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SubjectRe: [PATCH] driver: input: touchscreen: modify Raydium i2c touchscreen driver
On Thu, Apr 15, 2021 at 2:58 AM simba.hsu
<simba.hsu@raydium.corp-partner.google.com> wrote:
>
> This path makes auto-update available when IC's status is
> Recovery mode.
>
> Signed-off-by: simba.hsu@raydium.corp-partner.google.com
> Change-Id: I5ae54896a201b949eba7514500a7e75574f5726b
> ---
> drivers/input/touchscreen/raydium_i2c_ts.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/input/touchscreen/raydium_i2c_ts.c b/drivers/input/touchscreen/raydium_i2c_ts.c
> index 444479ef699e..a97403c55f75 100644
> --- a/drivers/input/touchscreen/raydium_i2c_ts.c
> +++ b/drivers/input/touchscreen/raydium_i2c_ts.c
> @@ -298,6 +298,7 @@ static int raydium_i2c_query_ts_BL_info(struct raydium_data *ts)
> 0x10, 0xc0, 0x01, 0x00, 0x04, 0x00};
> int error;
> u8 rbuf[5] = {0, 0, 0, 0, 0};
> + u32 tmpdata = 0;
>
> error = raydium_i2c_send(client,
> RM_CMD_BOOT_WRT, get_hwid, sizeof(get_hwid));
> @@ -315,7 +316,8 @@ static int raydium_i2c_query_ts_BL_info(struct raydium_data *ts)
> error = raydium_i2c_read(client,
> RM_CMD_BOOT_CHK, rbuf, sizeof(rbuf));
> if (!error) {
> - ts->info.hw_ver = cpu_to_le32(rbuf[1]<<24|rbuf[2]<<16|rbuf[3]<<8|rbuf[4]);
> + tmpdata = (rbuf[1]<<24|rbuf[2]<<16|rbuf[3]<<8|rbuf[4]);
Can you use be32_to_cpup instead?

> + ts->info.hw_ver = cpu_to_le32(tmpdata);
> dev_err(&client->dev, "HWID %08X\n", ts->info.hw_ver);
> } else {
> ts->info.hw_ver = cpu_to_le32(0xffffffffUL);
> --
> 2.25.1
>

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