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media: cx231xx: Use EP5_BUF_SIZE macro

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As Andrzej suggested, use EP5_BUF_SIZE macro to replace the other three
places of 4096 in cx231xx with EP5_BUF_SIZE.

Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Suggested-by: Andrzej Pietrasiewicz <andrzej.p@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Jinjie Ruan 2023-10-07 20:14:47 +08:00 committed by Hans Verkuil
parent 8cd08e3651
commit 63c5f1d8a8
2 changed files with 5 additions and 6 deletions
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9
drivers/media/usb/cx231xx/cx231xx-417.c
View File

@ -937,7 +937,6 @@ static int cx231xx_load_firmware(struct cx231xx *dev)
u32 *p_current_fw, *p_fw;
u32 *p_fw_data;
int frame = 0;
u16 _buffer_size = 4096;
u8 *p_buffer;
p_current_fw = vmalloc(1884180 * 4);
@ -947,7 +946,7 @@ static int cx231xx_load_firmware(struct cx231xx *dev)
return -ENOMEM;
}
p_buffer = vmalloc(4096);
p_buffer = vmalloc(EP5_BUF_SIZE);
if (p_buffer == NULL) {
dprintk(2, "FAIL!!!\n");
vfree(p_current_fw);
@ -1030,9 +1029,9 @@ static int cx231xx_load_firmware(struct cx231xx *dev)
/*download the firmware by ep5-out*/
for (frame = 0; frame < (int)(CX231xx_FIRM_IMAGE_SIZE*20/_buffer_size);
for (frame = 0; frame < (int)(CX231xx_FIRM_IMAGE_SIZE*20/EP5_BUF_SIZE);
frame++) {
for (i = 0; i < _buffer_size; i++) {
for (i = 0; i < EP5_BUF_SIZE; i++) {
*(p_buffer + i) = (u8)(*(p_fw + (frame * 128 * 8 + (i / 4))) & 0x000000FF);
i++;
*(p_buffer + i) = (u8)((*(p_fw + (frame * 128 * 8 + (i / 4))) & 0x0000FF00) >> 8);
@ -1041,7 +1040,7 @@ static int cx231xx_load_firmware(struct cx231xx *dev)
i++;
*(p_buffer + i) = (u8)((*(p_fw + (frame * 128 * 8 + (i / 4))) & 0xFF000000) >> 24);
}
cx231xx_ep5_bulkout(dev, p_buffer, _buffer_size);
cx231xx_ep5_bulkout(dev, p_buffer, EP5_BUF_SIZE);
}
p_current_fw = p_fw;

2
drivers/media/usb/cx231xx/cx231xx-core.c
View File

@ -993,7 +993,7 @@ int cx231xx_init_isoc(struct cx231xx *dev, int max_packets,
/* De-allocates all pending stuff */
cx231xx_uninit_isoc(dev);
dma_q->p_left_data = kzalloc(4096, GFP_KERNEL);
dma_q->p_left_data = kzalloc(EP5_BUF_SIZE, GFP_KERNEL);
if (dma_q->p_left_data == NULL)
return -ENOMEM;