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Code Issues Releases Wiki Activity

PCI: j721e: Drop redundant struct device *

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The struct cdns_pcie already contains the struct device for the j721e PCIe
controller.  There's no need to store another copy in struct j721e_pcie.
Remove the redundant copy from struct j721e_pcie.

Link: https://lore.kernel.org/r/20211223011054.1227810-10-helgaas@kernel.org
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Cc: Kishon Vijay Abraham I <kishon@ti.com>
Cc: Tom Joseph <tjoseph@cadence.com>
This commit is contained in:
Bjorn Helgaas 2021-12-22 19:10:40 -06:00
parent 72de208f2b
commit 19e863828a
1 changed files with 6 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
drivers/pci/controller/cadence/pci-j721e.c
View file

@ -51,11 +51,10 @@ enum link_status {
#define MAX_LANES 2
struct j721e_pcie {
struct device *dev;
struct cdns_pcie *cdns_pcie;
struct clk *refclk;
u32 mode;
u32 num_lanes;
struct cdns_pcie *cdns_pcie;
void __iomem *user_cfg_base;
void __iomem *intd_cfg_base;
u32 linkdown_irq_regfield;
@ -99,7 +98,7 @@ static inline void j721e_pcie_intd_writel(struct j721e_pcie *pcie, u32 offset,
static irqreturn_t j721e_pcie_link_irq_handler(int irq, void *priv)
{
struct j721e_pcie *pcie = priv;
struct device *dev = pcie->dev;
struct device *dev = pcie->cdns_pcie->dev;
u32 reg;
reg = j721e_pcie_intd_readl(pcie, STATUS_REG_SYS_2);
@ -165,7 +164,7 @@ static const struct cdns_pcie_ops j721e_pcie_ops = {
static int j721e_pcie_set_mode(struct j721e_pcie *pcie, struct regmap *syscon,
unsigned int offset)
{
struct device *dev = pcie->dev;
struct device *dev = pcie->cdns_pcie->dev;
u32 mask = J721E_MODE_RC;
u32 mode = pcie->mode;
u32 val = 0;
@ -184,7 +183,7 @@ static int j721e_pcie_set_mode(struct j721e_pcie *pcie, struct regmap *syscon,
static int j721e_pcie_set_link_speed(struct j721e_pcie *pcie,
struct regmap *syscon, unsigned int offset)
{
struct device *dev = pcie->dev;
struct device *dev = pcie->cdns_pcie->dev;
struct device_node *np = dev->of_node;
int link_speed;
u32 val = 0;
@ -205,7 +204,7 @@ static int j721e_pcie_set_link_speed(struct j721e_pcie *pcie,
static int j721e_pcie_set_lane_count(struct j721e_pcie *pcie,
struct regmap *syscon, unsigned int offset)
{
struct device *dev = pcie->dev;
struct device *dev = pcie->cdns_pcie->dev;
u32 lanes = pcie->num_lanes;
u32 val = 0;
int ret;
@ -220,7 +219,7 @@ static int j721e_pcie_set_lane_count(struct j721e_pcie *pcie,
static int j721e_pcie_ctrl_init(struct j721e_pcie *pcie)
{
struct device *dev = pcie->dev;
struct device *dev = pcie->cdns_pcie->dev;
struct device_node *node = dev->of_node;
struct of_phandle_args args;
unsigned int offset = 0;
@ -377,7 +376,6 @@ static int j721e_pcie_probe(struct platform_device *pdev)
if (!pcie)
return -ENOMEM;
pcie->dev = dev;
pcie->mode = mode;
pcie->linkdown_irq_regfield = data->linkdown_irq_regfield;