linux-kernel - Re: [PATCH 2/6] firmware: xilinx: add macros of node ids for error event

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Message-ID: <a4d6b733-0cfc-4624-e46f-6d8c89c252a2@xilinx.com>
Date:   Mon, 21 Jun 2021 13:11:45 +0200
From:   Michal Simek <michal.simek@...inx.com>
To:     Abhyuday Godhasara <abhyuday.godhasara@...inx.com>,
        <michal.simek@...inx.com>
CC:     <rajan.vaja@...inx.com>, <manish.narani@...inx.com>,
        <zou_wei@...wei.com>, <amit.sunil.dhamne@...inx.com>,
        <lakshmi.sai.krishna.potthuri@...inx.com>,
        <wendy.liang@...inx.com>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 2/6] firmware: xilinx: add macros of node ids for error
 event



On 5/28/21 5:59 PM, Abhyuday Godhasara wrote:
> Add macros for the Node-Id of Error events.
> 
> Move supported api callback ids from zynqmp-power to zynqmp-firmware.
> 
> Signed-off-by: Rajan Vaja <rajan.vaja@...inx.com>
> Signed-off-by: Abhyuday Godhasara <abhyuday.godhasara@...inx.com>
> ---
>  drivers/soc/xilinx/zynqmp_power.c    |  6 ------
>  include/linux/firmware/xlnx-zynqmp.h | 13 +++++++++++++
>  2 files changed, 13 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/soc/xilinx/zynqmp_power.c b/drivers/soc/xilinx/zynqmp_power.c
> index c556623..76478fe 100644
> --- a/drivers/soc/xilinx/zynqmp_power.c
> +++ b/drivers/soc/xilinx/zynqmp_power.c
> @@ -46,12 +46,6 @@ static const char *const suspend_modes[] = {
>  
>  static enum pm_suspend_mode suspend_mode = PM_SUSPEND_MODE_STD;
>  
> -enum pm_api_cb_id {
> -	PM_INIT_SUSPEND_CB = 30,
> -	PM_ACKNOWLEDGE_CB,
> -	PM_NOTIFY_CB,
> -};
> -
>  static void zynqmp_pm_get_callback_data(u32 *buf)
>  {
>  	zynqmp_pm_invoke_fn(GET_CALLBACK_DATA, 0, 0, 0, 0, buf);
> diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h
> index 6557832..c715756 100644
> --- a/include/linux/firmware/xlnx-zynqmp.h
> +++ b/include/linux/firmware/xlnx-zynqmp.h
> @@ -60,6 +60,19 @@
>  #define XILINX_ZYNQMP_PM_FPGA_FULL	0x0U
>  #define XILINX_ZYNQMP_PM_FPGA_PARTIAL	BIT(0)
>  
> +/*
> + * Node IDs for the Error Events.
> + */
> +#define EVENT_ERROR_PMC_ERR1	(0x28100000U)
> +#define EVENT_ERROR_PMC_ERR2	(0x28104000U)
> +#define EVENT_ERROR_PSM_ERR1	(0x28108000U)
> +#define EVENT_ERROR_PSM_ERR2	(0x2810C000U)
> +
> +enum pm_api_cb_id {
> +	PM_INIT_SUSPEND_CB = 30,

No information about why PM_ACKNOWLEDGE_CB was removed. Doing it via
separate patch would be the best.

M

> +	PM_NOTIFY_CB = 32,
> +};
> +
>  enum pm_api_id {
>  	PM_GET_API_VERSION = 1,
>  	PM_REGISTER_NOTIFIER = 5,
>