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
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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