drm/radeon: do not reenable crtc after moving vram start address

[pandora-kernel.git] / drivers / gpu / drm / radeon / evergreen.c

diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 5e00d16..fc0633c 100644 (file)
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -977,6 +977,11 @@ int evergreen_pcie_gart_enable(struct radeon_device *rdev)
                WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
                WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
                WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
+               if ((rdev->family == CHIP_JUNIPER) ||
+                   (rdev->family == CHIP_CYPRESS) ||
+                   (rdev->family == CHIP_HEMLOCK) ||
+                   (rdev->family == CHIP_BARTS))
+                       WREG32(MC_VM_MD_L1_TLB3_CNTL, tmp);
        }
        WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
        WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
@@ -1060,24 +1065,8 @@ void evergreen_agp_enable(struct radeon_device *rdev)
 
 void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save)
 {
-       save->vga_control[0] = RREG32(D1VGA_CONTROL);
-       save->vga_control[1] = RREG32(D2VGA_CONTROL);
        save->vga_render_control = RREG32(VGA_RENDER_CONTROL);
        save->vga_hdp_control = RREG32(VGA_HDP_CONTROL);
-       save->crtc_control[0] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET);
-       save->crtc_control[1] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET);
-       if (rdev->num_crtc >= 4) {
-               save->vga_control[2] = RREG32(EVERGREEN_D3VGA_CONTROL);
-               save->vga_control[3] = RREG32(EVERGREEN_D4VGA_CONTROL);
-               save->crtc_control[2] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET);
-               save->crtc_control[3] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET);
-       }
-       if (rdev->num_crtc >= 6) {
-               save->vga_control[4] = RREG32(EVERGREEN_D5VGA_CONTROL);
-               save->vga_control[5] = RREG32(EVERGREEN_D6VGA_CONTROL);
-               save->crtc_control[4] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET);
-               save->crtc_control[5] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET);
-       }
 
        /* Stop all video */
        WREG32(VGA_RENDER_CONTROL, 0);
@@ -1188,47 +1177,6 @@ void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *s
        /* Unlock host access */
        WREG32(VGA_HDP_CONTROL, save->vga_hdp_control);
        mdelay(1);
-       /* Restore video state */
-       WREG32(D1VGA_CONTROL, save->vga_control[0]);
-       WREG32(D2VGA_CONTROL, save->vga_control[1]);
-       if (rdev->num_crtc >= 4) {
-               WREG32(EVERGREEN_D3VGA_CONTROL, save->vga_control[2]);
-               WREG32(EVERGREEN_D4VGA_CONTROL, save->vga_control[3]);
-       }
-       if (rdev->num_crtc >= 6) {
-               WREG32(EVERGREEN_D5VGA_CONTROL, save->vga_control[4]);
-               WREG32(EVERGREEN_D6VGA_CONTROL, save->vga_control[5]);
-       }
-       WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 1);
-       WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 1);
-       if (rdev->num_crtc >= 4) {
-               WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 1);
-               WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 1);
-       }
-       if (rdev->num_crtc >= 6) {
-               WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 1);
-               WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 1);
-       }
-       WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, save->crtc_control[0]);
-       WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, save->crtc_control[1]);
-       if (rdev->num_crtc >= 4) {
-               WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, save->crtc_control[2]);
-               WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, save->crtc_control[3]);
-       }
-       if (rdev->num_crtc >= 6) {
-               WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, save->crtc_control[4]);
-               WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, save->crtc_control[5]);
-       }
-       WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
-       WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
-       if (rdev->num_crtc >= 4) {
-               WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
-               WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
-       }
-       if (rdev->num_crtc >= 6) {
-               WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
-               WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
-       }
        WREG32(VGA_RENDER_CONTROL, save->vga_render_control);
 }
 
@@ -2074,9 +2022,20 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
        /* num banks is 8 on all fusion asics. 0 = 4, 1 = 8, 2 = 16 */
        if (rdev->flags & RADEON_IS_IGP)
                rdev->config.evergreen.tile_config |= 1 << 4;
-       else
-               rdev->config.evergreen.tile_config |=
-                       ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) << 4;
+       else {
+               switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
+               case 0: /* four banks */
+                       rdev->config.evergreen.tile_config |= 0 << 4;
+                       break;
+               case 1: /* eight banks */
+                       rdev->config.evergreen.tile_config |= 1 << 4;
+                       break;
+               case 2: /* sixteen banks */
+               default:
+                       rdev->config.evergreen.tile_config |= 2 << 4;
+                       break;
+               }
+       }
        rdev->config.evergreen.tile_config |=
                ((mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT) << 8;
        rdev->config.evergreen.tile_config |=
@@ -2108,9 +2067,9 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
                WREG32(CC_SYS_RB_BACKEND_DISABLE, rb);
                WREG32(GC_USER_RB_BACKEND_DISABLE, rb);
                WREG32(CC_GC_SHADER_PIPE_CONFIG, sp);
-        }
+       }
 
-       grbm_gfx_index |= SE_BROADCAST_WRITES;
+       grbm_gfx_index = INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES;
        WREG32(GRBM_GFX_INDEX, grbm_gfx_index);
        WREG32(RLC_GFX_INDEX, grbm_gfx_index);
 
@@ -2140,6 +2099,9 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
        smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.evergreen.sx_num_of_sets);
        WREG32(SMX_DC_CTL0, smx_dc_ctl0);
 
+       if (rdev->family <= CHIP_SUMO2)
+               WREG32(SMX_SAR_CTL0, 0x00010000);
+
        WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_size / 4) - 1) |
                                        POSITION_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_pos_size / 4) - 1) |
                                        SMX_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_smx_size / 4) - 1)));
@@ -3276,6 +3238,18 @@ int evergreen_init(struct radeon_device *rdev)
                        rdev->accel_working = false;
                }
        }
+
+       /* Don't start up if the MC ucode is missing on BTC parts.
+        * The default clocks and voltages before the MC ucode
+        * is loaded are not suffient for advanced operations.
+        */
+       if (ASIC_IS_DCE5(rdev)) {
+               if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) {
+                       DRM_ERROR("radeon: MC ucode required for NI+.\n");
+                       return -EINVAL;
+               }
+       }
+
        return 0;
 }