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sdhci-msm-scaling.h

sdhci-msm-scaling.h 3.2 KB
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  1. /* SPDX-License-Identifier: GPL-2.0-only */
    2. 

  2. /*
    3. 

  3.  * Copyright (c) 2022-2024 Qualcomm Innovation Center, Inc. All rights reserved.
    4. 

  4.  */
    5. 

  5. 

  6. #ifndef _DRIVERS_MMC_SDHCI_MSM_SCALING_H
    7. 

  7. #define _DRIVERS_MMC_SDHCI_MSM_SCALING_H
    8. 

  8. 

  9. #include <linux/devfreq.h>
    10. 

  10. #include "sdhci-msm.h"
    11. 

  11. 

  12. #include "../core/queue.h"
    13. 

  13. #include "../core/host.h"
    14. 

  14. #include "../core/mmc_ops.h"
    15. 

  15. #include "../core/core.h"
    16. 

  16. 

  17. struct sdhci_msm_host;
    18. 

  18. enum sdhci_msm_mmc_load;
    19. 

  19. 

  20. #define MMC_READ_SINGLE_BLOCK    17   /* adtc [31:0] data addr   R1  */
    21. 

  21. #define MMC_READ_MULTIPLE_BLOCK  18   /* adtc [31:0] data addr   R1  */
    22. 

  22. #define MMC_WRITE_BLOCK          24   /* adtc [31:0] data addr   R1  */
    23. 

  23. #define MMC_WRITE_MULTIPLE_BLOCK 25   /* adtc                    R1  */
    24. 

  24. #define MMC_DEVFRQ_DEFAULT_UP_THRESHOLD 35
    25. 

  25. #define MMC_DEVFRQ_DEFAULT_DOWN_THRESHOLD 5
    26. 

  26. #define MMC_DEVFRQ_DEFAULT_POLLING_MSEC 100
    27. 

  27. 

  28. extern int mmc_select_bus_width(struct mmc_card *card);
    29. 

  29. extern int mmc_select_hs(struct mmc_card *card);
    30. 

  30. extern int mmc_select_hs_ddr(struct mmc_card *card);
    31. 

  31. extern int mmc_select_hs400(struct mmc_card *card);
    32. 

  32. extern int mmc_hs200_tuning(struct mmc_card *card);
    33. 

  33. extern int mmc_select_hs200(struct mmc_card *card);
    34. 

  34. extern int mmc_select_timing(struct mmc_card *card);
    35. 

  35. 

  36. void sdhci_msm_scale_parse_dt(struct device *dev, struct sdhci_msm_host *msm_host);
    37. 

  37. void sdhci_msm_mmc_deferred_scaling(struct sdhci_msm_host *host);
    38. 

  38. void _sdhci_msm_mmc_cqe_clk_scaling_start_busy(struct mmc_queue *mq,
    39. 

  39. 			struct sdhci_msm_host *host, bool lock_needed);
    40. 

  40. void _sdhci_msm_mmc_cqe_clk_scaling_stop_busy(struct sdhci_msm_host *host,
    41. 

  41. 	bool lock_needed, int is_cqe_dcmd);
    42. 

  42. int _sdhci_msm_mmc_exit_clk_scaling(struct sdhci_msm_host *host);
    43. 

  43. int _sdhci_msm_mmc_suspend_clk_scaling(struct sdhci_msm_host *host);
    44. 

  44. int _sdhci_msm_mmc_resume_clk_scaling(struct sdhci_msm_host *host);
    45. 

  45. int _sdhci_msm_mmc_init_clk_scaling(struct sdhci_msm_host *host);
    46. 

  46. bool sdhci_msm_mmc_is_data_request(u32 opcode);
    47. 

  47. void _sdhci_msm_mmc_clk_scaling_start_busy(struct sdhci_msm_host *host, bool lock_needed);
    48. 

  48. void _sdhci_msm_mmc_clk_scaling_stop_busy(struct sdhci_msm_host *host, bool lock_needed);
    49. 

  49. 

  50. struct mmc_card;
    51. 

  51. struct mmc_queue;
    52. 

  52. 

  53. void sdhci_msm_update_curr_part(struct mmc_host *host, unsigned int part_type);
    54. 

  54. void sdhci_msm_dec_active_req(struct mmc_host *host);
    55. 

  55. void sdhci_msm_inc_active_req(struct mmc_host *host);
    56. 

  56. void sdhci_msm_is_dcmd(int data, int *err);
    57. 

  57. extern void sdhci_msm_mmc_cqe_clk_scaling_stop_busy(struct mmc_host *host, struct mmc_request *mrq);
    58. 

  58. extern void sdhci_msm_mmc_cqe_clk_scaling_start_busy(struct mmc_host *host,
    59. 

  59. 		struct mmc_request *mrq);
    60. 

  60. void sdhci_msm_set_active_reqs(struct mmc_host *host);
    61. 

  61. void sdhci_msm_set_factors(struct mmc_host *host);
    62. 

  62. void sdhci_msm_mmc_init_setup_scaling(struct mmc_card *card, struct mmc_host *host);
    63. 

  63. void sdhci_msm_mmc_exit_clk_scaling(struct mmc_host *host);
    64. 

  64. void sdhci_msm_mmc_suspend_clk_scaling(struct mmc_host *host);
    65. 

  65. void sdhci_msm_mmc_resume_clk_scaling(struct mmc_host *host);
    66. 

  66. void sdhci_msm_mmc_init_clk_scaling(struct mmc_host *host);
    67. 

  67. void sdhci_msm_cqe_scaling_resume(struct mmc_host *host);
    68. 

  68. bool sdhci_msm_mmc_can_scale_clk(struct sdhci_msm_host *msm_host);
    69. 

  69. int sdhci_msm_mmc_clk_update_freq(struct sdhci_msm_host *host,
    70. 

  70. 		unsigned long freq, enum sdhci_msm_mmc_load state);
    71. 

  71. #endif
    72.