[U-Boot] [PATCH] nvme: Fix warning of cast from pointer to integer of different size
Bin Meng
bmeng.cn at gmail.com
Wed May 15 15:37:56 UTC 2019
When dma_addr_t is u32 in 64-bit, there are some warnings when
building NVME driver. Fix it by doing an additional (long) cast.
Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
---
drivers/nvme/nvme.c | 4 ++--
drivers/nvme/nvme_show.c | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/nvme/nvme.c b/drivers/nvme/nvme.c
index 1ee0a0a..d4965e2 100644
--- a/drivers/nvme/nvme.c
+++ b/drivers/nvme/nvme.c
@@ -577,7 +577,7 @@ static int nvme_get_info_from_identify(struct nvme_dev *dev)
int ret;
int shift = NVME_CAP_MPSMIN(dev->cap) + 12;
- ret = nvme_identify(dev, 0, 1, (dma_addr_t)ctrl);
+ ret = nvme_identify(dev, 0, 1, (dma_addr_t)(long)ctrl);
if (ret)
return -EIO;
@@ -646,7 +646,7 @@ static int nvme_blk_probe(struct udevice *udev)
ns->dev = ndev;
/* extract the namespace id from the block device name */
ns->ns_id = trailing_strtol(udev->name) + 1;
- if (nvme_identify(ndev, ns->ns_id, 0, (dma_addr_t)id))
+ if (nvme_identify(ndev, ns->ns_id, 0, (dma_addr_t)(long)id))
return -EIO;
flbas = id->flbas & NVME_NS_FLBAS_LBA_MASK;
diff --git a/drivers/nvme/nvme_show.c b/drivers/nvme/nvme_show.c
index 395b061..15e459d 100644
--- a/drivers/nvme/nvme_show.c
+++ b/drivers/nvme/nvme_show.c
@@ -111,14 +111,14 @@ int nvme_print_info(struct udevice *udev)
ALLOC_CACHE_ALIGN_BUFFER(char, buf_ctrl, sizeof(struct nvme_id_ctrl));
struct nvme_id_ctrl *ctrl = (struct nvme_id_ctrl *)buf_ctrl;
- if (nvme_identify(dev, 0, 1, (dma_addr_t)ctrl))
+ if (nvme_identify(dev, 0, 1, (dma_addr_t)(long)ctrl))
return -EIO;
print_optional_admin_cmd(le16_to_cpu(ctrl->oacs), ns->devnum);
print_optional_nvm_cmd(le16_to_cpu(ctrl->oncs), ns->devnum);
print_format_nvme_attributes(ctrl->fna, ns->devnum);
- if (nvme_identify(dev, ns->ns_id, 0, (dma_addr_t)id))
+ if (nvme_identify(dev, ns->ns_id, 0, (dma_addr_t)(long)id))
return -EIO;
print_formats(id, ns);
--
2.7.4
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