[AMD Public Use]
Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Regards,
Hawking
-----Original Message-----
From: Gao, Likun <Likun.Gao@xxxxxxx>
Sent: Thursday, October 22, 2020 00:55
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: Zhang, Hawking <Hawking.Zhang@xxxxxxx>; Gao, Likun <Likun.Gao@xxxxxxx>
Subject: [PATCH] drm/amdgpu: correct the cu and rb info for sienna cichlid
From: Likun Gao <Likun.Gao@xxxxxxx>
Skip disabled sa to correct the cu_info and active_rbs for sienna cichlid.
Signed-off-by: Likun Gao <Likun.Gao@xxxxxxx>
Change-Id: I271682e11f3472cb5ba882e04329976059e06a13
---
drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index 402fe623c5d8..49ce4aaa2bac 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -4579,12 +4579,17 @@ static void gfx_v10_0_setup_rb(struct amdgpu_device *adev)
int i, j;
u32 data;
u32 active_rbs = 0;
+ u32 bitmap;
u32 rb_bitmap_width_per_sh = adev->gfx.config.max_backends_per_se /
adev->gfx.config.max_sh_per_se;
mutex_lock(&adev->grbm_idx_mutex);
for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
+ bitmap = i * adev->gfx.config.max_sh_per_se + j;
+ if ((adev->asic_type == CHIP_SIENNA_CICHLID) &&
+ ((gfx_v10_3_get_disabled_sa(adev) >> bitmap) & 1))
+ continue;
gfx_v10_0_select_se_sh(adev, i, j, 0xffffffff);
data = gfx_v10_0_get_rb_active_bitmap(adev);
active_rbs |= data << ((i * adev->gfx.config.max_sh_per_se + j) * @@ -8829,6 +8834,10 @@ static int gfx_v10_0_get_cu_info(struct amdgpu_device *adev,
mutex_lock(&adev->grbm_idx_mutex);
for (i = 0; i < adev->gfx.config.max_shader_engines; i++) {
for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) {
+ bitmap = i * adev->gfx.config.max_sh_per_se + j;
+ if ((adev->asic_type == CHIP_SIENNA_CICHLID) &&
+ ((gfx_v10_3_get_disabled_sa(adev) >> bitmap) & 1))
+ continue;
mask = 1;
ao_bitmap = 0;
counter = 0;
--
2.25.1
_______________________________________________
amd-gfx mailing list
amd-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
