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path: root/drivers/media/video/ivtv/ivtv-driver.c
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Diffstat (limited to 'drivers/media/video/ivtv/ivtv-driver.c')
-rw-r--r--drivers/media/video/ivtv/ivtv-driver.c28
1 files changed, 22 insertions, 6 deletions
diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c
index e421d15b0f5c..39946420b301 100644
--- a/drivers/media/video/ivtv/ivtv-driver.c
+++ b/drivers/media/video/ivtv/ivtv-driver.c
@@ -1029,8 +1029,13 @@ static int __devinit ivtv_probe(struct pci_dev *pdev,
itv->enc_mem = ioremap_nocache(itv->base_addr + IVTV_ENCODER_OFFSET,
IVTV_ENCODER_SIZE);
if (!itv->enc_mem) {
- IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
- IVTV_ERR("or disabling CONFIG_HIGHMEM4G into the kernel would help\n");
+ IVTV_ERR("ioremap failed. Can't get a window into CX23415/6 "
+ "encoder memory\n");
+ IVTV_ERR("Each capture card with a CX23415/6 needs 8 MB of "
+ "vmalloc address space for this window\n");
+ IVTV_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n");
+ IVTV_ERR("Use the vmalloc= kernel command line option to set "
+ "VmallocTotal to a larger value\n");
retval = -ENOMEM;
goto free_mem;
}
@@ -1041,8 +1046,14 @@ static int __devinit ivtv_probe(struct pci_dev *pdev,
itv->dec_mem = ioremap_nocache(itv->base_addr + IVTV_DECODER_OFFSET,
IVTV_DECODER_SIZE);
if (!itv->dec_mem) {
- IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
- IVTV_ERR("or disabling CONFIG_HIGHMEM4G into the kernel would help\n");
+ IVTV_ERR("ioremap failed. Can't get a window into "
+ "CX23415 decoder memory\n");
+ IVTV_ERR("Each capture card with a CX23415 needs 8 MB "
+ "of vmalloc address space for this window\n");
+ IVTV_ERR("Check the output of 'grep Vmalloc "
+ "/proc/meminfo'\n");
+ IVTV_ERR("Use the vmalloc= kernel command line option "
+ "to set VmallocTotal to a larger value\n");
retval = -ENOMEM;
goto free_mem;
}
@@ -1057,8 +1068,13 @@ static int __devinit ivtv_probe(struct pci_dev *pdev,
itv->reg_mem =
ioremap_nocache(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
if (!itv->reg_mem) {
- IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
- IVTV_ERR("or disabling CONFIG_HIGHMEM4G into the kernel would help\n");
+ IVTV_ERR("ioremap failed. Can't get a window into CX23415/6 "
+ "register space\n");
+ IVTV_ERR("Each capture card with a CX23415/6 needs 64 kB of "
+ "vmalloc address space for this window\n");
+ IVTV_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n");
+ IVTV_ERR("Use the vmalloc= kernel command line option to set "
+ "VmallocTotal to a larger value\n");
retval = -ENOMEM;
goto free_io;
}