From a16e2eff80fa9a95c86c289768416a8793e949ce Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Mon, 25 Oct 2021 13:16:36 +0100 Subject: [PATCH] media: flexcop-usb: fix control-message timeouts commit cd1798a387825cc4a51282f5a611ad05bb1ad75f upstream. USB control-message timeouts are specified in milliseconds and should specifically not vary with CONFIG_HZ. Note that the driver was multiplying some of the timeout values with HZ twice resulting in 3000-second timeouts with HZ=1000. Also note that two of the timeout defines are currently unused. Fixes: 2154be651b90 ("[media] redrat3: new rc-core IR transceiver device driver") Cc: stable@vger.kernel.org # 3.0 Signed-off-by: Johan Hovold Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Greg Kroah-Hartman --- drivers/media/usb/b2c2/flexcop-usb.c | 10 +++++----- drivers/media/usb/b2c2/flexcop-usb.h | 12 ++++++------ 2 files changed, 11 insertions(+), 11 deletions(-) diff --git a/drivers/media/usb/b2c2/flexcop-usb.c b/drivers/media/usb/b2c2/flexcop-usb.c index 5d38171..bfeb92d 100644 --- a/drivers/media/usb/b2c2/flexcop-usb.c +++ b/drivers/media/usb/b2c2/flexcop-usb.c @@ -87,7 +87,7 @@ static int flexcop_usb_readwrite_dw(struct flexcop_device *fc, u16 wRegOffsPCI, 0, fc_usb->data, sizeof(u32), - B2C2_WAIT_FOR_OPERATION_RDW * HZ); + B2C2_WAIT_FOR_OPERATION_RDW); if (ret != sizeof(u32)) { err("error while %s dword from %d (%d).", read ? "reading" : @@ -155,7 +155,7 @@ static int flexcop_usb_v8_memory_req(struct flexcop_usb *fc_usb, wIndex, fc_usb->data, buflen, - nWaitTime * HZ); + nWaitTime); if (ret != buflen) ret = -EIO; @@ -248,13 +248,13 @@ static int flexcop_usb_i2c_req(struct flexcop_i2c_adapter *i2c, /* DKT 020208 - add this to support special case of DiSEqC */ case USB_FUNC_I2C_CHECKWRITE: pipe = B2C2_USB_CTRL_PIPE_OUT; - nWaitTime = 2; + nWaitTime = 2000; request_type |= USB_DIR_OUT; break; case USB_FUNC_I2C_READ: case USB_FUNC_I2C_REPEATREAD: pipe = B2C2_USB_CTRL_PIPE_IN; - nWaitTime = 2; + nWaitTime = 2000; request_type |= USB_DIR_IN; break; default: @@ -281,7 +281,7 @@ static int flexcop_usb_i2c_req(struct flexcop_i2c_adapter *i2c, wIndex, fc_usb->data, buflen, - nWaitTime * HZ); + nWaitTime); if (ret != buflen) ret = -EIO; diff --git a/drivers/media/usb/b2c2/flexcop-usb.h b/drivers/media/usb/b2c2/flexcop-usb.h index 2f230bf..c7cca1a 100644 --- a/drivers/media/usb/b2c2/flexcop-usb.h +++ b/drivers/media/usb/b2c2/flexcop-usb.h @@ -91,13 +91,13 @@ typedef enum { UTILITY_SRAM_TESTVERIFY = 0x16, } flexcop_usb_utility_function_t; -#define B2C2_WAIT_FOR_OPERATION_RW (1*HZ) -#define B2C2_WAIT_FOR_OPERATION_RDW (3*HZ) -#define B2C2_WAIT_FOR_OPERATION_WDW (1*HZ) +#define B2C2_WAIT_FOR_OPERATION_RW 1000 +#define B2C2_WAIT_FOR_OPERATION_RDW 3000 +#define B2C2_WAIT_FOR_OPERATION_WDW 1000 -#define B2C2_WAIT_FOR_OPERATION_V8READ (3*HZ) -#define B2C2_WAIT_FOR_OPERATION_V8WRITE (3*HZ) -#define B2C2_WAIT_FOR_OPERATION_V8FLASH (3*HZ) +#define B2C2_WAIT_FOR_OPERATION_V8READ 3000 +#define B2C2_WAIT_FOR_OPERATION_V8WRITE 3000 +#define B2C2_WAIT_FOR_OPERATION_V8FLASH 3000 typedef enum { V8_MEMORY_PAGE_DVB_CI = 0x20, -- 2.7.4