On Tue, Jun 19, 2012 at 09:19:55AM +0200, Lucas Stach wrote:
> Hello Huacai,
>
> Am Dienstag, den 19.06.2012, 14:50 +0800 schrieb Huacai Chen:
> > 1, Use 32-bit DMA as a workaround (Loongson has a hardware bug that it
> >doesn't support DMA address above 4GB).
>
> This is a bug of your platfo
On Tue, Jun 19, 2012 at 02:50:20PM +0800, Huacai Chen wrote:
> 1, Use 32-bit DMA as a workaround (Loongson has a hardware bug that it
>doesn't support DMA address above 4GB).
> 2, Read vga bios offered by system firmware.
> 3, Handle io prot correctly for MIPS.
> 4, Don't use swiotlb on Loongso
On Tue, Jun 19, 2012 at 09:19:55AM +0200, Lucas Stach wrote:
> Hello Huacai,
>
> Am Dienstag, den 19.06.2012, 14:50 +0800 schrieb Huacai Chen:
> > 1, Use 32-bit DMA as a workaround (Loongson has a hardware bug that it
> >doesn't support DMA address above 4GB).
>
> This is a bug of your platfo
On Tue, Jun 19, 2012 at 02:50:20PM +0800, Huacai Chen wrote:
> 1, Use 32-bit DMA as a workaround (Loongson has a hardware bug that it
>doesn't support DMA address above 4GB).
> 2, Read vga bios offered by system firmware.
> 3, Handle io prot correctly for MIPS.
> 4, Don't use swiotlb on Loongso
On Thu, May 24, 2012 at 09:49:10AM +0200, Christian K?nig wrote:
> From: Christian Koenig
>
> The spinlock was actually there to protect the
> rptr, but rptr was read outside of the locked area.
>
> Also we don't really need a spinlock here, an
> atomic should to quite fine since we only need to
On Thu, May 24, 2012 at 09:49:09AM +0200, Christian K?nig wrote:
> From: Christian Koenig
>
> Signed-off-by: Christian Koenig
Reviewed-by: Jerome Glisse
> ---
> drivers/gpu/drm/radeon/radeon.h |2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon.h b/dri
On Thu, May 24, 2012 at 09:49:08AM +0200, Christian K?nig wrote:
> It is a rw_semaphore now and only write locked
> while changing the clock. Also the lock is renamed
> to better reflect what it is protecting.
>
> v2: Keep the ttm_vm_ops on IGPs
>
> Signed-off-by: Christian K?nig
Reviewed-by: J
On Thu, May 24, 2012 at 09:49:07AM +0200, Christian K?nig wrote:
> Move inter ring syncing with semaphores into the
> existing ring allocations, with that we need to
> lock the ring mutex only once.
>
> Signed-off-by: Christian K?nig
Reviewed-by: Jerome Glisse
> ---
> drivers/gpu/drm/radeon/e
On Thu, May 24, 2012 at 09:49:06AM +0200, Christian K?nig wrote:
> Signed-off-by: Christian K?nig
Need a small improvement see below, otherwise
Reviewed-by: Jerome Glisse
> ---
> drivers/gpu/drm/radeon/radeon.h | 23 ++-
> drivers/gpu/drm/radeon/radeon_fence.c | 73
> ++
On Thu, May 24, 2012 at 09:49:05AM +0200, Christian K?nig wrote:
> It is completely unnecessary to create fences
> before they are emitted, so remove it and a bunch
> of checks if fences are emitted or not.
>
> Signed-off-by: Christian K?nig
Reviewed-by: Jerome Glisse
> ---
> drivers/gpu/drm/
On Thu, May 24, 2012 at 11:35:15AM -0400, Alex Deucher wrote:
> On Thu, May 24, 2012 at 3:49 AM, Christian K?nig
> wrote:
> > From: Christian Koenig
> >
> > 1. It is really dangerous to have more than one
> > ? spinlock protecting the same information.
> >
> > 2. radeon_irq_set sometimes wasn't c
On Thu, May 24, 2012 at 09:49:10AM +0200, Christian König wrote:
> From: Christian Koenig
>
> The spinlock was actually there to protect the
> rptr, but rptr was read outside of the locked area.
>
> Also we don't really need a spinlock here, an
> atomic should to quite fine since we only need to
On Thu, May 24, 2012 at 09:49:09AM +0200, Christian König wrote:
> From: Christian Koenig
>
> Signed-off-by: Christian Koenig
Reviewed-by: Jerome Glisse
> ---
> drivers/gpu/drm/radeon/radeon.h |2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon.h b/dri
On Thu, May 24, 2012 at 09:49:08AM +0200, Christian König wrote:
> It is a rw_semaphore now and only write locked
> while changing the clock. Also the lock is renamed
> to better reflect what it is protecting.
>
> v2: Keep the ttm_vm_ops on IGPs
>
> Signed-off-by: Christian König
Reviewed-by: J
On Thu, May 24, 2012 at 09:49:07AM +0200, Christian König wrote:
> Move inter ring syncing with semaphores into the
> existing ring allocations, with that we need to
> lock the ring mutex only once.
>
> Signed-off-by: Christian König
Reviewed-by: Jerome Glisse
> ---
> drivers/gpu/drm/radeon/e
On Thu, May 24, 2012 at 09:49:06AM +0200, Christian König wrote:
> Signed-off-by: Christian König
Need a small improvement see below, otherwise
Reviewed-by: Jerome Glisse
> ---
> drivers/gpu/drm/radeon/radeon.h | 23 ++-
> drivers/gpu/drm/radeon/radeon_fence.c | 73
> ++
On Thu, May 24, 2012 at 09:49:05AM +0200, Christian König wrote:
> It is completely unnecessary to create fences
> before they are emitted, so remove it and a bunch
> of checks if fences are emitted or not.
>
> Signed-off-by: Christian König
Reviewed-by: Jerome Glisse
> ---
> drivers/gpu/drm/
On Thu, May 24, 2012 at 11:35:15AM -0400, Alex Deucher wrote:
> On Thu, May 24, 2012 at 3:49 AM, Christian König
> wrote:
> > From: Christian Koenig
> >
> > 1. It is really dangerous to have more than one
> > spinlock protecting the same information.
> >
> > 2. radeon_irq_set sometimes wasn't c
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