-3-chandrakanth.patil@broadcom.com


Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent c432e167

drivers/scsi/mpi3mr/mpi3mr.h

+2 −0
Original line number Diff line number Diff line
@@ -247,6 +247,8 @@ struct mpi3mr_buf_map { 
	u32 kern_buf_len;

	dma_addr_t kern_buf_dma;

	u8 data_dir;

	u16 num_dma_desc;

	struct dma_memory_desc *dma_desc;

};



/* IOC State definitions */

drivers/scsi/mpi3mr/mpi3mr_app.c

+311 −85

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