summaryrefslogtreecommitdiff
path: root/drivers/genpd
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/genpd')
-rw-r--r--drivers/genpd/qcom/cpr.c1
-rw-r--r--drivers/genpd/qcom/rpmhpd.c118
-rw-r--r--drivers/genpd/qcom/rpmpd.c35
3 files changed, 100 insertions, 54 deletions
diff --git a/drivers/genpd/qcom/cpr.c b/drivers/genpd/qcom/cpr.c
index 144ea68e0920..94a3f0977212 100644
--- a/drivers/genpd/qcom/cpr.c
+++ b/drivers/genpd/qcom/cpr.c
@@ -15,7 +15,6 @@
#include <linux/bitops.h>
#include <linux/slab.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/pm_domain.h>
#include <linux/pm_opp.h>
diff --git a/drivers/genpd/qcom/rpmhpd.c b/drivers/genpd/qcom/rpmhpd.c
index 63c35a32065b..a87e336d5e33 100644
--- a/drivers/genpd/qcom/rpmhpd.c
+++ b/drivers/genpd/qcom/rpmhpd.c
@@ -9,12 +9,12 @@
#include <linux/pm_domain.h>
#include <linux/slab.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/pm_opp.h>
#include <soc/qcom/cmd-db.h>
#include <soc/qcom/rpmh.h>
#include <dt-bindings/power/qcom-rpmpd.h>
+#include <dt-bindings/power/qcom,rpmhpd.h>
#define domain_to_rpmhpd(domain) container_of(domain, struct rpmhpd, pd)
@@ -307,6 +307,21 @@ static const struct rpmhpd_desc sdx65_desc = {
.num_pds = ARRAY_SIZE(sdx65_rpmhpds),
};
+/* SDX75 RPMH powerdomains */
+static struct rpmhpd *sdx75_rpmhpds[] = {
+ [RPMHPD_CX] = &cx,
+ [RPMHPD_CX_AO] = &cx_ao,
+ [RPMHPD_MSS] = &mss,
+ [RPMHPD_MX] = &mx,
+ [RPMHPD_MX_AO] = &mx_ao,
+ [RPMHPD_MXC] = &mxc,
+};
+
+static const struct rpmhpd_desc sdx75_desc = {
+ .rpmhpds = sdx75_rpmhpds,
+ .num_pds = ARRAY_SIZE(sdx75_rpmhpds),
+};
+
/* SM6350 RPMH powerdomains */
static struct rpmhpd *sm6350_rpmhpds[] = {
[SM6350_CX] = &cx_w_mx_parent,
@@ -359,16 +374,16 @@ static const struct rpmhpd_desc sa8155p_desc = {
/* SM8250 RPMH powerdomains */
static struct rpmhpd *sm8250_rpmhpds[] = {
- [SM8250_CX] = &cx_w_mx_parent,
- [SM8250_CX_AO] = &cx_ao_w_mx_parent,
- [SM8250_EBI] = &ebi,
- [SM8250_GFX] = &gfx,
- [SM8250_LCX] = &lcx,
- [SM8250_LMX] = &lmx,
- [SM8250_MMCX] = &mmcx,
- [SM8250_MMCX_AO] = &mmcx_ao,
- [SM8250_MX] = &mx,
- [SM8250_MX_AO] = &mx_ao,
+ [RPMHPD_CX] = &cx_w_mx_parent,
+ [RPMHPD_CX_AO] = &cx_ao_w_mx_parent,
+ [RPMHPD_EBI] = &ebi,
+ [RPMHPD_GFX] = &gfx,
+ [RPMHPD_LCX] = &lcx,
+ [RPMHPD_LMX] = &lmx,
+ [RPMHPD_MMCX] = &mmcx,
+ [RPMHPD_MMCX_AO] = &mmcx_ao,
+ [RPMHPD_MX] = &mx,
+ [RPMHPD_MX_AO] = &mx_ao,
};
static const struct rpmhpd_desc sm8250_desc = {
@@ -378,19 +393,19 @@ static const struct rpmhpd_desc sm8250_desc = {
/* SM8350 Power domains */
static struct rpmhpd *sm8350_rpmhpds[] = {
- [SM8350_CX] = &cx_w_mx_parent,
- [SM8350_CX_AO] = &cx_ao_w_mx_parent,
- [SM8350_EBI] = &ebi,
- [SM8350_GFX] = &gfx,
- [SM8350_LCX] = &lcx,
- [SM8350_LMX] = &lmx,
- [SM8350_MMCX] = &mmcx,
- [SM8350_MMCX_AO] = &mmcx_ao,
- [SM8350_MSS] = &mss,
- [SM8350_MX] = &mx,
- [SM8350_MX_AO] = &mx_ao,
- [SM8350_MXC] = &mxc,
- [SM8350_MXC_AO] = &mxc_ao,
+ [RPMHPD_CX] = &cx_w_mx_parent,
+ [RPMHPD_CX_AO] = &cx_ao_w_mx_parent,
+ [RPMHPD_EBI] = &ebi,
+ [RPMHPD_GFX] = &gfx,
+ [RPMHPD_LCX] = &lcx,
+ [RPMHPD_LMX] = &lmx,
+ [RPMHPD_MMCX] = &mmcx,
+ [RPMHPD_MMCX_AO] = &mmcx_ao,
+ [RPMHPD_MSS] = &mss,
+ [RPMHPD_MX] = &mx,
+ [RPMHPD_MX_AO] = &mx_ao,
+ [RPMHPD_MXC] = &mxc,
+ [RPMHPD_MXC_AO] = &mxc_ao,
};
static const struct rpmhpd_desc sm8350_desc = {
@@ -400,19 +415,19 @@ static const struct rpmhpd_desc sm8350_desc = {
/* SM8450 RPMH powerdomains */
static struct rpmhpd *sm8450_rpmhpds[] = {
- [SM8450_CX] = &cx,
- [SM8450_CX_AO] = &cx_ao,
- [SM8450_EBI] = &ebi,
- [SM8450_GFX] = &gfx,
- [SM8450_LCX] = &lcx,
- [SM8450_LMX] = &lmx,
- [SM8450_MMCX] = &mmcx_w_cx_parent,
- [SM8450_MMCX_AO] = &mmcx_ao_w_cx_parent,
- [SM8450_MSS] = &mss,
- [SM8450_MX] = &mx,
- [SM8450_MX_AO] = &mx_ao,
- [SM8450_MXC] = &mxc,
- [SM8450_MXC_AO] = &mxc_ao,
+ [RPMHPD_CX] = &cx,
+ [RPMHPD_CX_AO] = &cx_ao,
+ [RPMHPD_EBI] = &ebi,
+ [RPMHPD_GFX] = &gfx,
+ [RPMHPD_LCX] = &lcx,
+ [RPMHPD_LMX] = &lmx,
+ [RPMHPD_MMCX] = &mmcx_w_cx_parent,
+ [RPMHPD_MMCX_AO] = &mmcx_ao_w_cx_parent,
+ [RPMHPD_MSS] = &mss,
+ [RPMHPD_MX] = &mx,
+ [RPMHPD_MX_AO] = &mx_ao,
+ [RPMHPD_MXC] = &mxc,
+ [RPMHPD_MXC_AO] = &mxc_ao,
};
static const struct rpmhpd_desc sm8450_desc = {
@@ -422,20 +437,20 @@ static const struct rpmhpd_desc sm8450_desc = {
/* SM8550 RPMH powerdomains */
static struct rpmhpd *sm8550_rpmhpds[] = {
- [SM8550_CX] = &cx,
- [SM8550_CX_AO] = &cx_ao,
- [SM8550_EBI] = &ebi,
- [SM8550_GFX] = &gfx,
- [SM8550_LCX] = &lcx,
- [SM8550_LMX] = &lmx,
- [SM8550_MMCX] = &mmcx_w_cx_parent,
- [SM8550_MMCX_AO] = &mmcx_ao_w_cx_parent,
- [SM8550_MSS] = &mss,
- [SM8550_MX] = &mx,
- [SM8550_MX_AO] = &mx_ao,
- [SM8550_MXC] = &mxc,
- [SM8550_MXC_AO] = &mxc_ao,
- [SM8550_NSP] = &nsp,
+ [RPMHPD_CX] = &cx,
+ [RPMHPD_CX_AO] = &cx_ao,
+ [RPMHPD_EBI] = &ebi,
+ [RPMHPD_GFX] = &gfx,
+ [RPMHPD_LCX] = &lcx,
+ [RPMHPD_LMX] = &lmx,
+ [RPMHPD_MMCX] = &mmcx_w_cx_parent,
+ [RPMHPD_MMCX_AO] = &mmcx_ao_w_cx_parent,
+ [RPMHPD_MSS] = &mss,
+ [RPMHPD_MX] = &mx,
+ [RPMHPD_MX_AO] = &mx_ao,
+ [RPMHPD_MXC] = &mxc,
+ [RPMHPD_MXC_AO] = &mxc_ao,
+ [RPMHPD_NSP] = &nsp,
};
static const struct rpmhpd_desc sm8550_desc = {
@@ -545,6 +560,7 @@ static const struct of_device_id rpmhpd_match_table[] = {
{ .compatible = "qcom,sdm845-rpmhpd", .data = &sdm845_desc },
{ .compatible = "qcom,sdx55-rpmhpd", .data = &sdx55_desc},
{ .compatible = "qcom,sdx65-rpmhpd", .data = &sdx65_desc},
+ { .compatible = "qcom,sdx75-rpmhpd", .data = &sdx75_desc},
{ .compatible = "qcom,sm6350-rpmhpd", .data = &sm6350_desc },
{ .compatible = "qcom,sm8150-rpmhpd", .data = &sm8150_desc },
{ .compatible = "qcom,sm8250-rpmhpd", .data = &sm8250_desc },
diff --git a/drivers/genpd/qcom/rpmpd.c b/drivers/genpd/qcom/rpmpd.c
index 99b017fd76b7..3135dd1dafe0 100644
--- a/drivers/genpd/qcom/rpmpd.c
+++ b/drivers/genpd/qcom/rpmpd.c
@@ -8,7 +8,6 @@
#include <linux/mutex.h>
#include <linux/pm_domain.h>
#include <linux/of.h>
-#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/pm_opp.h>
#include <linux/soc/qcom/smd-rpm.h>
@@ -58,6 +57,7 @@ struct rpmpd {
struct qcom_smd_rpm *rpm;
unsigned int max_state;
__le32 key;
+ bool state_synced;
};
struct rpmpd_desc {
@@ -823,7 +823,11 @@ static int rpmpd_aggregate_corner(struct rpmpd *pd)
unsigned int this_active_corner = 0, this_sleep_corner = 0;
unsigned int peer_active_corner = 0, peer_sleep_corner = 0;
- to_active_sleep(pd, pd->corner, &this_active_corner, &this_sleep_corner);
+ /* Clamp to the highest corner/level if sync_state isn't done yet */
+ if (!pd->state_synced)
+ this_active_corner = this_sleep_corner = pd->max_state - 1;
+ else
+ to_active_sleep(pd, pd->corner, &this_active_corner, &this_sleep_corner);
if (peer && peer->enabled)
to_active_sleep(peer, peer->corner, &peer_active_corner,
@@ -973,11 +977,38 @@ static int rpmpd_probe(struct platform_device *pdev)
return of_genpd_add_provider_onecell(pdev->dev.of_node, data);
}
+static void rpmpd_sync_state(struct device *dev)
+{
+ const struct rpmpd_desc *desc = of_device_get_match_data(dev);
+ struct rpmpd **rpmpds = desc->rpmpds;
+ struct rpmpd *pd;
+ unsigned int i;
+ int ret;
+
+ mutex_lock(&rpmpd_lock);
+ for (i = 0; i < desc->num_pds; i++) {
+ pd = rpmpds[i];
+ if (!pd)
+ continue;
+
+ pd->state_synced = true;
+
+ if (!pd->enabled)
+ pd->corner = 0;
+
+ ret = rpmpd_aggregate_corner(pd);
+ if (ret)
+ dev_err(dev, "failed to sync %s: %d\n", pd->pd.name, ret);
+ }
+ mutex_unlock(&rpmpd_lock);
+}
+
static struct platform_driver rpmpd_driver = {
.driver = {
.name = "qcom-rpmpd",
.of_match_table = rpmpd_match_table,
.suppress_bind_attrs = true,
+ .sync_state = rpmpd_sync_state,
},
.probe = rpmpd_probe,
};
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-15 23:21:51 +0300