diff options
Diffstat (limited to 'drivers/net/wireless/wl12xx/wl1271_io.c')
-rw-r--r-- | drivers/net/wireless/wl12xx/wl1271_io.c | 87 |
1 files changed, 22 insertions, 65 deletions
diff --git a/drivers/net/wireless/wl12xx/wl1271_io.c b/drivers/net/wireless/wl12xx/wl1271_io.c index 5cd94d5..c8759ac 100644 --- a/drivers/net/wireless/wl12xx/wl1271_io.c +++ b/drivers/net/wireless/wl12xx/wl1271_io.c @@ -28,30 +28,29 @@ #include "wl1271.h" #include "wl12xx_80211.h" -#include "wl1271_spi.h" #include "wl1271_io.h" -static int wl1271_translate_addr(struct wl1271 *wl, int addr) +#define OCP_CMD_LOOP 32 + +#define OCP_CMD_WRITE 0x1 +#define OCP_CMD_READ 0x2 + +#define OCP_READY_MASK BIT(18) +#define OCP_STATUS_MASK (BIT(16) | BIT(17)) + +#define OCP_STATUS_NO_RESP 0x00000 +#define OCP_STATUS_OK 0x10000 +#define OCP_STATUS_REQ_FAILED 0x20000 +#define OCP_STATUS_RESP_ERROR 0x30000 + +void wl1271_disable_interrupts(struct wl1271 *wl) { - /* - * To translate, first check to which window of addresses the - * particular address belongs. Then subtract the starting address - * of that window from the address. Then, add offset of the - * translated region. - * - * The translated regions occur next to each other in physical device - * memory, so just add the sizes of the preceeding address regions to - * get the offset to the new region. - * - * Currently, only the two first regions are addressed, and the - * assumption is that all addresses will fall into either of those - * two. - */ - if ((addr >= wl->part.reg.start) && - (addr < wl->part.reg.start + wl->part.reg.size)) - return addr - wl->part.reg.start + wl->part.mem.size; - else - return addr - wl->part.mem.start; + wl->if_ops->disable_irq(wl); +} + +void wl1271_enable_interrupts(struct wl1271 *wl) +{ + wl->if_ops->enable_irq(wl); } /* Set the SPI partitions to access the chip addresses @@ -117,54 +116,12 @@ int wl1271_set_partition(struct wl1271 *wl, void wl1271_io_reset(struct wl1271 *wl) { - wl1271_spi_reset(wl); + wl->if_ops->reset(wl); } void wl1271_io_init(struct wl1271 *wl) { - wl1271_spi_init(wl); -} - -void wl1271_raw_write(struct wl1271 *wl, int addr, void *buf, - size_t len, bool fixed) -{ - wl1271_spi_raw_write(wl, addr, buf, len, fixed); -} - -void wl1271_raw_read(struct wl1271 *wl, int addr, void *buf, - size_t len, bool fixed) -{ - wl1271_spi_raw_read(wl, addr, buf, len, fixed); -} - -void wl1271_read(struct wl1271 *wl, int addr, void *buf, size_t len, - bool fixed) -{ - int physical; - - physical = wl1271_translate_addr(wl, addr); - - wl1271_spi_raw_read(wl, physical, buf, len, fixed); -} - -void wl1271_write(struct wl1271 *wl, int addr, void *buf, size_t len, - bool fixed) -{ - int physical; - - physical = wl1271_translate_addr(wl, addr); - - wl1271_spi_raw_write(wl, physical, buf, len, fixed); -} - -u32 wl1271_read32(struct wl1271 *wl, int addr) -{ - return wl1271_raw_read32(wl, wl1271_translate_addr(wl, addr)); -} - -void wl1271_write32(struct wl1271 *wl, int addr, u32 val) -{ - wl1271_raw_write32(wl, wl1271_translate_addr(wl, addr), val); + wl->if_ops->init(wl); } void wl1271_top_reg_write(struct wl1271 *wl, int addr, u16 val) |