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author | Jason Gunthorpe <jgg@nvidia.com> | 2022-11-29 16:42:27 -0400 |
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committer | Jason Gunthorpe <jgg@nvidia.com> | 2022-12-02 12:04:39 -0400 |
commit | 90337f526c98129b0b180fc52dc5f57d8e7a8614 (patch) | |
tree | d7458a03027cde56b8191f656dc5cdf1531a767d /drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dccg.c | |
parent | 169dd5c987e60e62aa5785b30d22ded2ae000286 (diff) | |
parent | b7b275e60bcd5f89771e865a8239325f86d9927d (diff) | |
download | linux-90337f526c98129b0b180fc52dc5f57d8e7a8614.tar.bz2 |
Merge tag 'v6.1-rc7' into iommufd.git for-next
Resolve conflicts in drivers/vfio/vfio_main.c by using the iommfd version.
The rc fix was done a different way when iommufd patches reworked this
code.
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dccg.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dccg.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dccg.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dccg.c index 1bd7e0f327d8..389a8938ee45 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dccg.c +++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_dccg.c @@ -96,6 +96,13 @@ static void dccg314_set_pixel_rate_div( struct dcn_dccg *dccg_dcn = TO_DCN_DCCG(dccg); enum pixel_rate_div cur_k1 = PIXEL_RATE_DIV_NA, cur_k2 = PIXEL_RATE_DIV_NA; + // Don't program 0xF into the register field. Not valid since + // K1 / K2 field is only 1 / 2 bits wide + if (k1 == PIXEL_RATE_DIV_NA || k2 == PIXEL_RATE_DIV_NA) { + BREAK_TO_DEBUGGER(); + return; + } + dccg314_get_pixel_rate_div(dccg, otg_inst, &cur_k1, &cur_k2); if (k1 == PIXEL_RATE_DIV_NA || k2 == PIXEL_RATE_DIV_NA || (k1 == cur_k1 && k2 == cur_k2)) return; |