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drm/amdgpu/nbio2.3: don't use GPU_HDP_FLUSH bit 12

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It's used internally by firmware.  Using it in the driver
could conflict with firmware.

v2: squash in fix for navi1x (Alex)

Reviewed-by: James Zhu <James.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2021-10-08 10:23:38 -04:00
parent a0f9f85466
commit 369b7d04ba
3 changed files with 36 additions and 1 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

5
drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
View file

@ -1134,12 +1134,15 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
case IP_VERSION(2, 3, 0):
case IP_VERSION(2, 3, 1):
case IP_VERSION(2, 3, 2):
adev->nbio.funcs = &nbio_v2_3_funcs;
adev->nbio.hdp_flush_reg = &nbio_v2_3_hdp_flush_reg;
break;
case IP_VERSION(3, 3, 0):
case IP_VERSION(3, 3, 1):
case IP_VERSION(3, 3, 2):
case IP_VERSION(3, 3, 3):
adev->nbio.funcs = &nbio_v2_3_funcs;
adev->nbio.hdp_flush_reg = &nbio_v2_3_hdp_flush_reg;
adev->nbio.hdp_flush_reg = &nbio_v2_3_hdp_flush_reg_sc;
break;
default:
break;

31
drivers/gpu/drm/amd/amdgpu/nbio_v2_3.c
View file

@ -53,6 +53,16 @@
#define smnPCIE_LC_LINK_WIDTH_CNTL 0x11140288
#define GPU_HDP_FLUSH_DONE__RSVD_ENG0_MASK 0x00001000L /* Don't use. Firmware uses this bit internally */
#define GPU_HDP_FLUSH_DONE__RSVD_ENG1_MASK 0x00002000L
#define GPU_HDP_FLUSH_DONE__RSVD_ENG2_MASK 0x00004000L
#define GPU_HDP_FLUSH_DONE__RSVD_ENG3_MASK 0x00008000L
#define GPU_HDP_FLUSH_DONE__RSVD_ENG4_MASK 0x00010000L
#define GPU_HDP_FLUSH_DONE__RSVD_ENG5_MASK 0x00020000L
#define GPU_HDP_FLUSH_DONE__RSVD_ENG6_MASK 0x00040000L
#define GPU_HDP_FLUSH_DONE__RSVD_ENG7_MASK 0x00080000L
#define GPU_HDP_FLUSH_DONE__RSVD_ENG8_MASK 0x00100000L
static void nbio_v2_3_remap_hdp_registers(struct amdgpu_device *adev)
{
WREG32_SOC15(NBIO, 0, mmREMAP_HDP_MEM_FLUSH_CNTL,
@ -318,6 +328,27 @@ const struct nbio_hdp_flush_reg nbio_v2_3_hdp_flush_reg = {
.ref_and_mask_sdma1 = BIF_BX_PF_GPU_HDP_FLUSH_DONE__SDMA1_MASK,
};
const struct nbio_hdp_flush_reg nbio_v2_3_hdp_flush_reg_sc = {
.ref_and_mask_cp0 = BIF_BX_PF_GPU_HDP_FLUSH_DONE__CP0_MASK,
.ref_and_mask_cp1 = BIF_BX_PF_GPU_HDP_FLUSH_DONE__CP1_MASK,
.ref_and_mask_cp2 = BIF_BX_PF_GPU_HDP_FLUSH_DONE__CP2_MASK,
.ref_and_mask_cp3 = BIF_BX_PF_GPU_HDP_FLUSH_DONE__CP3_MASK,
.ref_and_mask_cp4 = BIF_BX_PF_GPU_HDP_FLUSH_DONE__CP4_MASK,
.ref_and_mask_cp5 = BIF_BX_PF_GPU_HDP_FLUSH_DONE__CP5_MASK,
.ref_and_mask_cp6 = BIF_BX_PF_GPU_HDP_FLUSH_DONE__CP6_MASK,
.ref_and_mask_cp7 = BIF_BX_PF_GPU_HDP_FLUSH_DONE__CP7_MASK,
.ref_and_mask_cp8 = BIF_BX_PF_GPU_HDP_FLUSH_DONE__CP8_MASK,
.ref_and_mask_cp9 = BIF_BX_PF_GPU_HDP_FLUSH_DONE__CP9_MASK,
.ref_and_mask_sdma0 = GPU_HDP_FLUSH_DONE__RSVD_ENG1_MASK,
.ref_and_mask_sdma1 = GPU_HDP_FLUSH_DONE__RSVD_ENG2_MASK,
.ref_and_mask_sdma2 = GPU_HDP_FLUSH_DONE__RSVD_ENG3_MASK,
.ref_and_mask_sdma3 = GPU_HDP_FLUSH_DONE__RSVD_ENG4_MASK,
.ref_and_mask_sdma4 = GPU_HDP_FLUSH_DONE__RSVD_ENG5_MASK,
.ref_and_mask_sdma5 = GPU_HDP_FLUSH_DONE__RSVD_ENG6_MASK,
.ref_and_mask_sdma6 = GPU_HDP_FLUSH_DONE__RSVD_ENG7_MASK,
.ref_and_mask_sdma7 = GPU_HDP_FLUSH_DONE__RSVD_ENG8_MASK,
};
static void nbio_v2_3_init_registers(struct amdgpu_device *adev)
{
uint32_t def, data;

1
drivers/gpu/drm/amd/amdgpu/nbio_v2_3.h
View file

@ -27,6 +27,7 @@
#include "soc15_common.h"
extern const struct nbio_hdp_flush_reg nbio_v2_3_hdp_flush_reg;
extern const struct nbio_hdp_flush_reg nbio_v2_3_hdp_flush_reg_sc;
extern const struct amdgpu_nbio_funcs nbio_v2_3_funcs;
#endif