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Merge tag '20220825043859.30066-3-manivannan.sadhasivam@linaro.org' i…
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…nto drivers-for-6.1

v6.0-rc1 +
20220825043859.30066-2-manivannan.sadhasivam@linaro.org +
20220825043859.30066-3-manivannan.sadhasivam@linaro.org

Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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Bjorn Andersson committed Aug 30, 2022
2 parents ff6d365 + c13d7d2 commit d820048
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Showing 2 changed files with 110 additions and 12 deletions.
92 changes: 80 additions & 12 deletions drivers/soc/qcom/llcc-qcom.c
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Original file line number Diff line number Diff line change
Expand Up @@ -104,6 +104,7 @@ struct qcom_llcc_config {
int size;
bool need_llcc_cfg;
const u32 *reg_offset;
const struct llcc_edac_reg_offset *edac_reg_offset;
};

enum llcc_reg_offset {
Expand Down Expand Up @@ -296,12 +297,68 @@ static const struct llcc_slice_config sm8450_data[] = {
{LLCC_AENPU, 8, 2048, 1, 1, 0xFFFF, 0x0, 0, 0, 0, 0, 0, 0, 0 },
};

static const u32 llcc_v1_2_reg_offset[] = {
static const struct llcc_edac_reg_offset llcc_v1_edac_reg_offset = {
.trp_ecc_error_status0 = 0x20344,
.trp_ecc_error_status1 = 0x20348,
.trp_ecc_sb_err_syn0 = 0x2304c,
.trp_ecc_db_err_syn0 = 0x20370,
.trp_ecc_error_cntr_clear = 0x20440,
.trp_interrupt_0_status = 0x20480,
.trp_interrupt_0_clear = 0x20484,
.trp_interrupt_0_enable = 0x20488,

/* LLCC Common registers */
.cmn_status0 = 0x3000c,
.cmn_interrupt_0_enable = 0x3001c,
.cmn_interrupt_2_enable = 0x3003c,

/* LLCC DRP registers */
.drp_ecc_error_cfg = 0x40000,
.drp_ecc_error_cntr_clear = 0x40004,
.drp_interrupt_status = 0x41000,
.drp_interrupt_clear = 0x41008,
.drp_interrupt_enable = 0x4100c,
.drp_ecc_error_status0 = 0x42044,
.drp_ecc_error_status1 = 0x42048,
.drp_ecc_sb_err_syn0 = 0x4204c,
.drp_ecc_db_err_syn0 = 0x42070,
};

static const struct llcc_edac_reg_offset llcc_v2_1_edac_reg_offset = {
.trp_ecc_error_status0 = 0x20344,
.trp_ecc_error_status1 = 0x20348,
.trp_ecc_sb_err_syn0 = 0x2034c,
.trp_ecc_db_err_syn0 = 0x20370,
.trp_ecc_error_cntr_clear = 0x20440,
.trp_interrupt_0_status = 0x20480,
.trp_interrupt_0_clear = 0x20484,
.trp_interrupt_0_enable = 0x20488,

/* LLCC Common registers */
.cmn_status0 = 0x3400c,
.cmn_interrupt_0_enable = 0x3401c,
.cmn_interrupt_2_enable = 0x3403c,

/* LLCC DRP registers */
.drp_ecc_error_cfg = 0x50000,
.drp_ecc_error_cntr_clear = 0x50004,
.drp_interrupt_status = 0x50020,
.drp_interrupt_clear = 0x50028,
.drp_interrupt_enable = 0x5002c,
.drp_ecc_error_status0 = 0x520f4,
.drp_ecc_error_status1 = 0x520f8,
.drp_ecc_sb_err_syn0 = 0x520fc,
.drp_ecc_db_err_syn0 = 0x52120,
};

/* LLCC register offset starting from v1.0.0 */
static const u32 llcc_v1_reg_offset[] = {
[LLCC_COMMON_HW_INFO] = 0x00030000,
[LLCC_COMMON_STATUS0] = 0x0003000c,
};

static const u32 llcc_v21_reg_offset[] = {
/* LLCC register offset starting from v2.0.1 */
static const u32 llcc_v2_1_reg_offset[] = {
[LLCC_COMMON_HW_INFO] = 0x00034000,
[LLCC_COMMON_STATUS0] = 0x0003400c,
};
Expand All @@ -310,70 +367,80 @@ static const struct qcom_llcc_config sc7180_cfg = {
.sct_data = sc7180_data,
.size = ARRAY_SIZE(sc7180_data),
.need_llcc_cfg = true,
.reg_offset = llcc_v1_2_reg_offset,
.reg_offset = llcc_v1_reg_offset,
.edac_reg_offset = &llcc_v1_edac_reg_offset,
};

static const struct qcom_llcc_config sc7280_cfg = {
.sct_data = sc7280_data,
.size = ARRAY_SIZE(sc7280_data),
.need_llcc_cfg = true,
.reg_offset = llcc_v1_2_reg_offset,
.reg_offset = llcc_v1_reg_offset,
.edac_reg_offset = &llcc_v1_edac_reg_offset,
};

static const struct qcom_llcc_config sc8180x_cfg = {
.sct_data = sc8180x_data,
.size = ARRAY_SIZE(sc8180x_data),
.need_llcc_cfg = true,
.reg_offset = llcc_v1_2_reg_offset,
.reg_offset = llcc_v1_reg_offset,
.edac_reg_offset = &llcc_v1_edac_reg_offset,
};

static const struct qcom_llcc_config sc8280xp_cfg = {
.sct_data = sc8280xp_data,
.size = ARRAY_SIZE(sc8280xp_data),
.need_llcc_cfg = true,
.reg_offset = llcc_v1_2_reg_offset,
.reg_offset = llcc_v1_reg_offset,
.edac_reg_offset = &llcc_v1_edac_reg_offset,
};

static const struct qcom_llcc_config sdm845_cfg = {
.sct_data = sdm845_data,
.size = ARRAY_SIZE(sdm845_data),
.need_llcc_cfg = false,
.reg_offset = llcc_v1_2_reg_offset,
.reg_offset = llcc_v1_reg_offset,
.edac_reg_offset = &llcc_v1_edac_reg_offset,
};

static const struct qcom_llcc_config sm6350_cfg = {
.sct_data = sm6350_data,
.size = ARRAY_SIZE(sm6350_data),
.need_llcc_cfg = true,
.reg_offset = llcc_v1_2_reg_offset,
.reg_offset = llcc_v1_reg_offset,
.edac_reg_offset = &llcc_v1_edac_reg_offset,
};

static const struct qcom_llcc_config sm8150_cfg = {
.sct_data = sm8150_data,
.size = ARRAY_SIZE(sm8150_data),
.need_llcc_cfg = true,
.reg_offset = llcc_v1_2_reg_offset,
.reg_offset = llcc_v1_reg_offset,
.edac_reg_offset = &llcc_v1_edac_reg_offset,
};

static const struct qcom_llcc_config sm8250_cfg = {
.sct_data = sm8250_data,
.size = ARRAY_SIZE(sm8250_data),
.need_llcc_cfg = true,
.reg_offset = llcc_v1_2_reg_offset,
.reg_offset = llcc_v1_reg_offset,
.edac_reg_offset = &llcc_v1_edac_reg_offset,
};

static const struct qcom_llcc_config sm8350_cfg = {
.sct_data = sm8350_data,
.size = ARRAY_SIZE(sm8350_data),
.need_llcc_cfg = true,
.reg_offset = llcc_v1_2_reg_offset,
.reg_offset = llcc_v1_reg_offset,
.edac_reg_offset = &llcc_v1_edac_reg_offset,
};

static const struct qcom_llcc_config sm8450_cfg = {
.sct_data = sm8450_data,
.size = ARRAY_SIZE(sm8450_data),
.need_llcc_cfg = true,
.reg_offset = llcc_v21_reg_offset,
.reg_offset = llcc_v2_1_reg_offset,
.edac_reg_offset = &llcc_v2_1_edac_reg_offset,
};

static struct llcc_drv_data *drv_data = (void *) -EPROBE_DEFER;
Expand Down Expand Up @@ -774,6 +841,7 @@ static int qcom_llcc_probe(struct platform_device *pdev)

drv_data->cfg = llcc_cfg;
drv_data->cfg_size = sz;
drv_data->edac_reg_offset = cfg->edac_reg_offset;
mutex_init(&drv_data->lock);
platform_set_drvdata(pdev, drv_data);

Expand Down
30 changes: 30 additions & 0 deletions include/linux/soc/qcom/llcc-qcom.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -78,11 +78,40 @@ struct llcc_edac_reg_data {
u8 ways_shift;
};

struct llcc_edac_reg_offset {
/* LLCC TRP registers */
u32 trp_ecc_error_status0;
u32 trp_ecc_error_status1;
u32 trp_ecc_sb_err_syn0;
u32 trp_ecc_db_err_syn0;
u32 trp_ecc_error_cntr_clear;
u32 trp_interrupt_0_status;
u32 trp_interrupt_0_clear;
u32 trp_interrupt_0_enable;

/* LLCC Common registers */
u32 cmn_status0;
u32 cmn_interrupt_0_enable;
u32 cmn_interrupt_2_enable;

/* LLCC DRP registers */
u32 drp_ecc_error_cfg;
u32 drp_ecc_error_cntr_clear;
u32 drp_interrupt_status;
u32 drp_interrupt_clear;
u32 drp_interrupt_enable;
u32 drp_ecc_error_status0;
u32 drp_ecc_error_status1;
u32 drp_ecc_sb_err_syn0;
u32 drp_ecc_db_err_syn0;
};

/**
* struct llcc_drv_data - Data associated with the llcc driver
* @regmap: regmap associated with the llcc device
* @bcast_regmap: regmap associated with llcc broadcast offset
* @cfg: pointer to the data structure for slice configuration
* @edac_reg_offset: Offset of the LLCC EDAC registers
* @lock: mutex associated with each slice
* @cfg_size: size of the config data table
* @max_slices: max slices as read from device tree
Expand All @@ -96,6 +125,7 @@ struct llcc_drv_data {
struct regmap *regmap;
struct regmap *bcast_regmap;
const struct llcc_slice_config *cfg;
const struct llcc_edac_reg_offset *edac_reg_offset;
struct mutex lock;
u32 cfg_size;
u32 max_slices;
Expand Down

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