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Message-ID: <20190503181336.579877-1-vijaykhemka@fb.com>
Date: Fri, 3 May 2019 11:13:36 -0700
From: Vijay Khemka <vijaykhemka@...com>
To: Arnd Bergmann <arnd@...db.de>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Joel Stanley <joel@....id.au>,
Andrew Jeffery <andrew@...id.au>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-aspeed@...ts.ozlabs.org>, <linux-kernel@...r.kernel.org>
CC: <vijaykhemka@...com>, <sdasari@...com>
Subject: [PATCH v2] misc: aspeed-lpc-ctrl: Correct return values
Corrected some of return values with appropriate meanings and reported
relevant messages as debug information.
Signed-off-by: Vijay Khemka <vijaykhemka@...com>
---
drivers/misc/aspeed-lpc-ctrl.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/misc/aspeed-lpc-ctrl.c b/drivers/misc/aspeed-lpc-ctrl.c
index 332210e06e98..aca13779764a 100644
--- a/drivers/misc/aspeed-lpc-ctrl.c
+++ b/drivers/misc/aspeed-lpc-ctrl.c
@@ -93,8 +93,8 @@ static long aspeed_lpc_ctrl_ioctl(struct file *file, unsigned int cmd,
/* If memory-region is not described in device tree */
if (!lpc_ctrl->mem_size) {
- dev_err(dev, "Didn't find reserved memory\n");
- return -EINVAL;
+ dev_dbg(dev, "Didn't find reserved memory\n");
+ return -ENXIO;
}
map.size = lpc_ctrl->mem_size;
@@ -134,16 +134,16 @@ static long aspeed_lpc_ctrl_ioctl(struct file *file, unsigned int cmd,
if (map.window_type == ASPEED_LPC_CTRL_WINDOW_FLASH) {
if (!lpc_ctrl->pnor_size) {
- dev_err(dev, "Didn't find host pnor flash\n");
- return -EINVAL;
+ dev_dbg(dev, "Didn't find host pnor flash\n");
+ return -ENXIO;
}
addr = lpc_ctrl->pnor_base;
size = lpc_ctrl->pnor_size;
} else if (map.window_type == ASPEED_LPC_CTRL_WINDOW_MEMORY) {
/* If memory-region is not described in device tree */
if (!lpc_ctrl->mem_size) {
- dev_err(dev, "Didn't find reserved memory\n");
- return -EINVAL;
+ dev_dbg(dev, "Didn't find reserved memory\n");
+ return -ENXIO;
}
addr = lpc_ctrl->mem_base;
size = lpc_ctrl->mem_size;
@@ -239,7 +239,7 @@ static int aspeed_lpc_ctrl_probe(struct platform_device *pdev)
of_node_put(node);
if (rc) {
dev_err(dev, "Couldn't address to resource for reserved memory\n");
- return -ENOMEM;
+ return -ENXIO;
}
lpc_ctrl->mem_size = resource_size(&resm);
--
2.17.1
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