diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2011-04-12 13:33:27 -0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2011-04-13 09:09:27 +1000 |
| commit | 71e16bfbd2b1c63d4d97cc5059694c9346aee340 (patch) | |
| tree | 6883eeb82fda45189495433944dfbe9b00774ea0 | |
| parent | 92656d707e961c88b6f931038c7dc41790a52e1e (diff) | |
drm/radeon/kms: fix suspend on rv530 asics
Apparently only rv515 asics need the workaround
added in f24d86f1a49505cdea56728b853a5d0a3f8e3d11
(drm/radeon/kms: fix resume regression for some r5xx laptops).
Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=34709
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/radeon/atom.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c index 258fa5e7a2d9..d71d375149f8 100644 --- a/drivers/gpu/drm/radeon/atom.c +++ b/drivers/gpu/drm/radeon/atom.c @@ -32,6 +32,7 @@ #include "atom.h" #include "atom-names.h" #include "atom-bits.h" +#include "radeon.h" #define ATOM_COND_ABOVE 0 #define ATOM_COND_ABOVEOREQUAL 1 @@ -101,7 +102,9 @@ static void debug_print_spaces(int n) static uint32_t atom_iio_execute(struct atom_context *ctx, int base, uint32_t index, uint32_t data) { + struct radeon_device *rdev = ctx->card->dev->dev_private; uint32_t temp = 0xCDCDCDCD; + while (1) switch (CU8(base)) { case ATOM_IIO_NOP: @@ -112,7 +115,8 @@ static uint32_t atom_iio_execute(struct atom_context *ctx, int base, base += 3; break; case ATOM_IIO_WRITE: - (void)ctx->card->ioreg_read(ctx->card, CU16(base + 1)); + if (rdev->family == CHIP_RV515) + (void)ctx->card->ioreg_read(ctx->card, CU16(base + 1)); ctx->card->ioreg_write(ctx->card, CU16(base + 1), temp); base += 3; break; |