On 17:08 Fri 12 Apr , Peter Maydell wrote:
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>
>
> The npcm7xx_clk and npcm7xx_gcr device reset methods look at
> the ResetType argument and only handle RESET_TYPE_COLD,
> producing a warning if another reset type is passed. This
> is different from how every other three-phase-reset method
> we have works, and makes it difficult to add new reset types.
>
> A better pattern is "assume that any reset type you don't know
> about should be handled like RESET_TYPE_COLD"; switch these
> devices to do that. Then adding a new reset type will only
> need to touch those devices where its behaviour really needs
> to be different from the standard cold reset.
>
> Signed-off-by: Peter Maydell <peter.mayd...@linaro.org>
Reviewed-by: Luc Michel <luc.mic...@amd.com>
> ---
> hw/misc/npcm7xx_clk.c | 13 +++----------
> hw/misc/npcm7xx_gcr.c | 12 ++++--------
> 2 files changed, 7 insertions(+), 18 deletions(-)
>
> diff --git a/hw/misc/npcm7xx_clk.c b/hw/misc/npcm7xx_clk.c
> index ac1622c38aa..2098c85ee01 100644
> --- a/hw/misc/npcm7xx_clk.c
> +++ b/hw/misc/npcm7xx_clk.c
> @@ -873,20 +873,13 @@ static void npcm7xx_clk_enter_reset(Object *obj,
> ResetType type)
>
> QEMU_BUILD_BUG_ON(sizeof(s->regs) != sizeof(cold_reset_values));
>
> - switch (type) {
> - case RESET_TYPE_COLD:
> - memcpy(s->regs, cold_reset_values, sizeof(cold_reset_values));
> - s->ref_ns = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
> - npcm7xx_clk_update_all_clocks(s);
> - return;
> - }
> -
> + memcpy(s->regs, cold_reset_values, sizeof(cold_reset_values));
> + s->ref_ns = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
> + npcm7xx_clk_update_all_clocks(s);
> /*
> * A small number of registers need to be reset on a core domain reset,
> * but no such reset type exists yet.
> */
> - qemu_log_mask(LOG_UNIMP, "%s: reset type %d not implemented.",
> - __func__, type);
> }
>
> static void npcm7xx_clk_init_clock_hierarchy(NPCM7xxCLKState *s)
> diff --git a/hw/misc/npcm7xx_gcr.c b/hw/misc/npcm7xx_gcr.c
> index 9252f9d1488..c4c4e246d7e 100644
> --- a/hw/misc/npcm7xx_gcr.c
> +++ b/hw/misc/npcm7xx_gcr.c
> @@ -159,14 +159,10 @@ static void npcm7xx_gcr_enter_reset(Object *obj,
> ResetType type)
>
> QEMU_BUILD_BUG_ON(sizeof(s->regs) != sizeof(cold_reset_values));
>
> - switch (type) {
> - case RESET_TYPE_COLD:
> - memcpy(s->regs, cold_reset_values, sizeof(s->regs));
> - s->regs[NPCM7XX_GCR_PWRON] = s->reset_pwron;
> - s->regs[NPCM7XX_GCR_MDLR] = s->reset_mdlr;
> - s->regs[NPCM7XX_GCR_INTCR3] = s->reset_intcr3;
> - break;
> - }
> + memcpy(s->regs, cold_reset_values, sizeof(s->regs));
> + s->regs[NPCM7XX_GCR_PWRON] = s->reset_pwron;
> + s->regs[NPCM7XX_GCR_MDLR] = s->reset_mdlr;
> + s->regs[NPCM7XX_GCR_INTCR3] = s->reset_intcr3;
> }
>
> static void npcm7xx_gcr_realize(DeviceState *dev, Error **errp)
> --
> 2.34.1
>
>
--
