ubwc_config.c 10 KB

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  1. // SPDX-License-Identifier: GPL-2.0-only
  2. /*
  3. * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
  4. */
  5. #include <linux/debugfs.h>
  6. #include <linux/io.h>
  7. #include <linux/module.h>
  8. #include <linux/of.h>
  9. #include <linux/of_address.h>
  10. #include <linux/platform_device.h>
  11. #include <linux/soc/qcom/ubwc.h>
  12. static const struct qcom_ubwc_cfg_data no_ubwc_data = {
  13. /* no UBWC, no HBB */
  14. };
  15. static const struct qcom_ubwc_cfg_data kaanapali_data = {
  16. .ubwc_enc_version = UBWC_6_0,
  17. .ubwc_dec_version = UBWC_6_0,
  18. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  19. UBWC_SWIZZLE_ENABLE_LVL3,
  20. .ubwc_bank_spread = true,
  21. .highest_bank_bit = 16,
  22. .macrotile_mode = true,
  23. };
  24. static const struct qcom_ubwc_cfg_data msm8937_data = {
  25. .ubwc_enc_version = UBWC_1_0,
  26. .ubwc_dec_version = UBWC_1_0,
  27. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL1 |
  28. UBWC_SWIZZLE_ENABLE_LVL2 |
  29. UBWC_SWIZZLE_ENABLE_LVL3,
  30. .highest_bank_bit = 14,
  31. };
  32. static const struct qcom_ubwc_cfg_data msm8998_data = {
  33. .ubwc_enc_version = UBWC_1_0,
  34. .ubwc_dec_version = UBWC_1_0,
  35. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL1 |
  36. UBWC_SWIZZLE_ENABLE_LVL2 |
  37. UBWC_SWIZZLE_ENABLE_LVL3,
  38. .highest_bank_bit = 15,
  39. };
  40. static const struct qcom_ubwc_cfg_data qcm2290_data = {
  41. /* no UBWC */
  42. .highest_bank_bit = 15,
  43. };
  44. static const struct qcom_ubwc_cfg_data sa8775p_data = {
  45. .ubwc_enc_version = UBWC_4_0,
  46. .ubwc_dec_version = UBWC_4_0,
  47. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL3,
  48. .ubwc_bank_spread = true,
  49. .highest_bank_bit = 13,
  50. .macrotile_mode = true,
  51. };
  52. static const struct qcom_ubwc_cfg_data sar2130p_data = {
  53. .ubwc_enc_version = UBWC_3_0, /* 4.0.2 in hw */
  54. .ubwc_dec_version = UBWC_4_3,
  55. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  56. UBWC_SWIZZLE_ENABLE_LVL3,
  57. .ubwc_bank_spread = true,
  58. .highest_bank_bit = 13,
  59. .macrotile_mode = true,
  60. };
  61. static const struct qcom_ubwc_cfg_data sc7180_data = {
  62. .ubwc_enc_version = UBWC_2_0,
  63. .ubwc_dec_version = UBWC_2_0,
  64. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  65. UBWC_SWIZZLE_ENABLE_LVL3,
  66. .ubwc_bank_spread = true,
  67. .highest_bank_bit = 14,
  68. };
  69. static const struct qcom_ubwc_cfg_data sc7280_data = {
  70. .ubwc_enc_version = UBWC_3_0,
  71. .ubwc_dec_version = UBWC_4_0,
  72. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  73. UBWC_SWIZZLE_ENABLE_LVL3,
  74. .ubwc_bank_spread = true,
  75. .highest_bank_bit = 14,
  76. .macrotile_mode = true,
  77. };
  78. static const struct qcom_ubwc_cfg_data sc8180x_data = {
  79. .ubwc_enc_version = UBWC_3_0,
  80. .ubwc_dec_version = UBWC_3_0,
  81. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  82. UBWC_SWIZZLE_ENABLE_LVL3,
  83. .highest_bank_bit = 16,
  84. .macrotile_mode = true,
  85. };
  86. static const struct qcom_ubwc_cfg_data sc8280xp_data = {
  87. .ubwc_enc_version = UBWC_4_0,
  88. .ubwc_dec_version = UBWC_4_0,
  89. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  90. UBWC_SWIZZLE_ENABLE_LVL3,
  91. .ubwc_bank_spread = true,
  92. .highest_bank_bit = 16,
  93. .macrotile_mode = true,
  94. };
  95. static const struct qcom_ubwc_cfg_data sdm670_data = {
  96. .ubwc_enc_version = UBWC_2_0,
  97. .ubwc_dec_version = UBWC_2_0,
  98. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  99. UBWC_SWIZZLE_ENABLE_LVL3,
  100. .highest_bank_bit = 14,
  101. };
  102. static const struct qcom_ubwc_cfg_data sdm845_data = {
  103. .ubwc_enc_version = UBWC_2_0,
  104. .ubwc_dec_version = UBWC_2_0,
  105. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  106. UBWC_SWIZZLE_ENABLE_LVL3,
  107. .highest_bank_bit = 15,
  108. };
  109. static const struct qcom_ubwc_cfg_data sm6115_data = {
  110. .ubwc_enc_version = UBWC_1_0,
  111. .ubwc_dec_version = UBWC_2_0,
  112. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL1 |
  113. UBWC_SWIZZLE_ENABLE_LVL2 |
  114. UBWC_SWIZZLE_ENABLE_LVL3,
  115. .ubwc_bank_spread = true,
  116. .highest_bank_bit = 14,
  117. };
  118. static const struct qcom_ubwc_cfg_data sm6125_data = {
  119. .ubwc_enc_version = UBWC_1_0,
  120. .ubwc_dec_version = UBWC_3_0,
  121. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL1 |
  122. UBWC_SWIZZLE_ENABLE_LVL2 |
  123. UBWC_SWIZZLE_ENABLE_LVL3,
  124. .highest_bank_bit = 14,
  125. };
  126. static const struct qcom_ubwc_cfg_data sm6150_data = {
  127. .ubwc_enc_version = UBWC_2_0,
  128. .ubwc_dec_version = UBWC_2_0,
  129. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  130. UBWC_SWIZZLE_ENABLE_LVL3,
  131. .highest_bank_bit = 14,
  132. };
  133. static const struct qcom_ubwc_cfg_data sm6350_data = {
  134. .ubwc_enc_version = UBWC_2_0,
  135. .ubwc_dec_version = UBWC_2_0,
  136. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  137. UBWC_SWIZZLE_ENABLE_LVL3,
  138. .ubwc_bank_spread = true,
  139. .highest_bank_bit = 14,
  140. };
  141. static const struct qcom_ubwc_cfg_data sm7150_data = {
  142. .ubwc_enc_version = UBWC_2_0,
  143. .ubwc_dec_version = UBWC_2_0,
  144. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  145. UBWC_SWIZZLE_ENABLE_LVL3,
  146. .highest_bank_bit = 14,
  147. };
  148. static const struct qcom_ubwc_cfg_data sm8150_data = {
  149. .ubwc_enc_version = UBWC_3_0,
  150. .ubwc_dec_version = UBWC_3_0,
  151. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  152. UBWC_SWIZZLE_ENABLE_LVL3,
  153. .highest_bank_bit = 15,
  154. };
  155. static const struct qcom_ubwc_cfg_data sm8250_data = {
  156. .ubwc_enc_version = UBWC_4_0,
  157. .ubwc_dec_version = UBWC_4_0,
  158. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  159. UBWC_SWIZZLE_ENABLE_LVL3,
  160. .ubwc_bank_spread = true,
  161. /* TODO: highest_bank_bit = 15 for LP_DDR4 */
  162. .highest_bank_bit = 16,
  163. .macrotile_mode = true,
  164. };
  165. static const struct qcom_ubwc_cfg_data sm8350_data = {
  166. .ubwc_enc_version = UBWC_4_0,
  167. .ubwc_dec_version = UBWC_4_0,
  168. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  169. UBWC_SWIZZLE_ENABLE_LVL3,
  170. .ubwc_bank_spread = true,
  171. /* TODO: highest_bank_bit = 15 for LP_DDR4 */
  172. .highest_bank_bit = 16,
  173. .macrotile_mode = true,
  174. };
  175. static const struct qcom_ubwc_cfg_data sm8550_data = {
  176. .ubwc_enc_version = UBWC_4_0,
  177. .ubwc_dec_version = UBWC_4_3,
  178. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  179. UBWC_SWIZZLE_ENABLE_LVL3,
  180. .ubwc_bank_spread = true,
  181. /* TODO: highest_bank_bit = 15 for LP_DDR4 */
  182. .highest_bank_bit = 16,
  183. .macrotile_mode = true,
  184. };
  185. static const struct qcom_ubwc_cfg_data sm8750_data = {
  186. .ubwc_enc_version = UBWC_5_0,
  187. .ubwc_dec_version = UBWC_5_0,
  188. .ubwc_swizzle = 6,
  189. .ubwc_bank_spread = true,
  190. /* TODO: highest_bank_bit = 15 for LP_DDR4 */
  191. .highest_bank_bit = 16,
  192. .macrotile_mode = true,
  193. };
  194. static const struct qcom_ubwc_cfg_data x1e80100_data = {
  195. .ubwc_enc_version = UBWC_4_0,
  196. .ubwc_dec_version = UBWC_4_3,
  197. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  198. UBWC_SWIZZLE_ENABLE_LVL3,
  199. .ubwc_bank_spread = true,
  200. /* TODO: highest_bank_bit = 15 for LP_DDR4 */
  201. .highest_bank_bit = 16,
  202. .macrotile_mode = true,
  203. };
  204. static const struct qcom_ubwc_cfg_data glymur_data = {
  205. .ubwc_enc_version = UBWC_5_0,
  206. .ubwc_dec_version = UBWC_5_0,
  207. .ubwc_swizzle = UBWC_SWIZZLE_ENABLE_LVL2 |
  208. UBWC_SWIZZLE_ENABLE_LVL3,
  209. .ubwc_bank_spread = true,
  210. /* TODO: highest_bank_bit = 15 for LP_DDR4 */
  211. .highest_bank_bit = 16,
  212. .macrotile_mode = true,
  213. };
  214. static const struct of_device_id qcom_ubwc_configs[] __maybe_unused = {
  215. { .compatible = "qcom,apq8016", .data = &no_ubwc_data },
  216. { .compatible = "qcom,apq8026", .data = &no_ubwc_data },
  217. { .compatible = "qcom,apq8074", .data = &no_ubwc_data },
  218. { .compatible = "qcom,apq8096", .data = &msm8998_data },
  219. { .compatible = "qcom,kaanapali", .data = &kaanapali_data, },
  220. { .compatible = "qcom,glymur", .data = &glymur_data},
  221. { .compatible = "qcom,msm8226", .data = &no_ubwc_data },
  222. { .compatible = "qcom,msm8916", .data = &no_ubwc_data },
  223. { .compatible = "qcom,msm8917", .data = &no_ubwc_data },
  224. { .compatible = "qcom,msm8937", .data = &msm8937_data },
  225. { .compatible = "qcom,msm8929", .data = &no_ubwc_data },
  226. { .compatible = "qcom,msm8939", .data = &no_ubwc_data },
  227. { .compatible = "qcom,msm8953", .data = &msm8937_data },
  228. { .compatible = "qcom,msm8956", .data = &no_ubwc_data },
  229. { .compatible = "qcom,msm8974", .data = &no_ubwc_data },
  230. { .compatible = "qcom,msm8976", .data = &no_ubwc_data },
  231. { .compatible = "qcom,msm8996", .data = &msm8998_data },
  232. { .compatible = "qcom,msm8998", .data = &msm8998_data },
  233. { .compatible = "qcom,qcm2290", .data = &qcm2290_data, },
  234. { .compatible = "qcom,qcm6490", .data = &sc7280_data, },
  235. { .compatible = "qcom,qcs8300", .data = &sc8280xp_data, },
  236. { .compatible = "qcom,sa8155p", .data = &sm8150_data, },
  237. { .compatible = "qcom,sa8540p", .data = &sc8280xp_data, },
  238. { .compatible = "qcom,sa8775p", .data = &sa8775p_data, },
  239. { .compatible = "qcom,sar2130p", .data = &sar2130p_data },
  240. { .compatible = "qcom,sc7180", .data = &sc7180_data },
  241. { .compatible = "qcom,sc7280", .data = &sc7280_data, },
  242. { .compatible = "qcom,sc8180x", .data = &sc8180x_data, },
  243. { .compatible = "qcom,sc8280xp", .data = &sc8280xp_data, },
  244. { .compatible = "qcom,sda660", .data = &msm8937_data },
  245. { .compatible = "qcom,sdm450", .data = &msm8937_data },
  246. { .compatible = "qcom,sdm630", .data = &msm8937_data },
  247. { .compatible = "qcom,sdm632", .data = &msm8937_data },
  248. { .compatible = "qcom,sdm636", .data = &msm8937_data },
  249. { .compatible = "qcom,sdm660", .data = &msm8937_data },
  250. { .compatible = "qcom,sdm670", .data = &sdm670_data, },
  251. { .compatible = "qcom,sdm845", .data = &sdm845_data, },
  252. { .compatible = "qcom,sm4250", .data = &sm6115_data, },
  253. { .compatible = "qcom,sm6115", .data = &sm6115_data, },
  254. { .compatible = "qcom,sm6125", .data = &sm6125_data, },
  255. { .compatible = "qcom,sm6150", .data = &sm6150_data, },
  256. { .compatible = "qcom,sm6350", .data = &sm6350_data, },
  257. { .compatible = "qcom,sm6375", .data = &sm6350_data, },
  258. { .compatible = "qcom,sm7125", .data = &sc7180_data },
  259. { .compatible = "qcom,sm7150", .data = &sm7150_data, },
  260. { .compatible = "qcom,sm7225", .data = &sm6350_data, },
  261. { .compatible = "qcom,sm7325", .data = &sc7280_data, },
  262. { .compatible = "qcom,sm8150", .data = &sm8150_data, },
  263. { .compatible = "qcom,sm8250", .data = &sm8250_data, },
  264. { .compatible = "qcom,sm8350", .data = &sm8350_data, },
  265. { .compatible = "qcom,sm8450", .data = &sm8350_data, },
  266. { .compatible = "qcom,sm8550", .data = &sm8550_data, },
  267. { .compatible = "qcom,sm8650", .data = &sm8550_data, },
  268. { .compatible = "qcom,sm8750", .data = &sm8750_data, },
  269. { .compatible = "qcom,x1e80100", .data = &x1e80100_data, },
  270. { .compatible = "qcom,x1p42100", .data = &x1e80100_data, },
  271. { }
  272. };
  273. const struct qcom_ubwc_cfg_data *qcom_ubwc_config_get_data(void)
  274. {
  275. const struct qcom_ubwc_cfg_data *data;
  276. data = of_machine_get_match_data(qcom_ubwc_configs);
  277. if (!data) {
  278. pr_err("Couldn't find UBWC config data for this platform!\n");
  279. return ERR_PTR(-EINVAL);
  280. }
  281. return data;
  282. }
  283. EXPORT_SYMBOL_GPL(qcom_ubwc_config_get_data);
  284. MODULE_LICENSE("GPL");
  285. MODULE_DESCRIPTION("UBWC config database for QTI SoCs");