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Subject[PATCH v1 4/6] platform/x86: intel_ips: Keep pointer to struct device
Date
...instead of keeping pointer to struct pci_dev.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/platform/x86/intel_ips.c | 51 ++++++++++++++++++++--------------------
1 file changed, 25 insertions(+), 26 deletions(-)

diff --git a/drivers/platform/x86/intel_ips.c b/drivers/platform/x86/intel_ips.c
index 489ff6fff9f9..27e70637e40b 100644
--- a/drivers/platform/x86/intel_ips.c
+++ b/drivers/platform/x86/intel_ips.c
@@ -295,7 +295,7 @@ static struct ips_mcp_limits ips_ulv_limits = {
};

struct ips_driver {
- struct pci_dev *dev;
+ struct device *dev;
void __iomem *regmap;
int irq;

@@ -596,7 +596,7 @@ static void ips_disable_gpu_turbo(struct ips_driver *ips)
return;

if (!ips->gpu_turbo_disable())
- dev_err(&ips->dev->dev, "failed to disable graphics turbo\n");
+ dev_err(ips->dev, "failed to disable graphics turbo\n");
else
ips->__gpu_turbo_on = false;
}
@@ -651,8 +651,7 @@ static bool cpu_exceeded(struct ips_driver *ips, int cpu)
spin_unlock_irqrestore(&ips->turbo_status_lock, flags);

if (ret)
- dev_info(&ips->dev->dev,
- "CPU power or thermal limit exceeded\n");
+ dev_info(ips->dev, "CPU power or thermal limit exceeded\n");

return ret;
}
@@ -771,7 +770,7 @@ static int ips_adjust(void *data)
struct ips_driver *ips = data;
unsigned long flags;

- dev_dbg(&ips->dev->dev, "starting ips-adjust thread\n");
+ dev_dbg(ips->dev, "starting ips-adjust thread\n");

/*
* Adjust CPU and GPU clamps every 5s if needed. Doing it more
@@ -818,7 +817,7 @@ static int ips_adjust(void *data)
schedule_timeout_interruptible(msecs_to_jiffies(IPS_ADJUST_PERIOD));
} while (!kthread_should_stop());

- dev_dbg(&ips->dev->dev, "ips-adjust thread stopped\n");
+ dev_dbg(ips->dev, "ips-adjust thread stopped\n");

return 0;
}
@@ -978,7 +977,7 @@ static int ips_monitor(void *data)
mchp_samples = kzalloc(sizeof(u32) * IPS_SAMPLE_COUNT, GFP_KERNEL);
if (!mcp_samples || !ctv1_samples || !ctv2_samples || !mch_samples ||
!cpu_samples || !mchp_samples) {
- dev_err(&ips->dev->dev,
+ dev_err(ips->dev,
"failed to allocate sample array, ips disabled\n");
kfree(mcp_samples);
kfree(ctv1_samples);
@@ -1099,7 +1098,8 @@ static int ips_monitor(void *data)
ITV_ME_SEQNO_SHIFT;
if (cur_seqno == last_seqno &&
time_after(jiffies, seqno_timestamp + HZ)) {
- dev_warn(&ips->dev->dev, "ME failed to update for more than 1s, likely hung\n");
+ dev_warn(ips->dev,
+ "ME failed to update for more than 1s, likely hung\n");
} else {
seqno_timestamp = get_jiffies_64();
last_seqno = cur_seqno;
@@ -1121,7 +1121,7 @@ static int ips_monitor(void *data)
del_timer_sync(&timer);
destroy_timer_on_stack(&timer);

- dev_dbg(&ips->dev->dev, "ips-monitor thread stopped\n");
+ dev_dbg(ips->dev, "ips-monitor thread stopped\n");

return 0;
}
@@ -1130,17 +1130,17 @@ static int ips_monitor(void *data)
#define THM_DUMPW(reg) \
{ \
u16 val = thm_readw(reg); \
- dev_dbg(&ips->dev->dev, #reg ": 0x%04x\n", val); \
+ dev_dbg(ips->dev, #reg ": 0x%04x\n", val); \
}
#define THM_DUMPL(reg) \
{ \
u32 val = thm_readl(reg); \
- dev_dbg(&ips->dev->dev, #reg ": 0x%08x\n", val); \
+ dev_dbg(ips->dev, #reg ": 0x%08x\n", val); \
}
#define THM_DUMPQ(reg) \
{ \
u64 val = thm_readq(reg); \
- dev_dbg(&ips->dev->dev, #reg ": 0x%016x\n", val); \
+ dev_dbg(ips->dev, #reg ": 0x%016x\n", val); \
}

static void dump_thermal_info(struct ips_driver *ips)
@@ -1148,7 +1148,7 @@ static void dump_thermal_info(struct ips_driver *ips)
u16 ptl;

ptl = thm_readw(THM_PTL);
- dev_dbg(&ips->dev->dev, "Processor temp limit: %d\n", ptl);
+ dev_dbg(ips->dev, "Processor temp limit: %d\n", ptl);

THM_DUMPW(THM_CTA);
THM_DUMPW(THM_TRC);
@@ -1177,8 +1177,8 @@ static irqreturn_t ips_irq_handler(int irq, void *arg)
if (!tses && !tes)
return IRQ_NONE;

- dev_info(&ips->dev->dev, "TSES: 0x%02x\n", tses);
- dev_info(&ips->dev->dev, "TES: 0x%02x\n", tes);
+ dev_info(ips->dev, "TSES: 0x%02x\n", tses);
+ dev_info(ips->dev, "TES: 0x%02x\n", tes);

/* STS update from EC? */
if (tes & 1) {
@@ -1216,8 +1216,8 @@ static irqreturn_t ips_irq_handler(int irq, void *arg)

/* Thermal trip */
if (tses) {
- dev_warn(&ips->dev->dev,
- "thermal trip occurred, tses: 0x%04x\n", tses);
+ dev_warn(ips->dev, "thermal trip occurred, tses: 0x%04x\n",
+ tses);
thm_writeb(THM_TSES, tses);
}

@@ -1332,8 +1332,7 @@ static void ips_debugfs_init(struct ips_driver *ips)

ips->debug_root = debugfs_create_dir("ips", NULL);
if (!ips->debug_root) {
- dev_err(&ips->dev->dev,
- "failed to create debugfs entries: %ld\n",
+ dev_err(ips->dev, "failed to create debugfs entries: %ld\n",
PTR_ERR(ips->debug_root));
return;
}
@@ -1347,8 +1346,7 @@ static void ips_debugfs_init(struct ips_driver *ips)
ips->debug_root, node,
&ips_debugfs_ops);
if (!ent) {
- dev_err(&ips->dev->dev,
- "failed to create debug file: %ld\n",
+ dev_err(ips->dev, "failed to create debug file: %ld\n",
PTR_ERR(ent));
goto err_cleanup;
}
@@ -1375,7 +1373,7 @@ static struct ips_mcp_limits *ips_detect_cpu(struct ips_driver *ips)
u16 tdp;

if (!(boot_cpu_data.x86 == 6 && boot_cpu_data.x86_model == 37)) {
- dev_info(&ips->dev->dev, "Non-IPS CPU detected.\n");
+ dev_info(ips->dev, "Non-IPS CPU detected.\n");
goto out;
}

@@ -1397,7 +1395,7 @@ static struct ips_mcp_limits *ips_detect_cpu(struct ips_driver *ips)
else if (strstr(boot_cpu_data.x86_model_id, "CPU U"))
limits = &ips_ulv_limits;
else {
- dev_info(&ips->dev->dev, "No CPUID match found.\n");
+ dev_info(ips->dev, "No CPUID match found.\n");
goto out;
}

@@ -1406,7 +1404,8 @@ static struct ips_mcp_limits *ips_detect_cpu(struct ips_driver *ips)

/* Sanity check TDP against CPU */
if (limits->core_power_limit != (tdp / 8) * 1000) {
- dev_info(&ips->dev->dev, "CPU TDP doesn't match expected value (found %d, expected %d)\n",
+ dev_info(ips->dev,
+ "CPU TDP doesn't match expected value (found %d, expected %d)\n",
tdp / 8, limits->core_power_limit / 1000);
limits->core_power_limit = (tdp / 8) * 1000;
}
@@ -1461,7 +1460,7 @@ ips_gpu_turbo_enabled(struct ips_driver *ips)
{
if (!ips->gpu_busy && late_i915_load) {
if (ips_get_i915_syms(ips)) {
- dev_info(&ips->dev->dev,
+ dev_info(ips->dev,
"i915 driver attached, reenabling gpu turbo\n");
ips->gpu_turbo_enabled = !(thm_readl(THM_HTS) & HTS_GTD_DIS);
}
@@ -1523,7 +1522,7 @@ static int ips_probe(struct pci_dev *dev, const struct pci_device_id *id)
return -ENOMEM;

spin_lock_init(&ips->turbo_status_lock);
- ips->dev = dev;
+ ips->dev = &dev->dev;

ips->limits = ips_detect_cpu(ips);
if (!ips->limits) {
--
2.14.2
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