From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DEFF627F4CB; Tue, 27 May 2025 16:56:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748365004; cv=none; b=Hkfw70WyrUqCvo0fu4/X825iPbV9fcGZTwF8VcknGLkdtgqZKj4xgBQ/+axcHHA0xTPALvTFcI5LAhgGmdb66mL5suVgAZgVSPWjgl3V+SHq1LJOFiUYXRDgrd08XyEZg7PGIM0ZcBZ1WGwyoTTvSNZITkzpK5IzoBfJsOrz3hE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748365004; c=relaxed/simple; bh=oRiMdiZ9mGEWj5K/Pant1s6cEg9bI6+al1nRe22DoiA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=sdr+9exRTbvodpDKRHDwVSHfSDUbbH9szzwjXLBUY9zqQlHz5JtIeX8NhyHlNlOpZLJXnWgqHGT72lPZIKs66J28v/18ZvLLwM2C/8xd4VIyF/WTQFzViAUWlXMoHOsuv9Qlly6s9B1cuUSuwjcnoQAbpadNgV9PdZGtMC8b4NE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=fjRaZftu; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="fjRaZftu" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 58E44C4CEE9; Tue, 27 May 2025 16:56:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1748365003; bh=oRiMdiZ9mGEWj5K/Pant1s6cEg9bI6+al1nRe22DoiA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fjRaZftukjdZtysIku7jq+v4XYBi8vVK5pifTEk/2ksVAb0dbFJuw4BBv/TFxqbC2 Ooif9V7n9vzRgEWvfRlIo6vU4+UkY8SaZ2hyBGlQlQM8Gnumlejuj3e2D5e3kC4reM LvPiJAMk7rdpnHOYHJ7H6CeffyO/L/eCCn8Cn7fc= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Aric Cyr , Dillon Varone , Wayne Lin , Daniel Wheeler , Alex Deucher , Sasha Levin Subject: [PATCH 6.12 236/626] drm/amd/display: Fix p-state type when p-state is unsupported Date: Tue, 27 May 2025 18:22:09 +0200 Message-ID: <20250527162454.605009033@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250527162445.028718347@linuxfoundation.org> References: <20250527162445.028718347@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Dillon Varone [ Upstream commit a025f424af0407b7561bd5e6217295dde3abbc2e ] [WHY&HOW] P-state type would remain on previously used when unsupported which causes confusion in logging and visual confirm, so set back to zero when unsupported. Reviewed-by: Aric Cyr Signed-off-by: Dillon Varone Signed-off-by: Wayne Lin Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c index fdcba960e1e6f..d2342a91e7e71 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c @@ -508,6 +508,7 @@ void set_p_state_switch_method( if (!dc->ctx || !dc->ctx->dmub_srv || !pipe_ctx || !vba) return; + pipe_ctx->p_state_type = P_STATE_UNKNOWN; if (vba->DRAMClockChangeSupport[vba->VoltageLevel][vba->maxMpcComb] != dm_dram_clock_change_unsupported) { /* MCLK switching is supported */ -- 2.39.5