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drm/amd/display: fix up HUBBUB hw programming for VM

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[why]
Some values were not being converted or bit-shifted properly for
HW registers, causing black screen

[how]
Fix up the values before programming HW

Signed-off-by: Jun Lei <jun.lei@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jun Lei 2019-06-03 08:13:12 -04:00 committed by Alex Deucher
parent 125cfef3e4
commit b48935b3bf
2 changed files with 10 additions and 11 deletions
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17
drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c
View File

@ -366,25 +366,24 @@ int hubbub2_init_dchub_sys_ctx(struct hubbub *hubbub,
struct dcn_vmid_page_table_config phys_config;
REG_SET(DCN_VM_FB_LOCATION_BASE, 0,
FB_BASE, pa_config->system_aperture.fb_base);
FB_BASE, pa_config->system_aperture.fb_base >> 24);
REG_SET(DCN_VM_FB_LOCATION_TOP, 0,
FB_TOP, pa_config->system_aperture.fb_top);
FB_TOP, pa_config->system_aperture.fb_top >> 24);
REG_SET(DCN_VM_FB_OFFSET, 0,
FB_OFFSET, pa_config->system_aperture.fb_offset);
FB_OFFSET, pa_config->system_aperture.fb_offset >> 24);
REG_SET(DCN_VM_AGP_BOT, 0,
AGP_BOT, pa_config->system_aperture.agp_bot);
AGP_BOT, pa_config->system_aperture.agp_bot >> 24);
REG_SET(DCN_VM_AGP_TOP, 0,
AGP_TOP, pa_config->system_aperture.agp_top);
AGP_TOP, pa_config->system_aperture.agp_top >> 24);
REG_SET(DCN_VM_AGP_BASE, 0,
AGP_BASE, pa_config->system_aperture.agp_base);
AGP_BASE, pa_config->system_aperture.agp_base >> 24);
if (pa_config->gart_config.page_table_start_addr != pa_config->gart_config.page_table_end_addr) {
phys_config.depth = 1;
phys_config.block_size = 4096;
phys_config.page_table_start_addr = pa_config->gart_config.page_table_start_addr >> 12;
phys_config.page_table_end_addr = pa_config->gart_config.page_table_end_addr >> 12;
phys_config.page_table_base_addr = pa_config->gart_config.page_table_base_addr;
phys_config.depth = 0;
phys_config.block_size = 0;
// Init VMID 0 based on PA config
dcn20_vmid_setup(&hubbub1->vmid[0], &phys_config);
}

4
drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h
View File

@ -61,8 +61,8 @@ enum dcn_hubbub_page_table_depth {
};
enum dcn_hubbub_page_table_block_size {
DCN_PAGE_TABLE_BLOCK_SIZE_4KB,
DCN_PAGE_TABLE_BLOCK_SIZE_64KB
DCN_PAGE_TABLE_BLOCK_SIZE_4KB = 0,
DCN_PAGE_TABLE_BLOCK_SIZE_64KB = 4
};
struct dcn_hubbub_phys_addr_config {