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Tue, 03 Nov 2026 15:51:22 +0100 From: Philipp Zabel Date: Tue, 03 Nov 2026 15:51:25 +0100 Subject: [PATCH 5/8] reset: mpfs: Use regmap_test_bits in mpfs_status X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20261103-reset-regmap-test-bits-v1-5-1b33607a76b0@pengutronix.de> References: <20261103-reset-regmap-test-bits-v1-0-1b33607a76b0@pengutronix.de> In-Reply-To: <20261103-reset-regmap-test-bits-v1-0-1b33607a76b0@pengutronix.de> To: Damien Le Moal , Conor Dooley , Valentina Fernandez , Daire McNamara , Fabrizio Castro , Lad Prabhakar , Michal Simek Cc: linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-renesas-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Philipp Zabel X-Mailer: b4 0.15.2 Simplify mpfs_status() by using regmap_test_bits(). Now returns 1 if asserted for all bits. Signed-off-by: Philipp Zabel --- drivers/reset/reset-mpfs.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/drivers/reset/reset-mpfs.c b/drivers/reset/reset-mpfs.c index 8ffcc54ee6f6..ec61b4a1d753 100644 --- a/drivers/reset/reset-mpfs.c +++ b/drivers/reset/reset-mpfs.c @@ -63,15 +63,8 @@ static int mpfs_deassert(struct reset_controller_dev *rcdev, unsigned long id) static int mpfs_status(struct reset_controller_dev *rcdev, unsigned long id) { struct mpfs_reset *rst = to_mpfs_reset(rcdev); - u32 reg; - regmap_read(rst->regmap, REG_SUBBLK_RESET_CR, ®); - - /* - * It is safe to return here as MPFS_NUM_RESETS makes sure the sign bit - * is never hit. - */ - return (reg & BIT(id)); + return regmap_test_bits(rst->regmap, REG_SUBBLK_RESET_CR, BIT(id)); } static int mpfs_reset(struct reset_controller_dev *rcdev, unsigned long id) -- 2.47.3