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memory: brcmstb: dpfe: optimize generic_show()

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We can pass a (struct priv_data *) to generic_show() rather than a
(struct device *). For two of the three callers of this function, the
change means one less call to dev_get_drvdata(). For the third caller,
it makes no difference.

Signed-off-by: Markus Mayer <mmayer@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
This commit is contained in:
Markus Mayer
2019-02-11 17:24:42 -08:00
committed by Florian Fainelli
parent 7ccd2ffce0
commit 900c8f578b
1 changed files with 8 additions and 10 deletions
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drivers/memory/brcmstb_dpfe.c
+8 -10
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@@ -527,12 +527,10 @@ static int brcmstb_dpfe_download_firmware(struct platform_device *pdev,
} }
static ssize_t generic_show(unsigned int command, u32 response[], static ssize_t generic_show(unsigned int command, u32 response[],
struct device *dev, char *buf) struct private_data *priv, char *buf)
{ {
struct private_data *priv;
int ret; int ret;
priv = dev_get_drvdata(dev);
if (!priv) if (!priv)
return sprintf(buf, "ERROR: driver private data not set\n"); return sprintf(buf, "ERROR: driver private data not set\n");
@@ -547,10 +545,12 @@ static ssize_t show_info(struct device *dev, struct device_attribute *devattr,
char *buf) char *buf)
{ {
u32 response[MSG_FIELD_MAX]; u32 response[MSG_FIELD_MAX];
struct private_data *priv;
unsigned int info; unsigned int info;
ssize_t ret; ssize_t ret;
ret = generic_show(DPFE_CMD_GET_INFO, response, dev, buf); priv = dev_get_drvdata(dev);
ret = generic_show(DPFE_CMD_GET_INFO, response, priv, buf);
if (ret) if (ret)
return ret; return ret;
@@ -573,12 +573,11 @@ static ssize_t show_refresh(struct device *dev,
u32 mr4; u32 mr4;
ssize_t ret; ssize_t ret;
ret = generic_show(DPFE_CMD_GET_REFRESH, response, dev, buf); priv = dev_get_drvdata(dev);
ret = generic_show(DPFE_CMD_GET_REFRESH, response, priv, buf);
if (ret) if (ret)
return ret; return ret;
priv = dev_get_drvdata(dev);
info = get_msg_ptr(priv, response[MSG_ARG0], buf, &ret); info = get_msg_ptr(priv, response[MSG_ARG0], buf, &ret);
if (!info) if (!info)
return ret; return ret;
@@ -632,12 +631,11 @@ static ssize_t show_vendor(struct device *dev, struct device_attribute *devattr,
void __iomem *info; void __iomem *info;
ssize_t ret; ssize_t ret;
ret = generic_show(DPFE_CMD_GET_VENDOR, response, dev, buf); priv = dev_get_drvdata(dev);
ret = generic_show(DPFE_CMD_GET_VENDOR, response, priv, buf);
if (ret) if (ret)
return ret; return ret;
priv = dev_get_drvdata(dev);
info = get_msg_ptr(priv, response[MSG_ARG0], buf, &ret); info = get_msg_ptr(priv, response[MSG_ARG0], buf, &ret);
if (!info) if (!info)
return ret; return ret;