drm/radeon/kms: more fixes to rv770 suspend/resume path.

This resumes my
RV730PRO (4650)
RV770 (4850)
fine.

Still researching the RV4550 (RV710), resumes without X fine.

Signed-off-by: Dave Airlie <airlied@redhat.com>

2 files changed, 12 insertions, 10 deletions

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index d7c4efd08928..8567f809a425 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -1070,5 +1070,6 @@ extern void r600_scratch_init(struct radeon_device *rdev);
 extern int r600_blit_init(struct radeon_device *rdev);
 extern void r600_blit_fini(struct radeon_device *rdev);
 extern int r600_cp_init_microcode(struct radeon_device *rdev);
+extern int r600_gpu_reset(struct radeon_device *rdev);
 
 #endif
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 83723f8b94b0..b574c73a5109 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -56,8 +56,6 @@ int rv770_pcie_gart_enable(struct radeon_device *rdev)
         r = radeon_gart_table_vram_pin(rdev);
         if (r)
                 return r;
-        for (i = 0; i < rdev->gart.num_gpu_pages; i++)
-                r600_gart_clear_page(rdev, i);
         /* Setup L2 cache */
         WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
                                 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
@@ -681,11 +679,11 @@ static void rv770_gpu_init(struct radeon_device *rdev)
         WREG32(SQ_CONFIG, sq_config);
 
         WREG32(SQ_GPR_RESOURCE_MGMT_1,  (NUM_PS_GPRS((rdev->config.rv770.max_gprs * 24)/64) |
-                                                    NUM_VS_GPRS((rdev->config.rv770.max_gprs * 24)/64) |
-                                                    NUM_CLAUSE_TEMP_GPRS(((rdev->config.rv770.max_gprs * 24)/64)/2)));
+                                         NUM_VS_GPRS((rdev->config.rv770.max_gprs * 24)/64) |
+                                         NUM_CLAUSE_TEMP_GPRS(((rdev->config.rv770.max_gprs * 24)/64)/2)));
 
         WREG32(SQ_GPR_RESOURCE_MGMT_2,  (NUM_GS_GPRS((rdev->config.rv770.max_gprs * 7)/64) |
-                                                    NUM_ES_GPRS((rdev->config.rv770.max_gprs * 7)/64)));
+                                         NUM_ES_GPRS((rdev->config.rv770.max_gprs * 7)/64)));
 
         sq_thread_resource_mgmt = (NUM_PS_THREADS((rdev->config.rv770.max_threads * 4)/8) |
                                    NUM_VS_THREADS((rdev->config.rv770.max_threads * 2)/8) |
@@ -717,14 +715,14 @@ static void rv770_gpu_init(struct radeon_device *rdev)
         WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_7, sq_dyn_gpr_size_simd_ab_0);
 
         WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
-                                                     FORCE_EOV_MAX_REZ_CNT(255)));
+                                          FORCE_EOV_MAX_REZ_CNT(255)));
 
         if (rdev->family == CHIP_RV710)
                 WREG32(VGT_CACHE_INVALIDATION, (CACHE_INVALIDATION(TC_ONLY) |
-                                                           AUTO_INVLD_EN(ES_AND_GS_AUTO)));
+                                                AUTO_INVLD_EN(ES_AND_GS_AUTO)));
         else
                 WREG32(VGT_CACHE_INVALIDATION, (CACHE_INVALIDATION(VC_AND_TC) |
-                                                           AUTO_INVLD_EN(ES_AND_GS_AUTO)));
+                                                AUTO_INVLD_EN(ES_AND_GS_AUTO)));
 
         switch (rdev->family) {
         case CHIP_RV770:
@@ -848,14 +846,15 @@ int rv770_mc_init(struct radeon_device *rdev)
 }
 int rv770_gpu_reset(struct radeon_device *rdev)
 {
-        /* FIXME: implement */
-        return 0;
+        /* FIXME: implement any rv770 specific bits */
+        return r600_gpu_reset(rdev);
 }
 
 static int rv770_startup(struct radeon_device *rdev)
 {
         int r;
 
+        radeon_gpu_reset(rdev);
         rv770_mc_resume(rdev);
         r = rv770_pcie_gart_enable(rdev);
         if (r)
@@ -1039,6 +1038,8 @@ int rv770_init(struct radeon_device *rdev)
 
 void rv770_fini(struct radeon_device *rdev)
 {
+        rv770_suspend(rdev);
+
         r600_blit_fini(rdev);
         radeon_ring_fini(rdev);
         rv770_pcie_gart_fini(rdev);