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bh=HuLDm8AF4KM2JXlRhi/8GhHOyeSqQq9gOrPmYrRRpEo=; b=bMl9Tkv6DPnlQXd4ybMeYHBtO8w77QP3yfU4doY0nzGVu8Tsub3a+IOU2PvLcfPMzuX6tl UMsMA8q/RFclgNAA== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 43D5113297; Wed, 7 Aug 2024 15:26:48 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id BnteDziSs2bxewAAD6G6ig (envelope-from ); Wed, 07 Aug 2024 15:26:48 +0000 From: Takashi Iwai To: linux-sound@vger.kernel.org, dri-devel@lists.freedesktop.org Cc: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann Subject: [PATCH 0/2] ALSA/DRM: vmalloc PCM buffer helper cleanup Date: Wed, 7 Aug 2024 17:27:21 +0200 Message-ID: <20240807152725.18948-1-tiwai@suse.de> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Spamd-Result: default: False [-1.30 / 50.00]; BAYES_HAM(-3.00)[100.00%]; SUSPICIOUS_RECIPS(1.50)[]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_MISSING_CHARSET(0.50)[]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo]; FREEMAIL_CC(0.00)[intel.com,linaro.org,kernel.org,ideasonboard.com,kwiboo.se,gmail.com,linux.intel.com,suse.de]; TAGGED_RCPT(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; MIME_TRACE(0.00)[0:+]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; RCVD_TLS_ALL(0.00)[]; RCPT_COUNT_SEVEN(0.00)[11]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; FUZZY_BLOCKED(0.00)[rspamd.com]; TO_DN_SOME(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FREEMAIL_ENVRCPT(0.00)[gmail.com] X-Spam-Score: -1.30 X-Spam-Flag: NO X-Spam-Level: Hi, we still keep the legacy vmalloc ALSA PCM helper API since there is only a single user of it, namely, the DRM dw-hdmi bridge driver. In the past, I attempted to change the buffer management of the driver, but due to the lack of testing, it failed to get merged: https://lore.kernel.org/20191210154536.29819-1-tiwai@suse.de So, this is a second try after some years of gap: now the relevant code snippet is moved from ALSA core to dw-hdmi driver itself, and the API functions are dropped. There should be no functional changes in the driver. If DRM people don't mind and give an ack, I can take the change for dw-hdmi code together with ALSA core code drop via sound tree for 6.12. thanks, Takashi === Takashi Iwai (2): drm/bridge: dw-hdmi: Move vmalloc PCM buffer management into the driver ALSA: pcm: Drop PCM vmalloc buffer helpers .../drm/bridge/synopsys/dw-hdmi-ahb-audio.c | 30 ++++++++-- include/sound/pcm.h | 42 ------------- sound/core/pcm_memory.c | 59 ------------------- 3 files changed, 26 insertions(+), 105 deletions(-)