| Message ID | 20240703135502.29190-1-tzimmermann@suse.de (mailing list archive) |
|---|---|
| Headers | show |
| Series | drm/mgag200: Handle VIDRST from BMC helpers | expand |
Am 03.07.24 um 15:40 schrieb Thomas Zimmermann: > The VIDRST pin controls CRTC synchronization with an external clock Jocelyn, see sec 5.6 of the G200 programming manual for details on this. > chip, such as a BMC or TV encoder. This patchset separates the CRTC > state from the BMC state and streamlines the driver code. > > Patch one moves the VIDRST programming logic into the CRTC modesetting > code. The status of the rsp flag bits is fully controlled by an active > BMC encoder. Without BMC, the CRTC ignores VIDRST by default. > > During a modeset operation on the CRTC, the BMC has to stop scanning > out the display signal. Patch 2 integrates the logic controlling the > BMC scanout with the BMC encoder helpers. > > Patches 3 and 4 then remove and rename obsolete and unused artifacts > within the mgag200 driver. > > Thomas Zimmermann (4): > drm/mgag200: Only set VIDRST bits in CRTC modesetting > drm/mgag200: Start/stop BMC scanout in BMC encoder helpers > drm/mgag200: Remove vidrst callbacks from struct mgag200_device_funcs > drm/mgag200: Rename BMC vidrst names > > drivers/gpu/drm/mgag200/mgag200_bmc.c | 50 +++++++++++++++++++---- > drivers/gpu/drm/mgag200/mgag200_drv.h | 29 ++++--------- > drivers/gpu/drm/mgag200/mgag200_g200er.c | 8 +--- > drivers/gpu/drm/mgag200/mgag200_g200ev.c | 8 +--- > drivers/gpu/drm/mgag200/mgag200_g200ew3.c | 2 - > drivers/gpu/drm/mgag200/mgag200_g200se.c | 8 +--- > drivers/gpu/drm/mgag200/mgag200_g200wb.c | 2 - > drivers/gpu/drm/mgag200/mgag200_mode.c | 24 ++++------- > 8 files changed, 62 insertions(+), 69 deletions(-) >