2017-06-28 04:48:41

by Govind Singh

[permalink] [raw]
Subject: [PATCH 2/2] ath10k: Add copy engine register MAP for wcn3990 target

Copy engine is a host to target communication interface
between wlan firmware and wlan wcn3990 platform driver. Add copy
engine register map for wcn3990 wlan module. This add support
for the copy engine source/destination ring configuration for
wcn3990 chipset.

Signed-off-by: Govind Singh <[email protected]>
---
drivers/net/wireless/ath/ath10k/core.c | 5 ++
drivers/net/wireless/ath/ath10k/hw.c | 150 +++++++++++++++++++++++++++++++++
drivers/net/wireless/ath/ath10k/hw.h | 9 ++
drivers/net/wireless/ath/ath10k/pci.c | 4 +
4 files changed, 168 insertions(+)

diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index 38dbdd5..b55196c 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -2474,6 +2474,11 @@ struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev,
ar->hw_ce_regs = &qcax_ce_regs;
ar->hw_values = &qca4019_values;
break;
+ case ATH10K_HW_WCN3990:
+ ar->regs = &wcn3990_regs;
+ ar->hw_ce_regs = &wcn3990_ce_regs;
+ ar->hw_values = &wcn3990_values;
+ break;
default:
ath10k_err(ar, "unsupported core hardware revision %d\n",
hw_rev);
diff --git a/drivers/net/wireless/ath/ath10k/hw.c b/drivers/net/wireless/ath/ath10k/hw.c
index afb0c01..a860691 100644
--- a/drivers/net/wireless/ath/ath10k/hw.c
+++ b/drivers/net/wireless/ath/ath10k/hw.c
@@ -192,6 +192,156 @@
.ce_desc_meta_data_lsb = 4,
};

+const struct ath10k_hw_regs wcn3990_regs = {
+ .rtc_soc_base_address = 0x00000000,
+ .rtc_wmac_base_address = 0x00000000,
+ .soc_core_base_address = 0x00000000,
+ .ce_wrapper_base_address = 0x0024C000,
+ .ce0_base_address = 0x00240000,
+ .ce1_base_address = 0x00241000,
+ .ce2_base_address = 0x00242000,
+ .ce3_base_address = 0x00243000,
+ .ce4_base_address = 0x00244000,
+ .ce5_base_address = 0x00245000,
+ .ce6_base_address = 0x00246000,
+ .ce7_base_address = 0x00247000,
+ .ce8_base_address = 0x00248000,
+ .ce9_base_address = 0x00249000,
+ .ce10_base_address = 0x0024A000,
+ .ce11_base_address = 0x0024B000,
+ .soc_chip_id_address = 0x000000f0,
+ .soc_reset_control_si0_rst_mask = 0x00000001,
+ .soc_reset_control_ce_rst_mask = 0x00000100,
+ .ce_wrap_intr_sum_host_msi_lsb = 0x0000000c,
+ .ce_wrap_intr_sum_host_msi_mask = 0x00fff000,
+ .pcie_intr_fw_mask = 0x00100000,
+};
+
+static struct ath10k_hw_ce_regs_addr_map wcn3990_src_ring = {
+ .msb = 0x00000010,
+ .lsb = 0x00000010,
+ .mask = GENMASK(17, 17),
+};
+
+static struct ath10k_hw_ce_regs_addr_map wcn3990_dst_ring = {
+ .msb = 0x00000012,
+ .lsb = 0x00000012,
+ .mask = GENMASK(18, 18),
+};
+
+static struct ath10k_hw_ce_regs_addr_map wcn3990_dmax = {
+ .msb = 0x00000000,
+ .lsb = 0x00000000,
+ .mask = GENMASK(15, 0),
+};
+
+static struct ath10k_hw_ce_ctrl1 wcn3990_ctrl1 = {
+ .addr = 0x00000018,
+ .src_ring = &wcn3990_src_ring,
+ .dst_ring = &wcn3990_dst_ring,
+ .dmax = &wcn3990_dmax,
+};
+
+static struct ath10k_hw_ce_regs_addr_map wcn3990_host_ie_cc = {
+ .mask = GENMASK(0, 0),
+};
+
+static struct ath10k_hw_ce_host_ie wcn3990_host_ie = {
+ .copy_complete = &wcn3990_host_ie_cc,
+};
+
+static struct ath10k_hw_ce_host_wm_regs wcn3990_wm_reg = {
+ .dstr_lmask = 0x00000010,
+ .dstr_hmask = 0x00000008,
+ .srcr_lmask = 0x00000004,
+ .srcr_hmask = 0x00000002,
+ .cc_mask = 0x00000001,
+ .wm_mask = 0x0000001E,
+ .addr = 0x00000030,
+};
+
+static struct ath10k_hw_ce_misc_regs wcn3990_misc_reg = {
+ .axi_err = 0x00000100,
+ .dstr_add_err = 0x00000200,
+ .srcr_len_err = 0x00000100,
+ .dstr_mlen_vio = 0x00000080,
+ .dstr_overflow = 0x00000040,
+ .srcr_overflow = 0x00000020,
+ .err_mask = 0x000003E0,
+ .addr = 0x00000038,
+};
+
+static struct ath10k_hw_ce_regs_addr_map wcn3990_src_wm_low = {
+ .msb = 0x00000000,
+ .lsb = 0x00000010,
+ .mask = GENMASK(31, 16),
+};
+
+static struct ath10k_hw_ce_regs_addr_map wcn3990_src_wm_high = {
+ .msb = 0x0000000f,
+ .lsb = 0x00000000,
+ .mask = GENMASK(15, 0),
+};
+
+static struct ath10k_hw_ce_dst_src_wm_regs wcn3990_wm_src_ring = {
+ .addr = 0x0000004c,
+ .low_rst = 0x00000000,
+ .high_rst = 0x00000000,
+ .wm_low = &wcn3990_src_wm_low,
+ .wm_high = &wcn3990_src_wm_high,
+};
+
+static struct ath10k_hw_ce_regs_addr_map wcn3990_dst_wm_low = {
+ .lsb = 0x00000010,
+ .mask = GENMASK(31, 16),
+};
+
+static struct ath10k_hw_ce_regs_addr_map wcn3990_dst_wm_high = {
+ .msb = 0x0000000f,
+ .lsb = 0x00000000,
+ .mask = GENMASK(15, 0),
+};
+
+static struct ath10k_hw_ce_dst_src_wm_regs wcn3990_wm_dst_ring = {
+ .addr = 0x00000050,
+ .low_rst = 0x00000000,
+ .high_rst = 0x00000000,
+ .wm_low = &wcn3990_dst_wm_low,
+ .wm_high = &wcn3990_dst_wm_high,
+};
+
+struct ath10k_hw_ce_regs wcn3990_ce_regs = {
+ .sr_base_addr = 0x00000000,
+ .sr_size_addr = 0x00000008,
+ .dr_base_addr = 0x0000000c,
+ .dr_size_addr = 0x00000014,
+ .misc_ie_addr = 0x00000034,
+ .sr_wr_index_addr = 0x0000003c,
+ .dst_wr_index_addr = 0x00000040,
+ .current_srri_addr = 0x00000044,
+ .current_drri_addr = 0x00000048,
+ .ddr_addr_for_rri_low = 0x00000004,
+ .ddr_addr_for_rri_high = 0x00000008,
+ .ce_rri_low = 0x0024C004,
+ .ce_rri_high = 0x0024C008,
+ .host_ie_addr = 0x0000002c,
+ .ctrl1_regs = &wcn3990_ctrl1,
+ .host_ie = &wcn3990_host_ie,
+ .wm_regs = &wcn3990_wm_reg,
+ .misc_regs = &wcn3990_misc_reg,
+ .wm_srcr = &wcn3990_wm_src_ring,
+ .wm_dstr = &wcn3990_wm_dst_ring,
+};
+
+const struct ath10k_hw_values wcn3990_values = {
+ .rtc_state_val_on = 5,
+ .ce_count = 12,
+ .msi_assign_ce_max = 12,
+ .num_target_ce_config_wlan = 12,
+ .ce_desc_meta_data_mask = 0xFFF0,
+ .ce_desc_meta_data_lsb = 4,
+};
+
static struct ath10k_hw_ce_regs_addr_map qcax_src_ring = {
.msb = 0x00000010,
.lsb = 0x00000010,
diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h
index be3eea4..09159296 100644
--- a/drivers/net/wireless/ath/ath10k/hw.h
+++ b/drivers/net/wireless/ath/ath10k/hw.h
@@ -231,6 +231,7 @@ enum ath10k_hw_rev {
ATH10K_HW_QCA9377,
ATH10K_HW_QCA4019,
ATH10K_HW_QCA9887,
+ ATH10K_HW_WCN3990,
};

struct ath10k_hw_regs {
@@ -247,6 +248,10 @@ struct ath10k_hw_regs {
u32 ce5_base_address;
u32 ce6_base_address;
u32 ce7_base_address;
+ u32 ce8_base_address;
+ u32 ce9_base_address;
+ u32 ce10_base_address;
+ u32 ce11_base_address;
u32 soc_reset_control_si0_rst_mask;
u32 soc_reset_control_ce_rst_mask;
u32 soc_chip_id_address;
@@ -267,6 +272,7 @@ struct ath10k_hw_regs {
extern const struct ath10k_hw_regs qca6174_regs;
extern const struct ath10k_hw_regs qca99x0_regs;
extern const struct ath10k_hw_regs qca4019_regs;
+extern const struct ath10k_hw_regs wcn3990_regs;

struct ath10k_hw_ce_regs_addr_map {
u32 msb;
@@ -362,6 +368,8 @@ struct ath10k_hw_values {
extern const struct ath10k_hw_values qca99x0_values;
extern const struct ath10k_hw_values qca9888_values;
extern const struct ath10k_hw_values qca4019_values;
+extern const struct ath10k_hw_values wcn3990_values;
+extern struct ath10k_hw_ce_regs wcn3990_ce_regs;
extern struct ath10k_hw_ce_regs qcax_ce_regs;

void ath10k_hw_fill_survey_time(struct ath10k *ar, struct survey_info *survey,
@@ -375,6 +383,7 @@ void ath10k_hw_fill_survey_time(struct ath10k *ar, struct survey_info *survey,
#define QCA_REV_9984(ar) ((ar)->hw_rev == ATH10K_HW_QCA9984)
#define QCA_REV_9377(ar) ((ar)->hw_rev == ATH10K_HW_QCA9377)
#define QCA_REV_40XX(ar) ((ar)->hw_rev == ATH10K_HW_QCA4019)
+#define QCA_REV_WCN3990(ar) ((ar)->hw_rev == ATH10K_HW_WCN3990)

/* Known peculiarities:
* - raw appears in nwifi decap, raw and nwifi appear in ethernet decap
diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index abba178..58a0194 100644
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -1596,6 +1596,8 @@ void ath10k_pci_irq_msi_fw_mask(struct ath10k *ar)
* to mask irq/MSI.
*/
break;
+ case ATH10K_HW_WCN3990:
+ break;
}
}

@@ -1622,6 +1624,8 @@ static void ath10k_pci_irq_msi_fw_unmask(struct ath10k *ar)
* to unmask irq/MSI.
*/
break;
+ case ATH10K_HW_WCN3990:
+ break;
}
}

--
1.9.1