[PATCH 07/13] drm/amdgpu: Disable VGA render and crtc when init GMC.

Emily Deng Emily.Deng at amd.com
Thu Aug 4 03:42:47 UTC 2016


For virtual display feature, when the GPU has DCE engine, need to disable
the VGA render and CRTC, or it will hang when initialize GMC.

Signed-off-by: Emily Deng <Emily.Deng at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu.h          |  2 +
 drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c | 27 +++++++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h |  2 +
 drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h     |  5 +-
 drivers/gpu/drm/amd/amdgpu/dce_v10_0.c       | 75 ++++++++++++++++++++++++
 drivers/gpu/drm/amd/amdgpu/dce_v10_0.h       |  2 +
 drivers/gpu/drm/amd/amdgpu/dce_v11_0.c       | 83 +++++++++++++++++++++++++++
 drivers/gpu/drm/amd/amdgpu/dce_v11_0.h       |  2 +
 drivers/gpu/drm/amd/amdgpu/dce_v8_0.c        | 82 +++++++++++++++++++++++++++
 drivers/gpu/drm/amd/amdgpu/dce_v8_0.h        |  2 +
 drivers/gpu/drm/amd/amdgpu/dce_virtual.c     | 85 ++++++++++++++++++++++++++--
 11 files changed, 359 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 3cafcfd..7a9e6b8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -2304,6 +2304,8 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring)
 #define amdgpu_display_add_connector(adev, ci, sd, ct, ib, coi, h, r) (adev)->mode_info.funcs->add_connector((adev), (ci), (sd), (ct), (ib), (coi), (h), (r))
 #define amdgpu_display_stop_mc_access(adev, s) (adev)->mode_info.funcs->stop_mc_access((adev), (s))
 #define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s))
+#define amdgpu_display_disable_vga_and_crtc(adev) (adev)->mode_info.funcs->disable_vga_and_crtc((adev))
+#define amdgpu_display_resume_vga_and_crtc(adev) (adev)->mode_info.funcs->resume_vga_and_crtc((adev))
 #define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib),  (s), (d), (b))
 #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b))
 #define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev))
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
index 9831753..f9ea890 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c
@@ -259,6 +259,33 @@ static const int object_connector_convert[] = {
 	DRM_MODE_CONNECTOR_Unknown
 };
 
+bool amdgpu_atombios_has_DCE_engine_info(struct amdgpu_device *adev)
+{
+	struct amdgpu_mode_info *mode_info = &adev->mode_info;
+	struct atom_context *ctx = mode_info->atom_context;
+	int index = GetIndexIntoMasterTable(DATA, Object_Header);
+	u16 size, data_offset;
+	u8 frev, crev;
+	ATOM_DISPLAY_OBJECT_PATH_TABLE *path_obj;
+	ATOM_OBJECT_HEADER *obj_header;
+
+	if (!amdgpu_atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset))
+		return false;
+
+	if (crev < 2)
+		return false;
+
+	obj_header = (ATOM_OBJECT_HEADER *) (ctx->bios + data_offset);
+	path_obj = (ATOM_DISPLAY_OBJECT_PATH_TABLE *)
+	    (ctx->bios + data_offset +
+	     le16_to_cpu(obj_header->usDisplayPathTableOffset));
+
+	if (path_obj->ucNumOfDispPath)
+		return true;
+	else
+		return false;
+}
+
 bool amdgpu_atombios_get_connector_info_from_object_table(struct amdgpu_device *adev)
 {
 	struct amdgpu_mode_info *mode_info = &adev->mode_info;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h
index 8c2e696..8a0f770 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h
@@ -140,6 +140,8 @@ struct amdgpu_i2c_bus_rec amdgpu_atombios_lookup_i2c_gpio(struct amdgpu_device *
 							  uint8_t id);
 void amdgpu_atombios_i2c_init(struct amdgpu_device *adev);
 
+bool amdgpu_atombios_has_DCE_engine_info(struct amdgpu_device *adev);
+
 bool amdgpu_atombios_get_connector_info_from_object_table(struct amdgpu_device *adev);
 
 int amdgpu_atombios_get_clock_info(struct amdgpu_device *adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
index a2f12b0..d7cf37c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
@@ -313,8 +313,8 @@ struct amdgpu_display_funcs {
 	int (*set_freesync_property)(struct drm_connector *connector,
 				     struct drm_property *property,
 				     uint64_t val);
-
-
+	void (*disable_vga_and_crtc)(struct amdgpu_device *adev);
+	void (*resume_vga_and_crtc)(struct amdgpu_device *adev);
 };
 
 struct amdgpu_framebuffer {
@@ -367,6 +367,7 @@ struct amdgpu_mode_info {
 	int			num_dig; /* number of dig blocks */
 	int			disp_priority;
 	const struct amdgpu_display_funcs *funcs;
+	struct amdgpu_mode_mc_save save;
 };
 
 #define AMDGPU_MAX_BL_LEVEL 0xFF
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
index e49e151..efa5605 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c
@@ -690,6 +690,81 @@ void dce_v10_0_resume_mc_access(struct amdgpu_device *adev,
 	WREG32(mmVGA_RENDER_CONTROL, save->vga_render_control);
 }
 
+static int dce_virtual_v10_0_original_crtc_num(struct amdgpu_device *adev)
+{
+	int original_num_crtc = 0;
+
+	switch (adev->asic_type) {
+	case CHIP_FIJI:
+	case CHIP_TONGA:
+		original_num_crtc = 6;
+		break;
+	default:
+		original_num_crtc = 0;
+	}
+	return original_num_crtc;
+}
+
+void dce_virtual_v10_0_disable_vga_and_crtc(struct amdgpu_device *adev)
+{
+	/*Disable VGA render and enabled crtc, if has DCE engine*/
+	if (amdgpu_atombios_has_DCE_engine_info(adev)) {
+		u32 tmp;
+		int crtc_enabled, i;
+		int original_num_crtc = dce_virtual_v10_0_original_crtc_num(adev);
+
+		adev->mode_info.save.vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
+		adev->mode_info.save.vga_hdp_control = RREG32(mmVGA_HDP_CONTROL);
+
+		/* Disable VGA render */
+		tmp = RREG32(mmVGA_RENDER_CONTROL);
+		tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
+		WREG32(mmVGA_RENDER_CONTROL, tmp);
+
+		/*Disable crtc*/
+		for (i = 0; i < original_num_crtc; i++) {
+			crtc_enabled = REG_GET_FIELD(RREG32(mmCRTC_CONTROL + crtc_offsets[i]),
+									 CRTC_CONTROL, CRTC_MASTER_EN);
+			if (crtc_enabled) {
+				WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
+				tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
+				tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 0);
+				WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
+				WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
+				adev->mode_info.save.crtc_enabled[i] = true;
+			} else {
+				adev->mode_info.save.crtc_enabled[i] = false;
+			}
+		}
+	}
+}
+
+void dce_virtual_v10_0_resume_vga_and_crtc(struct amdgpu_device *adev)
+{
+	/*Restore VGA render and enabled crtc, if has DCE engine*/
+	if (amdgpu_atombios_has_DCE_engine_info(adev)) {
+		u32 tmp;
+		int i;
+		int original_num_crtc = dce_virtual_v10_0_original_crtc_num(adev);
+
+		/*Disable crtc*/
+		for (i = 0; i < original_num_crtc; i++) {
+			if (adev->mode_info.save.crtc_enabled[i]) {
+				WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
+				tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
+				tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 1);
+				WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
+				WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
+			}
+		}
+
+		/* Unlock vga access */
+		WREG32(mmVGA_HDP_CONTROL, adev->mode_info.save.vga_hdp_control);
+		mdelay(1);
+		WREG32(mmVGA_RENDER_CONTROL, adev->mode_info.save.vga_render_control);
+	}
+}
+
 void dce_v10_0_set_vga_render_state(struct amdgpu_device *adev,
 				    bool render)
 {
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.h b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.h
index 77a732c..48f56f3 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.h
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.h
@@ -32,5 +32,7 @@ void dce_v10_0_stop_mc_access(struct amdgpu_device *adev,
 			      struct amdgpu_mode_mc_save *save);
 void dce_v10_0_resume_mc_access(struct amdgpu_device *adev,
 				struct amdgpu_mode_mc_save *save);
+void dce_virtual_v10_0_disable_vga_and_crtc(struct amdgpu_device *adev);
+void dce_virtual_v10_0_resume_vga_and_crtc(struct amdgpu_device *adev);
 bool dce_v10_0_is_display_hung(struct amdgpu_device *adev);
 #endif
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
index 2f08c8b..cf552ae 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c
@@ -651,6 +651,89 @@ void dce_v11_0_resume_mc_access(struct amdgpu_device *adev,
 	WREG32(mmVGA_RENDER_CONTROL, save->vga_render_control);
 }
 
+static int dce_virtual_v11_0_original_crtc_num(struct amdgpu_device *adev)
+{
+	int original_num_crtc = 0;
+
+	switch (adev->asic_type) {
+	case CHIP_CARRIZO:
+		original_num_crtc = 3;
+		break;
+	case CHIP_STONEY:
+		original_num_crtc = 2;
+		break;
+	case CHIP_POLARIS10:
+		original_num_crtc = 6;
+		break;
+	case CHIP_POLARIS11:
+		original_num_crtc = 5;
+		break;
+	default:
+		original_num_crtc = 0;
+	}
+	return original_num_crtc;
+}
+
+void dce_virtual_v11_0_disable_vga_and_crtc(struct amdgpu_device *adev)
+{
+	/*Disable VGA render and enabled crtc, if has DCE engine*/
+	if (amdgpu_atombios_has_DCE_engine_info(adev)) {
+		u32 tmp;
+		int crtc_enabled, i;
+		int original_num_crtc = dce_virtual_v11_0_original_crtc_num(adev);
+
+		adev->mode_info.save.vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
+		adev->mode_info.save.vga_hdp_control = RREG32(mmVGA_HDP_CONTROL);
+
+		/* Disable VGA render */
+		tmp = RREG32(mmVGA_RENDER_CONTROL);
+		tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
+		WREG32(mmVGA_RENDER_CONTROL, tmp);
+
+		/*Disable crtc*/
+		for (i = 0; i < original_num_crtc; i++) {
+			crtc_enabled = REG_GET_FIELD(RREG32(mmCRTC_CONTROL + crtc_offsets[i]),
+									 CRTC_CONTROL, CRTC_MASTER_EN);
+			if (crtc_enabled) {
+				WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
+				tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
+				tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 0);
+				WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
+				WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
+				adev->mode_info.save.crtc_enabled[i] = true;
+			} else {
+				adev->mode_info.save.crtc_enabled[i] = false;
+			}
+		}
+	}
+}
+
+void dce_virtual_v11_0_resume_vga_and_crtc(struct amdgpu_device *adev)
+{
+	/*Restore VGA render and enabled crtc, if has DCE engine*/
+	if (amdgpu_atombios_has_DCE_engine_info(adev)) {
+		u32 tmp;
+		int i;
+		int original_num_crtc = dce_virtual_v11_0_original_crtc_num(adev);
+
+		/*Disable crtc*/
+		for (i = 0; i < original_num_crtc; i++) {
+			if (adev->mode_info.save.crtc_enabled[i]) {
+				WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
+				tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
+				tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 1);
+				WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
+				WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
+			}
+		}
+
+		/* Unlock vga access */
+		WREG32(mmVGA_HDP_CONTROL, adev->mode_info.save.vga_hdp_control);
+		mdelay(1);
+		WREG32(mmVGA_RENDER_CONTROL, adev->mode_info.save.vga_render_control);
+	}
+}
+
 void dce_v11_0_set_vga_render_state(struct amdgpu_device *adev,
 				    bool render)
 {
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.h b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.h
index fa1884c..6a5e134 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.h
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.h
@@ -32,5 +32,7 @@ void dce_v11_0_stop_mc_access(struct amdgpu_device *adev,
 			      struct amdgpu_mode_mc_save *save);
 void dce_v11_0_resume_mc_access(struct amdgpu_device *adev,
 				struct amdgpu_mode_mc_save *save);
+void dce_virtual_v11_0_disable_vga_and_crtc(struct amdgpu_device *adev);
+void dce_virtual_v11_0_resume_vga_and_crtc(struct amdgpu_device *adev);
 bool dce_v11_0_is_display_hung(struct amdgpu_device *adev);
 #endif
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
index ca5fc06..da4307c 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
@@ -582,6 +582,88 @@ void dce_v8_0_resume_mc_access(struct amdgpu_device *adev,
 	WREG32(mmVGA_RENDER_CONTROL, save->vga_render_control);
 }
 
+static int dce_virtual_v8_0_original_crtc_num(struct amdgpu_device *adev)
+{
+	int original_num_crtc = 0;
+
+	switch (adev->asic_type) {
+	case CHIP_BONAIRE:
+	case CHIP_HAWAII:
+		original_num_crtc = 6;
+		break;
+	case CHIP_KAVERI:
+		original_num_crtc = 4;
+		break;
+	case CHIP_KABINI:
+	case CHIP_MULLINS:
+		original_num_crtc = 2;
+		break;
+	default:
+		original_num_crtc = 0;
+	}
+	return original_num_crtc;
+}
+
+void dce_virtual_v8_0_disable_vga_and_crtc(struct amdgpu_device *adev)
+{
+	/*Disable VGA render and enabled crtc, if has DCE engine*/
+	if (amdgpu_atombios_has_DCE_engine_info(adev)) {
+		u32 tmp;
+		int crtc_enabled, i;
+		int original_num_crtc = dce_virtual_v8_0_original_crtc_num(adev);
+
+		adev->mode_info.save.vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
+		adev->mode_info.save.vga_hdp_control = RREG32(mmVGA_HDP_CONTROL);
+
+		/* Disable VGA render */
+		tmp = RREG32(mmVGA_RENDER_CONTROL);
+		tmp = REG_SET_FIELD(tmp, VGA_RENDER_CONTROL, VGA_VSTATUS_CNTL, 0);
+		WREG32(mmVGA_RENDER_CONTROL, tmp);
+
+		/*Disable crtc*/
+		for (i = 0; i < original_num_crtc; i++) {
+			crtc_enabled = REG_GET_FIELD(RREG32(mmCRTC_CONTROL + crtc_offsets[i]),
+									 CRTC_CONTROL, CRTC_MASTER_EN);
+			if (crtc_enabled) {
+				WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
+				tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
+				tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 0);
+				WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
+				WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
+				adev->mode_info.save.crtc_enabled[i] = true;
+			} else {
+				adev->mode_info.save.crtc_enabled[i] = false;
+			}
+		}
+	}
+}
+
+void dce_virtual_v8_0_resume_vga_and_crtc(struct amdgpu_device *adev)
+{
+	/*Restore VGA render and enabled crtc, if has DCE engine*/
+	if (amdgpu_atombios_has_DCE_engine_info(adev)) {
+		u32 tmp;
+		int i;
+		int original_num_crtc = dce_virtual_v8_0_original_crtc_num(adev);
+
+		/*Disable crtc*/
+		for (i = 0; i < original_num_crtc; i++) {
+			if (adev->mode_info.save.crtc_enabled[i]) {
+				WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 1);
+				tmp = RREG32(mmCRTC_CONTROL + crtc_offsets[i]);
+				tmp = REG_SET_FIELD(tmp, CRTC_CONTROL, CRTC_MASTER_EN, 1);
+				WREG32(mmCRTC_CONTROL + crtc_offsets[i], tmp);
+				WREG32(mmCRTC_UPDATE_LOCK + crtc_offsets[i], 0);
+			}
+		}
+
+		/* Unlock vga access */
+		WREG32(mmVGA_HDP_CONTROL, adev->mode_info.save.vga_hdp_control);
+		mdelay(1);
+		WREG32(mmVGA_RENDER_CONTROL, adev->mode_info.save.vga_render_control);
+	}
+}
+
 void dce_v8_0_set_vga_render_state(struct amdgpu_device *adev,
 				   bool render)
 {
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.h b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.h
index 53f643c..464b564 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.h
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.h
@@ -32,5 +32,7 @@ void dce_v8_0_stop_mc_access(struct amdgpu_device *adev,
 			     struct amdgpu_mode_mc_save *save);
 void dce_v8_0_resume_mc_access(struct amdgpu_device *adev,
 			       struct amdgpu_mode_mc_save *save);
+void dce_virtual_v8_0_disable_vga_and_crtc(struct amdgpu_device *adev);
+void dce_virtual_v8_0_resume_vga_and_crtc(struct amdgpu_device *adev);
 bool dce_v8_0_is_display_hung(struct amdgpu_device *adev);
 #endif
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
index b77c85e..21a2e41 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c
@@ -25,11 +25,13 @@
 #include "amdgpu_pm.h"
 #include "amdgpu_i2c.h"
 #include "atom.h"
-#include "amdgpu_atombios.h"
-#include "atombios_crtc.h"
-#include "atombios_encoders.h"
 #include "amdgpu_pll.h"
 #include "amdgpu_connectors.h"
+#ifdef CONFIG_DRM_AMDGPU_CIK
+#include "dce_v8_0.h"
+#endif
+#include "dce_v10_0.h"
+#include "dce_v11_0.h"
 
 static void dce_virtual_set_display_funcs(struct amdgpu_device *adev);
 static void dce_virtual_set_irq_funcs(struct amdgpu_device *adev);
@@ -414,6 +416,7 @@ static int dce_virtual_sw_fini(void *handle)
 
 	drm_mode_config_cleanup(adev->ddev);
 	adev->mode_info.mode_config_initialized = false;
+	amdgpu_display_resume_vga_and_crtc(adev);
 	return 0;
 }
 
@@ -589,7 +592,8 @@ static void dce_virtual_encoder_add(struct amdgpu_device *adev,
 	DRM_INFO("[FM]encoder: %d is VIRTUAL\n", amdgpu_encoder->encoder_id);
 }
 
-static const struct amdgpu_display_funcs dce_virtual_display_funcs = {
+#ifdef CONFIG_DRM_AMDGPU_CIK
+static const struct amdgpu_display_funcs dce_virtual_v8_0_display_funcs = {
 	.set_vga_render_state = &dce_virtual_set_vga_render_state,
 	.bandwidth_update = &dce_virtual_bandwidth_update,
 	.vblank_get_counter = &dce_virtual_vblank_get_counter,
@@ -606,12 +610,81 @@ static const struct amdgpu_display_funcs dce_virtual_display_funcs = {
 	.add_connector = &amdgpu_connector_add,
 	.stop_mc_access = &dce_virtual_stop_mc_access,
 	.resume_mc_access = &dce_virtual_resume_mc_access,
+	.disable_vga_and_crtc = &dce_virtual_v8_0_disable_vga_and_crtc,
+	.resume_vga_and_crtc = &dce_virtual_v8_0_resume_vga_and_crtc,
+};
+#endif
+
+static const struct amdgpu_display_funcs dce_virtual_v10_0_display_funcs = {
+	.set_vga_render_state = &dce_virtual_set_vga_render_state,
+	.bandwidth_update = &dce_virtual_bandwidth_update,
+	.vblank_get_counter = &dce_virtual_vblank_get_counter,
+	.vblank_wait = &dce_virtual_vblank_wait,
+	.is_display_hung = &dce_virtual_is_display_hung,
+	.backlight_set_level = NULL,
+	.backlight_get_level = NULL,
+	.hpd_sense = &dce_virtual_hpd_sense,
+	.hpd_set_polarity = &dce_virtual_hpd_set_polarity,
+	.hpd_get_gpio_reg = &dce_virtual_hpd_get_gpio_reg,
+	.page_flip = &dce_virtual_page_flip,
+	.page_flip_get_scanoutpos = &dce_virtual_crtc_get_scanoutpos,
+	.add_encoder = &dce_virtual_encoder_add,
+	.add_connector = &amdgpu_connector_add,
+	.stop_mc_access = &dce_virtual_stop_mc_access,
+	.resume_mc_access = &dce_virtual_resume_mc_access,
+	.disable_vga_and_crtc = &dce_virtual_v10_0_disable_vga_and_crtc,
+	.resume_vga_and_crtc = &dce_virtual_v10_0_resume_vga_and_crtc,
+};
+
+static const struct amdgpu_display_funcs dce_virtual_v11_0_display_funcs = {
+	.set_vga_render_state = &dce_virtual_set_vga_render_state,
+	.bandwidth_update = &dce_virtual_bandwidth_update,
+	.vblank_get_counter = &dce_virtual_vblank_get_counter,
+	.vblank_wait = &dce_virtual_vblank_wait,
+	.is_display_hung = &dce_virtual_is_display_hung,
+	.backlight_set_level = NULL,
+	.backlight_get_level = NULL,
+	.hpd_sense = &dce_virtual_hpd_sense,
+	.hpd_set_polarity = &dce_virtual_hpd_set_polarity,
+	.hpd_get_gpio_reg = &dce_virtual_hpd_get_gpio_reg,
+	.page_flip = &dce_virtual_page_flip,
+	.page_flip_get_scanoutpos = &dce_virtual_crtc_get_scanoutpos,
+	.add_encoder = &dce_virtual_encoder_add,
+	.add_connector = &amdgpu_connector_add,
+	.stop_mc_access = &dce_virtual_stop_mc_access,
+	.resume_mc_access = &dce_virtual_resume_mc_access,
+	.disable_vga_and_crtc = &dce_virtual_v11_0_disable_vga_and_crtc,
+	.resume_vga_and_crtc = &dce_virtual_v11_0_resume_vga_and_crtc,
 };
 
 static void dce_virtual_set_display_funcs(struct amdgpu_device *adev)
 {
-	if (adev->mode_info.funcs == NULL)
-		adev->mode_info.funcs = &dce_virtual_display_funcs;
+	switch (adev->asic_type) {
+	case CHIP_BONAIRE:
+	case CHIP_HAWAII:
+	case CHIP_KAVERI:
+	case CHIP_KABINI:
+	case CHIP_MULLINS:
+#ifdef CONFIG_DRM_AMDGPU_CIK
+		if (adev->mode_info.funcs == NULL)
+			adev->mode_info.funcs = &dce_virtual_v8_0_display_funcs;
+#endif
+		break;
+	case CHIP_FIJI:
+	case CHIP_TONGA:
+		if (adev->mode_info.funcs == NULL)
+			adev->mode_info.funcs = &dce_virtual_v10_0_display_funcs;
+		break;
+	case CHIP_CARRIZO:
+	case CHIP_STONEY:
+	case CHIP_POLARIS11:
+	case CHIP_POLARIS10:
+		if (adev->mode_info.funcs == NULL)
+			adev->mode_info.funcs = &dce_virtual_v11_0_display_funcs;
+		break;
+	default:
+		DRM_ERROR("Usupported ASIC type: 0x%X\n", adev->asic_type);
+	}
 }
 
 static void dce_virtual_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev,
-- 
1.9.1



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