summaryrefslogtreecommitdiffstats
path: root/drivers/net/ipa/ipa_smp2p.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ipa/ipa_smp2p.c')
-rw-r--r--drivers/net/ipa/ipa_smp2p.c33
1 files changed, 17 insertions, 16 deletions
diff --git a/drivers/net/ipa/ipa_smp2p.c b/drivers/net/ipa/ipa_smp2p.c
index 5620dc271f..2f917582c4 100644
--- a/drivers/net/ipa/ipa_smp2p.c
+++ b/drivers/net/ipa/ipa_smp2p.c
@@ -5,7 +5,7 @@
*/
#include <linux/types.h>
-#include <linux/device.h>
+#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/notifier.h>
#include <linux/panic_notifier.h>
@@ -84,15 +84,13 @@ struct ipa_smp2p {
*/
static void ipa_smp2p_notify(struct ipa_smp2p *smp2p)
{
- struct device *dev;
u32 value;
u32 mask;
if (smp2p->notified)
return;
- dev = &smp2p->ipa->pdev->dev;
- smp2p->power_on = pm_runtime_get_if_active(dev, true) > 0;
+ smp2p->power_on = pm_runtime_get_if_active(smp2p->ipa->dev) > 0;
/* Signal whether the IPA power is enabled */
mask = BIT(smp2p->enabled_bit);
@@ -152,15 +150,16 @@ static void ipa_smp2p_panic_notifier_unregister(struct ipa_smp2p *smp2p)
static irqreturn_t ipa_smp2p_modem_setup_ready_isr(int irq, void *dev_id)
{
struct ipa_smp2p *smp2p = dev_id;
+ struct ipa *ipa = smp2p->ipa;
struct device *dev;
int ret;
/* Ignore any (spurious) interrupts received after the first */
- if (smp2p->ipa->setup_complete)
+ if (ipa->setup_complete)
return IRQ_HANDLED;
/* Power needs to be active for setup */
- dev = &smp2p->ipa->pdev->dev;
+ dev = ipa->dev;
ret = pm_runtime_get_sync(dev);
if (ret < 0) {
dev_err(dev, "error %d getting power for setup\n", ret);
@@ -168,7 +167,7 @@ static irqreturn_t ipa_smp2p_modem_setup_ready_isr(int irq, void *dev_id)
}
/* An error here won't cause driver shutdown, so warn if one occurs */
- ret = ipa_setup(smp2p->ipa);
+ ret = ipa_setup(ipa);
WARN(ret != 0, "error %d from ipa_setup()\n", ret);
out_power_put:
@@ -179,14 +178,15 @@ out_power_put:
}
/* Initialize SMP2P interrupts */
-static int ipa_smp2p_irq_init(struct ipa_smp2p *smp2p, const char *name,
- irq_handler_t handler)
+static int ipa_smp2p_irq_init(struct ipa_smp2p *smp2p,
+ struct platform_device *pdev,
+ const char *name, irq_handler_t handler)
{
- struct device *dev = &smp2p->ipa->pdev->dev;
+ struct device *dev = &pdev->dev;
unsigned int irq;
int ret;
- ret = platform_get_irq_byname(smp2p->ipa->pdev, name);
+ ret = platform_get_irq_byname(pdev, name);
if (ret <= 0)
return ret ? : -EINVAL;
irq = ret;
@@ -208,7 +208,7 @@ static void ipa_smp2p_irq_exit(struct ipa_smp2p *smp2p, u32 irq)
/* Drop the power reference if it was taken in ipa_smp2p_notify() */
static void ipa_smp2p_power_release(struct ipa *ipa)
{
- struct device *dev = &ipa->pdev->dev;
+ struct device *dev = ipa->dev;
if (!ipa->smp2p->power_on)
return;
@@ -219,10 +219,11 @@ static void ipa_smp2p_power_release(struct ipa *ipa)
}
/* Initialize the IPA SMP2P subsystem */
-int ipa_smp2p_init(struct ipa *ipa, bool modem_init)
+int
+ipa_smp2p_init(struct ipa *ipa, struct platform_device *pdev, bool modem_init)
{
struct qcom_smem_state *enabled_state;
- struct device *dev = &ipa->pdev->dev;
+ struct device *dev = &pdev->dev;
struct qcom_smem_state *valid_state;
struct ipa_smp2p *smp2p;
u32 enabled_bit;
@@ -261,7 +262,7 @@ int ipa_smp2p_init(struct ipa *ipa, bool modem_init)
/* We have enough information saved to handle notifications */
ipa->smp2p = smp2p;
- ret = ipa_smp2p_irq_init(smp2p, "ipa-clock-query",
+ ret = ipa_smp2p_irq_init(smp2p, pdev, "ipa-clock-query",
ipa_smp2p_modem_clk_query_isr);
if (ret < 0)
goto err_null_smp2p;
@@ -273,7 +274,7 @@ int ipa_smp2p_init(struct ipa *ipa, bool modem_init)
if (modem_init) {
/* Result will be non-zero (negative for error) */
- ret = ipa_smp2p_irq_init(smp2p, "ipa-setup-ready",
+ ret = ipa_smp2p_irq_init(smp2p, pdev, "ipa-setup-ready",
ipa_smp2p_modem_setup_ready_isr);
if (ret < 0)
goto err_notifier_unregister;