Re: [PATCH] radeonfb: (#2) Implement proper workarounds for PLL accesses

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Benjamin Herrenschmidt <[email protected]> writes:

> Yes, that's very extreme, I suspect somebody is banging on set_par or
> something like that.

fb_setcolreg is it.

kernel: radeonfb_set_par
kernel: radeon_write_pll_regs: radeon_pll_errata_after_data
kernel: radeon_write_pll_regs: radeon_pll_errata_after_data
kernel: radeon_write_mode: radeon_pll_errata_after_data
kernel: radeonfb_engine_reset: radeon_pll_errata_after_data
last message repeated 2 times
kernel: radeonfb_setcolreg: radeon_pll_errata_after_data
last message repeated 767 times
kernel: radeonfb_set_par
kernel: radeon_write_pll_regs: radeon_pll_errata_after_data
kernel: radeon_write_pll_regs: radeon_pll_errata_after_data
kernel: radeon_write_mode: radeon_pll_errata_after_data
kernel: radeonfb_engine_reset: radeon_pll_errata_after_data
last message repeated 2 times
kernel: radeonfb_setcolreg: radeon_pll_errata_after_data
last message repeated 911 times

kernel: radeonfb_set_par
kernel: radeon_write_pll_regs: radeon_pll_errata_after_data
kernel: radeon_write_pll_regs: radeon_pll_errata_after_data
kernel: radeon_write_mode: radeon_pll_errata_after_data
kernel: radeonfb_engine_reset: radeon_pll_errata_after_data
last message repeated 2 times
kernel: radeonfb_setcolreg: radeon_pll_errata_after_data
last message repeated 193 times
kernel: agpgart: Putting AGP V2 device at 0000:00:0b.0 into 1x mode
kernel: agpgart: Putting AGP V2 device at 0000:00:10.0 into 1x mode
kernel: radeonfb_setcolreg: radeon_pll_errata_after_data
last message repeated 191 times

Andreas.

-- 
Andreas Schwab, SuSE Labs, [email protected]
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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