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Re: [PATCH V2 02/15] coresight: tmc: waiting for TMCReady bit before programming

From Suzuki K Poulose <Suzuki.Poulose@arm.com>
Newsgroups linux.kernel
Subject Re: [PATCH V2 02/15] coresight: tmc: waiting for TMCReady bit before programming
Date 2016-04-14 19:10 +0200
Message-ID <rnSWe-5pD-17@gated-at.bofh.it> (permalink)
References <rnaLv-2Vr-3@gated-at.bofh.it> <rnaLx-2Vr-25@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 12/04/16 18:54, Mathieu Poirier wrote:
> According to the TRM before programming the TMC in circular
> buffer mode (and that for any configuration, ETB, ETR, ETF),
> the TMCReady bit in the status register has to be set.
>
> This patch adds a check to make sure the state machine is in
> a state where it can be configured, and complains otherwise.
>
> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
> ---

Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>

Suzuki

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[PATCH V2 00/15] coresight: tmc: make driver usable by Perf  Mathieu Poirier <mathieu.poirier@linaro.org> - 2016-04-12 20:00 +0200
  [PATCH V2 02/15] coresight: tmc: waiting for TMCReady bit before programming Mathieu Poirier <mathieu.poirier@linaro.org> - 2016-04-12 20:00 +0200
    Re: [PATCH V2 02/15] coresight: tmc: waiting for TMCReady bit before  programming Suzuki K Poulose <Suzuki.Poulose@arm.com> - 2016-04-14 19:10 +0200
  [PATCH V2 15/15] coresight: configuring ETF in FIFO mode when acting as link Mathieu Poirier <mathieu.poirier@linaro.org> - 2016-04-12 20:00 +0200
  [PATCH V2 04/15] coresight: tmc: introducing new header file Mathieu Poirier <mathieu.poirier@linaro.org> - 2016-04-12 20:00 +0200
    Re: [PATCH V2 04/15] coresight: tmc: introducing new header file Suzuki K Poulose <Suzuki.Poulose@arm.com> - 2016-04-14 19:40 +0200
      Re: [PATCH V2 04/15] coresight: tmc: introducing new header file Mathieu Poirier <mathieu.poirier@linaro.org> - 2016-04-15 18:10 +0200
        Re: [PATCH V2 04/15] coresight: tmc: introducing new header file Suzuki K Poulose <Suzuki.Poulose@arm.com> - 2016-04-15 18:10 +0200
          Re: [PATCH V2 04/15] coresight: tmc: introducing new header file Mathieu Poirier <mathieu.poirier@linaro.org> - 2016-04-15 18:20 +0200
            Re: [PATCH V2 04/15] coresight: tmc: introducing new header file Suzuki K Poulose <Suzuki.Poulose@arm.com> - 2016-04-15 18:20 +0200
  [PATCH V2 05/15] coresight: tmc: splitting driver in ETB/ETF and ETR components Mathieu Poirier <mathieu.poirier@linaro.org> - 2016-04-12 20:00 +0200
  [PATCH V2 08/15] coresight: tmc: getting the right read_count on tmc_open() Mathieu Poirier <mathieu.poirier@linaro.org> - 2016-04-12 20:00 +0200
  [PATCH V2 12/15] coresight: tmc: keep track of memory width Mathieu Poirier <mathieu.poirier@linaro.org> - 2016-04-12 20:00 +0200
    Re: [PATCH V2 12/15] coresight: tmc: keep track of memory width Suzuki K Poulose <Suzuki.Poulose@arm.com> - 2016-04-14 13:20 +0200
      Re: [PATCH V2 12/15] coresight: tmc: keep track of memory width Mathieu Poirier <mathieu.poirier@linaro.org> - 2016-04-15 18:20 +0200
  [PATCH V2 13/15] coresight: tmc: implementing TMC-ETF AUX space API Mathieu Poirier <mathieu.poirier@linaro.org> - 2016-04-12 20:00 +0200

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