6.13-stable review patch. If anyone has any objections, please let me know.
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From: Martin Tůma martin.tuma@digiteqautomotive.com
commit dd05443189f9ae175dd806594b67bf55ddb6539e upstream.
The CMT "magic values" registers must be updated while the CMT reset registers are active.
Fixes: 0ab13674a9bd ("media: pci: mgb4: Added Digiteq Automotive MGB4 driver") Cc: stable@vger.kernel.org Signed-off-by: Martin Tůma martin.tuma@digiteqautomotive.com Signed-off-by: Hans Verkuil hverkuil@xs4all.nl Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/media/pci/mgb4/mgb4_cmt.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
--- a/drivers/media/pci/mgb4/mgb4_cmt.c +++ b/drivers/media/pci/mgb4/mgb4_cmt.c @@ -206,10 +206,11 @@ u32 mgb4_cmt_set_vout_freq(struct mgb4_v
mgb4_write_reg(video, regs->config, 0x1 | (config & ~0x3));
+ mgb4_mask_reg(video, regs->config, 0x100, 0x100); + for (i = 0; i < ARRAY_SIZE(cmt_addrs_out[0]); i++) mgb4_write_reg(&voutdev->mgbdev->cmt, addr[i], reg_set[i]);
- mgb4_mask_reg(video, regs->config, 0x100, 0x100); mgb4_mask_reg(video, regs->config, 0x100, 0x0);
mgb4_write_reg(video, regs->config, config & ~0x1); @@ -236,10 +237,11 @@ void mgb4_cmt_set_vin_freq_range(struct
mgb4_write_reg(video, regs->config, 0x1 | (config & ~0x3));
+ mgb4_mask_reg(video, regs->config, 0x1000, 0x1000); + for (i = 0; i < ARRAY_SIZE(cmt_addrs_in[0]); i++) mgb4_write_reg(&vindev->mgbdev->cmt, addr[i], reg_set[i]);
- mgb4_mask_reg(video, regs->config, 0x1000, 0x1000); mgb4_mask_reg(video, regs->config, 0x1000, 0x0);
mgb4_write_reg(video, regs->config, config & ~0x1);