diff options
| author | Rob Herring <robh@kernel.org> | 2020-08-20 21:54:12 -0600 |
|---|---|---|
| committer | Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> | 2020-09-08 16:37:02 +0100 |
| commit | 903d69f83c6bf3bb42f98f41d9943f27880ddb67 (patch) | |
| tree | 1da9bb6b626ea7256c0b2c0d19bb2afdac33c007 /drivers/pci/controller/dwc/pcie-designware.c | |
| parent | 84667a416d42c8516468f4ef7a577296fbfd167d (diff) | |
PCI: dwc: Remove read_dbi2 code
The DBI2 appears to be write-only and there's no read accesses in the code
anyways, so let's remove all the read_dbi2 related code.
Link: https://lore.kernel.org/r/20200821035420.380495-33-robh@kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Murali Karicheri <m-karicheri2@ti.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Jingoo Han <jingoohan1@gmail.com>
Cc: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
Diffstat (limited to 'drivers/pci/controller/dwc/pcie-designware.c')
| -rw-r--r-- | drivers/pci/controller/dwc/pcie-designware.c | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/drivers/pci/controller/dwc/pcie-designware.c b/drivers/pci/controller/dwc/pcie-designware.c index 90dc1674aae5..9e389a9be691 100644 --- a/drivers/pci/controller/dwc/pcie-designware.c +++ b/drivers/pci/controller/dwc/pcie-designware.c @@ -166,21 +166,6 @@ void dw_pcie_write_dbi(struct dw_pcie *pci, u32 reg, size_t size, u32 val) } EXPORT_SYMBOL_GPL(dw_pcie_write_dbi); -u32 dw_pcie_read_dbi2(struct dw_pcie *pci, u32 reg, size_t size) -{ - int ret; - u32 val; - - if (pci->ops->read_dbi2) - return pci->ops->read_dbi2(pci, pci->dbi_base2, reg, size); - - ret = dw_pcie_read(pci->dbi_base2 + reg, size, &val); - if (ret) - dev_err(pci->dev, "read DBI address failed\n"); - - return val; -} - void dw_pcie_write_dbi2(struct dw_pcie *pci, u32 reg, size_t size, u32 val) { int ret; |