From 4562bffb83b88e61ea9c9912e50efbd5a941f0b3 Mon Sep 17 00:00:00 2001 From: Randy Dunlap Date: Wed, 23 Nov 2022 22:19:18 -0800 Subject: [PATCH] powerpc/mpc52xx_lpbfifo: fix all kernel-doc warnings Fix multiple kernel-doc warnings in mpc52xx_lpbfifo.c: arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c:377: warning: expecting prototype for mpc52xx_lpbfifo_bcom_poll(). Prototype was for mpc52xx_lpbfifo_poll() instead mpc52xx_lpbfifo.c:221: warning: No description found for return value of 'mpc52xx_lpbfifo_irq' mpc52xx_lpbfifo.c:327: warning: No description found for return value of 'mpc52xx_lpbfifo_bcom_irq' mpc52xx_lpbfifo.c:398: warning: No description found for return value of 'mpc52xx_lpbfifo_submit' mpc52xx_lpbfifo.c:64: warning: Function parameter or member 'req' not described in 'mpc52xx_lpbfifo_kick' mpc52xx_lpbfifo.c:220: warning: contents before sections mpc52xx_lpbfifo.c:223: warning: Function parameter or member 'irq' not described in 'mpc52xx_lpbfifo_irq' mpc52xx_lpbfifo.c:223: warning: Function parameter or member 'dev_id' not described in 'mpc52xx_lpbfifo_irq' mpc52xx_lpbfifo.c:328: warning: contents before sections mpc52xx_lpbfifo.c:331: warning: Function parameter or member 'irq' not described in 'mpc52xx_lpbfifo_bcom_irq' mpc52xx_lpbfifo.c:331: warning: Function parameter or member 'dev_id' not described in 'mpc52xx_lpbfifo_bcom_irq' Reported-by: kernel test robot Signed-off-by: Randy Dunlap Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/20221124061918.1967-1-rdunlap@infradead.org --- arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c index 2875c206ac0f..6d1dd6e87478 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c @@ -59,6 +59,8 @@ static struct mpc52xx_lpbfifo lpbfifo; /** * mpc52xx_lpbfifo_kick - Trigger the next block of data to be transferred + * + * @req: Pointer to request structure */ static void mpc52xx_lpbfifo_kick(struct mpc52xx_lpbfifo_request *req) { @@ -178,6 +180,8 @@ static void mpc52xx_lpbfifo_kick(struct mpc52xx_lpbfifo_request *req) /** * mpc52xx_lpbfifo_irq - IRQ handler for LPB FIFO + * @irq: IRQ number to be handled + * @dev_id: device ID cookie * * On transmit, the dma completion irq triggers before the fifo completion * triggers. Handle the dma completion here instead of the LPB FIFO Bestcomm @@ -216,6 +220,8 @@ static void mpc52xx_lpbfifo_kick(struct mpc52xx_lpbfifo_request *req) * or nested spinlock condition. The out path is non-trivial, so * extra fiddling is done to make sure all paths lead to the same * outbound code. + * + * Return: irqreturn code (%IRQ_HANDLED) */ static irqreturn_t mpc52xx_lpbfifo_irq(int irq, void *dev_id) { @@ -320,8 +326,12 @@ static irqreturn_t mpc52xx_lpbfifo_irq(int irq, void *dev_id) /** * mpc52xx_lpbfifo_bcom_irq - IRQ handler for LPB FIFO Bestcomm task + * @irq: IRQ number to be handled + * @dev_id: device ID cookie * * Only used when receiving data. + * + * Return: irqreturn code (%IRQ_HANDLED) */ static irqreturn_t mpc52xx_lpbfifo_bcom_irq(int irq, void *dev_id) { @@ -372,7 +382,7 @@ static irqreturn_t mpc52xx_lpbfifo_bcom_irq(int irq, void *dev_id) } /** - * mpc52xx_lpbfifo_bcom_poll - Poll for DMA completion + * mpc52xx_lpbfifo_poll - Poll for DMA completion */ void mpc52xx_lpbfifo_poll(void) { @@ -393,6 +403,8 @@ EXPORT_SYMBOL(mpc52xx_lpbfifo_poll); /** * mpc52xx_lpbfifo_submit - Submit an LPB FIFO transfer request. * @req: Pointer to request structure + * + * Return: %0 on success, -errno code on error */ int mpc52xx_lpbfifo_submit(struct mpc52xx_lpbfifo_request *req) {