linux-kernel - Re: [PATCH 1/2] ACPICA: Add new DBG2 Serial Port Subtypes

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Date:   Thu, 15 Jul 2021 16:17:20 +0200
From:   Marcin Wojtas <mw@...ihalf.com>
To:     "Moore, Robert" <robert.moore@...el.com>
Cc:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
        "devel@...ica.org" <devel@...ica.org>,
        "jaz@...ihalf.com" <jaz@...ihalf.com>,
        "gjb@...ihalf.com" <gjb@...ihalf.com>,
        "upstream@...ihalf.com" <upstream@...ihalf.com>,
        "Samer.El-Haj-Mahmoud@....com" <Samer.El-Haj-Mahmoud@....com>,
        "jon@...id-run.com" <jon@...id-run.com>,
        "tn@...ihalf.com" <tn@...ihalf.com>,
        "rjw@...ysocki.net" <rjw@...ysocki.net>,
        "lenb@...nel.org" <lenb@...nel.org>
Subject: Re: [PATCH 1/2] ACPICA: Add new DBG2 Serial Port Subtypes

Hi,


czw., 15 lip 2021 o 16:07 Moore, Robert <robert.moore@...el.com> napisał(a):
>
> This was already reported (with a patch that we've already merged) by semihalf-wojtas-marcin
>

I'm not sure to be aware of the process. Reported where?
Are you planning to import the upstream patch on your own and I should
rebase the SPCR driver change on top once it lands?

Best regards,
Marcin

> -----Original Message-----
> From: Marcin Wojtas <mw@...ihalf.com>
> Sent: Wednesday, July 14, 2021 2:44 PM
> To: linux-kernel@...r.kernel.org; linux-acpi@...r.kernel.org; devel@...ica.org
> Cc: jaz@...ihalf.com; gjb@...ihalf.com; upstream@...ihalf.com; Samer.El-Haj-Mahmoud@....com; jon@...id-run.com; tn@...ihalf.com; rjw@...ysocki.net; lenb@...nel.org; Moore, Robert <robert.moore@...el.com>; Marcin Wojtas <mw@...ihalf.com>
> Subject: [PATCH 1/2] ACPICA: Add new DBG2 Serial Port Subtypes
>
> ACPICA commit d95c7d206b5836c7770e8e9cd613859887fded8f
>
> The Microsoft Debug Port Table 2 (DBG2) specification revision September 21, 2020 comprises additional Serial Port Subtypes [1].
> Reflect that in the actbl1.h header file.
>
> [1] https://docs.microsoft.com/en-us/windows-hardware/drivers/bringup/acpi-debug-port-table
>
> Link: https://github.com/acpica/acpica/commit/d95c7d20
> Signed-off-by: Marcin Wojtas <mw@...ihalf.com>
> ---
>  include/acpi/actbl1.h | 15 ++++++++++++++-
>  1 file changed, 14 insertions(+), 1 deletion(-)
>
> diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h index ef2872dea01c..7bbb3e2bd33f 100644
> --- a/include/acpi/actbl1.h
> +++ b/include/acpi/actbl1.h
> @@ -482,7 +482,7 @@ struct acpi_csrt_descriptor {
>   * DBG2 - Debug Port Table 2
>   *        Version 0 (Both main table and subtables)
>   *
> - * Conforms to "Microsoft Debug Port Table 2 (DBG2)", December 10, 2015
> + * Conforms to "Microsoft Debug Port Table 2 (DBG2)", September 21,
> + 2020
>   *
>   ******************************************************************************/
>
> @@ -532,11 +532,24 @@ struct acpi_dbg2_device {
>
>  #define ACPI_DBG2_16550_COMPATIBLE  0x0000
>  #define ACPI_DBG2_16550_SUBSET      0x0001
> +#define ACPI_DBG2_MAX311XE_SPI      0x0002
>  #define ACPI_DBG2_ARM_PL011         0x0003
> +#define ACPI_DBG2_MSM8X60           0x0004
> +#define ACPI_DBG2_16550_NVIDIA      0x0005
> +#define ACPI_DBG2_TI_OMAP           0x0006
> +#define ACPI_DBG2_APM88XXXX         0x0008
> +#define ACPI_DBG2_MSM8974           0x0009
> +#define ACPI_DBG2_SAM5250           0x000A
> +#define ACPI_DBG2_INTEL_USIF        0x000B
> +#define ACPI_DBG2_IMX6              0x000C
>  #define ACPI_DBG2_ARM_SBSA_32BIT    0x000D
>  #define ACPI_DBG2_ARM_SBSA_GENERIC  0x000E
>  #define ACPI_DBG2_ARM_DCC           0x000F
>  #define ACPI_DBG2_BCM2835           0x0010
> +#define ACPI_DBG2_SDM845_1_8432MHZ  0x0011
> +#define ACPI_DBG2_16550_WITH_GAS    0x0012
> +#define ACPI_DBG2_SDM845_7_372MHZ   0x0013
> +#define ACPI_DBG2_INTEL_LPSS        0x0014
>
>  #define ACPI_DBG2_1394_STANDARD     0x0000
>
> --
> 2.29.0
>