From: "Christian König" <christian.koenig@amd.com>
To: Sudheesh Mavila <sudheesh.mavila@amd.com>,
evan.quan@amd.com, alexander.deucher@amd.com, airlied@linux.ie,
daniel@ffwll.ch, nicholas.kazlauskas@amd.com,
zhengbin13@huawei.com, yanaijie@huawei.com, tom.stdenis@amd.com,
amd-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org,
dri-devel@lists.freedesktop.org
Subject: Re: [PATCH v1 ] drm/amd/pm: Removed fixed clock in auto mode DPM
Date: Tue, 15 Sep 2020 09:45:16 +0200 [thread overview]
Message-ID: <888285ed-62e9-53d7-7fde-e40ac64bc5a4@amd.com> (raw)
In-Reply-To: <20200915071820.76620-1-sudheesh.mavila@amd.com>
Am 15.09.20 um 09:18 schrieb Sudheesh Mavila:
> SMU10_UMD_PSTATE_PEAK_FCLK value should not be used to set the DPM.
>
> Change suggested by Evan.Quan@amd.com
Can't say much about the change itself, but the Commit message is
indented and the indentation in the code doesn't look consistent either.
Christian.
>
> Signed-off-by: Sudheesh Mavila <sudheesh.mavila@amd.com>
> ---
> drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c | 10 ++++++----
> 1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
> index c9cfe90a2947..081cb9b1b7c8 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
> @@ -566,6 +566,8 @@ static int smu10_dpm_force_dpm_level(struct pp_hwmgr *hwmgr,
> struct smu10_hwmgr *data = hwmgr->backend;
> uint32_t min_sclk = hwmgr->display_config->min_core_set_clock;
> uint32_t min_mclk = hwmgr->display_config->min_mem_set_clock/100;
> + uint32_t index_fclk = data->clock_vol_info.vdd_dep_on_fclk->count - 1;
> + uint32_t index_socclk = data->clock_vol_info.vdd_dep_on_socclk->count - 1;
>
> if (hwmgr->smu_version < 0x1E3700) {
> pr_info("smu firmware version too old, can not set dpm level\n");
> @@ -679,13 +681,13 @@ static int smu10_dpm_force_dpm_level(struct pp_hwmgr *hwmgr,
> smum_send_msg_to_smc_with_parameter(hwmgr,
> PPSMC_MSG_SetHardMinFclkByFreq,
> hwmgr->display_config->num_display > 3 ?
> - SMU10_UMD_PSTATE_PEAK_FCLK :
> + data->clock_vol_info.vdd_dep_on_fclk->entries[0].clk :
> min_mclk,
> NULL);
>
> smum_send_msg_to_smc_with_parameter(hwmgr,
> PPSMC_MSG_SetHardMinSocclkByFreq,
> - SMU10_UMD_PSTATE_MIN_SOCCLK,
> + data->clock_vol_info.vdd_dep_on_socclk->entries[0].clk,
> NULL);
> smum_send_msg_to_smc_with_parameter(hwmgr,
> PPSMC_MSG_SetHardMinVcn,
> @@ -698,11 +700,11 @@ static int smu10_dpm_force_dpm_level(struct pp_hwmgr *hwmgr,
> NULL);
> smum_send_msg_to_smc_with_parameter(hwmgr,
> PPSMC_MSG_SetSoftMaxFclkByFreq,
> - SMU10_UMD_PSTATE_PEAK_FCLK,
> + data->clock_vol_info.vdd_dep_on_fclk->entries[index_fclk].clk,
> NULL);
> smum_send_msg_to_smc_with_parameter(hwmgr,
> PPSMC_MSG_SetSoftMaxSocclkByFreq,
> - SMU10_UMD_PSTATE_PEAK_SOCCLK,
> + data->clock_vol_info.vdd_dep_on_socclk->entries[index_socclk].clk,
> NULL);
> smum_send_msg_to_smc_with_parameter(hwmgr,
> PPSMC_MSG_SetSoftMaxVcn,
next prev parent reply other threads:[~2020-09-15 7:47 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-15 7:18 Sudheesh Mavila
2020-09-15 7:45 ` Christian König [this message]
2020-09-21 19:55 ` Alex Deucher
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