History log of /openbmc/linux/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c (Results 1 – 25 of 2460)
Revision (<<< Hide revision tags) (Show revision tags >>>) Date Author Comments
Revision tags: v6.6.32, v6.6.31, v6.6.30, v6.6.29, v6.6.28, v6.6.27, v6.6.26, v6.6.25, v6.6.24, v6.6.23
# 951a498f 15-Mar-2024 Alex Hung <alex.hung@amd.com>

drm/amd/display: Skip on writeback when it's not applicable

[ Upstream commit ecedd99a9369fb5cde601ae9abd58bca2739f1ae ]

[WHY]
dynamic memory safety error detector (KASAN) catches and generates err

drm/amd/display: Skip on writeback when it's not applicable

[ Upstream commit ecedd99a9369fb5cde601ae9abd58bca2739f1ae ]

[WHY]
dynamic memory safety error detector (KASAN) catches and generates error
messages "BUG: KASAN: slab-out-of-bounds" as writeback connector does not
support certain features which are not initialized.

[HOW]
Skip them when connector type is DRM_MODE_CONNECTOR_WRITEBACK.

Link: https://gitlab.freedesktop.org/drm/amd/-/issues/3199
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

show more ...


Revision tags: v6.6.32, v6.6.31, v6.6.30, v6.6.29, v6.6.28, v6.6.27, v6.6.26, v6.6.25, v6.6.24, v6.6.23
# 951a498f 15-Mar-2024 Alex Hung <alex.hung@amd.com>

drm/amd/display: Skip on writeback when it's not applicable

[ Upstream commit ecedd99a9369fb5cde601ae9abd58bca2739f1ae ]

[WHY]
dynamic memory safety error detector (KASAN) catches and generates err

drm/amd/display: Skip on writeback when it's not applicable

[ Upstream commit ecedd99a9369fb5cde601ae9abd58bca2739f1ae ]

[WHY]
dynamic memory safety error detector (KASAN) catches and generates error
messages "BUG: KASAN: slab-out-of-bounds" as writeback connector does not
support certain features which are not initialized.

[HOW]
Skip them when connector type is DRM_MODE_CONNECTOR_WRITEBACK.

Link: https://gitlab.freedesktop.org/drm/amd/-/issues/3199
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

show more ...


Revision tags: v6.6.32, v6.6.31, v6.6.30, v6.6.29, v6.6.28, v6.6.27, v6.6.26, v6.6.25, v6.6.24, v6.6.23
# 951a498f 15-Mar-2024 Alex Hung <alex.hung@amd.com>

drm/amd/display: Skip on writeback when it's not applicable

[ Upstream commit ecedd99a9369fb5cde601ae9abd58bca2739f1ae ]

[WHY]
dynamic memory safety error detector (KASAN) catches and generates err

drm/amd/display: Skip on writeback when it's not applicable

[ Upstream commit ecedd99a9369fb5cde601ae9abd58bca2739f1ae ]

[WHY]
dynamic memory safety error detector (KASAN) catches and generates error
messages "BUG: KASAN: slab-out-of-bounds" as writeback connector does not
support certain features which are not initialized.

[HOW]
Skip them when connector type is DRM_MODE_CONNECTOR_WRITEBACK.

Link: https://gitlab.freedesktop.org/drm/amd/-/issues/3199
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

show more ...


Revision tags: v6.6.32, v6.6.31, v6.6.30, v6.6.29, v6.6.28, v6.6.27, v6.6.26, v6.6.25, v6.6.24, v6.6.23
# 951a498f 15-Mar-2024 Alex Hung <alex.hung@amd.com>

drm/amd/display: Skip on writeback when it's not applicable

[ Upstream commit ecedd99a9369fb5cde601ae9abd58bca2739f1ae ]

[WHY]
dynamic memory safety error detector (KASAN) catches and generates err

drm/amd/display: Skip on writeback when it's not applicable

[ Upstream commit ecedd99a9369fb5cde601ae9abd58bca2739f1ae ]

[WHY]
dynamic memory safety error detector (KASAN) catches and generates error
messages "BUG: KASAN: slab-out-of-bounds" as writeback connector does not
support certain features which are not initialized.

[HOW]
Skip them when connector type is DRM_MODE_CONNECTOR_WRITEBACK.

Link: https://gitlab.freedesktop.org/drm/amd/-/issues/3199
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

show more ...


Revision tags: v6.6.32, v6.6.31, v6.6.30, v6.6.29, v6.6.28, v6.6.27, v6.6.26, v6.6.25, v6.6.24, v6.6.23
# 951a498f 15-Mar-2024 Alex Hung <alex.hung@amd.com>

drm/amd/display: Skip on writeback when it's not applicable

[ Upstream commit ecedd99a9369fb5cde601ae9abd58bca2739f1ae ]

[WHY]
dynamic memory safety error detector (KASAN) catches and generates err

drm/amd/display: Skip on writeback when it's not applicable

[ Upstream commit ecedd99a9369fb5cde601ae9abd58bca2739f1ae ]

[WHY]
dynamic memory safety error detector (KASAN) catches and generates error
messages "BUG: KASAN: slab-out-of-bounds" as writeback connector does not
support certain features which are not initialized.

[HOW]
Skip them when connector type is DRM_MODE_CONNECTOR_WRITEBACK.

Link: https://gitlab.freedesktop.org/drm/amd/-/issues/3199
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

show more ...


Revision tags: v6.6.32, v6.6.31, v6.6.30, v6.6.29, v6.6.28, v6.6.27, v6.6.26, v6.6.25, v6.6.24, v6.6.23
# 951a498f 15-Mar-2024 Alex Hung <alex.hung@amd.com>

drm/amd/display: Skip on writeback when it's not applicable

[ Upstream commit ecedd99a9369fb5cde601ae9abd58bca2739f1ae ]

[WHY]
dynamic memory safety error detector (KASAN) catches and generates err

drm/amd/display: Skip on writeback when it's not applicable

[ Upstream commit ecedd99a9369fb5cde601ae9abd58bca2739f1ae ]

[WHY]
dynamic memory safety error detector (KASAN) catches and generates error
messages "BUG: KASAN: slab-out-of-bounds" as writeback connector does not
support certain features which are not initialized.

[HOW]
Skip them when connector type is DRM_MODE_CONNECTOR_WRITEBACK.

Link: https://gitlab.freedesktop.org/drm/amd/-/issues/3199
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Reviewed-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Acked-by: Roman Li <roman.li@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

show more ...


# 5ca6cbd8 21-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST sink signals did nothing. Simplify the code and use the
same check for MST and SST.

Cc: stable@vger.kernel.org
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# b12c3cfd 12-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we n

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we need to send the VSC SDP packet. We should only do so for
panels with DPCD revision greater or equal to 1.4 as older
receivers might have problems with it.

Cc: stable@vger.kernel.org
Cc: Joshua Ashton <joshua@froggi.es>
Cc: Xaver Hugl <xaver.hugl@gmail.com>
Cc: Melissa Wen <mwen@igalia.com>
Cc: Agustin Gutierrez <Agustin.Gutierrez@amd.com>
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# 5ca6cbd8 21-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST sink signals did nothing. Simplify the code and use the
same check for MST and SST.

Cc: stable@vger.kernel.org
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# b12c3cfd 12-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we n

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we need to send the VSC SDP packet. We should only do so for
panels with DPCD revision greater or equal to 1.4 as older
receivers might have problems with it.

Cc: stable@vger.kernel.org
Cc: Joshua Ashton <joshua@froggi.es>
Cc: Xaver Hugl <xaver.hugl@gmail.com>
Cc: Melissa Wen <mwen@igalia.com>
Cc: Agustin Gutierrez <Agustin.Gutierrez@amd.com>
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# 5ca6cbd8 21-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST sink signals did nothing. Simplify the code and use the
same check for MST and SST.

Cc: stable@vger.kernel.org
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# b12c3cfd 12-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we n

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we need to send the VSC SDP packet. We should only do so for
panels with DPCD revision greater or equal to 1.4 as older
receivers might have problems with it.

Cc: stable@vger.kernel.org
Cc: Joshua Ashton <joshua@froggi.es>
Cc: Xaver Hugl <xaver.hugl@gmail.com>
Cc: Melissa Wen <mwen@igalia.com>
Cc: Agustin Gutierrez <Agustin.Gutierrez@amd.com>
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# 5ca6cbd8 21-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST sink signals did nothing. Simplify the code and use the
same check for MST and SST.

Cc: stable@vger.kernel.org
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# b12c3cfd 12-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we n

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we need to send the VSC SDP packet. We should only do so for
panels with DPCD revision greater or equal to 1.4 as older
receivers might have problems with it.

Cc: stable@vger.kernel.org
Cc: Joshua Ashton <joshua@froggi.es>
Cc: Xaver Hugl <xaver.hugl@gmail.com>
Cc: Melissa Wen <mwen@igalia.com>
Cc: Agustin Gutierrez <Agustin.Gutierrez@amd.com>
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# 5ca6cbd8 21-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST sink signals did nothing. Simplify the code and use the
same check for MST and SST.

Cc: stable@vger.kernel.org
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# b12c3cfd 12-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we n

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we need to send the VSC SDP packet. We should only do so for
panels with DPCD revision greater or equal to 1.4 as older
receivers might have problems with it.

Cc: stable@vger.kernel.org
Cc: Joshua Ashton <joshua@froggi.es>
Cc: Xaver Hugl <xaver.hugl@gmail.com>
Cc: Melissa Wen <mwen@igalia.com>
Cc: Agustin Gutierrez <Agustin.Gutierrez@amd.com>
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# 5ca6cbd8 21-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST sink signals did nothing. Simplify the code and use the
same check for MST and SST.

Cc: stable@vger.kernel.org
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# b12c3cfd 12-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we n

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we need to send the VSC SDP packet. We should only do so for
panels with DPCD revision greater or equal to 1.4 as older
receivers might have problems with it.

Cc: stable@vger.kernel.org
Cc: Joshua Ashton <joshua@froggi.es>
Cc: Xaver Hugl <xaver.hugl@gmail.com>
Cc: Melissa Wen <mwen@igalia.com>
Cc: Agustin Gutierrez <Agustin.Gutierrez@amd.com>
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# 5ca6cbd8 21-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST sink signals did nothing. Simplify the code and use the
same check for MST and SST.

Cc: stable@vger.kernel.org
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# b12c3cfd 12-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we n

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we need to send the VSC SDP packet. We should only do so for
panels with DPCD revision greater or equal to 1.4 as older
receivers might have problems with it.

Cc: stable@vger.kernel.org
Cc: Joshua Ashton <joshua@froggi.es>
Cc: Xaver Hugl <xaver.hugl@gmail.com>
Cc: Melissa Wen <mwen@igalia.com>
Cc: Agustin Gutierrez <Agustin.Gutierrez@amd.com>
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# 5ca6cbd8 21-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST sink signals did nothing. Simplify the code and use the
same check for MST and SST.

Cc: stable@vger.kernel.org
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# b12c3cfd 12-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we n

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we need to send the VSC SDP packet. We should only do so for
panels with DPCD revision greater or equal to 1.4 as older
receivers might have problems with it.

Cc: stable@vger.kernel.org
Cc: Joshua Ashton <joshua@froggi.es>
Cc: Xaver Hugl <xaver.hugl@gmail.com>
Cc: Melissa Wen <mwen@igalia.com>
Cc: Agustin Gutierrez <Agustin.Gutierrez@amd.com>
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# 5ca6cbd8 21-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST sink signals did nothing. Simplify the code and use the
same check for MST and SST.

Cc: stable@vger.kernel.org
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# b12c3cfd 12-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we n

drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4

commit 9e61ef8d219877202d4ee51d0d2ad9072c99a262 upstream.

In order for display colorimetry to work correctly on DP displays
we need to send the VSC SDP packet. We should only do so for
panels with DPCD revision greater or equal to 1.4 as older
receivers might have problems with it.

Cc: stable@vger.kernel.org
Cc: Joshua Ashton <joshua@froggi.es>
Cc: Xaver Hugl <xaver.hugl@gmail.com>
Cc: Melissa Wen <mwen@igalia.com>
Cc: Agustin Gutierrez <Agustin.Gutierrez@amd.com>
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


# 5ca6cbd8 21-Mar-2024 Harry Wentland <harry.wentland@amd.com>

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST

drm/amd/display: Set VSC SDP Colorimetry same way for MST and SST

commit c3e2a5f2da904a18661335e8be2b961738574998 upstream.

The previous check for the is_vsc_sdp_colorimetry_supported flag
for MST sink signals did nothing. Simplify the code and use the
same check for MST and SST.

Cc: stable@vger.kernel.org
Reviewed-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

show more ...


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