Also fix some coding issues reported from sparse.
Signed-off-by: Chen Li chenli@uniontech.com Acked-by: Christian König christian.koenig@amd.com --- drivers/gpu/drm/radeon/radeon_uvd.c | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c index dfa9fdbe98da..85a1f2c31749 100644 --- a/drivers/gpu/drm/radeon/radeon_uvd.c +++ b/drivers/gpu/drm/radeon/radeon_uvd.c @@ -152,9 +152,11 @@ int radeon_uvd_init(struct radeon_device *rdev)
rdev->uvd.fw_header_present = true;
- family_id = le32_to_cpu(hdr->ucode_version) & 0xff; - version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff; - version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff; + family_id = (__force u32)(hdr->ucode_version) & 0xff; + version_major = (le32_to_cpu((__force __le32)(hdr->ucode_version)) + >> 24) & 0xff; + version_minor = (le32_to_cpu((__force __le32)(hdr->ucode_version)) + >> 8) & 0xff; DRM_INFO("Found UVD firmware Version: %u.%u Family ID: %u\n", version_major, version_minor, family_id);
@@ -791,17 +793,17 @@ int radeon_uvd_get_create_msg(struct radeon_device *rdev, int ring, return r;
/* stitch together an UVD create msg */ - writel(cpu_to_le32(0x00000de4), &msg[0]); + writel((__force u32)cpu_to_le32(0x00000de4), &msg[0]); writel(0x0, (void __iomem *)&msg[1]); - writel(cpu_to_le32(handle), &msg[2]); + writel((__force u32)cpu_to_le32(handle), &msg[2]); writel(0x0, &msg[3]); writel(0x0, &msg[4]); writel(0x0, &msg[5]); writel(0x0, &msg[6]); - writel(cpu_to_le32(0x00000780), &msg[7]); - writel(cpu_to_le32(0x00000440), &msg[8]); + writel((__force u32)cpu_to_le32(0x00000780), &msg[7]); + writel((__force u32)cpu_to_le32(0x00000440), &msg[8]); writel(0x0, &msg[9]); - writel(cpu_to_le32(0x01b37000), &msg[10]); + writel((__force u32)cpu_to_le32(0x01b37000), &msg[10]); for (i = 11; i < 1024; ++i) writel(0x0, &msg[i]);
@@ -827,9 +829,9 @@ int radeon_uvd_get_destroy_msg(struct radeon_device *rdev, int ring, return r;
/* stitch together an UVD destroy msg */ - writel(cpu_to_le32(0x00000de4), &msg[0]); - writel(cpu_to_le32(0x00000002), &msg[1]); - writel(cpu_to_le32(handle), &msg[2]); + writel((__force u32)cpu_to_le32(0x00000de4), &msg[0]); + writel((__force u32)cpu_to_le32(0x00000002), &msg[1]); + writel((__force u32)cpu_to_le32(handle), &msg[2]); writel(0x0, &msg[3]); for (i = 4; i < 1024; ++i) writel(0x0, &msg[i]);