[PATCH] drm/amd/powerplay: issue BTC on Navi during SMU setup

[Feng, Kenneth]

Reviewed-by: Kenneth Feng <kenneth.feng at amd.com>


-----Original Message-----
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> On Behalf Of Evan Quan
Sent: Tuesday, November 12, 2019 2:37 PM
To: amd-gfx at lists.freedesktop.org
Cc: Quan, Evan <Evan.Quan at amd.com>
Subject: [PATCH] drm/amd/powerplay: issue BTC on Navi during SMU setup

[CAUTION: External Email]

RunBTC is added for Navi ASIC on hardware setup.

Change-Id: I1c04b481ed14d5f12c20b7b0d592b62a65889e4a
Signed-off-by: Evan Quan <evan.quan at amd.com>
---
 drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index 010be21bee5b..433acb0f459d 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -1652,6 +1652,16 @@ static int navi10_update_pcie_parameters(struct smu_context *smu,
        return ret;
 }

+static int navi10_run_btc(struct smu_context *smu) {
+       int ret = 0;
+
+       ret = smu_send_smc_msg(smu, SMU_MSG_RunBtc);
+       if (ret)
+               pr_err("RunBtc failed!\n");
+
+       return ret;
+}

 static const struct pptable_funcs navi10_ppt_funcs = {
        .tables_init = navi10_tables_init, @@ -1741,6 +1751,7 @@ static const struct pptable_funcs navi10_ppt_funcs = {
        .get_dpm_ultimate_freq = smu_v11_0_get_dpm_ultimate_freq,
        .set_soft_freq_limited_range = smu_v11_0_set_soft_freq_limited_range,
        .override_pcie_parameters = smu_v11_0_override_pcie_parameters,
+       .run_btc = navi10_run_btc,
 };

 void navi10_set_ppt_funcs(struct smu_context *smu)
--
2.24.0

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