提交 0e71bb08 编写于 作者: K Kalle Valo 提交者: John W. Linville

wl1251: remove wl1251_ops

Now wl1271 is splitted to separate files, no need to use wl1251_ops anymore.
So remove struct wl1251_chip and wl1251_ops.c.
Signed-off-by: NKalle Valo <kalle.valo@nokia.com>
Reviewed-by: NVidhya Govindan <vidhya.govindan@nokia.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>
上级 b5ed9c1b
wl1251-objs = wl1251_main.o wl1251_event.o \
wl1251_tx.o wl1251_rx.o wl1251_ps.o wl1251_cmd.o \
wl1251_acx.o wl1251_boot.o wl1251_init.o \
wl1251_ops.o wl1251_debugfs.o wl1251_io.o
wl1251_debugfs.o wl1251_io.o
obj-$(CONFIG_WL1251) += wl1251.o
obj-$(CONFIG_WL1251_SPI) += wl1251_spi.o
......
......@@ -143,35 +143,6 @@ struct wl1251_partition_set {
struct wl1251;
/* FIXME: I'm not sure about this structure name */
struct wl1251_chip {
u32 id;
const char *fw_filename;
const char *nvs_filename;
char fw_ver[21];
unsigned int power_on_sleep;
int intr_cmd_complete;
int intr_init_complete;
int (*op_upload_fw)(struct wl1251 *wl);
int (*op_upload_nvs)(struct wl1251 *wl);
int (*op_boot)(struct wl1251 *wl);
void (*op_set_ecpu_ctrl)(struct wl1251 *wl, u32 flag);
void (*op_target_enable_interrupts)(struct wl1251 *wl);
int (*op_hw_init)(struct wl1251 *wl);
int (*op_plt_init)(struct wl1251 *wl);
void (*op_tx_flush)(struct wl1251 *wl);
void (*op_fw_version)(struct wl1251 *wl);
int (*op_cmd_join)(struct wl1251 *wl, u8 bss_type, u8 dtim_interval,
u16 beacon_interval, u8 wait);
struct wl1251_partition_set *p_table;
enum wl12xx_acx_int_reg *acx_reg_table;
};
struct wl1251_stats {
struct acx_statistics *fw_stats;
unsigned long fw_stats_update;
......@@ -307,8 +278,6 @@ struct wl1251 {
int virtual_mem_addr;
int virtual_reg_addr;
struct wl1251_chip chip;
int cmd_box_addr;
int event_box_addr;
struct boot_attr boot_attr;
......@@ -401,6 +370,9 @@ struct wl1251 {
u32 buffer_cmd;
u8 buffer_busyword[WL1251_BUSY_WORD_LEN];
struct wl1251_rx_descriptor *rx_descriptor;
u32 chip_id;
char fw_ver[21];
};
int wl1251_plt_start(struct wl1251 *wl);
......@@ -420,16 +392,25 @@ void wl1251_disable_interrupts(struct wl1251 *wl);
#define WL1251_TX_QUEUE_MAX_LENGTH 20
/* Different chips need different sleep times after power on. WL1271 needs
* 200ms, WL1251 needs only 10ms. By default we use 200ms, but as soon as we
* know the chip ID, we change the sleep value in the wl1251 chip structure,
* so in subsequent power ons, we don't waste more time then needed. */
#define WL1251_DEFAULT_POWER_ON_SLEEP 200
#define CHIP_ID_1251_PG10 (0x7010101)
#define CHIP_ID_1251_PG11 (0x7020101)
#define CHIP_ID_1251_PG12 (0x7030101)
#define CHIP_ID_1271_PG10 (0x4030101)
#define CHIP_ID_1271_PG20 (0x4030111)
#define WL1251_FW_NAME "wl1251-fw.bin"
#define WL1251_NVS_NAME "wl1251-nvs.bin"
#define WL1251_POWER_ON_SLEEP 10 /* in miliseconds */
#define WL1251_PART_DOWN_MEM_START 0x0
#define WL1251_PART_DOWN_MEM_SIZE 0x16800
#define WL1251_PART_DOWN_REG_START REGISTERS_BASE
#define WL1251_PART_DOWN_REG_SIZE REGISTERS_DOWN_SIZE
#define WL1251_PART_WORK_MEM_START 0x28000
#define WL1251_PART_WORK_MEM_SIZE 0x14000
#define WL1251_PART_WORK_REG_START REGISTERS_BASE
#define WL1251_PART_WORK_REG_SIZE REGISTERS_WORK_SIZE
#endif
......@@ -837,3 +837,82 @@ int wl1251_acx_statistics(struct wl1251 *wl, struct acx_statistics *stats)
return 0;
}
int wl1251_acx_rate_policies(struct wl1251 *wl)
{
struct acx_rate_policy *acx;
int ret = 0;
wl1251_debug(DEBUG_ACX, "acx rate policies");
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
if (!acx) {
ret = -ENOMEM;
goto out;
}
/* configure one default (one-size-fits-all) rate class */
acx->rate_class_cnt = 1;
acx->rate_class[0].enabled_rates = ACX_RATE_MASK_UNSPECIFIED;
acx->rate_class[0].short_retry_limit = ACX_RATE_RETRY_LIMIT;
acx->rate_class[0].long_retry_limit = ACX_RATE_RETRY_LIMIT;
acx->rate_class[0].aflags = 0;
ret = wl1251_cmd_configure(wl, ACX_RATE_POLICY, acx, sizeof(*acx));
if (ret < 0) {
wl1251_warning("Setting of rate policies failed: %d", ret);
goto out;
}
out:
kfree(acx);
return ret;
}
int wl1251_acx_mem_cfg(struct wl1251 *wl)
{
struct wl1251_acx_config_memory *mem_conf;
int ret, i;
wl1251_debug(DEBUG_ACX, "acx mem cfg");
mem_conf = kzalloc(sizeof(*mem_conf), GFP_KERNEL);
if (!mem_conf) {
ret = -ENOMEM;
goto out;
}
/* memory config */
mem_conf->mem_config.num_stations = cpu_to_le16(DEFAULT_NUM_STATIONS);
mem_conf->mem_config.rx_mem_block_num = 35;
mem_conf->mem_config.tx_min_mem_block_num = 64;
mem_conf->mem_config.num_tx_queues = MAX_TX_QUEUES;
mem_conf->mem_config.host_if_options = HOSTIF_PKT_RING;
mem_conf->mem_config.num_ssid_profiles = 1;
mem_conf->mem_config.debug_buffer_size =
cpu_to_le16(TRACE_BUFFER_MAX_SIZE);
/* RX queue config */
mem_conf->rx_queue_config.dma_address = 0;
mem_conf->rx_queue_config.num_descs = ACX_RX_DESC_DEF;
mem_conf->rx_queue_config.priority = DEFAULT_RXQ_PRIORITY;
mem_conf->rx_queue_config.type = DEFAULT_RXQ_TYPE;
/* TX queue config */
for (i = 0; i < MAX_TX_QUEUES; i++) {
mem_conf->tx_queue_config[i].num_descs = ACX_TX_DESC_DEF;
mem_conf->tx_queue_config[i].attributes = i;
}
ret = wl1251_cmd_configure(wl, ACX_MEM_CFG, mem_conf,
sizeof(*mem_conf));
if (ret < 0) {
wl1251_warning("wl1251 mem config failed: %d", ret);
goto out;
}
out:
kfree(mem_conf);
return ret;
}
......@@ -1031,6 +1031,150 @@ struct acx_statistics {
struct acx_rxpipe_statistics rxpipe;
} __attribute__ ((packed));
#define ACX_MAX_RATE_CLASSES 8
#define ACX_RATE_MASK_UNSPECIFIED 0
#define ACX_RATE_RETRY_LIMIT 10
struct acx_rate_class {
u32 enabled_rates;
u8 short_retry_limit;
u8 long_retry_limit;
u8 aflags;
u8 reserved;
};
struct acx_rate_policy {
struct acx_header header;
u32 rate_class_cnt;
struct acx_rate_class rate_class[ACX_MAX_RATE_CLASSES];
} __attribute__ ((packed));
struct wl1251_acx_memory {
__le16 num_stations; /* number of STAs to be supported. */
u16 reserved_1;
/*
* Nmber of memory buffers for the RX mem pool.
* The actual number may be less if there are
* not enough blocks left for the minimum num
* of TX ones.
*/
u8 rx_mem_block_num;
u8 reserved_2;
u8 num_tx_queues; /* From 1 to 16 */
u8 host_if_options; /* HOST_IF* */
u8 tx_min_mem_block_num;
u8 num_ssid_profiles;
__le16 debug_buffer_size;
} __attribute__ ((packed));
#define ACX_RX_DESC_MIN 1
#define ACX_RX_DESC_MAX 127
#define ACX_RX_DESC_DEF 32
struct wl1251_acx_rx_queue_config {
u8 num_descs;
u8 pad;
u8 type;
u8 priority;
__le32 dma_address;
} __attribute__ ((packed));
#define ACX_TX_DESC_MIN 1
#define ACX_TX_DESC_MAX 127
#define ACX_TX_DESC_DEF 16
struct wl1251_acx_tx_queue_config {
u8 num_descs;
u8 pad[2];
u8 attributes;
} __attribute__ ((packed));
#define MAX_TX_QUEUE_CONFIGS 5
#define MAX_TX_QUEUES 4
struct wl1251_acx_config_memory {
struct acx_header header;
struct wl1251_acx_memory mem_config;
struct wl1251_acx_rx_queue_config rx_queue_config;
struct wl1251_acx_tx_queue_config tx_queue_config[MAX_TX_QUEUE_CONFIGS];
} __attribute__ ((packed));
struct wl1251_acx_mem_map {
struct acx_header header;
void *code_start;
void *code_end;
void *wep_defkey_start;
void *wep_defkey_end;
void *sta_table_start;
void *sta_table_end;
void *packet_template_start;
void *packet_template_end;
void *queue_memory_start;
void *queue_memory_end;
void *packet_memory_pool_start;
void *packet_memory_pool_end;
void *debug_buffer1_start;
void *debug_buffer1_end;
void *debug_buffer2_start;
void *debug_buffer2_end;
/* Number of blocks FW allocated for TX packets */
u32 num_tx_mem_blocks;
/* Number of blocks FW allocated for RX packets */
u32 num_rx_mem_blocks;
} __attribute__ ((packed));
/*************************************************************************
Host Interrupt Register (WiLink -> Host)
**************************************************************************/
/* RX packet is ready in Xfer buffer #0 */
#define WL1251_ACX_INTR_RX0_DATA BIT(0)
/* TX result(s) are in the TX complete buffer */
#define WL1251_ACX_INTR_TX_RESULT BIT(1)
/* OBSOLETE */
#define WL1251_ACX_INTR_TX_XFR BIT(2)
/* RX packet is ready in Xfer buffer #1 */
#define WL1251_ACX_INTR_RX1_DATA BIT(3)
/* Event was entered to Event MBOX #A */
#define WL1251_ACX_INTR_EVENT_A BIT(4)
/* Event was entered to Event MBOX #B */
#define WL1251_ACX_INTR_EVENT_B BIT(5)
/* OBSOLETE */
#define WL1251_ACX_INTR_WAKE_ON_HOST BIT(6)
/* Trace meassge on MBOX #A */
#define WL1251_ACX_INTR_TRACE_A BIT(7)
/* Trace meassge on MBOX #B */
#define WL1251_ACX_INTR_TRACE_B BIT(8)
/* Command processing completion */
#define WL1251_ACX_INTR_CMD_COMPLETE BIT(9)
/* Init sequence is done */
#define WL1251_ACX_INTR_INIT_COMPLETE BIT(14)
#define WL1251_ACX_INTR_ALL 0xFFFFFFFF
enum {
ACX_WAKE_UP_CONDITIONS = 0x0002,
ACX_MEM_CFG = 0x0003,
......@@ -1142,5 +1286,7 @@ int wl1251_acx_cts_protect(struct wl1251 *wl,
enum acx_ctsprotect_type ctsprotect);
int wl1251_acx_statistics(struct wl1251 *wl, struct acx_statistics *stats);
int wl1251_acx_tsf_info(struct wl1251 *wl, u64 *mactime);
int wl1251_acx_rate_policies(struct wl1251 *wl);
int wl1251_acx_mem_cfg(struct wl1251 *wl);
#endif /* __WL1251_ACX_H__ */
......@@ -28,6 +28,7 @@
#include "wl1251_io.h"
#include "wl1251_spi.h"
#include "wl1251_event.h"
#include "wl1251_acx.h"
void wl1251_boot_target_enable_interrupts(struct wl1251 *wl)
{
......@@ -208,18 +209,30 @@ int wl1251_boot_init_seq(struct wl1251 *wl)
return 0;
}
static void wl1251_boot_set_ecpu_ctrl(struct wl1251 *wl, u32 flag)
{
u32 cpu_ctrl;
/* 10.5.0 run the firmware (I) */
cpu_ctrl = wl1251_reg_read32(wl, ACX_REG_ECPU_CONTROL);
/* 10.5.1 run the firmware (II) */
cpu_ctrl &= ~flag;
wl1251_reg_write32(wl, ACX_REG_ECPU_CONTROL, cpu_ctrl);
}
int wl1251_boot_run_firmware(struct wl1251 *wl)
{
int loop, ret;
u32 chip_id, interrupt;
wl->chip.op_set_ecpu_ctrl(wl, ECPU_CONTROL_HALT);
wl1251_boot_set_ecpu_ctrl(wl, ECPU_CONTROL_HALT);
chip_id = wl1251_reg_read32(wl, CHIP_ID_B);
wl1251_debug(DEBUG_BOOT, "chip id after firmware boot: 0x%x", chip_id);
if (chip_id != wl->chip.id) {
if (chip_id != wl->chip_id) {
wl1251_error("chip id doesn't match after firmware boot");
return -EIO;
}
......@@ -236,9 +249,9 @@ int wl1251_boot_run_firmware(struct wl1251 *wl)
return -EIO;
}
/* check that ACX_INTR_INIT_COMPLETE is enabled */
else if (interrupt & wl->chip.intr_init_complete) {
else if (interrupt & WL1251_ACX_INTR_INIT_COMPLETE) {
wl1251_reg_write32(wl, ACX_REG_INTERRUPT_ACK,
wl->chip.intr_init_complete);
WL1251_ACX_INTR_INIT_COMPLETE);
break;
}
}
......@@ -256,16 +269,15 @@ int wl1251_boot_run_firmware(struct wl1251 *wl)
wl->event_box_addr = wl1251_reg_read32(wl, REG_EVENT_MAILBOX_PTR);
/* set the working partition to its "running" mode offset */
wl1251_set_partition(wl,
wl->chip.p_table[PART_WORK].mem.start,
wl->chip.p_table[PART_WORK].mem.size,
wl->chip.p_table[PART_WORK].reg.start,
wl->chip.p_table[PART_WORK].reg.size);
wl1251_set_partition(wl, WL1251_PART_WORK_MEM_START,
WL1251_PART_WORK_MEM_SIZE,
WL1251_PART_WORK_REG_START,
WL1251_PART_WORK_REG_SIZE);
wl1251_debug(DEBUG_MAILBOX, "cmd_box_addr 0x%x event_box_addr 0x%x",
wl->cmd_box_addr, wl->event_box_addr);
wl->chip.op_fw_version(wl);
wl1251_acx_fw_version(wl, wl->fw_ver, sizeof(wl->fw_ver));
/*
* in case of full asynchronous mode the firmware event must be
......@@ -275,7 +287,14 @@ int wl1251_boot_run_firmware(struct wl1251 *wl)
/* enable gpio interrupts */
wl1251_enable_interrupts(wl);
wl->chip.op_target_enable_interrupts(wl);
/* Enable target's interrupts */
wl->intr_mask = WL1251_ACX_INTR_RX0_DATA |
WL1251_ACX_INTR_RX1_DATA |
WL1251_ACX_INTR_TX_RESULT |
WL1251_ACX_INTR_EVENT_A |
WL1251_ACX_INTR_EVENT_B |
WL1251_ACX_INTR_INIT_COMPLETE;
wl1251_boot_target_enable_interrupts(wl);
/* unmask all mbox events */
wl->event_mask = 0xffffffff;
......@@ -291,3 +310,218 @@ int wl1251_boot_run_firmware(struct wl1251 *wl)
/* firmware startup completed */
return 0;
}
static int wl1251_boot_upload_firmware(struct wl1251 *wl)
{
int addr, chunk_num, partition_limit;
size_t fw_data_len;
u8 *p;
/* whal_FwCtrl_LoadFwImageSm() */
wl1251_debug(DEBUG_BOOT, "chip id before fw upload: 0x%x",
wl1251_reg_read32(wl, CHIP_ID_B));
/* 10.0 check firmware length and set partition */
fw_data_len = (wl->fw[4] << 24) | (wl->fw[5] << 16) |
(wl->fw[6] << 8) | (wl->fw[7]);
wl1251_debug(DEBUG_BOOT, "fw_data_len %zu chunk_size %d", fw_data_len,
CHUNK_SIZE);
if ((fw_data_len % 4) != 0) {
wl1251_error("firmware length not multiple of four");
return -EIO;
}
wl1251_set_partition(wl, WL1251_PART_DOWN_MEM_START,
WL1251_PART_DOWN_MEM_SIZE,
WL1251_PART_DOWN_REG_START,
WL1251_PART_DOWN_REG_SIZE);
/* 10.1 set partition limit and chunk num */
chunk_num = 0;
partition_limit = WL1251_PART_DOWN_MEM_SIZE;
while (chunk_num < fw_data_len / CHUNK_SIZE) {
/* 10.2 update partition, if needed */
addr = WL1251_PART_DOWN_MEM_START +
(chunk_num + 2) * CHUNK_SIZE;
if (addr > partition_limit) {
addr = WL1251_PART_DOWN_MEM_START +
chunk_num * CHUNK_SIZE;
partition_limit = chunk_num * CHUNK_SIZE +
WL1251_PART_DOWN_MEM_SIZE;
wl1251_set_partition(wl,
addr,
WL1251_PART_DOWN_MEM_SIZE,
WL1251_PART_DOWN_REG_START,
WL1251_PART_DOWN_REG_SIZE);
}
/* 10.3 upload the chunk */
addr = WL1251_PART_DOWN_MEM_START + chunk_num * CHUNK_SIZE;
p = wl->fw + FW_HDR_SIZE + chunk_num * CHUNK_SIZE;
wl1251_debug(DEBUG_BOOT, "uploading fw chunk 0x%p to 0x%x",
p, addr);
wl1251_mem_write(wl, addr, p, CHUNK_SIZE);
chunk_num++;
}
/* 10.4 upload the last chunk */
addr = WL1251_PART_DOWN_MEM_START + chunk_num * CHUNK_SIZE;
p = wl->fw + FW_HDR_SIZE + chunk_num * CHUNK_SIZE;
wl1251_debug(DEBUG_BOOT, "uploading fw last chunk (%zu B) 0x%p to 0x%x",
fw_data_len % CHUNK_SIZE, p, addr);
wl1251_mem_write(wl, addr, p, fw_data_len % CHUNK_SIZE);
return 0;
}
static int wl1251_boot_upload_nvs(struct wl1251 *wl)
{
size_t nvs_len, nvs_bytes_written, burst_len;
int nvs_start, i;
u32 dest_addr, val;
u8 *nvs_ptr, *nvs;
nvs = wl->nvs;
if (nvs == NULL)
return -ENODEV;
nvs_ptr = nvs;
nvs_len = wl->nvs_len;
nvs_start = wl->fw_len;
/*
* Layout before the actual NVS tables:
* 1 byte : burst length.
* 2 bytes: destination address.
* n bytes: data to burst copy.
*
* This is ended by a 0 length, then the NVS tables.
*/
while (nvs_ptr[0]) {
burst_len = nvs_ptr[0];
dest_addr = (nvs_ptr[1] & 0xfe) | ((u32)(nvs_ptr[2] << 8));
/* We move our pointer to the data */
nvs_ptr += 3;
for (i = 0; i < burst_len; i++) {
val = (nvs_ptr[0] | (nvs_ptr[1] << 8)
| (nvs_ptr[2] << 16) | (nvs_ptr[3] << 24));
wl1251_debug(DEBUG_BOOT,
"nvs burst write 0x%x: 0x%x",
dest_addr, val);
wl1251_mem_write32(wl, dest_addr, val);
nvs_ptr += 4;
dest_addr += 4;
}
}
/*
* We've reached the first zero length, the first NVS table
* is 7 bytes further.
*/
nvs_ptr += 7;
nvs_len -= nvs_ptr - nvs;
nvs_len = ALIGN(nvs_len, 4);
/* Now we must set the partition correctly */
wl1251_set_partition(wl, nvs_start,
WL1251_PART_DOWN_MEM_SIZE,
WL1251_PART_DOWN_REG_START,
WL1251_PART_DOWN_REG_SIZE);
/* And finally we upload the NVS tables */
nvs_bytes_written = 0;
while (nvs_bytes_written < nvs_len) {
val = (nvs_ptr[0] | (nvs_ptr[1] << 8)
| (nvs_ptr[2] << 16) | (nvs_ptr[3] << 24));
val = cpu_to_le32(val);
wl1251_debug(DEBUG_BOOT,
"nvs write table 0x%x: 0x%x",
nvs_start, val);
wl1251_mem_write32(wl, nvs_start, val);
nvs_ptr += 4;
nvs_bytes_written += 4;
nvs_start += 4;
}
return 0;
}
int wl1251_boot(struct wl1251 *wl)
{
int ret = 0, minor_minor_e2_ver;
u32 tmp, boot_data;
ret = wl1251_boot_soft_reset(wl);
if (ret < 0)
goto out;
/* 2. start processing NVS file */
ret = wl1251_boot_upload_nvs(wl);
if (ret < 0)
goto out;
/* write firmware's last address (ie. it's length) to
* ACX_EEPROMLESS_IND_REG */
wl1251_reg_write32(wl, ACX_EEPROMLESS_IND_REG, wl->fw_len);
/* 6. read the EEPROM parameters */
tmp = wl1251_reg_read32(wl, SCR_PAD2);
/* 7. read bootdata */
wl->boot_attr.radio_type = (tmp & 0x0000FF00) >> 8;
wl->boot_attr.major = (tmp & 0x00FF0000) >> 16;
tmp = wl1251_reg_read32(wl, SCR_PAD3);
/* 8. check bootdata and call restart sequence */
wl->boot_attr.minor = (tmp & 0x00FF0000) >> 16;
minor_minor_e2_ver = (tmp & 0xFF000000) >> 24;
wl1251_debug(DEBUG_BOOT, "radioType 0x%x majorE2Ver 0x%x "
"minorE2Ver 0x%x minor_minor_e2_ver 0x%x",
wl->boot_attr.radio_type, wl->boot_attr.major,
wl->boot_attr.minor, minor_minor_e2_ver);
ret = wl1251_boot_init_seq(wl);
if (ret < 0)
goto out;
/* 9. NVS processing done */
boot_data = wl1251_reg_read32(wl, ACX_REG_ECPU_CONTROL);
wl1251_debug(DEBUG_BOOT, "halt boot_data 0x%x", boot_data);
/* 10. check that ECPU_CONTROL_HALT bits are set in
* pWhalBus->uBootData and start uploading firmware
*/
if ((boot_data & ECPU_CONTROL_HALT) == 0) {
wl1251_error("boot failed, ECPU_CONTROL_HALT not set");
ret = -EIO;
goto out;
}
ret = wl1251_boot_upload_firmware(wl);
if (ret < 0)
goto out;
/* 10.5 start firmware */
ret = wl1251_boot_run_firmware(wl);
if (ret < 0)
goto out;
out:
return ret;
}
......@@ -30,6 +30,7 @@ int wl1251_boot_soft_reset(struct wl1251 *wl);
int wl1251_boot_init_seq(struct wl1251 *wl);
int wl1251_boot_run_firmware(struct wl1251 *wl);
void wl1251_boot_target_enable_interrupts(struct wl1251 *wl);
int wl1251_boot(struct wl1251 *wl);
/* number of times we try to read the INIT interrupt */
#define INIT_LOOP 20000
......
......@@ -37,7 +37,7 @@ int wl1251_cmd_send(struct wl1251 *wl, u16 id, void *buf, size_t len)
timeout = jiffies + msecs_to_jiffies(WL1251_COMMAND_TIMEOUT);
intr = wl1251_reg_read32(wl, ACX_REG_INTERRUPT_NO_CLEAR);
while (!(intr & wl->chip.intr_cmd_complete)) {
while (!(intr & WL1251_ACX_INTR_CMD_COMPLETE)) {
if (time_after(jiffies, timeout)) {
wl1251_error("command complete timeout");
ret = -ETIMEDOUT;
......@@ -50,7 +50,7 @@ int wl1251_cmd_send(struct wl1251 *wl, u16 id, void *buf, size_t len)
}
wl1251_reg_write32(wl, ACX_REG_INTERRUPT_ACK,
wl->chip.intr_cmd_complete);
WL1251_ACX_INTR_CMD_COMPLETE);
out:
return ret;
......
......@@ -28,6 +28,7 @@
#include "wl12xx_80211.h"
#include "wl1251_acx.h"
#include "wl1251_cmd.h"
#include "reg.h"
int wl1251_hw_init_hwenc_config(struct wl1251 *wl)
{
......@@ -198,3 +199,215 @@ int wl1251_hw_init_power_auth(struct wl1251 *wl)
{
return wl1251_acx_sleep_auth(wl, WL1251_PSM_CAM);
}
int wl1251_hw_init_mem_config(struct wl1251 *wl)
{
int ret;
ret = wl1251_acx_mem_cfg(wl);
if (ret < 0)
return ret;
wl->target_mem_map = kzalloc(sizeof(struct wl1251_acx_mem_map),
GFP_KERNEL);
if (!wl->target_mem_map) {
wl1251_error("couldn't allocate target memory map");
return -ENOMEM;
}
/* we now ask for the firmware built memory map */
ret = wl1251_acx_mem_map(wl, wl->target_mem_map,
sizeof(struct wl1251_acx_mem_map));
if (ret < 0) {
wl1251_error("couldn't retrieve firmware memory map");
kfree(wl->target_mem_map);
wl->target_mem_map = NULL;
return ret;
}
return 0;
}
static int wl1251_hw_init_txq_fill(u8 qid,
struct acx_tx_queue_qos_config *config,
u32 num_blocks)
{
config->qid = qid;
switch (qid) {
case QOS_AC_BE:
config->high_threshold =
(QOS_TX_HIGH_BE_DEF * num_blocks) / 100;
config->low_threshold =
(QOS_TX_LOW_BE_DEF * num_blocks) / 100;
break;
case QOS_AC_BK:
config->high_threshold =
(QOS_TX_HIGH_BK_DEF * num_blocks) / 100;
config->low_threshold =
(QOS_TX_LOW_BK_DEF * num_blocks) / 100;
break;
case QOS_AC_VI:
config->high_threshold =
(QOS_TX_HIGH_VI_DEF * num_blocks) / 100;
config->low_threshold =
(QOS_TX_LOW_VI_DEF * num_blocks) / 100;
break;
case QOS_AC_VO:
config->high_threshold =
(QOS_TX_HIGH_VO_DEF * num_blocks) / 100;
config->low_threshold =
(QOS_TX_LOW_VO_DEF * num_blocks) / 100;
break;
default:
wl1251_error("Invalid TX queue id: %d", qid);
return -EINVAL;
}
return 0;
}
static int wl1251_hw_init_tx_queue_config(struct wl1251 *wl)
{
struct acx_tx_queue_qos_config *config;
struct wl1251_acx_mem_map *wl_mem_map = wl->target_mem_map;
int ret, i;
wl1251_debug(DEBUG_ACX, "acx tx queue config");
config = kzalloc(sizeof(*config), GFP_KERNEL);
if (!config) {
ret = -ENOMEM;
goto out;
}
for (i = 0; i < MAX_NUM_OF_AC; i++) {
ret = wl1251_hw_init_txq_fill(i, config,
wl_mem_map->num_tx_mem_blocks);
if (ret < 0)
goto out;
ret = wl1251_cmd_configure(wl, ACX_TX_QUEUE_CFG,
config, sizeof(*config));
if (ret < 0)
goto out;
}
out:
kfree(config);
return ret;
}
static int wl1251_hw_init_data_path_config(struct wl1251 *wl)
{
int ret;
/* asking for the data path parameters */
wl->data_path = kzalloc(sizeof(struct acx_data_path_params_resp),
GFP_KERNEL);
if (!wl->data_path) {
wl1251_error("Couldnt allocate data path parameters");
return -ENOMEM;
}
ret = wl1251_acx_data_path_params(wl, wl->data_path);
if (ret < 0) {
kfree(wl->data_path);
wl->data_path = NULL;
return ret;
}
return 0;
}
int wl1251_hw_init(struct wl1251 *wl)
{
struct wl1251_acx_mem_map *wl_mem_map;
int ret;
ret = wl1251_hw_init_hwenc_config(wl);
if (ret < 0)
return ret;
/* Template settings */
ret = wl1251_hw_init_templates_config(wl);
if (ret < 0)
return ret;
/* Default memory configuration */
ret = wl1251_hw_init_mem_config(wl);
if (ret < 0)
return ret;
/* Default data path configuration */
ret = wl1251_hw_init_data_path_config(wl);
if (ret < 0)
goto out_free_memmap;
/* RX config */
ret = wl1251_hw_init_rx_config(wl,
RX_CFG_PROMISCUOUS | RX_CFG_TSF,
RX_FILTER_OPTION_DEF);
/* RX_CONFIG_OPTION_ANY_DST_ANY_BSS,
RX_FILTER_OPTION_FILTER_ALL); */
if (ret < 0)
goto out_free_data_path;
/* TX queues config */
ret = wl1251_hw_init_tx_queue_config(wl);
if (ret < 0)
goto out_free_data_path;
/* PHY layer config */
ret = wl1251_hw_init_phy_config(wl);
if (ret < 0)
goto out_free_data_path;
/* Beacon filtering */
ret = wl1251_hw_init_beacon_filter(wl);
if (ret < 0)
goto out_free_data_path;
/* Bluetooth WLAN coexistence */
ret = wl1251_hw_init_pta(wl);
if (ret < 0)
goto out_free_data_path;
/* Energy detection */
ret = wl1251_hw_init_energy_detection(wl);
if (ret < 0)
goto out_free_data_path;
/* Beacons and boradcast settings */
ret = wl1251_hw_init_beacon_broadcast(wl);
if (ret < 0)
goto out_free_data_path;
/* Enable data path */
ret = wl1251_cmd_data_path(wl, wl->channel, 1);
if (ret < 0)
goto out_free_data_path;
/* Default power state */
ret = wl1251_hw_init_power_auth(wl);
if (ret < 0)
goto out_free_data_path;
wl_mem_map = wl->target_mem_map;
wl1251_info("%d tx blocks at 0x%x, %d rx blocks at 0x%x",
wl_mem_map->num_tx_mem_blocks,
wl->data_path->tx_control_addr,
wl_mem_map->num_rx_mem_blocks,
wl->data_path->rx_control_addr);
return 0;
out_free_data_path:
kfree(wl->data_path);
out_free_memmap:
kfree(wl->target_mem_map);
return ret;
}
......@@ -35,5 +35,7 @@ int wl1251_hw_init_pta(struct wl1251 *wl);
int wl1251_hw_init_energy_detection(struct wl1251 *wl);
int wl1251_hw_init_beacon_broadcast(struct wl1251 *wl);
int wl1251_hw_init_power_auth(struct wl1251 *wl);
int wl1251_hw_init_mem_config(struct wl1251 *wl);
int wl1251_hw_init(struct wl1251 *wl);
#endif
......@@ -25,6 +25,21 @@
#include "reg.h"
#include "wl1251_io.h"
/* FIXME: this is static data nowadays and the table can be removed */
static enum wl12xx_acx_int_reg wl1251_io_reg_table[ACX_REG_TABLE_LEN] = {
[ACX_REG_INTERRUPT_TRIG] = (REGISTERS_BASE + 0x0474),
[ACX_REG_INTERRUPT_TRIG_H] = (REGISTERS_BASE + 0x0478),
[ACX_REG_INTERRUPT_MASK] = (REGISTERS_BASE + 0x0494),
[ACX_REG_HINT_MASK_SET] = (REGISTERS_BASE + 0x0498),
[ACX_REG_HINT_MASK_CLR] = (REGISTERS_BASE + 0x049C),
[ACX_REG_INTERRUPT_NO_CLEAR] = (REGISTERS_BASE + 0x04B0),
[ACX_REG_INTERRUPT_CLEAR] = (REGISTERS_BASE + 0x04A4),
[ACX_REG_INTERRUPT_ACK] = (REGISTERS_BASE + 0x04A8),
[ACX_REG_SLV_SOFT_RESET] = (REGISTERS_BASE + 0x0000),
[ACX_REG_EE_START] = (REGISTERS_BASE + 0x080C),
[ACX_REG_ECPU_CONTROL] = (REGISTERS_BASE + 0x0804)
};
static int wl1251_translate_reg_addr(struct wl1251 *wl, int addr)
{
/* If the address is lower than REGISTERS_BASE, it means that this is
......@@ -36,7 +51,7 @@ static int wl1251_translate_reg_addr(struct wl1251 *wl, int addr)
wl1251_error("address out of range (%d)", addr);
return -EINVAL;
}
addr = wl->chip.acx_reg_table[addr];
addr = wl1251_io_reg_table[addr];
}
return addr - wl->physical_reg_addr + wl->virtual_reg_addr;
......
......@@ -32,7 +32,6 @@
#include "wl1251.h"
#include "wl12xx_80211.h"
#include "reg.h"
#include "wl1251_ops.h"
#include "wl1251_io.h"
#include "wl1251_cmd.h"
#include "wl1251_event.h"
......@@ -41,6 +40,7 @@
#include "wl1251_ps.h"
#include "wl1251_init.h"
#include "wl1251_debugfs.h"
#include "wl1251_boot.h"
void wl1251_enable_interrupts(struct wl1251 *wl)
{
......@@ -68,7 +68,7 @@ static int wl1251_fetch_firmware(struct wl1251 *wl)
struct device *dev = wiphy_dev(wl->hw->wiphy);
int ret;
ret = request_firmware(&fw, wl->chip.fw_filename, dev);
ret = request_firmware(&fw, WL1251_FW_NAME, dev);
if (ret < 0) {
wl1251_error("could not get firmware: %d", ret);
......@@ -107,7 +107,7 @@ static int wl1251_fetch_nvs(struct wl1251 *wl)
struct device *dev = wiphy_dev(wl->hw->wiphy);
int ret;
ret = request_firmware(&fw, wl->chip.nvs_filename, dev);
ret = request_firmware(&fw, WL1251_NVS_NAME, dev);
if (ret < 0) {
wl1251_error("could not get nvs file: %d", ret);
......@@ -157,7 +157,7 @@ static int wl1251_chip_wakeup(struct wl1251 *wl)
int ret = 0;
wl1251_power_on(wl);
msleep(wl->chip.power_on_sleep);
msleep(WL1251_POWER_ON_SLEEP);
wl->if_ops->reset(wl);
/* We don't need a real memory partition here, because we only want
......@@ -174,22 +174,19 @@ static int wl1251_chip_wakeup(struct wl1251 *wl)
/* whal_FwCtrl_BootSm() */
/* 0. read chip id from CHIP_ID */
wl->chip.id = wl1251_reg_read32(wl, CHIP_ID_B);
wl->chip_id = wl1251_reg_read32(wl, CHIP_ID_B);
/* 1. check if chip id is valid */
switch (wl->chip.id) {
switch (wl->chip_id) {
case CHIP_ID_1251_PG12:
wl1251_debug(DEBUG_BOOT, "chip id 0x%x (1251 PG12)",
wl->chip.id);
wl1251_setup(wl);
wl->chip_id);
break;
case CHIP_ID_1251_PG10:
case CHIP_ID_1251_PG11:
default:
wl1251_error("unsupported chip id: 0x%x", wl->chip.id);
wl1251_error("unsupported chip id: 0x%x", wl->chip_id);
ret = -ENODEV;
goto out;
}
......@@ -211,6 +208,107 @@ static int wl1251_chip_wakeup(struct wl1251 *wl)
return ret;
}
static void wl1251_irq_work(struct work_struct *work)
{
u32 intr;
struct wl1251 *wl =
container_of(work, struct wl1251, irq_work);
int ret;
mutex_lock(&wl->mutex);
wl1251_debug(DEBUG_IRQ, "IRQ work");
if (wl->state == WL1251_STATE_OFF)
goto out;
ret = wl1251_ps_elp_wakeup(wl);
if (ret < 0)
goto out;
wl1251_reg_write32(wl, ACX_REG_INTERRUPT_MASK, WL1251_ACX_INTR_ALL);
intr = wl1251_reg_read32(wl, ACX_REG_INTERRUPT_CLEAR);
wl1251_debug(DEBUG_IRQ, "intr: 0x%x", intr);
if (wl->data_path) {
wl->rx_counter =
wl1251_mem_read32(wl, wl->data_path->rx_control_addr);
/* We handle a frmware bug here */
switch ((wl->rx_counter - wl->rx_handled) & 0xf) {
case 0:
wl1251_debug(DEBUG_IRQ, "RX: FW and host in sync");
intr &= ~WL1251_ACX_INTR_RX0_DATA;
intr &= ~WL1251_ACX_INTR_RX1_DATA;
break;
case 1:
wl1251_debug(DEBUG_IRQ, "RX: FW +1");
intr |= WL1251_ACX_INTR_RX0_DATA;
intr &= ~WL1251_ACX_INTR_RX1_DATA;
break;
case 2:
wl1251_debug(DEBUG_IRQ, "RX: FW +2");
intr |= WL1251_ACX_INTR_RX0_DATA;
intr |= WL1251_ACX_INTR_RX1_DATA;
break;
default:
wl1251_warning("RX: FW and host out of sync: %d",
wl->rx_counter - wl->rx_handled);
break;
}
wl->rx_handled = wl->rx_counter;
wl1251_debug(DEBUG_IRQ, "RX counter: %d", wl->rx_counter);
}
intr &= wl->intr_mask;
if (intr == 0) {
wl1251_debug(DEBUG_IRQ, "INTR is 0");
wl1251_reg_write32(wl, ACX_REG_INTERRUPT_MASK,
~(wl->intr_mask));
goto out_sleep;
}
if (intr & WL1251_ACX_INTR_RX0_DATA) {
wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_RX0_DATA");
wl1251_rx(wl);
}
if (intr & WL1251_ACX_INTR_RX1_DATA) {
wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_RX1_DATA");
wl1251_rx(wl);
}
if (intr & WL1251_ACX_INTR_TX_RESULT) {
wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_TX_RESULT");
wl1251_tx_complete(wl);
}
if (intr & (WL1251_ACX_INTR_EVENT_A | WL1251_ACX_INTR_EVENT_B)) {
wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_EVENT (0x%x)", intr);
if (intr & WL1251_ACX_INTR_EVENT_A)
wl1251_event_handle(wl, 0);
else
wl1251_event_handle(wl, 1);
}
if (intr & WL1251_ACX_INTR_INIT_COMPLETE)
wl1251_debug(DEBUG_IRQ, "WL1251_ACX_INTR_INIT_COMPLETE");
wl1251_reg_write32(wl, ACX_REG_INTERRUPT_MASK, ~(wl->intr_mask));
out_sleep:
wl1251_ps_elp_sleep(wl);
out:
mutex_unlock(&wl->mutex);
}
static void wl1251_filter_work(struct work_struct *work)
{
struct wl1251 *wl =
......@@ -227,7 +325,7 @@ static void wl1251_filter_work(struct work_struct *work)
goto out;
/* FIXME: replace the magic numbers with proper definitions */
ret = wl->chip.op_cmd_join(wl, wl->bss_type, 1, 100, 0);
ret = wl1251_cmd_join(wl, wl->bss_type, 1, 100, 0);
if (ret < 0)
goto out_sleep;
......@@ -289,11 +387,11 @@ static int wl1251_op_start(struct ieee80211_hw *hw)
if (ret < 0)
goto out;
ret = wl->chip.op_boot(wl);
ret = wl1251_boot(wl);
if (ret < 0)
goto out;
ret = wl->chip.op_hw_init(wl);
ret = wl1251_hw_init(wl);
if (ret < 0)
goto out;
......@@ -303,7 +401,7 @@ static int wl1251_op_start(struct ieee80211_hw *hw)
wl->state = WL1251_STATE_ON;
wl1251_info("firmware booted (%s)", wl->chip.fw_ver);
wl1251_info("firmware booted (%s)", wl->fw_ver);
out:
if (ret < 0)
......@@ -346,7 +444,7 @@ static void wl1251_op_stop(struct ieee80211_hw *hw)
mutex_lock(&wl->mutex);
/* let's notify MAC80211 about the remaining pending TX frames */
wl->chip.op_tx_flush(wl);
wl1251_tx_flush(wl);
wl1251_power_off(wl);
memset(wl->bssid, 0, ETH_ALEN);
......@@ -467,7 +565,7 @@ static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
if (channel != wl->channel) {
/* FIXME: use beacon interval provided by mac80211 */
ret = wl->chip.op_cmd_join(wl, wl->bss_type, 1, 100, 0);
ret = wl1251_cmd_join(wl, wl->bss_type, 1, 100, 0);
if (ret < 0)
goto out_sleep;
......@@ -1041,7 +1139,7 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
if (ret < 0)
goto out;
ret = wl->chip.op_cmd_join(wl, wl->bss_type, 1, 100, 0);
ret = wl1251_cmd_join(wl, wl->bss_type, 1, 100, 0);
if (ret < 0)
goto out;
......@@ -1232,15 +1330,14 @@ struct ieee80211_hw *wl1251_alloc_hw(void)
wl->tx_queue_stopped = false;
wl->power_level = WL1251_DEFAULT_POWER_LEVEL;
/* We use the default power on sleep time until we know which chip
* we're using */
wl->chip.power_on_sleep = WL1251_DEFAULT_POWER_ON_SLEEP;
for (i = 0; i < FW_TX_CMPLT_BLOCK_SIZE; i++)
wl->tx_frames[i] = NULL;
wl->next_tx_complete = 0;
INIT_WORK(&wl->irq_work, wl1251_irq_work);
INIT_WORK(&wl->tx_work, wl1251_tx_work);
/*
* In case our MAC address is not correctly set,
* we use a random but Nokia MAC.
......
/*
* This file is part of wl1251
*
* Copyright (C) 2008 Nokia Corporation
*
* Contact: Kalle Valo <kalle.valo@nokia.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#ifndef __WL1251_OPS_H__
#define __WL1251_OPS_H__
#include <linux/bitops.h>
#include "wl1251.h"
#include "wl1251_acx.h"
#define WL1251_FW_NAME "wl1251-fw.bin"
#define WL1251_NVS_NAME "wl1251-nvs.bin"
#define WL1251_POWER_ON_SLEEP 10 /* in miliseconds */
void wl1251_setup(struct wl1251 *wl);
struct wl1251_acx_memory {
__le16 num_stations; /* number of STAs to be supported. */
u16 reserved_1;
/*
* Nmber of memory buffers for the RX mem pool.
* The actual number may be less if there are
* not enough blocks left for the minimum num
* of TX ones.
*/
u8 rx_mem_block_num;
u8 reserved_2;
u8 num_tx_queues; /* From 1 to 16 */
u8 host_if_options; /* HOST_IF* */
u8 tx_min_mem_block_num;
u8 num_ssid_profiles;
__le16 debug_buffer_size;
} __attribute__ ((packed));
#define ACX_RX_DESC_MIN 1
#define ACX_RX_DESC_MAX 127
#define ACX_RX_DESC_DEF 32
struct wl1251_acx_rx_queue_config {
u8 num_descs;
u8 pad;
u8 type;
u8 priority;
__le32 dma_address;
} __attribute__ ((packed));
#define ACX_TX_DESC_MIN 1
#define ACX_TX_DESC_MAX 127
#define ACX_TX_DESC_DEF 16
struct wl1251_acx_tx_queue_config {
u8 num_descs;
u8 pad[2];
u8 attributes;
} __attribute__ ((packed));
#define MAX_TX_QUEUE_CONFIGS 5
#define MAX_TX_QUEUES 4
struct wl1251_acx_config_memory {
struct acx_header header;
struct wl1251_acx_memory mem_config;
struct wl1251_acx_rx_queue_config rx_queue_config;
struct wl1251_acx_tx_queue_config tx_queue_config[MAX_TX_QUEUE_CONFIGS];
} __attribute__ ((packed));
struct wl1251_acx_mem_map {
struct acx_header header;
void *code_start;
void *code_end;
void *wep_defkey_start;
void *wep_defkey_end;
void *sta_table_start;
void *sta_table_end;
void *packet_template_start;
void *packet_template_end;
void *queue_memory_start;
void *queue_memory_end;
void *packet_memory_pool_start;
void *packet_memory_pool_end;
void *debug_buffer1_start;
void *debug_buffer1_end;
void *debug_buffer2_start;
void *debug_buffer2_end;
/* Number of blocks FW allocated for TX packets */
u32 num_tx_mem_blocks;
/* Number of blocks FW allocated for RX packets */
u32 num_rx_mem_blocks;
} __attribute__ ((packed));
/*************************************************************************
Host Interrupt Register (WiLink -> Host)
**************************************************************************/
/* RX packet is ready in Xfer buffer #0 */
#define WL1251_ACX_INTR_RX0_DATA BIT(0)
/* TX result(s) are in the TX complete buffer */
#define WL1251_ACX_INTR_TX_RESULT BIT(1)
/* OBSOLETE */
#define WL1251_ACX_INTR_TX_XFR BIT(2)
/* RX packet is ready in Xfer buffer #1 */
#define WL1251_ACX_INTR_RX1_DATA BIT(3)
/* Event was entered to Event MBOX #A */
#define WL1251_ACX_INTR_EVENT_A BIT(4)
/* Event was entered to Event MBOX #B */
#define WL1251_ACX_INTR_EVENT_B BIT(5)
/* OBSOLETE */
#define WL1251_ACX_INTR_WAKE_ON_HOST BIT(6)
/* Trace meassge on MBOX #A */
#define WL1251_ACX_INTR_TRACE_A BIT(7)
/* Trace meassge on MBOX #B */
#define WL1251_ACX_INTR_TRACE_B BIT(8)
/* Command processing completion */
#define WL1251_ACX_INTR_CMD_COMPLETE BIT(9)
/* Init sequence is done */
#define WL1251_ACX_INTR_INIT_COMPLETE BIT(14)
#define WL1251_ACX_INTR_ALL 0xFFFFFFFF
#endif
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