On Tue, Dec 6, 2011 at 5:30 AM, Alan Cox wrote:
> On Mon, ?5 Dec 2011 19:19:22 -0600
> Rob Clark wrote:
>
>> + ? ? usergart = kzalloc(3 * sizeof(*usergart), GFP_KERNEL);
>> +
>> + ? ? /* reserve 4k aligned/wide regions for userspace mappings: */
>> + ? ? for (i = 0; i < ARRAY_SIZE(fmts); i++) {
>
On Tue, Dec 6, 2011 at 5:30 AM, Alan Cox wrote:
> On Mon, 5 Dec 2011 19:19:22 -0600
> Rob Clark wrote:
>
>> + usergart = kzalloc(3 * sizeof(*usergart), GFP_KERNEL);
>> +
>> + /* reserve 4k aligned/wide regions for userspace mappings: */
>> + for (i = 0; i < ARRAY_SIZE(fmts); i++) {
>
On Mon, 5 Dec 2011 19:19:22 -0600
Rob Clark wrote:
> + usergart = kzalloc(3 * sizeof(*usergart), GFP_KERNEL);
> +
> + /* reserve 4k aligned/wide regions for userspace mappings: */
> + for (i = 0; i < ARRAY_SIZE(fmts); i++) {
> + uint16_t h = 1, w = PAGE_SIZE >> i;
> +
On Mon, 5 Dec 2011 19:19:22 -0600
Rob Clark wrote:
> + usergart = kzalloc(3 * sizeof(*usergart), GFP_KERNEL);
> +
> + /* reserve 4k aligned/wide regions for userspace mappings: */
> + for (i = 0; i < ARRAY_SIZE(fmts); i++) {
> + uint16_t h = 1, w = PAGE_SIZE >> i;
> +
From: Rob Clark
TILER/DMM provides two features for omapdrm GEM objects:
1) providing a physically contiguous view to discontiguous memory
for hw initiators that cannot otherwise support discontiguous
buffers (DSS scanout, IVAHD video decode/encode, etc)
2) providing untiling for 2d tiled b
From: Rob Clark
TILER/DMM provides two features for omapdrm GEM objects:
1) providing a physically contiguous view to discontiguous memory
for hw initiators that cannot otherwise support discontiguous
buffers (DSS scanout, IVAHD video decode/encode, etc)
2) providing untiling for 2d tiled b
