427 lines
13 KiB
Diff
427 lines
13 KiB
Diff
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From fbc0964ef80092b2f2d18a13f4f95c8806e4fe72 Mon Sep 17 00:00:00 2001
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From: Ben Hutchings <ben@decadent.org.uk>
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Date: Sun, 17 Jan 2010 16:22:36 +0000
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Subject: [PATCH] rt3090sta: Use request_firmware() to load firmware
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Based on work by Darren Salt <linux@youmustbejoking.demon.co.uk>.
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---
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drivers/staging/rt3090/Kconfig | 3 +-
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drivers/staging/rt3090/common/rtmp_mcu.c | 333 ++++++------------------------
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drivers/staging/rt3090/rt_linux.c | 2 +
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drivers/staging/rt3090/rtmp.h | 1 +
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4 files changed, 65 insertions(+), 274 deletions(-)
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diff --git a/drivers/staging/rt3090/Kconfig b/drivers/staging/rt3090/Kconfig
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index 8ba68b0..e4a2e0f 100644
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--- a/drivers/staging/rt3090/Kconfig
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+++ b/drivers/staging/rt3090/Kconfig
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@@ -1,6 +1,7 @@
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config RT3090
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tristate "Ralink 3090 wireless support"
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- depends on BROKEN
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depends on PCI && X86 && WLAN
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+ select CRC_CCITT
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+ select FW_LOADER
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---help---
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This is an experimental driver for the Ralink 3090 wireless chip.
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diff --git a/drivers/staging/rt3090/common/rtmp_mcu.c b/drivers/staging/rt3090/common/rtmp_mcu.c
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index 23f785a..b142442 100644
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--- a/drivers/staging/rt3090/common/rtmp_mcu.c
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+++ b/drivers/staging/rt3090/common/rtmp_mcu.c
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@@ -36,73 +36,14 @@
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*/
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#include "../rt_config.h"
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-#include "../firmware.h"
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+#include <linux/crc-ccitt.h>
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+#include <linux/firmware.h>
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-//#define BIN_IN_FILE /* use *.bin firmware */
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+#define FIRMWAREIMAGE_LENGTH 0x2000
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-
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-// New 8k byte firmware size for RT3071/RT3072
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-#define FIRMWAREIMAGE_MAX_LENGTH 0x2000
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-#define FIRMWAREIMAGE_LENGTH (sizeof (FirmwareImage) / sizeof(UCHAR))
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-#define FIRMWARE_MAJOR_VERSION 0
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-
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-#define FIRMWAREIMAGEV1_LENGTH 0x1000
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-#define FIRMWAREIMAGEV2_LENGTH 0x1000
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-
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-#ifdef RTMP_MAC_PCI
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-#define FIRMWARE_MINOR_VERSION 2
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-#endif // RTMP_MAC_PCI //
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-
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-const unsigned short ccitt_16Table[] = {
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- 0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50A5, 0x60C6, 0x70E7,
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- 0x8108, 0x9129, 0xA14A, 0xB16B, 0xC18C, 0xD1AD, 0xE1CE, 0xF1EF,
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- 0x1231, 0x0210, 0x3273, 0x2252, 0x52B5, 0x4294, 0x72F7, 0x62D6,
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- 0x9339, 0x8318, 0xB37B, 0xA35A, 0xD3BD, 0xC39C, 0xF3FF, 0xE3DE,
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- 0x2462, 0x3443, 0x0420, 0x1401, 0x64E6, 0x74C7, 0x44A4, 0x5485,
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- 0xA56A, 0xB54B, 0x8528, 0x9509, 0xE5EE, 0xF5CF, 0xC5AC, 0xD58D,
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- 0x3653, 0x2672, 0x1611, 0x0630, 0x76D7, 0x66F6, 0x5695, 0x46B4,
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- 0xB75B, 0xA77A, 0x9719, 0x8738, 0xF7DF, 0xE7FE, 0xD79D, 0xC7BC,
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- 0x48C4, 0x58E5, 0x6886, 0x78A7, 0x0840, 0x1861, 0x2802, 0x3823,
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- 0xC9CC, 0xD9ED, 0xE98E, 0xF9AF, 0x8948, 0x9969, 0xA90A, 0xB92B,
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- 0x5AF5, 0x4AD4, 0x7AB7, 0x6A96, 0x1A71, 0x0A50, 0x3A33, 0x2A12,
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- 0xDBFD, 0xCBDC, 0xFBBF, 0xEB9E, 0x9B79, 0x8B58, 0xBB3B, 0xAB1A,
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- 0x6CA6, 0x7C87, 0x4CE4, 0x5CC5, 0x2C22, 0x3C03, 0x0C60, 0x1C41,
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- 0xEDAE, 0xFD8F, 0xCDEC, 0xDDCD, 0xAD2A, 0xBD0B, 0x8D68, 0x9D49,
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- 0x7E97, 0x6EB6, 0x5ED5, 0x4EF4, 0x3E13, 0x2E32, 0x1E51, 0x0E70,
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- 0xFF9F, 0xEFBE, 0xDFDD, 0xCFFC, 0xBF1B, 0xAF3A, 0x9F59, 0x8F78,
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- 0x9188, 0x81A9, 0xB1CA, 0xA1EB, 0xD10C, 0xC12D, 0xF14E, 0xE16F,
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- 0x1080, 0x00A1, 0x30C2, 0x20E3, 0x5004, 0x4025, 0x7046, 0x6067,
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- 0x83B9, 0x9398, 0xA3FB, 0xB3DA, 0xC33D, 0xD31C, 0xE37F, 0xF35E,
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- 0x02B1, 0x1290, 0x22F3, 0x32D2, 0x4235, 0x5214, 0x6277, 0x7256,
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- 0xB5EA, 0xA5CB, 0x95A8, 0x8589, 0xF56E, 0xE54F, 0xD52C, 0xC50D,
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- 0x34E2, 0x24C3, 0x14A0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,
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- 0xA7DB, 0xB7FA, 0x8799, 0x97B8, 0xE75F, 0xF77E, 0xC71D, 0xD73C,
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- 0x26D3, 0x36F2, 0x0691, 0x16B0, 0x6657, 0x7676, 0x4615, 0x5634,
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- 0xD94C, 0xC96D, 0xF90E, 0xE92F, 0x99C8, 0x89E9, 0xB98A, 0xA9AB,
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- 0x5844, 0x4865, 0x7806, 0x6827, 0x18C0, 0x08E1, 0x3882, 0x28A3,
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- 0xCB7D, 0xDB5C, 0xEB3F, 0xFB1E, 0x8BF9, 0x9BD8, 0xABBB, 0xBB9A,
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- 0x4A75, 0x5A54, 0x6A37, 0x7A16, 0x0AF1, 0x1AD0, 0x2AB3, 0x3A92,
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- 0xFD2E, 0xED0F, 0xDD6C, 0xCD4D, 0xBDAA, 0xAD8B, 0x9DE8, 0x8DC9,
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- 0x7C26, 0x6C07, 0x5C64, 0x4C45, 0x3CA2, 0x2C83, 0x1CE0, 0x0CC1,
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- 0xEF1F, 0xFF3E, 0xCF5D, 0xDF7C, 0xAF9B, 0xBFBA, 0x8FD9, 0x9FF8,
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- 0x6E17, 0x7E36, 0x4E55, 0x5E74, 0x2E93, 0x3EB2, 0x0ED1, 0x1EF0
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-};
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-#define ByteCRC16(v, crc) \
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- (unsigned short)((crc << 8) ^ ccitt_16Table[((crc >> 8) ^ (v)) & 255])
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-
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-unsigned char BitReverse(unsigned char x)
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-{
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- int i;
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- unsigned char Temp=0;
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- for(i=0; ; i++)
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- {
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- if(x & 0x80) Temp |= 0x80;
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- if(i==7) break;
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- x <<= 1;
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- Temp >>= 1;
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- }
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- return Temp;
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-}
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+#define FIRMWARE_3090_MIN_VERSION 19
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+#define FIRMWARE_3090_FILENAME "rt3090.bin"
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+MODULE_FIRMWARE(FIRMWARE_3090_FILENAME);
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/*
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@@ -129,6 +70,55 @@ INT RtmpAsicEraseFirmware(
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return 0;
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}
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+static const struct firmware *rtmp_get_firmware(PRTMP_ADAPTER adapter)
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+{
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+ const char *name = FIRMWARE_3090_FILENAME;
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+ const struct firmware *fw = NULL;
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+ u8 min_version = FIRMWARE_3090_MIN_VERSION;
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+ struct device *dev = &((POS_COOKIE)adapter->OS_Cookie)->pci_dev->dev;
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+ int err;
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+
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+ if (adapter->firmware)
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+ return adapter->firmware;
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+
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+ err = request_firmware(&fw, name, dev);
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+ if (err) {
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+ dev_err(dev, "firmware file %s request failed (%d)\n",
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+ name, err);
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+ return NULL;
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+ }
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+
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+ if (fw->size < FIRMWAREIMAGE_LENGTH) {
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+ dev_err(dev, "firmware file %s size is invalid\n", name);
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+ goto invalid;
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+ }
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+
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+ /* is it new enough? */
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+ adapter->FirmwareVersion = fw->data[FIRMWAREIMAGE_LENGTH - 3];
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+ if (adapter->FirmwareVersion < min_version) {
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+ dev_err(dev,
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+ "firmware file %s is too old;"
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+ " driver requires v%d or later\n",
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+ name, min_version);
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+ goto invalid;
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+ }
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+
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+ /* is the internal CRC correct? */
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+ if (crc_ccitt(0xffff, fw->data, FIRMWAREIMAGE_LENGTH - 2) !=
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+ (fw->data[FIRMWAREIMAGE_LENGTH - 2] |
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+ (fw->data[FIRMWAREIMAGE_LENGTH - 1] << 8))) {
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+ dev_err(dev, "firmware file %s failed internal CRC\n", name);
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+ goto invalid;
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+ }
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+
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+ adapter->firmware = fw;
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+ return fw;
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+
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+invalid:
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+ release_firmware(fw);
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+ return NULL;
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+}
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+
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/*
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========================================================================
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@@ -149,219 +139,16 @@ INT RtmpAsicEraseFirmware(
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NDIS_STATUS RtmpAsicLoadFirmware(
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IN PRTMP_ADAPTER pAd)
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{
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-#ifdef BIN_IN_FILE
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-#define NICLF_DEFAULT_USE() \
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- flg_default_firm_use = TRUE; \
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- DBGPRINT(RT_DEBUG_OFF, ("%s - Use default firmware!\n", __FUNCTION__));
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-
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+ const struct firmware *fw;
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NDIS_STATUS Status = NDIS_STATUS_SUCCESS;
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- PUCHAR src;
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- RTMP_OS_FD srcf;
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- INT retval, i;
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- PUCHAR pFirmwareImage;
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- INT FileLength = 0;
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- UINT32 MacReg;
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ULONG Index;
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- ULONG firm;
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- BOOLEAN flg_default_firm_use = FALSE;
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- RTMP_OS_FS_INFO osFSInfo;
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-
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- DBGPRINT(RT_DEBUG_TRACE, ("===> %s\n", __FUNCTION__));
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-
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- /* init */
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- pFirmwareImage = NULL;
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- src = RTMP_FIRMWARE_FILE_NAME;
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-
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- RtmpOSFSInfoChange(&osFSInfo, TRUE);
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-
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- pAd->FirmwareVersion = (FIRMWARE_MAJOR_VERSION << 8) + \
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- FIRMWARE_MINOR_VERSION;
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-
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-
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- /* allocate firmware buffer */
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- pFirmwareImage = kmalloc(MAX_FIRMWARE_IMAGE_SIZE, MEM_ALLOC_FLAG);
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- if (pFirmwareImage == NULL)
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- {
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- /* allocate fail, use default firmware array in firmware.h */
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- DBGPRINT(RT_DEBUG_ERROR, ("%s - Allocate memory fail!\n", __FUNCTION__));
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- NICLF_DEFAULT_USE();
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- }
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- else
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- {
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- /* allocate ok! zero the firmware buffer */
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- memset(pFirmwareImage, 0x00, MAX_FIRMWARE_IMAGE_SIZE);
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- } /* End of if */
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-
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-
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- /* if ok, read firmware file from *.bin file */
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- if (flg_default_firm_use == FALSE)
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- {
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- do
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- {
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- /* open the bin file */
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- srcf = RtmpOSFileOpen(src, O_RDONLY, 0);
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-
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- if (IS_FILE_OPEN_ERR(srcf))
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- {
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- DBGPRINT(RT_DEBUG_ERROR, ("%s - Error opening file %s\n", __FUNCTION__, src));
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- NICLF_DEFAULT_USE();
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- break;
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- }
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-
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-
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- /* read the firmware from the file *.bin */
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- FileLength = RtmpOSFileRead(srcf, pFirmwareImage, MAX_FIRMWARE_IMAGE_SIZE);
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- if (FileLength != MAX_FIRMWARE_IMAGE_SIZE)
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- {
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- DBGPRINT(RT_DEBUG_ERROR, ("%s: error file length (=%d) in RT2860AP.BIN\n",
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- __FUNCTION__, FileLength));
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- NICLF_DEFAULT_USE();
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- break;
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- }
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- else
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- {
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- PUCHAR ptr = pFirmwareImage;
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- USHORT crc = 0xffff;
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-
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-
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- /* calculate firmware CRC */
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- for(i=0; i<(MAX_FIRMWARE_IMAGE_SIZE-2); i++, ptr++)
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- crc = ByteCRC16(BitReverse(*ptr), crc);
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- /* End of for */
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-
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- if ((pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-2] != \
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- (UCHAR)BitReverse((UCHAR)(crc>>8))) ||
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- (pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-1] != \
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- (UCHAR)BitReverse((UCHAR)crc)))
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- {
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- /* CRC fail */
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- DBGPRINT(RT_DEBUG_ERROR, ("%s: CRC = 0x%02x 0x%02x "
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- "error, should be 0x%02x 0x%02x\n",
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- __FUNCTION__,
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- pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-2],
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- pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-1],
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- (UCHAR)(crc>>8), (UCHAR)(crc)));
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- NICLF_DEFAULT_USE();
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- break;
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- }
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- else
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- {
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- /* firmware is ok */
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- pAd->FirmwareVersion = \
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- (pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-4] << 8) +
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- pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-3];
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-
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- /* check if firmware version of the file is too old */
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- if ((pAd->FirmwareVersion) < \
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- ((FIRMWARE_MAJOR_VERSION << 8) +
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- FIRMWARE_MINOR_VERSION))
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- {
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- DBGPRINT(RT_DEBUG_ERROR, ("%s: firmware version too old!\n", __FUNCTION__));
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- NICLF_DEFAULT_USE();
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- break;
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- } /* End of if */
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- } /* End of if */
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-
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- DBGPRINT(RT_DEBUG_TRACE,
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- ("NICLoadFirmware: CRC ok, ver=%d.%d\n",
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- pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-4],
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- pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-3]));
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- } /* End of if (FileLength == MAX_FIRMWARE_IMAGE_SIZE) */
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- break;
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- } while(TRUE);
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-
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- /* close firmware file */
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- if (IS_FILE_OPEN_ERR(srcf))
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- ;
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- else
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- {
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- retval = RtmpOSFileClose(srcf);
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- if (retval)
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- {
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- DBGPRINT(RT_DEBUG_ERROR, ("--> Error %d closing %s\n", -retval, src));
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- }
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- }
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- }
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-
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-
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- /* write firmware to ASIC */
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- if (flg_default_firm_use == TRUE)
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- {
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- /* use default fimeware, free allocated buffer */
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- if (pFirmwareImage != NULL)
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- kfree(pFirmwareImage);
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- /* End of if */
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-
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- /* use default *.bin array */
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- pFirmwareImage = FirmwareImage;
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- FileLength = sizeof(FirmwareImage);
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- } /* End of if */
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-
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- /* enable Host program ram write selection */
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- RTMP_IO_WRITE32(pAd, PBF_SYS_CTRL, 0x10000);
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-
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- for(i=0; i<FileLength; i+=4)
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- {
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- firm = pFirmwareImage[i] +
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- (pFirmwareImage[i+3] << 24) +
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- (pFirmwareImage[i+2] << 16) +
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- (pFirmwareImage[i+1] << 8);
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-
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- RTMP_IO_WRITE32(pAd, FIRMWARE_IMAGE_BASE + i, firm);
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- } /* End of for */
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-
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- RTMP_IO_WRITE32(pAd, PBF_SYS_CTRL, 0x00000);
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- RTMP_IO_WRITE32(pAd, PBF_SYS_CTRL, 0x00001);
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-
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- /* initialize BBP R/W access agent */
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- RTMP_IO_WRITE32(pAd, H2M_BBP_AGENT, 0);
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- RTMP_IO_WRITE32(pAd, H2M_MAILBOX_CSR, 0);
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-
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- if (flg_default_firm_use == FALSE)
|
||
|
- {
|
||
|
- /* use file firmware, free allocated buffer */
|
||
|
- if (pFirmwareImage != NULL)
|
||
|
- kfree(pFirmwareImage);
|
||
|
- /* End of if */
|
||
|
- } /* End of if */
|
||
|
-
|
||
|
- RtmpOSFSInfoChange(&osFSInfo, FALSE);
|
||
|
-#else
|
||
|
-
|
||
|
- NDIS_STATUS Status = NDIS_STATUS_SUCCESS;
|
||
|
- PUCHAR pFirmwareImage;
|
||
|
- ULONG FileLength, Index;
|
||
|
- //ULONG firm;
|
||
|
UINT32 MacReg = 0;
|
||
|
- UINT32 Version = (pAd->MACVersion >> 16);
|
||
|
-
|
||
|
- pFirmwareImage = FirmwareImage;
|
||
|
- FileLength = sizeof(FirmwareImage);
|
||
|
-
|
||
|
- // New 8k byte firmware size for RT3071/RT3072
|
||
|
- //DBGPRINT(RT_DEBUG_TRACE, ("Usb Chip\n"));
|
||
|
- if (FIRMWAREIMAGE_LENGTH == FIRMWAREIMAGE_MAX_LENGTH)
|
||
|
- //The firmware image consists of two parts. One is the origianl and the other is the new.
|
||
|
- //Use Second Part
|
||
|
- {
|
||
|
-#ifdef RTMP_MAC_PCI
|
||
|
- if ((Version == 0x2860) || IS_RT3090(pAd)||IS_RT3390(pAd))
|
||
|
- {
|
||
|
- pFirmwareImage = FirmwareImage;
|
||
|
- FileLength = FIRMWAREIMAGE_LENGTH;
|
||
|
- }
|
||
|
-#endif // RTMP_MAC_PCI //
|
||
|
- }
|
||
|
- else
|
||
|
- {
|
||
|
- DBGPRINT(RT_DEBUG_ERROR, ("KH: bin file should be 8KB.\n"));
|
||
|
- Status = NDIS_STATUS_FAILURE;
|
||
|
- }
|
||
|
-
|
||
|
|
||
|
- RTMP_WRITE_FIRMWARE(pAd, pFirmwareImage, FileLength);
|
||
|
+ fw = rtmp_get_firmware(pAd);
|
||
|
+ if (!fw)
|
||
|
+ return NDIS_STATUS_FAILURE;
|
||
|
|
||
|
-#endif
|
||
|
+ RTMP_WRITE_FIRMWARE(pAd, fw->data, FIRMWAREIMAGE_LENGTH);
|
||
|
|
||
|
/* check if MCU is ready */
|
||
|
Index = 0;
|
||
|
diff --git a/drivers/staging/rt3090/rt_linux.c b/drivers/staging/rt3090/rt_linux.c
|
||
|
index 9b94aa6..7077a9a 100644
|
||
|
--- a/drivers/staging/rt3090/rt_linux.c
|
||
|
+++ b/drivers/staging/rt3090/rt_linux.c
|
||
|
@@ -25,6 +25,7 @@
|
||
|
*************************************************************************
|
||
|
*/
|
||
|
|
||
|
+#include <linux/firmware.h>
|
||
|
#include <linux/sched.h>
|
||
|
#include "rt_config.h"
|
||
|
|
||
|
@@ -299,6 +300,7 @@ NdisFreeSpinLock(&pAd->McuCmdLock);
|
||
|
|
||
|
NdisFreeSpinLock(&pAd->irq_lock);
|
||
|
|
||
|
+ release_firmware(pAd->firmware);
|
||
|
|
||
|
vfree(pAd); // pci_free_consistent(os_cookie->pci_dev,sizeof(RTMP_ADAPTER),pAd,os_cookie->pAd_pa);
|
||
|
if (os_cookie)
|
||
|
diff --git a/drivers/staging/rt3090/rtmp.h b/drivers/staging/rt3090/rtmp.h
|
||
|
index 8ef6d0b..8348277 100644
|
||
|
--- a/drivers/staging/rt3090/rtmp.h
|
||
|
+++ b/drivers/staging/rt3090/rtmp.h
|
||
|
@@ -2202,6 +2202,7 @@ struct _RTMP_ADAPTER
|
||
|
PVOID OS_Cookie; // save specific structure relative to OS
|
||
|
PNET_DEV net_dev;
|
||
|
ULONG VirtualIfCnt;
|
||
|
+ const struct firmware *firmware;
|
||
|
|
||
|
RTMP_CHIP_OP chipOps;
|
||
|
USHORT ThisTbttNumToNextWakeUp;
|
||
|
--
|
||
|
1.6.6
|
||
|
|