From 093a6c67005148ae32a5c9e4553491b9f5c2457b Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:40:51 +0000
Subject: [PATCH] disable kernel build waring
---
kernel/drivers/i2c/busses/i2c-mv64xxx.c | 29 ++++++++++++-----------------
1 files changed, 12 insertions(+), 17 deletions(-)
diff --git a/kernel/drivers/i2c/busses/i2c-mv64xxx.c b/kernel/drivers/i2c/busses/i2c-mv64xxx.c
index a5a95ea..e0e45fc 100644
--- a/kernel/drivers/i2c/busses/i2c-mv64xxx.c
+++ b/kernel/drivers/i2c/busses/i2c-mv64xxx.c
@@ -251,7 +251,7 @@
MV64XXX_I2C_STATE_WAITING_FOR_ADDR_2_ACK;
break;
}
- /* FALLTHRU */
+ fallthrough;
case MV64XXX_I2C_STATUS_MAST_WR_ADDR_2_ACK: /* 0xd0 */
case MV64XXX_I2C_STATUS_MAST_WR_ACK: /* 0x28 */
if ((drv_data->bytes_left == 0)
@@ -282,14 +282,14 @@
MV64XXX_I2C_STATE_WAITING_FOR_ADDR_2_ACK;
break;
}
- /* FALLTHRU */
+ fallthrough;
case MV64XXX_I2C_STATUS_MAST_RD_ADDR_2_ACK: /* 0xe0 */
if (drv_data->bytes_left == 0) {
drv_data->action = MV64XXX_I2C_ACTION_SEND_STOP;
drv_data->state = MV64XXX_I2C_STATE_IDLE;
break;
}
- /* FALLTHRU */
+ fallthrough;
case MV64XXX_I2C_STATUS_MAST_RD_DATA_ACK: /* 0x50 */
if (status != MV64XXX_I2C_STATUS_MAST_RD_DATA_ACK)
drv_data->action = MV64XXX_I2C_ACTION_CONTINUE;
@@ -417,8 +417,7 @@
"mv64xxx_i2c_do_action: Invalid action: %d\n",
drv_data->action);
drv_data->rc = -EIO;
-
- /* FALLTHRU */
+ fallthrough;
case MV64XXX_I2C_ACTION_SEND_STOP:
drv_data->cntl_bits &= ~MV64XXX_I2C_REG_CONTROL_INTEN;
writel(drv_data->cntl_bits | MV64XXX_I2C_REG_CONTROL_STOP,
@@ -497,11 +496,10 @@
mv64xxx_i2c_intr(int irq, void *dev_id)
{
struct mv64xxx_i2c_data *drv_data = dev_id;
- unsigned long flags;
u32 status;
irqreturn_t rc = IRQ_NONE;
- spin_lock_irqsave(&drv_data->lock, flags);
+ spin_lock(&drv_data->lock);
if (drv_data->offload_enabled)
rc = mv64xxx_i2c_intr_offload(drv_data);
@@ -518,7 +516,7 @@
rc = IRQ_HANDLED;
}
- spin_unlock_irqrestore(&drv_data->lock, flags);
+ spin_unlock(&drv_data->lock);
return rc;
}
@@ -810,7 +808,7 @@
tclk = clk_get_rate(drv_data->clk);
if (of_property_read_u32(np, "clock-frequency", &bus_freq))
- bus_freq = 100000; /* 100kHz by default */
+ bus_freq = I2C_MAX_STANDARD_MODE_FREQ; /* 100kHz by default */
if (of_device_is_compatible(np, "allwinner,sun4i-a10-i2c") ||
of_device_is_compatible(np, "allwinner,sun6i-a31-i2c"))
@@ -846,14 +844,14 @@
if (of_device_is_compatible(np, "marvell,mv78230-i2c")) {
drv_data->offload_enabled = true;
/* The delay is only needed in standard mode (100kHz) */
- if (bus_freq <= 100000)
+ if (bus_freq <= I2C_MAX_STANDARD_MODE_FREQ)
drv_data->errata_delay = true;
}
if (of_device_is_compatible(np, "marvell,mv78230-a0-i2c")) {
drv_data->offload_enabled = false;
/* The delay is only needed in standard mode (100kHz) */
- if (bus_freq <= 100000)
+ if (bus_freq <= I2C_MAX_STANDARD_MODE_FREQ)
drv_data->errata_delay = true;
}
@@ -877,7 +875,6 @@
{
struct mv64xxx_i2c_data *drv_data;
struct mv64xxx_i2c_pdata *pdata = dev_get_platdata(&pd->dev);
- struct resource *r;
int rc;
if ((!pdata && !pd->dev.of_node))
@@ -888,8 +885,7 @@
if (!drv_data)
return -ENOMEM;
- r = platform_get_resource(pd, IORESOURCE_MEM, 0);
- drv_data->reg_base = devm_ioremap_resource(&pd->dev, r);
+ drv_data->reg_base = devm_platform_ioremap_resource(pd, 0);
if (IS_ERR(drv_data->reg_base))
return PTR_ERR(drv_data->reg_base);
@@ -901,14 +897,13 @@
/* Not all platforms have clocks */
drv_data->clk = devm_clk_get(&pd->dev, NULL);
- if (IS_ERR(drv_data->clk) && PTR_ERR(drv_data->clk) == -EPROBE_DEFER)
+ if (PTR_ERR(drv_data->clk) == -EPROBE_DEFER)
return -EPROBE_DEFER;
if (!IS_ERR(drv_data->clk))
clk_prepare_enable(drv_data->clk);
drv_data->reg_clk = devm_clk_get(&pd->dev, "reg");
- if (IS_ERR(drv_data->reg_clk) &&
- PTR_ERR(drv_data->reg_clk) == -EPROBE_DEFER)
+ if (PTR_ERR(drv_data->reg_clk) == -EPROBE_DEFER)
return -EPROBE_DEFER;
if (!IS_ERR(drv_data->reg_clk))
clk_prepare_enable(drv_data->reg_clk);
--
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