diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0696-drm-amd-dal-Fix-waiting-on-mmDP_MSE_SAT_UPDATE-to-co.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0696-drm-amd-dal-Fix-waiting-on-mmDP_MSE_SAT_UPDATE-to-co.patch | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0696-drm-amd-dal-Fix-waiting-on-mmDP_MSE_SAT_UPDATE-to-co.patch b/common/recipes-kernel/linux/files/0696-drm-amd-dal-Fix-waiting-on-mmDP_MSE_SAT_UPDATE-to-co.patch new file mode 100644 index 00000000..44a63863 --- /dev/null +++ b/common/recipes-kernel/linux/files/0696-drm-amd-dal-Fix-waiting-on-mmDP_MSE_SAT_UPDATE-to-co.patch @@ -0,0 +1,43 @@ +From bc97aaf45e3ff5ec9c9532775bae5faeb3d01a46 Mon Sep 17 00:00:00 2001 +From: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com> +Date: Thu, 14 Jan 2016 18:23:43 -0500 +Subject: [PATCH 0696/1110] drm/amd/dal: Fix waiting on mmDP_MSE_SAT_UPDATE to + correct form. + +Signed-off-by: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com> +Acked-by: Jordan Lazare <Jordan.Lazare@amd.com> +--- + drivers/gpu/drm/amd/dal/dc/dce110/dce110_link_encoder.c | 7 ++++++- + 1 file changed, 6 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/dal/dc/dce110/dce110_link_encoder.c b/drivers/gpu/drm/amd/dal/dc/dce110/dce110_link_encoder.c +index 73ba7b8..0f0ecfe 100644 +--- a/drivers/gpu/drm/amd/dal/dc/dce110/dce110_link_encoder.c ++++ b/drivers/gpu/drm/amd/dal/dc/dce110/dce110_link_encoder.c +@@ -1725,6 +1725,7 @@ void dce110_link_encoder_update_mst_stream_allocation_table( + struct dc_context *ctx = enc110->base.ctx; + uint32_t value0 = 0; + uint32_t value1 = 0; ++ uint32_t value2 = 0; + uint32_t slots = 0; + uint32_t src = 0; + uint32_t retries = 0; +@@ -1851,10 +1852,14 @@ void dce110_link_encoder_update_mst_stream_allocation_table( + value1 = get_reg_field_value( + value0, + DP_MSE_SAT_UPDATE, ++ DP_MSE_SAT_UPDATE); ++ value2 = get_reg_field_value( ++ value0, ++ DP_MSE_SAT_UPDATE, + DP_MSE_16_MTP_KEEPOUT); + + /* bit field DP_MSE_SAT_UPDATE is set to 1 already */ +- if (value1) ++ if (!value1 && !value2) + break; + ++retries; + } while (retries < DP_MST_UPDATE_MAX_RETRY); +-- +2.7.4 + |