From: gouhao gouhao@uniontech.com

Fix hibmc did not get edid.

issue: https://gitee.com/openeuler/kernel/issues/I469VQ

gouhao (2): drm/hisilicon: Support i2c driver algorithms for bit-shift adapters drm/hisilicon: Features to support reading resolutions from EDID

drivers/gpu/drm/hisilicon/hibmc/Makefile | 3 +- .../gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h | 25 +++++ .../gpu/drm/hisilicon/hibmc/hibmc_drm_i2c.c | 98 +++++++++++++++++++ .../gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c | 54 ++++++---- 4 files changed, 162 insertions(+), 18 deletions(-) create mode 100644 drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_i2c.c