[PATCH v2 2/4] media: rkvdec: Fix RKVDEC_ERR_PKT_NUM macro

Nicolas Dufresne nicolas.dufresne at collabora.com
Fri Dec 23 11:38:04 PST 2022


This information is expressed by bits [29:16], but the actual
implementation was reading bits [13:0] and shifting that 16
bits to the left.

Fixes: cd33c830448ba ("media: rkvdec: Add the rkvdec driver")
Signed-off-by: Nicolas Dufresne <nicolas.dufresne at collabora.com>
---
 drivers/staging/media/rkvdec/rkvdec-regs.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/media/rkvdec/rkvdec-regs.h b/drivers/staging/media/rkvdec/rkvdec-regs.h
index 15b9bee92016c..14530b81560ed 100644
--- a/drivers/staging/media/rkvdec/rkvdec-regs.h
+++ b/drivers/staging/media/rkvdec/rkvdec-regs.h
@@ -212,7 +212,7 @@
 #define RKVDEC_REG_H264_ERRINFO_NUM			0x130
 #define RKVDEC_SLICEDEC_NUM(x)				((x) & 0x3fff)
 #define RKVDEC_STRMD_DECT_ERR_FLAG			BIT(15)
-#define RKVDEC_ERR_PKT_NUM(x)				(((x) & 0x3fff) << 16)
+#define RKVDEC_ERR_PKT_NUM(x)				((x >> 16) & 0x3fff)
 
 #define RKVDEC_REG_H264_ERR_E				0x134
 #define RKVDEC_H264_ERR_EN_HIGHBITS(x)			((x) & 0x3fffffff)
-- 
2.38.1




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