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authorJiri Kosina <jkosina@suse.cz>2011-07-11 14:15:48 +0200
committerJiri Kosina <jkosina@suse.cz>2011-07-11 14:15:55 +0200
commitb7e9c223be8ce335e30f2cf6ba588e6a4092275c (patch)
tree2d1e3b75606abc18df7ad65e51ac3f90cd68b38d /include/sound/sb16_csp.h
parentc172d82500a6cf3c32d1e650722a1055d72ce858 (diff)
parente3bbfa78bab125f58b831b5f7f45b5a305091d72 (diff)
Merge branch 'master' into for-next
Sync with Linus' tree to be able to apply pending patches that are based on newer code already present upstream.
Diffstat (limited to 'include/sound/sb16_csp.h')
-rw-r--r--include/sound/sb16_csp.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/include/sound/sb16_csp.h b/include/sound/sb16_csp.h
index 736eac71d05..af1b49e982d 100644
--- a/include/sound/sb16_csp.h
+++ b/include/sound/sb16_csp.h
@@ -99,7 +99,14 @@ struct snd_sb_csp_info {
/* get CSP information */
#define SNDRV_SB_CSP_IOCTL_INFO _IOR('H', 0x10, struct snd_sb_csp_info)
/* load microcode to CSP */
-#define SNDRV_SB_CSP_IOCTL_LOAD_CODE _IOW('H', 0x11, struct snd_sb_csp_microcode)
+/* NOTE: struct snd_sb_csp_microcode overflows the max size (13 bits)
+ * defined for some architectures like MIPS, and it leads to build errors.
+ * (x86 and co have 14-bit size, thus it's valid, though.)
+ * As a workaround for skipping the size-limit check, here we don't use the
+ * normal _IOW() macro but _IOC() with the manual argument.
+ */
+#define SNDRV_SB_CSP_IOCTL_LOAD_CODE \
+ _IOC(_IOC_WRITE, 'H', 0x11, sizeof(struct snd_sb_csp_microcode))
/* unload microcode from CSP */
#define SNDRV_SB_CSP_IOCTL_UNLOAD_CODE _IO('H', 0x12)
/* start CSP */