bcm27xx: remove linux 5.10 compatibility

[openwrt/staging/chunkeey.git] / target / linux / bcm27xx / patches-5.10 / 950-0258-media-irs1125-Using-i2c_transfer-for-ic2-reads.patch

diff --git a/target/linux/bcm27xx/patches-5.10/950-0258-media-irs1125-Using-i2c_transfer-for-ic2-reads.patch b/target/linux/bcm27xx/patches-5.10/950-0258-media-irs1125-Using-i2c_transfer-for-ic2-reads.patch
deleted file mode 100644 (file)
index a9d47a6..0000000
--- a/target/linux/bcm27xx/patches-5.10/950-0258-media-irs1125-Using-i2c_transfer-for-ic2-reads.patch
+++ /dev/null
@@ -1,65 +0,0 @@
-From 1123bcc35585a13cc25c6802f8d3968d185d7f9a Mon Sep 17 00:00:00 2001
-From: Markus Proeller <markus.proeller@pieye.org>
-Date: Tue, 16 Jun 2020 13:24:31 +0200
-Subject: [PATCH] media: irs1125: Using i2c_transfer for ic2 reads
-
-Reading data over i2c is done by using i2c_transfer to ensure that this
-operation can't be interrupted.
-
-Signed-off-by: Markus Proeller <markus.proeller@pieye.org>
----
- drivers/media/i2c/irs1125.c | 37 ++++++++++++++++++++++---------------
- 1 file changed, 22 insertions(+), 15 deletions(-)
-
---- a/drivers/media/i2c/irs1125.c
-+++ b/drivers/media/i2c/irs1125.c
-@@ -248,27 +248,34 @@ static int irs1125_write(struct v4l2_sub
- 
- static int irs1125_read(struct v4l2_subdev *sd, u16 reg, u16 *val)
- {
--      int ret;
--      unsigned char data_w[2] = { reg >> 8, reg & 0xff };
--      char rdval[2];
--
-       struct i2c_client *client = v4l2_get_subdevdata(sd);
-+      struct i2c_msg msgs[2];
-+      u8 addr_buf[2] = { reg >> 8, reg & 0xff };
-+      u8 data_buf[2] = { 0, };
-+      int ret;
- 
--      ret = i2c_master_send(client, data_w, 2);
--      if (ret < 0) {
--              dev_dbg(&client->dev, "%s: i2c write error, reg: %x\n",
--                      __func__, reg);
-+      /* Write register address */
-+      msgs[0].addr = client->addr;
-+      msgs[0].flags = 0;
-+      msgs[0].len = ARRAY_SIZE(addr_buf);
-+      msgs[0].buf = addr_buf;
-+
-+      /* Read data from register */
-+      msgs[1].addr = client->addr;
-+      msgs[1].flags = I2C_M_RD;
-+      msgs[1].len = 2;
-+      msgs[1].buf = data_buf;
-+
-+      ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
-+      if (ret != ARRAY_SIZE(msgs)) {
-+              if (ret >= 0)
-+                      ret = -EIO;
-               return ret;
-       }
- 
--      ret = i2c_master_recv(client, rdval, 2);
--      if (ret < 0)
--              dev_err(&client->dev, "%s: i2c read error, reg: %x\n",
--                      __func__, reg);
--
--      *val = rdval[1] | (rdval[0] << 8);
-+      *val = data_buf[1] | (data_buf[0] << 8);
- 
--      return ret;
-+      return 0;
- }
- 
- static int irs1125_write_array(struct v4l2_subdev *sd,