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Fri, 27 Nov 2020 11:58:46 -0800 (PST) Sender: Sam Ravnborg From: Sam Ravnborg To: linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org, Lee Jones Cc: Aditya Pakki , Alexander Klimov , Alex Dewar , Antonino Daplas , Arnd Bergmann , Bartlomiej Zolnierkiewicz , Benjamin Herrenschmidt , Daniel Vetter , Evgeny Novikov , Ferenc Bakonyi , Florian Tobias Schandinat , George Kennedy , Greg Kroah-Hartman , Gustavo Silva , Jani Nikula , Jason Yan , Jingoo Han , Jiri Slaby , Joe Perches , Kristoffer Ericson , Laurent Pinchart , linux-nvidia@lists.surfsouth.com, Michal Januszewski , Mike Rapoport , Nathan Chancellor , Peilin Ye , Peter Rosin , Qilong Zhang , Randy Dunlap , Saeed Mirzamohammadi , Sam Ravnborg , Tetsuo Handa , Thomas Winischhofer , Thomas Zimemrmann , Vaibhav Gupta , Xiaofei Tan Subject: [PATCH v1 05/28] video: fbdev: aty: Fix W=1 warnings in atyfb_base Date: Fri, 27 Nov 2020 20:58:02 +0100 Message-Id: <20201127195825.858960-6-sam@ravnborg.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20201127195825.858960-1-sam@ravnborg.org> References: <20201127195825.858960-1-sam@ravnborg.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org Fix W=1 warnings about variables assigned but never used. - Drop variables that was never used - Avoid using a local variable by moving the expression to an if condition Signed-off-by: Sam Ravnborg Cc: Bartlomiej Zolnierkiewicz Cc: Sam Ravnborg Cc: Daniel Vetter Cc: Joe Perches Cc: Vaibhav Gupta Cc: Jason Yan Cc: Randy Dunlap Cc: Jani Nikula --- drivers/video/fbdev/aty/atyfb_base.c | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) diff --git a/drivers/video/fbdev/aty/atyfb_base.c b/drivers/video/fbdev/aty/atyfb_base.c index c8feff0ee8da..d1eb9218debb 100644 --- a/drivers/video/fbdev/aty/atyfb_base.c +++ b/drivers/video/fbdev/aty/atyfb_base.c @@ -2360,22 +2360,20 @@ static int aty_init(struct fb_info *info) #ifdef CONFIG_FB_ATY_GX if (!M64_HAS(INTEGRATED)) { u32 stat0; - u8 dac_type, dac_subtype, clk_type; + u8 dac_subtype, clk_type; stat0 = aty_ld_le32(CNFG_STAT0, par); par->bus_type = (stat0 >> 0) & 0x07; par->ram_type = (stat0 >> 3) & 0x07; ramname = aty_gx_ram[par->ram_type]; /* FIXME: clockchip/RAMDAC probing? */ - dac_type = (aty_ld_le32(DAC_CNTL, par) >> 16) & 0x07; + aty_ld_le32(DAC_CNTL, par); #ifdef CONFIG_ATARI clk_type = CLK_ATI18818_1; - dac_type = (stat0 >> 9) & 0x07; - if (dac_type == 0x07) + if (((stat0 >> 9) & 0x07) == 0x07) dac_subtype = DAC_ATT20C408; else dac_subtype = (aty_ld_8(SCRATCH_REG1 + 1, par) & 0xF0) | dac_type; #else - dac_type = DAC_IBMRGB514; dac_subtype = DAC_IBMRGB514; clk_type = CLK_IBMRGB514; #endif @@ -3062,7 +3060,6 @@ static int atyfb_setup_sparc(struct pci_dev *pdev, struct fb_info *info, if (dp == of_console_device) { struct fb_var_screeninfo *var = &default_var; unsigned int N, P, Q, M, T, R; - u32 v_total, h_total; struct crtc crtc; u8 pll_regs[16]; u8 clock_cntl; @@ -3078,9 +3075,6 @@ static int atyfb_setup_sparc(struct pci_dev *pdev, struct fb_info *info, crtc.gen_cntl = aty_ld_le32(CRTC_GEN_CNTL, par); aty_crtc_to_var(&crtc, var); - h_total = var->xres + var->right_margin + var->hsync_len + var->left_margin; - v_total = var->yres + var->lower_margin + var->vsync_len + var->upper_margin; - /* * Read the PLL to figure actual Refresh Rate. */