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-rw-r--r--drivers/net/wireless/ath/ath10k/snoc.c184
-rw-r--r--drivers/net/wireless/ath/ath10k/snoc.h13
2 files changed, 27 insertions, 170 deletions
diff --git a/drivers/net/wireless/ath/ath10k/snoc.c b/drivers/net/wireless/ath/ath10k/snoc.c
index 3d93ab09a298..1c9ff7e53e2f 100644
--- a/drivers/net/wireless/ath/ath10k/snoc.c
+++ b/drivers/net/wireless/ath/ath10k/snoc.c
@@ -36,11 +36,11 @@ static char *const ce_name[] = {
"WLAN_CE_11",
};
-static struct ath10k_vreg_info vreg_cfg[] = {
- {NULL, "vdd-0.8-cx-mx", 0, 0, false},
- {NULL, "vdd-1.8-xo", 0, 0, false},
- {NULL, "vdd-1.3-rfa", 0, 0, false},
- {NULL, "vdd-3.3-ch0", 0, 0, false},
+static const char * const ath10k_regulators[] = {
+ "vdd-0.8-cx-mx",
+ "vdd-1.8-xo",
+ "vdd-1.3-rfa",
+ "vdd-3.3-ch0",
};
static struct ath10k_clk_info clk_cfg[] = {
@@ -1346,43 +1346,6 @@ static void ath10k_snoc_release_resource(struct ath10k *ar)
ath10k_ce_free_pipe(ar, i);
}
-static int ath10k_get_vreg_info(struct ath10k *ar, struct device *dev,
- struct ath10k_vreg_info *vreg_info)
-{
- struct regulator *reg;
- int ret = 0;
-
- reg = devm_regulator_get_optional(dev, vreg_info->name);
-
- if (IS_ERR(reg)) {
- ret = PTR_ERR(reg);
-
- if (ret == -EPROBE_DEFER) {
- ath10k_err(ar, "EPROBE_DEFER for regulator: %s\n",
- vreg_info->name);
- return ret;
- }
- if (vreg_info->required) {
- ath10k_err(ar, "Regulator %s doesn't exist: %d\n",
- vreg_info->name, ret);
- return ret;
- }
- ath10k_dbg(ar, ATH10K_DBG_SNOC,
- "Optional regulator %s doesn't exist: %d\n",
- vreg_info->name, ret);
- goto done;
- }
-
- vreg_info->reg = reg;
-
-done:
- ath10k_dbg(ar, ATH10K_DBG_SNOC,
- "snog vreg %s load_ua %u settle_delay %lu\n",
- vreg_info->name, vreg_info->load_ua, vreg_info->settle_delay);
-
- return 0;
-}
-
static int ath10k_get_clk_info(struct ath10k *ar, struct device *dev,
struct ath10k_clk_info *clk_info)
{
@@ -1411,114 +1374,6 @@ static int ath10k_get_clk_info(struct ath10k *ar, struct device *dev,
return ret;
}
-static int __ath10k_snoc_vreg_on(struct ath10k *ar,
- struct ath10k_vreg_info *vreg_info)
-{
- int ret;
-
- ath10k_dbg(ar, ATH10K_DBG_SNOC, "snoc regulator %s being enabled\n",
- vreg_info->name);
-
- if (vreg_info->load_ua) {
- ret = regulator_set_load(vreg_info->reg, vreg_info->load_ua);
- if (ret < 0) {
- ath10k_err(ar, "failed to set regulator %s load: %d\n",
- vreg_info->name, vreg_info->load_ua);
- goto err_set_load;
- }
- }
-
- ret = regulator_enable(vreg_info->reg);
- if (ret) {
- ath10k_err(ar, "failed to enable regulator %s\n",
- vreg_info->name);
- goto err_enable;
- }
-
- if (vreg_info->settle_delay)
- udelay(vreg_info->settle_delay);
-
- return 0;
-
-err_enable:
- regulator_set_load(vreg_info->reg, 0);
-err_set_load:
-
- return ret;
-}
-
-static int __ath10k_snoc_vreg_off(struct ath10k *ar,
- struct ath10k_vreg_info *vreg_info)
-{
- int ret;
-
- ath10k_dbg(ar, ATH10K_DBG_SNOC, "snoc regulator %s being disabled\n",
- vreg_info->name);
-
- ret = regulator_disable(vreg_info->reg);
- if (ret)
- ath10k_err(ar, "failed to disable regulator %s\n",
- vreg_info->name);
-
- ret = regulator_set_load(vreg_info->reg, 0);
- if (ret < 0)
- ath10k_err(ar, "failed to set load %s\n", vreg_info->name);
-
- return ret;
-}
-
-static int ath10k_snoc_vreg_on(struct ath10k *ar)
-{
- struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
- struct ath10k_vreg_info *vreg_info;
- int ret = 0;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(vreg_cfg); i++) {
- vreg_info = &ar_snoc->vreg[i];
-
- if (!vreg_info->reg)
- continue;
-
- ret = __ath10k_snoc_vreg_on(ar, vreg_info);
- if (ret)
- goto err_reg_config;
- }
-
- return 0;
-
-err_reg_config:
- for (i = i - 1; i >= 0; i--) {
- vreg_info = &ar_snoc->vreg[i];
-
- if (!vreg_info->reg)
- continue;
-
- __ath10k_snoc_vreg_off(ar, vreg_info);
- }
-
- return ret;
-}
-
-static int ath10k_snoc_vreg_off(struct ath10k *ar)
-{
- struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
- struct ath10k_vreg_info *vreg_info;
- int ret = 0;
- int i;
-
- for (i = ARRAY_SIZE(vreg_cfg) - 1; i >= 0; i--) {
- vreg_info = &ar_snoc->vreg[i];
-
- if (!vreg_info->reg)
- continue;
-
- ret = __ath10k_snoc_vreg_off(ar, vreg_info);
- }
-
- return ret;
-}
-
static int ath10k_snoc_clk_init(struct ath10k *ar)
{
struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
@@ -1591,11 +1446,12 @@ static int ath10k_snoc_clk_deinit(struct ath10k *ar)
static int ath10k_hw_power_on(struct ath10k *ar)
{
+ struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
int ret;
ath10k_dbg(ar, ATH10K_DBG_SNOC, "soc power on\n");
- ret = ath10k_snoc_vreg_on(ar);
+ ret = regulator_bulk_enable(ar_snoc->num_vregs, ar_snoc->vregs);
if (ret)
return ret;
@@ -1606,21 +1462,19 @@ static int ath10k_hw_power_on(struct ath10k *ar)
return ret;
vreg_off:
- ath10k_snoc_vreg_off(ar);
+ regulator_bulk_disable(ar_snoc->num_vregs, ar_snoc->vregs);
return ret;
}
static int ath10k_hw_power_off(struct ath10k *ar)
{
- int ret;
+ struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
ath10k_dbg(ar, ATH10K_DBG_SNOC, "soc power off\n");
ath10k_snoc_clk_deinit(ar);
- ret = ath10k_snoc_vreg_off(ar);
-
- return ret;
+ return regulator_bulk_disable(ar_snoc->num_vregs, ar_snoc->vregs);
}
static const struct of_device_id ath10k_snoc_dt_match[] = {
@@ -1691,12 +1545,20 @@ static int ath10k_snoc_probe(struct platform_device *pdev)
goto err_release_resource;
}
- ar_snoc->vreg = vreg_cfg;
- for (i = 0; i < ARRAY_SIZE(vreg_cfg); i++) {
- ret = ath10k_get_vreg_info(ar, dev, &ar_snoc->vreg[i]);
- if (ret)
- goto err_free_irq;
+ ar_snoc->num_vregs = ARRAY_SIZE(ath10k_regulators);
+ ar_snoc->vregs = devm_kcalloc(&pdev->dev, ar_snoc->num_vregs,
+ sizeof(*ar_snoc->vregs), GFP_KERNEL);
+ if (!ar_snoc->vregs) {
+ ret = -ENOMEM;
+ goto err_free_irq;
}
+ for (i = 0; i < ar_snoc->num_vregs; i++)
+ ar_snoc->vregs[i].supply = ath10k_regulators[i];
+
+ ret = devm_regulator_bulk_get(&pdev->dev, ar_snoc->num_vregs,
+ ar_snoc->vregs);
+ if (ret < 0)
+ goto err_free_irq;
ar_snoc->clk = clk_cfg;
for (i = 0; i < ARRAY_SIZE(clk_cfg); i++) {
diff --git a/drivers/net/wireless/ath/ath10k/snoc.h b/drivers/net/wireless/ath/ath10k/snoc.h
index 1bf7bd4ef2a3..3965ddf66d74 100644
--- a/drivers/net/wireless/ath/ath10k/snoc.h
+++ b/drivers/net/wireless/ath/ath10k/snoc.h
@@ -42,14 +42,6 @@ struct ath10k_snoc_ce_irq {
u32 irq_line;
};
-struct ath10k_vreg_info {
- struct regulator *reg;
- const char *name;
- u32 load_ua;
- unsigned long settle_delay;
- bool required;
-};
-
struct ath10k_clk_info {
struct clk *handle;
const char *name;
@@ -64,6 +56,8 @@ enum ath10k_snoc_flags {
ATH10K_SNOC_FLAG_8BIT_HOST_CAP_QUIRK,
};
+struct regulator_bulk_data;
+
struct ath10k_snoc {
struct platform_device *dev;
struct ath10k *ar;
@@ -75,7 +69,8 @@ struct ath10k_snoc {
struct ath10k_snoc_ce_irq ce_irqs[CE_COUNT_MAX];
struct ath10k_ce ce;
struct timer_list rx_post_retry;
- struct ath10k_vreg_info *vreg;
+ struct regulator_bulk_data *vregs;
+ size_t num_vregs;
struct ath10k_clk_info *clk;
struct ath10k_qmi *qmi;
unsigned long flags;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.