#define MEM_FB_BASE (MEM_CAMIPP_BASE - MEM_FB_SIZE)
#define LINUX_SIZE (MEM_FB_BASE - RK29_SDRAM_PHYS)
+#define PREALLOC_WLAN_SEC_NUM 4
+#define PREALLOC_WLAN_BUF_NUM 160
+#define PREALLOC_WLAN_SECTION_HEADER 24
+
+#define WLAN_SECTION_SIZE_0 (PREALLOC_WLAN_BUF_NUM * 128)
+#define WLAN_SECTION_SIZE_1 (PREALLOC_WLAN_BUF_NUM * 128)
+#define WLAN_SECTION_SIZE_2 (PREALLOC_WLAN_BUF_NUM * 512)
+#define WLAN_SECTION_SIZE_3 (PREALLOC_WLAN_BUF_NUM * 1024)
+
+#define WLAN_SKB_BUF_NUM 16
+
+static struct sk_buff *wlan_static_skb[WLAN_SKB_BUF_NUM];
+
+struct wifi_mem_prealloc {
+ void *mem_ptr;
+ unsigned long size;
+};
+
extern struct sys_timer rk29_timer;
static int rk29_nand_io_init(void)
}
EXPORT_SYMBOL(rk29sdk_wifi_set_carddetect);
+static struct wifi_mem_prealloc wifi_mem_array[PREALLOC_WLAN_SEC_NUM] = {
+ {NULL, (WLAN_SECTION_SIZE_0 + PREALLOC_WLAN_SECTION_HEADER)},
+ {NULL, (WLAN_SECTION_SIZE_1 + PREALLOC_WLAN_SECTION_HEADER)},
+ {NULL, (WLAN_SECTION_SIZE_2 + PREALLOC_WLAN_SECTION_HEADER)},
+ {NULL, (WLAN_SECTION_SIZE_3 + PREALLOC_WLAN_SECTION_HEADER)}
+};
+
+static void *rk29sdk_mem_prealloc(int section, unsigned long size)
+{
+ if (section == PREALLOC_WLAN_SEC_NUM)
+ return wlan_static_skb;
+
+ if ((section < 0) || (section > PREALLOC_WLAN_SEC_NUM))
+ return NULL;
+
+ if (wifi_mem_array[section].size < size)
+ return NULL;
+
+ return wifi_mem_array[section].mem_ptr;
+}
+
+int __init rk29sdk_init_wifi_mem(void)
+{
+ int i;
+ int j;
+
+ for (i = 0 ; i < WLAN_SKB_BUF_NUM ; i++) {
+ wlan_static_skb[i] = dev_alloc_skb(
+ ((i < (WLAN_SKB_BUF_NUM / 2)) ? 4096 : 8192));
+
+ if (!wlan_static_skb[i])
+ goto err_skb_alloc;
+ }
+
+ for (i = 0 ; i < PREALLOC_WLAN_SEC_NUM ; i++) {
+ wifi_mem_array[i].mem_ptr =
+ kmalloc(wifi_mem_array[i].size, GFP_KERNEL);
+
+ if (!wifi_mem_array[i].mem_ptr)
+ goto err_mem_alloc;
+ }
+ return 0;
+
+ err_mem_alloc:
+ pr_err("Failed to mem_alloc for WLAN\n");
+ for (j = 0 ; j < i ; j++)
+ kfree(wifi_mem_array[j].mem_ptr);
+
+ i = WLAN_SKB_BUF_NUM;
+
+ err_skb_alloc:
+ pr_err("Failed to skb_alloc for WLAN\n");
+ for (j = 0 ; j < i ; j++)
+ dev_kfree_skb(wlan_static_skb[j]);
+
+ return -ENOMEM;
+}
+
static struct wifi_platform_data rk29sdk_wifi_control = {
.set_power = rk29sdk_wifi_power,
.set_reset = rk29sdk_wifi_reset,
.set_carddetect = rk29sdk_wifi_set_carddetect,
+ .mem_prealloc = rk29sdk_mem_prealloc,
};
static struct platform_device rk29sdk_wifi_device = {
.name = "bcm4329_wlan",
#endif
spi_register_board_info(board_spi_devices, ARRAY_SIZE(board_spi_devices));
+
+ rk29sdk_init_wifi_mem();
}
static void __init machine_rk29_fixup(struct machine_desc *desc, struct tag *tags,
-DDHD_FIRSTREAD=64 -DDHD_GPL -DDHD_SCHED -DBDC -DTOE -DDHD_BCMEVENTS \
-DSHOW_EVENTS -DBCMSDIO -DDHD_GPL -DBCMLXSDMMC -DBCMPLATFORM_BUS \
-Wall -Wstrict-prototypes -Werror -DCUSTOMER_HW2 \
- -DDHD_DEBUG_TRAP -DSOFTAP \
+ -DDHD_USE_STATIC_BUF -DDHD_DEBUG_TRAP -DSOFTAP \
-DEMBEDDED_PLATFORM -DARP_OFFLOAD_SUPPORT -DPKT_FILTER_SUPPORT \
-DGET_CUSTOM_MAC_ENABLE -DSET_RANDOM_MAC_SOFTAP \
-DKEEP_ALIVE \
-Idrivers/net/wireless/bcm4329 -Idrivers/net/wireless/bcm4329/include
#options defines dependent on platform board and applicantion requirements:
-#-DOOB_INTR_ONLY -DDHD_USE_STATIC_BUF -DMMC_SDIO_ABORT -DHW_OOB -DCSCAN
+#-DOOB_INTR_ONLY -DMMC_SDIO_ABORT -DHW_OOB -DCSCAN
DHDOFILES = dhd_linux.o linux_osl.o bcmutils.o dhd_common.o dhd_custom_gpio.o \
wl_iw.o siutils.o sbutils.o aiutils.o hndpmu.o bcmwifi.o dhd_sdio.o \