Re: [PATCH v7 1/4] drm/loongson: Add DRM Driver for Loongson 7A1000 bridge chip

2022-04-22 Thread kernel test robot
Hi Chenyang, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on drm/drm-next] [also build test WARNING on v5.18-rc3 next-20220422] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base

Re: [PATCH v7 2/4] drm/loongson: Add GPIO and I2C driver for loongson drm.

2022-04-22 Thread kernel test robot
Hi Chenyang, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on drm/drm-next] [also build test WARNING on v5.18-rc3 next-20220422] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base

[PATCH v7 4/4] drm/loongson: Use acpi to get video bios.

2022-04-22 Thread Chenyang Li
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 +

[PATCH v7 3/4] drm/loongson: Add interrupt driver for LS7A.

2022-04-22 Thread Chenyang Li
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

[PATCH v7 2/4] drm/loongson: Add GPIO and I2C driver for loongson drm.

2022-04-22 Thread Chenyang Li
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

[PATCH v7 1/4] drm/loongson: Add DRM Driver for Loongson 7A1000 bridge chip

2022-04-22 Thread Chenyang Li
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