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i2c: amd-mp2: convert to PCI logging functions 

Use pci_{info,warn,err,dbg} functions of the kernel's PCI API.
Remove unnecessary ndev_pdev(), ndev_name() and ndev_dev() macros.
While at it, remove useless __func__ from logging.

Signed-off-by: Richard Neumann <mail@richard-neumann.de>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
This commit is contained in:
Richard Neumann 2021-02-01 18:51:37 +01:00 committed by Wolfram Sang
parent 98d29c4104
commit 267e82b959
3 changed files with 24 additions and 37 deletions
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55
drivers/i2c/busses/i2c-amd-mp2-pci.c
View File

@ -30,7 +30,7 @@ static void amd_mp2_c2p_mutex_unlock(struct amd_i2c_common *i2c_common)
struct amd_mp2_dev *privdata = i2c_common->mp2_dev;
if (unlikely(privdata->c2p_lock_busid != i2c_common->bus_id)) {
dev_warn(ndev_dev(privdata),
pci_warn(privdata->pci_dev,
"bus %d attempting to unlock C2P locked by bus %d\n",
i2c_common->bus_id, privdata->c2p_lock_busid);
return;
@ -59,8 +59,7 @@ int amd_mp2_bus_enable_set(struct amd_i2c_common *i2c_common, bool enable)
struct amd_mp2_dev *privdata = i2c_common->mp2_dev;
union i2c_cmd_base i2c_cmd_base;
dev_dbg(ndev_dev(privdata), "%s id: %d\n", __func__,
i2c_common->bus_id);
pci_dbg(privdata->pci_dev, "id: %d\n", i2c_common->bus_id);
i2c_cmd_base.ul = 0;
i2c_cmd_base.s.i2c_cmd = enable ? i2c_enable : i2c_disable;
@ -111,20 +110,19 @@ EXPORT_SYMBOL_GPL(amd_mp2_rw);
static void amd_mp2_pci_check_rw_event(struct amd_i2c_common *i2c_common)
{
struct amd_mp2_dev *privdata = i2c_common->mp2_dev;
struct pci_dev *pdev = privdata->pci_dev;
int len = i2c_common->eventval.r.length;
u32 slave_addr = i2c_common->eventval.r.slave_addr;
bool err = false;
if (unlikely(len != i2c_common->msg->len)) {
dev_err(ndev_dev(privdata),
"length %d in event doesn't match buffer length %d!\n",
pci_err(pdev, "length %d in event doesn't match buffer length %d!\n",
len, i2c_common->msg->len);
err = true;
}
if (unlikely(slave_addr != i2c_common->msg->addr)) {
dev_err(ndev_dev(privdata),
"unexpected slave address %x (expected: %x)!\n",
pci_err(pdev, "unexpected slave address %x (expected: %x)!\n",
slave_addr, i2c_common->msg->addr);
err = true;
}
@ -136,13 +134,14 @@ static void amd_mp2_pci_check_rw_event(struct amd_i2c_common *i2c_common)
static void __amd_mp2_process_event(struct amd_i2c_common *i2c_common)
{
struct amd_mp2_dev *privdata = i2c_common->mp2_dev;
struct pci_dev *pdev = privdata->pci_dev;
enum status_type sts = i2c_common->eventval.r.status;
enum response_type res = i2c_common->eventval.r.response;
int len = i2c_common->eventval.r.length;
if (res != command_success) {
if (res != command_failed)
dev_err(ndev_dev(privdata), "invalid response to i2c command!\n");
pci_err(pdev, "invalid response to i2c command!\n");
return;
}
@ -155,32 +154,26 @@ static void __amd_mp2_process_event(struct amd_i2c_common *i2c_common)
privdata->mmio + AMD_C2P_MSG2,
len);
} else if (sts != i2c_readfail_event) {
dev_err(ndev_dev(privdata),
"invalid i2c status after read (%d)!\n", sts);
pci_err(pdev, "invalid i2c status after read (%d)!\n", sts);
}
break;
case i2c_write:
if (sts == i2c_writecomplete_event)
amd_mp2_pci_check_rw_event(i2c_common);
else if (sts != i2c_writefail_event)
dev_err(ndev_dev(privdata),
"invalid i2c status after write (%d)!\n", sts);
pci_err(pdev, "invalid i2c status after write (%d)!\n", sts);
break;
case i2c_enable:
if (sts == i2c_busenable_complete)
i2c_common->cmd_success = true;
else if (sts != i2c_busenable_failed)
dev_err(ndev_dev(privdata),
"invalid i2c status after bus enable (%d)!\n",
sts);
pci_err(pdev, "invalid i2c status after bus enable (%d)!\n", sts);
break;
case i2c_disable:
if (sts == i2c_busdisable_complete)
i2c_common->cmd_success = true;
else if (sts != i2c_busdisable_failed)
dev_err(ndev_dev(privdata),
"invalid i2c status after bus disable (%d)!\n",
sts);
pci_err(pdev, "invalid i2c status after bus disable (%d)!\n", sts);
break;
default:
break;
@ -190,10 +183,10 @@ static void __amd_mp2_process_event(struct amd_i2c_common *i2c_common)
void amd_mp2_process_event(struct amd_i2c_common *i2c_common)
{
struct amd_mp2_dev *privdata = i2c_common->mp2_dev;
struct pci_dev *pdev = privdata->pci_dev;
if (unlikely(i2c_common->reqcmd == i2c_none)) {
dev_warn(ndev_dev(privdata),
"received msg but no cmd was sent (bus = %d)!\n",
pci_warn(pdev, "received msg but no cmd was sent (bus = %d)!\n",
i2c_common->bus_id);
return;
}
@ -208,6 +201,7 @@ EXPORT_SYMBOL_GPL(amd_mp2_process_event);
static irqreturn_t amd_mp2_irq_isr(int irq, void *dev)
{
struct amd_mp2_dev *privdata = dev;
struct pci_dev *pdev = privdata->pci_dev;
struct amd_i2c_common *i2c_common;
u32 val;
unsigned int bus_id;
@ -236,8 +230,7 @@ static irqreturn_t amd_mp2_irq_isr(int irq, void *dev)
val = readl(privdata->mmio + AMD_P2C_MSG_INTEN);
if (val != 0) {
writel(0, privdata->mmio + AMD_P2C_MSG_INTEN);
dev_warn(ndev_dev(privdata),
"received irq without message\n");
pci_warn(pdev, "received irq without message\n");
ret = IRQ_HANDLED;
}
}
@ -255,13 +248,13 @@ EXPORT_SYMBOL_GPL(amd_mp2_rw_timeout);
int amd_mp2_register_cb(struct amd_i2c_common *i2c_common)
{
struct amd_mp2_dev *privdata = i2c_common->mp2_dev;
struct pci_dev *pdev = privdata->pci_dev;
if (i2c_common->bus_id > 1)
return -EINVAL;
if (privdata->busses[i2c_common->bus_id]) {
dev_err(ndev_dev(privdata),
"Bus %d already taken!\n", i2c_common->bus_id);
pci_err(pdev, "Bus %d already taken!\n", i2c_common->bus_id);
return -EINVAL;
}
@ -301,13 +294,13 @@ static int amd_mp2_pci_init(struct amd_mp2_dev *privdata,
rc = pcim_enable_device(pci_dev);
if (rc) {
dev_err(ndev_dev(privdata), "Failed to enable MP2 PCI device\n");
pci_err(pci_dev, "Failed to enable MP2 PCI device\n");
goto err_pci_enable;
}
rc = pcim_iomap_regions(pci_dev, 1 << 2, pci_name(pci_dev));
if (rc) {
dev_err(ndev_dev(privdata), "I/O memory remapping failed\n");
pci_err(pci_dev, "I/O memory remapping failed\n");
goto err_pci_enable;
}
privdata->mmio = pcim_iomap_table(pci_dev)[2];
@ -327,7 +320,7 @@ static int amd_mp2_pci_init(struct amd_mp2_dev *privdata,
rc = devm_request_irq(&pci_dev->dev, pci_dev->irq, amd_mp2_irq_isr,
IRQF_SHARED, dev_name(&pci_dev->dev), privdata);
if (rc)
dev_err(&pci_dev->dev, "Failure requesting irq %i: %d\n",
pci_err(pci_dev, "Failure requesting irq %i: %d\n",
pci_dev->irq, rc);
return rc;
@ -363,7 +356,7 @@ static int amd_mp2_pci_probe(struct pci_dev *pci_dev,
privdata->probed = true;
dev_info(&pci_dev->dev, "MP2 device registered.\n");
pci_info(pci_dev, "MP2 device registered.\n");
return 0;
}
@ -397,8 +390,7 @@ static int amd_mp2_pci_suspend(struct device *dev)
ret = pci_save_state(pci_dev);
if (ret) {
dev_err(ndev_dev(privdata),
"pci_save_state failed = %d\n", ret);
pci_err(pci_dev, "pci_save_state failed = %d\n", ret);
return ret;
}
@ -417,8 +409,7 @@ static int amd_mp2_pci_resume(struct device *dev)
pci_restore_state(pci_dev);
ret = pci_enable_device(pci_dev);
if (ret < 0) {
dev_err(ndev_dev(privdata),
"pci_enable_device failed = %d\n", ret);
pci_err(pci_dev, "pci_enable_device failed = %d\n", ret);
return ret;
}

3
drivers/i2c/busses/i2c-amd-mp2-plat.c
View File

@ -88,8 +88,7 @@ static void i2c_amd_cmd_completion(struct amd_i2c_common *i2c_common)
union i2c_event *event = &i2c_common->eventval;
if (event->r.status == i2c_readcomplete_event)
dev_dbg(&i2c_dev->pdev->dev, "%s readdata:%*ph\n",
__func__, event->r.length,
dev_dbg(&i2c_dev->pdev->dev, "readdata:%*ph\n", event->r.length,
i2c_common->msg->buf);
complete(&i2c_dev->cmd_complete);

3
drivers/i2c/busses/i2c-amd-mp2.h
View File

@ -185,9 +185,6 @@ struct amd_mp2_dev {
unsigned int probed;
};
#define ndev_pdev(ndev) ((ndev)->pci_dev)
#define ndev_name(ndev) pci_name(ndev_pdev(ndev))
#define ndev_dev(ndev) (&ndev_pdev(ndev)->dev)
#define work_amd_i2c_common(__work) \
container_of(__work, struct amd_i2c_common, work.work)