From: Eric Bernstein Date: Fri, 11 Feb 2022 00:19:22 +0000 (-0500) Subject: drm/amd/display: Update gpuvm_max_page_table_levels IP param X-Git-Tag: v6.0-rc1~138^2~7^2~116 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=7e053bab30e3a97bb681cec207a87413a024fc22;p=thirdparty%2Flinux.git drm/amd/display: Update gpuvm_max_page_table_levels IP param After some experimental tests, we noticed that we need to set gpuvm_max_page_table_levels to '4' to meet the hardware requirements. Signed-off-by: Eric Bernstein Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c index 63227c55a2f02..1f2af676191be 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c @@ -121,7 +121,7 @@ static const struct IP_BASE DCN_BASE = { { { { 0x00000012, 0x000000C0, 0x000034C struct _vcs_dpi_ip_params_st dcn3_2_ip = { .gpuvm_enable = 1, - .gpuvm_max_page_table_levels = 1, + .gpuvm_max_page_table_levels = 4, .hostvm_enable = 0, .rob_buffer_size_kbytes = 128, .det_buffer_size_kbytes = DCN3_2_DEFAULT_DET_SIZE, diff --git a/drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c b/drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c index 644f00f2def0e..1a9bdfc35f2c0 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c @@ -124,7 +124,7 @@ static const struct IP_BASE DCN_BASE = { { { { 0x00000012, 0x000000C0, 0x000034C struct _vcs_dpi_ip_params_st dcn3_21_ip = { .gpuvm_enable = 1, - .gpuvm_max_page_table_levels = 1, + .gpuvm_max_page_table_levels = 4, .hostvm_enable = 0, .rob_buffer_size_kbytes = 128, .det_buffer_size_kbytes = DCN3_2_DEFAULT_DET_SIZE,