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soc: fsl: qe: drop use of IS_ERR_VALUE in qe_sdma_init()

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Now that qe_muram_alloc() returns s32, adapt qe_sdma_init() and avoid
another few IS_ERR_VALUE() uses.

Reviewed-by: Timur Tabi <timur@kernel.org>
Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
This commit is contained in:
Rasmus Villemoes 2019-11-28 15:55:46 +01:00 committed by Li Yang
parent 611780a6aa
commit 4c3e565cc6
1 changed files with 3 additions and 3 deletions
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6
drivers/soc/fsl/qe/qe.c
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@ -365,16 +365,16 @@ EXPORT_SYMBOL(qe_put_snum);
static int qe_sdma_init(void)
{
struct sdma __iomem *sdma = &qe_immr->sdma;
static unsigned long sdma_buf_offset = (unsigned long)-ENOMEM;
static s32 sdma_buf_offset = -ENOMEM;
if (!sdma)
return -ENODEV;
/* allocate 2 internal temporary buffers (512 bytes size each) for
* the SDMA */
if (IS_ERR_VALUE(sdma_buf_offset)) {
if (sdma_buf_offset < 0) {
sdma_buf_offset = qe_muram_alloc(512 * 2, 4096);
if (IS_ERR_VALUE(sdma_buf_offset))
if (sdma_buf_offset < 0)
return -ENOMEM;
}