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a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1689659202; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=Cx2ONDrSig1akU3irvmkBb2E7FUH6YZZVPsynoP1+dQ=; b=BdBtupAGUDTe/JmB/XV4+eoX9iqTBpNsR7wElqGZjEuGEUQfZEiIYJbVZxaROQeQnwijde 4GQQGNlEl+meY/DA== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id A5979134B0; Tue, 18 Jul 2023 05:46:42 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id c59dJ0IntmQxdAAAMHmgww (envelope-from ); Tue, 18 Jul 2023 05:46:42 +0000 Date: Tue, 18 Jul 2023 07:46:42 +0200 Message-ID: <871qh5py9p.wl-tiwai@suse.de> From: Takashi Iwai To: Mark Brown Cc: Jaroslav Kysela , Takashi Iwai , alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/3] regmap: Add interface for checking if a register is cached In-Reply-To: <20230717-regmap-cache-check-v1-0-73ef688afae3@kernel.org> References: <20230717-regmap-cache-check-v1-0-73ef688afae3@kernel.org> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/27.2 Mule/6.0 MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII Message-ID-Hash: HPD37YPQMDKM72JBWDNBUZXRY5V6GN6S X-Message-ID-Hash: HPD37YPQMDKM72JBWDNBUZXRY5V6GN6S X-MailFrom: tiwai@suse.de X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: On Mon, 17 Jul 2023 22:33:02 +0200, Mark Brown wrote: > > HDA has a use case for checking if a register is present in the cache > which it awkwardly open codes with use of _cache_only() and a read, > provide a direct API for this. > > --- > Mark Brown (3): > regmap: Let users check if a register is cached > regmap: Provide test for regcache_reg_present() > ALSA: hda: Use regcache_reg_cached() rather than open coding Reviewed-by: Takashi Iwai I suppose you'll take those from regmap.git? thanks, Takashi > > drivers/base/regmap/regcache.c | 23 ++++++++++++++++++++++ > drivers/base/regmap/regmap-kunit.c | 40 ++++++++++++++++++++++++++++++++++++++ > include/linux/regmap.h | 1 + > sound/hda/hdac_regmap.c | 9 +++------ > 4 files changed, 67 insertions(+), 6 deletions(-) > --- > base-commit: 3953d5c79c21defa716624a8623c4157c0f2fee0 > change-id: 20230716-regmap-cache-check-6f6939f41ed5 > > Best regards, > -- > Mark Brown >