From 9c5f8de6ef36df33e655039fb9392b0ee7203d30 Mon Sep 17 00:00:00 2001
From: Rex Zhu <Rex.Zhu@amd.com>
Date: Tue, 8 Dec 2015 14:31:13 +0800
Subject: [PATCH] drm/amd/powerplay: display gpu load when print performance
for tonga.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
---
drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
index a9fb42a4f24b..49f8af515d73 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
@@ -5148,7 +5148,9 @@ static int tonga_get_pp_table_entry(struct pp_hwmgr *hwmgr,
static void
tonga_print_current_perforce_level(struct pp_hwmgr *hwmgr, struct seq_file *m)
{
- uint32_t sclk, mclk;
+ uint32_t sclk, mclk, active_percent;
+ uint32_t offset;
+ struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend);
smum_send_msg_to_smc(hwmgr->smumgr, (PPSMC_Msg)(PPSMC_MSG_API_GetSclkFrequency));
@@ -5158,6 +5160,15 @@ tonga_print_current_perforce_level(struct pp_hwmgr *hwmgr, struct seq_file *m)
mclk = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0);
seq_printf(m, "\n [ mclk ]: %u MHz\n\n [ sclk ]: %u MHz\n", mclk/100, sclk/100);
+
+
+ offset = data->soft_regs_start + offsetof(SMU72_SoftRegisters, AverageGraphicsActivity);
+ active_percent = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, offset);
+ active_percent += 80;
+ active_percent >>= 8;
+
+ seq_printf(m, "\n [GPU load]: %u%%\n\n", active_percent > 100 ? 100 : active_percent);
+
}
static int tonga_find_dpm_states_clocks_in_dpm_table(struct pp_hwmgr *hwmgr, const void *input)
--
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