From: Thomas Hellstrom Date: Tue, 4 Aug 2015 13:34:14 +0000 (+0200) Subject: drm/vmwgfx: Fix compiler warning with 32-bit dma_addr_t X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=2e3cc8cff629c9697ac27c95a89dda7c7785b6b4;p=linux-beck.git drm/vmwgfx: Fix compiler warning with 32-bit dma_addr_t When the size of dma_addr_t was 32 bits, the compiler warned about the size of the 32 bit shift being larger than the size of the data type. Reported by Intel's kbuild robot. Signed-off-by: Thomas Hellstrom Reviewed-by: Sinclair Yeh Reviewed-by: Brian Paul --- diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c index 32ec52eaedd8..afc6d1df47d7 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c @@ -293,8 +293,12 @@ static int vmw_cmdbuf_header_submit(struct vmw_cmdbuf_header *header) struct vmw_cmdbuf_man *man = header->man; u32 val; - val = (header->handle >> 32); + if (sizeof(header->handle) > 4) + val = (header->handle >> 32); + else + val = 0; vmw_write(man->dev_priv, SVGA_REG_COMMAND_HIGH, val); + val = (header->handle & 0xFFFFFFFFULL); val |= header->cb_context & SVGA_CB_CONTEXT_MASK; vmw_write(man->dev_priv, SVGA_REG_COMMAND_LOW, val);