diff options
Diffstat (limited to 'drivers/staging/wfx/fwio.c')
| -rw-r--r-- | drivers/staging/wfx/fwio.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/staging/wfx/fwio.c b/drivers/staging/wfx/fwio.c index 1b8aec02d169..98a9391b2bee 100644 --- a/drivers/staging/wfx/fwio.c +++ b/drivers/staging/wfx/fwio.c @@ -14,11 +14,11 @@ #include "wfx.h" #include "hwio.h" -// Addresses below are in SRAM area +/* Addresses below are in SRAM area */ #define WFX_DNLD_FIFO 0x09004000 #define DNLD_BLOCK_SIZE 0x0400 -#define DNLD_FIFO_SIZE 0x8000 // (32 * DNLD_BLOCK_SIZE) -// Download Control Area (DCA) +#define DNLD_FIFO_SIZE 0x8000 /* (32 * DNLD_BLOCK_SIZE) */ +/* Download Control Area (DCA) */ #define WFX_DCA_IMAGE_SIZE 0x0900C000 #define WFX_DCA_PUT 0x0900C004 #define WFX_DCA_GET 0x0900C008 @@ -58,8 +58,8 @@ #define ERR_ECC_PUB_KEY 0x11 #define ERR_MAC_KEY 0x18 -#define DCA_TIMEOUT 50 // milliseconds -#define WAKEUP_TIMEOUT 200 // milliseconds +#define DCA_TIMEOUT 50 /* milliseconds */ +#define WAKEUP_TIMEOUT 200 /* milliseconds */ static const char * const fwio_errors[] = { [ERR_INVALID_SEC_TYPE] = "Invalid section type or wrong encryption", @@ -69,8 +69,7 @@ static const char * const fwio_errors[] = { [ERR_MAC_KEY] = "MAC key not initialized", }; -/* - * request_firmware() allocate data using vmalloc(). It is not compatible with +/* request_firmware() allocate data using vmalloc(). It is not compatible with * underlying hardware that use DMA. Function below detect this case and * allocate a bounce buffer if necessary. * @@ -125,7 +124,7 @@ static int get_firmware(struct wfx_dev *wdev, u32 keyset_chip, data = (*fw)->data; if (memcmp(data, "KEYSET", 6) != 0) { - // Legacy firmware format + /* Legacy firmware format */ *file_offset = 0; keyset_file = 0x90; } else { @@ -207,8 +206,9 @@ static int upload_firmware(struct wfx_dev *wdev, const u8 *data, size_t len) if (ret < 0) return ret; - // WFx seems to not support writing 0 in this register during - // first loop + /* The device seems to not support writing 0 in this register + * during first loop + */ offs += DNLD_BLOCK_SIZE; ret = sram_reg_write(wdev, WFX_DCA_PUT, offs); if (ret < 0) @@ -265,7 +265,7 @@ static int load_firmware_secure(struct wfx_dev *wdev) if (ret) goto error; - sram_reg_write(wdev, WFX_DNLD_FIFO, 0xFFFFFFFF); // Fifo init + sram_reg_write(wdev, WFX_DNLD_FIFO, 0xFFFFFFFF); /* Fifo init */ sram_write_dma_safe(wdev, WFX_DCA_FW_VERSION, "\x01\x00\x00\x00", FW_VERSION_SIZE); sram_write_dma_safe(wdev, WFX_DCA_FW_SIGNATURE, fw->data + fw_offset, @@ -289,7 +289,7 @@ static int load_firmware_secure(struct wfx_dev *wdev) sram_reg_write(wdev, WFX_DCA_HOST_STATUS, HOST_UPLOAD_COMPLETE); ret = wait_ncp_status(wdev, NCP_AUTH_OK); - // Legacy ROM support + /* Legacy ROM support */ if (ret < 0) ret = wait_ncp_status(wdev, NCP_PUB_KEY_RDY); if (ret < 0) @@ -334,7 +334,7 @@ int wfx_init_device(struct wfx_dev *wdev) { int ret; int hw_revision, hw_type; - int wakeup_timeout = 50; // ms + int wakeup_timeout = 50; /* ms */ ktime_t now, start; u32 reg; |