Commit 194bcf35 authored by Tianci.Yin's avatar Tianci.Yin Committed by Alex Deucher

drm/amdgpu: disable 3D pipe 1 on Navi1x

[why]
CP firmware decide to skip setting the state for 3D pipe 1 for Navi1x as there
is no use case.

[how]
Disable 3D pipe 1 on Navi1x.
Reviewed-by: default avatarFeifei Xu <Feifei.Xu@amd.com>
Reviewed-by: default avatarMonk Liu <monk.liu@amd.com>
Signed-off-by: default avatarTianci.Yin <tianci.yin@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent 2ab7e274
......@@ -52,7 +52,7 @@
* 1. Primary ring
* 2. Async ring
*/
#define GFX10_NUM_GFX_RINGS 2
#define GFX10_NUM_GFX_RINGS_NV1X 1
#define GFX10_MEC_HPD_SIZE 2048
#define F32_CE_PROGRAM_RAM_SIZE 65536
......@@ -1304,7 +1304,7 @@ static int gfx_v10_0_sw_init(void *handle)
case CHIP_NAVI14:
case CHIP_NAVI12:
adev->gfx.me.num_me = 1;
adev->gfx.me.num_pipe_per_me = 2;
adev->gfx.me.num_pipe_per_me = 1;
adev->gfx.me.num_queue_per_pipe = 1;
adev->gfx.mec.num_mec = 2;
adev->gfx.mec.num_pipe_per_mec = 4;
......@@ -2710,6 +2710,8 @@ static int gfx_v10_0_cp_gfx_start(struct amdgpu_device *adev)
amdgpu_ring_commit(ring);
/* submit cs packet to copy state 0 to next available state */
if (adev->gfx.num_gfx_rings > 1) {
/* maximum supported gfx ring is 2 */
ring = &adev->gfx.gfx_ring[1];
r = amdgpu_ring_alloc(ring, 2);
if (r) {
......@@ -2721,7 +2723,7 @@ static int gfx_v10_0_cp_gfx_start(struct amdgpu_device *adev)
amdgpu_ring_write(ring, 0);
amdgpu_ring_commit(ring);
}
return 0;
}
......@@ -2818,8 +2820,10 @@ static int gfx_v10_0_cp_gfx_resume(struct amdgpu_device *adev)
mutex_unlock(&adev->srbm_mutex);
/* Init gfx ring 1 for pipe 1 */
if (adev->gfx.num_gfx_rings > 1) {
mutex_lock(&adev->srbm_mutex);
gfx_v10_0_cp_gfx_switch_pipe(adev, PIPE_ID1);
/* maximum supported gfx ring is 2 */
ring = &adev->gfx.gfx_ring[1];
rb_bufsz = order_base_2(ring->ring_size / 8);
tmp = REG_SET_FIELD(0, CP_RB1_CNTL, RB_BUFSZ, rb_bufsz);
......@@ -2850,7 +2854,7 @@ static int gfx_v10_0_cp_gfx_resume(struct amdgpu_device *adev)
gfx_v10_0_cp_gfx_set_doorbell(adev, ring);
mutex_unlock(&adev->srbm_mutex);
}
/* Switch to pipe 0 */
mutex_lock(&adev->srbm_mutex);
gfx_v10_0_cp_gfx_switch_pipe(adev, PIPE_ID0);
......@@ -3967,7 +3971,8 @@ static int gfx_v10_0_early_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
adev->gfx.num_gfx_rings = GFX10_NUM_GFX_RINGS;
adev->gfx.num_gfx_rings = GFX10_NUM_GFX_RINGS_NV1X;
adev->gfx.num_compute_rings = AMDGPU_MAX_COMPUTE_RINGS;
gfx_v10_0_set_kiq_pm4_funcs(adev);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment