Hi Benjamin,
Just one comment:
On 09/14/2016 01:24 PM, Benjamin Gaignard wrote:
> This patch implement CEC driver for stih4xx platform.
> Driver compliance has been test with cec-ctl and
> cec-compliance tools.
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaign...@linaro.org>
> ---
> drivers/staging/media/Kconfig | 2 +
> drivers/staging/media/Makefile | 1 +
> drivers/staging/media/st-cec/Kconfig | 8 +
> drivers/staging/media/st-cec/Makefile | 1 +
> drivers/staging/media/st-cec/stih-cec.c | 382
> ++++++++++++++++++++++++++++++++
> 5 files changed, 394 insertions(+)
> create mode 100644 drivers/staging/media/st-cec/Kconfig
> create mode 100644 drivers/staging/media/st-cec/Makefile
> create mode 100644 drivers/staging/media/st-cec/stih-cec.c
>
<snip>
> +static void stih_rx_done(struct stih_cec *cec, u32 status)
> +{
> + struct cec_msg *msg = &cec->rx_msg;
You can just say:
struct cec_msg msg = {};
and drop rx_msg.
> + u8 i;
> +
> + if (status & CEC_RX_ERROR_MIN)
> + return;
> +
> + if (status & CEC_RX_ERROR_MAX)
> + return;
> +
> + memset(msg, 0x00, sizeof(*msg));
> + msg->len = readl(cec->regs + CEC_DATA_ARRAY_STATUS) & 0x1f;
> +
> + if (!msg-len)
> + return;
> +
> + if (msg->len > 16)
> + msg->len = 16;
> +
> + for (i = 0; i < msg->len; i++)
> + msg->msg[i] = readl(cec->regs + CEC_RX_DATA_BASE + i);
> +
> + cec_received_msg(cec->adap, msg);
cec_received_msg will copy the contents, so it is OK if it is gone after
this call.
> +}
Regards,
Hans
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