drm/radeon/kms: fill in GPU init for AMD Ontario Fusion APUs

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 44 insertions, 5 deletions

diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 07c4c6f216f0..7f859ffe99ce 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -1299,6 +1299,7 @@ static u32 evergreen_get_tile_pipe_to_backend_map(struct radeon_device *rdev,
         switch (rdev->family) {
         case CHIP_CEDAR:
         case CHIP_REDWOOD:
+        case CHIP_PALM:
                 force_no_swizzle = false;
                 break;
         case CHIP_CYPRESS:
@@ -1423,6 +1424,7 @@ static void evergreen_program_channel_remap(struct radeon_device *rdev)
         case CHIP_JUNIPER:
         case CHIP_REDWOOD:
         case CHIP_CEDAR:
+        case CHIP_PALM:
         default:
                 tcp_chan_steer_lo = 0x76543210;
                 tcp_chan_steer_hi = 0x0000ba98;
@@ -1545,6 +1547,27 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
                 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
                 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
                 break;
+        case CHIP_PALM:
+                rdev->config.evergreen.num_ses = 1;
+                rdev->config.evergreen.max_pipes = 2;
+                rdev->config.evergreen.max_tile_pipes = 2;
+                rdev->config.evergreen.max_simds = 2;
+                rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
+                rdev->config.evergreen.max_gprs = 256;
+                rdev->config.evergreen.max_threads = 192;
+                rdev->config.evergreen.max_gs_threads = 16;
+                rdev->config.evergreen.max_stack_entries = 256;
+                rdev->config.evergreen.sx_num_of_sets = 4;
+                rdev->config.evergreen.sx_max_export_size = 128;
+                rdev->config.evergreen.sx_max_export_pos_size = 32;
+                rdev->config.evergreen.sx_max_export_smx_size = 96;
+                rdev->config.evergreen.max_hw_contexts = 4;
+                rdev->config.evergreen.sq_num_cf_insts = 1;
+
+                rdev->config.evergreen.sc_prim_fifo_size = 0x40;
+                rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
+                rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
+                break;
         }
 
         /* Initialize HDP */
@@ -1821,9 +1844,15 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
                       GS_PRIO(2) |
                       ES_PRIO(3));
 
-        if (rdev->family == CHIP_CEDAR)
+        switch (rdev->family) {
+        case CHIP_CEDAR:
+        case CHIP_PALM:
                 /* no vertex cache */
                 sq_config &= ~VC_ENABLE;
+                break;
+        default:
+                break;
+        }
 
         sq_lds_resource_mgmt = RREG32(SQ_LDS_RESOURCE_MGMT);
 
@@ -1835,10 +1864,15 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
         sq_gpr_resource_mgmt_3 = NUM_HS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
         sq_gpr_resource_mgmt_3 |= NUM_LS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
 
-        if (rdev->family == CHIP_CEDAR)
+        switch (rdev->family) {
+        case CHIP_CEDAR:
+        case CHIP_PALM:
                 ps_thread_count = 96;
-        else
+                break;
+        default:
                 ps_thread_count = 128;
+                break;
+        }
 
         sq_thread_resource_mgmt = NUM_PS_THREADS(ps_thread_count);
         sq_thread_resource_mgmt |= NUM_VS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
@@ -1869,10 +1903,15 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
         WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
                                           FORCE_EOV_MAX_REZ_CNT(255)));
 
-        if (rdev->family == CHIP_CEDAR)
+        switch (rdev->family) {
+        case CHIP_CEDAR:
+        case CHIP_PALM:
                 vgt_cache_invalidation = CACHE_INVALIDATION(TC_ONLY);
-        else
+                break;
+        default:
                 vgt_cache_invalidation = CACHE_INVALIDATION(VC_AND_TC);
+                break;
+        }
         vgt_cache_invalidation |= AUTO_INVLD_EN(ES_AND_GS_AUTO);
         WREG32(VGT_CACHE_INVALIDATION, vgt_cache_invalidation);