nathan/Chromebook-Device-Nyan-NVIDIA-Tegra-K1-T124-Upstream-Linux-3.10-LTS-Kernel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Updated from Linux LTS 3.10.21 to 3.10.22

Browse Source
This commit is contained in:
Nathan
2025-04-07 10:16:56 -05:00
parent 8de512f759
commit fb417c8ab5
200 changed files with 2126 additions and 770 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/media/dvb-frontends/cxd2820r_core.c
View File

@@ -21,12 +21,15 @@
#include "cxd2820r_priv.h"
/* Max transfer size done by I2C transfer functions */
#define MAX_XFER_SIZE 64
/* write multiple registers */
static int cxd2820r_wr_regs_i2c(struct cxd2820r_priv *priv, u8 i2c, u8 reg,
u8 *val, int len)
{
int ret;
u8 buf[len+1];
u8 buf[MAX_XFER_SIZE];
struct i2c_msg msg[1] = {
{
.addr = i2c,
@@ -36,6 +39,13 @@ static int cxd2820r_wr_regs_i2c(struct cxd2820r_priv *priv, u8 i2c, u8 reg,
}
};
if (1 + len > sizeof(buf)) {
dev_warn(&priv->i2c->dev,
"%s: i2c wr reg=%04x: len=%d is too big!\n",
KBUILD_MODNAME, reg, len);
return -EINVAL;
}
buf[0] = reg;
memcpy(&buf[1], val, len);
@@ -55,7 +65,7 @@ static int cxd2820r_rd_regs_i2c(struct cxd2820r_priv *priv, u8 i2c, u8 reg,
u8 *val, int len)
{
int ret;
u8 buf[len];
u8 buf[MAX_XFER_SIZE];
struct i2c_msg msg[2] = {
{
.addr = i2c,
@@ -70,6 +80,13 @@ static int cxd2820r_rd_regs_i2c(struct cxd2820r_priv *priv, u8 i2c, u8 reg,
}
};
if (len > sizeof(buf)) {
dev_warn(&priv->i2c->dev,
"%s: i2c wr reg=%04x: len=%d is too big!\n",
KBUILD_MODNAME, reg, len);
return -EINVAL;
}
ret = i2c_transfer(priv->i2c, msg, 2);
if (ret == 2) {
memcpy(val, buf, len);