---
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 17 +++++++------
drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c | 17 ++++++++++++-
drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c | 17 ++++++++++++-
drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 17 ++++++++++++-
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 42 ++++++++++++++++++++++++++++++++-
5 files changed, 99 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index ab73300e..0555821 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1441,12 +1441,14 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
return r;
}
- r = amdgpu_bo_create_kernel(adev, adev->gmc.stolen_size, PAGE_SIZE,
- AMDGPU_GEM_DOMAIN_VRAM,
- &adev->stolen_vga_memory,
- NULL, NULL);
- if (r)
- return r;
+ if (adev->gmc.stolen_size) {
+ r = amdgpu_bo_create_kernel(adev, adev->gmc.stolen_size,
PAGE_SIZE,
+ AMDGPU_GEM_DOMAIN_VRAM,
+ &adev->stolen_vga_memory,
+ NULL, NULL);
+ if (r)
+ return r;
+ }
DRM_INFO("amdgpu: %uM of VRAM memory ready\n",
(unsigned) (adev->gmc.real_vram_size / (1024 * 1024)));
@@ -1521,7 +1523,8 @@ void amdgpu_ttm_fini(struct amdgpu_device *adev)
return;
amdgpu_ttm_debugfs_fini(adev);
- amdgpu_bo_free_kernel(&adev->stolen_vga_memory, NULL, NULL);
+ if (adev->gmc.stolen_size)
+ amdgpu_bo_free_kernel(&adev->stolen_vga_memory, NULL, NULL);
amdgpu_ttm_fw_reserve_vram_fini(adev);
if (adev->mman.aper_base_kaddr)
iounmap(adev->mman.aper_base_kaddr);
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
index 5617cf6..63f0b65 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
@@ -825,6 +825,21 @@ static int gmc_v6_0_late_init(void *handle)
return 0;
}
+static unsigned gmc_v6_0_get_vbios_fb_size(struct amdgpu_device *adev)
+{
+ u32 d1vga_control = RREG32(mmD1VGA_CONTROL);
+
+ if (REG_GET_FIELD(d1vga_control, D1VGA_CONTROL, D1VGA_MODE_ENABLE)) {
+ return 9 * 1024 * 1024; /* reserve 8MB for vga emulator and 1
MB for FB */
+ } else {
+ u32 viewport = RREG32(mmVIEWPORT_SIZE);
+ unsigned size = (REG_GET_FIELD(viewport, VIEWPORT_SIZE,
VIEWPORT_HEIGHT) *
+ REG_GET_FIELD(viewport, VIEWPORT_SIZE,
VIEWPORT_WIDTH) *
+ 4);
+ return size;
+ }
+}
+
static int gmc_v6_0_sw_init(void *handle)
{
int r;
@@ -851,7 +866,7 @@ static int gmc_v6_0_sw_init(void *handle)
adev->gmc.mc_mask = 0xffffffffffULL;
- adev->gmc.stolen_size = 256 * 1024;
+ adev->gmc.stolen_size = gmc_v6_0_get_vbios_fb_size(adev);
adev->need_dma32 = false;
dma_bits = adev->need_dma32 ? 32 : 40;
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
index 80054f3..2deb5c9 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
@@ -964,6 +964,21 @@ static int gmc_v7_0_late_init(void *handle)
return 0;
}
+static unsigned gmc_v7_0_get_vbios_fb_size(struct amdgpu_device *adev)
+{
+ u32 d1vga_control = RREG32(mmD1VGA_CONTROL);
+
+ if (REG_GET_FIELD(d1vga_control, D1VGA_CONTROL, D1VGA_MODE_ENABLE)) {
+ return 9 * 1024 * 1024; /* reserve 8MB for vga emulator and 1
MB for FB */
+ } else {
+ u32 viewport = RREG32(mmVIEWPORT_SIZE);
+ unsigned size = (REG_GET_FIELD(viewport, VIEWPORT_SIZE,
VIEWPORT_HEIGHT) *
+ REG_GET_FIELD(viewport, VIEWPORT_SIZE,
VIEWPORT_WIDTH) *
+ 4);
+ return size;
+ }
+}
+
static int gmc_v7_0_sw_init(void *handle)
{
int r;
@@ -998,7 +1013,7 @@ static int gmc_v7_0_sw_init(void *handle)
*/
adev->gmc.mc_mask = 0xffffffffffULL; /* 40 bit MC */
- adev->gmc.stolen_size = 256 * 1024;
+ adev->gmc.stolen_size = gmc_v7_0_get_vbios_fb_size(adev);
/* set DMA mask + need_dma32 flags.
* PCIE - can handle 40-bits.
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
index d71d4cb..04b00df 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
@@ -1055,6 +1055,21 @@ static int gmc_v8_0_late_init(void *handle)
return 0;
}
+static unsigned gmc_v8_0_get_vbios_fb_size(struct amdgpu_device *adev)
+{
+ u32 d1vga_control = RREG32(mmD1VGA_CONTROL);
+
+ if (REG_GET_FIELD(d1vga_control, D1VGA_CONTROL, D1VGA_MODE_ENABLE)) {
+ return 9 * 1024 * 1024; /* reserve 8MB for vga emulator and 1
MB for FB */
+ } else {
+ u32 viewport = RREG32(mmVIEWPORT_SIZE);
+ unsigned size = (REG_GET_FIELD(viewport, VIEWPORT_SIZE,
VIEWPORT_HEIGHT) *
+ REG_GET_FIELD(viewport, VIEWPORT_SIZE,
VIEWPORT_WIDTH) *
+ 4);
+ return size;
+ }
+}
+
#define mmMC_SEQ_MISC0_FIJI 0xA71
static int gmc_v8_0_sw_init(void *handle)
@@ -1096,7 +1111,7 @@ static int gmc_v8_0_sw_init(void *handle)
*/
adev->gmc.mc_mask = 0xffffffffffULL; /* 40 bit MC */
- adev->gmc.stolen_size = 256 * 1024;
+ adev->gmc.stolen_size = gmc_v8_0_get_vbios_fb_size(adev);
/* set DMA mask + need_dma32 flags.
* PCIE - can handle 40-bits.
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 070946e..252a6c69 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -793,6 +793,46 @@ static int gmc_v9_0_gart_init(struct amdgpu_device *adev)
return amdgpu_gart_table_vram_alloc(adev);
}
+#define mmHUBP0_DCSURF_PRI_VIEWPORT_DIMENSION
0x055d
+#define mmHUBP0_DCSURF_PRI_VIEWPORT_DIMENSION_BASE_IDX
2
+#define HUBP0_DCSURF_PRI_VIEWPORT_DIMENSION__PRI_VIEWPORT_WIDTH__SHIFT
0x0
+#define HUBP0_DCSURF_PRI_VIEWPORT_DIMENSION__PRI_VIEWPORT_HEIGHT__SHIFT
0x10
+#define HUBP0_DCSURF_PRI_VIEWPORT_DIMENSION__PRI_VIEWPORT_WIDTH_MASK
0x00003FFFL
+#define HUBP0_DCSURF_PRI_VIEWPORT_DIMENSION__PRI_VIEWPORT_HEIGHT_MASK
0x3FFF0000L
+
+static unsigned gmc_v9_0_get_vbios_fb_size(struct amdgpu_device *adev)
+{
+ u32 d1vga_control = RREG32_SOC15(DCE, 0, mmD1VGA_CONTROL);
+
+ if (REG_GET_FIELD(d1vga_control, D1VGA_CONTROL, D1VGA_MODE_ENABLE)) {
+ return 9 * 1024 * 1024; /* reserve 8MB for vga emulator and 1
MB for FB */
+ } else {
+ u32 viewport;
+ unsigned size;
+
+ switch (adev->asic_type) {
+ case CHIP_RAVEN:
+ viewport = RREG32_SOC15(DCE, 0,
mmHUBP0_DCSURF_PRI_VIEWPORT_DIMENSION);
+ size = (REG_GET_FIELD(viewport,
+
HUBP0_DCSURF_PRI_VIEWPORT_DIMENSION, PRI_VIEWPORT_HEIGHT) *
+ REG_GET_FIELD(viewport,
+
HUBP0_DCSURF_PRI_VIEWPORT_DIMENSION, PRI_VIEWPORT_WIDTH) *
+ 4);
+ break;
+ case CHIP_VEGA10:
+ case CHIP_VEGA12:
+ default:
+ viewport = RREG32_SOC15(DCE, 0, mmSCL0_VIEWPORT_SIZE);
+ size = (REG_GET_FIELD(viewport, SCL0_VIEWPORT_SIZE,
VIEWPORT_HEIGHT) *
+ REG_GET_FIELD(viewport, SCL0_VIEWPORT_SIZE,
VIEWPORT_WIDTH) *
+ 4);
+ break;
+ }
+
+ return size;
+ }
+}
+
static int gmc_v9_0_sw_init(void *handle)
{
int r;
@@ -848,7 +888,7 @@ static int gmc_v9_0_sw_init(void *handle)
* It needs to reserve 8M stolen memory for vega10
* TODO: Figure out how to avoid that...
*/
- adev->gmc.stolen_size = 8 * 1024 * 1024;
+ adev->gmc.stolen_size = gmc_v9_0_get_vbios_fb_size(adev);
/* set DMA mask + need_dma32 flags.
* PCIE - can handle 44-bits.
--
2.7.4