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/drivers/net/bna/cna_fwimg.c

https://bitbucket.org/slukk/jb-tsm-kernel-4.2
C | 64 lines | 39 code | 8 blank | 17 comment | 3 complexity | 5d7fb76106719114f6453a2e7990b39f MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.0, AGPL-1.0 
    

  1. /*
    2. 

  2.  * Linux network driver for Brocade Converged Network Adapter.
    3. 

  3.  *
    4. 

  4.  * This program is free software; you can redistribute it and/or modify it
    5. 

  5.  * under the terms of the GNU General Public License (GPL) Version 2 as
    6. 

  6.  * published by the Free Software Foundation
    7. 

  7.  *
    8. 

  8.  * This program is distributed in the hope that it will be useful, but
    9. 

  9.  * WITHOUT ANY WARRANTY; without even the implied warranty of
    10. 

  10.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    11. 

  11.  * General Public License for more details.
    12. 

  12.  */
    13. 

  13. /*
    14. 

  14.  * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
    15. 

  15.  * All rights reserved
    16. 

  16.  * www.brocade.com
    17. 

  17.  */
    18. 

  18. #include <linux/firmware.h>
    19. 

  19. #include "cna.h"
    20. 

  20. 

  21. const struct firmware *bfi_fw;
    22. 

  22. static u32 *bfi_image_ct_cna;
    23. 

  23. static u32 bfi_image_ct_cna_size;
    24. 

  24. 

  25. static u32 *
    26. 

  26. cna_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
    27. 

  27. 			u32 *bfi_image_size, char *fw_name)
    28. 

  28. {
    29. 

  29. 	const struct firmware *fw;
    30. 

  30. 

  31. 	if (request_firmware(&fw, fw_name, &pdev->dev)) {
    32. 

  32. 		pr_alert("Can't locate firmware %s\n", fw_name);
    33. 

  33. 		goto error;
    34. 

  34. 	}
    35. 

  35. 

  36. 	*bfi_image = (u32 *)fw->data;
    37. 

  37. 	*bfi_image_size = fw->size/sizeof(u32);
    38. 

  38. 	bfi_fw = fw;
    39. 

  39. 

  40. 	return *bfi_image;
    41. 

  41. error:
    42. 

  42. 	return NULL;
    43. 

  43. }
    44. 

  44. 

  45. u32 *
    46. 

  46. cna_get_firmware_buf(struct pci_dev *pdev)
    47. 

  47. {
    48. 

  48. 	if (bfi_image_ct_cna_size == 0)
    49. 

  49. 		cna_read_firmware(pdev, &bfi_image_ct_cna,
    50. 

  50. 			&bfi_image_ct_cna_size, CNA_FW_FILE_CT);
    51. 

  51. 	return bfi_image_ct_cna;
    52. 

  52. }
    53. 

  53. 

  54. u32 *
    55. 

  55. bfa_cb_image_get_chunk(int type, u32 off)
    56. 

  56. {
    57. 

  57. 	return (u32 *)(bfi_image_ct_cna + off);
    58. 

  58. }
    59. 

  59. 

  60. u32
    61. 

  61. bfa_cb_image_get_size(int type)
    62. 

  62. {
    63. 

  63. 	return bfi_image_ct_cna_size;
    64. 

  64. }
    65. 

  65.