drm/radeon/kms: add initial Evergreen support (Radeon HD 5xxx)

This adds initial Evergreen KMS support, it doesn't include
any acceleration features or interrupt handling yet.

Major changes are DCE4 handling for PLLs for the > 2 crtcs.

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

1 files changed, 50 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index 3f3c7a2169f..4b0cb67a379 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -606,4 +606,54 @@ static struct radeon_asic rv770_asic = {
         .ioctl_wait_idle = r600_ioctl_wait_idle,
 };
 
+/*
+ * evergreen
+ */
+int evergreen_init(struct radeon_device *rdev);
+void evergreen_fini(struct radeon_device *rdev);
+int evergreen_suspend(struct radeon_device *rdev);
+int evergreen_resume(struct radeon_device *rdev);
+int evergreen_gpu_reset(struct radeon_device *rdev);
+void evergreen_bandwidth_update(struct radeon_device *rdev);
+void evergreen_hpd_init(struct radeon_device *rdev);
+void evergreen_hpd_fini(struct radeon_device *rdev);
+bool evergreen_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd);
+void evergreen_hpd_set_polarity(struct radeon_device *rdev,
+                                enum radeon_hpd_id hpd);
+
+static struct radeon_asic evergreen_asic = {
+        .init = &evergreen_init,
+        .fini = &evergreen_fini,
+        .suspend = &evergreen_suspend,
+        .resume = &evergreen_resume,
+        .cp_commit = NULL,
+        .gpu_reset = &evergreen_gpu_reset,
+        .vga_set_state = &r600_vga_set_state,
+        .gart_tlb_flush = &r600_pcie_gart_tlb_flush,
+        .gart_set_page = &rs600_gart_set_page,
+        .ring_test = NULL,
+        .ring_ib_execute = NULL,
+        .irq_set = NULL,
+        .irq_process = NULL,
+        .get_vblank_counter = NULL,
+        .fence_ring_emit = NULL,
+        .cs_parse = NULL,
+        .copy_blit = NULL,
+        .copy_dma = NULL,
+        .copy = NULL,
+        .get_engine_clock = &radeon_atom_get_engine_clock,
+        .set_engine_clock = &radeon_atom_set_engine_clock,
+        .get_memory_clock = &radeon_atom_get_memory_clock,
+        .set_memory_clock = &radeon_atom_set_memory_clock,
+        .set_pcie_lanes = NULL,
+        .set_clock_gating = NULL,
+        .set_surface_reg = r600_set_surface_reg,
+        .clear_surface_reg = r600_clear_surface_reg,
+        .bandwidth_update = &evergreen_bandwidth_update,
+        .hpd_init = &evergreen_hpd_init,
+        .hpd_fini = &evergreen_hpd_fini,
+        .hpd_sense = &evergreen_hpd_sense,
+        .hpd_set_polarity = &evergreen_hpd_set_polarity,
+};
+
 #endif