Merge "disp: msm: sde: add support to handle mdp limits property"

This commit is contained in:
qctecmdr 2019-10-11 16:21:26 -07:00 • committed by Gerrit - the friendly Code Review server
commit 1643b63bd7
3 changed files with 243 additions and 0 deletions

View file

@ -4708,6 +4708,8 @@ static void sde_crtc_install_properties(struct drm_crtc *crtc,
struct drm_device *dev;
struct sde_kms_info *info;
struct sde_kms *sde_kms;
int i, j;
static const struct drm_prop_enum_list e_secure_level[] = {
{SDE_DRM_SEC_NON_SEC, "sec_and_non_sec"},
{SDE_DRM_SEC_ONLY, "sec_only"},
@ -4925,6 +4927,37 @@ static void sde_crtc_install_properties(struct drm_crtc *crtc,
if (sde_kms->perf.max_core_clk_rate)
sde_kms_info_add_keyint(info, "max_mdp_clk",
sde_kms->perf.max_core_clk_rate);
for (i = 0; i < catalog->limit_count; i++) {
sde_kms_info_add_keyint(info,
catalog->limit_cfg[i].name,
catalog->limit_cfg[i].lmt_case_cnt);
for (j = 0; j < catalog->limit_cfg[i].lmt_case_cnt; j++) {
sde_kms_info_add_keyint(info,
catalog->limit_cfg[i].vector_cfg[j].usecase,
catalog->limit_cfg[i].vector_cfg[j].value);
}
if (!strcmp(catalog->limit_cfg[i].name,
"sspp_linewidth_usecases"))
sde_kms_info_add_keyint(info,
"sspp_linewidth_values",
catalog->limit_cfg[i].lmt_vec_cnt);
else if (!strcmp(catalog->limit_cfg[i].name,
"sde_bwlimit_usecases"))
sde_kms_info_add_keyint(info,
"sde_bwlimit_values",
catalog->limit_cfg[i].lmt_vec_cnt);
for (j = 0; j < catalog->limit_cfg[i].lmt_vec_cnt; j++) {
sde_kms_info_add_keyint(info, "limit_usecase",
catalog->limit_cfg[i].value_cfg[j].use_concur);
sde_kms_info_add_keyint(info, "limit_value",
catalog->limit_cfg[i].value_cfg[j].value);
}
}
sde_kms_info_add_keystr(info, "core_ib_ff",
catalog->perf.core_ib_ff);
sde_kms_info_add_keystr(info, "core_clk_ff",

View file

@ -185,6 +185,7 @@ enum sde_prop {
UBWC_BW_CALC_VERSION,
PIPE_ORDER_VERSION,
SEC_SID_MASK,
SDE_LIMITS,
SDE_PROP_MAX,
};
@ -279,6 +280,14 @@ enum {
INTF_PROP_MAX,
};
enum {
LIMIT_NAME,
LIMIT_USECASE,
LIMIT_ID,
LIMIT_VALUE,
LIMIT_PROP_MAX,
};
enum {
PP_OFF,
PP_LEN,
@ -479,6 +488,7 @@ static struct sde_prop_type sde_prop[] = {
{PIPE_ORDER_VERSION, "qcom,sde-pipe-order-version", false,
PROP_TYPE_U32},
{SEC_SID_MASK, "qcom,sde-secure-sid-mask", false, PROP_TYPE_U32_ARRAY},
{SDE_LIMITS, "qcom,sde-limits", false, PROP_TYPE_NODE},
};
static struct sde_prop_type sde_perf_prop[] = {
@ -765,6 +775,14 @@ static struct sde_prop_type qdss_prop[] = {
{HW_LEN, "qcom,sde-qdss-size", false, PROP_TYPE_U32},
};
static struct sde_prop_type limit_usecase_prop[] = {
{LIMIT_NAME, "qcom,sde-limit-name", false, PROP_TYPE_STRING},
{LIMIT_USECASE, "qcom,sde-limit-cases", false, PROP_TYPE_STRING_ARRAY},
{LIMIT_ID, "qcom,sde-limit-ids", false, PROP_TYPE_U32_ARRAY},
{LIMIT_VALUE, "qcom,sde-limit-values", false,
PROP_TYPE_BIT_OFFSET_ARRAY},
};
/*************************************************************
* static API list
*************************************************************/
@ -3146,6 +3164,149 @@ static int _sde_parse_prop_check(struct sde_mdss_cfg *cfg,
return 0;
}
static int sde_read_limit_node(struct device_node *snp,
struct sde_prop_value *lmt_val, struct sde_mdss_cfg *cfg)
{
int j, i = 0, rc = 0;
const char *type = NULL;
struct device_node *node = NULL;
for_each_child_of_node(snp, node) {
cfg->limit_cfg[i].vector_cfg =
kcalloc(cfg->limit_cfg[i].lmt_case_cnt,
sizeof(struct limit_vector_cfg), GFP_KERNEL);
if (!cfg->limit_cfg[i].vector_cfg) {
rc = -ENOMEM;
goto error;
}
for (j = 0; j < cfg->limit_cfg[i].lmt_case_cnt; j++) {
of_property_read_string_index(node,
limit_usecase_prop[LIMIT_USECASE].prop_name,
j, &type);
cfg->limit_cfg[i].vector_cfg[j].usecase = type;
cfg->limit_cfg[i].vector_cfg[j].value =
PROP_VALUE_ACCESS(&lmt_val[i * LIMIT_PROP_MAX],
LIMIT_ID, j);
}
cfg->limit_cfg[i].value_cfg =
kcalloc(cfg->limit_cfg[i].lmt_vec_cnt,
sizeof(struct limit_value_cfg), GFP_KERNEL);
if (!cfg->limit_cfg[i].value_cfg) {
rc = -ENOMEM;
goto error;
}
for (j = 0; j < cfg->limit_cfg[i].lmt_vec_cnt; j++) {
cfg->limit_cfg[i].value_cfg[j].use_concur =
PROP_BITVALUE_ACCESS(
&lmt_val[i * LIMIT_PROP_MAX],
LIMIT_VALUE, j, 0);
cfg->limit_cfg[i].value_cfg[j].value =
PROP_BITVALUE_ACCESS(
&lmt_val[i * LIMIT_PROP_MAX],
LIMIT_VALUE, j, 1);
}
i++;
}
return 0;
error:
for (j = 0; j < cfg->limit_count; j++) {
kfree(cfg->limit_cfg[j].vector_cfg);
kfree(cfg->limit_cfg[j].value_cfg);
}
cfg->limit_count = 0;
return rc;
}
static int sde_validate_limit_node(struct device_node *snp,
struct sde_prop_value *sde_limit_value, struct sde_mdss_cfg *cfg)
{
int i = 0, rc = 0;
struct device_node *node = NULL;
int limit_value_count[LIMIT_PROP_MAX];
bool limit_value_exists[LIMIT_SUBBLK_COUNT_MAX][LIMIT_PROP_MAX];
const char *type = NULL;
for_each_child_of_node(snp, node) {
rc = _validate_dt_entry(node, limit_usecase_prop,
ARRAY_SIZE(limit_usecase_prop),
limit_value_count, NULL);
if (rc)
goto end;
rc = _read_dt_entry(node, limit_usecase_prop,
ARRAY_SIZE(limit_usecase_prop), limit_value_count,
&limit_value_exists[i][0],
&sde_limit_value[i * LIMIT_PROP_MAX]);
if (rc)
goto end;
cfg->limit_cfg[i].lmt_case_cnt =
limit_value_count[LIMIT_ID];
cfg->limit_cfg[i].lmt_vec_cnt =
limit_value_count[LIMIT_VALUE];
of_property_read_string(node,
limit_usecase_prop[LIMIT_NAME].prop_name, &type);
cfg->limit_cfg[i].name = type;
if (!limit_value_count[LIMIT_ID] ||
!limit_value_count[LIMIT_VALUE]) {
rc = -EINVAL;
goto end;
}
i++;
}
return 0;
end:
cfg->limit_count = 0;
return rc;
}
static int sde_limit_parse_dt(struct device_node *np, struct sde_mdss_cfg *cfg)
{
struct device_node *snp = NULL;
struct sde_prop_value *sde_limit_value = NULL;
int rc = 0;
snp = of_get_child_by_name(np, sde_prop[SDE_LIMITS].prop_name);
if (!snp)
goto end;
cfg->limit_count = of_get_child_count(snp);
if (cfg->limit_count < 0) {
rc = -EINVAL;
goto end;
}
sde_limit_value = kzalloc(cfg->limit_count * LIMIT_PROP_MAX *
sizeof(struct sde_prop_value), GFP_KERNEL);
if (!sde_limit_value) {
rc = -ENOMEM;
goto end;
}
rc = sde_validate_limit_node(snp, sde_limit_value, cfg);
if (rc) {
SDE_ERROR("validating limit node failed\n");
goto end;
}
rc = sde_read_limit_node(snp, sde_limit_value, cfg);
if (rc)
SDE_ERROR("reading limit node failed\n");
end:
kfree(sde_limit_value);
return rc;
}
static int sde_top_parse_dt(struct device_node *np, struct sde_mdss_cfg *cfg)
{
int rc, i, dma_rc, len, prop_count[SDE_PROP_MAX];
@ -3256,6 +3417,10 @@ static int sde_top_parse_dt(struct device_node *np, struct sde_mdss_cfg *cfg)
cfg->has_idle_pc = PROP_VALUE_ACCESS(prop_value, IDLE_PC, 0);
cfg->pipe_order_type = PROP_VALUE_ACCESS(prop_value,
PIPE_ORDER_VERSION, 0);
rc = sde_limit_parse_dt(np, cfg);
if (rc)
SDE_DEBUG("parsing of sde limit failed\n");
end:
kfree(prop_value);
return rc;
@ -4176,6 +4341,11 @@ void sde_hw_catalog_deinit(struct sde_mdss_cfg *sde_cfg)
kfree(sde_cfg->vbif[i].qos_tbl[j].priority_lvl);
}
for (i = 0; i < sde_cfg->limit_count; i++) {
kfree(sde_cfg->limit_cfg[i].vector_cfg);
kfree(sde_cfg->limit_cfg[i].value_cfg);
}
for (i = 0; i < SDE_QOS_LUT_USAGE_MAX; i++) {
kfree(sde_cfg->perf.sfe_lut_tbl[i].entries);
kfree(sde_cfg->perf.qos_lut_tbl[i].entries);

View file

@ -80,6 +80,7 @@
#define MAX_XIN_COUNT 16
#define SSPP_SUBBLK_COUNT_MAX 2
#define LIMIT_SUBBLK_COUNT_MAX 10
#define SDE_CTL_CFG_VERSION_1_0_0 0x100
#define MAX_INTF_PER_CTL_V1 2
@ -1181,6 +1182,42 @@ struct sde_perf_cfg {
u32 num_mnoc_ports;
};
/**
* struct limit_vector_cfg - information on the usecase for each limit
* @usecase: usecase for each limit
* @value: id corresponding to each usecase
*/
struct limit_vector_cfg {
const char *usecase;
u32 value;
};
/**
* struct limit_value_cfg - information on the value of usecase
* @use_concur: usecase for each limit
* @value: value corresponding to usecase for each limit
*/
struct limit_value_cfg {
u32 use_concur;
u32 value;
};
/**
* struct sde_limit_cfg - information om different mdp limits
* @name: name of the limit property
* @lmt_vec_cnt: number of vector values for each limit
* @lmt_case_cnt: number of usecases for each limit
* @vector_cfg: pointer to the vector entries containing info on usecase
* @value_cfg: pointer to the value of each vector entry
*/
struct sde_limit_cfg {
const char *name;
u32 lmt_vec_cnt;
u32 lmt_case_cnt;
struct limit_vector_cfg *vector_cfg;
struct limit_value_cfg *value_cfg;
};
/**
* struct sde_mdss_cfg - information of MDSS HW
* This is the main catalog data structure representing
@ -1366,6 +1403,9 @@ struct sde_mdss_cfg {
u32 qdss_count;
struct sde_qdss_cfg qdss[MAX_BLOCKS];
u32 limit_count;
struct sde_limit_cfg limit_cfg[LIMIT_SUBBLK_COUNT_MAX];
/* Add additional block data structures here */
struct sde_perf_cfg perf;