samsung-sm8650/android_kernel_samsung_sm8650-modules
1
0
Derivar 0
Código Questões Pedidos de integração Operações Pacotes Planeamentos Lançamentos Wiki Trabalho

msm: camera: cpas: Add support for drv bw override

Ver a proveniência 
Add support to override ddr drv high and low bw values that
are voted to interconnect.

CRs-Fixed: 3065551
Change-Id: I3f0585f1dd0fd61fcf136487596727d890eecb65
Signed-off-by: Mukund Madhusudan Atre <quic_matre@quicinc.com>
Este cometimento está contido em:
Mukund Madhusudan Atre
2022-08-29 11:40:52 -07:00
cometido por Camera Software Integration
ascendente 8202146af3
cometimento a1ec987611
3 ficheiros modificados com 137 adições e 12 eliminações
Descarregar ficheiro patch Descarregar ficheiro diff Expandir todos os ficheiros Colapsar todos os ficheiros

102
drivers/cam_cpas/cam_cpas_hw.c
Ver ficheiro

@@ -32,6 +32,75 @@ static void cam_cpas_update_monitor_array(struct cam_hw_info *cpas_hw,
static void cam_cpas_dump_monitor_array(
struct cam_hw_info *cpas_hw);
static void cam_cpas_process_drv_bw_overrides(
struct cam_cpas_bus_client *bus_client, uint64_t *high_ab, uint64_t *high_ib,
uint64_t *low_ab, uint64_t *low_ib, const struct cam_cpas_debug_settings *cpas_settings)
{
uint64_t curr_ab_high = *high_ab;
uint64_t curr_ib_high = *high_ib;
uint64_t curr_ab_low = *low_ab;
uint64_t curr_ib_low = *low_ib;
size_t name_len = strlen(bus_client->common_data.name);
if (!cpas_settings) {
CAM_ERR(CAM_CPAS, "Invalid cpas debug settings");
return;
}
if (strnstr(bus_client->common_data.name, "cam_ife_0_drv",
name_len)) {
if (cpas_settings->cam_ife_0_drv_ab_high_bw)
*high_ab = cpas_settings->cam_ife_0_drv_ab_high_bw;
if (cpas_settings->cam_ife_0_drv_ib_high_bw)
*high_ib = cpas_settings->cam_ife_0_drv_ib_high_bw;
if (cpas_settings->cam_ife_0_drv_ab_low_bw)
*low_ab = cpas_settings->cam_ife_0_drv_ab_low_bw;
if (cpas_settings->cam_ife_0_drv_ib_low_bw)
*low_ib = cpas_settings->cam_ife_0_drv_ib_low_bw;
if (cpas_settings->cam_ife_0_drv_low_set_zero) {
*low_ab = 0;
*low_ib = 0;
}
} else if (strnstr(bus_client->common_data.name, "cam_ife_1_drv",
name_len)) {
if (cpas_settings->cam_ife_1_drv_ab_high_bw)
*high_ab = cpas_settings->cam_ife_1_drv_ab_high_bw;
if (cpas_settings->cam_ife_1_drv_ib_high_bw)
*high_ib = cpas_settings->cam_ife_1_drv_ib_high_bw;
if (cpas_settings->cam_ife_1_drv_ab_low_bw)
*low_ab = cpas_settings->cam_ife_1_drv_ab_low_bw;
if (cpas_settings->cam_ife_1_drv_ib_low_bw)
*low_ib = cpas_settings->cam_ife_1_drv_ib_low_bw;
if (cpas_settings->cam_ife_1_drv_low_set_zero) {
*low_ab = 0;
*low_ib = 0;
}
} else if (strnstr(bus_client->common_data.name, "cam_ife_2_drv",
name_len)) {
if (cpas_settings->cam_ife_2_drv_ab_high_bw)
*high_ab = cpas_settings->cam_ife_2_drv_ab_high_bw;
if (cpas_settings->cam_ife_2_drv_ib_high_bw)
*high_ib = cpas_settings->cam_ife_2_drv_ib_high_bw;
if (cpas_settings->cam_ife_2_drv_ab_low_bw)
*low_ab = cpas_settings->cam_ife_2_drv_ab_low_bw;
if (cpas_settings->cam_ife_2_drv_ib_low_bw)
*low_ib = cpas_settings->cam_ife_2_drv_ib_low_bw;
if (cpas_settings->cam_ife_2_drv_low_set_zero) {
*low_ab = 0;
*low_ib = 0;
}
} else {
CAM_ERR(CAM_CPAS, "unknown mnoc port: %s, bw override failed",
bus_client->common_data.name);
return;
}
CAM_INFO(CAM_CPAS,
"Overriding mnoc bw for: %s with [AB IB] high: [%llu %llu], low: [%llu %llu], curr high: [%llu %llu], curr low: [%llu %llu]",
bus_client->common_data.name, *high_ab, *high_ib, *low_ab, *low_ib,
curr_ab_high, curr_ib_high, curr_ab_low, curr_ib_low);
}
static void cam_cpas_process_bw_overrides(
struct cam_cpas_bus_client *bus_client, uint64_t *ab, uint64_t *ib,
const struct cam_cpas_debug_settings *cpas_settings)
@@ -182,6 +251,7 @@ static int cam_cpas_util_vote_drv_bus_client_bw(struct cam_cpas_bus_client *bus_
struct cam_cpas_axi_bw_info *curr_vote, struct cam_cpas_axi_bw_info *applied_vote)
{
int rc = 0;
const struct camera_debug_settings *cam_debug = NULL;
if (!bus_client->valid) {
CAM_ERR(CAM_CPAS, "bus client: %s not valid",
@@ -199,6 +269,23 @@ static int cam_cpas_util_vote_drv_bus_client_bw(struct cam_cpas_bus_client *bus_
(curr_vote->drv_vote.high.ib < CAM_CPAS_AXI_MIN_MNOC_IB_BW))
curr_vote->drv_vote.high.ib = CAM_CPAS_AXI_MIN_MNOC_IB_BW;
if ((curr_vote->drv_vote.low.ab > 0) &&
(curr_vote->drv_vote.low.ab < CAM_CPAS_AXI_MIN_MNOC_AB_BW))
curr_vote->drv_vote.low.ab = CAM_CPAS_AXI_MIN_MNOC_AB_BW;
if ((curr_vote->drv_vote.low.ib > 0) &&
(curr_vote->drv_vote.low.ib < CAM_CPAS_AXI_MIN_MNOC_IB_BW))
curr_vote->drv_vote.low.ib = CAM_CPAS_AXI_MIN_MNOC_IB_BW;
cam_debug = cam_debug_get_settings();
if ((curr_vote->drv_vote.high.ab || curr_vote->drv_vote.high.ib ||
curr_vote->drv_vote.low.ab || curr_vote->drv_vote.low.ib) &&
cam_debug && cam_debug->cpas_settings.is_updated)
cam_cpas_process_drv_bw_overrides(bus_client, &curr_vote->drv_vote.high.ab,
&curr_vote->drv_vote.high.ib, &curr_vote->drv_vote.low.ab,
&curr_vote->drv_vote.low.ib, &cam_debug->cpas_settings);
if (debug_drv)
CAM_INFO(CAM_CPAS, "Bus_client: %s, DRV vote high=[%llu %llu] low=[%llu %llu]",
bus_client->common_data.name, curr_vote->drv_vote.high.ab,
@@ -239,7 +326,7 @@ end:
static int cam_cpas_util_vote_hlos_bus_client_bw(
struct cam_cpas_bus_client *bus_client, uint64_t ab, uint64_t ib,
bool camnoc_bw, uint64_t *applied_ab, uint64_t *applied_ib)
bool is_camnoc_bw, uint64_t *applied_ab, uint64_t *applied_ib)
{
int rc = 0;
uint64_t min_camnoc_ib_bw = CAM_CPAS_AXI_MIN_CAMNOC_IB_BW;
@@ -261,7 +348,7 @@ static int cam_cpas_util_vote_hlos_bus_client_bw(
min_camnoc_ib_bw);
mutex_lock(&bus_client->lock);
if (camnoc_bw) {
if (is_camnoc_bw) {
if ((ab > 0) && (ab < CAM_CPAS_AXI_MIN_CAMNOC_AB_BW))
ab = CAM_CPAS_AXI_MIN_CAMNOC_AB_BW;
@@ -277,16 +364,7 @@ static int cam_cpas_util_vote_hlos_bus_client_bw(
cam_debug = cam_debug_get_settings();
if (cam_debug && (cam_debug->cpas_settings.mnoc_hf_0_ab_bw ||
cam_debug->cpas_settings.mnoc_hf_0_ib_bw ||
cam_debug->cpas_settings.mnoc_hf_1_ab_bw ||
cam_debug->cpas_settings.mnoc_hf_1_ib_bw ||
cam_debug->cpas_settings.mnoc_sf_0_ab_bw ||
cam_debug->cpas_settings.mnoc_sf_0_ib_bw ||
cam_debug->cpas_settings.mnoc_sf_1_ab_bw ||
cam_debug->cpas_settings.mnoc_sf_1_ib_bw ||
cam_debug->cpas_settings.mnoc_sf_icp_ab_bw ||
cam_debug->cpas_settings.mnoc_sf_icp_ib_bw))
if ((ab || ib) && cam_debug && cam_debug->cpas_settings.is_updated)
cam_cpas_process_bw_overrides(bus_client, &ab, &ib,
&cam_debug->cpas_settings);

31
drivers/cam_utils/cam_debug_util.c
Ver ficheiro

@@ -135,11 +135,42 @@ static int cam_debug_parse_cpas_settings(const char *setting, u64 value)
cam_debug.cpas_settings.mnoc_sf_icp_ab_bw = value;
} else if (!strcmp(setting, "mnoc_sf_icp_ib_bw")) {
cam_debug.cpas_settings.mnoc_sf_icp_ib_bw = value;
} else if (!strcmp(setting, "cam_ife_0_drv_ab_high_bw")) {
cam_debug.cpas_settings.cam_ife_0_drv_ab_high_bw = value;
} else if (!strcmp(setting, "cam_ife_0_drv_ib_high_bw")) {
cam_debug.cpas_settings.cam_ife_0_drv_ib_high_bw = value;
} else if (!strcmp(setting, "cam_ife_1_drv_ab_high_bw")) {
cam_debug.cpas_settings.cam_ife_1_drv_ab_high_bw = value;
} else if (!strcmp(setting, "cam_ife_1_drv_ib_high_bw")) {
cam_debug.cpas_settings.cam_ife_1_drv_ib_high_bw = value;
} else if (!strcmp(setting, "cam_ife_2_drv_ab_high_bw")) {
cam_debug.cpas_settings.cam_ife_2_drv_ab_high_bw = value;
} else if (!strcmp(setting, "cam_ife_2_drv_ib_high_bw")) {
cam_debug.cpas_settings.cam_ife_2_drv_ib_high_bw = value;
} else if (!strcmp(setting, "cam_ife_0_drv_ab_low_bw")) {
cam_debug.cpas_settings.cam_ife_0_drv_ab_low_bw = value;
} else if (!strcmp(setting, "cam_ife_0_drv_ib_low_bw")) {
cam_debug.cpas_settings.cam_ife_0_drv_ib_low_bw = value;
} else if (!strcmp(setting, "cam_ife_1_drv_ab_low_bw")) {
cam_debug.cpas_settings.cam_ife_1_drv_ab_low_bw = value;
} else if (!strcmp(setting, "cam_ife_1_drv_ib_low_bw")) {
cam_debug.cpas_settings.cam_ife_1_drv_ib_low_bw = value;
} else if (!strcmp(setting, "cam_ife_2_drv_ab_low_bw")) {
cam_debug.cpas_settings.cam_ife_2_drv_ab_low_bw = value;
} else if (!strcmp(setting, "cam_ife_2_drv_ib_low_bw")) {
cam_debug.cpas_settings.cam_ife_2_drv_ib_low_bw = value;
} else if (!strcmp(setting, "cam_ife_0_drv_low_set_zero")) {
cam_debug.cpas_settings.cam_ife_0_drv_low_set_zero = value;
} else if (!strcmp(setting, "cam_ife_1_drv_low_set_zero")) {
cam_debug.cpas_settings.cam_ife_1_drv_low_set_zero = value;
} else if (!strcmp(setting, "cam_ife_2_drv_low_set_zero")) {
cam_debug.cpas_settings.cam_ife_2_drv_low_set_zero = value;
} else {
CAM_ERR(CAM_UTIL, "Unsupported cpas sysfs entry");
return -EINVAL;
}
cam_debug.cpas_settings.is_updated = true;
return 0;
}

16
drivers/cam_utils/cam_debug_util.h
Ver ficheiro

@@ -347,6 +347,22 @@ struct cam_cpas_debug_settings {
uint64_t mnoc_sf_icp_ab_bw;
uint64_t mnoc_sf_icp_ib_bw;
uint64_t camnoc_bw;
uint64_t cam_ife_0_drv_ab_high_bw;
uint64_t cam_ife_0_drv_ib_high_bw;
uint64_t cam_ife_1_drv_ab_high_bw;
uint64_t cam_ife_1_drv_ib_high_bw;
uint64_t cam_ife_2_drv_ab_high_bw;
uint64_t cam_ife_2_drv_ib_high_bw;
uint64_t cam_ife_0_drv_ab_low_bw;
uint64_t cam_ife_0_drv_ib_low_bw;
uint64_t cam_ife_1_drv_ab_low_bw;
uint64_t cam_ife_1_drv_ib_low_bw;
uint64_t cam_ife_2_drv_ab_low_bw;
uint64_t cam_ife_2_drv_ib_low_bw;
uint64_t cam_ife_0_drv_low_set_zero;
uint64_t cam_ife_1_drv_low_set_zero;
uint64_t cam_ife_2_drv_low_set_zero;
bool is_updated;
};
/**