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path: root/drivers/net/wireless/ath/ath11k/mhi.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath11k/mhi.c')
-rw-r--r--drivers/net/wireless/ath/ath11k/mhi.c125
1 files changed, 117 insertions, 8 deletions
diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c
index 09858e516903..27b394d115e2 100644
--- a/drivers/net/wireless/ath/ath11k/mhi.c
+++ b/drivers/net/wireless/ath/ath11k/mhi.c
@@ -7,10 +7,11 @@
#include "core.h"
#include "debug.h"
#include "mhi.h"
+#include "pci.h"
#define MHI_TIMEOUT_DEFAULT_MS 90000
-static struct mhi_channel_config ath11k_mhi_channels[] = {
+static struct mhi_channel_config ath11k_mhi_channels_qca6390[] = {
{
.num = 0,
.name = "LOOPBACK",
@@ -69,7 +70,7 @@ static struct mhi_channel_config ath11k_mhi_channels[] = {
},
};
-static struct mhi_event_config ath11k_mhi_events[] = {
+static struct mhi_event_config ath11k_mhi_events_qca6390[] = {
{
.num_elements = 32,
.irq_moderation_ms = 0,
@@ -92,15 +93,108 @@ static struct mhi_event_config ath11k_mhi_events[] = {
},
};
-static struct mhi_controller_config ath11k_mhi_config = {
+static struct mhi_controller_config ath11k_mhi_config_qca6390 = {
.max_channels = 128,
.timeout_ms = 2000,
.use_bounce_buf = false,
.buf_len = 0,
- .num_channels = ARRAY_SIZE(ath11k_mhi_channels),
- .ch_cfg = ath11k_mhi_channels,
- .num_events = ARRAY_SIZE(ath11k_mhi_events),
- .event_cfg = ath11k_mhi_events,
+ .num_channels = ARRAY_SIZE(ath11k_mhi_channels_qca6390),
+ .ch_cfg = ath11k_mhi_channels_qca6390,
+ .num_events = ARRAY_SIZE(ath11k_mhi_events_qca6390),
+ .event_cfg = ath11k_mhi_events_qca6390,
+};
+
+static struct mhi_channel_config ath11k_mhi_channels_qcn9074[] = {
+ {
+ .num = 0,
+ .name = "LOOPBACK",
+ .num_elements = 32,
+ .event_ring = 1,
+ .dir = DMA_TO_DEVICE,
+ .ee_mask = 0x14,
+ .pollcfg = 0,
+ .doorbell = MHI_DB_BRST_DISABLE,
+ .lpm_notify = false,
+ .offload_channel = false,
+ .doorbell_mode_switch = false,
+ .auto_queue = false,
+ },
+ {
+ .num = 1,
+ .name = "LOOPBACK",
+ .num_elements = 32,
+ .event_ring = 1,
+ .dir = DMA_FROM_DEVICE,
+ .ee_mask = 0x14,
+ .pollcfg = 0,
+ .doorbell = MHI_DB_BRST_DISABLE,
+ .lpm_notify = false,
+ .offload_channel = false,
+ .doorbell_mode_switch = false,
+ .auto_queue = false,
+ },
+ {
+ .num = 20,
+ .name = "IPCR",
+ .num_elements = 32,
+ .event_ring = 1,
+ .dir = DMA_TO_DEVICE,
+ .ee_mask = 0x14,
+ .pollcfg = 0,
+ .doorbell = MHI_DB_BRST_DISABLE,
+ .lpm_notify = false,
+ .offload_channel = false,
+ .doorbell_mode_switch = false,
+ .auto_queue = false,
+ },
+ {
+ .num = 21,
+ .name = "IPCR",
+ .num_elements = 32,
+ .event_ring = 1,
+ .dir = DMA_FROM_DEVICE,
+ .ee_mask = 0x14,
+ .pollcfg = 0,
+ .doorbell = MHI_DB_BRST_DISABLE,
+ .lpm_notify = false,
+ .offload_channel = false,
+ .doorbell_mode_switch = false,
+ .auto_queue = true,
+ },
+};
+
+static struct mhi_event_config ath11k_mhi_events_qcn9074[] = {
+ {
+ .num_elements = 32,
+ .irq_moderation_ms = 0,
+ .irq = 1,
+ .data_type = MHI_ER_CTRL,
+ .mode = MHI_DB_BRST_DISABLE,
+ .hardware_event = false,
+ .client_managed = false,
+ .offload_channel = false,
+ },
+ {
+ .num_elements = 256,
+ .irq_moderation_ms = 1,
+ .irq = 2,
+ .mode = MHI_DB_BRST_DISABLE,
+ .priority = 1,
+ .hardware_event = false,
+ .client_managed = false,
+ .offload_channel = false,
+ },
+};
+
+static struct mhi_controller_config ath11k_mhi_config_qcn9074 = {
+ .max_channels = 30,
+ .timeout_ms = 10000,
+ .use_bounce_buf = false,
+ .buf_len = 0,
+ .num_channels = ARRAY_SIZE(ath11k_mhi_channels_qcn9074),
+ .ch_cfg = ath11k_mhi_channels_qcn9074,
+ .num_events = ARRAY_SIZE(ath11k_mhi_events_qcn9074),
+ .event_cfg = ath11k_mhi_events_qcn9074,
};
void ath11k_mhi_set_mhictrl_reset(struct ath11k_base *ab)
@@ -221,6 +315,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci)
{
struct ath11k_base *ab = ab_pci->ab;
struct mhi_controller *mhi_ctrl;
+ struct mhi_controller_config *ath11k_mhi_config;
int ret;
mhi_ctrl = mhi_alloc_controller();
@@ -254,7 +349,21 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci)
mhi_ctrl->read_reg = ath11k_mhi_op_read_reg;
mhi_ctrl->write_reg = ath11k_mhi_op_write_reg;
- ret = mhi_register_controller(mhi_ctrl, &ath11k_mhi_config);
+ switch (ab->hw_rev) {
+ case ATH11K_HW_QCN9074_HW10:
+ ath11k_mhi_config = &ath11k_mhi_config_qcn9074;
+ break;
+ case ATH11K_HW_QCA6390_HW20:
+ ath11k_mhi_config = &ath11k_mhi_config_qca6390;
+ break;
+ default:
+ ath11k_err(ab, "failed assign mhi_config for unknown hw rev %d\n",
+ ab->hw_rev);
+ mhi_free_controller(mhi_ctrl);
+ return -EINVAL;
+ }
+
+ ret = mhi_register_controller(mhi_ctrl, ath11k_mhi_config);
if (ret) {
ath11k_err(ab, "failed to register to mhi bus, err = %d\n", ret);
mhi_free_controller(mhi_ctrl);