drm/amd/display: set dcn315 lb bpp to 48

BugLink: https://bugs.launchpad.net/bugs/2023929
commit 6d9240c46f7419aa3210353b5f52cc63da5a6440 upstream.

[Why & How]
Fix a typo for dcn315 line buffer bpp.

Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>

diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c b/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c
index b37d14369a622ca27151ac5976e78346f87a1030..59836570603ac6e3aef195b9d62aa8eea92f3b50 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c
+++ b/drivers/gpu/drm/amd/display/dc/dml/dcn31/dcn31_fpu.c
@@ -222,7 +222,7 @@ struct _vcs_dpi_ip_params_st dcn3_15_ip = {
        .maximum_dsc_bits_per_component = 10,
        .dsc422_native_support = false,
        .is_line_buffer_bpp_fixed = true,
-       .line_buffer_fixed_bpp = 49,
+       .line_buffer_fixed_bpp = 48,
        .line_buffer_size_bits = 789504,
        .max_line_buffer_lines = 12,
        .writeback_interface_buffer_size_kbytes = 90,