diff options
Diffstat (limited to 'drivers/dma/ste_dma40.c')
-rw-r--r-- | drivers/dma/ste_dma40.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c index 7ccb8e2d59be..fb79db3313d3 100644 --- a/drivers/dma/ste_dma40.c +++ b/drivers/dma/ste_dma40.c | |||
@@ -3204,6 +3204,10 @@ static struct d40_base * __init d40_hw_detect_init(struct platform_device *pdev) | |||
3204 | * DB8540v1 has revision 4 | 3204 | * DB8540v1 has revision 4 |
3205 | */ | 3205 | */ |
3206 | rev = AMBA_REV_BITS(pid); | 3206 | rev = AMBA_REV_BITS(pid); |
3207 | if (rev < 2) { | ||
3208 | d40_err(&pdev->dev, "hardware revision: %d is not supported", rev); | ||
3209 | goto failure; | ||
3210 | } | ||
3207 | 3211 | ||
3208 | plat_data = pdev->dev.platform_data; | 3212 | plat_data = pdev->dev.platform_data; |
3209 | 3213 | ||
@@ -3218,12 +3222,6 @@ static struct d40_base * __init d40_hw_detect_init(struct platform_device *pdev) | |||
3218 | dev_info(&pdev->dev, "hardware revision: %d @ 0x%x with %d physical channels\n", | 3222 | dev_info(&pdev->dev, "hardware revision: %d @ 0x%x with %d physical channels\n", |
3219 | rev, res->start, num_phy_chans); | 3223 | rev, res->start, num_phy_chans); |
3220 | 3224 | ||
3221 | if (rev < 2) { | ||
3222 | d40_err(&pdev->dev, "hardware revision: %d is not supported", | ||
3223 | rev); | ||
3224 | goto failure; | ||
3225 | } | ||
3226 | |||
3227 | base = kzalloc(ALIGN(sizeof(struct d40_base), 4) + | 3225 | base = kzalloc(ALIGN(sizeof(struct d40_base), 4) + |
3228 | (num_phy_chans + num_log_chans + ARRAY_SIZE(dma40_memcpy_channels)) * | 3226 | (num_phy_chans + num_log_chans + ARRAY_SIZE(dma40_memcpy_channels)) * |
3229 | sizeof(struct d40_chan), GFP_KERNEL); | 3227 | sizeof(struct d40_chan), GFP_KERNEL); |