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path: root/drivers/usb/gadget/udc/cdns2/cdns2-gadget.c
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2025-01-15USB: gadget: Use str_enable_disable-like helpersKrzysztof Kozlowski
Replace ternary (condition ? "enable" : "disable") syntax with helpers from string_choices.h because: 1. Simple function call with one argument is easier to read. Ternary operator has three arguments and with wrapping might lead to quite long code. 2. Is slightly shorter thus also easier to read. 3. It brings uniformity in the text - same string. 4. Allows deduping by the linker, which results in a smaller binary file. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20250114-str-enable-disable-usb-v1-5-c8405df47c19@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-09-09Merge 6.11-rc7 into usb-nextGreg Kroah-Hartman
We need the USB fixes in here as well, and this also resolves the merge conflict in: drivers/usb/typec/ucsi/ucsi.c Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-09-03usb: cdns2: Convert comma to semicolonChen Ni
Replace a comma between expression statements by a semicolon. Signed-off-by: Chen Ni <nichen@iscas.ac.cn> Link: https://lore.kernel.org/r/20240903073538.780996-1-nichen@iscas.ac.cn Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-09-03usb: cdns2: Fix controller reset issuePawel Laszczak
Patch fixes the procedure of resetting controller. The CPUCTRL register is write only and reading returns 0. Waiting for reset to complite is incorrect. Fixes: 3eb1f1efe204 ("usb: cdns2: Add main part of Cadence USBHS driver") cc: stable@vger.kernel.org Signed-off-by: Pawel Laszczak <pawell@cadence.com> Link: https://lore.kernel.org/r/PH7PR07MB9538D56D75F1F399D0BB96F0DD922@PH7PR07MB9538.namprd07.prod.outlook.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-06-13usb: cdns2: Add tracepoints for CDNS2 driverPawel Laszczak
Patch adds the series of tracepoints that can be used for debugging issues detected in driver. Signed-off-by: Pawel Laszczak <pawell@cadence.com> Message-ID: <20230602102644.77470-4-pawell@cadence.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-06-13usb: cdns2: Add main part of Cadence USBHS driverPawel Laszczak
This patch introduces the main part of Cadence USBHS driver to Linux kernel. To reduce the patch size a little bit, the header file gadget.h was intentionally added as separate patch. The Cadence USB 2.0 Controller is a highly configurable IP Core which supports both full and high speed data transfer. The current driver has been validated with FPGA platform. We have support for PCIe bus, which is used on FPGA prototyping. Signed-off-by: Pawel Laszczak <pawell@cadence.com> Message-ID: <20230602102644.77470-3-pawell@cadence.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>