Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Subject: Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
From: Dmitry Osipenko <digetx@xxxxxxxxx>
Date: Fri, 17 Jul 2020 23:14:52 +0300
Cc: sboyd@xxxxxxxxxx, gregkh@xxxxxxxxxxxxxxxxxxx, linux-media@xxxxxxxxxxxxxxx, devicetree@xxxxxxxxxxxxxxx, linux-tegra@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-i2c@xxxxxxxxxxxxxxx
In-reply-to: <b125deab-7900-6266-d405-4d7f029089b4@nvidia.com>
References: <1594786855-26506-1-git-send-email-skomatineni@nvidia.com> <1594786855-26506-17-git-send-email-skomatineni@nvidia.com> <a06dec8f-7042-767b-545b-048685a7683d@gmail.com> <20d63eca-4b2b-584e-a391-a4fb64a16b40@nvidia.com> <c4945c77-5de1-e9b1-9f4f-cdd78bca18c7@gmail.com> <ce0c5ffb-f859-0eab-1ea5-044623dff221@nvidia.com> <a2b8169c-c4a3-4862-cd27-8c1a51ddc558@gmail.com> <4690e682-8495-2327-87c7-c2f06a7a479d@nvidia.com> <66812127-38cf-2af3-51c0-50edbe446e73@nvidia.com> <9b4fbf9d-d651-aa35-c0a6-b8f16aeb0900@gmail.com> <550f1796-67ca-5856-223d-c68360243954@nvidia.com> <ca8f2184-de30-03ec-9caf-e20a22d96a77@nvidia.com> <080b30c7-1dce-dd2f-dd96-40f6e25da4d6@gmail.com> <b125deab-7900-6266-d405-4d7f029089b4@nvidia.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0

17.07.2020 18:41, Sowjanya Komatineni пишет:
...
>> Also, what about the auto-calibration? Isn't it needed to be enabled for
>> CSI?
> STARTCAL does one time calibration and with AUTOCAL calibration will be
> triggered periodically.
> 
> For pads PULLUP/PULLDN/TERM impedance calibration, we only need one-time
> calibration on pads power up.
> 
> We always use one time pads calibration for CSI.

Alright, thank you for the clarification!

References:
- [RFC PATCH v3 00/18] Support for Tegra video capture from external sensor
  - From: Sowjanya Komatineni
- [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
  - From: Sowjanya Komatineni
- Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
  - From: Dmitry Osipenko
- Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
  - From: Sowjanya Komatineni
- Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
  - From: Dmitry Osipenko
- Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
  - From: Sowjanya Komatineni
- Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
  - From: Dmitry Osipenko
- Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
  - From: Sowjanya Komatineni
- Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
  - From: Sowjanya Komatineni
- Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
  - From: Dmitry Osipenko
- Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
  - From: Sowjanya Komatineni
- Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
  - From: Sowjanya Komatineni
- Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
  - From: Dmitry Osipenko
- Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
  - From: Sowjanya Komatineni

Prev by Date: Re: [PATCH v4 2/2] i2c: busses: convert to devm_platform_request_irq()
Next by Date: [PATCH] I2C: linux/i2c.h: drop duplicated word in a comment
Previous by thread: Re: [RFC PATCH v3 16/18] gpu: host1x: mipi: Split tegra_mipi_calibrate and tegra_mipi_wait
Next by thread: [RFC PATCH v3 15/18] gpu: host1x: mipi: Use readl_relaxed_poll_timeout in tegra_mipi_wait
Index(es):
- Date
- Thread

[Index of Archives] [Linux GPIO] [Linux SPI] [Linux Hardward Monitoring] [LM Sensors] [Linux USB Devel] [Linux Media] [Video for Linux] [Linux Audio Users] [Yosemite News] [Linux Kernel] [Linux SCSI]