Add LS7A DC vsync interrupt enable and close function, and
register irq_handler function interface.
Add vbrank event processing flow.
v4:
- Replace drm_irq_install with devm_request_irq.
- Delete the irq_ hooks in drm_driver.
v3:
- Improve code readability.
- Use the to_pci_dev function to get pc
This patch adds an initial DRM driver for the Loongson LS7A1000
bridge chip(LS7A). The Loongson 7A1000 bridge chip is Loongson’s
first dedicated chipset product, providing north-south bridge functionality
for Loongson processors. The bridge chip is connected to the Loongson
Series 3 processor via t
Add get video bios from the ACPI table.
Define new acpi table "VIAT" for loongson video bios.
Signed-off-by: Chenyang Li
---
drivers/gpu/drm/loongson/Makefile | 3 +-
drivers/gpu/drm/loongson/loongson_drv.c | 21 +++-
drivers/gpu/drm/loongson/loongson_drv.h | 1 +
drivers/gpu/d
Implement use GPIO and I2C driver to detect connector
and fetch EDID via DDC.
v5:
- Use braidge->ddc to get EDID and detect connector.
v4:
- Delete the gpio_chip subsystem call.
- Delete some redundant prints.
v3:
- Change some driver log to the drm_ version.
v2:
- Optimize the error handling p
Hi Daniel,
I'm honored to have your attention，and thanks for your advice.
I will finish the next version and submit it as soon as possible.
> > +
> > + lcrtc->ldev = ldev;
> > + lcrtc->reg_offset = index * REG_OFFSET;
> > + lcrtc->cfg_reg = CFG_RESET;
> > + lcrtc->crtc_id = index;
Hi Sam,
Thank you very much for your attention to our driver.
I will consider your opinion, The next version is due in the near future.
> -Original Messages-
> From: "Sam Ravnborg"
> Sent Time: 2021-07-28 01:41:30 (Wednesday)
> To: "Daniel Vetter"
> Subject: Re: [PATCH v3 1/3] drm/loong
> -Original Messages-
> From: "Dan Carpenter"
> Sent Time: 2021-07-06 17:05:01 (Tuesday)
> To: lichenyang
> Cc: de...@linuxdriverproject.org
> Subject: Re: [PATCH 3/3] drm/loongson: Add interrupt driver for LS7A
>
> On Tue, Jul 06, 2021 at 02:36:31PM +0800, lichenyang wrote:
> > int loo
0q
升级版的面试提问技巧
李易峰
现场升级版面试的四大实战技巧.xls
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