[PATCH 6.7 524/713] drm/amd/pm: Fix esm reg mask use to get pcie speed

Sasha Levin
2024-03-24T22:56:01Z

From: Asad Kamal <asad.kamal@amd.com>

[ Upstream commit b485b899e5b8f83723833feca30a1a1e3df778df ]

Fix mask used for esm ctrl register to get pcie link
speed on smu_v11_0_3, smu_v13_0_2 & smu_v13_0_6

Fixes: 511a95552ec8 ("drm/amd/pm: Add SMU 13.0.6 support")
Fixes: c05d1c401572 ("drm/amd/swsmu: add aldebaran smu13 ip support (v3)")
Fixes: f1c378593153 ("drm/amd/powerplay: add Arcturus support for gpu metrics export")
Signed-off-by: Asad Kamal <asad.kamal@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Le Ma <le.ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c | 4 ++--
drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c | 4 ++--
drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c | 4 ++--
3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
index b9c5398cb986c..294a890beceb4 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c
@@ -2272,8 +2272,8 @@ static uint16_t arcturus_get_current_pcie_link_speed(struct smu_context *smu)

/* TODO: confirm this on real target */
esm_ctrl = RREG32_PCIE(smnPCIE_ESM_CTRL);
- if ((esm_ctrl >> 15) & 0x1FFFF)
- return (uint16_t)(((esm_ctrl >> 8) & 0x3F) + 128);
+ if ((esm_ctrl >> 15) & 0x1)
+ return (uint16_t)(((esm_ctrl >> 8) & 0x7F) + 128);

return smu_v11_0_get_current_pcie_link_speed(smu);
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
index f1440869d1ce0..e3579a8fd7fcf 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
@@ -1683,8 +1683,8 @@ static int aldebaran_get_current_pcie_link_speed(struct smu_context *smu)

/* TODO: confirm this on real target */
esm_ctrl = RREG32_PCIE(smnPCIE_ESM_CTRL);
- if ((esm_ctrl >> 15) & 0x1FFFF)
- return (((esm_ctrl >> 8) & 0x3F) + 128);
+ if ((esm_ctrl >> 15) & 0x1)
+ return (((esm_ctrl >> 8) & 0x7F) + 128);

return smu_v13_0_get_current_pcie_link_speed(smu);
}
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
index 8cd2b8cc3d58a..58f63b7a72cd9 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
@@ -2016,8 +2016,8 @@ static int smu_v13_0_6_get_current_pcie_link_speed(struct smu_context *smu)

/* TODO: confirm this on real target */
esm_ctrl = RREG32_PCIE(smnPCIE_ESM_CTRL);
- if ((esm_ctrl >> 15) & 0x1FFFF)
- return (((esm_ctrl >> 8) & 0x3F) + 128);
+ if ((esm_ctrl >> 15) & 0x1)
+ return (((esm_ctrl >> 8) & 0x7F) + 128);

speed_level = (RREG32_PCIE(smnPCIE_LC_SPEED_CNTL) &
PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE_MASK)
--
2.43.0