Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-testing
diff --git a/drivers/net/wireless/wl12xx/Kconfig b/drivers/net/wireless/wl12xx/Kconfig
index 692ebff..35ce7b0 100644
--- a/drivers/net/wireless/wl12xx/Kconfig
+++ b/drivers/net/wireless/wl12xx/Kconfig
@@ -3,7 +3,7 @@
depends on MAC80211 && EXPERIMENTAL
---help---
This will enable TI wl12xx driver support for the following chips:
- wl1271 and wl1273.
+ wl1271, wl1273, wl1281 and wl1283.
The drivers make use of the mac80211 stack.
config WL12XX
diff --git a/drivers/net/wireless/wl12xx/acx.c b/drivers/net/wireless/wl12xx/acx.c
index a3db755..b277947 100644
--- a/drivers/net/wireless/wl12xx/acx.c
+++ b/drivers/net/wireless/wl12xx/acx.c
@@ -965,10 +965,13 @@
}
/* memory config */
- mem_conf->num_stations = wl->conf.mem.num_stations;
- mem_conf->rx_mem_block_num = wl->conf.mem.rx_block_num;
- mem_conf->tx_min_mem_block_num = wl->conf.mem.tx_min_block_num;
- mem_conf->num_ssid_profiles = wl->conf.mem.ssid_profiles;
+ /* FIXME: for now we always use mem_wl127x for AP, because it
+ * doesn't support dynamic memory and we don't have the
+ * optimal values for wl128x without dynamic memory yet */
+ mem_conf->num_stations = wl->conf.mem_wl127x.num_stations;
+ mem_conf->rx_mem_block_num = wl->conf.mem_wl127x.rx_block_num;
+ mem_conf->tx_min_mem_block_num = wl->conf.mem_wl127x.tx_min_block_num;
+ mem_conf->num_ssid_profiles = wl->conf.mem_wl127x.ssid_profiles;
mem_conf->total_tx_descriptors = cpu_to_le32(ACX_TX_DESCRIPTORS);
ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf,
@@ -986,6 +989,7 @@
int wl1271_acx_sta_mem_cfg(struct wl1271 *wl)
{
struct wl1271_acx_sta_config_memory *mem_conf;
+ struct conf_memory_settings *mem;
int ret;
wl1271_debug(DEBUG_ACX, "wl1271 mem cfg");
@@ -996,16 +1000,21 @@
goto out;
}
+ if (wl->chip.id == CHIP_ID_1283_PG20)
+ mem = &wl->conf.mem_wl128x;
+ else
+ mem = &wl->conf.mem_wl127x;
+
/* memory config */
- mem_conf->num_stations = wl->conf.mem.num_stations;
- mem_conf->rx_mem_block_num = wl->conf.mem.rx_block_num;
- mem_conf->tx_min_mem_block_num = wl->conf.mem.tx_min_block_num;
- mem_conf->num_ssid_profiles = wl->conf.mem.ssid_profiles;
+ mem_conf->num_stations = mem->num_stations;
+ mem_conf->rx_mem_block_num = mem->rx_block_num;
+ mem_conf->tx_min_mem_block_num = mem->tx_min_block_num;
+ mem_conf->num_ssid_profiles = mem->ssid_profiles;
mem_conf->total_tx_descriptors = cpu_to_le32(ACX_TX_DESCRIPTORS);
- mem_conf->dyn_mem_enable = wl->conf.mem.dynamic_memory;
- mem_conf->tx_free_req = wl->conf.mem.min_req_tx_blocks;
- mem_conf->rx_free_req = wl->conf.mem.min_req_rx_blocks;
- mem_conf->tx_min = wl->conf.mem.tx_min;
+ mem_conf->dyn_mem_enable = mem->dynamic_memory;
+ mem_conf->tx_free_req = mem->min_req_tx_blocks;
+ mem_conf->rx_free_req = mem->min_req_rx_blocks;
+ mem_conf->tx_min = mem->tx_min;
ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf,
sizeof(*mem_conf));
@@ -1019,6 +1028,32 @@
return ret;
}
+int wl1271_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap)
+{
+ struct wl1271_acx_host_config_bitmap *bitmap_conf;
+ int ret;
+
+ bitmap_conf = kzalloc(sizeof(*bitmap_conf), GFP_KERNEL);
+ if (!bitmap_conf) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ bitmap_conf->host_cfg_bitmap = cpu_to_le32(host_cfg_bitmap);
+
+ ret = wl1271_cmd_configure(wl, ACX_HOST_IF_CFG_BITMAP,
+ bitmap_conf, sizeof(*bitmap_conf));
+ if (ret < 0) {
+ wl1271_warning("wl1271 bitmap config opt failed: %d", ret);
+ goto out;
+ }
+
+out:
+ kfree(bitmap_conf);
+
+ return ret;
+}
+
int wl1271_acx_init_mem_config(struct wl1271 *wl)
{
int ret;
diff --git a/drivers/net/wireless/wl12xx/acx.h b/drivers/net/wireless/wl12xx/acx.h
index dd19b01..0a40cae 100644
--- a/drivers/net/wireless/wl12xx/acx.h
+++ b/drivers/net/wireless/wl12xx/acx.h
@@ -939,6 +939,16 @@
u8 padding;
} __packed;
+#define HOST_IF_CFG_RX_FIFO_ENABLE BIT(0)
+#define HOST_IF_CFG_TX_EXTRA_BLKS_SWAP BIT(1)
+#define HOST_IF_CFG_TX_PAD_TO_SDIO_BLK BIT(3)
+
+struct wl1271_acx_host_config_bitmap {
+ struct acx_header header;
+
+ __le32 host_cfg_bitmap;
+} __packed;
+
enum {
WL1271_ACX_TRIG_TYPE_LEVEL = 0,
WL1271_ACX_TRIG_TYPE_EDGE,
@@ -1275,6 +1285,7 @@
int wl1271_acx_ap_mem_cfg(struct wl1271 *wl);
int wl1271_acx_sta_mem_cfg(struct wl1271 *wl);
int wl1271_acx_init_mem_config(struct wl1271 *wl);
+int wl1271_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap);
int wl1271_acx_init_rx_interrupt(struct wl1271 *wl);
int wl1271_acx_smart_reflex(struct wl1271 *wl);
int wl1271_acx_bet_enable(struct wl1271 *wl, bool enable);
diff --git a/drivers/net/wireless/wl12xx/boot.c b/drivers/net/wireless/wl12xx/boot.c
index 6934dff..2b0cf85 100644
--- a/drivers/net/wireless/wl12xx/boot.c
+++ b/drivers/net/wireless/wl12xx/boot.c
@@ -22,6 +22,7 @@
*/
#include <linux/slab.h>
+#include <linux/wl12xx.h>
#include "acx.h"
#include "reg.h"
@@ -243,33 +244,57 @@
if (wl->nvs == NULL)
return -ENODEV;
- /*
- * FIXME: the LEGACY NVS image support (NVS's missing the 5GHz band
- * configurations) can be removed when those NVS files stop floating
- * around.
- */
- if (wl->nvs_len == sizeof(struct wl1271_nvs_file) ||
- wl->nvs_len == WL1271_INI_LEGACY_NVS_FILE_SIZE) {
- /* for now 11a is unsupported in AP mode */
- if (wl->bss_type != BSS_TYPE_AP_BSS &&
- wl->nvs->general_params.dual_mode_select)
- wl->enable_11a = true;
- }
+ if (wl->chip.id == CHIP_ID_1283_PG20) {
+ struct wl128x_nvs_file *nvs = (struct wl128x_nvs_file *)wl->nvs;
- if (wl->nvs_len != sizeof(struct wl1271_nvs_file) &&
- (wl->nvs_len != WL1271_INI_LEGACY_NVS_FILE_SIZE ||
- wl->enable_11a)) {
- wl1271_error("nvs size is not as expected: %zu != %zu",
- wl->nvs_len, sizeof(struct wl1271_nvs_file));
- kfree(wl->nvs);
- wl->nvs = NULL;
- wl->nvs_len = 0;
- return -EILSEQ;
- }
+ if (wl->nvs_len == sizeof(struct wl128x_nvs_file)) {
+ if (nvs->general_params.dual_mode_select)
+ wl->enable_11a = true;
+ } else {
+ wl1271_error("nvs size is not as expected: %zu != %zu",
+ wl->nvs_len,
+ sizeof(struct wl128x_nvs_file));
+ kfree(wl->nvs);
+ wl->nvs = NULL;
+ wl->nvs_len = 0;
+ return -EILSEQ;
+ }
- /* only the first part of the NVS needs to be uploaded */
- nvs_len = sizeof(wl->nvs->nvs);
- nvs_ptr = (u8 *)wl->nvs->nvs;
+ /* only the first part of the NVS needs to be uploaded */
+ nvs_len = sizeof(nvs->nvs);
+ nvs_ptr = (u8 *)nvs->nvs;
+
+ } else {
+ struct wl1271_nvs_file *nvs =
+ (struct wl1271_nvs_file *)wl->nvs;
+ /*
+ * FIXME: the LEGACY NVS image support (NVS's missing the 5GHz
+ * band configurations) can be removed when those NVS files stop
+ * floating around.
+ */
+ if (wl->nvs_len == sizeof(struct wl1271_nvs_file) ||
+ wl->nvs_len == WL1271_INI_LEGACY_NVS_FILE_SIZE) {
+ /* for now 11a is unsupported in AP mode */
+ if (wl->bss_type != BSS_TYPE_AP_BSS &&
+ nvs->general_params.dual_mode_select)
+ wl->enable_11a = true;
+ }
+
+ if (wl->nvs_len != sizeof(struct wl1271_nvs_file) &&
+ (wl->nvs_len != WL1271_INI_LEGACY_NVS_FILE_SIZE ||
+ wl->enable_11a)) {
+ wl1271_error("nvs size is not as expected: %zu != %zu",
+ wl->nvs_len, sizeof(struct wl1271_nvs_file));
+ kfree(wl->nvs);
+ wl->nvs = NULL;
+ wl->nvs_len = 0;
+ return -EILSEQ;
+ }
+
+ /* only the first part of the NVS needs to be uploaded */
+ nvs_len = sizeof(nvs->nvs);
+ nvs_ptr = (u8 *) nvs->nvs;
+ }
/* update current MAC address to NVS */
nvs_ptr[11] = wl->mac_addr[0];
@@ -319,10 +344,13 @@
/*
* We've reached the first zero length, the first NVS table
* is located at an aligned offset which is at least 7 bytes further.
+ * NOTE: The wl->nvs->nvs element must be first, in order to
+ * simplify the casting, we assume it is at the beginning of
+ * the wl->nvs structure.
*/
- nvs_ptr = (u8 *)wl->nvs->nvs +
- ALIGN(nvs_ptr - (u8 *)wl->nvs->nvs + 7, 4);
- nvs_len -= nvs_ptr - (u8 *)wl->nvs->nvs;
+ nvs_ptr = (u8 *)wl->nvs +
+ ALIGN(nvs_ptr - (u8 *)wl->nvs + 7, 4);
+ nvs_len -= nvs_ptr - (u8 *)wl->nvs;
/* Now we must set the partition correctly */
wl1271_set_partition(wl, &part_table[PART_WORK]);
@@ -454,6 +482,8 @@
if (wl->bss_type == BSS_TYPE_AP_BSS)
wl->event_mask |= STA_REMOVE_COMPLETE_EVENT_ID;
+ else
+ wl->event_mask |= DUMMY_PACKET_EVENT_ID;
ret = wl1271_event_unmask(wl);
if (ret < 0) {
@@ -493,24 +523,159 @@
wl->quirks |= WL12XX_QUIRK_END_OF_TRANSACTION;
}
-/* uploads NVS and firmware */
-int wl1271_load_firmware(struct wl1271 *wl)
+static int wl128x_switch_tcxo_to_fref(struct wl1271 *wl)
{
- int ret = 0;
- u32 tmp, clk, pause;
+ u16 spare_reg;
+
+ /* Mask bits [2] & [8:4] in the sys_clk_cfg register */
+ spare_reg = wl1271_top_reg_read(wl, WL_SPARE_REG);
+ if (spare_reg == 0xFFFF)
+ return -EFAULT;
+ spare_reg |= (BIT(3) | BIT(5) | BIT(6));
+ wl1271_top_reg_write(wl, WL_SPARE_REG, spare_reg);
+
+ /* Enable FREF_CLK_REQ & mux MCS and coex PLLs to FREF */
+ wl1271_top_reg_write(wl, SYS_CLK_CFG_REG,
+ WL_CLK_REQ_TYPE_PG2 | MCS_PLL_CLK_SEL_FREF);
+
+ /* Delay execution for 15msec, to let the HW settle */
+ mdelay(15);
+
+ return 0;
+}
+
+static bool wl128x_is_tcxo_valid(struct wl1271 *wl)
+{
+ u16 tcxo_detection;
+
+ tcxo_detection = wl1271_top_reg_read(wl, TCXO_CLK_DETECT_REG);
+ if (tcxo_detection & TCXO_DET_FAILED)
+ return false;
+
+ return true;
+}
+
+static bool wl128x_is_fref_valid(struct wl1271 *wl)
+{
+ u16 fref_detection;
+
+ fref_detection = wl1271_top_reg_read(wl, FREF_CLK_DETECT_REG);
+ if (fref_detection & FREF_CLK_DETECT_FAIL)
+ return false;
+
+ return true;
+}
+
+static int wl128x_manually_configure_mcs_pll(struct wl1271 *wl)
+{
+ wl1271_top_reg_write(wl, MCS_PLL_M_REG, MCS_PLL_M_REG_VAL);
+ wl1271_top_reg_write(wl, MCS_PLL_N_REG, MCS_PLL_N_REG_VAL);
+ wl1271_top_reg_write(wl, MCS_PLL_CONFIG_REG, MCS_PLL_CONFIG_REG_VAL);
+
+ return 0;
+}
+
+static int wl128x_configure_mcs_pll(struct wl1271 *wl, int clk)
+{
+ u16 spare_reg;
+ u16 pll_config;
+ u8 input_freq;
+
+ /* Mask bits [3:1] in the sys_clk_cfg register */
+ spare_reg = wl1271_top_reg_read(wl, WL_SPARE_REG);
+ if (spare_reg == 0xFFFF)
+ return -EFAULT;
+ spare_reg |= BIT(2);
+ wl1271_top_reg_write(wl, WL_SPARE_REG, spare_reg);
+
+ /* Handle special cases of the TCXO clock */
+ if (wl->tcxo_clock == WL12XX_TCXOCLOCK_16_8 ||
+ wl->tcxo_clock == WL12XX_TCXOCLOCK_33_6)
+ return wl128x_manually_configure_mcs_pll(wl);
+
+ /* Set the input frequency according to the selected clock source */
+ input_freq = (clk & 1) + 1;
+
+ pll_config = wl1271_top_reg_read(wl, MCS_PLL_CONFIG_REG);
+ if (pll_config == 0xFFFF)
+ return -EFAULT;
+ pll_config |= (input_freq << MCS_SEL_IN_FREQ_SHIFT);
+ pll_config |= MCS_PLL_ENABLE_HP;
+ wl1271_top_reg_write(wl, MCS_PLL_CONFIG_REG, pll_config);
+
+ return 0;
+}
+
+/*
+ * WL128x has two clocks input - TCXO and FREF.
+ * TCXO is the main clock of the device, while FREF is used to sync
+ * between the GPS and the cellular modem.
+ * In cases where TCXO is 32.736MHz or 16.368MHz, the FREF will be used
+ * as the WLAN/BT main clock.
+ */
+static int wl128x_boot_clk(struct wl1271 *wl, int *selected_clock)
+{
+ u16 sys_clk_cfg;
+
+ /* For XTAL-only modes, FREF will be used after switching from TCXO */
+ if (wl->ref_clock == WL12XX_REFCLOCK_26_XTAL ||
+ wl->ref_clock == WL12XX_REFCLOCK_38_XTAL) {
+ if (!wl128x_switch_tcxo_to_fref(wl))
+ return -EINVAL;
+ goto fref_clk;
+ }
+
+ /* Query the HW, to determine which clock source we should use */
+ sys_clk_cfg = wl1271_top_reg_read(wl, SYS_CLK_CFG_REG);
+ if (sys_clk_cfg == 0xFFFF)
+ return -EINVAL;
+ if (sys_clk_cfg & PRCM_CM_EN_MUX_WLAN_FREF)
+ goto fref_clk;
+
+ /* If TCXO is either 32.736MHz or 16.368MHz, switch to FREF */
+ if (wl->tcxo_clock == WL12XX_TCXOCLOCK_16_368 ||
+ wl->tcxo_clock == WL12XX_TCXOCLOCK_32_736) {
+ if (!wl128x_switch_tcxo_to_fref(wl))
+ return -EINVAL;
+ goto fref_clk;
+ }
+
+ /* TCXO clock is selected */
+ if (!wl128x_is_tcxo_valid(wl))
+ return -EINVAL;
+ *selected_clock = wl->tcxo_clock;
+ goto config_mcs_pll;
+
+fref_clk:
+ /* FREF clock is selected */
+ if (!wl128x_is_fref_valid(wl))
+ return -EINVAL;
+ *selected_clock = wl->ref_clock;
+
+config_mcs_pll:
+ return wl128x_configure_mcs_pll(wl, *selected_clock);
+}
+
+static int wl127x_boot_clk(struct wl1271 *wl)
+{
+ u32 pause;
+ u32 clk;
wl1271_boot_hw_version(wl);
- if (wl->ref_clock == 0 || wl->ref_clock == 2 || wl->ref_clock == 4)
+ if (wl->ref_clock == CONF_REF_CLK_19_2_E ||
+ wl->ref_clock == CONF_REF_CLK_38_4_E ||
+ wl->ref_clock == CONF_REF_CLK_38_4_M_XTAL)
/* ref clk: 19.2/38.4/38.4-XTAL */
clk = 0x3;
- else if (wl->ref_clock == 1 || wl->ref_clock == 3)
+ else if (wl->ref_clock == CONF_REF_CLK_26_E ||
+ wl->ref_clock == CONF_REF_CLK_52_E)
/* ref clk: 26/52 */
clk = 0x5;
else
return -EINVAL;
- if (wl->ref_clock != 0) {
+ if (wl->ref_clock != CONF_REF_CLK_19_2_E) {
u16 val;
/* Set clock type (open drain) */
val = wl1271_top_reg_read(wl, OCP_REG_CLK_TYPE);
@@ -540,6 +705,26 @@
pause |= WU_COUNTER_PAUSE_VAL;
wl1271_write32(wl, WU_COUNTER_PAUSE, pause);
+ return 0;
+}
+
+/* uploads NVS and firmware */
+int wl1271_load_firmware(struct wl1271 *wl)
+{
+ int ret = 0;
+ u32 tmp, clk;
+ int selected_clock = -1;
+
+ if (wl->chip.id == CHIP_ID_1283_PG20) {
+ ret = wl128x_boot_clk(wl, &selected_clock);
+ if (ret < 0)
+ goto out;
+ } else {
+ ret = wl127x_boot_clk(wl);
+ if (ret < 0)
+ goto out;
+ }
+
/* Continue the ELP wake up sequence */
wl1271_write32(wl, WELP_ARM_COMMAND, WELP_ARM_COMMAND_VAL);
udelay(500);
@@ -555,7 +740,12 @@
wl1271_debug(DEBUG_BOOT, "clk2 0x%x", clk);
- clk |= (wl->ref_clock << 1) << 4;
+ if (wl->chip.id == CHIP_ID_1283_PG20) {
+ clk |= ((selected_clock & 0x3) << 1) << 4;
+ } else {
+ clk |= (wl->ref_clock << 1) << 4;
+ }
+
wl1271_write32(wl, DRPW_SCRATCH_START, clk);
wl1271_set_partition(wl, &part_table[PART_WORK]);
@@ -585,16 +775,12 @@
/* 6. read the EEPROM parameters */
tmp = wl1271_read32(wl, SCR_PAD2);
- ret = wl1271_boot_write_irq_polarity(wl);
- if (ret < 0)
- goto out;
-
- wl1271_write32(wl, ACX_REG_INTERRUPT_MASK,
- WL1271_ACX_ALL_EVENTS_VECTOR);
-
/* WL1271: The reference driver skips steps 7 to 10 (jumps directly
* to upload_fw) */
+ if (wl->chip.id == CHIP_ID_1283_PG20)
+ wl1271_top_reg_write(wl, SDIO_IO_DS, wl->conf.hci_io_ds);
+
ret = wl1271_boot_upload_firmware(wl);
if (ret < 0)
goto out;
@@ -618,6 +804,13 @@
if (ret < 0)
goto out;
+ ret = wl1271_boot_write_irq_polarity(wl);
+ if (ret < 0)
+ goto out;
+
+ wl1271_write32(wl, ACX_REG_INTERRUPT_MASK,
+ WL1271_ACX_ALL_EVENTS_VECTOR);
+
/* Enable firmware interrupts now */
wl1271_boot_enable_interrupts(wl);
diff --git a/drivers/net/wireless/wl12xx/boot.h b/drivers/net/wireless/wl12xx/boot.h
index 17229b8..e8f8255 100644
--- a/drivers/net/wireless/wl12xx/boot.h
+++ b/drivers/net/wireless/wl12xx/boot.h
@@ -74,4 +74,56 @@
#define FREF_CLK_POLARITY_BITS 0xfffff8ff
#define CLK_REQ_OUTN_SEL 0x700
+/* PLL configuration algorithm for wl128x */
+#define SYS_CLK_CFG_REG 0x2200
+/* Bit[0] - 0-TCXO, 1-FREF */
+#define MCS_PLL_CLK_SEL_FREF BIT(0)
+/* Bit[3:2] - 01-TCXO, 10-FREF */
+#define WL_CLK_REQ_TYPE_FREF BIT(3)
+#define WL_CLK_REQ_TYPE_PG2 (BIT(3) | BIT(2))
+/* Bit[4] - 0-TCXO, 1-FREF */
+#define PRCM_CM_EN_MUX_WLAN_FREF BIT(4)
+
+#define TCXO_ILOAD_INT_REG 0x2264
+#define TCXO_CLK_DETECT_REG 0x2266
+
+#define TCXO_DET_FAILED BIT(4)
+
+#define FREF_ILOAD_INT_REG 0x2084
+#define FREF_CLK_DETECT_REG 0x2086
+#define FREF_CLK_DETECT_FAIL BIT(4)
+
+/* Use this reg for masking during driver access */
+#define WL_SPARE_REG 0x2320
+#define WL_SPARE_VAL BIT(2)
+/* Bit[6:5:3] - mask wl write SYS_CLK_CFG[8:5:2:4] */
+#define WL_SPARE_MASK_8526 (BIT(6) | BIT(5) | BIT(3))
+
+#define PLL_LOCK_COUNTERS_REG 0xD8C
+#define PLL_LOCK_COUNTERS_COEX 0x0F
+#define PLL_LOCK_COUNTERS_MCS 0xF0
+#define MCS_PLL_OVERRIDE_REG 0xD90
+#define MCS_PLL_CONFIG_REG 0xD92
+#define MCS_SEL_IN_FREQ_MASK 0x0070
+#define MCS_SEL_IN_FREQ_SHIFT 4
+#define MCS_PLL_CONFIG_REG_VAL 0x73
+#define MCS_PLL_ENABLE_HP (BIT(0) | BIT(1))
+
+#define MCS_PLL_M_REG 0xD94
+#define MCS_PLL_N_REG 0xD96
+#define MCS_PLL_M_REG_VAL 0xC8
+#define MCS_PLL_N_REG_VAL 0x07
+
+#define SDIO_IO_DS 0xd14
+
+/* SDIO/wSPI DS configuration values */
+enum {
+ HCI_IO_DS_8MA = 0,
+ HCI_IO_DS_4MA = 1, /* default */
+ HCI_IO_DS_6MA = 2,
+ HCI_IO_DS_2MA = 3,
+};
+
+/* end PLL configuration algorithm for wl128x */
+
#endif
diff --git a/drivers/net/wireless/wl12xx/cmd.c b/drivers/net/wireless/wl12xx/cmd.c
index 9632433..9bc4518 100644
--- a/drivers/net/wireless/wl12xx/cmd.c
+++ b/drivers/net/wireless/wl12xx/cmd.c
@@ -110,7 +110,47 @@
int wl1271_cmd_general_parms(struct wl1271 *wl)
{
struct wl1271_general_parms_cmd *gen_parms;
- struct wl1271_ini_general_params *gp = &wl->nvs->general_params;
+ struct wl1271_ini_general_params *gp =
+ &((struct wl1271_nvs_file *)wl->nvs)->general_params;
+ bool answer = false;
+ int ret;
+
+ if (!wl->nvs)
+ return -ENODEV;
+
+ gen_parms = kzalloc(sizeof(*gen_parms), GFP_KERNEL);
+ if (!gen_parms)
+ return -ENOMEM;
+
+ gen_parms->test.id = TEST_CMD_INI_FILE_GENERAL_PARAM;
+
+ memcpy(&gen_parms->general_params, gp, sizeof(*gp));
+
+ if (gp->tx_bip_fem_auto_detect)
+ answer = true;
+
+ ret = wl1271_cmd_test(wl, gen_parms, sizeof(*gen_parms), answer);
+ if (ret < 0) {
+ wl1271_warning("CMD_INI_FILE_GENERAL_PARAM failed");
+ goto out;
+ }
+
+ gp->tx_bip_fem_manufacturer =
+ gen_parms->general_params.tx_bip_fem_manufacturer;
+
+ wl1271_debug(DEBUG_CMD, "FEM autodetect: %s, manufacturer: %d\n",
+ answer ? "auto" : "manual", gp->tx_bip_fem_manufacturer);
+
+out:
+ kfree(gen_parms);
+ return ret;
+}
+
+int wl128x_cmd_general_parms(struct wl1271 *wl)
+{
+ struct wl128x_general_parms_cmd *gen_parms;
+ struct wl128x_ini_general_params *gp =
+ &((struct wl128x_nvs_file *)wl->nvs)->general_params;
bool answer = false;
int ret;
@@ -147,8 +187,9 @@
int wl1271_cmd_radio_parms(struct wl1271 *wl)
{
+ struct wl1271_nvs_file *nvs = (struct wl1271_nvs_file *)wl->nvs;
struct wl1271_radio_parms_cmd *radio_parms;
- struct wl1271_ini_general_params *gp = &wl->nvs->general_params;
+ struct wl1271_ini_general_params *gp = &nvs->general_params;
int ret;
if (!wl->nvs)
@@ -161,18 +202,18 @@
radio_parms->test.id = TEST_CMD_INI_FILE_RADIO_PARAM;
/* 2.4GHz parameters */
- memcpy(&radio_parms->static_params_2, &wl->nvs->stat_radio_params_2,
+ memcpy(&radio_parms->static_params_2, &nvs->stat_radio_params_2,
sizeof(struct wl1271_ini_band_params_2));
memcpy(&radio_parms->dyn_params_2,
- &wl->nvs->dyn_radio_params_2[gp->tx_bip_fem_manufacturer].params,
+ &nvs->dyn_radio_params_2[gp->tx_bip_fem_manufacturer].params,
sizeof(struct wl1271_ini_fem_params_2));
/* 5GHz parameters */
memcpy(&radio_parms->static_params_5,
- &wl->nvs->stat_radio_params_5,
+ &nvs->stat_radio_params_5,
sizeof(struct wl1271_ini_band_params_5));
memcpy(&radio_parms->dyn_params_5,
- &wl->nvs->dyn_radio_params_5[gp->tx_bip_fem_manufacturer].params,
+ &nvs->dyn_radio_params_5[gp->tx_bip_fem_manufacturer].params,
sizeof(struct wl1271_ini_fem_params_5));
wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_RADIO_PARAM: ",
@@ -186,6 +227,50 @@
return ret;
}
+int wl128x_cmd_radio_parms(struct wl1271 *wl)
+{
+ struct wl128x_nvs_file *nvs = (struct wl128x_nvs_file *)wl->nvs;
+ struct wl128x_radio_parms_cmd *radio_parms;
+ struct wl128x_ini_general_params *gp = &nvs->general_params;
+ int ret;
+
+ if (!wl->nvs)
+ return -ENODEV;
+
+ radio_parms = kzalloc(sizeof(*radio_parms), GFP_KERNEL);
+ if (!radio_parms)
+ return -ENOMEM;
+
+ radio_parms->test.id = TEST_CMD_INI_FILE_RADIO_PARAM;
+
+ /* 2.4GHz parameters */
+ memcpy(&radio_parms->static_params_2, &nvs->stat_radio_params_2,
+ sizeof(struct wl128x_ini_band_params_2));
+ memcpy(&radio_parms->dyn_params_2,
+ &nvs->dyn_radio_params_2[gp->tx_bip_fem_manufacturer].params,
+ sizeof(struct wl128x_ini_fem_params_2));
+
+ /* 5GHz parameters */
+ memcpy(&radio_parms->static_params_5,
+ &nvs->stat_radio_params_5,
+ sizeof(struct wl128x_ini_band_params_5));
+ memcpy(&radio_parms->dyn_params_5,
+ &nvs->dyn_radio_params_5[gp->tx_bip_fem_manufacturer].params,
+ sizeof(struct wl128x_ini_fem_params_5));
+
+ radio_parms->fem_vendor_and_options = nvs->fem_vendor_and_options;
+
+ wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_RADIO_PARAM: ",
+ radio_parms, sizeof(*radio_parms));
+
+ ret = wl1271_cmd_test(wl, radio_parms, sizeof(*radio_parms), 0);
+ if (ret < 0)
+ wl1271_warning("CMD_INI_FILE_RADIO_PARAM failed");
+
+ kfree(radio_parms);
+ return ret;
+}
+
int wl1271_cmd_ext_radio_parms(struct wl1271 *wl)
{
struct wl1271_ext_radio_parms_cmd *ext_radio_parms;
diff --git a/drivers/net/wireless/wl12xx/cmd.h b/drivers/net/wireless/wl12xx/cmd.h
index 54c12e7..5cac95d 100644
--- a/drivers/net/wireless/wl12xx/cmd.h
+++ b/drivers/net/wireless/wl12xx/cmd.h
@@ -32,7 +32,9 @@
int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len,
size_t res_len);
int wl1271_cmd_general_parms(struct wl1271 *wl);
+int wl128x_cmd_general_parms(struct wl1271 *wl);
int wl1271_cmd_radio_parms(struct wl1271 *wl);
+int wl128x_cmd_radio_parms(struct wl1271 *wl);
int wl1271_cmd_ext_radio_parms(struct wl1271 *wl);
int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type);
int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer);
@@ -415,6 +417,21 @@
u8 padding[3];
} __packed;
+struct wl128x_general_parms_cmd {
+ struct wl1271_cmd_header header;
+
+ struct wl1271_cmd_test_header test;
+
+ struct wl128x_ini_general_params general_params;
+
+ u8 sr_debug_table[WL1271_INI_MAX_SMART_REFLEX_PARAM];
+ u8 sr_sen_n_p;
+ u8 sr_sen_n_p_gain;
+ u8 sr_sen_nrn;
+ u8 sr_sen_prn;
+ u8 padding[3];
+} __packed;
+
struct wl1271_radio_parms_cmd {
struct wl1271_cmd_header header;
@@ -431,6 +448,23 @@
u8 padding3[2];
} __packed;
+struct wl128x_radio_parms_cmd {
+ struct wl1271_cmd_header header;
+
+ struct wl1271_cmd_test_header test;
+
+ /* Static radio parameters */
+ struct wl128x_ini_band_params_2 static_params_2;
+ struct wl128x_ini_band_params_5 static_params_5;
+
+ u8 fem_vendor_and_options;
+
+ /* Dynamic radio parameters */
+ struct wl128x_ini_fem_params_2 dyn_params_2;
+ u8 padding2;
+ struct wl128x_ini_fem_params_5 dyn_params_5;
+} __packed;
+
struct wl1271_ext_radio_parms_cmd {
struct wl1271_cmd_header header;
diff --git a/drivers/net/wireless/wl12xx/conf.h b/drivers/net/wireless/wl12xx/conf.h
index 8a83238..edc158c 100644
--- a/drivers/net/wireless/wl12xx/conf.h
+++ b/drivers/net/wireless/wl12xx/conf.h
@@ -1004,7 +1004,9 @@
CONF_REF_CLK_19_2_E,
CONF_REF_CLK_26_E,
CONF_REF_CLK_38_4_E,
- CONF_REF_CLK_52_E
+ CONF_REF_CLK_52_E,
+ CONF_REF_CLK_38_4_M_XTAL,
+ CONF_REF_CLK_26_M_XTAL,
};
enum single_dual_band_enum {
@@ -1018,15 +1020,6 @@
#define CONF_NUMBER_OF_CHANNELS_2_4 14
#define CONF_NUMBER_OF_CHANNELS_5 35
-struct conf_radio_parms {
- /*
- * FEM parameter set to use
- *
- * Range: 0 or 1
- */
- u8 fem;
-};
-
struct conf_itrim_settings {
/* enable dco itrim */
u8 enable;
@@ -1202,7 +1195,9 @@
struct conf_scan_settings scan;
struct conf_rf_settings rf;
struct conf_ht_setting ht;
- struct conf_memory_settings mem;
+ struct conf_memory_settings mem_wl127x;
+ struct conf_memory_settings mem_wl128x;
+ u8 hci_io_ds;
};
#endif
diff --git a/drivers/net/wireless/wl12xx/debugfs.c b/drivers/net/wireless/wl12xx/debugfs.c
index 8e75b09..70ab198 100644
--- a/drivers/net/wireless/wl12xx/debugfs.c
+++ b/drivers/net/wireless/wl12xx/debugfs.c
@@ -267,7 +267,7 @@
}
buf[len] = '\0';
- ret = strict_strtoul(buf, 0, &value);
+ ret = kstrtoul(buf, 0, &value);
if (ret < 0) {
wl1271_warning("illegal value in gpio_power");
return -EINVAL;
diff --git a/drivers/net/wireless/wl12xx/event.c b/drivers/net/wireless/wl12xx/event.c
index 1b170c5..ae69330 100644
--- a/drivers/net/wireless/wl12xx/event.c
+++ b/drivers/net/wireless/wl12xx/event.c
@@ -33,6 +33,7 @@
{
struct delayed_work *dwork;
struct wl1271 *wl;
+ int ret;
dwork = container_of(work, struct delayed_work, work);
wl = container_of(dwork, struct wl1271, pspoll_work);
@@ -55,8 +56,13 @@
* delivery failure occurred, and no-one changed state since, so
* we should go back to powersave.
*/
+ ret = wl1271_ps_elp_wakeup(wl);
+ if (ret < 0)
+ goto out;
+
wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE, wl->basic_rate, true);
+ wl1271_ps_elp_sleep(wl);
out:
mutex_unlock(&wl->mutex);
};
@@ -129,11 +135,6 @@
/* enable beacon early termination */
ret = wl1271_acx_bet_enable(wl, true);
- if (ret < 0)
- break;
-
- /* go to extremely low power mode */
- wl1271_ps_elp_sleep(wl);
break;
default:
break;
@@ -228,6 +229,12 @@
wl1271_event_rssi_trigger(wl, mbox);
}
+ if ((vector & DUMMY_PACKET_EVENT_ID) && !is_ap) {
+ wl1271_debug(DEBUG_EVENT, "DUMMY_PACKET_ID_EVENT_ID");
+ if (wl->vif)
+ wl1271_tx_dummy_packet(wl);
+ }
+
if (wl->vif && beacon_loss)
ieee80211_connection_loss(wl->vif);
diff --git a/drivers/net/wireless/wl12xx/event.h b/drivers/net/wireless/wl12xx/event.h
index 0e80886..b6cf06e 100644
--- a/drivers/net/wireless/wl12xx/event.h
+++ b/drivers/net/wireless/wl12xx/event.h
@@ -59,7 +59,10 @@
BSS_LOSE_EVENT_ID = BIT(18),
REGAINED_BSS_EVENT_ID = BIT(19),
ROAMING_TRIGGER_MAX_TX_RETRY_EVENT_ID = BIT(20),
- STA_REMOVE_COMPLETE_EVENT_ID = BIT(21), /* AP */
+ /* STA: dummy paket for dynamic mem blocks */
+ DUMMY_PACKET_EVENT_ID = BIT(21),
+ /* AP: STA remove complete */
+ STA_REMOVE_COMPLETE_EVENT_ID = BIT(21),
SOFT_GEMINI_SENSE_EVENT_ID = BIT(22),
SOFT_GEMINI_PREDICTION_EVENT_ID = BIT(23),
SOFT_GEMINI_AVALANCHE_EVENT_ID = BIT(24),
diff --git a/drivers/net/wireless/wl12xx/ini.h b/drivers/net/wireless/wl12xx/ini.h
index c330a25..1420c84 100644
--- a/drivers/net/wireless/wl12xx/ini.h
+++ b/drivers/net/wireless/wl12xx/ini.h
@@ -41,6 +41,28 @@
u8 srf3[WL1271_INI_MAX_SMART_REFLEX_PARAM];
} __packed;
+#define WL128X_INI_MAX_SETTINGS_PARAM 4
+
+struct wl128x_ini_general_params {
+ u8 ref_clock;
+ u8 settling_time;
+ u8 clk_valid_on_wakeup;
+ u8 tcxo_ref_clock;
+ u8 tcxo_settling_time;
+ u8 tcxo_valid_on_wakeup;
+ u8 tcxo_ldo_voltage;
+ u8 xtal_itrim_val;
+ u8 platform_conf;
+ u8 dual_mode_select;
+ u8 tx_bip_fem_auto_detect;
+ u8 tx_bip_fem_manufacturer;
+ u8 general_settings[WL128X_INI_MAX_SETTINGS_PARAM];
+ u8 sr_state;
+ u8 srf1[WL1271_INI_MAX_SMART_REFLEX_PARAM];
+ u8 srf2[WL1271_INI_MAX_SMART_REFLEX_PARAM];
+ u8 srf3[WL1271_INI_MAX_SMART_REFLEX_PARAM];
+} __packed;
+
#define WL1271_INI_RSSI_PROCESS_COMPENS_SIZE 15
struct wl1271_ini_band_params_2 {
@@ -49,9 +71,16 @@
u8 rx_rssi_process_compens[WL1271_INI_RSSI_PROCESS_COMPENS_SIZE];
} __packed;
-#define WL1271_INI_RATE_GROUP_COUNT 6
#define WL1271_INI_CHANNEL_COUNT_2 14
+struct wl128x_ini_band_params_2 {
+ u8 rx_trace_insertion_loss;
+ u8 tx_trace_loss[WL1271_INI_CHANNEL_COUNT_2];
+ u8 rx_rssi_process_compens[WL1271_INI_RSSI_PROCESS_COMPENS_SIZE];
+} __packed;
+
+#define WL1271_INI_RATE_GROUP_COUNT 6
+
struct wl1271_ini_fem_params_2 {
__le16 tx_bip_ref_pd_voltage;
u8 tx_bip_ref_power;
@@ -68,6 +97,28 @@
u8 normal_to_degraded_high_thr;
} __packed;
+#define WL128X_INI_RATE_GROUP_COUNT 7
+/* low and high temperatures */
+#define WL128X_INI_PD_VS_TEMPERATURE_RANGES 2
+
+struct wl128x_ini_fem_params_2 {
+ __le16 tx_bip_ref_pd_voltage;
+ u8 tx_bip_ref_power;
+ u8 tx_bip_ref_offset;
+ u8 tx_per_rate_pwr_limits_normal[WL128X_INI_RATE_GROUP_COUNT];
+ u8 tx_per_rate_pwr_limits_degraded[WL128X_INI_RATE_GROUP_COUNT];
+ u8 tx_per_rate_pwr_limits_extreme[WL128X_INI_RATE_GROUP_COUNT];
+ u8 tx_per_chan_pwr_limits_11b[WL1271_INI_CHANNEL_COUNT_2];
+ u8 tx_per_chan_pwr_limits_ofdm[WL1271_INI_CHANNEL_COUNT_2];
+ u8 tx_pd_vs_rate_offsets[WL128X_INI_RATE_GROUP_COUNT];
+ u8 tx_ibias[WL128X_INI_RATE_GROUP_COUNT + 1];
+ u8 tx_pd_vs_chan_offsets[WL1271_INI_CHANNEL_COUNT_2];
+ u8 tx_pd_vs_temperature[WL128X_INI_PD_VS_TEMPERATURE_RANGES];
+ u8 rx_fem_insertion_loss;
+ u8 degraded_low_to_normal_thr;
+ u8 normal_to_degraded_high_thr;
+} __packed;
+
#define WL1271_INI_CHANNEL_COUNT_5 35
#define WL1271_INI_SUB_BAND_COUNT_5 7
@@ -77,6 +128,12 @@
u8 rx_rssi_process_compens[WL1271_INI_RSSI_PROCESS_COMPENS_SIZE];
} __packed;
+struct wl128x_ini_band_params_5 {
+ u8 rx_trace_insertion_loss[WL1271_INI_SUB_BAND_COUNT_5];
+ u8 tx_trace_loss[WL1271_INI_CHANNEL_COUNT_5];
+ u8 rx_rssi_process_compens[WL1271_INI_RSSI_PROCESS_COMPENS_SIZE];
+} __packed;
+
struct wl1271_ini_fem_params_5 {
__le16 tx_bip_ref_pd_voltage[WL1271_INI_SUB_BAND_COUNT_5];
u8 tx_bip_ref_power[WL1271_INI_SUB_BAND_COUNT_5];
@@ -92,6 +149,23 @@
u8 normal_to_degraded_high_thr;
} __packed;
+struct wl128x_ini_fem_params_5 {
+ __le16 tx_bip_ref_pd_voltage[WL1271_INI_SUB_BAND_COUNT_5];
+ u8 tx_bip_ref_power[WL1271_INI_SUB_BAND_COUNT_5];
+ u8 tx_bip_ref_offset[WL1271_INI_SUB_BAND_COUNT_5];
+ u8 tx_per_rate_pwr_limits_normal[WL128X_INI_RATE_GROUP_COUNT];
+ u8 tx_per_rate_pwr_limits_degraded[WL128X_INI_RATE_GROUP_COUNT];
+ u8 tx_per_rate_pwr_limits_extreme[WL128X_INI_RATE_GROUP_COUNT];
+ u8 tx_per_chan_pwr_limits_ofdm[WL1271_INI_CHANNEL_COUNT_5];
+ u8 tx_pd_vs_rate_offsets[WL128X_INI_RATE_GROUP_COUNT];
+ u8 tx_ibias[WL128X_INI_RATE_GROUP_COUNT];
+ u8 tx_pd_vs_chan_offsets[WL1271_INI_CHANNEL_COUNT_5];
+ u8 tx_pd_vs_temperature[WL1271_INI_SUB_BAND_COUNT_5 *
+ WL128X_INI_PD_VS_TEMPERATURE_RANGES];
+ u8 rx_fem_insertion_loss[WL1271_INI_SUB_BAND_COUNT_5];
+ u8 degraded_low_to_normal_thr;
+ u8 normal_to_degraded_high_thr;
+} __packed;
/* NVS data structure */
#define WL1271_INI_NVS_SECTION_SIZE 468
@@ -100,7 +174,7 @@
#define WL1271_INI_LEGACY_NVS_FILE_SIZE 800
struct wl1271_nvs_file {
- /* NVS section */
+ /* NVS section - must be first! */
u8 nvs[WL1271_INI_NVS_SECTION_SIZE];
/* INI section */
@@ -120,4 +194,24 @@
} dyn_radio_params_5[WL1271_INI_FEM_MODULE_COUNT];
} __packed;
+struct wl128x_nvs_file {
+ /* NVS section - must be first! */
+ u8 nvs[WL1271_INI_NVS_SECTION_SIZE];
+
+ /* INI section */
+ struct wl128x_ini_general_params general_params;
+ u8 fem_vendor_and_options;
+ struct wl128x_ini_band_params_2 stat_radio_params_2;
+ u8 padding2;
+ struct {
+ struct wl128x_ini_fem_params_2 params;
+ u8 padding;
+ } dyn_radio_params_2[WL1271_INI_FEM_MODULE_COUNT];
+ struct wl128x_ini_band_params_5 stat_radio_params_5;
+ u8 padding3;
+ struct {
+ struct wl128x_ini_fem_params_5 params;
+ u8 padding;
+ } dyn_radio_params_5[WL1271_INI_FEM_MODULE_COUNT];
+} __packed;
#endif
diff --git a/drivers/net/wireless/wl12xx/init.c b/drivers/net/wireless/wl12xx/init.c
index 6072fe4..cf46607 100644
--- a/drivers/net/wireless/wl12xx/init.c
+++ b/drivers/net/wireless/wl12xx/init.c
@@ -31,6 +31,7 @@
#include "cmd.h"
#include "reg.h"
#include "tx.h"
+#include "io.h"
int wl1271_sta_init_templates_config(struct wl1271 *wl)
{
@@ -321,9 +322,11 @@
{
int ret;
- ret = wl1271_cmd_ext_radio_parms(wl);
- if (ret < 0)
- return ret;
+ if (wl->chip.id != CHIP_ID_1283_PG20) {
+ ret = wl1271_cmd_ext_radio_parms(wl);
+ if (ret < 0)
+ return ret;
+ }
/* PS config */
ret = wl1271_acx_config_ps(wl);
@@ -504,6 +507,27 @@
return ret;
}
+int wl1271_chip_specific_init(struct wl1271 *wl)
+{
+ int ret = 0;
+
+ if (wl->chip.id == CHIP_ID_1283_PG20) {
+ u32 host_cfg_bitmap = HOST_IF_CFG_RX_FIFO_ENABLE;
+
+ if (wl->quirks & WL12XX_QUIRK_BLOCKSIZE_ALIGNMENT)
+ /* Enable SDIO padding */
+ host_cfg_bitmap |= HOST_IF_CFG_TX_PAD_TO_SDIO_BLK;
+
+ /* Must be before wl1271_acx_init_mem_config() */
+ ret = wl1271_acx_host_if_cfg_bitmap(wl, host_cfg_bitmap);
+ if (ret < 0)
+ goto out;
+ }
+out:
+ return ret;
+}
+
+
int wl1271_hw_init(struct wl1271 *wl)
{
struct conf_tx_ac_category *conf_ac;
@@ -511,11 +535,22 @@
int ret, i;
bool is_ap = (wl->bss_type == BSS_TYPE_AP_BSS);
- ret = wl1271_cmd_general_parms(wl);
+ if (wl->chip.id == CHIP_ID_1283_PG20)
+ ret = wl128x_cmd_general_parms(wl);
+ else
+ ret = wl1271_cmd_general_parms(wl);
if (ret < 0)
return ret;
- ret = wl1271_cmd_radio_parms(wl);
+ if (wl->chip.id == CHIP_ID_1283_PG20)
+ ret = wl128x_cmd_radio_parms(wl);
+ else
+ ret = wl1271_cmd_radio_parms(wl);
+ if (ret < 0)
+ return ret;
+
+ /* Chip-specific init */
+ ret = wl1271_chip_specific_init(wl);
if (ret < 0)
return ret;
diff --git a/drivers/net/wireless/wl12xx/init.h b/drivers/net/wireless/wl12xx/init.h
index 3a8bd3f..4975270 100644
--- a/drivers/net/wireless/wl12xx/init.h
+++ b/drivers/net/wireless/wl12xx/init.h
@@ -31,6 +31,7 @@
int wl1271_init_phy_config(struct wl1271 *wl);
int wl1271_init_pta(struct wl1271 *wl);
int wl1271_init_energy_detection(struct wl1271 *wl);
+int wl1271_chip_specific_init(struct wl1271 *wl);
int wl1271_hw_init(struct wl1271 *wl);
#endif
diff --git a/drivers/net/wireless/wl12xx/io.c b/drivers/net/wireless/wl12xx/io.c
index d557f73..da5c1ad 100644
--- a/drivers/net/wireless/wl12xx/io.c
+++ b/drivers/net/wireless/wl12xx/io.c
@@ -29,6 +29,7 @@
#include "wl12xx.h"
#include "wl12xx_80211.h"
#include "io.h"
+#include "tx.h"
#define OCP_CMD_LOOP 32
@@ -43,6 +44,16 @@
#define OCP_STATUS_REQ_FAILED 0x20000
#define OCP_STATUS_RESP_ERROR 0x30000
+bool wl1271_set_block_size(struct wl1271 *wl)
+{
+ if (wl->if_ops->set_block_size) {
+ wl->if_ops->set_block_size(wl, WL12XX_BUS_BLOCK_SIZE);
+ return true;
+ }
+
+ return false;
+}
+
void wl1271_disable_interrupts(struct wl1271 *wl)
{
wl->if_ops->disable_irq(wl);
diff --git a/drivers/net/wireless/wl12xx/io.h b/drivers/net/wireless/wl12xx/io.h
index 00c771e..beed621 100644
--- a/drivers/net/wireless/wl12xx/io.h
+++ b/drivers/net/wireless/wl12xx/io.h
@@ -169,5 +169,8 @@
struct ieee80211_hw *wl1271_alloc_hw(void);
int wl1271_free_hw(struct wl1271 *wl);
irqreturn_t wl1271_irq(int irq, void *data);
+bool wl1271_set_block_size(struct wl1271 *wl);
+int wl1271_tx_dummy_packet(struct wl1271 *wl);
+void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters);
#endif
diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c
index 8b3c8d1..866453b 100644
--- a/drivers/net/wireless/wl12xx/main.c
+++ b/drivers/net/wireless/wl12xx/main.c
@@ -30,6 +30,7 @@
#include <linux/vmalloc.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
+#include <linux/wl12xx.h>
#include "wl12xx.h"
#include "wl12xx_80211.h"
@@ -54,7 +55,7 @@
[CONF_SG_BT_PER_THRESHOLD] = 7500,
[CONF_SG_HV3_MAX_OVERRIDE] = 0,
[CONF_SG_BT_NFS_SAMPLE_INTERVAL] = 400,
- [CONF_SG_BT_LOAD_RATIO] = 50,
+ [CONF_SG_BT_LOAD_RATIO] = 200,
[CONF_SG_AUTO_PS_MODE] = 1,
[CONF_SG_AUTO_SCAN_PROBE_REQ] = 170,
[CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_HV3] = 50,
@@ -254,7 +255,7 @@
.ps_poll_threshold = 10,
.ps_poll_recovery_period = 700,
.bet_enable = CONF_BET_MODE_ENABLE,
- .bet_max_consecutive = 10,
+ .bet_max_consecutive = 50,
.psm_entry_retries = 5,
.psm_exit_retries = 255,
.psm_entry_nullfunc_retries = 3,
@@ -298,7 +299,7 @@
.tx_ba_win_size = 64,
.inactivity_timeout = 10000,
},
- .mem = {
+ .mem_wl127x = {
.num_stations = 1,
.ssid_profiles = 1,
.rx_block_num = 70,
@@ -307,7 +308,18 @@
.min_req_tx_blocks = 100,
.min_req_rx_blocks = 22,
.tx_min = 27,
- }
+ },
+ .mem_wl128x = {
+ .num_stations = 1,
+ .ssid_profiles = 1,
+ .rx_block_num = 40,
+ .tx_min_block_num = 40,
+ .dynamic_memory = 1,
+ .min_req_tx_blocks = 45,
+ .min_req_rx_blocks = 22,
+ .tx_min = 27,
+ },
+ .hci_io_ds = HCI_IO_DS_6MA,
};
static void __wl1271_op_remove_interface(struct wl1271 *wl);
@@ -329,6 +341,7 @@
},
};
+static DEFINE_MUTEX(wl_list_mutex);
static LIST_HEAD(wl_list);
static int wl1271_dev_notify(struct notifier_block *me, unsigned long what,
@@ -359,10 +372,12 @@
return NOTIFY_DONE;
wl_temp = hw->priv;
+ mutex_lock(&wl_list_mutex);
list_for_each_entry(wl, &wl_list, list) {
if (wl == wl_temp)
break;
}
+ mutex_unlock(&wl_list_mutex);
if (wl != wl_temp)
return NOTIFY_DONE;
@@ -438,15 +453,30 @@
struct conf_tx_tid *conf_tid;
int ret, i;
- ret = wl1271_cmd_general_parms(wl);
+ if (wl->chip.id == CHIP_ID_1283_PG20)
+ ret = wl128x_cmd_general_parms(wl);
+ else
+ ret = wl1271_cmd_general_parms(wl);
if (ret < 0)
return ret;
- ret = wl1271_cmd_radio_parms(wl);
+ if (wl->chip.id == CHIP_ID_1283_PG20)
+ ret = wl128x_cmd_radio_parms(wl);
+ else
+ ret = wl1271_cmd_radio_parms(wl);
if (ret < 0)
return ret;
- ret = wl1271_cmd_ext_radio_parms(wl);
+ if (wl->chip.id != CHIP_ID_1283_PG20) {
+ ret = wl1271_cmd_ext_radio_parms(wl);
+ if (ret < 0)
+ return ret;
+ }
+ if (ret < 0)
+ return ret;
+
+ /* Chip-specific initializations */
+ ret = wl1271_chip_specific_init(wl);
if (ret < 0)
return ret;
@@ -593,15 +623,17 @@
{
struct wl1271_fw_common_status *status = &full_status->common;
struct timespec ts;
- u32 total = 0;
+ u32 old_tx_blk_count = wl->tx_blocks_available;
+ u32 freed_blocks = 0;
int i;
- if (wl->bss_type == BSS_TYPE_AP_BSS)
+ if (wl->bss_type == BSS_TYPE_AP_BSS) {
wl1271_raw_read(wl, FW_STATUS_ADDR, status,
sizeof(struct wl1271_fw_ap_status), false);
- else
+ } else {
wl1271_raw_read(wl, FW_STATUS_ADDR, status,
sizeof(struct wl1271_fw_sta_status), false);
+ }
wl1271_debug(DEBUG_IRQ, "intr: 0x%x (fw_rx_counter = %d, "
"drv_rx_counter = %d, tx_results_counter = %d)",
@@ -612,23 +644,38 @@
/* update number of available TX blocks */
for (i = 0; i < NUM_TX_QUEUES; i++) {
- u32 cnt = le32_to_cpu(status->tx_released_blks[i]) -
- wl->tx_blocks_freed[i];
+ freed_blocks += le32_to_cpu(status->tx_released_blks[i]) -
+ wl->tx_blocks_freed[i];
wl->tx_blocks_freed[i] =
le32_to_cpu(status->tx_released_blks[i]);
- wl->tx_blocks_available += cnt;
- total += cnt;
+ }
+
+ wl->tx_allocated_blocks -= freed_blocks;
+
+ if (wl->bss_type == BSS_TYPE_AP_BSS) {
+ /* Update num of allocated TX blocks per link and ps status */
+ wl1271_irq_update_links_status(wl, &full_status->ap);
+ wl->tx_blocks_available += freed_blocks;
+ } else {
+ int avail = full_status->sta.tx_total - wl->tx_allocated_blocks;
+
+ /*
+ * The FW might change the total number of TX memblocks before
+ * we get a notification about blocks being released. Thus, the
+ * available blocks calculation might yield a temporary result
+ * which is lower than the actual available blocks. Keeping in
+ * mind that only blocks that were allocated can be moved from
+ * TX to RX, tx_blocks_available should never decrease here.
+ */
+ wl->tx_blocks_available = max((int)wl->tx_blocks_available,
+ avail);
}
/* if more blocks are available now, tx work can be scheduled */
- if (total)
+ if (wl->tx_blocks_available > old_tx_blk_count)
clear_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags);
- /* for AP update num of allocated TX blocks per link and ps status */
- if (wl->bss_type == BSS_TYPE_AP_BSS)
- wl1271_irq_update_links_status(wl, &full_status->ap);
-
/* update the host-chipset time offset */
getnstimeofday(&ts);
wl->time_offset = (timespec_to_ns(&ts) >> 10) -
@@ -674,6 +721,13 @@
set_bit(WL1271_FLAG_TX_PENDING, &wl->flags);
cancel_work_sync(&wl->tx_work);
+ /*
+ * In case edge triggered interrupt must be used, we cannot iterate
+ * more than once without introducing race conditions with the hardirq.
+ */
+ if (wl->platform_quirks & WL12XX_PLATFORM_QUIRK_EDGE_IRQ)
+ loopcount = 1;
+
mutex_lock(&wl->mutex);
wl1271_debug(DEBUG_IRQ, "IRQ work");
@@ -785,11 +839,17 @@
switch (wl->bss_type) {
case BSS_TYPE_AP_BSS:
- fw_name = WL1271_AP_FW_NAME;
+ if (wl->chip.id == CHIP_ID_1283_PG20)
+ fw_name = WL128X_AP_FW_NAME;
+ else
+ fw_name = WL127X_AP_FW_NAME;
break;
case BSS_TYPE_IBSS:
case BSS_TYPE_STA_BSS:
- fw_name = WL1271_FW_NAME;
+ if (wl->chip.id == CHIP_ID_1283_PG20)
+ fw_name = WL128X_FW_NAME;
+ else
+ fw_name = WL1271_FW_NAME;
break;
default:
wl1271_error("no compatible firmware for bss_type %d",
@@ -838,14 +898,14 @@
const struct firmware *fw;
int ret;
- ret = request_firmware(&fw, WL1271_NVS_NAME, wl1271_wl_to_dev(wl));
+ ret = request_firmware(&fw, WL12XX_NVS_NAME, wl1271_wl_to_dev(wl));
if (ret < 0) {
wl1271_error("could not get nvs file: %d", ret);
return ret;
}
- wl->nvs = kmemdup(fw->data, sizeof(struct wl1271_nvs_file), GFP_KERNEL);
+ wl->nvs = kmemdup(fw->data, fw->size, GFP_KERNEL);
if (!wl->nvs) {
wl1271_error("could not allocate memory for the nvs file");
@@ -954,6 +1014,17 @@
if (ret < 0)
goto out;
break;
+ case CHIP_ID_1283_PG20:
+ wl1271_debug(DEBUG_BOOT, "chip id 0x%x (1283 PG20)",
+ wl->chip.id);
+
+ ret = wl1271_setup(wl);
+ if (ret < 0)
+ goto out;
+ if (wl1271_set_block_size(wl))
+ wl->quirks |= WL12XX_QUIRK_BLOCKSIZE_ALIGNMENT;
+ break;
+ case CHIP_ID_1283_PG10:
default:
wl1271_warning("unsupported chip id: 0x%x", wl->chip.id);
ret = -ENODEV;
@@ -978,6 +1049,24 @@
return ret;
}
+static unsigned int wl1271_get_fw_ver_quirks(struct wl1271 *wl)
+{
+ unsigned int quirks = 0;
+ unsigned int *fw_ver = wl->chip.fw_ver;
+
+ /* Only for wl127x */
+ if ((fw_ver[FW_VER_CHIP] == FW_VER_CHIP_WL127X) &&
+ /* Check STA version */
+ (((fw_ver[FW_VER_IF_TYPE] == FW_VER_IF_TYPE_STA) &&
+ (fw_ver[FW_VER_MINOR] < FW_VER_MINOR_1_SPARE_STA_MIN)) ||
+ /* Check AP version */
+ ((fw_ver[FW_VER_IF_TYPE] == FW_VER_IF_TYPE_AP) &&
+ (fw_ver[FW_VER_MINOR] < FW_VER_MINOR_1_SPARE_AP_MIN))))
+ quirks |= WL12XX_QUIRK_USE_2_SPARE_BLOCKS;
+
+ return quirks;
+}
+
int wl1271_plt_start(struct wl1271 *wl)
{
int retries = WL1271_BOOT_RETRIES;
@@ -1013,6 +1102,9 @@
wl->state = WL1271_STATE_PLT;
wl1271_notice("firmware booted in PLT mode (%s)",
wl->chip.fw_ver_str);
+
+ /* Check if any quirks are needed with older fw versions */
+ wl->quirks |= wl1271_get_fw_ver_quirks(wl);
goto out;
irq_disable:
@@ -1040,7 +1132,7 @@
return ret;
}
-int __wl1271_plt_stop(struct wl1271 *wl)
+static int __wl1271_plt_stop(struct wl1271 *wl)
{
int ret = 0;
@@ -1124,6 +1216,69 @@
spin_unlock_irqrestore(&wl->wl_lock, flags);
}
+int wl1271_tx_dummy_packet(struct wl1271 *wl)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ set_bit(WL1271_FLAG_DUMMY_PACKET_PENDING, &wl->flags);
+ wl->tx_queue_count++;
+ spin_unlock_irqrestore(&wl->wl_lock, flags);
+
+ /* The FW is low on RX memory blocks, so send the dummy packet asap */
+ if (!test_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags))
+ wl1271_tx_work_locked(wl);
+
+ /*
+ * If the FW TX is busy, TX work will be scheduled by the threaded
+ * interrupt handler function
+ */
+ return 0;
+}
+
+/*
+ * The size of the dummy packet should be at least 1400 bytes. However, in
+ * order to minimize the number of bus transactions, aligning it to 512 bytes
+ * boundaries could be beneficial, performance wise
+ */
+#define TOTAL_TX_DUMMY_PACKET_SIZE (ALIGN(1400, 512))
+
+static struct sk_buff *wl12xx_alloc_dummy_packet(struct wl1271 *wl)
+{
+ struct sk_buff *skb;
+ struct ieee80211_hdr_3addr *hdr;
+ unsigned int dummy_packet_size;
+
+ dummy_packet_size = TOTAL_TX_DUMMY_PACKET_SIZE -
+ sizeof(struct wl1271_tx_hw_descr) - sizeof(*hdr);
+
+ skb = dev_alloc_skb(TOTAL_TX_DUMMY_PACKET_SIZE);
+ if (!skb) {
+ wl1271_warning("Failed to allocate a dummy packet skb");
+ return NULL;
+ }
+
+ skb_reserve(skb, sizeof(struct wl1271_tx_hw_descr));
+
+ hdr = (struct ieee80211_hdr_3addr *) skb_put(skb, sizeof(*hdr));
+ memset(hdr, 0, sizeof(*hdr));
+ hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
+ IEEE80211_STYPE_NULLFUNC |
+ IEEE80211_FCTL_TODS);
+
+ memset(skb_put(skb, dummy_packet_size), 0, dummy_packet_size);
+
+ /* Dummy packets require the TID to be management */
+ skb->priority = WL1271_TID_MGMT;
+
+ /* Initialize all fields that might be used */
+ skb->queue_mapping = 0;
+ memset(IEEE80211_SKB_CB(skb), 0, sizeof(struct ieee80211_tx_info));
+
+ return skb;
+}
+
+
static struct notifier_block wl1271_dev_notifier = {
.notifier_call = wl1271_dev_notify,
};
@@ -1174,6 +1329,16 @@
goto out;
}
+ /*
+ * in some very corner case HW recovery scenarios its possible to
+ * get here before __wl1271_op_remove_interface is complete, so
+ * opt out if that is the case.
+ */
+ if (test_bit(WL1271_FLAG_IF_INITIALIZED, &wl->flags)) {
+ ret = -EBUSY;
+ goto out;
+ }
+
switch (vif->type) {
case NL80211_IFTYPE_STATION:
wl->bss_type = BSS_TYPE_STA_BSS;
@@ -1242,6 +1407,7 @@
wl->vif = vif;
wl->state = WL1271_STATE_ON;
+ set_bit(WL1271_FLAG_IF_INITIALIZED, &wl->flags);
wl1271_info("firmware booted (%s)", wl->chip.fw_ver_str);
/* update hw/fw version info in wiphy struct */
@@ -1249,6 +1415,9 @@
strncpy(wiphy->fw_version, wl->chip.fw_ver_str,
sizeof(wiphy->fw_version));
+ /* Check if any quirks are needed with older fw versions */
+ wl->quirks |= wl1271_get_fw_ver_quirks(wl);
+
/*
* Now we know if 11a is supported (info from the NVS), so disable
* 11a channels if not supported
@@ -1262,8 +1431,10 @@
out:
mutex_unlock(&wl->mutex);
+ mutex_lock(&wl_list_mutex);
if (!ret)
list_add(&wl->list, &wl_list);
+ mutex_unlock(&wl_list_mutex);
return ret;
}
@@ -1274,11 +1445,15 @@
wl1271_debug(DEBUG_MAC80211, "mac80211 remove interface");
+ /* because of hardware recovery, we may get here twice */
+ if (wl->state != WL1271_STATE_ON)
+ return;
+
wl1271_info("down");
+ mutex_lock(&wl_list_mutex);
list_del(&wl->list);
-
- WARN_ON(wl->state != WL1271_STATE_ON);
+ mutex_unlock(&wl_list_mutex);
/* enable dyn ps just in case (if left on due to fw crash etc) */
if (wl->bss_type == BSS_TYPE_STA_BSS)
@@ -1286,12 +1461,15 @@
if (wl->scan.state != WL1271_SCAN_STATE_IDLE) {
wl->scan.state = WL1271_SCAN_STATE_IDLE;
- kfree(wl->scan.scanned_ch);
- wl->scan.scanned_ch = NULL;
+ memset(wl->scan.scanned_ch, 0, sizeof(wl->scan.scanned_ch));
wl->scan.req = NULL;
ieee80211_scan_completed(wl->hw, true);
}
+ /*
+ * this must be before the cancel_work calls below, so that the work
+ * functions don't perform further work.
+ */
wl->state = WL1271_STATE_OFF;
mutex_unlock(&wl->mutex);
@@ -1321,6 +1499,7 @@
wl->psm_entry_retry = 0;
wl->power_level = WL1271_DEFAULT_POWER_LEVEL;
wl->tx_blocks_available = 0;
+ wl->tx_allocated_blocks = 0;
wl->tx_results_count = 0;
wl->tx_packets_count = 0;
wl->tx_security_last_seq = 0;
@@ -1328,7 +1507,6 @@
wl->time_offset = 0;
wl->session_counter = 0;
wl->rate_set = CONF_TX_RATE_MASK_BASIC;
- wl->flags = 0;
wl->vif = NULL;
wl->filters = 0;
wl1271_free_ap_keys(wl);
@@ -1336,6 +1514,13 @@
wl->ap_fw_ps_map = 0;
wl->ap_ps_map = 0;
+ /*
+ * this is performed after the cancel_work calls and the associated
+ * mutex_lock, so that wl1271_op_add_interface does not accidentally
+ * get executed before all these vars have been reset.
+ */
+ wl->flags = 0;
+
for (i = 0; i < NUM_TX_QUEUES; i++)
wl->tx_blocks_freed[i] = 0;
@@ -1368,7 +1553,7 @@
cancel_work_sync(&wl->recovery_work);
}
-static void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters)
+void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters)
{
wl1271_set_default_filters(wl);
@@ -1431,10 +1616,10 @@
* One of the side effects of the JOIN command is that is clears
* WPA/WPA2 keys from the chipset. Performing a JOIN while associated
* to a WPA/WPA2 access point will therefore kill the data-path.
- * Currently there is no supported scenario for JOIN during
- * association - if it becomes a supported scenario, the WPA/WPA2 keys
- * must be handled somehow.
- *
+ * Currently the only valid scenario for JOIN during association
+ * is on roaming, in which case we will also be given new keys.
+ * Keep the below message for now, unless it starts bothering
+ * users who really like to roam a lot :)
*/
if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags))
wl1271_info("JOIN while associated.");
@@ -1490,7 +1675,7 @@
clear_bit(WL1271_FLAG_JOINED, &wl->flags);
memset(wl->bssid, 0, ETH_ALEN);
- /* stop filterting packets based on bssid */
+ /* stop filtering packets based on bssid */
wl1271_configure_filters(wl, FIF_OTHER_BSS);
out:
@@ -1569,7 +1754,12 @@
mutex_lock(&wl->mutex);
if (unlikely(wl->state == WL1271_STATE_OFF)) {
- ret = -EAGAIN;
+ /* we support configuring the channel and band while off */
+ if ((changed & IEEE80211_CONF_CHANGE_CHANNEL)) {
+ wl->band = conf->channel->band;
+ wl->channel = channel;
+ }
+
goto out;
}
@@ -2650,32 +2840,31 @@
conf_tid->ack_policy = CONF_ACK_POLICY_LEGACY;
conf_tid->apsd_conf[0] = 0;
conf_tid->apsd_conf[1] = 0;
- } else {
- ret = wl1271_ps_elp_wakeup(wl);
- if (ret < 0)
- goto out;
+ goto out;
+ }
- /*
- * the txop is confed in units of 32us by the mac80211,
- * we need us
- */
- ret = wl1271_acx_ac_cfg(wl, wl1271_tx_get_queue(queue),
- params->cw_min, params->cw_max,
- params->aifs, params->txop << 5);
- if (ret < 0)
- goto out_sleep;
+ ret = wl1271_ps_elp_wakeup(wl);
+ if (ret < 0)
+ goto out;
- ret = wl1271_acx_tid_cfg(wl, wl1271_tx_get_queue(queue),
- CONF_CHANNEL_TYPE_EDCF,
- wl1271_tx_get_queue(queue),
- ps_scheme, CONF_ACK_POLICY_LEGACY,
- 0, 0);
- if (ret < 0)
- goto out_sleep;
+ /*
+ * the txop is confed in units of 32us by the mac80211,
+ * we need us
+ */
+ ret = wl1271_acx_ac_cfg(wl, wl1271_tx_get_queue(queue),
+ params->cw_min, params->cw_max,
+ params->aifs, params->txop << 5);
+ if (ret < 0)
+ goto out_sleep;
+
+ ret = wl1271_acx_tid_cfg(wl, wl1271_tx_get_queue(queue),
+ CONF_CHANNEL_TYPE_EDCF,
+ wl1271_tx_get_queue(queue),
+ ps_scheme, CONF_ACK_POLICY_LEGACY,
+ 0, 0);
out_sleep:
- wl1271_ps_elp_sleep(wl);
- }
+ wl1271_ps_elp_sleep(wl);
out:
mutex_unlock(&wl->mutex);
@@ -2847,10 +3036,11 @@
return ret;
}
-int wl1271_op_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
- enum ieee80211_ampdu_mlme_action action,
- struct ieee80211_sta *sta, u16 tid, u16 *ssn,
- u8 buf_size)
+static int wl1271_op_ampdu_action(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ enum ieee80211_ampdu_mlme_action action,
+ struct ieee80211_sta *sta, u16 tid, u16 *ssn,
+ u8 buf_size)
{
struct wl1271 *wl = hw->priv;
int ret;
@@ -3003,7 +3193,8 @@
#ifdef CONFIG_WL12XX_HT
#define WL12XX_HT_CAP { \
- .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20, \
+ .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 | \
+ (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT), \
.ht_supported = true, \
.ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K, \
.ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, \
@@ -3207,8 +3398,7 @@
unsigned long res;
int ret;
- ret = strict_strtoul(buf, 10, &res);
-
+ ret = kstrtoul(buf, 10, &res);
if (ret < 0) {
wl1271_warning("incorrect value written to bt_coex_mode");
return count;
@@ -3273,7 +3463,11 @@
ret = wl1271_fetch_nvs(wl);
if (ret == 0) {
- u8 *nvs_ptr = (u8 *)wl->nvs->nvs;
+ /* NOTE: The wl->nvs->nvs element must be first, in
+ * order to simplify the casting, we assume it is at
+ * the beginning of the wl->nvs structure.
+ */
+ u8 *nvs_ptr = (u8 *)wl->nvs;
wl->mac_addr[0] = nvs_ptr[11];
wl->mac_addr[1] = nvs_ptr[10];
@@ -3358,6 +3552,10 @@
wl->hw->wiphy->max_scan_ie_len = WL1271_CMD_TEMPL_MAX_SIZE -
sizeof(struct ieee80211_header);
+ /* make sure all our channels fit in the scanned_ch bitmask */
+ BUILD_BUG_ON(ARRAY_SIZE(wl1271_channels) +
+ ARRAY_SIZE(wl1271_channels_5ghz) >
+ WL1271_MAX_CHANNELS);
/*
* We keep local copies of the band structs because we need to
* modify them on a per-device basis.
@@ -3458,6 +3656,7 @@
wl->ap_ps_map = 0;
wl->ap_fw_ps_map = 0;
wl->quirks = 0;
+ wl->platform_quirks = 0;
memset(wl->tx_frames_map, 0, sizeof(wl->tx_frames_map));
for (i = 0; i < ACX_TX_DESCRIPTORS; i++)
@@ -3478,11 +3677,17 @@
goto err_hw;
}
+ wl->dummy_packet = wl12xx_alloc_dummy_packet(wl);
+ if (!wl->dummy_packet) {
+ ret = -ENOMEM;
+ goto err_aggr;
+ }
+
/* Register platform device */
ret = platform_device_register(wl->plat_dev);
if (ret) {
wl1271_error("couldn't register platform device");
- goto err_aggr;
+ goto err_dummy_packet;
}
dev_set_drvdata(&wl->plat_dev->dev, wl);
@@ -3508,6 +3713,9 @@
err_platform:
platform_device_unregister(wl->plat_dev);
+err_dummy_packet:
+ dev_kfree_skb(wl->dummy_packet);
+
err_aggr:
free_pages((unsigned long)wl->aggr_buf, order);
@@ -3527,6 +3735,7 @@
int wl1271_free_hw(struct wl1271 *wl)
{
platform_device_unregister(wl->plat_dev);
+ dev_kfree_skb(wl->dummy_packet);
free_pages((unsigned long)wl->aggr_buf,
get_order(WL1271_AGGR_BUFFER_SIZE));
kfree(wl->plat_dev);
diff --git a/drivers/net/wireless/wl12xx/ps.c b/drivers/net/wireless/wl12xx/ps.c
index 971f13e..b8deada 100644
--- a/drivers/net/wireless/wl12xx/ps.c
+++ b/drivers/net/wireless/wl12xx/ps.c
@@ -149,9 +149,6 @@
case STATION_ACTIVE_MODE:
default:
wl1271_debug(DEBUG_PSM, "leaving psm");
- ret = wl1271_ps_elp_wakeup(wl);
- if (ret < 0)
- return ret;
/* disable beacon early termination */
ret = wl1271_acx_bet_enable(wl, false);
diff --git a/drivers/net/wireless/wl12xx/reg.h b/drivers/net/wireless/wl12xx/reg.h
index 9909607..440a4ee 100644
--- a/drivers/net/wireless/wl12xx/reg.h
+++ b/drivers/net/wireless/wl12xx/reg.h
@@ -207,6 +207,8 @@
#define CHIP_ID_1271_PG10 (0x4030101)
#define CHIP_ID_1271_PG20 (0x4030111)
+#define CHIP_ID_1283_PG10 (0x05030101)
+#define CHIP_ID_1283_PG20 (0x05030111)
#define ENABLE (REGISTERS_BASE + 0x5450)
@@ -452,24 +454,11 @@
#define HI_CFG_UART_TX_OUT_GPIO_14 0x00000200
#define HI_CFG_UART_TX_OUT_GPIO_7 0x00000400
-/*
- * NOTE: USE_ACTIVE_HIGH compilation flag should be defined in makefile
- * for platforms using active high interrupt level
- */
-#ifdef USE_ACTIVE_HIGH
#define HI_CFG_DEF_VAL \
(HI_CFG_UART_ENABLE | \
HI_CFG_RST232_ENABLE | \
HI_CFG_CLOCK_REQ_SELECT | \
HI_CFG_HOST_INT_ENABLE)
-#else
-#define HI_CFG_DEF_VAL \
- (HI_CFG_UART_ENABLE | \
- HI_CFG_RST232_ENABLE | \
- HI_CFG_CLOCK_REQ_SELECT | \
- HI_CFG_HOST_INT_ENABLE)
-
-#endif
#define REF_FREQ_19_2 0
#define REF_FREQ_26_0 1
diff --git a/drivers/net/wireless/wl12xx/rx.c b/drivers/net/wireless/wl12xx/rx.c
index 919b59f..2a58149 100644
--- a/drivers/net/wireless/wl12xx/rx.c
+++ b/drivers/net/wireless/wl12xx/rx.c
@@ -48,18 +48,14 @@
struct ieee80211_rx_status *status,
u8 beacon)
{
- enum ieee80211_band desc_band;
-
memset(status, 0, sizeof(struct ieee80211_rx_status));
- status->band = wl->band;
-
if ((desc->flags & WL1271_RX_DESC_BAND_MASK) == WL1271_RX_DESC_BAND_BG)
- desc_band = IEEE80211_BAND_2GHZ;
+ status->band = IEEE80211_BAND_2GHZ;
else
- desc_band = IEEE80211_BAND_5GHZ;
+ status->band = IEEE80211_BAND_5GHZ;
- status->rate_idx = wl1271_rate_to_idx(desc->rate, desc_band);
+ status->rate_idx = wl1271_rate_to_idx(desc->rate, status->band);
#ifdef CONFIG_WL12XX_HT
/* 11n support */
@@ -76,7 +72,8 @@
*/
wl->noise = desc->rssi - (desc->snr >> 1);
- status->freq = ieee80211_channel_to_frequency(desc->channel, desc_band);
+ status->freq = ieee80211_channel_to_frequency(desc->channel,
+ status->band);
if (desc->flags & WL1271_RX_DESC_ENCRYPT_MASK) {
status->flag |= RX_FLAG_IV_STRIPPED | RX_FLAG_MMIC_STRIPPED;
@@ -163,18 +160,25 @@
break;
}
- /*
- * Choose the block we want to read
- * For aggregated packets, only the first memory block should
- * be retrieved. The FW takes care of the rest.
- */
- mem_block = wl1271_rx_get_mem_block(status, drv_rx_counter);
- wl->rx_mem_pool_addr.addr = (mem_block << 8) +
- le32_to_cpu(wl_mem_map->packet_memory_pool_start);
- wl->rx_mem_pool_addr.addr_extra =
- wl->rx_mem_pool_addr.addr + 4;
- wl1271_write(wl, WL1271_SLV_REG_DATA, &wl->rx_mem_pool_addr,
- sizeof(wl->rx_mem_pool_addr), false);
+ if (wl->chip.id != CHIP_ID_1283_PG20) {
+ /*
+ * Choose the block we want to read
+ * For aggregated packets, only the first memory block
+ * should be retrieved. The FW takes care of the rest.
+ */
+ mem_block = wl1271_rx_get_mem_block(status,
+ drv_rx_counter);
+
+ wl->rx_mem_pool_addr.addr = (mem_block << 8) +
+ le32_to_cpu(wl_mem_map->packet_memory_pool_start);
+
+ wl->rx_mem_pool_addr.addr_extra =
+ wl->rx_mem_pool_addr.addr + 4;
+
+ wl1271_write(wl, WL1271_SLV_REG_DATA,
+ &wl->rx_mem_pool_addr,
+ sizeof(wl->rx_mem_pool_addr), false);
+ }
/* Read all available packets at once */
wl1271_read(wl, WL1271_SLV_MEM_DATA, wl->aggr_buf,
diff --git a/drivers/net/wireless/wl12xx/scan.c b/drivers/net/wireless/wl12xx/scan.c
index 420653a..5d0544c 100644
--- a/drivers/net/wireless/wl12xx/scan.c
+++ b/drivers/net/wireless/wl12xx/scan.c
@@ -48,8 +48,7 @@
goto out;
wl->scan.state = WL1271_SCAN_STATE_IDLE;
- kfree(wl->scan.scanned_ch);
- wl->scan.scanned_ch = NULL;
+ memset(wl->scan.scanned_ch, 0, sizeof(wl->scan.scanned_ch));
wl->scan.req = NULL;
ieee80211_scan_completed(wl->hw, false);
@@ -87,7 +86,7 @@
flags = req->channels[i]->flags;
- if (!wl->scan.scanned_ch[i] &&
+ if (!test_bit(i, wl->scan.scanned_ch) &&
!(flags & IEEE80211_CHAN_DISABLED) &&
((!!(flags & IEEE80211_CHAN_PASSIVE_SCAN)) == passive) &&
(req->channels[i]->band == band)) {
@@ -124,7 +123,7 @@
memset(&channels[j].bssid_msb, 0xff, 2);
/* Mark the channels we already used */
- wl->scan.scanned_ch[i] = true;
+ set_bit(i, wl->scan.scanned_ch);
j++;
}
@@ -291,6 +290,12 @@
int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len,
struct cfg80211_scan_request *req)
{
+ /*
+ * cfg80211 should guarantee that we don't get more channels
+ * than what we have registered.
+ */
+ BUG_ON(req->n_channels > WL1271_MAX_CHANNELS);
+
if (wl->scan.state != WL1271_SCAN_STATE_IDLE)
return -EBUSY;
@@ -304,10 +309,8 @@
}
wl->scan.req = req;
+ memset(wl->scan.scanned_ch, 0, sizeof(wl->scan.scanned_ch));
- wl->scan.scanned_ch = kcalloc(req->n_channels,
- sizeof(*wl->scan.scanned_ch),
- GFP_KERNEL);
/* we assume failure so that timeout scenarios are handled correctly */
wl->scan.failed = true;
ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work,
diff --git a/drivers/net/wireless/wl12xx/sdio.c b/drivers/net/wireless/wl12xx/sdio.c
index b1c7d03..bcd4ad7 100644
--- a/drivers/net/wireless/wl12xx/sdio.c
+++ b/drivers/net/wireless/wl12xx/sdio.c
@@ -51,6 +51,13 @@
};
MODULE_DEVICE_TABLE(sdio, wl1271_devices);
+static void wl1271_sdio_set_block_size(struct wl1271 *wl, unsigned int blksz)
+{
+ sdio_claim_host(wl->if_priv);
+ sdio_set_block_size(wl->if_priv, blksz);
+ sdio_release_host(wl->if_priv);
+}
+
static inline struct sdio_func *wl_to_func(struct wl1271 *wl)
{
return wl->if_priv;
@@ -203,7 +210,8 @@
.power = wl1271_sdio_set_power,
.dev = wl1271_sdio_wl_to_dev,
.enable_irq = wl1271_sdio_enable_interrupts,
- .disable_irq = wl1271_sdio_disable_interrupts
+ .disable_irq = wl1271_sdio_disable_interrupts,
+ .set_block_size = wl1271_sdio_set_block_size,
};
static int __devinit wl1271_probe(struct sdio_func *func,
@@ -212,6 +220,7 @@
struct ieee80211_hw *hw;
const struct wl12xx_platform_data *wlan_data;
struct wl1271 *wl;
+ unsigned long irqflags;
int ret;
/* We are only able to handle the wlan function */
@@ -230,6 +239,9 @@
/* Grab access to FN0 for ELP reg. */
func->card->quirks |= MMC_QUIRK_LENIENT_FN0;
+ /* Use block mode for transferring over one block size of data */
+ func->card->quirks |= MMC_QUIRK_BLKSZ_FOR_BYTE_MODE;
+
wlan_data = wl12xx_get_platform_data();
if (IS_ERR(wlan_data)) {
ret = PTR_ERR(wlan_data);
@@ -239,9 +251,16 @@
wl->irq = wlan_data->irq;
wl->ref_clock = wlan_data->board_ref_clock;
+ wl->tcxo_clock = wlan_data->board_tcxo_clock;
+ wl->platform_quirks = wlan_data->platform_quirks;
+
+ if (wl->platform_quirks & WL12XX_PLATFORM_QUIRK_EDGE_IRQ)
+ irqflags = IRQF_TRIGGER_RISING;
+ else
+ irqflags = IRQF_TRIGGER_HIGH | IRQF_ONESHOT;
ret = request_threaded_irq(wl->irq, wl1271_hardirq, wl1271_irq,
- IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
+ irqflags,
DRIVER_NAME, wl);
if (ret < 0) {
wl1271_error("request_irq() failed: %d", ret);
@@ -343,4 +362,6 @@
MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>");
MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>");
MODULE_FIRMWARE(WL1271_FW_NAME);
-MODULE_FIRMWARE(WL1271_AP_FW_NAME);
+MODULE_FIRMWARE(WL128X_FW_NAME);
+MODULE_FIRMWARE(WL127X_AP_FW_NAME);
+MODULE_FIRMWARE(WL128X_AP_FW_NAME);
diff --git a/drivers/net/wireless/wl12xx/sdio_test.c b/drivers/net/wireless/wl12xx/sdio_test.c
index 9fcbd3d..f289153 100644
--- a/drivers/net/wireless/wl12xx/sdio_test.c
+++ b/drivers/net/wireless/wl12xx/sdio_test.c
@@ -189,7 +189,12 @@
const struct firmware *fw;
int ret;
- ret = request_firmware(&fw, WL1271_FW_NAME, wl1271_wl_to_dev(wl));
+ if (wl->chip.id == CHIP_ID_1283_PG20)
+ ret = request_firmware(&fw, WL128X_FW_NAME,
+ wl1271_wl_to_dev(wl));
+ else
+ ret = request_firmware(&fw, WL1271_FW_NAME,
+ wl1271_wl_to_dev(wl));
if (ret < 0) {
wl1271_error("could not get firmware: %d", ret);
@@ -227,14 +232,14 @@
const struct firmware *fw;
int ret;
- ret = request_firmware(&fw, WL1271_NVS_NAME, wl1271_wl_to_dev(wl));
+ ret = request_firmware(&fw, WL12XX_NVS_NAME, wl1271_wl_to_dev(wl));
if (ret < 0) {
wl1271_error("could not get nvs file: %d", ret);
return ret;
}
- wl->nvs = kmemdup(fw->data, sizeof(struct wl1271_nvs_file), GFP_KERNEL);
+ wl->nvs = kmemdup(fw->data, fw->size, GFP_KERNEL);
if (!wl->nvs) {
wl1271_error("could not allocate memory for the nvs file");
@@ -288,6 +293,11 @@
wl1271_notice("chip id 0x%x (1271 PG20)",
wl->chip.id);
break;
+ case CHIP_ID_1283_PG20:
+ wl1271_notice("chip id 0x%x (1283 PG20)",
+ wl->chip.id);
+ break;
+ case CHIP_ID_1283_PG10:
default:
wl1271_warning("unsupported chip id: 0x%x", wl->chip.id);
return -ENODEV;
@@ -407,6 +417,9 @@
/* Grab access to FN0 for ELP reg. */
func->card->quirks |= MMC_QUIRK_LENIENT_FN0;
+ /* Use block mode for transferring over one block size of data */
+ func->card->quirks |= MMC_QUIRK_BLKSZ_FOR_BYTE_MODE;
+
wlan_data = wl12xx_get_platform_data();
if (IS_ERR(wlan_data)) {
ret = PTR_ERR(wlan_data);
@@ -416,6 +429,7 @@
wl->irq = wlan_data->irq;
wl->ref_clock = wlan_data->board_ref_clock;
+ wl->tcxo_clock = wlan_data->board_tcxo_clock;
sdio_set_drvdata(func, wl_test);
diff --git a/drivers/net/wireless/wl12xx/spi.c b/drivers/net/wireless/wl12xx/spi.c
index ffc745b..51662bb 100644
--- a/drivers/net/wireless/wl12xx/spi.c
+++ b/drivers/net/wireless/wl12xx/spi.c
@@ -355,7 +355,8 @@
.power = wl1271_spi_set_power,
.dev = wl1271_spi_wl_to_dev,
.enable_irq = wl1271_spi_enable_interrupts,
- .disable_irq = wl1271_spi_disable_interrupts
+ .disable_irq = wl1271_spi_disable_interrupts,
+ .set_block_size = NULL,
};
static int __devinit wl1271_probe(struct spi_device *spi)
@@ -363,6 +364,7 @@
struct wl12xx_platform_data *pdata;
struct ieee80211_hw *hw;
struct wl1271 *wl;
+ unsigned long irqflags;
int ret;
pdata = spi->dev.platform_data;
@@ -400,6 +402,13 @@
}
wl->ref_clock = pdata->board_ref_clock;
+ wl->tcxo_clock = pdata->board_tcxo_clock;
+ wl->platform_quirks = pdata->platform_quirks;
+
+ if (wl->platform_quirks & WL12XX_PLATFORM_QUIRK_EDGE_IRQ)
+ irqflags = IRQF_TRIGGER_RISING;
+ else
+ irqflags = IRQF_TRIGGER_HIGH | IRQF_ONESHOT;
wl->irq = spi->irq;
if (wl->irq < 0) {
@@ -409,7 +418,7 @@
}
ret = request_threaded_irq(wl->irq, wl1271_hardirq, wl1271_irq,
- IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
+ irqflags,
DRIVER_NAME, wl);
if (ret < 0) {
wl1271_error("request_irq() failed: %d", ret);
@@ -490,5 +499,7 @@
MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>");
MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>");
MODULE_FIRMWARE(WL1271_FW_NAME);
-MODULE_FIRMWARE(WL1271_AP_FW_NAME);
+MODULE_FIRMWARE(WL128X_FW_NAME);
+MODULE_FIRMWARE(WL127X_AP_FW_NAME);
+MODULE_FIRMWARE(WL128X_AP_FW_NAME);
MODULE_ALIAS("spi:wl1271");
diff --git a/drivers/net/wireless/wl12xx/testmode.c b/drivers/net/wireless/wl12xx/testmode.c
index 6ec06a4..da351d7 100644
--- a/drivers/net/wireless/wl12xx/testmode.c
+++ b/drivers/net/wireless/wl12xx/testmode.c
@@ -27,6 +27,7 @@
#include "wl12xx.h"
#include "acx.h"
+#include "reg.h"
#define WL1271_TM_MAX_DATA_LENGTH 1024
@@ -204,7 +205,10 @@
kfree(wl->nvs);
- if (len != sizeof(struct wl1271_nvs_file))
+ if ((wl->chip.id == CHIP_ID_1283_PG20) &&
+ (len != sizeof(struct wl128x_nvs_file)))
+ return -EINVAL;
+ else if (len != sizeof(struct wl1271_nvs_file))
return -EINVAL;
wl->nvs = kzalloc(len, GFP_KERNEL);
diff --git a/drivers/net/wireless/wl12xx/tx.c b/drivers/net/wireless/wl12xx/tx.c
index 5e9ef7d..7a3339f 100644
--- a/drivers/net/wireless/wl12xx/tx.c
+++ b/drivers/net/wireless/wl12xx/tx.c
@@ -70,6 +70,28 @@
}
}
+static int wl1271_tx_update_filters(struct wl1271 *wl,
+ struct sk_buff *skb)
+{
+ struct ieee80211_hdr *hdr;
+
+ hdr = (struct ieee80211_hdr *)(skb->data +
+ sizeof(struct wl1271_tx_hw_descr));
+
+ /*
+ * stop bssid-based filtering before transmitting authentication
+ * requests. this way the hw will never drop authentication
+ * responses coming from BSSIDs it isn't familiar with (e.g. on
+ * roaming)
+ */
+ if (!ieee80211_is_auth(hdr->frame_control))
+ return 0;
+
+ wl1271_configure_filters(wl, FIF_OTHER_BSS);
+
+ return wl1271_acx_rx_config(wl, wl->rx_config, wl->rx_filter);
+}
+
static void wl1271_tx_ap_update_inconnection_sta(struct wl1271 *wl,
struct sk_buff *skb)
{
@@ -127,13 +149,29 @@
}
}
+static unsigned int wl12xx_calc_packet_alignment(struct wl1271 *wl,
+ unsigned int packet_length)
+{
+ if (wl->quirks & WL12XX_QUIRK_BLOCKSIZE_ALIGNMENT)
+ return ALIGN(packet_length, WL12XX_BUS_BLOCK_SIZE);
+ else
+ return ALIGN(packet_length, WL1271_TX_ALIGN_TO);
+}
+
static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra,
u32 buf_offset, u8 hlid)
{
struct wl1271_tx_hw_descr *desc;
u32 total_len = skb->len + sizeof(struct wl1271_tx_hw_descr) + extra;
+ u32 len;
u32 total_blocks;
int id, ret = -EBUSY;
+ u32 spare_blocks;
+
+ if (unlikely(wl->quirks & WL12XX_QUIRK_USE_2_SPARE_BLOCKS))
+ spare_blocks = 2;
+ else
+ spare_blocks = 1;
if (buf_offset + total_len > WL1271_AGGR_BUFFER_SIZE)
return -EAGAIN;
@@ -145,17 +183,27 @@
/* approximate the number of blocks required for this packet
in the firmware */
- total_blocks = total_len + TX_HW_BLOCK_SIZE - 1;
- total_blocks = total_blocks / TX_HW_BLOCK_SIZE + TX_HW_BLOCK_SPARE;
+ len = wl12xx_calc_packet_alignment(wl, total_len);
+
+ total_blocks = (len + TX_HW_BLOCK_SIZE - 1) / TX_HW_BLOCK_SIZE +
+ spare_blocks;
+
if (total_blocks <= wl->tx_blocks_available) {
desc = (struct wl1271_tx_hw_descr *)skb_push(
skb, total_len - skb->len);
- desc->extra_mem_blocks = TX_HW_BLOCK_SPARE;
- desc->total_mem_blocks = total_blocks;
+ /* HW descriptor fields change between wl127x and wl128x */
+ if (wl->chip.id == CHIP_ID_1283_PG20) {
+ desc->wl128x_mem.total_mem_blocks = total_blocks;
+ } else {
+ desc->wl127x_mem.extra_blocks = spare_blocks;
+ desc->wl127x_mem.total_mem_blocks = total_blocks;
+ }
+
desc->id = id;
wl->tx_blocks_available -= total_blocks;
+ wl->tx_allocated_blocks += total_blocks;
if (wl->bss_type == BSS_TYPE_AP_BSS)
wl->links[hlid].allocated_blks += total_blocks;
@@ -172,13 +220,18 @@
return ret;
}
+static bool wl12xx_is_dummy_packet(struct wl1271 *wl, struct sk_buff *skb)
+{
+ return wl->dummy_packet == skb;
+}
+
static void wl1271_tx_fill_hdr(struct wl1271 *wl, struct sk_buff *skb,
u32 extra, struct ieee80211_tx_info *control,
u8 hlid)
{
struct timespec ts;
struct wl1271_tx_hw_descr *desc;
- int pad, ac, rate_idx;
+ int aligned_len, ac, rate_idx;
s64 hosttime;
u16 tx_attr;
@@ -202,12 +255,25 @@
else
desc->life_time = cpu_to_le16(TX_HW_AP_MODE_PKT_LIFETIME_TU);
- /* configure the tx attributes */
- tx_attr = wl->session_counter << TX_HW_ATTR_OFST_SESSION_COUNTER;
-
- /* queue (we use same identifiers for tid's and ac's */
+ /* queue */
ac = wl1271_tx_get_queue(skb_get_queue_mapping(skb));
- desc->tid = ac;
+ desc->tid = skb->priority;
+
+ if (wl12xx_is_dummy_packet(wl, skb)) {
+ /*
+ * FW expects the dummy packet to have an invalid session id -
+ * any session id that is different than the one set in the join
+ */
+ tx_attr = ((~wl->session_counter) <<
+ TX_HW_ATTR_OFST_SESSION_COUNTER) &
+ TX_HW_ATTR_SESSION_COUNTER;
+
+ tx_attr |= TX_HW_ATTR_TX_DUMMY_REQ;
+ } else {
+ /* configure the tx attributes */
+ tx_attr =
+ wl->session_counter << TX_HW_ATTR_OFST_SESSION_COUNTER;
+ }
if (wl->bss_type != BSS_TYPE_AP_BSS) {
desc->aid = hlid;
@@ -237,20 +303,37 @@
tx_attr |= rate_idx << TX_HW_ATTR_OFST_RATE_POLICY;
desc->reserved = 0;
- /* align the length (and store in terms of words) */
- pad = ALIGN(skb->len, WL1271_TX_ALIGN_TO);
- desc->length = cpu_to_le16(pad >> 2);
+ aligned_len = wl12xx_calc_packet_alignment(wl, skb->len);
- /* calculate number of padding bytes */
- pad = pad - skb->len;
- tx_attr |= pad << TX_HW_ATTR_OFST_LAST_WORD_PAD;
+ if (wl->chip.id == CHIP_ID_1283_PG20) {
+ desc->wl128x_mem.extra_bytes = aligned_len - skb->len;
+ desc->length = cpu_to_le16(aligned_len >> 2);
+
+ wl1271_debug(DEBUG_TX, "tx_fill_hdr: hlid: %d "
+ "tx_attr: 0x%x len: %d life: %d mem: %d",
+ desc->hlid, tx_attr,
+ le16_to_cpu(desc->length),
+ le16_to_cpu(desc->life_time),
+ desc->wl128x_mem.total_mem_blocks);
+ } else {
+ int pad;
+
+ /* Store the aligned length in terms of words */
+ desc->length = cpu_to_le16(aligned_len >> 2);
+
+ /* calculate number of padding bytes */
+ pad = aligned_len - skb->len;
+ tx_attr |= pad << TX_HW_ATTR_OFST_LAST_WORD_PAD;
+
+ wl1271_debug(DEBUG_TX, "tx_fill_hdr: pad: %d hlid: %d "
+ "tx_attr: 0x%x len: %d life: %d mem: %d", pad,
+ desc->hlid, tx_attr,
+ le16_to_cpu(desc->length),
+ le16_to_cpu(desc->life_time),
+ desc->wl127x_mem.total_mem_blocks);
+ }
desc->tx_attr = cpu_to_le16(tx_attr);
-
- wl1271_debug(DEBUG_TX, "tx_fill_hdr: pad: %d hlid: %d "
- "tx_attr: 0x%x len: %d life: %d mem: %d", pad, desc->hlid,
- le16_to_cpu(desc->tx_attr), le16_to_cpu(desc->length),
- le16_to_cpu(desc->life_time), desc->total_mem_blocks);
}
/* caller must hold wl->mutex */
@@ -300,19 +383,29 @@
if (wl->bss_type == BSS_TYPE_AP_BSS) {
wl1271_tx_ap_update_inconnection_sta(wl, skb);
wl1271_tx_regulate_link(wl, hlid);
+ } else {
+ wl1271_tx_update_filters(wl, skb);
}
wl1271_tx_fill_hdr(wl, skb, extra, info, hlid);
/*
- * The length of each packet is stored in terms of words. Thus, we must
- * pad the skb data to make sure its length is aligned.
- * The number of padding bytes is computed and set in wl1271_tx_fill_hdr
+ * The length of each packet is stored in terms of
+ * words. Thus, we must pad the skb data to make sure its
+ * length is aligned. The number of padding bytes is computed
+ * and set in wl1271_tx_fill_hdr.
+ * In special cases, we want to align to a specific block size
+ * (eg. for wl128x with SDIO we align to 256).
*/
- total_len = ALIGN(skb->len, WL1271_TX_ALIGN_TO);
+ total_len = wl12xx_calc_packet_alignment(wl, skb->len);
+
memcpy(wl->aggr_buf + buf_offset, skb->data, skb->len);
memset(wl->aggr_buf + buf_offset + skb->len, 0, total_len - skb->len);
+ /* Revert side effects in the dummy packet skb, so it can be reused */
+ if (wl12xx_is_dummy_packet(wl, skb))
+ skb_pull(skb, sizeof(struct wl1271_tx_hw_descr));
+
return total_len;
}
@@ -425,10 +518,23 @@
static struct sk_buff *wl1271_skb_dequeue(struct wl1271 *wl)
{
- if (wl->bss_type == BSS_TYPE_AP_BSS)
- return wl1271_ap_skb_dequeue(wl);
+ unsigned long flags;
+ struct sk_buff *skb = NULL;
- return wl1271_sta_skb_dequeue(wl);
+ if (wl->bss_type == BSS_TYPE_AP_BSS)
+ skb = wl1271_ap_skb_dequeue(wl);
+ else
+ skb = wl1271_sta_skb_dequeue(wl);
+
+ if (!skb &&
+ test_and_clear_bit(WL1271_FLAG_DUMMY_PACKET_PENDING, &wl->flags)) {
+ skb = wl->dummy_packet;
+ spin_lock_irqsave(&wl->wl_lock, flags);
+ wl->tx_queue_count--;
+ spin_unlock_irqrestore(&wl->wl_lock, flags);
+ }
+
+ return skb;
}
static void wl1271_skb_queue_head(struct wl1271 *wl, struct sk_buff *skb)
@@ -436,7 +542,9 @@
unsigned long flags;
int q = wl1271_tx_get_queue(skb_get_queue_mapping(skb));
- if (wl->bss_type == BSS_TYPE_AP_BSS) {
+ if (wl12xx_is_dummy_packet(wl, skb)) {
+ set_bit(WL1271_FLAG_DUMMY_PACKET_PENDING, &wl->flags);
+ } else if (wl->bss_type == BSS_TYPE_AP_BSS) {
u8 hlid = wl1271_tx_get_hlid(skb);
skb_queue_head(&wl->links[hlid].tx_queue[q], skb);
@@ -454,22 +562,14 @@
void wl1271_tx_work_locked(struct wl1271 *wl)
{
struct sk_buff *skb;
- bool woken_up = false;
u32 buf_offset = 0;
bool sent_packets = false;
int ret;
if (unlikely(wl->state == WL1271_STATE_OFF))
- goto out;
+ return;
while ((skb = wl1271_skb_dequeue(wl))) {
- if (!woken_up) {
- ret = wl1271_ps_elp_wakeup(wl);
- if (ret < 0)
- goto out_ack;
- woken_up = true;
- }
-
ret = wl1271_prepare_tx_frame(wl, skb, buf_offset);
if (ret == -EAGAIN) {
/*
@@ -516,18 +616,22 @@
wl1271_handle_tx_low_watermark(wl);
}
-
-out:
- if (woken_up)
- wl1271_ps_elp_sleep(wl);
}
void wl1271_tx_work(struct work_struct *work)
{
struct wl1271 *wl = container_of(work, struct wl1271, tx_work);
+ int ret;
mutex_lock(&wl->mutex);
+ ret = wl1271_ps_elp_wakeup(wl);
+ if (ret < 0)
+ goto out;
+
wl1271_tx_work_locked(wl);
+
+ wl1271_ps_elp_wakeup(wl);
+out:
mutex_unlock(&wl->mutex);
}
@@ -549,6 +653,11 @@
skb = wl->tx_frames[id];
info = IEEE80211_SKB_CB(skb);
+ if (wl12xx_is_dummy_packet(wl, skb)) {
+ wl1271_free_tx_id(wl, id);
+ return;
+ }
+
/* update the TX status info */
if (result->status == TX_SUCCESS) {
if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
@@ -678,10 +787,13 @@
while ((skb = skb_dequeue(&wl->tx_queue[i]))) {
wl1271_debug(DEBUG_TX, "freeing skb 0x%p",
skb);
- info = IEEE80211_SKB_CB(skb);
- info->status.rates[0].idx = -1;
- info->status.rates[0].count = 0;
- ieee80211_tx_status(wl->hw, skb);
+
+ if (!wl12xx_is_dummy_packet(wl, skb)) {
+ info = IEEE80211_SKB_CB(skb);
+ info->status.rates[0].idx = -1;
+ info->status.rates[0].count = 0;
+ ieee80211_tx_status(wl->hw, skb);
+ }
}
}
}
@@ -702,21 +814,27 @@
wl1271_free_tx_id(wl, i);
wl1271_debug(DEBUG_TX, "freeing skb 0x%p", skb);
- /* Remove private headers before passing the skb to mac80211 */
- info = IEEE80211_SKB_CB(skb);
- skb_pull(skb, sizeof(struct wl1271_tx_hw_descr));
- if (info->control.hw_key &&
- info->control.hw_key->cipher == WLAN_CIPHER_SUITE_TKIP) {
- int hdrlen = ieee80211_get_hdrlen_from_skb(skb);
- memmove(skb->data + WL1271_TKIP_IV_SPACE, skb->data,
- hdrlen);
- skb_pull(skb, WL1271_TKIP_IV_SPACE);
+ if (!wl12xx_is_dummy_packet(wl, skb)) {
+ /*
+ * Remove private headers before passing the skb to
+ * mac80211
+ */
+ info = IEEE80211_SKB_CB(skb);
+ skb_pull(skb, sizeof(struct wl1271_tx_hw_descr));
+ if (info->control.hw_key &&
+ info->control.hw_key->cipher ==
+ WLAN_CIPHER_SUITE_TKIP) {
+ int hdrlen = ieee80211_get_hdrlen_from_skb(skb);
+ memmove(skb->data + WL1271_TKIP_IV_SPACE,
+ skb->data, hdrlen);
+ skb_pull(skb, WL1271_TKIP_IV_SPACE);
+ }
+
+ info->status.rates[0].idx = -1;
+ info->status.rates[0].count = 0;
+
+ ieee80211_tx_status(wl->hw, skb);
}
-
- info->status.rates[0].idx = -1;
- info->status.rates[0].count = 0;
-
- ieee80211_tx_status(wl->hw, skb);
}
}
diff --git a/drivers/net/wireless/wl12xx/tx.h b/drivers/net/wireless/wl12xx/tx.h
index 02f07fa..fc7835c 100644
--- a/drivers/net/wireless/wl12xx/tx.h
+++ b/drivers/net/wireless/wl12xx/tx.h
@@ -25,7 +25,6 @@
#ifndef __TX_H__
#define __TX_H__
-#define TX_HW_BLOCK_SPARE 2
#define TX_HW_BLOCK_SIZE 252
#define TX_HW_MGMT_PKT_LIFETIME_TU 2000
@@ -41,6 +40,7 @@
BIT(8) | BIT(9))
#define TX_HW_ATTR_LAST_WORD_PAD (BIT(10) | BIT(11))
#define TX_HW_ATTR_TX_CMPLT_REQ BIT(12)
+#define TX_HW_ATTR_TX_DUMMY_REQ BIT(13)
#define TX_HW_ATTR_OFST_SAVE_RETRIES 0
#define TX_HW_ATTR_OFST_HEADER_PAD 1
@@ -55,20 +55,60 @@
#define WL1271_TX_ALIGN_TO 4
#define WL1271_TKIP_IV_SPACE 4
+/* Used for management frames and dummy packets */
+#define WL1271_TID_MGMT 7
+
+struct wl127x_tx_mem {
+ /*
+ * Number of extra memory blocks to allocate for this packet
+ * in addition to the number of blocks derived from the packet
+ * length.
+ */
+ u8 extra_blocks;
+ /*
+ * Total number of memory blocks allocated by the host for
+ * this packet. Must be equal or greater than the actual
+ * blocks number allocated by HW.
+ */
+ u8 total_mem_blocks;
+} __packed;
+
+struct wl128x_tx_mem {
+ /*
+ * Total number of memory blocks allocated by the host for
+ * this packet.
+ */
+ u8 total_mem_blocks;
+ /*
+ * Number of extra bytes, at the end of the frame. the host
+ * uses this padding to complete each frame to integer number
+ * of SDIO blocks.
+ */
+ u8 extra_bytes;
+} __packed;
+
+/*
+ * On wl128x based devices, when TX packets are aggregated, each packet
+ * size must be aligned to the SDIO block size. The maximum block size
+ * is bounded by the type of the padded bytes field that is sent to the
+ * FW. Currently the type is u8, so the maximum block size is 256 bytes.
+ */
+#define WL12XX_BUS_BLOCK_SIZE min(512u, \
+ (1u << (8 * sizeof(((struct wl128x_tx_mem *) 0)->extra_bytes))))
+
struct wl1271_tx_hw_descr {
/* Length of packet in words, including descriptor+header+data */
__le16 length;
- /* Number of extra memory blocks to allocate for this packet in
- addition to the number of blocks derived from the packet length */
- u8 extra_mem_blocks;
- /* Total number of memory blocks allocated by the host for this packet.
- Must be equal or greater than the actual blocks number allocated by
- HW!! */
- u8 total_mem_blocks;
+ union {
+ struct wl127x_tx_mem wl127x_mem;
+ struct wl128x_tx_mem wl128x_mem;
+ } __packed;
/* Device time (in us) when the packet arrived to the driver */
__le32 start_time;
- /* Max delay in TUs until transmission. The last device time the
- packet can be transmitted is: startTime+(1024*LifeTime) */
+ /*
+ * Max delay in TUs until transmission. The last device time the
+ * packet can be transmitted is: start_time + (1024 * life_time)
+ */
__le16 life_time;
/* Bitwise fields - see TX_ATTR... definitions above. */
__le16 tx_attr;
diff --git a/drivers/net/wireless/wl12xx/wl12xx.h b/drivers/net/wireless/wl12xx/wl12xx.h
index 86be83e..fb2b79f 100644
--- a/drivers/net/wireless/wl12xx/wl12xx.h
+++ b/drivers/net/wireless/wl12xx/wl12xx.h
@@ -131,9 +131,16 @@
#define WL1271_FW_NAME "ti-connectivity/wl1271-fw-2.bin"
-#define WL1271_AP_FW_NAME "ti-connectivity/wl1271-fw-ap.bin"
+#define WL128X_FW_NAME "ti-connectivity/wl128x-fw.bin"
+#define WL127X_AP_FW_NAME "ti-connectivity/wl1271-fw-ap.bin"
+#define WL128X_AP_FW_NAME "ti-connectivity/wl128x-fw-ap.bin"
-#define WL1271_NVS_NAME "ti-connectivity/wl1271-nvs.bin"
+/*
+ * wl127x and wl128x are using the same NVS file name. However, the
+ * ini parameters between them are different. The driver validates
+ * the correct NVS size in wl1271_boot_upload_nvs().
+ */
+#define WL12XX_NVS_NAME "ti-connectivity/wl1271-nvs.bin"
#define WL1271_TX_SECURITY_LO16(s) ((u16)((s) & 0xffff))
#define WL1271_TX_SECURITY_HI32(s) ((u32)(((s) >> 16) & 0xffffffff))
@@ -200,13 +207,29 @@
struct wl1271;
-#define WL12XX_NUM_FW_VER 5
+enum {
+ FW_VER_CHIP,
+ FW_VER_IF_TYPE,
+ FW_VER_MAJOR,
+ FW_VER_SUBTYPE,
+ FW_VER_MINOR,
-/* FIXME: I'm not sure about this structure name */
+ NUM_FW_VER
+};
+
+#define FW_VER_CHIP_WL127X 6
+#define FW_VER_CHIP_WL128X 7
+
+#define FW_VER_IF_TYPE_STA 1
+#define FW_VER_IF_TYPE_AP 2
+
+#define FW_VER_MINOR_1_SPARE_STA_MIN 58
+#define FW_VER_MINOR_1_SPARE_AP_MIN 47
+
struct wl1271_chip {
u32 id;
char fw_ver_str[ETHTOOL_BUSINFO_LEN];
- unsigned int fw_ver[WL12XX_NUM_FW_VER];
+ unsigned int fw_ver[NUM_FW_VER];
};
struct wl1271_stats {
@@ -261,6 +284,8 @@
u8 tx_total;
u8 reserved1;
__le16 reserved2;
+ /* Total structure size is 68 bytes */
+ u32 padding;
} __packed;
struct wl1271_fw_full_status {
@@ -277,9 +302,10 @@
u32 addr_extra;
};
+#define WL1271_MAX_CHANNELS 64
struct wl1271_scan {
struct cfg80211_scan_request *req;
- bool *scanned_ch;
+ unsigned long scanned_ch[BITS_TO_LONGS(WL1271_MAX_CHANNELS)];
bool failed;
u8 state;
u8 ssid[IW_ESSID_MAX_SIZE+1];
@@ -297,6 +323,7 @@
struct device* (*dev)(struct wl1271 *wl);
void (*enable_irq)(struct wl1271 *wl);
void (*disable_irq)(struct wl1271 *wl);
+ void (*set_block_size) (struct wl1271 *wl, unsigned int blksz);
};
#define MAX_NUM_KEYS 14
@@ -327,7 +354,9 @@
WL1271_FLAG_PSPOLL_FAILURE,
WL1271_FLAG_STA_STATE_SENT,
WL1271_FLAG_FW_TX_BUSY,
- WL1271_FLAG_AP_STARTED
+ WL1271_FLAG_AP_STARTED,
+ WL1271_FLAG_IF_INITIALIZED,
+ WL1271_FLAG_DUMMY_PACKET_PENDING,
};
struct wl1271_link {
@@ -371,7 +400,7 @@
u8 *fw;
size_t fw_len;
u8 fw_bss_type;
- struct wl1271_nvs_file *nvs;
+ void *nvs;
size_t nvs_len;
s8 hw_pg_ver;
@@ -389,6 +418,7 @@
/* Accounting for allocated / available TX blocks on HW */
u32 tx_blocks_freed[NUM_TX_QUEUES];
u32 tx_blocks_available;
+ u32 tx_allocated_blocks;
u32 tx_results_count;
/* Transmitted TX packets counter for chipset interface */
@@ -430,6 +460,9 @@
/* Intermediate buffer, used for packet aggregation */
u8 *aggr_buf;
+ /* Reusable dummy packet template */
+ struct sk_buff *dummy_packet;
+
/* Network stack work */
struct work_struct netstack_work;
@@ -527,6 +560,8 @@
bool ba_support;
u8 ba_rx_bitmap;
+ int tcxo_clock;
+
/*
* AP-mode - links indexed by HLID. The global and broadcast links
* are always active.
@@ -544,6 +579,9 @@
/* Quirks of specific hardware revisions */
unsigned int quirks;
+
+ /* Platform limitations */
+ unsigned int platform_quirks;
};
struct wl1271_station {
@@ -576,6 +614,15 @@
/* Quirks */
/* Each RX/TX transaction requires an end-of-transaction transfer */
-#define WL12XX_QUIRK_END_OF_TRANSACTION BIT(0)
+#define WL12XX_QUIRK_END_OF_TRANSACTION BIT(0)
+
+/*
+ * Older firmwares use 2 spare TX blocks
+ * (for STA < 6.1.3.50.58 or for AP < 6.2.0.0.47)
+ */
+#define WL12XX_QUIRK_USE_2_SPARE_BLOCKS BIT(1)
+
+/* WL128X requires aggregated packets to be aligned to the SDIO block size */
+#define WL12XX_QUIRK_BLOCKSIZE_ALIGNMENT BIT(2)
#endif
diff --git a/include/linux/wl12xx.h b/include/linux/wl12xx.h
index bebb8ef..4b69739 100644
--- a/include/linux/wl12xx.h
+++ b/include/linux/wl12xx.h
@@ -24,12 +24,26 @@
#ifndef _LINUX_WL12XX_H
#define _LINUX_WL12XX_H
-/* The board reference clock values */
+/* Reference clock values */
enum {
- WL12XX_REFCLOCK_19 = 0, /* 19.2 MHz */
- WL12XX_REFCLOCK_26 = 1, /* 26 MHz */
- WL12XX_REFCLOCK_38 = 2, /* 38.4 MHz */
- WL12XX_REFCLOCK_54 = 3, /* 54 MHz */
+ WL12XX_REFCLOCK_19 = 0, /* 19.2 MHz */
+ WL12XX_REFCLOCK_26 = 1, /* 26 MHz */
+ WL12XX_REFCLOCK_38 = 2, /* 38.4 MHz */
+ WL12XX_REFCLOCK_52 = 3, /* 52 MHz */
+ WL12XX_REFCLOCK_38_XTAL = 4, /* 38.4 MHz, XTAL */
+ WL12XX_REFCLOCK_26_XTAL = 5, /* 26 MHz, XTAL */
+};
+
+/* TCXO clock values */
+enum {
+ WL12XX_TCXOCLOCK_19_2 = 0, /* 19.2MHz */
+ WL12XX_TCXOCLOCK_26 = 1, /* 26 MHz */
+ WL12XX_TCXOCLOCK_38_4 = 2, /* 38.4MHz */
+ WL12XX_TCXOCLOCK_52 = 3, /* 52 MHz */
+ WL12XX_TCXOCLOCK_16_368 = 4, /* 16.368 MHz */
+ WL12XX_TCXOCLOCK_32_736 = 5, /* 32.736 MHz */
+ WL12XX_TCXOCLOCK_16_8 = 6, /* 16.8 MHz */
+ WL12XX_TCXOCLOCK_33_6 = 7, /* 33.6 MHz */
};
struct wl12xx_platform_data {
@@ -38,8 +52,13 @@
int irq;
bool use_eeprom;
int board_ref_clock;
+ int board_tcxo_clock;
+ unsigned long platform_quirks;
};
+/* Platform does not support level trigger interrupts */
+#define WL12XX_PLATFORM_QUIRK_EDGE_IRQ BIT(0)
+
#ifdef CONFIG_WL12XX_PLATFORM_DATA
int wl12xx_set_platform_data(const struct wl12xx_platform_data *data);
