Date: Thu, 25 May 2017 14:23:49 +0000 (UTC) From: Zbigniew Bodek <zbb@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r318877 - head/sys/arm/mv Message-ID: <201705251423.v4PENn1w053099@repo.freebsd.org>
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Author: zbb Date: Thu May 25 14:23:49 2017 New Revision: 318877 URL: https://svnweb.freebsd.org/changeset/base/318877 Log: Fix PM recognition on recent Marvell boards PM status is only supported on Kirkwood and Disvovery. Cleanup the code to properly report its state on other platforms. Submitted by: Wojciech Macek <wma@semihalf.com> Obtained from: Semihalf Sponsored by: Stormshield Differential revision: https://reviews.freebsd.org/D10718 Modified: head/sys/arm/mv/mv_common.c Modified: head/sys/arm/mv/mv_common.c ============================================================================== --- head/sys/arm/mv/mv_common.c Thu May 25 14:22:00 2017 (r318876) +++ head/sys/arm/mv/mv_common.c Thu May 25 14:23:49 2017 (r318877) @@ -133,6 +133,16 @@ const struct decode_win *cpu_wins = cpu_ typedef void (*decode_win_setup_t)(u_long); typedef void (*dump_win_t)(u_long); +/* + * The power status of device feature is only supported on + * Kirkwood and Discovery SoCs. + */ +#if defined(SOC_MV_KIRKWOOD) || defined(SOC_MV_DISCOVERY) +#define SOC_MV_POWER_STAT_SUPPORTED 1 +#else +#define SOC_MV_POWER_STAT_SUPPORTED 0 +#endif + struct soc_node_spec { const char *compat; decode_win_setup_t decode_handler; @@ -174,10 +184,10 @@ static struct fdt_pm_mask_entry fdt_pm_m static __inline int pm_is_disabled(uint32_t mask) { -#if defined(SOC_MV_KIRKWOOD) - return (soc_power_ctrl_get(mask) == mask); -#else +#if SOC_MV_POWER_STAT_SUPPORTED return (soc_power_ctrl_get(mask) == mask ? 0 : 1); +#else + return (0); #endif } @@ -364,7 +374,7 @@ uint32_t soc_power_ctrl_get(uint32_t mask) { -#if !defined(SOC_MV_ORION) +#if SOC_MV_POWER_STAT_SUPPORTED if (mask != CPU_PM_CTRL_NONE) mask &= read_cpu_ctrl(CPU_PM_CTRL); @@ -1168,7 +1178,6 @@ decode_win_usb_setup(u_long base) uint32_t br, cr; int i, j; - if (pm_is_disabled(CPU_PM_CTRL_USB(usb_port))) return;
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