diff options
Diffstat (limited to 'meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0310-drm-amd-display-obtain-usHBR3En-bit-from-BP-1.patch')
-rw-r--r-- | meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0310-drm-amd-display-obtain-usHBR3En-bit-from-BP-1.patch | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0310-drm-amd-display-obtain-usHBR3En-bit-from-BP-1.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0310-drm-amd-display-obtain-usHBR3En-bit-from-BP-1.patch new file mode 100644 index 00000000..4b6cf977 --- /dev/null +++ b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/0310-drm-amd-display-obtain-usHBR3En-bit-from-BP-1.patch @@ -0,0 +1,90 @@ +From 1c32fb519b37d55ed7fd305c62a5b72b9e3d2c76 Mon Sep 17 00:00:00 2001 +From: Ding Wang <Ding.Wang@amd.com> +Date: Mon, 27 Mar 2017 14:50:27 -0400 +Subject: [PATCH 0310/4131] drm/amd/display: obtain usHBR3En bit from BP 1 + +ASICs using bios parser 1 don't check HBR3 capability as there is no such +a bit usHBR3En in ATOM_ENCODER_CAP_RECORDER. +Therefore, will use ATOM_ENCODER_CAP_RECORDER_V2 and thus obtain the usHBR3En +bit. + +Signed-off-by: Ding Wang <ding.wang@amd.com> +Acked-by: Harry Wentland <Harry.Wentland@amd.com> +Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/dc/bios/bios_parser.c | 14 +++++++------- + drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c | 2 +- + 2 files changed, 8 insertions(+), 8 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c +index 50163a0..47a4676 100644 +--- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c ++++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser.c +@@ -88,7 +88,7 @@ static ATOM_HPD_INT_RECORD *get_hpd_record(struct bios_parser *bp, + static struct device_id device_type_from_device_id(uint16_t device_id); + static uint32_t signal_to_ss_id(enum as_signal_type signal); + static uint32_t get_support_mask_for_device_id(struct device_id device_id); +-static ATOM_ENCODER_CAP_RECORD *get_encoder_cap_record( ++static ATOM_ENCODER_CAP_RECORD_V2 *get_encoder_cap_record( + struct bios_parser *bp, + ATOM_OBJECT *object); + +@@ -1837,7 +1837,7 @@ static enum bp_result bios_parser_get_encoder_cap_info( + { + struct bios_parser *bp = BP_FROM_DCB(dcb); + ATOM_OBJECT *object; +- ATOM_ENCODER_CAP_RECORD *record = NULL; ++ ATOM_ENCODER_CAP_RECORD_V2 *record = NULL; + + if (!info) + return BP_RESULT_BADINPUT; +@@ -1851,8 +1851,8 @@ static enum bp_result bios_parser_get_encoder_cap_info( + if (!record) + return BP_RESULT_NORECORD; + +- info->DP_HBR2_CAP = record->usHBR2Cap; + info->DP_HBR2_EN = record->usHBR2En; ++ info->DP_HBR3_EN = record->usHBR3En; + return BP_RESULT_OK; + } + +@@ -1867,9 +1867,9 @@ static enum bp_result bios_parser_get_encoder_cap_info( + * @return atom encoder cap record + * + * @note +- * search all records to find the ATOM_ENCODER_CAP_RECORD record ++ * search all records to find the ATOM_ENCODER_CAP_RECORD_V2 record + */ +-static ATOM_ENCODER_CAP_RECORD *get_encoder_cap_record( ++static ATOM_ENCODER_CAP_RECORD_V2 *get_encoder_cap_record( + struct bios_parser *bp, + ATOM_OBJECT *object) + { +@@ -1899,8 +1899,8 @@ static ATOM_ENCODER_CAP_RECORD *get_encoder_cap_record( + if (ATOM_ENCODER_CAP_RECORD_TYPE != header->ucRecordType) + continue; + +- if (sizeof(ATOM_ENCODER_CAP_RECORD) <= header->ucRecordSize) +- return (ATOM_ENCODER_CAP_RECORD *)header; ++ if (sizeof(ATOM_ENCODER_CAP_RECORD_V2) <= header->ucRecordSize) ++ return (ATOM_ENCODER_CAP_RECORD_V2 *)header; + } + + return NULL; +diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c +index df116f8..1a84ee0 100644 +--- a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c ++++ b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c +@@ -993,7 +993,7 @@ bool dce110_link_encoder_construct( + enc110->base.ctx->dc_bios, enc110->base.id, + &bp_cap_info)) { + enc110->base.features.flags.bits.IS_HBR2_CAPABLE = +- bp_cap_info.DP_HBR2_CAP; ++ bp_cap_info.DP_HBR2_EN; + enc110->base.features.flags.bits.IS_HBR3_CAPABLE = + bp_cap_info.DP_HBR3_EN; + } +-- +2.7.4 + |