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authorLinus Torvalds <torvalds@linux-foundation.org>2020-10-15 18:42:13 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-10-15 18:42:13 -0700
commit9ff9b0d392ea08090cd1780fb196f36dbb586529 (patch)
tree276a3a5c4525b84dee64eda30b423fc31bf94850 /drivers/net/wireless/ath/ath11k/hal.c
parent840e5bb326bbcb16ce82dd2416d2769de4839aea (diff)
parent105faa8742437c28815b2a3eb8314ebc5fd9288c (diff)
downloadlinux-next-9ff9b0d392ea08090cd1780fb196f36dbb586529.tar.gz
linux-next-9ff9b0d392ea08090cd1780fb196f36dbb586529.zip
Merge tag 'net-next-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
Pull networking updates from Jakub Kicinski: - Add redirect_neigh() BPF packet redirect helper, allowing to limit stack traversal in common container configs and improving TCP back-pressure. Daniel reports ~10Gbps => ~15Gbps single stream TCP performance gain. - Expand netlink policy support and improve policy export to user space. (Ge)netlink core performs request validation according to declared policies. Expand the expressiveness of those policies (min/max length and bitmasks). Allow dumping policies for particular commands. This is used for feature discovery by user space (instead of kernel version parsing or trial and error). - Support IGMPv3/MLDv2 multicast listener discovery protocols in bridge. - Allow more than 255 IPv4 multicast interfaces. - Add support for Type of Service (ToS) reflection in SYN/SYN-ACK packets of TCPv6. - In Multi-patch TCP (MPTCP) support concurrent transmission of data on multiple subflows in a load balancing scenario. Enhance advertising addresses via the RM_ADDR/ADD_ADDR options. - Support SMC-Dv2 version of SMC, which enables multi-subnet deployments. - Allow more calls to same peer in RxRPC. - Support two new Controller Area Network (CAN) protocols - CAN-FD and ISO 15765-2:2016. - Add xfrm/IPsec compat layer, solving the 32bit user space on 64bit kernel problem. - Add TC actions for implementing MPLS L2 VPNs. - Improve nexthop code - e.g. handle various corner cases when nexthop objects are removed from groups better, skip unnecessary notifications and make it easier to offload nexthops into HW by converting to a blocking notifier. - Support adding and consuming TCP header options by BPF programs, opening the doors for easy experimental and deployment-specific TCP option use. - Reorganize TCP congestion control (CC) initialization to simplify life of TCP CC implemented in BPF. - Add support for shipping BPF programs with the kernel and loading them early on boot via the User Mode Driver mechanism, hence reusing all the user space infra we have. - Support sleepable BPF programs, initially targeting LSM and tracing. - Add bpf_d_path() helper for returning full path for given 'struct path'. - Make bpf_tail_call compatible with bpf-to-bpf calls. - Allow BPF programs to call map_update_elem on sockmaps. - Add BPF Type Format (BTF) support for type and enum discovery, as well as support for using BTF within the kernel itself (current use is for pretty printing structures). - Support listing and getting information about bpf_links via the bpf syscall. - Enhance kernel interfaces around NIC firmware update. Allow specifying overwrite mask to control if settings etc. are reset during update; report expected max time operation may take to users; support firmware activation without machine reboot incl. limits of how much impact reset may have (e.g. dropping link or not). - Extend ethtool configuration interface to report IEEE-standard counters, to limit the need for per-vendor logic in user space. - Adopt or extend devlink use for debug, monitoring, fw update in many drivers (dsa loop, ice, ionic, sja1105, qed, mlxsw, mv88e6xxx, dpaa2-eth). - In mlxsw expose critical and emergency SFP module temperature alarms. Refactor port buffer handling to make the defaults more suitable and support setting these values explicitly via the DCBNL interface. - Add XDP support for Intel's igb driver. - Support offloading TC flower classification and filtering rules to mscc_ocelot switches. - Add PTP support for Marvell Octeontx2 and PP2.2 hardware, as well as fixed interval period pulse generator and one-step timestamping in dpaa-eth. - Add support for various auth offloads in WiFi APs, e.g. SAE (WPA3) offload. - Add Lynx PHY/PCS MDIO module, and convert various drivers which have this HW to use it. Convert mvpp2 to split PCS. - Support Marvell Prestera 98DX3255 24-port switch ASICs, as well as 7-port Mediatek MT7531 IP. - Add initial support for QCA6390 and IPQ6018 in ath11k WiFi driver, and wcn3680 support in wcn36xx. - Improve performance for packets which don't require much offloads on recent Mellanox NICs by 20% by making multiple packets share a descriptor entry. - Move chelsio inline crypto drivers (for TLS and IPsec) from the crypto subtree to drivers/net. Move MDIO drivers out of the phy directory. - Clean up a lot of W=1 warnings, reportedly the actively developed subsections of networking drivers should now build W=1 warning free. - Make sure drivers don't use in_interrupt() to dynamically adapt their code. Convert tasklets to use new tasklet_setup API (sadly this conversion is not yet complete). * tag 'net-next-5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (2583 commits) Revert "bpfilter: Fix build error with CONFIG_BPFILTER_UMH" net, sockmap: Don't call bpf_prog_put() on NULL pointer bpf, selftest: Fix flaky tcp_hdr_options test when adding addr to lo bpf, sockmap: Add locking annotations to iterator netfilter: nftables: allow re-computing sctp CRC-32C in 'payload' statements net: fix pos incrementment in ipv6_route_seq_next net/smc: fix invalid return code in smcd_new_buf_create() net/smc: fix valid DMBE buffer sizes net/smc: fix use-after-free of delayed events bpfilter: Fix build error with CONFIG_BPFILTER_UMH cxgb4/ch_ipsec: Replace the module name to ch_ipsec from chcr net: sched: Fix suspicious RCU usage while accessing tcf_tunnel_info bpf: Fix register equivalence tracking. rxrpc: Fix loss of final ack on shutdown rxrpc: Fix bundle counting for exclusive connections netfilter: restore NF_INET_NUMHOOKS ibmveth: Identify ingress large send packets. ibmveth: Switch order of ibmveth_helper calls. cxgb4: handle 4-tuple PEDIT to NAT mode translation selftests: Add VRF route leaking tests ...
Diffstat (limited to 'drivers/net/wireless/ath/ath11k/hal.c')
-rw-r--r--drivers/net/wireless/ath/ath11k/hal.c306
1 files changed, 224 insertions, 82 deletions
diff --git a/drivers/net/wireless/ath/ath11k/hal.c b/drivers/net/wireless/ath/ath11k/hal.c
index d63785178afa..9904c0eb7587 100644
--- a/drivers/net/wireless/ath/ath11k/hal.c
+++ b/drivers/net/wireless/ath/ath11k/hal.c
@@ -8,7 +8,7 @@
#include "hal_desc.h"
#include "hif.h"
-static const struct hal_srng_config hw_srng_config[] = {
+static const struct hal_srng_config hw_srng_config_template[] = {
/* TODO: max_rings can populated by querying HW capabilities */
{ /* REO_DST */
.start_ring_id = HAL_SRNG_RING_ID_REO2SW1,
@@ -16,14 +16,6 @@ static const struct hal_srng_config hw_srng_config[] = {
.entry_size = sizeof(struct hal_reo_dest_ring) >> 2,
.lmac_ring = false,
.ring_dir = HAL_SRNG_DIR_DST,
- .reg_start = {
- HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO1_RING_BASE_LSB,
- HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO1_RING_HP,
- },
- .reg_size = {
- HAL_REO2_RING_BASE_LSB - HAL_REO1_RING_BASE_LSB,
- HAL_REO2_RING_HP - HAL_REO1_RING_HP,
- },
.max_size = HAL_REO_REO2SW1_RING_BASE_MSB_RING_SIZE,
},
{ /* REO_EXCEPTION */
@@ -36,10 +28,6 @@ static const struct hal_srng_config hw_srng_config[] = {
.entry_size = sizeof(struct hal_reo_dest_ring) >> 2,
.lmac_ring = false,
.ring_dir = HAL_SRNG_DIR_DST,
- .reg_start = {
- HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_TCL_RING_BASE_LSB,
- HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_TCL_RING_HP,
- },
.max_size = HAL_REO_REO2TCL_RING_BASE_MSB_RING_SIZE,
},
{ /* REO_REINJECT */
@@ -48,10 +36,6 @@ static const struct hal_srng_config hw_srng_config[] = {
.entry_size = sizeof(struct hal_reo_entrance_ring) >> 2,
.lmac_ring = false,
.ring_dir = HAL_SRNG_DIR_SRC,
- .reg_start = {
- HAL_SEQ_WCSS_UMAC_REO_REG + HAL_SW2REO_RING_BASE_LSB,
- HAL_SEQ_WCSS_UMAC_REO_REG + HAL_SW2REO_RING_HP,
- },
.max_size = HAL_REO_SW2REO_RING_BASE_MSB_RING_SIZE,
},
{ /* REO_CMD */
@@ -61,10 +45,6 @@ static const struct hal_srng_config hw_srng_config[] = {
sizeof(struct hal_reo_get_queue_stats)) >> 2,
.lmac_ring = false,
.ring_dir = HAL_SRNG_DIR_SRC,
- .reg_start = {
- HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_CMD_RING_BASE_LSB,
- HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_CMD_HP,
- },
.max_size = HAL_REO_CMD_RING_BASE_MSB_RING_SIZE,
},
{ /* REO_STATUS */
@@ -74,11 +54,6 @@ static const struct hal_srng_config hw_srng_config[] = {
sizeof(struct hal_reo_get_queue_stats_status)) >> 2,
.lmac_ring = false,
.ring_dir = HAL_SRNG_DIR_DST,
- .reg_start = {
- HAL_SEQ_WCSS_UMAC_REO_REG +
- HAL_REO_STATUS_RING_BASE_LSB,
- HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_STATUS_HP,
- },
.max_size = HAL_REO_STATUS_RING_BASE_MSB_RING_SIZE,
},
{ /* TCL_DATA */
@@ -88,14 +63,6 @@ static const struct hal_srng_config hw_srng_config[] = {
sizeof(struct hal_tcl_data_cmd)) >> 2,
.lmac_ring = false,
.ring_dir = HAL_SRNG_DIR_SRC,
- .reg_start = {
- HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL1_RING_BASE_LSB,
- HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL1_RING_HP,
- },
- .reg_size = {
- HAL_TCL2_RING_BASE_LSB - HAL_TCL1_RING_BASE_LSB,
- HAL_TCL2_RING_HP - HAL_TCL1_RING_HP,
- },
.max_size = HAL_SW2TCL1_RING_BASE_MSB_RING_SIZE,
},
{ /* TCL_CMD */
@@ -105,10 +72,6 @@ static const struct hal_srng_config hw_srng_config[] = {
sizeof(struct hal_tcl_gse_cmd)) >> 2,
.lmac_ring = false,
.ring_dir = HAL_SRNG_DIR_SRC,
- .reg_start = {
- HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_RING_BASE_LSB,
- HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_RING_HP,
- },
.max_size = HAL_SW2TCL1_CMD_RING_BASE_MSB_RING_SIZE,
},
{ /* TCL_STATUS */
@@ -118,11 +81,6 @@ static const struct hal_srng_config hw_srng_config[] = {
sizeof(struct hal_tcl_status_ring)) >> 2,
.lmac_ring = false,
.ring_dir = HAL_SRNG_DIR_DST,
- .reg_start = {
- HAL_SEQ_WCSS_UMAC_TCL_REG +
- HAL_TCL_STATUS_RING_BASE_LSB,
- HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_STATUS_RING_HP,
- },
.max_size = HAL_TCL_STATUS_RING_BASE_MSB_RING_SIZE,
},
{ /* CE_SRC */
@@ -344,7 +302,7 @@ static void ath11k_hal_free_cont_wrp(struct ath11k_base *ab)
static void ath11k_hal_ce_dst_setup(struct ath11k_base *ab,
struct hal_srng *srng, int ring_num)
{
- const struct hal_srng_config *srng_config = &hw_srng_config[HAL_CE_DST];
+ struct hal_srng_config *srng_config = &ab->hal.srng_config[HAL_CE_DST];
u32 addr;
u32 val;
@@ -371,33 +329,33 @@ static void ath11k_hal_srng_dst_hw_init(struct ath11k_base *ab,
if (srng->flags & HAL_SRNG_FLAGS_MSI_INTR) {
ath11k_hif_write32(ab, reg_base +
- HAL_REO1_RING_MSI1_BASE_LSB_OFFSET,
- (u32)srng->msi_addr);
+ HAL_REO1_RING_MSI1_BASE_LSB_OFFSET(ab),
+ srng->msi_addr);
val = FIELD_PREP(HAL_REO1_RING_MSI1_BASE_MSB_ADDR,
((u64)srng->msi_addr >>
HAL_ADDR_MSB_REG_SHIFT)) |
HAL_REO1_RING_MSI1_BASE_MSB_MSI1_ENABLE;
ath11k_hif_write32(ab, reg_base +
- HAL_REO1_RING_MSI1_BASE_MSB_OFFSET, val);
+ HAL_REO1_RING_MSI1_BASE_MSB_OFFSET(ab), val);
ath11k_hif_write32(ab,
- reg_base + HAL_REO1_RING_MSI1_DATA_OFFSET,
+ reg_base + HAL_REO1_RING_MSI1_DATA_OFFSET(ab),
srng->msi_data);
}
- ath11k_hif_write32(ab, reg_base, (u32)srng->ring_base_paddr);
+ ath11k_hif_write32(ab, reg_base, srng->ring_base_paddr);
val = FIELD_PREP(HAL_REO1_RING_BASE_MSB_RING_BASE_ADDR_MSB,
((u64)srng->ring_base_paddr >>
HAL_ADDR_MSB_REG_SHIFT)) |
FIELD_PREP(HAL_REO1_RING_BASE_MSB_RING_SIZE,
(srng->entry_size * srng->num_entries));
- ath11k_hif_write32(ab, reg_base + HAL_REO1_RING_BASE_MSB_OFFSET, val);
+ ath11k_hif_write32(ab, reg_base + HAL_REO1_RING_BASE_MSB_OFFSET(ab), val);
val = FIELD_PREP(HAL_REO1_RING_ID_RING_ID, srng->ring_id) |
FIELD_PREP(HAL_REO1_RING_ID_ENTRY_SIZE, srng->entry_size);
- ath11k_hif_write32(ab, reg_base + HAL_REO1_RING_ID_OFFSET, val);
+ ath11k_hif_write32(ab, reg_base + HAL_REO1_RING_ID_OFFSET(ab), val);
/* interrupt setup */
val = FIELD_PREP(HAL_REO1_RING_PRDR_INT_SETUP_INTR_TMR_THOLD,
@@ -408,21 +366,21 @@ static void ath11k_hal_srng_dst_hw_init(struct ath11k_base *ab,
srng->entry_size));
ath11k_hif_write32(ab,
- reg_base + HAL_REO1_RING_PRODUCER_INT_SETUP_OFFSET,
+ reg_base + HAL_REO1_RING_PRODUCER_INT_SETUP_OFFSET(ab),
val);
hp_addr = hal->rdp.paddr +
((unsigned long)srng->u.dst_ring.hp_addr -
(unsigned long)hal->rdp.vaddr);
- ath11k_hif_write32(ab, reg_base + HAL_REO1_RING_HP_ADDR_LSB_OFFSET,
+ ath11k_hif_write32(ab, reg_base + HAL_REO1_RING_HP_ADDR_LSB_OFFSET(ab),
hp_addr & HAL_ADDR_LSB_REG_MASK);
- ath11k_hif_write32(ab, reg_base + HAL_REO1_RING_HP_ADDR_MSB_OFFSET,
+ ath11k_hif_write32(ab, reg_base + HAL_REO1_RING_HP_ADDR_MSB_OFFSET(ab),
hp_addr >> HAL_ADDR_MSB_REG_SHIFT);
/* Initialize head and tail pointers to indicate ring is empty */
reg_base = srng->hwreg_base[HAL_SRNG_REG_GRP_R2];
ath11k_hif_write32(ab, reg_base, 0);
- ath11k_hif_write32(ab, reg_base + HAL_REO1_RING_TP_OFFSET, 0);
+ ath11k_hif_write32(ab, reg_base + HAL_REO1_RING_TP_OFFSET(ab), 0);
*srng->u.dst_ring.hp_addr = 0;
reg_base = srng->hwreg_base[HAL_SRNG_REG_GRP_R0];
@@ -435,7 +393,7 @@ static void ath11k_hal_srng_dst_hw_init(struct ath11k_base *ab,
val |= HAL_REO1_RING_MISC_MSI_SWAP;
val |= HAL_REO1_RING_MISC_SRNG_ENABLE;
- ath11k_hif_write32(ab, reg_base + HAL_REO1_RING_MISC_OFFSET, val);
+ ath11k_hif_write32(ab, reg_base + HAL_REO1_RING_MISC_OFFSET(ab), val);
}
static void ath11k_hal_srng_src_hw_init(struct ath11k_base *ab,
@@ -450,33 +408,33 @@ static void ath11k_hal_srng_src_hw_init(struct ath11k_base *ab,
if (srng->flags & HAL_SRNG_FLAGS_MSI_INTR) {
ath11k_hif_write32(ab, reg_base +
- HAL_TCL1_RING_MSI1_BASE_LSB_OFFSET,
- (u32)srng->msi_addr);
+ HAL_TCL1_RING_MSI1_BASE_LSB_OFFSET(ab),
+ srng->msi_addr);
val = FIELD_PREP(HAL_TCL1_RING_MSI1_BASE_MSB_ADDR,
((u64)srng->msi_addr >>
HAL_ADDR_MSB_REG_SHIFT)) |
HAL_TCL1_RING_MSI1_BASE_MSB_MSI1_ENABLE;
ath11k_hif_write32(ab, reg_base +
- HAL_TCL1_RING_MSI1_BASE_MSB_OFFSET,
+ HAL_TCL1_RING_MSI1_BASE_MSB_OFFSET(ab),
val);
ath11k_hif_write32(ab, reg_base +
- HAL_TCL1_RING_MSI1_DATA_OFFSET,
+ HAL_TCL1_RING_MSI1_DATA_OFFSET(ab),
srng->msi_data);
}
- ath11k_hif_write32(ab, reg_base, (u32)srng->ring_base_paddr);
+ ath11k_hif_write32(ab, reg_base, srng->ring_base_paddr);
val = FIELD_PREP(HAL_TCL1_RING_BASE_MSB_RING_BASE_ADDR_MSB,
((u64)srng->ring_base_paddr >>
HAL_ADDR_MSB_REG_SHIFT)) |
FIELD_PREP(HAL_TCL1_RING_BASE_MSB_RING_SIZE,
(srng->entry_size * srng->num_entries));
- ath11k_hif_write32(ab, reg_base + HAL_TCL1_RING_BASE_MSB_OFFSET, val);
+ ath11k_hif_write32(ab, reg_base + HAL_TCL1_RING_BASE_MSB_OFFSET(ab), val);
val = FIELD_PREP(HAL_REO1_RING_ID_ENTRY_SIZE, srng->entry_size);
- ath11k_hif_write32(ab, reg_base + HAL_TCL1_RING_ID_OFFSET, val);
+ ath11k_hif_write32(ab, reg_base + HAL_TCL1_RING_ID_OFFSET(ab), val);
/* interrupt setup */
/* NOTE: IPQ8074 v2 requires the interrupt timer threshold in the
@@ -490,7 +448,7 @@ static void ath11k_hal_srng_src_hw_init(struct ath11k_base *ab,
srng->entry_size));
ath11k_hif_write32(ab,
- reg_base + HAL_TCL1_RING_CONSR_INT_SETUP_IX0_OFFSET,
+ reg_base + HAL_TCL1_RING_CONSR_INT_SETUP_IX0_OFFSET(ab),
val);
val = 0;
@@ -499,7 +457,7 @@ static void ath11k_hal_srng_src_hw_init(struct ath11k_base *ab,
srng->u.src_ring.low_threshold);
}
ath11k_hif_write32(ab,
- reg_base + HAL_TCL1_RING_CONSR_INT_SETUP_IX1_OFFSET,
+ reg_base + HAL_TCL1_RING_CONSR_INT_SETUP_IX1_OFFSET(ab),
val);
if (srng->ring_id != HAL_SRNG_RING_ID_WBM_IDLE_LINK) {
@@ -507,10 +465,10 @@ static void ath11k_hal_srng_src_hw_init(struct ath11k_base *ab,
((unsigned long)srng->u.src_ring.tp_addr -
(unsigned long)hal->rdp.vaddr);
ath11k_hif_write32(ab,
- reg_base + HAL_TCL1_RING_TP_ADDR_LSB_OFFSET,
+ reg_base + HAL_TCL1_RING_TP_ADDR_LSB_OFFSET(ab),
tp_addr & HAL_ADDR_LSB_REG_MASK);
ath11k_hif_write32(ab,
- reg_base + HAL_TCL1_RING_TP_ADDR_MSB_OFFSET,
+ reg_base + HAL_TCL1_RING_TP_ADDR_MSB_OFFSET(ab),
tp_addr >> HAL_ADDR_MSB_REG_SHIFT);
}
@@ -534,7 +492,7 @@ static void ath11k_hal_srng_src_hw_init(struct ath11k_base *ab,
val |= HAL_TCL1_RING_MISC_SRNG_ENABLE;
- ath11k_hif_write32(ab, reg_base + HAL_TCL1_RING_MISC_OFFSET, val);
+ ath11k_hif_write32(ab, reg_base + HAL_TCL1_RING_MISC_OFFSET(ab), val);
}
static void ath11k_hal_srng_hw_init(struct ath11k_base *ab,
@@ -550,7 +508,7 @@ static int ath11k_hal_srng_get_ring_id(struct ath11k_base *ab,
enum hal_ring_type type,
int ring_num, int mac_id)
{
- const struct hal_srng_config *srng_config = &hw_srng_config[type];
+ struct hal_srng_config *srng_config = &ab->hal.srng_config[type];
int ring_id;
if (ring_num >= srng_config->max_rings) {
@@ -568,26 +526,26 @@ static int ath11k_hal_srng_get_ring_id(struct ath11k_base *ab,
return ring_id;
}
-int ath11k_hal_srng_get_entrysize(u32 ring_type)
+int ath11k_hal_srng_get_entrysize(struct ath11k_base *ab, u32 ring_type)
{
- const struct hal_srng_config *srng_config;
+ struct hal_srng_config *srng_config;
if (WARN_ON(ring_type >= HAL_MAX_RING_TYPES))
return -EINVAL;
- srng_config = &hw_srng_config[ring_type];
+ srng_config = &ab->hal.srng_config[ring_type];
return (srng_config->entry_size << 2);
}
-int ath11k_hal_srng_get_max_entries(u32 ring_type)
+int ath11k_hal_srng_get_max_entries(struct ath11k_base *ab, u32 ring_type)
{
- const struct hal_srng_config *srng_config;
+ struct hal_srng_config *srng_config;
if (WARN_ON(ring_type >= HAL_MAX_RING_TYPES))
return -EINVAL;
- srng_config = &hw_srng_config[ring_type];
+ srng_config = &ab->hal.srng_config[ring_type];
return (srng_config->max_size / srng_config->entry_size);
}
@@ -602,6 +560,8 @@ void ath11k_hal_srng_get_params(struct ath11k_base *ab, struct hal_srng *srng,
params->intr_batch_cntr_thres_entries =
srng->intr_batch_cntr_thres_entries;
params->low_threshold = srng->u.src_ring.low_threshold;
+ params->msi_addr = srng->msi_addr;
+ params->msi_data = srng->msi_data;
params->flags = srng->flags;
}
@@ -1003,7 +963,7 @@ int ath11k_hal_srng_setup(struct ath11k_base *ab, enum hal_ring_type type,
struct hal_srng_params *params)
{
struct ath11k_hal *hal = &ab->hal;
- const struct hal_srng_config *srng_config = &hw_srng_config[type];
+ struct hal_srng_config *srng_config = &ab->hal.srng_config[type];
struct hal_srng *srng;
int ring_id;
u32 lmac_idx;
@@ -1027,6 +987,8 @@ int ath11k_hal_srng_setup(struct ath11k_base *ab, enum hal_ring_type type,
params->intr_batch_cntr_thres_entries;
srng->intr_timer_thres_us = params->intr_timer_thres_us;
srng->flags = params->flags;
+ srng->msi_addr = params->msi_addr;
+ srng->msi_data = params->msi_data;
srng->initialized = 1;
spin_lock_init(&srng->lock);
@@ -1058,8 +1020,16 @@ int ath11k_hal_srng_setup(struct ath11k_base *ab, enum hal_ring_type type,
lmac_idx);
srng->flags |= HAL_SRNG_FLAGS_LMAC_RING;
} else {
- srng->u.src_ring.hp_addr =
+ if (!ab->hw_params.supports_shadow_regs)
+ srng->u.src_ring.hp_addr =
(u32 *)((unsigned long)ab->mem + reg_base);
+ else
+ ath11k_dbg(ab, ATH11k_DBG_HAL,
+ "hal type %d ring_num %d reg_base 0x%x shadow 0x%lx\n",
+ type, ring_num,
+ reg_base,
+ (unsigned long)srng->u.src_ring.hp_addr -
+ (unsigned long)ab->mem);
}
} else {
/* During initialization loop count in all the descriptors
@@ -1083,9 +1053,18 @@ int ath11k_hal_srng_setup(struct ath11k_base *ab, enum hal_ring_type type,
lmac_idx);
srng->flags |= HAL_SRNG_FLAGS_LMAC_RING;
} else {
- srng->u.dst_ring.tp_addr =
+ if (!ab->hw_params.supports_shadow_regs)
+ srng->u.dst_ring.tp_addr =
(u32 *)((unsigned long)ab->mem + reg_base +
- (HAL_REO1_RING_TP - HAL_REO1_RING_HP));
+ (HAL_REO1_RING_TP(ab) - HAL_REO1_RING_HP(ab)));
+ else
+ ath11k_dbg(ab, ATH11k_DBG_HAL,
+ "type %d ring_num %d target_reg 0x%x shadow 0x%lx\n",
+ type, ring_num,
+ reg_base + (HAL_REO1_RING_TP(ab) -
+ HAL_REO1_RING_HP(ab)),
+ (unsigned long)srng->u.dst_ring.tp_addr -
+ (unsigned long)ab->mem);
}
}
@@ -1102,6 +1081,162 @@ int ath11k_hal_srng_setup(struct ath11k_base *ab, enum hal_ring_type type,
return ring_id;
}
+static void ath11k_hal_srng_update_hp_tp_addr(struct ath11k_base *ab,
+ int shadow_cfg_idx,
+ enum hal_ring_type ring_type,
+ int ring_num)
+{
+ struct hal_srng *srng;
+ struct ath11k_hal *hal = &ab->hal;
+ int ring_id;
+ struct hal_srng_config *srng_config = &hal->srng_config[ring_type];
+
+ ring_id = ath11k_hal_srng_get_ring_id(ab, ring_type, ring_num, 0);
+ if (ring_id < 0)
+ return;
+
+ srng = &hal->srng_list[ring_id];
+
+ if (srng_config->ring_dir == HAL_SRNG_DIR_DST)
+ srng->u.dst_ring.tp_addr = (u32 *)(HAL_SHADOW_REG(shadow_cfg_idx) +
+ (unsigned long)ab->mem);
+ else
+ srng->u.src_ring.hp_addr = (u32 *)(HAL_SHADOW_REG(shadow_cfg_idx) +
+ (unsigned long)ab->mem);
+}
+
+int ath11k_hal_srng_update_shadow_config(struct ath11k_base *ab,
+ enum hal_ring_type ring_type,
+ int ring_num)
+{
+ struct ath11k_hal *hal = &ab->hal;
+ struct hal_srng_config *srng_config = &hal->srng_config[ring_type];
+ int shadow_cfg_idx = hal->num_shadow_reg_configured;
+ u32 target_reg;
+
+ if (shadow_cfg_idx >= HAL_SHADOW_NUM_REGS)
+ return -EINVAL;
+
+ hal->num_shadow_reg_configured++;
+
+ target_reg = srng_config->reg_start[HAL_HP_OFFSET_IN_REG_START];
+ target_reg += srng_config->reg_size[HAL_HP_OFFSET_IN_REG_START] *
+ ring_num;
+
+ /* For destination ring, shadow the TP */
+ if (srng_config->ring_dir == HAL_SRNG_DIR_DST)
+ target_reg += HAL_OFFSET_FROM_HP_TO_TP;
+
+ hal->shadow_reg_addr[shadow_cfg_idx] = target_reg;
+
+ /* update hp/tp addr to hal structure*/
+ ath11k_hal_srng_update_hp_tp_addr(ab, shadow_cfg_idx, ring_type,
+ ring_num);
+
+ ath11k_dbg(ab, ATH11k_DBG_HAL,
+ "target_reg %x, shadow reg 0x%x shadow_idx 0x%x, ring_type %d, ring num %d",
+ target_reg,
+ HAL_SHADOW_REG(shadow_cfg_idx),
+ shadow_cfg_idx,
+ ring_type, ring_num);
+
+ return 0;
+}
+
+void ath11k_hal_srng_shadow_config(struct ath11k_base *ab)
+{
+ struct ath11k_hal *hal = &ab->hal;
+ int ring_type, ring_num;
+
+ /* update all the non-CE srngs. */
+ for (ring_type = 0; ring_type < HAL_MAX_RING_TYPES; ring_type++) {
+ struct hal_srng_config *srng_config = &hal->srng_config[ring_type];
+
+ if (ring_type == HAL_CE_SRC ||
+ ring_type == HAL_CE_DST ||
+ ring_type == HAL_CE_DST_STATUS)
+ continue;
+
+ if (srng_config->lmac_ring)
+ continue;
+
+ for (ring_num = 0; ring_num < srng_config->max_rings; ring_num++)
+ ath11k_hal_srng_update_shadow_config(ab, ring_type, ring_num);
+ }
+}
+
+void ath11k_hal_srng_get_shadow_config(struct ath11k_base *ab,
+ u32 **cfg, u32 *len)
+{
+ struct ath11k_hal *hal = &ab->hal;
+
+ *len = hal->num_shadow_reg_configured;
+ *cfg = hal->shadow_reg_addr;
+}
+
+void ath11k_hal_srng_shadow_update_hp_tp(struct ath11k_base *ab,
+ struct hal_srng *srng)
+{
+ lockdep_assert_held(&srng->lock);
+
+ /* check whether the ring is emptry. Update the shadow
+ * HP only when then ring isn't' empty.
+ */
+ if (srng->ring_dir == HAL_SRNG_DIR_SRC &&
+ *srng->u.src_ring.tp_addr != srng->u.src_ring.hp)
+ ath11k_hal_srng_access_end(ab, srng);
+}
+
+static int ath11k_hal_srng_create_config(struct ath11k_base *ab)
+{
+ struct ath11k_hal *hal = &ab->hal;
+ struct hal_srng_config *s;
+
+ hal->srng_config = kmemdup(hw_srng_config_template,
+ sizeof(hw_srng_config_template),
+ GFP_KERNEL);
+ if (!hal->srng_config)
+ return -ENOMEM;
+
+ s = &hal->srng_config[HAL_REO_DST];
+ s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO1_RING_BASE_LSB(ab);
+ s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO1_RING_HP(ab);
+ s->reg_size[0] = HAL_REO2_RING_BASE_LSB(ab) - HAL_REO1_RING_BASE_LSB(ab);
+ s->reg_size[1] = HAL_REO2_RING_HP(ab) - HAL_REO1_RING_HP(ab);
+
+ s = &hal->srng_config[HAL_REO_EXCEPTION];
+ s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_TCL_RING_BASE_LSB(ab);
+ s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_TCL_RING_HP(ab);
+
+ s = &hal->srng_config[HAL_REO_REINJECT];
+ s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_SW2REO_RING_BASE_LSB;
+ s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_SW2REO_RING_HP;
+
+ s = &hal->srng_config[HAL_REO_CMD];
+ s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_CMD_RING_BASE_LSB;
+ s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_CMD_HP;
+
+ s = &hal->srng_config[HAL_REO_STATUS];
+ s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_STATUS_RING_BASE_LSB(ab);
+ s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_STATUS_HP(ab);
+
+ s = &hal->srng_config[HAL_TCL_DATA];
+ s->reg_start[0] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL1_RING_BASE_LSB(ab);
+ s->reg_start[1] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL1_RING_HP;
+ s->reg_size[0] = HAL_TCL2_RING_BASE_LSB(ab) - HAL_TCL1_RING_BASE_LSB(ab);
+ s->reg_size[1] = HAL_TCL2_RING_HP - HAL_TCL1_RING_HP;
+
+ s = &hal->srng_config[HAL_TCL_CMD];
+ s->reg_start[0] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_RING_BASE_LSB(ab);
+ s->reg_start[1] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_RING_HP;
+
+ s = &hal->srng_config[HAL_TCL_STATUS];
+ s->reg_start[0] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_STATUS_RING_BASE_LSB(ab);
+ s->reg_start[1] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_STATUS_RING_HP;
+
+ return 0;
+}
+
int ath11k_hal_srng_init(struct ath11k_base *ab)
{
struct ath11k_hal *hal = &ab->hal;
@@ -1109,7 +1244,9 @@ int ath11k_hal_srng_init(struct ath11k_base *ab)
memset(hal, 0, sizeof(*hal));
- hal->srng_config = hw_srng_config;
+ ret = ath11k_hal_srng_create_config(ab);
+ if (ret)
+ goto err_hal;
ret = ath11k_hal_alloc_cont_rdp(ab);
if (ret)
@@ -1127,12 +1264,17 @@ err_free_cont_rdp:
err_hal:
return ret;
}
+EXPORT_SYMBOL(ath11k_hal_srng_init);
void ath11k_hal_srng_deinit(struct ath11k_base *ab)
{
+ struct ath11k_hal *hal = &ab->hal;
+
ath11k_hal_free_cont_rdp(ab);
ath11k_hal_free_cont_wrp(ab);
+ kfree(hal->srng_config);
}
+EXPORT_SYMBOL(ath11k_hal_srng_deinit);
void ath11k_hal_dump_srng_stats(struct ath11k_base *ab)
{
@@ -1142,10 +1284,10 @@ void ath11k_hal_dump_srng_stats(struct ath11k_base *ab)
int i;
ath11k_err(ab, "Last interrupt received for each CE:\n");
- for (i = 0; i < CE_COUNT; i++) {
+ for (i = 0; i < ab->hw_params.ce_count; i++) {
ce_pipe = &ab->ce.ce_pipe[i];
- if (ath11k_ce_get_attr_flags(i) & CE_ATTR_DIS_INTR)
+ if (ath11k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR)
continue;
ath11k_err(ab, "CE_id %d pipe_num %d %ums before\n",