From: Mukul Joshi <mukul.joshi@amd.com>
To: amd-gfx@lists.freedesktop.org
Cc: alexander.deucher@amd.com, Mukul Joshi <mukul.joshi@amd.com>,
joseph.greathouse@amd.com
Subject: [PATCH] drm/amdgpu: Query correct register for DF hashing on Aldebaran
Date: Tue, 18 May 2021 15:51:23 -0400 [thread overview]
Message-ID: <20210518195123.5272-1-mukul.joshi@amd.com> (raw)
For Aldebaran, driver needs to query DramMegaBaseAddress to
check if DF hashing is enabled.
Signed-off-by: Mukul Joshi <mukul.joshi@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
---
drivers/gpu/drm/amd/amdgpu/df_v3_6.c | 9 +++++----
drivers/gpu/drm/amd/include/asic_reg/df/df_3_6_offset.h | 3 +++
2 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/df_v3_6.c b/drivers/gpu/drm/amd/amdgpu/df_v3_6.c
index 36ba229576d8..14514a145c17 100644
--- a/drivers/gpu/drm/amd/amdgpu/df_v3_6.c
+++ b/drivers/gpu/drm/amd/amdgpu/df_v3_6.c
@@ -277,13 +277,14 @@ static u32 df_v3_6_get_fb_channel_number(struct amdgpu_device *adev)
{
u32 tmp;
- tmp = RREG32_SOC15(DF, 0, mmDF_CS_UMC_AON0_DramBaseAddress0);
- if (adev->asic_type == CHIP_ALDEBARAN)
+ if (adev->asic_type == CHIP_ALDEBARAN) {
+ tmp = RREG32_SOC15(DF, 0, mmDF_GCM_AON0_DramMegaBaseAddress0);
tmp &=
ALDEBARAN_DF_CS_UMC_AON0_DramBaseAddress0__IntLvNumChan_MASK;
- else
+ } else {
+ tmp = RREG32_SOC15(DF, 0, mmDF_CS_UMC_AON0_DramBaseAddress0);
tmp &= DF_CS_UMC_AON0_DramBaseAddress0__IntLvNumChan_MASK;
-
+ }
tmp >>= DF_CS_UMC_AON0_DramBaseAddress0__IntLvNumChan__SHIFT;
return tmp;
diff --git a/drivers/gpu/drm/amd/include/asic_reg/df/df_3_6_offset.h b/drivers/gpu/drm/amd/include/asic_reg/df/df_3_6_offset.h
index bb2c9c7a18df..bd37aa6b6560 100644
--- a/drivers/gpu/drm/amd/include/asic_reg/df/df_3_6_offset.h
+++ b/drivers/gpu/drm/amd/include/asic_reg/df/df_3_6_offset.h
@@ -33,6 +33,9 @@
#define mmDF_CS_UMC_AON0_DramBaseAddress0 0x0044
#define mmDF_CS_UMC_AON0_DramBaseAddress0_BASE_IDX 0
+#define mmDF_GCM_AON0_DramMegaBaseAddress0 0x0064
+#define mmDF_GCM_AON0_DramMegaBaseAddress0_BASE_IDX 0
+
#define smnPerfMonCtlLo0 0x01d440UL
#define smnPerfMonCtlHi0 0x01d444UL
#define smnPerfMonCtlLo1 0x01d450UL
--
2.17.1
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
reply other threads:[~2021-05-18 19:51 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210518195123.5272-1-mukul.joshi@amd.com \
--to=mukul.joshi@amd.com \
--cc=alexander.deucher@amd.com \
--cc=amd-gfx@lists.freedesktop.org \
--cc=joseph.greathouse@amd.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.