From: Dmytro Laktyushkin Date: Thu, 11 Mar 2021 14:19:34 +0000 (-0500) Subject: drm/amd/display: revert max lb lines change X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=234cc26f7dd15761dcd2ef818b9acaf4fe9cf92e;p=linux.git drm/amd/display: revert max lb lines change Some hardware revisions do have a max number of lines limitation not honouring which can cause pstate switch underflow. Tested-by: Daniel Wheeler Signed-off-by: Dmytro Laktyushkin Reviewed-by: Eric Bernstein Acked-by: Solomon Chiu Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c index d079f4e491e59..0b1000d782a85 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c @@ -82,7 +82,7 @@ const struct _vcs_dpi_ip_params_st dcn1_0_ip = { .meta_chunk_size_kbytes = 2, .writeback_chunk_size_kbytes = 2, .line_buffer_size_bits = 589824, - .max_line_buffer_lines = 32, + .max_line_buffer_lines = 12, .IsLineBufferBppFixed = 0, .LineBufferFixedBpp = -1, .writeback_luma_buffer_size_kbytes = 12, diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c index 25f8dd5db0802..3c2a0518f2734 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c @@ -112,7 +112,7 @@ struct _vcs_dpi_ip_params_st dcn2_0_ip = { .is_line_buffer_bpp_fixed = 0, .line_buffer_fixed_bpp = 0, .dcc_supported = true, - .max_line_buffer_lines = 32, + .max_line_buffer_lines = 12, .writeback_luma_buffer_size_kbytes = 12, .writeback_chroma_buffer_size_kbytes = 8, .writeback_chroma_line_buffer_width_pixels = 4, @@ -180,7 +180,7 @@ static struct _vcs_dpi_ip_params_st dcn2_0_nv14_ip = { .is_line_buffer_bpp_fixed = 0, .line_buffer_fixed_bpp = 0, .dcc_supported = true, - .max_line_buffer_lines = 32, + .max_line_buffer_lines = 12, .writeback_luma_buffer_size_kbytes = 12, .writeback_chroma_buffer_size_kbytes = 8, .writeback_chroma_line_buffer_width_pixels = 4, diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c index 7123151ed60f9..8e3f1d0b4cc3c 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c @@ -114,7 +114,7 @@ struct _vcs_dpi_ip_params_st dcn2_1_ip = { .is_line_buffer_bpp_fixed = 0, .line_buffer_fixed_bpp = 0, .dcc_supported = true, - .max_line_buffer_lines = 32, + .max_line_buffer_lines = 12, .writeback_luma_buffer_size_kbytes = 12, .writeback_chroma_buffer_size_kbytes = 8, .writeback_chroma_line_buffer_width_pixels = 4, diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c index 263c2986682d2..4a5fa23d8e7b0 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c @@ -120,7 +120,7 @@ struct _vcs_dpi_ip_params_st dcn3_0_ip = { .dcc_supported = true, .writeback_interface_buffer_size_kbytes = 90, .writeback_line_buffer_buffer_size = 0, - .max_line_buffer_lines = 32, + .max_line_buffer_lines = 12, .writeback_luma_buffer_size_kbytes = 12, // writeback_line_buffer_buffer_size = 656640 .writeback_chroma_buffer_size_kbytes = 8, .writeback_chroma_line_buffer_width_pixels = 4, diff --git a/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c b/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c index 622a5bf9737f7..1aefed63ed266 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c @@ -116,7 +116,7 @@ struct _vcs_dpi_ip_params_st dcn3_01_ip = { .dcc_supported = true, .writeback_interface_buffer_size_kbytes = 90, .writeback_line_buffer_buffer_size = 656640, - .max_line_buffer_lines = 32, + .max_line_buffer_lines = 12, .writeback_luma_buffer_size_kbytes = 12, // writeback_line_buffer_buffer_size = 656640 .writeback_chroma_buffer_size_kbytes = 8, .writeback_chroma_line_buffer_width_pixels = 4, diff --git a/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c b/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c index 0723e29fd42e3..a928c1d9a5575 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c @@ -101,7 +101,7 @@ struct _vcs_dpi_ip_params_st dcn3_02_ip = { .dcc_supported = true, .writeback_interface_buffer_size_kbytes = 90, .writeback_line_buffer_buffer_size = 0, - .max_line_buffer_lines = 32, + .max_line_buffer_lines = 12, .writeback_luma_buffer_size_kbytes = 12, // writeback_line_buffer_buffer_size = 656640 .writeback_chroma_buffer_size_kbytes = 8, .writeback_chroma_line_buffer_width_pixels = 4,