From: fu.wei@linaro.org To: rjw@rjwysocki.net, lenb@kernel.org, daniel.lezcano@linaro.org, tglx@linutronix.de, marc.zyngier@arm.com, mark.rutland@arm.com, lorenzo.pieralisi@arm.com, sudeep.holla@arm.com, hanjun.guo@linaro.org Cc: linux-arm-kernel@lists.infradead.org, linaro-acpi@lists.linaro.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, rruigrok@codeaurora.org, harba@codeaurora.org, cov@codeaurora.org, timur@codeaurora.org, graeme.gregory@linaro.org, al.stone@linaro.org, jcm@redhat.com, wei@redhat.com, arnd@arndb.de, catalin.marinas@arm.com, will.deacon@arm.com, Suravee.Suthikulpanit@amd.com, leo.duran@amd.com, wim@iguana.be, linux@roeck-us.net, linux-watchdog@vger.kernel.org, tn@semihalf.com, christoffer.dall@linaro.org, julien.grall@arm.com, Fu Wei <fu.wei@linaro.org> Subject: [PATCH v23 05/11] clocksource: arm_arch_timer: add structs to describe MMIO timer Date: Sat, 1 Apr 2017 01:50:59 +0800 [thread overview] Message-ID: <20170331175105.8370-6-fu.wei@linaro.org> (raw) In-Reply-To: <20170331175105.8370-1-fu.wei@linaro.org> From: Fu Wei <fu.wei@linaro.org> In preparation for ACPI GTDT support, this patch adds structs to describe the MMIO timers indepedent of the firmware interface. Subsequent patches will use these to split the FW/HW probing logic, so that the HW probing logic can be shared by ACPI and DT. [Mark: reword commit message] Signed-off-by: Fu Wei <fu.wei@linaro.org> Reviewed-by: Hanjun Guo <hanjun.guo@linaro.org> --- include/clocksource/arm_arch_timer.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/include/clocksource/arm_arch_timer.h b/include/clocksource/arm_arch_timer.h index 4a98c06..cc805b7 100644 --- a/include/clocksource/arm_arch_timer.h +++ b/include/clocksource/arm_arch_timer.h @@ -57,6 +57,8 @@ enum arch_timer_spi_nr { #define ARCH_TIMER_MEM_PHYS_ACCESS 2 #define ARCH_TIMER_MEM_VIRT_ACCESS 3 +#define ARCH_TIMER_MEM_MAX_FRAMES 8 + #define ARCH_TIMER_USR_PCT_ACCESS_EN (1 << 0) /* physical counter */ #define ARCH_TIMER_USR_VCT_ACCESS_EN (1 << 1) /* virtual counter */ #define ARCH_TIMER_VIRT_EVT_EN (1 << 2) @@ -72,6 +74,20 @@ struct arch_timer_kvm_info { int virtual_irq; }; +struct arch_timer_mem_frame { + bool valid; + phys_addr_t cntbase; + size_t size; + int phys_irq; + int virt_irq; +}; + +struct arch_timer_mem { + phys_addr_t cntctlbase; + size_t size; + struct arch_timer_mem_frame frame[ARCH_TIMER_MEM_MAX_FRAMES]; +}; + #ifdef CONFIG_ARM_ARCH_TIMER extern u32 arch_timer_get_rate(void); -- 2.9.3
WARNING: multiple messages have this Message-ID (diff)
From: fu.wei@linaro.org (fu.wei at linaro.org) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v23 05/11] clocksource: arm_arch_timer: add structs to describe MMIO timer Date: Sat, 1 Apr 2017 01:50:59 +0800 [thread overview] Message-ID: <20170331175105.8370-6-fu.wei@linaro.org> (raw) In-Reply-To: <20170331175105.8370-1-fu.wei@linaro.org> From: Fu Wei <fu.wei@linaro.org> In preparation for ACPI GTDT support, this patch adds structs to describe the MMIO timers indepedent of the firmware interface. Subsequent patches will use these to split the FW/HW probing logic, so that the HW probing logic can be shared by ACPI and DT. [Mark: reword commit message] Signed-off-by: Fu Wei <fu.wei@linaro.org> Reviewed-by: Hanjun Guo <hanjun.guo@linaro.org> --- include/clocksource/arm_arch_timer.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/include/clocksource/arm_arch_timer.h b/include/clocksource/arm_arch_timer.h index 4a98c06..cc805b7 100644 --- a/include/clocksource/arm_arch_timer.h +++ b/include/clocksource/arm_arch_timer.h @@ -57,6 +57,8 @@ enum arch_timer_spi_nr { #define ARCH_TIMER_MEM_PHYS_ACCESS 2 #define ARCH_TIMER_MEM_VIRT_ACCESS 3 +#define ARCH_TIMER_MEM_MAX_FRAMES 8 + #define ARCH_TIMER_USR_PCT_ACCESS_EN (1 << 0) /* physical counter */ #define ARCH_TIMER_USR_VCT_ACCESS_EN (1 << 1) /* virtual counter */ #define ARCH_TIMER_VIRT_EVT_EN (1 << 2) @@ -72,6 +74,20 @@ struct arch_timer_kvm_info { int virtual_irq; }; +struct arch_timer_mem_frame { + bool valid; + phys_addr_t cntbase; + size_t size; + int phys_irq; + int virt_irq; +}; + +struct arch_timer_mem { + phys_addr_t cntctlbase; + size_t size; + struct arch_timer_mem_frame frame[ARCH_TIMER_MEM_MAX_FRAMES]; +}; + #ifdef CONFIG_ARM_ARCH_TIMER extern u32 arch_timer_get_rate(void); -- 2.9.3
next prev parent reply other threads:[~2017-03-31 17:50 UTC|newest] Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-03-31 17:50 [PATCH v23 00/11] acpi, clocksource: add GTDT driver and GTDT support in arm_arch_timer fu.wei 2017-03-31 17:50 ` fu.wei at linaro.org 2017-03-31 17:50 ` [PATCH v23 01/11] clocksource: arm_arch_timer: add MMIO CNTFRQ helper fu.wei 2017-03-31 17:50 ` fu.wei at linaro.org 2017-03-31 17:50 ` [PATCH v23 02/11] clocksource: arm_arch_timer: split dt-only rate handling fu.wei 2017-03-31 17:50 ` fu.wei at linaro.org 2017-03-31 17:50 ` [PATCH v23 03/11] clocksource: arm_arch_timer: refactor arch_timer_needs_probing fu.wei 2017-03-31 17:50 ` fu.wei at linaro.org 2017-03-31 17:50 ` [PATCH v23 04/11] clocksource: arm_arch_timer: move arch_timer_needs_of_probing into DT init call fu.wei 2017-03-31 17:50 ` fu.wei at linaro.org 2017-03-31 17:50 ` fu.wei [this message] 2017-03-31 17:50 ` [PATCH v23 05/11] clocksource: arm_arch_timer: add structs to describe MMIO timer fu.wei at linaro.org 2017-03-31 17:51 ` [PATCH v23 06/11] clocksource: arm_arch_timer: refactor MMIO timer probing fu.wei 2017-03-31 17:51 ` fu.wei at linaro.org 2017-04-05 18:42 ` Mark Rutland 2017-04-05 18:42 ` Mark Rutland 2017-04-06 10:45 ` Fu Wei 2017-04-06 10:45 ` Fu Wei 2017-04-06 10:45 ` Fu Wei 2017-03-31 17:51 ` [PATCH v23 07/11] acpi/arm64: Add GTDT table parse driver fu.wei 2017-03-31 17:51 ` fu.wei at linaro.org 2017-03-31 17:51 ` [PATCH v23 08/11] clocksource: arm_arch_timer: simplify ACPI support code fu.wei 2017-03-31 17:51 ` fu.wei at linaro.org 2017-03-31 17:51 ` [PATCH v23 09/11] acpi/arm64: Add memory-mapped timer support in GTDT driver fu.wei 2017-03-31 17:51 ` fu.wei at linaro.org 2017-04-03 9:49 ` Will Deacon 2017-04-03 9:49 ` Will Deacon [not found] ` <20170331175105.8370-10-fu.wei-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org> 2017-04-03 10:45 ` Lorenzo Pieralisi 2017-04-03 10:45 ` Lorenzo Pieralisi 2017-04-03 10:45 ` Lorenzo Pieralisi 2017-04-06 17:11 ` Fu Wei 2017-04-06 17:11 ` Fu Wei 2017-04-06 17:11 ` Fu Wei 2017-04-05 18:38 ` Mark Rutland 2017-04-05 18:38 ` Mark Rutland 2017-04-05 18:38 ` Mark Rutland 2017-04-06 10:07 ` Mark Rutland 2017-04-06 10:07 ` Mark Rutland 2017-04-06 16:47 ` Fu Wei 2017-04-06 16:47 ` Fu Wei 2017-04-06 16:47 ` Fu Wei [not found] ` <CADyBb7sz6ongbyqR0FzBZybJBYwnLvqV+NsX1+W=6tv0_vLt1g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2017-04-06 17:24 ` Mark Rutland 2017-04-06 17:24 ` Mark Rutland 2017-04-06 17:24 ` Mark Rutland 2017-04-06 17:39 ` Fu Wei 2017-04-06 17:39 ` Fu Wei 2017-04-06 17:39 ` Fu Wei 2017-04-06 17:52 ` Mark Rutland 2017-04-06 17:52 ` Mark Rutland 2017-04-06 17:52 ` Mark Rutland 2017-04-06 18:07 ` Fu Wei 2017-04-06 18:07 ` Fu Wei 2017-04-06 18:07 ` Fu Wei 2017-03-31 17:51 ` [PATCH v23 10/11] clocksource: arm_arch_timer: add GTDT support for memory-mapped timer fu.wei 2017-03-31 17:51 ` fu.wei at linaro.org 2017-03-31 17:51 ` [PATCH v23 11/11] acpi/arm64: Add SBSA Generic Watchdog support in GTDT driver fu.wei 2017-03-31 17:51 ` fu.wei at linaro.org 2017-03-31 17:51 ` fu.wei 2017-04-01 2:14 ` [PATCH v23 00/11] acpi, clocksource: add GTDT driver and GTDT support in arm_arch_timer Xiongfeng Wang 2017-04-01 2:14 ` Xiongfeng Wang 2017-04-01 2:14 ` Xiongfeng Wang [not found] ` <8c017a47-02d5-454d-f42c-a1b5bb29df1b-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> 2017-04-01 3:49 ` Fu Wei 2017-04-01 3:49 ` Fu Wei 2017-04-01 3:49 ` Fu Wei 2017-04-04 20:39 ` Timur Tabi 2017-04-04 20:39 ` Timur Tabi
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