The Hyper-V DRM driver is available since kernel version 5.14 and it
provides full KMS support and fbdev emulation via the DRM fbdev helpers.
Deprecate this driver in favor of Hyper-V DRM driver.
Signed-off-by: Prasanna Kumar T S M <p...@linux.microsoft.com>
---
drivers/video/fbdev/Kconfig | 5 ++++-
drivers/video/fbdev/hyperv_fb.c | 2 ++
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig
index c21484d15f0c..48c1c7417f6d 100644
--- a/drivers/video/fbdev/Kconfig
+++ b/drivers/video/fbdev/Kconfig
@@ -1773,13 +1773,16 @@ config FB_BROADSHEET
a bridge adapter.
config FB_HYPERV
- tristate "Microsoft Hyper-V Synthetic Video support"
+ tristate "Microsoft Hyper-V Synthetic Video support (DEPRECATED)"
depends on FB && HYPERV
select DMA_CMA if HAVE_DMA_CONTIGUOUS && CMA
select FB_IOMEM_HELPERS_DEFERRED
help
This framebuffer driver supports Microsoft Hyper-V Synthetic Video.
+ This driver is deprecated, please use the Hyper-V DRM driver at
+ drivers/gpu/drm/hyperv (CONFIG_DRM_HYPERV) instead.
+
config FB_SIMPLE
tristate "Simple framebuffer support"
depends on FB
diff --git a/drivers/video/fbdev/hyperv_fb.c b/drivers/video/fbdev/hyperv_fb.c
index 75338ffc703f..c99e2ea4b3de 100644
--- a/drivers/video/fbdev/hyperv_fb.c
+++ b/drivers/video/fbdev/hyperv_fb.c
@@ -1357,6 +1357,8 @@ static int __init hvfb_drv_init(void)
{
int ret;
+ pr_warn("Deprecated: use Hyper-V DRM driver instead\n");
+
if (fb_modesetting_disabled("hyper_fb"))
return -ENODEV;
--
2.49.0
