[RFC PATCH v4 net-next 06/23] net: dsa: ocelot: felix: add interface for custom regmaps

From: Colin Foster
Date: Tue Nov 16 2021 - 01:28:12 EST


Add an interface so that non-mmio regmaps can be used

Signed-off-by: Colin Foster <colin.foster@xxxxxxxxxxxxxxxx>
---
drivers/net/dsa/ocelot/felix.c | 4 ++--
drivers/net/dsa/ocelot/felix.h | 2 ++
drivers/net/dsa/ocelot/felix_vsc9959.c | 6 +++---
drivers/net/dsa/ocelot/seville_vsc9953.c | 1 +
4 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c
index 94702042246c..615f6b84c688 100644
--- a/drivers/net/dsa/ocelot/felix.c
+++ b/drivers/net/dsa/ocelot/felix.c
@@ -1016,7 +1016,7 @@ static int felix_init_structs(struct felix *felix, int num_phys_ports)
res.start += felix->switch_base;
res.end += felix->switch_base;

- target = ocelot_regmap_init(ocelot, &res);
+ target = felix->info->init_regmap(ocelot, &res);
if (IS_ERR(target)) {
dev_err(ocelot->dev,
"Failed to map device memory space\n");
@@ -1053,7 +1053,7 @@ static int felix_init_structs(struct felix *felix, int num_phys_ports)
res.start += felix->switch_base;
res.end += felix->switch_base;

- target = ocelot_regmap_init(ocelot, &res);
+ target = felix->info->init_regmap(ocelot, &res);
if (IS_ERR(target)) {
dev_err(ocelot->dev,
"Failed to map memory space for port %d\n",
diff --git a/drivers/net/dsa/ocelot/felix.h b/drivers/net/dsa/ocelot/felix.h
index d7da307fc071..81a86bd60f03 100644
--- a/drivers/net/dsa/ocelot/felix.h
+++ b/drivers/net/dsa/ocelot/felix.h
@@ -46,6 +46,8 @@ struct felix_info {
enum tc_setup_type type, void *type_data);
void (*port_sched_speed_set)(struct ocelot *ocelot, int port,
u32 speed);
+ struct regmap *(*init_regmap)(struct ocelot *ocelot,
+ struct resource *res);
};

extern const struct dsa_switch_ops felix_switch_ops;
diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c
index 0b3ccfd54603..789e1ff0d13b 100644
--- a/drivers/net/dsa/ocelot/felix_vsc9959.c
+++ b/drivers/net/dsa/ocelot/felix_vsc9959.c
@@ -17,6 +17,8 @@
#include "felix.h"

#define VSC9959_TAS_GCL_ENTRY_MAX 63
+#define VSC9959_SWITCH_PCI_BAR 4
+#define VSC9959_IMDIO_PCI_BAR 0

static const u32 vsc9959_ana_regmap[] = {
REG(ANA_ADVLEARN, 0x0089a0),
@@ -1365,6 +1367,7 @@ static const struct felix_info felix_info_vsc9959 = {
.prevalidate_phy_mode = vsc9959_prevalidate_phy_mode,
.port_setup_tc = vsc9959_port_setup_tc,
.port_sched_speed_set = vsc9959_sched_speed_set,
+ .init_regmap = ocelot_regmap_init,
};

static irqreturn_t felix_irq_handler(int irq, void *data)
@@ -1384,9 +1387,6 @@ static irqreturn_t felix_irq_handler(int irq, void *data)
return IRQ_HANDLED;
}

-#define VSC9959_SWITCH_PCI_BAR 4
-#define VSC9959_IMDIO_PCI_BAR 0
-
static int felix_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
diff --git a/drivers/net/dsa/ocelot/seville_vsc9953.c b/drivers/net/dsa/ocelot/seville_vsc9953.c
index 610bdfd31903..47da279a8ff7 100644
--- a/drivers/net/dsa/ocelot/seville_vsc9953.c
+++ b/drivers/net/dsa/ocelot/seville_vsc9953.c
@@ -1087,6 +1087,7 @@ static const struct felix_info seville_info_vsc9953 = {
.mdio_bus_free = vsc9953_mdio_bus_free,
.phylink_validate = vsc9953_phylink_validate,
.prevalidate_phy_mode = vsc9953_prevalidate_phy_mode,
+ .init_regmap = ocelot_regmap_init,
};

static int seville_probe(struct platform_device *pdev)
--
2.25.1