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PCI: dwc: Remove read_dbi2 code

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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>
This commit is contained in:
Rob Herring
2020-08-20 21:54:12 -06:00
committed by Lorenzo Pieralisi
parent 84667a416d
commit 903d69f83c
3 changed files with 0 additions and 36 deletions
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15
drivers/pci/controller/dwc/pcie-designware.c
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@@ -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;