netdev - [PATCH net-next v2 05/15] net: sparx5: add constants to match data

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Message-ID: <20241004-b4-sparx5-lan969x-switch-driver-v2-5-d3290f581663@microchip.com>
Date: Fri, 4 Oct 2024 15:19:31 +0200
From: Daniel Machon <daniel.machon@...rochip.com>
To: "David S. Miller" <davem@...emloft.net>, Eric Dumazet
	<edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni
	<pabeni@...hat.com>, Lars Povlsen <lars.povlsen@...rochip.com>, "Steen
 Hegelund" <Steen.Hegelund@...rochip.com>, <horatiu.vultur@...rochip.com>,
	<jensemil.schulzostergaard@...rochip.com>, <UNGLinuxDriver@...rochip.com>,
	Richard Cochran <richardcochran@...il.com>, <horms@...nel.org>,
	<justinstitt@...gle.com>, <gal@...dia.com>, <aakash.r.menon@...il.com>,
	<jacob.e.keller@...el.com>, <ast@...erby.net>
CC: <netdev@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>
Subject: [PATCH net-next v2 05/15] net: sparx5: add constants to match data

Add new struct sparx5_consts, containing all the chip constants that are
known to be different for Sparx5 and lan969x.

Reviewed-by: Steen Hegelund <Steen.Hegelund@...rochip.com>
Signed-off-by: Daniel Machon <daniel.machon@...rochip.com>
---
 drivers/net/ethernet/microchip/sparx5/sparx5_main.c | 21 +++++++++++++++++++++
 drivers/net/ethernet/microchip/sparx5/sparx5_main.h | 21 +++++++++++++++++++++
 2 files changed, 42 insertions(+)

diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main.c b/drivers/net/ethernet/microchip/sparx5/sparx5_main.c
index 9a8d2e8c02a5..5f3690a59ac1 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_main.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main.c
@@ -953,11 +953,32 @@ static const struct sparx5_regs sparx5_regs = {
 	.fsize = sparx5_fsize,
 };
 
+static const struct sparx5_consts sparx5_consts = {
+	.n_ports             = 65,
+	.n_ports_all         = 70,
+	.n_hsch_l1_elems     = 64,
+	.n_hsch_queues       = 8,
+	.n_lb_groups         = 10,
+	.n_pgids             = 2113, /* (2048 + n_ports) */
+	.n_sio_clks          = 3,
+	.n_own_upsids        = 3,
+	.n_auto_cals         = 7,
+	.n_filters           = 1024,
+	.n_gates             = 1024,
+	.n_sdlbs             = 4096,
+	.n_dsm_cal_taxis     = 8,
+	.buf_size            = 4194280,
+	.qres_max_prio_idx   = 630,
+	.qres_max_colour_idx = 638,
+	.tod_pin             = 4,
+};
+
 static const struct sparx5_match_data sparx5_desc = {
 	.iomap = sparx5_main_iomap,
 	.iomap_size = ARRAY_SIZE(sparx5_main_iomap),
 	.ioranges = 3,
 	.regs = &sparx5_regs,
+	.consts = &sparx5_consts,
 };
 
 static const struct of_device_id mchp_sparx5_match[] = {
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main.h b/drivers/net/ethernet/microchip/sparx5/sparx5_main.h
index 549c04b1f2b3..6e6067568f2a 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_main.h
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main.h
@@ -238,6 +238,26 @@ struct sparx5_regs {
 	const unsigned int *fsize;
 };
 
+struct sparx5_consts {
+	u32 n_ports;             /* Number of front ports */
+	u32 n_ports_all;         /* Number of front ports + internal ports */
+	u32 n_hsch_l1_elems;     /* Number of HSCH layer 1 elements */
+	u32 n_hsch_queues;       /* Number of HSCH queues */
+	u32 n_lb_groups;         /* Number of leacky bucket groupd */
+	u32 n_pgids;             /* Number of PGID's */
+	u32 n_sio_clks;          /* Number of serial IO clocks */
+	u32 n_own_upsids;        /* Number of own UPSID's */
+	u32 n_auto_cals;         /* Number of auto calendars */
+	u32 n_filters;           /* Number of PSFP filters */
+	u32 n_gates;             /* Number of PSFP gates */
+	u32 n_sdlbs;             /* Number of service dual leaky buckets */
+	u32 n_dsm_cal_taxis;     /* Number of DSM calendar taxis */
+	u32 buf_size;            /* Amount of QLIM watermark memory */
+	u32 qres_max_prio_idx;   /* Maximum QRES prio index */
+	u32 qres_max_colour_idx; /* Maximum QRES colour index */
+	u32 tod_pin;             /* PTP TOD pin */
+};
+
 struct sparx5_main_io_resource {
 	enum sparx5_target id;
 	phys_addr_t offset;
@@ -246,6 +266,7 @@ struct sparx5_main_io_resource {
 
 struct sparx5_match_data {
 	const struct sparx5_regs *regs;
+	const struct sparx5_consts *consts;
 	const struct sparx5_main_io_resource *iomap;
 	int ioranges;
 	int iomap_size;

-- 
2.34.1