net: microchip: sparx5: add support for offloading tbf qdisc

Add support for offloading tbf qdisc to sparx5 qdisc.

The tbf qdisc makes it possible to attach a shaper on traffic egressing
from a port or a queue. Per-port tbf qdiscs are attached as a root qdisc
directly and queue tbf qdiscs are attached to one of the classes of a
parent qdisc (such as mqprio).

Signed-off-by: Daniel Machon <daniel.machon@microchip.com>
Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 150 insertions, 0 deletions

diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main_regs.h b/drivers/net/ethernet/microchip/sparx5/sparx5_main_regs.h
index c94de436b281..87a5b169c812 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_main_regs.h
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main_regs.h
@@ -2993,6 +2993,132 @@ enum sparx5_target {
 #define GCB_SIO_CLOCK_SYS_CLK_PERIOD_GET(x)\
 	FIELD_GET(GCB_SIO_CLOCK_SYS_CLK_PERIOD, x)
 
+/*      HSCH:HSCH_CFG:CIR_CFG */
+#define HSCH_CIR_CFG(g)           __REG(TARGET_HSCH, 0, 1, 0, g, 5040, 32, 0, 0, 1, 4)
+
+#define HSCH_CIR_CFG_CIR_RATE                    GENMASK(22, 6)
+#define HSCH_CIR_CFG_CIR_RATE_SET(x)\
+	FIELD_PREP(HSCH_CIR_CFG_CIR_RATE, x)
+#define HSCH_CIR_CFG_CIR_RATE_GET(x)\
+	FIELD_GET(HSCH_CIR_CFG_CIR_RATE, x)
+
+#define HSCH_CIR_CFG_CIR_BURST                   GENMASK(5, 0)
+#define HSCH_CIR_CFG_CIR_BURST_SET(x)\
+	FIELD_PREP(HSCH_CIR_CFG_CIR_BURST, x)
+#define HSCH_CIR_CFG_CIR_BURST_GET(x)\
+	FIELD_GET(HSCH_CIR_CFG_CIR_BURST, x)
+
+/*      HSCH:HSCH_CFG:EIR_CFG */
+#define HSCH_EIR_CFG(g)           __REG(TARGET_HSCH, 0, 1, 0, g, 5040, 32, 4, 0, 1, 4)
+
+#define HSCH_EIR_CFG_EIR_RATE                    GENMASK(22, 6)
+#define HSCH_EIR_CFG_EIR_RATE_SET(x)\
+	FIELD_PREP(HSCH_EIR_CFG_EIR_RATE, x)
+#define HSCH_EIR_CFG_EIR_RATE_GET(x)\
+	FIELD_GET(HSCH_EIR_CFG_EIR_RATE, x)
+
+#define HSCH_EIR_CFG_EIR_BURST                   GENMASK(5, 0)
+#define HSCH_EIR_CFG_EIR_BURST_SET(x)\
+	FIELD_PREP(HSCH_EIR_CFG_EIR_BURST, x)
+#define HSCH_EIR_CFG_EIR_BURST_GET(x)\
+	FIELD_GET(HSCH_EIR_CFG_EIR_BURST, x)
+
+/*      HSCH:HSCH_CFG:SE_CFG */
+#define HSCH_SE_CFG(g)            __REG(TARGET_HSCH, 0, 1, 0, g, 5040, 32, 8, 0, 1, 4)
+
+#define HSCH_SE_CFG_SE_DWRR_CNT                  GENMASK(12, 6)
+#define HSCH_SE_CFG_SE_DWRR_CNT_SET(x)\
+	FIELD_PREP(HSCH_SE_CFG_SE_DWRR_CNT, x)
+#define HSCH_SE_CFG_SE_DWRR_CNT_GET(x)\
+	FIELD_GET(HSCH_SE_CFG_SE_DWRR_CNT, x)
+
+#define HSCH_SE_CFG_SE_AVB_ENA                   BIT(5)
+#define HSCH_SE_CFG_SE_AVB_ENA_SET(x)\
+	FIELD_PREP(HSCH_SE_CFG_SE_AVB_ENA, x)
+#define HSCH_SE_CFG_SE_AVB_ENA_GET(x)\
+	FIELD_GET(HSCH_SE_CFG_SE_AVB_ENA, x)
+
+#define HSCH_SE_CFG_SE_FRM_MODE                  GENMASK(4, 3)
+#define HSCH_SE_CFG_SE_FRM_MODE_SET(x)\
+	FIELD_PREP(HSCH_SE_CFG_SE_FRM_MODE, x)
+#define HSCH_SE_CFG_SE_FRM_MODE_GET(x)\
+	FIELD_GET(HSCH_SE_CFG_SE_FRM_MODE, x)
+
+#define HSCH_SE_CFG_SE_DWRR_FRM_MODE             GENMASK(2, 1)
+#define HSCH_SE_CFG_SE_DWRR_FRM_MODE_SET(x)\
+	FIELD_PREP(HSCH_SE_CFG_SE_DWRR_FRM_MODE, x)
+#define HSCH_SE_CFG_SE_DWRR_FRM_MODE_GET(x)\
+	FIELD_GET(HSCH_SE_CFG_SE_DWRR_FRM_MODE, x)
+
+#define HSCH_SE_CFG_SE_STOP                      BIT(0)
+#define HSCH_SE_CFG_SE_STOP_SET(x)\
+	FIELD_PREP(HSCH_SE_CFG_SE_STOP, x)
+#define HSCH_SE_CFG_SE_STOP_GET(x)\
+	FIELD_GET(HSCH_SE_CFG_SE_STOP, x)
+
+/*      HSCH:HSCH_CFG:SE_CONNECT */
+#define HSCH_SE_CONNECT(g)        __REG(TARGET_HSCH, 0, 1, 0, g, 5040, 32, 12, 0, 1, 4)
+
+#define HSCH_SE_CONNECT_SE_LEAK_LINK             GENMASK(15, 0)
+#define HSCH_SE_CONNECT_SE_LEAK_LINK_SET(x)\
+	FIELD_PREP(HSCH_SE_CONNECT_SE_LEAK_LINK, x)
+#define HSCH_SE_CONNECT_SE_LEAK_LINK_GET(x)\
+	FIELD_GET(HSCH_SE_CONNECT_SE_LEAK_LINK, x)
+
+/*      HSCH:HSCH_CFG:SE_DLB_SENSE */
+#define HSCH_SE_DLB_SENSE(g)      __REG(TARGET_HSCH, 0, 1, 0, g, 5040, 32, 16, 0, 1, 4)
+
+#define HSCH_SE_DLB_SENSE_SE_DLB_PRIO            GENMASK(12, 10)
+#define HSCH_SE_DLB_SENSE_SE_DLB_PRIO_SET(x)\
+	FIELD_PREP(HSCH_SE_DLB_SENSE_SE_DLB_PRIO, x)
+#define HSCH_SE_DLB_SENSE_SE_DLB_PRIO_GET(x)\
+	FIELD_GET(HSCH_SE_DLB_SENSE_SE_DLB_PRIO, x)
+
+#define HSCH_SE_DLB_SENSE_SE_DLB_DPORT           GENMASK(9, 3)
+#define HSCH_SE_DLB_SENSE_SE_DLB_DPORT_SET(x)\
+	FIELD_PREP(HSCH_SE_DLB_SENSE_SE_DLB_DPORT, x)
+#define HSCH_SE_DLB_SENSE_SE_DLB_DPORT_GET(x)\
+	FIELD_GET(HSCH_SE_DLB_SENSE_SE_DLB_DPORT, x)
+
+#define HSCH_SE_DLB_SENSE_SE_DLB_SE_ENA          BIT(2)
+#define HSCH_SE_DLB_SENSE_SE_DLB_SE_ENA_SET(x)\
+	FIELD_PREP(HSCH_SE_DLB_SENSE_SE_DLB_SE_ENA, x)
+#define HSCH_SE_DLB_SENSE_SE_DLB_SE_ENA_GET(x)\
+	FIELD_GET(HSCH_SE_DLB_SENSE_SE_DLB_SE_ENA, x)
+
+#define HSCH_SE_DLB_SENSE_SE_DLB_PRIO_ENA        BIT(1)
+#define HSCH_SE_DLB_SENSE_SE_DLB_PRIO_ENA_SET(x)\
+	FIELD_PREP(HSCH_SE_DLB_SENSE_SE_DLB_PRIO_ENA, x)
+#define HSCH_SE_DLB_SENSE_SE_DLB_PRIO_ENA_GET(x)\
+	FIELD_GET(HSCH_SE_DLB_SENSE_SE_DLB_PRIO_ENA, x)
+
+#define HSCH_SE_DLB_SENSE_SE_DLB_DPORT_ENA       BIT(0)
+#define HSCH_SE_DLB_SENSE_SE_DLB_DPORT_ENA_SET(x)\
+	FIELD_PREP(HSCH_SE_DLB_SENSE_SE_DLB_DPORT_ENA, x)
+#define HSCH_SE_DLB_SENSE_SE_DLB_DPORT_ENA_GET(x)\
+	FIELD_GET(HSCH_SE_DLB_SENSE_SE_DLB_DPORT_ENA, x)
+
+/*      HSCH:HSCH_MISC:HSCH_CFG_CFG */
+#define HSCH_HSCH_CFG_CFG         __REG(TARGET_HSCH, 0, 1, 163104, 0, 1, 648, 284, 0, 1, 4)
+
+#define HSCH_HSCH_CFG_CFG_CFG_SE_IDX             GENMASK(26, 14)
+#define HSCH_HSCH_CFG_CFG_CFG_SE_IDX_SET(x)\
+	FIELD_PREP(HSCH_HSCH_CFG_CFG_CFG_SE_IDX, x)
+#define HSCH_HSCH_CFG_CFG_CFG_SE_IDX_GET(x)\
+	FIELD_GET(HSCH_HSCH_CFG_CFG_CFG_SE_IDX, x)
+
+#define HSCH_HSCH_CFG_CFG_HSCH_LAYER             GENMASK(13, 12)
+#define HSCH_HSCH_CFG_CFG_HSCH_LAYER_SET(x)\
+	FIELD_PREP(HSCH_HSCH_CFG_CFG_HSCH_LAYER, x)
+#define HSCH_HSCH_CFG_CFG_HSCH_LAYER_GET(x)\
+	FIELD_GET(HSCH_HSCH_CFG_CFG_HSCH_LAYER, x)
+
+#define HSCH_HSCH_CFG_CFG_CSR_GRANT              GENMASK(11, 0)
+#define HSCH_HSCH_CFG_CFG_CSR_GRANT_SET(x)\
+	FIELD_PREP(HSCH_HSCH_CFG_CFG_CSR_GRANT, x)
+#define HSCH_HSCH_CFG_CFG_CSR_GRANT_GET(x)\
+	FIELD_GET(HSCH_HSCH_CFG_CFG_CSR_GRANT, x)
+
 /*      HSCH:HSCH_MISC:SYS_CLK_PER */
 #define HSCH_SYS_CLK_PER          __REG(TARGET_HSCH, 0, 1, 163104, 0, 1, 648, 640, 0, 1, 4)
 
@@ -3002,6 +3128,30 @@ enum sparx5_target {
 #define HSCH_SYS_CLK_PER_SYS_CLK_PER_100PS_GET(x)\
 	FIELD_GET(HSCH_SYS_CLK_PER_SYS_CLK_PER_100PS, x)
 
+/*      HSCH:HSCH_LEAK_LISTS:HSCH_TIMER_CFG */
+#define HSCH_HSCH_TIMER_CFG(g, r) __REG(TARGET_HSCH, 0, 1, 161664, g, 4, 32, 0, r, 4, 4)
+
+#define HSCH_HSCH_TIMER_CFG_LEAK_TIME            GENMASK(17, 0)
+#define HSCH_HSCH_TIMER_CFG_LEAK_TIME_SET(x)\
+	FIELD_PREP(HSCH_HSCH_TIMER_CFG_LEAK_TIME, x)
+#define HSCH_HSCH_TIMER_CFG_LEAK_TIME_GET(x)\
+	FIELD_GET(HSCH_HSCH_TIMER_CFG_LEAK_TIME, x)
+
+/*      HSCH:HSCH_LEAK_LISTS:HSCH_LEAK_CFG */
+#define HSCH_HSCH_LEAK_CFG(g, r)  __REG(TARGET_HSCH, 0, 1, 161664, g, 4, 32, 16, r, 4, 4)
+
+#define HSCH_HSCH_LEAK_CFG_LEAK_FIRST            GENMASK(16, 1)
+#define HSCH_HSCH_LEAK_CFG_LEAK_FIRST_SET(x)\
+	FIELD_PREP(HSCH_HSCH_LEAK_CFG_LEAK_FIRST, x)
+#define HSCH_HSCH_LEAK_CFG_LEAK_FIRST_GET(x)\
+	FIELD_GET(HSCH_HSCH_LEAK_CFG_LEAK_FIRST, x)
+
+#define HSCH_HSCH_LEAK_CFG_LEAK_ERR              BIT(0)
+#define HSCH_HSCH_LEAK_CFG_LEAK_ERR_SET(x)\
+	FIELD_PREP(HSCH_HSCH_LEAK_CFG_LEAK_ERR, x)
+#define HSCH_HSCH_LEAK_CFG_LEAK_ERR_GET(x)\
+	FIELD_GET(HSCH_HSCH_LEAK_CFG_LEAK_ERR, x)
+
 /*      HSCH:SYSTEM:FLUSH_CTRL */
 #define HSCH_FLUSH_CTRL           __REG(TARGET_HSCH, 0, 1, 184000, 0, 1, 312, 4, 0, 1, 4)