Re: [net-next PATCH v3 1/1] atm: remove deprecated use of pci api

From: Quentin Lambert
Date: Fri Jan 16 2015 - 09:10:32 EST



On 16/01/2015 14:57, chas williams - CONTRACTOR wrote:

Signed-off-by: Chas Williams - CONTRACTOR <chas@xxxxxxxxxxxxxxxx>
---
drivers/atm/eni.c | 33 +++++++------
drivers/atm/fore200e.c | 22 +++++----
drivers/atm/he.c | 125 +++++++++++++++++++++++++-----------------------
drivers/atm/he.h | 4 +-
drivers/atm/idt77252.c | 107 ++++++++++++++++++++++-------------------
drivers/atm/iphase.c | 54 +++++++++++----------
drivers/atm/lanai.c | 14 ++----
drivers/atm/nicstar.c | 60 +++++++++++------------
drivers/atm/solos-pci.c | 26 +++++-----
drivers/atm/zatm.c | 17 ++++---
10 files changed, 243 insertions(+), 219 deletions(-)

[]
diff --git a/drivers/atm/fore200e.c b/drivers/atm/fore200e.c
index d5d9eaf..75dde90 100644
--- a/drivers/atm/fore200e.c
+++ b/drivers/atm/fore200e.c
@@ -425,7 +425,7 @@ static void fore200e_pca_write(u32 val, volatile u32 __iomem *addr)
static u32
fore200e_pca_dma_map(struct fore200e* fore200e, void* virt_addr, int size, int direction)
{
- u32 dma_addr = pci_map_single((struct pci_dev*)fore200e->bus_dev, virt_addr, size, direction);
+ u32 dma_addr = dma_map_single(&((struct pci_dev *) fore200e->bus_dev)->dev, virt_addr, size, direction);
DPRINTK(3, "PCI DVMA mapping: virt_addr = 0x%p, size = %d, direction = %d, --> dma_addr = 0x%08x\n",
virt_addr, size, direction, dma_addr);

[]

I am going try to make similar changes in some other part of the kernel and
I was wondering if you could explain how you decided it wasn't necessary to
check for "((struct pci_dev *) fore200e->bus_dev" nullity for instance.

Thanks,

Quentin
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