Re: [RFC PATCH v2 net-next 1/8] net: dsa: ocelot: remove unnecessary pci_bar variables

On Sat, Jul 10, 2021 at 10:53:18PM +0300, Vladimir Oltean wrote:

On Sat, Jul 10, 2021 at 12:25:55PM -0700, Colin Foster wrote:

quoted

The pci_bar variables for the switch and imdio don't make sense for the
generic felix driver. Moving them to felix_vsc9959 to limit scope and
simplify the felix_info struct.

Signed-off-by: Colin Foster <colin.foster@in-advantage.com>
---

Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>

Just one comment below.

quoted

 drivers/net/dsa/ocelot/felix.h         |  2 --
 drivers/net/dsa/ocelot/felix_vsc9959.c | 11 +++++------
 2 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/drivers/net/dsa/ocelot/felix.h b/drivers/net/dsa/ocelot/felix.h
index 4d96cad815d5..47769dd386db 100644
--- a/drivers/net/dsa/ocelot/felix.h
+++ b/drivers/net/dsa/ocelot/felix.h

@@ -20,8 +20,6 @@ struct felix_info {
 	int				num_ports;
 	int				num_tx_queues;
 	struct vcap_props		*vcap;
-	int				switch_pci_bar;
-	int				imdio_pci_bar;
 	const struct ptp_clock_info	*ptp_caps;
 
 	/* Some Ocelot switches are integrated into the SoC without the

diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c
index f966a253d1c7..182ca749c8e2 100644
--- a/drivers/net/dsa/ocelot/felix_vsc9959.c
+++ b/drivers/net/dsa/ocelot/felix_vsc9959.c

@@ -1359,8 +1359,6 @@ static const struct felix_info felix_info_vsc9959 = {
 	.num_mact_rows		= 2048,
 	.num_ports		= 6,
 	.num_tx_queues		= OCELOT_NUM_TC,
-	.switch_pci_bar		= 4,
-	.imdio_pci_bar		= 0,
 	.quirk_no_xtr_irq	= true,
 	.ptp_caps		= &vsc9959_ptp_caps,
 	.mdio_bus_alloc		= vsc9959_mdio_bus_alloc,

@@ -1388,6 +1386,9 @@ 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
+

I would prefer these to be declared right below

#define VSC9959_TAS_GCL_ENTRY_MAX	63

and aligned with it

Done