drm/amd/display: fix incorrect page table address for renoir

Incorrect page table address and programming sys aperture for
stutter gather, so fix it.

Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: Roman Li <Roman.Li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c
index bd247e5..fdfbdeb 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c
@@ -111,19 +111,30 @@ int hubbub21_init_dchub(struct hubbub *hubbub,
                struct dcn_hubbub_phys_addr_config *pa_config)
 {
        struct dcn20_hubbub *hubbub1 = TO_DCN20_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.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 | 1; //Note: hack
+               phys_config.depth = 0;
+               phys_config.block_size = 0;
+               // Init VMID 0 based on PA config
+               dcn20_vmid_setup(&hubbub1->vmid[0], &phys_config);
+       }
 
        dcn21_dchvm_init(hubbub);