drm/radeon: print the supported atpx function mask

commit 9f050c7f9738ffa746c63415136645ad231b1348 upstream.

Print the supported functions mask in addition to
the version.  This is useful in debugging PX
problems since we can see what functions are available.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/radeon/radeon_atpx_handler.c b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
index 485848f889f55c9f4b86bf61bd8c019e2ad96a27..fa9a9c02751ea865251f7854665c3757caa48e00 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_atpx_handler.c
+++ b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
@@ -219,7 +219,8 @@ static int radeon_atpx_verify_interface(struct radeon_atpx *atpx)
        memcpy(&output, info->buffer.pointer, size);
 
        /* TODO: check version? */
-       printk("ATPX version %u\n", output.version);
+       printk("ATPX version %u, functions 0x%08x\n",
+              output.version, output.function_bits);
 
        radeon_atpx_parse_functions(&atpx->functions, output.function_bits);