From 1ac7c26d88bc0e256ecd269e6f90c7343c359004 Mon Sep 17 00:00:00 2001 From: "wenxiong@linux.vnet.ibm.com" Date: Thu, 18 Apr 2013 21:32:48 -0500 Subject: [PATCH] [SCSI] ipr: SATA DVD probing failed with 64bit adapter Driver passed the wrong IOADL address to IOA adapter. The patch fixes the issue. Signed-off-by: Wen Xiong Acked-by: Brian King Signed-off-by: James Bottomley --- drivers/scsi/ipr.c | 4 ++-- drivers/scsi/ipr.h | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index 7e64546bd981..82a3c1ec8706 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -6421,7 +6421,7 @@ static void ipr_build_ata_ioadl64(struct ipr_cmnd *ipr_cmd, { u32 ioadl_flags = 0; struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb; - struct ipr_ioadl64_desc *ioadl64 = ipr_cmd->i.ioadl64; + struct ipr_ioadl64_desc *ioadl64 = ipr_cmd->i.ata_ioadl.ioadl64; struct ipr_ioadl64_desc *last_ioadl64 = NULL; int len = qc->nbytes; struct scatterlist *sg; @@ -6441,7 +6441,7 @@ static void ipr_build_ata_ioadl64(struct ipr_cmnd *ipr_cmd, ioarcb->ioadl_len = cpu_to_be32(sizeof(struct ipr_ioadl64_desc) * ipr_cmd->dma_use_sg); ioarcb->u.sis64_addr_data.data_ioadl_addr = - cpu_to_be64(dma_addr + offsetof(struct ipr_cmnd, i.ata_ioadl)); + cpu_to_be64(dma_addr + offsetof(struct ipr_cmnd, i.ata_ioadl.ioadl64)); for_each_sg(qc->sg, sg, qc->n_elem, si) { ioadl64->flags = cpu_to_be32(ioadl_flags); diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h index 21a6ff1ed5c6..a1fb840596ef 100644 --- a/drivers/scsi/ipr.h +++ b/drivers/scsi/ipr.h @@ -552,7 +552,7 @@ struct ipr_ioarcb_ata_regs { /* 22 bytes */ u8 hob_lbam; u8 hob_lbah; u8 ctl; -}__attribute__ ((packed, aligned(4))); +}__attribute__ ((packed, aligned(2))); struct ipr_ioadl_desc { __be32 flags_and_data_len; -- 2.39.5