Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 A8A7F44AB62; Tue, 21 Jul 2026 21:51:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784670675; cv=none; b=coNQwfp5beFT0P3xQU2Wq0EeU+sA/b3tDdUp8LdeipYa8qtms9b4hm9vShFT+3z3jD1rBnzoQPkeF/AVa3Mb1m9SFk54WnMSz+vsMnPtN8J8DhIPqgYCFqPkoQf4ZB0hIrG4yi9Irvnxq1xxUj1tjGP7/kganGzx+F2GKe2AxD4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784670675; c=relaxed/simple; bh=v3Na8/b54o8bvRmSQQP10sd4sHqiau/6Lu8PWQSnudo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=jv8w1Dwsir2lDF5+BextXQJ6bpvhpFrqwebfTXAjcuLhq5nXfhUjSYdGfAHqb28L0x0whC/LR10NC1Y/SAXOP8JNP0z+C6NErNDWTFGnAFE3VqxuTtzrMy4Xf6SupyQRVJesLUWMM07gZ8euCmBlmXY/dKX3M5msPHrHqi6xBUY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=jLPVDK/g; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="jLPVDK/g" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1AB111F000E9; Tue, 21 Jul 2026 21:51:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1784670674; bh=DEjyI/n1nnf+6tiEcdHzMR8HQy7RQMCzLTws0nG4Vao=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=jLPVDK/grSwuBY5WRhXku39NTUDUCIPQT1IwR43BJwYRoRmhE5BnUC7WpR/Z9KbsP MKrpUawi/9U/Ea788PUmBemSa/Zm+/Q8gsN3hY0H1/hVs4EzPH9Cp3pHVMNV7uKq4B zodid9mruAPKj2Viz6wk8UltGA+CK4MCQIW6JhfU= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= , Sasha Levin Subject: [PATCH 6.1 1020/1067] serial: 8250_mid: Remove 8250_pci usage Date: Tue, 21 Jul 2026 17:27:01 +0200 Message-ID: <20260721152447.388444108@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260721152424.521567757@linuxfoundation.org> References: <20260721152424.521567757@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Ilpo Järvinen [ Upstream commit a136abd7e7abe0f1247f8ffde6cc7c8ab09f985b ] 8250_mid uses FL_*BASE* from linux/8250_pci.h and nothing else. The code can be simplified by directly defining BARs within the driver instead. Signed-off-by: Ilpo Järvinen Link: https://lore.kernel.org/r/20230915094336.13278-1-ilpo.jarvinen@linux.intel.com Signed-off-by: Greg Kroah-Hartman Stable-dep-of: b1b4efea05a5 ("serial: 8250_mid: Disable DMA for selected platforms") Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/8250/8250_mid.c | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-) --- a/drivers/tty/serial/8250/8250_mid.c +++ b/drivers/tty/serial/8250/8250_mid.c @@ -12,7 +12,6 @@ #include #include -#include #include "8250.h" @@ -32,9 +31,9 @@ struct mid8250; struct mid8250_board { - unsigned int flags; unsigned long freq; unsigned int base_baud; + unsigned int bar; int (*setup)(struct mid8250 *, struct uart_port *p); void (*exit)(struct mid8250 *); }; @@ -169,7 +168,6 @@ static int dnv_setup(struct mid8250 *mid { struct hsu_dma_chip *chip = &mid->dma_chip; struct pci_dev *pdev = to_pci_dev(p->dev); - unsigned int bar = FL_GET_BASE(mid->board->flags); int ret; pci_set_master(pdev); @@ -183,7 +181,7 @@ static int dnv_setup(struct mid8250 *mid chip->dev = &pdev->dev; chip->irq = pci_irq_vector(pdev, 0); chip->regs = p->membase; - chip->length = pci_resource_len(pdev, bar); + chip->length = pci_resource_len(pdev, mid->board->bar); chip->offset = DNV_DMA_CHAN_OFFSET; /* Falling back to PIO mode if DMA probing fails */ @@ -291,7 +289,6 @@ static int mid8250_probe(struct pci_dev { struct uart_8250_port uart; struct mid8250 *mid; - unsigned int bar; int ret; ret = pcim_enable_device(pdev); @@ -303,7 +300,6 @@ static int mid8250_probe(struct pci_dev return -ENOMEM; mid->board = (struct mid8250_board *)id->driver_data; - bar = FL_GET_BASE(mid->board->flags); memset(&uart, 0, sizeof(struct uart_8250_port)); @@ -316,8 +312,8 @@ static int mid8250_probe(struct pci_dev uart.port.flags = UPF_SHARE_IRQ | UPF_FIXED_PORT | UPF_FIXED_TYPE; uart.port.set_termios = mid8250_set_termios; - uart.port.mapbase = pci_resource_start(pdev, bar); - uart.port.membase = pcim_iomap(pdev, bar, 0); + uart.port.mapbase = pci_resource_start(pdev, mid->board->bar); + uart.port.membase = pcim_iomap(pdev, mid->board->bar, 0); if (!uart.port.membase) return -ENOMEM; @@ -353,25 +349,25 @@ static void mid8250_remove(struct pci_de } static const struct mid8250_board pnw_board = { - .flags = FL_BASE0, .freq = 50000000, .base_baud = 115200, + .bar = 0, .setup = pnw_setup, .exit = pnw_exit, }; static const struct mid8250_board tng_board = { - .flags = FL_BASE0, .freq = 38400000, .base_baud = 1843200, + .bar = 0, .setup = tng_setup, .exit = tng_exit, }; static const struct mid8250_board dnv_board = { - .flags = FL_BASE1, .freq = 133333333, .base_baud = 115200, + .bar = 1, .setup = dnv_setup, .exit = dnv_exit, };