diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/soc/qcom/llcc-qcom.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/drivers/soc/qcom/llcc-qcom.c b/drivers/soc/qcom/llcc-qcom.c index 16b421608e9c..8403a77b59fe 100644 --- a/drivers/soc/qcom/llcc-qcom.c +++ b/drivers/soc/qcom/llcc-qcom.c @@ -4,6 +4,7 @@ * */ +#include <linux/bitfield.h> #include <linux/bitmap.h> #include <linux/bitops.h> #include <linux/device.h> @@ -35,6 +36,9 @@ #define CACHE_LINE_SIZE_SHIFT 6 +#define LLCC_COMMON_HW_INFO 0x00030000 +#define LLCC_MAJOR_VERSION_MASK GENMASK(31, 24) + #define LLCC_COMMON_STATUS0 0x0003000c #define LLCC_LB_CNT_MASK GENMASK(31, 28) #define LLCC_LB_CNT_SHIFT 28 @@ -47,6 +51,7 @@ #define LLCC_TRP_SCID_DIS_CAP_ALLOC 0x21f00 #define LLCC_TRP_PCB_ACT 0x21f04 +#define LLCC_TRP_WRSC_EN 0x21f20 #define BANK_OFFSET_STRIDE 0x80000 @@ -73,6 +78,7 @@ * then the ways assigned to this client are not flushed on power * collapse. * @activate_on_init: Activate the slice immediately after it is programmed + * @write_scid_en: Bit enables write cache support for a given scid. */ struct llcc_slice_config { u32 usecase_id; @@ -87,6 +93,7 @@ struct llcc_slice_config { bool dis_cap_alloc; bool retain_on_pc; bool activate_on_init; + bool write_scid_en; }; struct qcom_llcc_config { @@ -147,6 +154,25 @@ static const struct llcc_slice_config sm8150_data[] = { { LLCC_WRCACHE, 31, 128, 1, 1, 0xFFF, 0x0, 0, 0, 0, 0, 0 }, }; +static const struct llcc_slice_config sm8250_data[] = { + { LLCC_CPUSS, 1, 3072, 1, 1, 0xfff, 0x0, 0, 0, 0, 1, 1, 0 }, + { LLCC_VIDSC0, 2, 512, 3, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0 }, + { LLCC_AUDIO, 6, 1024, 1, 0, 0xfff, 0x0, 0, 0, 0, 0, 0, 0 }, + { LLCC_CMPT, 10, 1024, 1, 0, 0xfff, 0x0, 0, 0, 0, 0, 0, 0 }, + { LLCC_GPUHTW, 11, 1024, 1, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0 }, + { LLCC_GPU, 12, 1024, 1, 0, 0xfff, 0x0, 0, 0, 0, 1, 0, 1 }, + { LLCC_MMUHWT, 13, 1024, 1, 1, 0xfff, 0x0, 0, 0, 0, 0, 1, 0 }, + { LLCC_CMPTDMA, 15, 1024, 1, 0, 0xfff, 0x0, 0, 0, 0, 1, 0, 0 }, + { LLCC_DISP, 16, 3072, 1, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0 }, + { LLCC_VIDFW, 17, 512, 1, 0, 0xfff, 0x0, 0, 0, 0, 1, 0, 0 }, + { LLCC_AUDHW, 22, 1024, 1, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0 }, + { LLCC_NPU, 23, 3072, 1, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0 }, + { LLCC_WLHW, 24, 1024, 1, 0, 0xfff, 0x0, 0, 0, 0, 1, 0, 0 }, + { LLCC_CVP, 28, 256, 3, 1, 0xfff, 0x0, 0, 0, 0, 1, 0, 0 }, + { LLCC_APTCM, 30, 128, 3, 0, 0x0, 0x3, 1, 0, 0, 1, 0, 0 }, + { LLCC_WRCACHE, 31, 256, 1, 1, 0xfff, 0x0, 0, 0, 0, 0, 1, 0 }, +}; + static const struct qcom_llcc_config sc7180_cfg = { .sct_data = sc7180_data, .size = ARRAY_SIZE(sc7180_data), @@ -164,6 +190,11 @@ static const struct qcom_llcc_config sm8150_cfg = { .size = ARRAY_SIZE(sm8150_data), }; +static const struct qcom_llcc_config sm8250_cfg = { + .sct_data = sm8250_data, + .size = ARRAY_SIZE(sm8250_data), +}; + static struct llcc_drv_data *drv_data = (void *) -EPROBE_DEFER; /** @@ -413,6 +444,16 @@ static int _qcom_llcc_cfg_program(const struct llcc_slice_config *config, return ret; } + if (drv_data->major_version == 2) { + u32 wren; + + wren = config->write_scid_en << config->slice_id; + ret = regmap_update_bits(drv_data->bcast_regmap, LLCC_TRP_WRSC_EN, + BIT(config->slice_id), wren); + if (ret) + return ret; + } + if (config->activate_on_init) { desc.slice_id = config->slice_id; ret = llcc_slice_activate(&desc); @@ -476,6 +517,7 @@ static int qcom_llcc_probe(struct platform_device *pdev) const struct qcom_llcc_config *cfg; const struct llcc_slice_config *llcc_cfg; u32 sz; + u32 version; drv_data = devm_kzalloc(dev, sizeof(*drv_data), GFP_KERNEL); if (!drv_data) { @@ -496,6 +538,13 @@ static int qcom_llcc_probe(struct platform_device *pdev) goto err; } + /* Extract major version of the IP */ + ret = regmap_read(drv_data->bcast_regmap, LLCC_COMMON_HW_INFO, &version); + if (ret) + goto err; + + drv_data->major_version = FIELD_GET(LLCC_MAJOR_VERSION_MASK, version); + ret = regmap_read(drv_data->regmap, LLCC_COMMON_STATUS0, &num_banks); if (ret) @@ -559,6 +608,7 @@ static const struct of_device_id qcom_llcc_of_match[] = { { .compatible = "qcom,sc7180-llcc", .data = &sc7180_cfg }, { .compatible = "qcom,sdm845-llcc", .data = &sdm845_cfg }, { .compatible = "qcom,sm8150-llcc", .data = &sm8150_cfg }, + { .compatible = "qcom,sm8250-llcc", .data = &sm8250_cfg }, { } }; |